[ { "path": ".gitignore", "content": "\n#global\n*.orig\n\n#ios\n.DS_Store\nbuild/\n*~\nproject.xcworkspace/\nxcuserdata/\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/DoubanAPIEngine-Prefix.pch", "content": "//\n// Prefix header for all source files of the 'DoubanAPIEngine' target in the 'DoubanAPIEngine' project\n//\n\n#ifdef __OBJC__\n #import \n#endif\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIAuthenticationDialog.h", "content": "//\n// ASIAuthenticationDialog.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 21/08/2009.\n// Copyright 2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \n#import \n@class ASIHTTPRequest;\n\ntypedef enum _ASIAuthenticationType {\n\tASIStandardAuthenticationType = 0,\n ASIProxyAuthenticationType = 1\n} ASIAuthenticationType;\n\n@interface ASIAutorotatingViewController : UIViewController\n@end\n\n@interface ASIAuthenticationDialog : ASIAutorotatingViewController {\n\tASIHTTPRequest *request;\n\tASIAuthenticationType type;\n\tUITableView *tableView;\n\tUIViewController *presentingController;\n\tBOOL didEnableRotationNotifications;\n}\n+ (void)presentAuthenticationDialogForRequest:(ASIHTTPRequest *)request;\n+ (void)dismiss;\n\n@property (retain) ASIHTTPRequest *request;\n@property (assign) ASIAuthenticationType type;\n@property (assign) BOOL didEnableRotationNotifications;\n@property (retain, nonatomic) UIViewController *presentingController;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIAuthenticationDialog.m", "content": "//\n// ASIAuthenticationDialog.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 21/08/2009.\n// Copyright 2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASIAuthenticationDialog.h\"\n#import \"ASIHTTPRequest.h\"\n#import \n\nstatic ASIAuthenticationDialog *sharedDialog = nil;\nBOOL isDismissing = NO;\nstatic NSMutableArray *requestsNeedingAuthentication = nil;\n\nstatic const NSUInteger kUsernameRow = 0;\nstatic const NSUInteger kUsernameSection = 0;\nstatic const NSUInteger kPasswordRow = 1;\nstatic const NSUInteger kPasswordSection = 0;\nstatic const NSUInteger kDomainRow = 0;\nstatic const NSUInteger kDomainSection = 1;\n\n\n@implementation ASIAutorotatingViewController\n\n- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation\n{\n\treturn YES;\n}\n\n@end\n\n\n@interface ASIAuthenticationDialog ()\n- (void)showTitle;\n- (void)show;\n- (NSArray *)requestsRequiringTheseCredentials;\n- (void)presentNextDialog;\n- (void)keyboardWillShow:(NSNotification *)notification;\n- (void)orientationChanged:(NSNotification *)notification;\n- (void)cancelAuthenticationFromDialog:(id)sender;\n- (void)loginWithCredentialsFromDialog:(id)sender;\n@property (retain) UITableView *tableView;\n@end\n\n@implementation ASIAuthenticationDialog\n\n#pragma mark init / dealloc\n\n+ (void)initialize\n{\n\tif (self == [ASIAuthenticationDialog class]) {\n\t\trequestsNeedingAuthentication = [[NSMutableArray array] retain];\n\t}\n}\n\n+ (void)presentAuthenticationDialogForRequest:(ASIHTTPRequest *)theRequest\n{\n\t// No need for a lock here, this will always be called on the main thread\n\tif (!sharedDialog) {\n\t\tsharedDialog = [[self alloc] init];\n\t\t[sharedDialog setRequest:theRequest];\n\t\tif ([theRequest authenticationNeeded] == ASIProxyAuthenticationNeeded) {\n\t\t\t[sharedDialog setType:ASIProxyAuthenticationType];\n\t\t} else {\n\t\t\t[sharedDialog setType:ASIStandardAuthenticationType];\n\t\t}\n\t\t[sharedDialog show];\n\t} else {\n\t\t[requestsNeedingAuthentication addObject:theRequest];\n\t}\n}\n\n- (id)init\n{\n\tif ((self = [self initWithNibName:nil bundle:nil])) {\n\t\t[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];\n\n#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2\n\t\tif (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {\n#endif\n\t\t\tif (![UIDevice currentDevice].generatesDeviceOrientationNotifications) {\n\t\t\t\t[[UIDevice currentDevice] beginGeneratingDeviceOrientationNotifications];\n\t\t\t\t[self setDidEnableRotationNotifications:YES];\n\t\t\t}\n\t\t\t[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(orientationChanged:) name:UIDeviceOrientationDidChangeNotification object:nil];\n#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2\n\t\t}\n#endif\n\t}\n\treturn self;\n}\n\n- (void)dealloc\n{\n\tif ([self didEnableRotationNotifications]) {\n\t\t[[NSNotificationCenter defaultCenter] removeObserver:self name:UIDeviceOrientationDidChangeNotification object:nil];\n\t}\n\t[[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardWillShowNotification object:nil];\n\n\t[request release];\n\t[tableView release];\n\t[presentingController.view removeFromSuperview];\n\t[presentingController release];\n\t[super dealloc];\n}\n\n#pragma mark keyboard notifications\n\n- (void)keyboardWillShow:(NSNotification *)notification\n{\n#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2\n\tif (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {\n#endif\n#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_3_2\n\t\tNSValue *keyboardBoundsValue = [[notification userInfo] objectForKey:UIKeyboardFrameEndUserInfoKey];\n#else\n\t\tNSValue *keyboardBoundsValue = [[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey];\n#endif\n\t\tCGRect keyboardBounds;\n\t\t[keyboardBoundsValue getValue:&keyboardBounds];\n\t\tUIEdgeInsets e = UIEdgeInsetsMake(0, 0, keyboardBounds.size.height, 0);\n\t\t[[self tableView] setScrollIndicatorInsets:e];\n\t\t[[self tableView] setContentInset:e];\n#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2\n\t}\n#endif\n}\n\n// Manually handles orientation changes on iPhone\n- (void)orientationChanged:(NSNotification *)notification\n{\n\t[self showTitle];\n\t\n\tUIInterfaceOrientation o = (UIInterfaceOrientation)[[UIApplication sharedApplication] statusBarOrientation];\n\tCGFloat angle = 0;\n\tswitch (o) {\n\t\tcase UIDeviceOrientationLandscapeLeft: angle = 90; break;\n\t\tcase UIDeviceOrientationLandscapeRight: angle = -90; break;\n\t\tcase UIDeviceOrientationPortraitUpsideDown: angle = 180; break;\n\t\tdefault: break;\n\t}\n\n\tCGRect f = [[UIScreen mainScreen] applicationFrame];\n\n\t// Swap the frame height and width if necessary\n \tif (UIDeviceOrientationIsLandscape(o)) {\n\t\tCGFloat t;\n\t\tt = f.size.width;\n\t\tf.size.width = f.size.height;\n\t\tf.size.height = t;\n\t}\n\n\tCGAffineTransform previousTransform = self.view.layer.affineTransform;\n\tCGAffineTransform newTransform = CGAffineTransformMakeRotation((CGFloat)(angle * M_PI / 180.0));\n\n\t// Reset the transform so we can set the size\n\tself.view.layer.affineTransform = CGAffineTransformIdentity;\n\tself.view.frame = (CGRect){ { 0, 0 }, f.size};\n\n\t// Revert to the previous transform for correct animation\n\tself.view.layer.affineTransform = previousTransform;\n\n\t[UIView beginAnimations:nil context:NULL];\n\t[UIView setAnimationDuration:0.3];\n\n\t// Set the new transform\n\tself.view.layer.affineTransform = newTransform;\n\n\t// Fix the view origin\n\tself.view.frame = (CGRect){ { f.origin.x, f.origin.y },self.view.frame.size};\n [UIView commitAnimations];\n}\n\t\t \n#pragma mark utilities\n\n- (UIViewController *)presentingController\n{\n\tif (!presentingController) {\n\t\tpresentingController = [[ASIAutorotatingViewController alloc] initWithNibName:nil bundle:nil];\n\n\t\t// Attach to the window, but don't interfere.\n\t\tUIWindow *window = [[[UIApplication sharedApplication] windows] objectAtIndex:0];\n\t\t[window addSubview:[presentingController view]];\n\t\t[[presentingController view] setFrame:CGRectZero];\n\t\t[[presentingController view] setUserInteractionEnabled:NO];\n\t}\n\n\treturn presentingController;\n}\n\n- (UITextField *)textFieldInRow:(NSUInteger)row section:(NSUInteger)section\n{\n\treturn [[[[[self tableView] cellForRowAtIndexPath:\n\t\t\t [NSIndexPath indexPathForRow:row inSection:section]]\n\t\t\t contentView] subviews] objectAtIndex:0];\n}\n\n- (UITextField *)usernameField\n{\n\treturn [self textFieldInRow:kUsernameRow section:kUsernameSection];\n}\n\n- (UITextField *)passwordField\n{\n\treturn [self textFieldInRow:kPasswordRow section:kPasswordSection];\n}\n\n- (UITextField *)domainField\n{\n\treturn [self textFieldInRow:kDomainRow section:kDomainSection];\n}\n\n#pragma mark show / dismiss\n\n+ (void)dismiss\n{\n\t[[sharedDialog parentViewController] dismissModalViewControllerAnimated:YES];\n}\n\n- (void)viewDidDisappear:(BOOL)animated\n{\n\t[self retain];\n\t[sharedDialog release];\n\tsharedDialog = nil;\n\t[self performSelector:@selector(presentNextDialog) withObject:nil afterDelay:0];\n\t[self release];\n}\n\n- (void)dismiss\n{\n\tif (self == sharedDialog) {\n\t\t[[self class] dismiss];\n\t} else {\n\t\t[[self parentViewController] dismissModalViewControllerAnimated:YES];\n\t}\n}\n\n- (void)showTitle\n{\n\tUINavigationBar *navigationBar = [[[self view] subviews] objectAtIndex:0];\n\tUINavigationItem *navItem = [[navigationBar items] objectAtIndex:0];\n\tif (UIInterfaceOrientationIsPortrait([[UIDevice currentDevice] orientation])) {\n\t\t// Setup the title\n\t\tif ([self type] == ASIProxyAuthenticationType) {\n\t\t\t[navItem setPrompt:@\"Login to this secure proxy server.\"];\n\t\t} else {\n\t\t\t[navItem setPrompt:@\"Login to this secure server.\"];\n\t\t}\n\t} else {\n\t\t[navItem setPrompt:nil];\n\t}\n\t[navigationBar sizeToFit];\n\tCGRect f = [[self view] bounds];\n\tf.origin.y = [navigationBar frame].size.height;\n\tf.size.height -= f.origin.y;\n\t[[self tableView] setFrame:f];\n}\n\n- (void)show\n{\n\t// Remove all subviews\n\tUIView *v;\n\twhile ((v = [[[self view] subviews] lastObject])) {\n\t\t[v removeFromSuperview];\n\t}\n\n\t// Setup toolbar\n\tUINavigationBar *bar = [[[UINavigationBar alloc] init] autorelease];\n\t[bar setAutoresizingMask:UIViewAutoresizingFlexibleWidth];\n\n\tUINavigationItem *navItem = [[[UINavigationItem alloc] init] autorelease];\n\tbar.items = [NSArray arrayWithObject:navItem];\n\n\t[[self view] addSubview:bar];\n\n\t[self showTitle];\n\n\t// Setup toolbar buttons\n\tif ([self type] == ASIProxyAuthenticationType) {\n\t\t[navItem setTitle:[[self request] proxyHost]];\n\t} else {\n\t\t[navItem setTitle:[[[self request] url] host]];\n\t}\n\n\t[navItem setLeftBarButtonItem:[[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self action:@selector(cancelAuthenticationFromDialog:)] autorelease]];\n\t[navItem setRightBarButtonItem:[[[UIBarButtonItem alloc] initWithTitle:@\"Login\" style:UIBarButtonItemStyleDone target:self action:@selector(loginWithCredentialsFromDialog:)] autorelease]];\n\n\t// We show the login form in a table view, similar to Safari's authentication dialog\n\t[bar sizeToFit];\n\tCGRect f = [[self view] bounds];\n\tf.origin.y = [bar frame].size.height;\n\tf.size.height -= f.origin.y;\n\n\t[self setTableView:[[[UITableView alloc] initWithFrame:f style:UITableViewStyleGrouped] autorelease]];\n\t[[self tableView] setDelegate:self];\n\t[[self tableView] setDataSource:self];\n\t[[self tableView] setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight];\n\t[[self view] addSubview:[self tableView]];\n\n\t// Force reload the table content, and focus the first field to show the keyboard\n\t[[self tableView] reloadData];\n\t[[[[[self tableView] cellForRowAtIndexPath:[NSIndexPath indexPathForRow:0 inSection:0]].contentView subviews] objectAtIndex:0] becomeFirstResponder];\n\n#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2\n\tif (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {\n\t\t[self setModalPresentationStyle:UIModalPresentationFormSheet];\n\t}\n#endif\n\n\t[[self presentingController] presentModalViewController:self animated:YES];\n}\n\n#pragma mark button callbacks\n\n- (void)cancelAuthenticationFromDialog:(id)sender\n{\n\tfor (ASIHTTPRequest *theRequest in [self requestsRequiringTheseCredentials]) {\n\t\t[theRequest cancelAuthentication];\n\t\t[requestsNeedingAuthentication removeObject:theRequest];\n\t}\n\t[self dismiss];\n}\n\n- (NSArray *)requestsRequiringTheseCredentials\n{\n\tNSMutableArray *requestsRequiringTheseCredentials = [NSMutableArray array];\n\tNSURL *requestURL = [[self request] url];\n\tfor (ASIHTTPRequest *otherRequest in requestsNeedingAuthentication) {\n\t\tNSURL *theURL = [otherRequest url];\n\t\tif (([otherRequest authenticationNeeded] == [[self request] authenticationNeeded]) && [[theURL host] isEqualToString:[requestURL host]] && ([theURL port] == [requestURL port] || ([requestURL port] && [[theURL port] isEqualToNumber:[requestURL port]])) && [[theURL scheme] isEqualToString:[requestURL scheme]] && ((![otherRequest authenticationRealm] && ![[self request] authenticationRealm]) || ([otherRequest authenticationRealm] && [[self request] authenticationRealm] && [[[self request] authenticationRealm] isEqualToString:[otherRequest authenticationRealm]]))) {\n\t\t\t[requestsRequiringTheseCredentials addObject:otherRequest];\n\t\t}\n\t}\n\t[requestsRequiringTheseCredentials addObject:[self request]];\n\treturn requestsRequiringTheseCredentials;\n}\n\n- (void)presentNextDialog\n{\n\tif ([requestsNeedingAuthentication count]) {\n\t\tASIHTTPRequest *nextRequest = [requestsNeedingAuthentication objectAtIndex:0];\n\t\t[requestsNeedingAuthentication removeObjectAtIndex:0];\n\t\t[[self class] presentAuthenticationDialogForRequest:nextRequest];\n\t}\n}\n\n\n- (void)loginWithCredentialsFromDialog:(id)sender\n{\n\tfor (ASIHTTPRequest *theRequest in [self requestsRequiringTheseCredentials]) {\n\n\t\tNSString *username = [[self usernameField] text];\n\t\tNSString *password = [[self passwordField] text];\n\n\t\tif (username == nil) { username = @\"\"; }\n\t\tif (password == nil) { password = @\"\"; }\n\n\t\tif ([self type] == ASIProxyAuthenticationType) {\n\t\t\t[theRequest setProxyUsername:username];\n\t\t\t[theRequest setProxyPassword:password];\n\t\t} else {\n\t\t\t[theRequest setUsername:username];\n\t\t\t[theRequest setPassword:password];\n\t\t}\n\n\t\t// Handle NTLM domains\n\t\tNSString *scheme = ([self type] == ASIStandardAuthenticationType) ? [[self request] authenticationScheme] : [[self request] proxyAuthenticationScheme];\n\t\tif ([scheme isEqualToString:(NSString *)kCFHTTPAuthenticationSchemeNTLM]) {\n\t\t\tNSString *domain = [[self domainField] text];\n\t\t\tif ([self type] == ASIProxyAuthenticationType) {\n\t\t\t\t[theRequest setProxyDomain:domain];\n\t\t\t} else {\n\t\t\t\t[theRequest setDomain:domain];\n\t\t\t}\n\t\t}\n\n\t\t[theRequest retryUsingSuppliedCredentials];\n\t\t[requestsNeedingAuthentication removeObject:theRequest];\n\t}\n\t[self dismiss];\n}\n\n#pragma mark table view data source\n\n- (NSInteger)numberOfSectionsInTableView:(UITableView *)aTableView\n{\n\tNSString *scheme = ([self type] == ASIStandardAuthenticationType) ? [[self request] authenticationScheme] : [[self request] proxyAuthenticationScheme];\n\tif ([scheme isEqualToString:(NSString *)kCFHTTPAuthenticationSchemeNTLM]) {\n\t\treturn 2;\n\t}\n\treturn 1;\n}\n\n- (CGFloat)tableView:(UITableView *)aTableView heightForFooterInSection:(NSInteger)section\n{\n\tif (section == [self numberOfSectionsInTableView:aTableView]-1) {\n\t\treturn 30;\n\t}\n\treturn 0;\n}\n\n- (CGFloat)tableView:(UITableView *)aTableView heightForHeaderInSection:(NSInteger)section\n{\n\tif (section == 0) {\n#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2\n\t\tif (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {\n\t\t\treturn 54;\n\t\t}\n#endif\n\t\treturn 30;\n\t}\n\treturn 0;\n}\n\n- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section\n{\n\tif (section == 0) {\n\t\treturn [[self request] authenticationRealm];\n\t}\n\treturn nil;\n}\n\n- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath\n{\n#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_3_0\n\tUITableViewCell *cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:nil] autorelease];\n#else\n\tUITableViewCell *cell = [[[UITableViewCell alloc] initWithFrame:CGRectMake(0,0,0,0) reuseIdentifier:nil] autorelease];\n#endif\n\n\t[cell setSelectionStyle:UITableViewCellSelectionStyleNone];\n\n\tCGRect f = CGRectInset([cell bounds], 10, 10);\n\tUITextField *textField = [[[UITextField alloc] initWithFrame:f] autorelease];\n\t[textField setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight];\n\t[textField setAutocapitalizationType:UITextAutocapitalizationTypeNone];\n\t[textField setAutocorrectionType:UITextAutocorrectionTypeNo];\n\n\tNSUInteger s = [indexPath section];\n\tNSUInteger r = [indexPath row];\n\n\tif (s == kUsernameSection && r == kUsernameRow) {\n\t\t[textField setPlaceholder:@\"User\"];\n\t} else if (s == kPasswordSection && r == kPasswordRow) {\n\t\t[textField setPlaceholder:@\"Password\"];\n\t\t[textField setSecureTextEntry:YES];\n\t} else if (s == kDomainSection && r == kDomainRow) {\n\t\t[textField setPlaceholder:@\"Domain\"];\n\t}\n\t[cell.contentView addSubview:textField];\n\n\treturn cell;\n}\n\n- (NSInteger)tableView:(UITableView *)aTableView numberOfRowsInSection:(NSInteger)section\n{\n\tif (section == 0) {\n\t\treturn 2;\n\t} else {\n\t\treturn 1;\n\t}\n}\n\n- (NSString *)tableView:(UITableView *)aTableView titleForFooterInSection:(NSInteger)section\n{\n\tif (section == [self numberOfSectionsInTableView:aTableView]-1) {\n\t\t// If we're using Basic authentication and the connection is not using SSL, we'll show the plain text message\n\t\tif ([[[self request] authenticationScheme] isEqualToString:(NSString *)kCFHTTPAuthenticationSchemeBasic] && ![[[[self request] url] scheme] isEqualToString:@\"https\"]) {\n\t\t\treturn @\"Password will be sent in the clear.\";\n\t\t// We are using Digest, NTLM, or any scheme over SSL\n\t\t} else {\n\t\t\treturn @\"Password will be sent securely.\";\n\t\t}\n\t}\n\treturn nil;\n}\n\n#pragma mark -\n\n@synthesize request;\n@synthesize type;\n@synthesize tableView;\n@synthesize didEnableRotationNotifications;\n@synthesize presentingController;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASICacheDelegate.h", "content": "//\n// ASICacheDelegate.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 01/05/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n#import \n@class ASIHTTPRequest;\n\n// Cache policies control the behaviour of a cache and how requests use the cache\n// When setting a cache policy, you can use a combination of these values as a bitmask\n// For example: [request setCachePolicy:ASIAskServerIfModifiedCachePolicy|ASIFallbackToCacheIfLoadFailsCachePolicy|ASIDoNotWriteToCacheCachePolicy];\n// Note that some of the behaviours below are mutally exclusive - you cannot combine ASIAskServerIfModifiedWhenStaleCachePolicy and ASIAskServerIfModifiedCachePolicy, for example.\ntypedef enum _ASICachePolicy {\n\n\t// The default cache policy. When you set a request to use this, it will use the cache's defaultCachePolicy\n\t// ASIDownloadCache's default cache policy is 'ASIAskServerIfModifiedWhenStaleCachePolicy'\n\tASIUseDefaultCachePolicy = 0,\n\n\t// Tell the request not to read from the cache\n\tASIDoNotReadFromCacheCachePolicy = 1,\n\n\t// The the request not to write to the cache\n\tASIDoNotWriteToCacheCachePolicy = 2,\n\n\t// Ask the server if there is an updated version of this resource (using a conditional GET) ONLY when the cached data is stale\n\tASIAskServerIfModifiedWhenStaleCachePolicy = 4,\n\n\t// Always ask the server if there is an updated version of this resource (using a conditional GET)\n\tASIAskServerIfModifiedCachePolicy = 8,\n\n\t// If cached data exists, use it even if it is stale. This means requests will not talk to the server unless the resource they are requesting is not in the cache\n\tASIOnlyLoadIfNotCachedCachePolicy = 16,\n\n\t// If cached data exists, use it even if it is stale. If cached data does not exist, stop (will not set an error on the request)\n\tASIDontLoadCachePolicy = 32,\n\n\t// Specifies that cached data may be used if the request fails. If cached data is used, the request will succeed without error. Usually used in combination with other options above.\n\tASIFallbackToCacheIfLoadFailsCachePolicy = 64\n} ASICachePolicy;\n\n// Cache storage policies control whether cached data persists between application launches (ASICachePermanentlyCacheStoragePolicy) or not (ASICacheForSessionDurationCacheStoragePolicy)\n// Calling [ASIHTTPRequest clearSession] will remove any data stored using ASICacheForSessionDurationCacheStoragePolicy\ntypedef enum _ASICacheStoragePolicy {\n\tASICacheForSessionDurationCacheStoragePolicy = 0,\n\tASICachePermanentlyCacheStoragePolicy = 1\n} ASICacheStoragePolicy;\n\n\n@protocol ASICacheDelegate \n\n@required\n\n// Should return the cache policy that will be used when requests have their cache policy set to ASIUseDefaultCachePolicy\n- (ASICachePolicy)defaultCachePolicy;\n\n// Returns the date a cached response should expire on. Pass a non-zero max age to specify a custom date.\n- (NSDate *)expiryDateForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge;\n\n// Updates cached response headers with a new expiry date. Pass a non-zero max age to specify a custom date.\n- (void)updateExpiryForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge;\n\n// Looks at the request's cache policy and any cached headers to determine if the cache data is still valid\n- (BOOL)canUseCachedDataForRequest:(ASIHTTPRequest *)request;\n\n// Removes cached data for a particular request\n- (void)removeCachedDataForRequest:(ASIHTTPRequest *)request;\n\n// Should return YES if the cache considers its cached response current for the request\n// Should return NO is the data is not cached, or (for example) if the cached headers state the request should have expired\n- (BOOL)isCachedDataCurrentForRequest:(ASIHTTPRequest *)request;\n\n// Should store the response for the passed request in the cache\n// When a non-zero maxAge is passed, it should be used as the expiry time for the cached response\n- (void)storeResponseForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge;\n\n// Removes cached data for a particular url\n- (void)removeCachedDataForURL:(NSURL *)url;\n\n// Should return an NSDictionary of cached headers for the passed URL, if it is stored in the cache\n- (NSDictionary *)cachedResponseHeadersForURL:(NSURL *)url;\n\n// Should return the cached body of a response for the passed URL, if it is stored in the cache\n- (NSData *)cachedResponseDataForURL:(NSURL *)url;\n\n// Returns a path to the cached response data, if it exists\n- (NSString *)pathToCachedResponseDataForURL:(NSURL *)url;\n\n// Returns a path to the cached response headers, if they url\n- (NSString *)pathToCachedResponseHeadersForURL:(NSURL *)url;\n\n// Returns the location to use to store cached response headers for a particular request\n- (NSString *)pathToStoreCachedResponseHeadersForRequest:(ASIHTTPRequest *)request;\n\n// Returns the location to use to store a cached response body for a particular request\n- (NSString *)pathToStoreCachedResponseDataForRequest:(ASIHTTPRequest *)request;\n\n// Clear cached data stored for the passed storage policy\n- (void)clearCachedResponsesForStoragePolicy:(ASICacheStoragePolicy)cachePolicy;\n\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIDataCompressor.h", "content": "//\n// ASIDataCompressor.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 17/08/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n// This is a helper class used by ASIHTTPRequest to handle deflating (compressing) data in memory and on disk\n// You may also find it helpful if you need to deflate data and files yourself - see the class methods below\n// Most of the zlib stuff is based on the sample code by Mark Adler available at http://zlib.net\n\n#import \n#import \n\n@interface ASIDataCompressor : NSObject {\n\tBOOL streamReady;\n\tz_stream zStream;\n}\n\n// Convenience constructor will call setupStream for you\n+ (id)compressor;\n\n// Compress the passed chunk of data\n// Passing YES for shouldFinish will finalize the deflated data - you must pass YES when you are on the last chunk of data\n- (NSData *)compressBytes:(Bytef *)bytes length:(NSUInteger)length error:(NSError **)err shouldFinish:(BOOL)shouldFinish;\n\n// Convenience method - pass it some data, and you'll get deflated data back\n+ (NSData *)compressData:(NSData*)uncompressedData error:(NSError **)err;\n\n// Convenience method - pass it a file containing the data to compress in sourcePath, and it will write deflated data to destinationPath\n+ (BOOL)compressDataFromFile:(NSString *)sourcePath toFile:(NSString *)destinationPath error:(NSError **)err;\n\n// Sets up zlib to handle the inflating. You only need to call this yourself if you aren't using the convenience constructor 'compressor'\n- (NSError *)setupStream;\n\n// Tells zlib to clean up. You need to call this if you need to cancel deflating part way through\n// If deflating finishes or fails, this method will be called automatically\n- (NSError *)closeStream;\n\n@property (assign, readonly) BOOL streamReady;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIDataCompressor.m", "content": "//\n// ASIDataCompressor.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 17/08/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASIDataCompressor.h\"\n#import \"ASIHTTPRequest.h\"\n\n#define DATA_CHUNK_SIZE 262144 // Deal with gzipped data in 256KB chunks\n#define COMPRESSION_AMOUNT Z_DEFAULT_COMPRESSION\n\n@interface ASIDataCompressor ()\n+ (NSError *)deflateErrorWithCode:(int)code;\n@end\n\n@implementation ASIDataCompressor\n\n+ (id)compressor\n{\n\tASIDataCompressor *compressor = [[[self alloc] init] autorelease];\n\t[compressor setupStream];\n\treturn compressor;\n}\n\n- (void)dealloc\n{\n\tif (streamReady) {\n\t\t[self closeStream];\n\t}\n\t[super dealloc];\n}\n\n- (NSError *)setupStream\n{\n\tif (streamReady) {\n\t\treturn nil;\n\t}\n\t// Setup the inflate stream\n\tzStream.zalloc = Z_NULL;\n\tzStream.zfree = Z_NULL;\n\tzStream.opaque = Z_NULL;\n\tzStream.avail_in = 0;\n\tzStream.next_in = 0;\n\tint status = deflateInit2(&zStream, COMPRESSION_AMOUNT, Z_DEFLATED, (15+16), 8, Z_DEFAULT_STRATEGY);\n\tif (status != Z_OK) {\n\t\treturn [[self class] deflateErrorWithCode:status];\n\t}\n\tstreamReady = YES;\n\treturn nil;\n}\n\n- (NSError *)closeStream\n{\n\tif (!streamReady) {\n\t\treturn nil;\n\t}\n\t// Close the deflate stream\n\tstreamReady = NO;\n\tint status = deflateEnd(&zStream);\n\tif (status != Z_OK) {\n\t\treturn [[self class] deflateErrorWithCode:status];\n\t}\n\treturn nil;\n}\n\n- (NSData *)compressBytes:(Bytef *)bytes length:(NSUInteger)length error:(NSError **)err shouldFinish:(BOOL)shouldFinish\n{\n\tif (length == 0) return nil;\n\t\n\tNSUInteger halfLength = length/2;\n\t\n\t// We'll take a guess that the compressed data will fit in half the size of the original (ie the max to compress at once is half DATA_CHUNK_SIZE), if not, we'll increase it below\n\tNSMutableData *outputData = [NSMutableData dataWithLength:length/2]; \n\t\n\tint status;\n\t\n\tzStream.next_in = bytes;\n\tzStream.avail_in = (unsigned int)length;\n\tzStream.avail_out = 0;\n\n\tNSInteger bytesProcessedAlready = zStream.total_out;\n\twhile (zStream.avail_out == 0) {\n\t\t\n\t\tif (zStream.total_out-bytesProcessedAlready >= [outputData length]) {\n\t\t\t[outputData increaseLengthBy:halfLength];\n\t\t}\n\t\t\n\t\tzStream.next_out = (Bytef*)[outputData mutableBytes] + zStream.total_out-bytesProcessedAlready;\n\t\tzStream.avail_out = (unsigned int)([outputData length] - (zStream.total_out-bytesProcessedAlready));\n\t\tstatus = deflate(&zStream, shouldFinish ? Z_FINISH : Z_NO_FLUSH);\n\t\t\n\t\tif (status == Z_STREAM_END) {\n\t\t\tbreak;\n\t\t} else if (status != Z_OK) {\n\t\t\tif (err) {\n\t\t\t\t*err = [[self class] deflateErrorWithCode:status];\n\t\t\t}\n\t\t\treturn NO;\n\t\t}\n\t}\n\n\t// Set real length\n\t[outputData setLength: zStream.total_out-bytesProcessedAlready];\n\treturn outputData;\n}\n\n\n+ (NSData *)compressData:(NSData*)uncompressedData error:(NSError **)err\n{\n\tNSError *theError = nil;\n\tNSData *outputData = [[ASIDataCompressor compressor] compressBytes:(Bytef *)[uncompressedData bytes] length:[uncompressedData length] error:&theError shouldFinish:YES];\n\tif (theError) {\n\t\tif (err) {\n\t\t\t*err = theError;\n\t\t}\n\t\treturn nil;\n\t}\n\treturn outputData;\n}\n\n\n\n+ (BOOL)compressDataFromFile:(NSString *)sourcePath toFile:(NSString *)destinationPath error:(NSError **)err\n{\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\t// Create an empty file at the destination path\n\tif (![fileManager createFileAtPath:destinationPath contents:[NSData data] attributes:nil]) {\n\t\tif (err) {\n\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Compression of %@ failed because we were to create a file at %@\",sourcePath,destinationPath],NSLocalizedDescriptionKey,nil]];\n\t\t}\n\t\treturn NO;\n\t}\n\t\n\t// Ensure the source file exists\n\tif (![fileManager fileExistsAtPath:sourcePath]) {\n\t\tif (err) {\n\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Compression of %@ failed the file does not exist\",sourcePath],NSLocalizedDescriptionKey,nil]];\n\t\t}\n\t\treturn NO;\n\t}\n\t\n\tUInt8 inputData[DATA_CHUNK_SIZE];\n\tNSData *outputData;\n\tNSInteger readLength;\n\tNSError *theError = nil;\n\t\n\tASIDataCompressor *compressor = [ASIDataCompressor compressor];\n\t\n\tNSInputStream *inputStream = [NSInputStream inputStreamWithFileAtPath:sourcePath];\n\t[inputStream open];\n\tNSOutputStream *outputStream = [NSOutputStream outputStreamToFileAtPath:destinationPath append:NO];\n\t[outputStream open];\n\t\n while ([compressor streamReady]) {\n\t\t\n\t\t// Read some data from the file\n\t\treadLength = [inputStream read:inputData maxLength:DATA_CHUNK_SIZE];\n\n\t\t// Make sure nothing went wrong\n\t\tif ([inputStream streamStatus] == NSStreamEventErrorOccurred) {\n\t\t\tif (err) {\n\t\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Compression of %@ failed because we were unable to read from the source data file\",sourcePath],NSLocalizedDescriptionKey,[inputStream streamError],NSUnderlyingErrorKey,nil]];\n\t\t\t}\n\t\t\t[compressor closeStream];\n\t\t\treturn NO;\n\t\t}\n\t\t// Have we reached the end of the input data?\n\t\tif (!readLength) {\n\t\t\tbreak;\n\t\t}\n\t\t\n\t\t// Attempt to deflate the chunk of data\n\t\toutputData = [compressor compressBytes:inputData length:readLength error:&theError shouldFinish:readLength < DATA_CHUNK_SIZE ];\n\t\tif (theError) {\n\t\t\tif (err) {\n\t\t\t\t*err = theError;\n\t\t\t}\n\t\t\t[compressor closeStream];\n\t\t\treturn NO;\n\t\t}\n\t\t\n\t\t// Write the deflated data out to the destination file\n\t\t[outputStream write:(const uint8_t *)[outputData bytes] maxLength:[outputData length]];\n\t\t\n\t\t// Make sure nothing went wrong\n\t\tif ([inputStream streamStatus] == NSStreamEventErrorOccurred) {\n\t\t\tif (err) {\n\t\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Compression of %@ failed because we were unable to write to the destination data file at %@\",sourcePath,destinationPath],NSLocalizedDescriptionKey,[outputStream streamError],NSUnderlyingErrorKey,nil]];\n }\n\t\t\t[compressor closeStream];\n\t\t\treturn NO;\n\t\t}\n\t\t\n }\n\t[inputStream close];\n\t[outputStream close];\n\n\tNSError *error = [compressor closeStream];\n\tif (error) {\n\t\tif (err) {\n\t\t\t*err = error;\n\t\t}\n\t\treturn NO;\n\t}\n\n\treturn YES;\n}\n\n+ (NSError *)deflateErrorWithCode:(int)code\n{\n\treturn [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Compression of data failed with code %hi\",code],NSLocalizedDescriptionKey,nil]];\n}\n\n@synthesize streamReady;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIDataDecompressor.h", "content": "//\n// ASIDataDecompressor.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 17/08/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n// This is a helper class used by ASIHTTPRequest to handle inflating (decompressing) data in memory and on disk\n// You may also find it helpful if you need to inflate data and files yourself - see the class methods below\n// Most of the zlib stuff is based on the sample code by Mark Adler available at http://zlib.net\n\n#import \n#import \n\n@interface ASIDataDecompressor : NSObject {\n\tBOOL streamReady;\n\tz_stream zStream;\n}\n\n// Convenience constructor will call setupStream for you\n+ (id)decompressor;\n\n// Uncompress the passed chunk of data\n- (NSData *)uncompressBytes:(Bytef *)bytes length:(NSUInteger)length error:(NSError **)err;\n\n// Convenience method - pass it some deflated data, and you'll get inflated data back\n+ (NSData *)uncompressData:(NSData*)compressedData error:(NSError **)err;\n\n// Convenience method - pass it a file containing deflated data in sourcePath, and it will write inflated data to destinationPath\n+ (BOOL)uncompressDataFromFile:(NSString *)sourcePath toFile:(NSString *)destinationPath error:(NSError **)err;\n\n// Sets up zlib to handle the inflating. You only need to call this yourself if you aren't using the convenience constructor 'decompressor'\n- (NSError *)setupStream;\n\n// Tells zlib to clean up. You need to call this if you need to cancel inflating part way through\n// If inflating finishes or fails, this method will be called automatically\n- (NSError *)closeStream;\n\n@property (assign, readonly) BOOL streamReady;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIDataDecompressor.m", "content": "//\n// ASIDataDecompressor.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 17/08/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASIDataDecompressor.h\"\n#import \"ASIHTTPRequest.h\"\n\n#define DATA_CHUNK_SIZE 262144 // Deal with gzipped data in 256KB chunks\n\n@interface ASIDataDecompressor ()\n+ (NSError *)inflateErrorWithCode:(int)code;\n@end;\n\n@implementation ASIDataDecompressor\n\n+ (id)decompressor\n{\n\tASIDataDecompressor *decompressor = [[[self alloc] init] autorelease];\n\t[decompressor setupStream];\n\treturn decompressor;\n}\n\n- (void)dealloc\n{\n\tif (streamReady) {\n\t\t[self closeStream];\n\t}\n\t[super dealloc];\n}\n\n- (NSError *)setupStream\n{\n\tif (streamReady) {\n\t\treturn nil;\n\t}\n\t// Setup the inflate stream\n\tzStream.zalloc = Z_NULL;\n\tzStream.zfree = Z_NULL;\n\tzStream.opaque = Z_NULL;\n\tzStream.avail_in = 0;\n\tzStream.next_in = 0;\n\tint status = inflateInit2(&zStream, (15+32));\n\tif (status != Z_OK) {\n\t\treturn [[self class] inflateErrorWithCode:status];\n\t}\n\tstreamReady = YES;\n\treturn nil;\n}\n\n- (NSError *)closeStream\n{\n\tif (!streamReady) {\n\t\treturn nil;\n\t}\n\t// Close the inflate stream\n\tstreamReady = NO;\n\tint status = inflateEnd(&zStream);\n\tif (status != Z_OK) {\n\t\treturn [[self class] inflateErrorWithCode:status];\n\t}\n\treturn nil;\n}\n\n- (NSData *)uncompressBytes:(Bytef *)bytes length:(NSUInteger)length error:(NSError **)err\n{\n\tif (length == 0) return nil;\n\t\n\tNSUInteger halfLength = length/2;\n\tNSMutableData *outputData = [NSMutableData dataWithLength:length+halfLength];\n\n\tint status;\n\t\n\tzStream.next_in = bytes;\n\tzStream.avail_in = (unsigned int)length;\n\tzStream.avail_out = 0;\n\t\n\tNSInteger bytesProcessedAlready = zStream.total_out;\n\twhile (zStream.avail_in != 0) {\n\t\t\n\t\tif (zStream.total_out-bytesProcessedAlready >= [outputData length]) {\n\t\t\t[outputData increaseLengthBy:halfLength];\n\t\t}\n\t\t\n\t\tzStream.next_out = (Bytef*)[outputData mutableBytes] + zStream.total_out-bytesProcessedAlready;\n\t\tzStream.avail_out = (unsigned int)([outputData length] - (zStream.total_out-bytesProcessedAlready));\n\t\t\n\t\tstatus = inflate(&zStream, Z_NO_FLUSH);\n\t\t\n\t\tif (status == Z_STREAM_END) {\n\t\t\tbreak;\n\t\t} else if (status != Z_OK) {\n\t\t\tif (err) {\n\t\t\t\t*err = [[self class] inflateErrorWithCode:status];\n\t\t\t}\n\t\t\treturn nil;\n\t\t}\n\t}\n\t\n\t// Set real length\n\t[outputData setLength: zStream.total_out-bytesProcessedAlready];\n\treturn outputData;\n}\n\n\n+ (NSData *)uncompressData:(NSData*)compressedData error:(NSError **)err\n{\n\tNSError *theError = nil;\n\tNSData *outputData = [[ASIDataDecompressor decompressor] uncompressBytes:(Bytef *)[compressedData bytes] length:[compressedData length] error:&theError];\n\tif (theError) {\n\t\tif (err) {\n\t\t\t*err = theError;\n\t\t}\n\t\treturn nil;\n\t}\n\treturn outputData;\n}\n\n+ (BOOL)uncompressDataFromFile:(NSString *)sourcePath toFile:(NSString *)destinationPath error:(NSError **)err\n{\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\t// Create an empty file at the destination path\n\tif (![fileManager createFileAtPath:destinationPath contents:[NSData data] attributes:nil]) {\n\t\tif (err) {\n\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Decompression of %@ failed because we were to create a file at %@\",sourcePath,destinationPath],NSLocalizedDescriptionKey,nil]];\n\t\t}\n\t\treturn NO;\n\t}\n\t\n\t// Ensure the source file exists\n\tif (![fileManager fileExistsAtPath:sourcePath]) {\n\t\tif (err) {\n\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Decompression of %@ failed the file does not exist\",sourcePath],NSLocalizedDescriptionKey,nil]];\n\t\t}\n\t\treturn NO;\n\t}\n\t\n\tUInt8 inputData[DATA_CHUNK_SIZE];\n\tNSData *outputData;\n\tNSInteger readLength;\n\tNSError *theError = nil;\n\t\n\n\tASIDataDecompressor *decompressor = [ASIDataDecompressor decompressor];\n\n\tNSInputStream *inputStream = [NSInputStream inputStreamWithFileAtPath:sourcePath];\n\t[inputStream open];\n\tNSOutputStream *outputStream = [NSOutputStream outputStreamToFileAtPath:destinationPath append:NO];\n\t[outputStream open];\n\t\n while ([decompressor streamReady]) {\n\t\t\n\t\t// Read some data from the file\n\t\treadLength = [inputStream read:inputData maxLength:DATA_CHUNK_SIZE]; \n\t\t\n\t\t// Make sure nothing went wrong\n\t\tif ([inputStream streamStatus] == NSStreamEventErrorOccurred) {\n\t\t\tif (err) {\n\t\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Decompression of %@ failed because we were unable to read from the source data file\",sourcePath],NSLocalizedDescriptionKey,[inputStream streamError],NSUnderlyingErrorKey,nil]];\n\t\t\t}\n [decompressor closeStream];\n\t\t\treturn NO;\n\t\t}\n\t\t// Have we reached the end of the input data?\n\t\tif (!readLength) {\n\t\t\tbreak;\n\t\t}\n\n\t\t// Attempt to inflate the chunk of data\n\t\toutputData = [decompressor uncompressBytes:inputData length:readLength error:&theError];\n\t\tif (theError) {\n\t\t\tif (err) {\n\t\t\t\t*err = theError;\n\t\t\t}\n\t\t\t[decompressor closeStream];\n\t\t\treturn NO;\n\t\t}\n\t\t\n\t\t// Write the inflated data out to the destination file\n\t\t[outputStream write:(Bytef*)[outputData bytes] maxLength:[outputData length]];\n\t\t\n\t\t// Make sure nothing went wrong\n\t\tif ([inputStream streamStatus] == NSStreamEventErrorOccurred) {\n\t\t\tif (err) {\n\t\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Decompression of %@ failed because we were unable to write to the destination data file at %@\",sourcePath,destinationPath],NSLocalizedDescriptionKey,[outputStream streamError],NSUnderlyingErrorKey,nil]];\n }\n\t\t\t[decompressor closeStream];\n\t\t\treturn NO;\n\t\t}\n\t\t\n }\n\t\n\t[inputStream close];\n\t[outputStream close];\n\n\tNSError *error = [decompressor closeStream];\n\tif (error) {\n\t\tif (err) {\n\t\t\t*err = error;\n\t\t}\n\t\treturn NO;\n\t}\n\n\treturn YES;\n}\n\n\n+ (NSError *)inflateErrorWithCode:(int)code\n{\n\treturn [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Decompression of data failed with code %hi\",code],NSLocalizedDescriptionKey,nil]];\n}\n\n@synthesize streamReady;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIDownloadCache.h", "content": "//\n// ASIDownloadCache.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 01/05/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n#import \n#import \"ASICacheDelegate.h\"\n\n@interface ASIDownloadCache : NSObject {\n\t\n\t// The default cache policy for this cache\n\t// Requests that store data in the cache will use this cache policy if their cache policy is set to ASIUseDefaultCachePolicy\n\t// Defaults to ASIAskServerIfModifiedWhenStaleCachePolicy\n\tASICachePolicy defaultCachePolicy;\n\t\n\t// The directory in which cached data will be stored\n\t// Defaults to a directory called 'ASIHTTPRequestCache' in the temporary directory\n\tNSString *storagePath;\n\t\n\t// Mediates access to the cache\n\tNSRecursiveLock *accessLock;\n\t\n\t// When YES, the cache will look for cache-control / pragma: no-cache headers, and won't reuse store responses if it finds them\n\tBOOL shouldRespectCacheControlHeaders;\n}\n\n// Returns a static instance of an ASIDownloadCache\n// In most circumstances, it will make sense to use this as a global cache, rather than creating your own cache\n// To make ASIHTTPRequests use it automatically, use [ASIHTTPRequest setDefaultCache:[ASIDownloadCache sharedCache]];\n+ (id)sharedCache;\n\n// A helper function that determines if the server has requested data should not be cached by looking at the request's response headers\n+ (BOOL)serverAllowsResponseCachingForRequest:(ASIHTTPRequest *)request;\n\n// A list of file extensions that we know won't be readable by a webview when accessed locally\n// If we're asking for a path to cache a particular url and it has one of these extensions, we change it to '.html'\n+ (NSArray *)fileExtensionsToHandleAsHTML;\n\n@property (assign, nonatomic) ASICachePolicy defaultCachePolicy;\n@property (retain, nonatomic) NSString *storagePath;\n@property (retain) NSRecursiveLock *accessLock;\n@property (assign) BOOL shouldRespectCacheControlHeaders;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIDownloadCache.m", "content": "//\n// ASIDownloadCache.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 01/05/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASIDownloadCache.h\"\n#import \"ASIHTTPRequest.h\"\n#import \n\nstatic ASIDownloadCache *sharedCache = nil;\n\nstatic NSString *sessionCacheFolder = @\"SessionStore\";\nstatic NSString *permanentCacheFolder = @\"PermanentStore\";\nstatic NSArray *fileExtensionsToHandleAsHTML = nil;\n\n@interface ASIDownloadCache ()\n+ (NSString *)keyForURL:(NSURL *)url;\n- (NSString *)pathToFile:(NSString *)file;\n@end\n\n@implementation ASIDownloadCache\n\n+ (void)initialize\n{\n\tif (self == [ASIDownloadCache class]) {\n\t\t// Obviously this is not an exhaustive list, but hopefully these are the most commonly used and this will 'just work' for the widest range of people\n\t\t// I imagine many web developers probably use url rewriting anyway\n\t\tfileExtensionsToHandleAsHTML = [[NSArray alloc] initWithObjects:@\"asp\",@\"aspx\",@\"jsp\",@\"php\",@\"rb\",@\"py\",@\"pl\",@\"cgi\", nil];\n\t}\n}\n\n- (id)init\n{\n\tself = [super init];\n\t[self setShouldRespectCacheControlHeaders:YES];\n\t[self setDefaultCachePolicy:ASIUseDefaultCachePolicy];\n\t[self setAccessLock:[[[NSRecursiveLock alloc] init] autorelease]];\n\treturn self;\n}\n\n+ (id)sharedCache\n{\n\tif (!sharedCache) {\n\t\t@synchronized(self) {\n\t\t\tif (!sharedCache) {\n\t\t\t\tsharedCache = [[self alloc] init];\n\t\t\t\t[sharedCache setStoragePath:[[NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) objectAtIndex:0] stringByAppendingPathComponent:@\"ASIHTTPRequestCache\"]];\n\t\t\t}\n\t\t}\n\t}\n\treturn sharedCache;\n}\n\n- (void)dealloc\n{\n\t[storagePath release];\n\t[accessLock release];\n\t[super dealloc];\n}\n\n- (NSString *)storagePath\n{\n\t[[self accessLock] lock];\n\tNSString *p = [[storagePath retain] autorelease];\n\t[[self accessLock] unlock];\n\treturn p;\n}\n\n\n- (void)setStoragePath:(NSString *)path\n{\n\t[[self accessLock] lock];\n\t[self clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];\n\t[storagePath release];\n\tstoragePath = [path retain];\n\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\tBOOL isDirectory = NO;\n\tNSArray *directories = [NSArray arrayWithObjects:path,[path stringByAppendingPathComponent:sessionCacheFolder],[path stringByAppendingPathComponent:permanentCacheFolder],nil];\n\tfor (NSString *directory in directories) {\n\t\tBOOL exists = [fileManager fileExistsAtPath:directory isDirectory:&isDirectory];\n\t\tif (exists && !isDirectory) {\n\t\t\t[[self accessLock] unlock];\n\t\t\t[NSException raise:@\"FileExistsAtCachePath\" format:@\"Cannot create a directory for the cache at '%@', because a file already exists\",directory];\n\t\t} else if (!exists) {\n\t\t\t[fileManager createDirectoryAtPath:directory withIntermediateDirectories:NO attributes:nil error:nil];\n\t\t\tif (![fileManager fileExistsAtPath:directory]) {\n\t\t\t\t[[self accessLock] unlock];\n\t\t\t\t[NSException raise:@\"FailedToCreateCacheDirectory\" format:@\"Failed to create a directory for the cache at '%@'\",directory];\n\t\t\t}\n\t\t}\n\t}\n\t[self clearCachedResponsesForStoragePolicy:ASICacheForSessionDurationCacheStoragePolicy];\n\t[[self accessLock] unlock];\n}\n\n- (void)updateExpiryForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge\n{\n\tNSString *headerPath = [self pathToStoreCachedResponseHeadersForRequest:request];\n\tNSMutableDictionary *cachedHeaders = [NSMutableDictionary dictionaryWithContentsOfFile:headerPath];\n\tif (!cachedHeaders) {\n\t\treturn;\n\t}\n\tNSDate *expires = [self expiryDateForRequest:request maxAge:maxAge];\n\tif (!expires) {\n\t\treturn;\n\t}\n\t[cachedHeaders setObject:[NSNumber numberWithDouble:[expires timeIntervalSince1970]] forKey:@\"X-ASIHTTPRequest-Expires\"];\n\t[cachedHeaders writeToFile:headerPath atomically:NO];\n}\n\n- (NSDate *)expiryDateForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge\n{\n return [ASIHTTPRequest expiryDateForRequest:request maxAge:maxAge];\n}\n\n- (void)storeResponseForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge\n{\n\t[[self accessLock] lock];\n\n\tif ([request error] || ![request responseHeaders] || ([request cachePolicy] & ASIDoNotWriteToCacheCachePolicy)) {\n\t\t[[self accessLock] unlock];\n\t\treturn;\n\t}\n\n\t// We only cache 200/OK or redirect reponses (redirect responses are cached so the cache works better with no internet connection)\n\tint responseCode = [request responseStatusCode];\n\tif (responseCode != 200 && responseCode != 301 && responseCode != 302 && responseCode != 303 && responseCode != 307) {\n\t\t[[self accessLock] unlock];\n\t\treturn;\n\t}\n\n\tif ([self shouldRespectCacheControlHeaders] && ![[self class] serverAllowsResponseCachingForRequest:request]) {\n\t\t[[self accessLock] unlock];\n\t\treturn;\n\t}\n\n\tNSString *headerPath = [self pathToStoreCachedResponseHeadersForRequest:request];\n\tNSString *dataPath = [self pathToStoreCachedResponseDataForRequest:request];\n\n\tNSMutableDictionary *responseHeaders = [NSMutableDictionary dictionaryWithDictionary:[request responseHeaders]];\n\tif ([request isResponseCompressed]) {\n\t\t[responseHeaders removeObjectForKey:@\"Content-Encoding\"];\n\t}\n\n\t// Create a special 'X-ASIHTTPRequest-Expires' header\n\t// This is what we use for deciding if cached data is current, rather than parsing the expires / max-age headers individually each time\n\t// We store this as a timestamp to make reading it easier as NSDateFormatter is quite expensive\n\n\tNSDate *expires = [self expiryDateForRequest:request maxAge:maxAge];\n\tif (expires) {\n\t\t[responseHeaders setObject:[NSNumber numberWithDouble:[expires timeIntervalSince1970]] forKey:@\"X-ASIHTTPRequest-Expires\"];\n\t}\n\n\t// Store the response code in a custom header so we can reuse it later\n\n\t// We'll change 304/Not Modified to 200/OK because this is likely to be us updating the cached headers with a conditional GET\n\tint statusCode = [request responseStatusCode];\n\tif (statusCode == 304) {\n\t\tstatusCode = 200;\n\t}\n\t[responseHeaders setObject:[NSNumber numberWithInt:statusCode] forKey:@\"X-ASIHTTPRequest-Response-Status-Code\"];\n\n\t[responseHeaders writeToFile:headerPath atomically:NO];\n\n\tif ([request responseData]) {\n\t\t[[request responseData] writeToFile:dataPath atomically:NO];\n\t} else if ([request downloadDestinationPath] && ![[request downloadDestinationPath] isEqualToString:dataPath]) { \n\t\tNSError *error = nil;\n NSFileManager* manager = [[NSFileManager alloc] init];\n if ([manager fileExistsAtPath:dataPath]) {\n [manager removeItemAtPath:dataPath error:&error];\n }\n [manager copyItemAtPath:[request downloadDestinationPath] toPath:dataPath error:&error];\n [manager release];\n\t}\n\t[[self accessLock] unlock];\n}\n\n- (NSDictionary *)cachedResponseHeadersForURL:(NSURL *)url\n{\n\tNSString *path = [self pathToCachedResponseHeadersForURL:url];\n\tif (path) {\n\t\treturn [NSDictionary dictionaryWithContentsOfFile:path];\n\t}\n\treturn nil;\n}\n\n- (NSData *)cachedResponseDataForURL:(NSURL *)url\n{\n\tNSString *path = [self pathToCachedResponseDataForURL:url];\n\tif (path) {\n\t\treturn [NSData dataWithContentsOfFile:path];\n\t}\n\treturn nil;\n}\n\n- (NSString *)pathToCachedResponseDataForURL:(NSURL *)url\n{\n\t// Grab the file extension, if there is one. We do this so we can save the cached response with the same file extension - this is important if you want to display locally cached data in a web view \n\tNSString *extension = [[url path] pathExtension];\n\n\t// If the url doesn't have an extension, we'll add one so a webview can read it when locally cached\n\t// If the url has the extension of a common web scripting language, we'll change the extension on the cached path to html for the same reason\n\tif (![extension length] || [[[self class] fileExtensionsToHandleAsHTML] containsObject:[extension lowercaseString]]) {\n\t\textension = @\"html\";\n\t}\n\treturn [self pathToFile:[[[self class] keyForURL:url] stringByAppendingPathExtension:extension]];\n}\n\n+ (NSArray *)fileExtensionsToHandleAsHTML\n{\n\treturn fileExtensionsToHandleAsHTML;\n}\n\n\n- (NSString *)pathToCachedResponseHeadersForURL:(NSURL *)url\n{\n\treturn [self pathToFile:[[[self class] keyForURL:url] stringByAppendingPathExtension:@\"cachedheaders\"]];\n}\n\n- (NSString *)pathToFile:(NSString *)file\n{\n\t[[self accessLock] lock];\n\tif (![self storagePath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn nil;\n\t}\n\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\t// Look in the session store\n\tNSString *dataPath = [[[self storagePath] stringByAppendingPathComponent:sessionCacheFolder] stringByAppendingPathComponent:file];\n\tif ([fileManager fileExistsAtPath:dataPath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn dataPath;\n\t}\n\t// Look in the permanent store\n\tdataPath = [[[self storagePath] stringByAppendingPathComponent:permanentCacheFolder] stringByAppendingPathComponent:file];\n\tif ([fileManager fileExistsAtPath:dataPath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn dataPath;\n\t}\n\t[[self accessLock] unlock];\n\treturn nil;\n}\n\n\n- (NSString *)pathToStoreCachedResponseDataForRequest:(ASIHTTPRequest *)request\n{\n\t[[self accessLock] lock];\n\tif (![self storagePath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn nil;\n\t}\n\n\tNSString *path = [[self storagePath] stringByAppendingPathComponent:([request cacheStoragePolicy] == ASICacheForSessionDurationCacheStoragePolicy ? sessionCacheFolder : permanentCacheFolder)];\n\n\t// Grab the file extension, if there is one. We do this so we can save the cached response with the same file extension - this is important if you want to display locally cached data in a web view \n\tNSString *extension = [[[request url] path] pathExtension];\n\n\t// If the url doesn't have an extension, we'll add one so a webview can read it when locally cached\n\t// If the url has the extension of a common web scripting language, we'll change the extension on the cached path to html for the same reason\n\tif (![extension length] || [[[self class] fileExtensionsToHandleAsHTML] containsObject:[extension lowercaseString]]) {\n\t\textension = @\"html\";\n\t}\n\tpath = [path stringByAppendingPathComponent:[[[self class] keyForURL:[request url]] stringByAppendingPathExtension:extension]];\n\t[[self accessLock] unlock];\n\treturn path;\n}\n\n- (NSString *)pathToStoreCachedResponseHeadersForRequest:(ASIHTTPRequest *)request\n{\n\t[[self accessLock] lock];\n\tif (![self storagePath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn nil;\n\t}\n\tNSString *path = [[self storagePath] stringByAppendingPathComponent:([request cacheStoragePolicy] == ASICacheForSessionDurationCacheStoragePolicy ? sessionCacheFolder : permanentCacheFolder)];\n\tpath = [path stringByAppendingPathComponent:[[[self class] keyForURL:[request url]] stringByAppendingPathExtension:@\"cachedheaders\"]];\n\t[[self accessLock] unlock];\n\treturn path;\n}\n\n- (void)removeCachedDataForURL:(NSURL *)url\n{\n\t[[self accessLock] lock];\n\tif (![self storagePath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn;\n\t}\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\tNSString *path = [self pathToCachedResponseHeadersForURL:url];\n\tif (path) {\n\t\t[fileManager removeItemAtPath:path error:NULL];\n\t}\n\n\tpath = [self pathToCachedResponseDataForURL:url];\n\tif (path) {\n\t\t[fileManager removeItemAtPath:path error:NULL];\n\t}\n\t[[self accessLock] unlock];\n}\n\n- (void)removeCachedDataForRequest:(ASIHTTPRequest *)request\n{\n\t[self removeCachedDataForURL:[request url]];\n}\n\n- (BOOL)isCachedDataCurrentForRequest:(ASIHTTPRequest *)request\n{\n\t[[self accessLock] lock];\n\tif (![self storagePath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn NO;\n\t}\n\tNSDictionary *cachedHeaders = [self cachedResponseHeadersForURL:[request url]];\n\tif (!cachedHeaders) {\n\t\t[[self accessLock] unlock];\n\t\treturn NO;\n\t}\n\tNSString *dataPath = [self pathToCachedResponseDataForURL:[request url]];\n\tif (!dataPath) {\n\t\t[[self accessLock] unlock];\n\t\treturn NO;\n\t}\n\n\t// New content is not different\n\tif ([request responseStatusCode] == 304) {\n\t\t[[self accessLock] unlock];\n\t\treturn YES;\n\t}\n\n\t// If we already have response headers for this request, check to see if the new content is different\n\t// We check [request complete] so that we don't end up comparing response headers from a redirection with these\n\tif ([request responseHeaders] && [request complete]) {\n\n\t\t// If the Etag or Last-Modified date are different from the one we have, we'll have to fetch this resource again\n\t\tNSArray *headersToCompare = [NSArray arrayWithObjects:@\"Etag\",@\"Last-Modified\",nil];\n\t\tfor (NSString *header in headersToCompare) {\n\t\t\tif (![[[request responseHeaders] objectForKey:header] isEqualToString:[cachedHeaders objectForKey:header]]) {\n\t\t\t\t[[self accessLock] unlock];\n\t\t\t\treturn NO;\n\t\t\t}\n\t\t}\n\t}\n\n\tif ([self shouldRespectCacheControlHeaders]) {\n\n\t\t// Look for X-ASIHTTPRequest-Expires header to see if the content is out of date\n\t\tNSNumber *expires = [cachedHeaders objectForKey:@\"X-ASIHTTPRequest-Expires\"];\n\t\tif (expires) {\n\t\t\tif ([[NSDate dateWithTimeIntervalSince1970:[expires doubleValue]] timeIntervalSinceNow] >= 0) {\n\t\t\t\t[[self accessLock] unlock];\n\t\t\t\treturn YES;\n\t\t\t}\n\t\t}\n\n\t\t// No explicit expiration time sent by the server\n\t\t[[self accessLock] unlock];\n\t\treturn NO;\n\t}\n\t\n\n\t[[self accessLock] unlock];\n\treturn YES;\n}\n\n- (ASICachePolicy)defaultCachePolicy\n{\n\t[[self accessLock] lock];\n\tASICachePolicy cp = defaultCachePolicy;\n\t[[self accessLock] unlock];\n\treturn cp;\n}\n\n\n- (void)setDefaultCachePolicy:(ASICachePolicy)cachePolicy\n{\n\t[[self accessLock] lock];\n\tif (!cachePolicy) {\n\t\tdefaultCachePolicy = ASIAskServerIfModifiedWhenStaleCachePolicy;\n\t} else {\n\t\tdefaultCachePolicy = cachePolicy;\t\n\t}\n\t[[self accessLock] unlock];\n}\n\n- (void)clearCachedResponsesForStoragePolicy:(ASICacheStoragePolicy)storagePolicy\n{\n\t[[self accessLock] lock];\n\tif (![self storagePath]) {\n\t\t[[self accessLock] unlock];\n\t\treturn;\n\t}\n\tNSString *path = [[self storagePath] stringByAppendingPathComponent:(storagePolicy == ASICacheForSessionDurationCacheStoragePolicy ? sessionCacheFolder : permanentCacheFolder)];\n\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\tBOOL isDirectory = NO;\n\tBOOL exists = [fileManager fileExistsAtPath:path isDirectory:&isDirectory];\n\tif (!exists || !isDirectory) {\n\t\t[[self accessLock] unlock];\n\t\treturn;\n\t}\n\tNSError *error = nil;\n\tNSArray *cacheFiles = [fileManager contentsOfDirectoryAtPath:path error:&error];\n\tif (error) {\n\t\t[[self accessLock] unlock];\n\t\t[NSException raise:@\"FailedToTraverseCacheDirectory\" format:@\"Listing cache directory failed at path '%@'\",path];\t\n\t}\n\tfor (NSString *file in cacheFiles) {\n\t\t[fileManager removeItemAtPath:[path stringByAppendingPathComponent:file] error:&error];\n\t\tif (error) {\n\t\t\t[[self accessLock] unlock];\n\t\t\t[NSException raise:@\"FailedToRemoveCacheFile\" format:@\"Failed to remove cached data at path '%@'\",path];\n\t\t}\n\t}\n\t[[self accessLock] unlock];\n}\n\n+ (BOOL)serverAllowsResponseCachingForRequest:(ASIHTTPRequest *)request\n{\n\tNSString *cacheControl = [[[request responseHeaders] objectForKey:@\"Cache-Control\"] lowercaseString];\n\tif (cacheControl) {\n\t\tif ([cacheControl isEqualToString:@\"no-cache\"] || [cacheControl isEqualToString:@\"no-store\"]) {\n\t\t\treturn NO;\n\t\t}\n\t}\n\tNSString *pragma = [[[request responseHeaders] objectForKey:@\"Pragma\"] lowercaseString];\n\tif (pragma) {\n\t\tif ([pragma isEqualToString:@\"no-cache\"]) {\n\t\t\treturn NO;\n\t\t}\n\t}\n\treturn YES;\n}\n\n+ (NSString *)keyForURL:(NSURL *)url\n{\n\tNSString *urlString = [url absoluteString];\n\tif ([urlString length] == 0) {\n\t\treturn nil;\n\t}\n\n\t// Strip trailing slashes so http://allseeing-i.com/ASIHTTPRequest/ is cached the same as http://allseeing-i.com/ASIHTTPRequest\n\tif ([[urlString substringFromIndex:[urlString length]-1] isEqualToString:@\"/\"]) {\n\t\turlString = [urlString substringToIndex:[urlString length]-1];\n\t}\n\n\t// Borrowed from: http://stackoverflow.com/questions/652300/using-md5-hash-on-a-string-in-cocoa\n\tconst char *cStr = [urlString UTF8String];\n\tunsigned char result[16];\n\tCC_MD5(cStr, (CC_LONG)strlen(cStr), result);\n\treturn [NSString stringWithFormat:@\"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X\",result[0], result[1], result[2], result[3], result[4], result[5], result[6], result[7],result[8], result[9], result[10], result[11],result[12], result[13], result[14], result[15]]; \t\n}\n\n- (BOOL)canUseCachedDataForRequest:(ASIHTTPRequest *)request\n{\n\t// Ensure the request is allowed to read from the cache\n\tif ([request cachePolicy] & ASIDoNotReadFromCacheCachePolicy) {\n\t\treturn NO;\n\n\t// If we don't want to load the request whatever happens, always pretend we have cached data even if we don't\n\t} else if ([request cachePolicy] & ASIDontLoadCachePolicy) {\n\t\treturn YES;\n\t}\n\n\tNSDictionary *headers = [self cachedResponseHeadersForURL:[request url]];\n\tif (!headers) {\n\t\treturn NO;\n\t}\n\tNSString *dataPath = [self pathToCachedResponseDataForURL:[request url]];\n\tif (!dataPath) {\n\t\treturn NO;\n\t}\n\n\t// If we get here, we have cached data\n\n\t// If we have cached data, we can use it\n\tif ([request cachePolicy] & ASIOnlyLoadIfNotCachedCachePolicy) {\n\t\treturn YES;\n\n\t// If we want to fallback to the cache after an error\n\t} else if ([request complete] && [request cachePolicy] & ASIFallbackToCacheIfLoadFailsCachePolicy) {\n\t\treturn YES;\n\n\t// If we have cached data that is current, we can use it\n\t} else if ([request cachePolicy] & ASIAskServerIfModifiedWhenStaleCachePolicy) {\n\t\tif ([self isCachedDataCurrentForRequest:request]) {\n\t\t\treturn YES;\n\t\t}\n\n\t// If we've got headers from a conditional GET and the cached data is still current, we can use it\n\t} else if ([request cachePolicy] & ASIAskServerIfModifiedCachePolicy) {\n\t\tif (![request responseHeaders]) {\n\t\t\treturn NO;\n\t\t} else if ([self isCachedDataCurrentForRequest:request]) {\n\t\t\treturn YES;\n\t\t}\n\t}\n\treturn NO;\n}\n\n@synthesize storagePath;\n@synthesize defaultCachePolicy;\n@synthesize accessLock;\n@synthesize shouldRespectCacheControlHeaders;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIFormDataRequest.h", "content": "//\n// ASIFormDataRequest.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 07/11/2008.\n// Copyright 2008-2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \n#import \"ASIHTTPRequest.h\"\n#import \"ASIHTTPRequestConfig.h\"\n\ntypedef enum _ASIPostFormat {\n ASIMultipartFormDataPostFormat = 0,\n ASIURLEncodedPostFormat = 1\n\t\n} ASIPostFormat;\n\n@interface ASIFormDataRequest : ASIHTTPRequest {\n\n\t// Parameters that will be POSTed to the url\n\tNSMutableArray *postData;\n\t\n\t// Files that will be POSTed to the url\n\tNSMutableArray *fileData;\n\t\n\tASIPostFormat postFormat;\n\t\n\tNSStringEncoding stringEncoding;\n\t\n#if DEBUG_FORM_DATA_REQUEST\n\t// Will store a string version of the request body that will be printed to the console when ASIHTTPREQUEST_DEBUG is set in GCC_PREPROCESSOR_DEFINITIONS\n\tNSString *debugBodyString;\n#endif\n\t\n}\n\n#pragma mark utilities \n- (NSString*)encodeURL:(NSString *)string; \n \n#pragma mark setup request\n\n// Add a POST variable to the request\n- (void)addPostValue:(id )value forKey:(NSString *)key;\n\n// Set a POST variable for this request, clearing any others with the same key\n- (void)setPostValue:(id )value forKey:(NSString *)key;\n\n// Add the contents of a local file to the request\n- (void)addFile:(NSString *)filePath forKey:(NSString *)key;\n\n// Same as above, but you can specify the content-type and file name\n- (void)addFile:(NSString *)filePath withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key;\n\n// Add the contents of a local file to the request, clearing any others with the same key\n- (void)setFile:(NSString *)filePath forKey:(NSString *)key;\n\n// Same as above, but you can specify the content-type and file name\n- (void)setFile:(NSString *)filePath withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key;\n\n// Add the contents of an NSData object to the request\n- (void)addData:(NSData *)data forKey:(NSString *)key;\n\n// Same as above, but you can specify the content-type and file name\n- (void)addData:(id)data withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key;\n\n// Add the contents of an NSData object to the request, clearing any others with the same key\n- (void)setData:(NSData *)data forKey:(NSString *)key;\n\n// Same as above, but you can specify the content-type and file name\n- (void)setData:(id)data withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key;\n\n\n@property (assign) ASIPostFormat postFormat;\n@property (assign) NSStringEncoding stringEncoding;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIFormDataRequest.m", "content": "//\n// ASIFormDataRequest.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 07/11/2008.\n// Copyright 2008-2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASIFormDataRequest.h\"\n\n\n// Private stuff\n@interface ASIFormDataRequest ()\n- (void)buildMultipartFormDataPostBody;\n- (void)buildURLEncodedPostBody;\n- (void)appendPostString:(NSString *)string;\n\n@property (retain) NSMutableArray *postData;\n@property (retain) NSMutableArray *fileData;\n\n#if DEBUG_FORM_DATA_REQUEST\n- (void)addToDebugBody:(NSString *)string;\n@property (retain, nonatomic) NSString *debugBodyString;\n#endif\n\n@end\n\n@implementation ASIFormDataRequest\n\n#pragma mark utilities\n- (NSString*)encodeURL:(NSString *)string\n{\n\tNSString *newString = [NSMakeCollectable(CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault, (CFStringRef)string, NULL, CFSTR(\":/?#[]@!$ &'()*+,;=\\\"<>%{}|\\\\^~`\"), CFStringConvertNSStringEncodingToEncoding([self stringEncoding]))) autorelease];\n\tif (newString) {\n\t\treturn newString;\n\t}\n\treturn @\"\";\n}\n\n#pragma mark init / dealloc\n\n+ (id)requestWithURL:(NSURL *)newURL\n{\n\treturn [[[self alloc] initWithURL:newURL] autorelease];\n}\n\n- (id)initWithURL:(NSURL *)newURL\n{\n\tself = [super initWithURL:newURL];\n\t[self setPostFormat:ASIURLEncodedPostFormat];\n\t[self setStringEncoding:NSUTF8StringEncoding];\n [self setRequestMethod:@\"POST\"];\n\treturn self;\n}\n\n- (void)dealloc\n{\n#if DEBUG_FORM_DATA_REQUEST\n\t[debugBodyString release]; \n#endif\n\t\n\t[postData release];\n\t[fileData release];\n\t[super dealloc];\n}\n\n#pragma mark setup request\n\n- (void)addPostValue:(id )value forKey:(NSString *)key\n{\n\tif (!key) {\n\t\treturn;\n\t}\n\tif (![self postData]) {\n\t\t[self setPostData:[NSMutableArray array]];\n\t}\n\tNSMutableDictionary *keyValuePair = [NSMutableDictionary dictionaryWithCapacity:2];\n\t[keyValuePair setValue:key forKey:@\"key\"];\n\t[keyValuePair setValue:[value description] forKey:@\"value\"];\n\t[[self postData] addObject:keyValuePair];\n}\n\n- (void)setPostValue:(id )value forKey:(NSString *)key\n{\n\t// Remove any existing value\n\tNSUInteger i;\n\tfor (i=0; i<[[self postData] count]; i++) {\n\t\tNSDictionary *val = [[self postData] objectAtIndex:i];\n\t\tif ([[val objectForKey:@\"key\"] isEqualToString:key]) {\n\t\t\t[[self postData] removeObjectAtIndex:i];\n\t\t\ti--;\n\t\t}\n\t}\n\t[self addPostValue:value forKey:key];\n}\n\n\n- (void)addFile:(NSString *)filePath forKey:(NSString *)key\n{\n\t[self addFile:filePath withFileName:nil andContentType:nil forKey:key];\n}\n\n- (void)addFile:(NSString *)filePath withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key\n{\n\tBOOL isDirectory = NO;\n\tBOOL fileExists = [[[[NSFileManager alloc] init] autorelease] fileExistsAtPath:filePath isDirectory:&isDirectory];\n\tif (!fileExists || isDirectory) {\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileBuildingRequestType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"No file exists at %@\",filePath],NSLocalizedDescriptionKey,nil]]];\n\t}\n\n\t// If the caller didn't specify a custom file name, we'll use the file name of the file we were passed\n\tif (!fileName) {\n\t\tfileName = [filePath lastPathComponent];\n\t}\n\n\t// If we were given the path to a file, and the user didn't specify a mime type, we can detect it from the file extension\n\tif (!contentType) {\n\t\tcontentType = [ASIHTTPRequest mimeTypeForFileAtPath:filePath];\n\t}\n\t[self addData:filePath withFileName:fileName andContentType:contentType forKey:key];\n}\n\n- (void)setFile:(NSString *)filePath forKey:(NSString *)key\n{\n\t[self setFile:filePath withFileName:nil andContentType:nil forKey:key];\n}\n\n- (void)setFile:(id)data withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key\n{\n\t// Remove any existing value\n\tNSUInteger i;\n\tfor (i=0; i<[[self fileData] count]; i++) {\n\t\tNSDictionary *val = [[self fileData] objectAtIndex:i];\n\t\tif ([[val objectForKey:@\"key\"] isEqualToString:key]) {\n\t\t\t[[self fileData] removeObjectAtIndex:i];\n\t\t\ti--;\n\t\t}\n\t}\n\t[self addFile:data withFileName:fileName andContentType:contentType forKey:key];\n}\n\n- (void)addData:(NSData *)data forKey:(NSString *)key\n{\n\t[self addData:data withFileName:@\"file\" andContentType:nil forKey:key];\n}\n\n- (void)addData:(id)data withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key\n{\n\tif (![self fileData]) {\n\t\t[self setFileData:[NSMutableArray array]];\n\t}\n\tif (!contentType) {\n\t\tcontentType = @\"application/octet-stream\";\n\t}\n\n\tNSMutableDictionary *fileInfo = [NSMutableDictionary dictionaryWithCapacity:4];\n\t[fileInfo setValue:key forKey:@\"key\"];\n\t[fileInfo setValue:fileName forKey:@\"fileName\"];\n\t[fileInfo setValue:contentType forKey:@\"contentType\"];\n\t[fileInfo setValue:data forKey:@\"data\"];\n\n\t[[self fileData] addObject:fileInfo];\n}\n\n- (void)setData:(NSData *)data forKey:(NSString *)key\n{\n\t[self setData:data withFileName:@\"file\" andContentType:nil forKey:key];\n}\n\n- (void)setData:(id)data withFileName:(NSString *)fileName andContentType:(NSString *)contentType forKey:(NSString *)key\n{\n\t// Remove any existing value\n\tNSUInteger i;\n\tfor (i=0; i<[[self fileData] count]; i++) {\n\t\tNSDictionary *val = [[self fileData] objectAtIndex:i];\n\t\tif ([[val objectForKey:@\"key\"] isEqualToString:key]) {\n\t\t\t[[self fileData] removeObjectAtIndex:i];\n\t\t\ti--;\n\t\t}\n\t}\n\t[self addData:data withFileName:fileName andContentType:contentType forKey:key];\n}\n\n- (void)buildPostBody\n{\n\tif ([self haveBuiltPostBody]) {\n\t\treturn;\n\t}\n\t\n#if DEBUG_FORM_DATA_REQUEST\n\t[self setDebugBodyString:@\"\"];\t\n#endif\n\t\n\tif (![self postData] && ![self fileData]) {\n\t\t[super buildPostBody];\n\t\treturn;\n\t}\t\n\tif ([[self fileData] count] > 0) {\n\t\t[self setShouldStreamPostDataFromDisk:YES];\n\t}\n\t\n\tif ([self postFormat] == ASIURLEncodedPostFormat) {\n\t\t[self buildURLEncodedPostBody];\n\t} else {\n\t\t[self buildMultipartFormDataPostBody];\n\t}\n\n\t[super buildPostBody];\n\t\n#if DEBUG_FORM_DATA_REQUEST\n\tASI_DEBUG_LOG(@\"%@\",[self debugBodyString]);\n\t[self setDebugBodyString:nil];\n#endif\n}\n\n\n- (void)buildMultipartFormDataPostBody\n{\n#if DEBUG_FORM_DATA_REQUEST\n\t[self addToDebugBody:@\"\\r\\n==== Building a multipart/form-data body ====\\r\\n\"];\n#endif\n\t\n\tNSString *charset = (NSString *)CFStringConvertEncodingToIANACharSetName(CFStringConvertNSStringEncodingToEncoding([self stringEncoding]));\n\t\n\t// We don't bother to check if post data contains the boundary, since it's pretty unlikely that it does.\n\tCFUUIDRef uuid = CFUUIDCreate(nil);\n\tNSString *uuidString = [(NSString*)CFUUIDCreateString(nil, uuid) autorelease];\n\tCFRelease(uuid);\n\tNSString *stringBoundary = [NSString stringWithFormat:@\"0xKhTmLbOuNdArY-%@\",uuidString];\n\t\n\t[self addRequestHeader:@\"Content-Type\" value:[NSString stringWithFormat:@\"multipart/form-data; charset=%@; boundary=%@\", charset, stringBoundary]];\n\t\n\t[self appendPostString:[NSString stringWithFormat:@\"--%@\\r\\n\",stringBoundary]];\n\t\n\t// Adds post data\n\tNSString *endItemBoundary = [NSString stringWithFormat:@\"\\r\\n--%@\\r\\n\",stringBoundary];\n\tNSUInteger i=0;\n\tfor (NSDictionary *val in [self postData]) {\n\t\t[self appendPostString:[NSString stringWithFormat:@\"Content-Disposition: form-data; name=\\\"%@\\\"\\r\\n\\r\\n\",[val objectForKey:@\"key\"]]];\n\t\t[self appendPostString:[val objectForKey:@\"value\"]];\n\t\ti++;\n\t\tif (i != [[self postData] count] || [[self fileData] count] > 0) { //Only add the boundary if this is not the last item in the post body\n\t\t\t[self appendPostString:endItemBoundary];\n\t\t}\n\t}\n\t\n\t// Adds files to upload\n\ti=0;\n\tfor (NSDictionary *val in [self fileData]) {\n\n\t\t[self appendPostString:[NSString stringWithFormat:@\"Content-Disposition: form-data; name=\\\"%@\\\"; filename=\\\"%@\\\"\\r\\n\", [val objectForKey:@\"key\"], [val objectForKey:@\"fileName\"]]];\n\t\t[self appendPostString:[NSString stringWithFormat:@\"Content-Type: %@\\r\\n\\r\\n\", [val objectForKey:@\"contentType\"]]];\n\t\t\n\t\tid data = [val objectForKey:@\"data\"];\n\t\tif ([data isKindOfClass:[NSString class]]) {\n\t\t\t[self appendPostDataFromFile:data];\n\t\t} else {\n\t\t\t[self appendPostData:data];\n\t\t}\n\t\ti++;\n\t\t// Only add the boundary if this is not the last item in the post body\n\t\tif (i != [[self fileData] count]) { \n\t\t\t[self appendPostString:endItemBoundary];\n\t\t}\n\t}\n\t\n\t[self appendPostString:[NSString stringWithFormat:@\"\\r\\n--%@--\\r\\n\",stringBoundary]];\n\t\n#if DEBUG_FORM_DATA_REQUEST\n\t[self addToDebugBody:@\"==== End of multipart/form-data body ====\\r\\n\"];\n#endif\n}\n\n- (void)buildURLEncodedPostBody\n{\n\n\t// We can't post binary data using application/x-www-form-urlencoded\n\tif ([[self fileData] count] > 0) {\n\t\t[self setPostFormat:ASIMultipartFormDataPostFormat];\n\t\t[self buildMultipartFormDataPostBody];\n\t\treturn;\n\t}\n\t\n#if DEBUG_FORM_DATA_REQUEST\n\t[self addToDebugBody:@\"\\r\\n==== Building an application/x-www-form-urlencoded body ====\\r\\n\"]; \n#endif\n\t\n\t\n\tNSString *charset = (NSString *)CFStringConvertEncodingToIANACharSetName(CFStringConvertNSStringEncodingToEncoding([self stringEncoding]));\n\n\t[self addRequestHeader:@\"Content-Type\" value:[NSString stringWithFormat:@\"application/x-www-form-urlencoded; charset=%@\",charset]];\n\n\t\n\tNSUInteger i=0;\n\tNSUInteger count = [[self postData] count]-1;\n\tfor (NSDictionary *val in [self postData]) {\n NSString *data = [NSString stringWithFormat:@\"%@=%@%@\", [self encodeURL:[val objectForKey:@\"key\"]], [self encodeURL:[val objectForKey:@\"value\"]],(i\n#if TARGET_OS_IPHONE\n\t#import \n\t#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_4_0\n\t#import // Necessary for background task support\n\t#endif\n#endif\n\n#import \n#import \"ASIHTTPRequestConfig.h\"\n#import \"ASIHTTPRequestDelegate.h\"\n#import \"ASIProgressDelegate.h\"\n#import \"ASICacheDelegate.h\"\n\n@class ASIDataDecompressor;\n\nextern NSString *ASIHTTPRequestVersion;\n\n// Make targeting different platforms more reliable\n// See: http://www.blumtnwerx.com/blog/2009/06/cross-sdk-code-hygiene-in-xcode/\n#ifndef __IPHONE_3_2\n\t#define __IPHONE_3_2 30200\n#endif\n#ifndef __IPHONE_4_0\n\t#define __IPHONE_4_0 40000\n#endif\n#ifndef __MAC_10_5\n\t#define __MAC_10_5 1050\n#endif\n#ifndef __MAC_10_6\n\t#define __MAC_10_6 1060\n#endif\n\ntypedef enum _ASIAuthenticationState {\n\tASINoAuthenticationNeededYet = 0,\n\tASIHTTPAuthenticationNeeded = 1,\n\tASIProxyAuthenticationNeeded = 2\n} ASIAuthenticationState;\n\ntypedef enum _ASINetworkErrorType {\n ASIConnectionFailureErrorType = 1,\n ASIRequestTimedOutErrorType = 2,\n ASIAuthenticationErrorType = 3,\n ASIRequestCancelledErrorType = 4,\n ASIUnableToCreateRequestErrorType = 5,\n ASIInternalErrorWhileBuildingRequestType = 6,\n ASIInternalErrorWhileApplyingCredentialsType = 7,\n\tASIFileManagementError = 8,\n\tASITooMuchRedirectionErrorType = 9,\n\tASIUnhandledExceptionError = 10,\n\tASICompressionError = 11\n\t\n} ASINetworkErrorType;\n\n\n// The error domain that all errors generated by ASIHTTPRequest use\nextern NSString* const NetworkRequestErrorDomain;\n\n// You can use this number to throttle upload and download bandwidth in iPhone OS apps send or receive a large amount of data\n// This may help apps that might otherwise be rejected for inclusion into the app store for using excessive bandwidth\n// This number is not official, as far as I know there is no officially documented bandwidth limit\nextern unsigned long const ASIWWANBandwidthThrottleAmount;\n\n#if NS_BLOCKS_AVAILABLE\ntypedef void (^ASIBasicBlock)(void);\ntypedef void (^ASIHeadersBlock)(NSDictionary *responseHeaders);\ntypedef void (^ASISizeBlock)(long long size);\ntypedef void (^ASIProgressBlock)(unsigned long long size, unsigned long long total);\ntypedef void (^ASIDataBlock)(NSData *data);\n#endif\n\n@interface ASIHTTPRequest : NSOperation {\n\t\n\t// The url for this operation, should include GET params in the query string where appropriate\n\tNSURL *url; \n\t\n\t// Will always contain the original url used for making the request (the value of url can change when a request is redirected)\n\tNSURL *originalURL;\n\t\n\t// Temporarily stores the url we are about to redirect to. Will be nil again when we do redirect\n\tNSURL *redirectURL;\n\n\t// The delegate - will be notified of various changes in state via the ASIHTTPRequestDelegate protocol\n\tid delegate;\n\t\n\t// Another delegate that is also notified of request status changes and progress updates\n\t// Generally, you won't use this directly, but ASINetworkQueue sets itself as the queue so it can proxy updates to its own delegates\n\t// NOTE: WILL BE RETAINED BY THE REQUEST\n\tid queue;\n\t\n\t// HTTP method to use (eg: GET / POST / PUT / DELETE / HEAD etc). Defaults to GET\n\tNSString *requestMethod;\n\t\n\t// Request body - only used when the whole body is stored in memory (shouldStreamPostDataFromDisk is false)\n\tNSMutableData *postBody;\n\t\n\t// gzipped request body used when shouldCompressRequestBody is YES\n\tNSData *compressedPostBody;\n\t\n\t// When true, post body will be streamed from a file on disk, rather than loaded into memory at once (useful for large uploads)\n\t// Automatically set to true in ASIFormDataRequests when using setFile:forKey:\n\tBOOL shouldStreamPostDataFromDisk;\n\t\n\t// Path to file used to store post body (when shouldStreamPostDataFromDisk is true)\n\t// You can set this yourself - useful if you want to PUT a file from local disk \n\tNSString *postBodyFilePath;\n\t\n\t// Path to a temporary file used to store a deflated post body (when shouldCompressPostBody is YES)\n\tNSString *compressedPostBodyFilePath;\n\t\n\t// Set to true when ASIHTTPRequest automatically created a temporary file containing the request body (when true, the file at postBodyFilePath will be deleted at the end of the request)\n\tBOOL didCreateTemporaryPostDataFile;\n\t\n\t// Used when writing to the post body when shouldStreamPostDataFromDisk is true (via appendPostData: or appendPostDataFromFile:)\n\tNSOutputStream *postBodyWriteStream;\n\t\n\t// Used for reading from the post body when sending the request\n\tNSInputStream *postBodyReadStream;\n\t\n\t// Dictionary for custom HTTP request headers\n\tNSMutableDictionary *requestHeaders;\n\t\n\t// Set to YES when the request header dictionary has been populated, used to prevent this happening more than once\n\tBOOL haveBuiltRequestHeaders;\n\t\n\t// Will be populated with HTTP response headers from the server\n\tNSDictionary *responseHeaders;\n\t\n\t// Can be used to manually insert cookie headers to a request, but it's more likely that sessionCookies will do this for you\n\tNSMutableArray *requestCookies;\n\t\n\t// Will be populated with cookies\n\tNSArray *responseCookies;\n\t\n\t// If use useCookiePersistence is true, network requests will present valid cookies from previous requests\n\tBOOL useCookiePersistence;\n\t\n\t// If useKeychainPersistence is true, network requests will attempt to read credentials from the keychain, and will save them in the keychain when they are successfully presented\n\tBOOL useKeychainPersistence;\n\t\n\t// If useSessionPersistence is true, network requests will save credentials and reuse for the duration of the session (until clearSession is called)\n\tBOOL useSessionPersistence;\n\t\n\t// If allowCompressedResponse is true, requests will inform the server they can accept compressed data, and will automatically decompress gzipped responses. Default is true.\n\tBOOL allowCompressedResponse;\n\t\n\t// If shouldCompressRequestBody is true, the request body will be gzipped. Default is false.\n\t// You will probably need to enable this feature on your webserver to make this work. Tested with apache only.\n\tBOOL shouldCompressRequestBody;\n\t\n\t// When downloadDestinationPath is set, the result of this request will be downloaded to the file at this location\n\t// If downloadDestinationPath is not set, download data will be stored in memory\n\tNSString *downloadDestinationPath;\n\t\n\t// The location that files will be downloaded to. Once a download is complete, files will be decompressed (if necessary) and moved to downloadDestinationPath\n\tNSString *temporaryFileDownloadPath;\n\t\n\t// If the response is gzipped and shouldWaitToInflateCompressedResponses is NO, a file will be created at this path containing the inflated response as it comes in\n\tNSString *temporaryUncompressedDataDownloadPath;\n\t\n\t// Used for writing data to a file when downloadDestinationPath is set\n\tNSOutputStream *fileDownloadOutputStream;\n\t\n\tNSOutputStream *inflatedFileDownloadOutputStream;\n\t\n\t// When the request fails or completes successfully, complete will be true\n\tBOOL complete;\n\t\n // external \"finished\" indicator, subject of KVO notifications; updates after 'complete'\n BOOL finished;\n \n // True if our 'cancel' selector has been called\n BOOL cancelled;\n \n\t// If an error occurs, error will contain an NSError\n\t// If error code is = ASIConnectionFailureErrorType (1, Connection failure occurred) - inspect [[error userInfo] objectForKey:NSUnderlyingErrorKey] for more information\n\tNSError *error;\n\t\n\t// Username and password used for authentication\n\tNSString *username;\n\tNSString *password;\n\t\n\t// User-Agent for this request\n\tNSString *userAgent;\n\t\n\t// Domain used for NTLM authentication\n\tNSString *domain;\n\t\n\t// Username and password used for proxy authentication\n\tNSString *proxyUsername;\n\tNSString *proxyPassword;\n\t\n\t// Domain used for NTLM proxy authentication\n\tNSString *proxyDomain;\n\t\n\t// Delegate for displaying upload progress (usually an NSProgressIndicator, but you can supply a different object and handle this yourself)\n\tid uploadProgressDelegate;\n\t\n\t// Delegate for displaying download progress (usually an NSProgressIndicator, but you can supply a different object and handle this yourself)\n\tid downloadProgressDelegate;\n\t\n\t// Whether we've seen the headers of the response yet\n BOOL haveExaminedHeaders;\n\t\n\t// Data we receive will be stored here. Data may be compressed unless allowCompressedResponse is false - you should use [request responseData] instead in most cases\n\tNSMutableData *rawResponseData;\n\t\n\t// Used for sending and receiving data\n CFHTTPMessageRef request;\t\n\tNSInputStream *readStream;\n\t\n\t// Used for authentication\n CFHTTPAuthenticationRef requestAuthentication; \n\tNSDictionary *requestCredentials;\n\t\n\t// Used during NTLM authentication\n\tint authenticationRetryCount;\n\t\n\t// Authentication scheme (Basic, Digest, NTLM)\n\t// If you are using Basic authentication and want to force ASIHTTPRequest to send an authorization header without waiting for a 401, you must set this to (NSString *)kCFHTTPAuthenticationSchemeBasic\n\tNSString *authenticationScheme;\n\t\n\t// Realm for authentication when credentials are required\n\tNSString *authenticationRealm;\n\t\n\t// When YES, ASIHTTPRequest will present a dialog allowing users to enter credentials when no-matching credentials were found for a server that requires authentication\n\t// The dialog will not be shown if your delegate responds to authenticationNeededForRequest:\n\t// Default is NO.\n\tBOOL shouldPresentAuthenticationDialog;\n\t\n\t// When YES, ASIHTTPRequest will present a dialog allowing users to enter credentials when no-matching credentials were found for a proxy server that requires authentication\n\t// The dialog will not be shown if your delegate responds to proxyAuthenticationNeededForRequest:\n\t// Default is YES (basically, because most people won't want the hassle of adding support for authenticating proxies to their apps)\n\tBOOL shouldPresentProxyAuthenticationDialog;\t\n\t\n\t// Used for proxy authentication\n CFHTTPAuthenticationRef proxyAuthentication; \n\tNSDictionary *proxyCredentials;\n\t\n\t// Used during authentication with an NTLM proxy\n\tint proxyAuthenticationRetryCount;\n\t\n\t// Authentication scheme for the proxy (Basic, Digest, NTLM)\n\tNSString *proxyAuthenticationScheme;\t\n\t\n\t// Realm for proxy authentication when credentials are required\n\tNSString *proxyAuthenticationRealm;\n\t\n\t// HTTP status code, eg: 200 = OK, 404 = Not found etc\n\tint responseStatusCode;\n\t\n\t// Description of the HTTP status code\n\tNSString *responseStatusMessage;\n\t\n\t// Size of the response\n\tunsigned long long contentLength;\n\t\n\t// Size of the partially downloaded content\n\tunsigned long long partialDownloadSize;\n\t\n\t// Size of the POST payload\n\tunsigned long long postLength;\t\n\t\n\t// The total amount of downloaded data\n\tunsigned long long totalBytesRead;\n\t\n\t// The total amount of uploaded data\n\tunsigned long long totalBytesSent;\n\t\n\t// Last amount of data read (used for incrementing progress)\n\tunsigned long long lastBytesRead;\n\t\n\t// Last amount of data sent (used for incrementing progress)\n\tunsigned long long lastBytesSent;\n\t\n\t// This lock prevents the operation from being cancelled at an inopportune moment\n\tNSRecursiveLock *cancelledLock;\n\t\n\t// Called on the delegate (if implemented) when the request starts. Default is requestStarted:\n\tSEL didStartSelector;\n\t\n\t// Called on the delegate (if implemented) when the request receives response headers. Default is request:didReceiveResponseHeaders:\n\tSEL didReceiveResponseHeadersSelector;\n\n\t// Called on the delegate (if implemented) when the request receives a Location header and shouldRedirect is YES\n\t// The delegate can then change the url if needed, and can restart the request by calling [request redirectToURL:], or simply cancel it\n\tSEL willRedirectSelector;\n\n\t// Called on the delegate (if implemented) when the request completes successfully. Default is requestFinished:\n\tSEL didFinishSelector;\n\t\n\t// Called on the delegate (if implemented) when the request fails. Default is requestFailed:\n\tSEL didFailSelector;\n\t\n\t// Called on the delegate (if implemented) when the request receives data. Default is request:didReceiveData:\n\t// If you set this and implement the method in your delegate, you must handle the data yourself - ASIHTTPRequest will not populate responseData or write the data to downloadDestinationPath\n\tSEL didReceiveDataSelector;\n\t\n\t// Used for recording when something last happened during the request, we will compare this value with the current date to time out requests when appropriate\n\tNSDate *lastActivityTime;\n\t\n\t// Number of seconds to wait before timing out - default is 10\n\tNSTimeInterval timeOutSeconds;\n\t\n\t// Will be YES when a HEAD request will handle the content-length before this request starts\n\tBOOL shouldResetUploadProgress;\n\tBOOL shouldResetDownloadProgress;\n\t\n\t// Used by HEAD requests when showAccurateProgress is YES to preset the content-length for this request\n\tASIHTTPRequest *mainRequest;\n\t\n\t// When NO, this request will only update the progress indicator when it completes\n\t// When YES, this request will update the progress indicator according to how much data it has received so far\n\t// The default for requests is YES\n\t// Also see the comments in ASINetworkQueue.h\n\tBOOL showAccurateProgress;\n\t\n\t// Used to ensure the progress indicator is only incremented once when showAccurateProgress = NO\n\tBOOL updatedProgress;\n\t\n\t// Prevents the body of the post being built more than once (largely for subclasses)\n\tBOOL haveBuiltPostBody;\n\t\n\t// Used internally, may reflect the size of the internal buffer used by CFNetwork\n\t// POST / PUT operations with body sizes greater than uploadBufferSize will not timeout unless more than uploadBufferSize bytes have been sent\n\t// Likely to be 32KB on iPhone 3.0, 128KB on Mac OS X Leopard and iPhone 2.2.x\n\tunsigned long long uploadBufferSize;\n\t\n\t// Text encoding for responses that do not send a Content-Type with a charset value. Defaults to NSISOLatin1StringEncoding\n\tNSStringEncoding defaultResponseEncoding;\n\t\n\t// The text encoding of the response, will be defaultResponseEncoding if the server didn't specify. Can't be set.\n\tNSStringEncoding responseEncoding;\n\t\n\t// Tells ASIHTTPRequest not to delete partial downloads, and allows it to use an existing file to resume a download. Defaults to NO.\n\tBOOL allowResumeForFileDownloads;\n\t\n\t// Custom user information associated with the request (not sent to the server)\n\tNSDictionary *userInfo;\n\tNSInteger tag;\n\t\n\t// Use HTTP 1.0 rather than 1.1 (defaults to false)\n\tBOOL useHTTPVersionOne;\n\t\n\t// When YES, requests will automatically redirect when they get a HTTP 30x header (defaults to YES)\n\tBOOL shouldRedirect;\n\t\n\t// Used internally to tell the main loop we need to stop and retry with a new url\n\tBOOL needsRedirect;\n\t\n\t// Incremented every time this request redirects. When it reaches 5, we give up\n\tint redirectCount;\n\t\n\t// When NO, requests will not check the secure certificate is valid (use for self-signed certificates during development, DO NOT USE IN PRODUCTION) Default is YES\n\tBOOL validatesSecureCertificate;\n \n // If not nil and the URL scheme is https, CFNetwork configured to supply a client certificate\n SecIdentityRef clientCertificateIdentity;\n\tNSArray *clientCertificates;\n\t\n\t// Details on the proxy to use - you could set these yourself, but it's probably best to let ASIHTTPRequest detect the system proxy settings\n\tNSString *proxyHost;\n\tint proxyPort;\n\t\n\t// ASIHTTPRequest will assume kCFProxyTypeHTTP if the proxy type could not be automatically determined\n\t// Set to kCFProxyTypeSOCKS if you are manually configuring a SOCKS proxy\n\tNSString *proxyType;\n\n\t// URL for a PAC (Proxy Auto Configuration) file. If you want to set this yourself, it's probably best if you use a local file\n\tNSURL *PACurl;\n\t\n\t// See ASIAuthenticationState values above. 0 == default == No authentication needed yet\n\tASIAuthenticationState authenticationNeeded;\n\t\n\t// When YES, ASIHTTPRequests will present credentials from the session store for requests to the same server before being asked for them\n\t// This avoids an extra round trip for requests after authentication has succeeded, which is much for efficient for authenticated requests with large bodies, or on slower connections\n\t// Set to NO to only present credentials when explicitly asked for them\n\t// This only affects credentials stored in the session cache when useSessionPersistence is YES. Credentials from the keychain are never presented unless the server asks for them\n\t// Default is YES\n\t// For requests using Basic authentication, set authenticationScheme to (NSString *)kCFHTTPAuthenticationSchemeBasic, and credentials can be sent on the very first request when shouldPresentCredentialsBeforeChallenge is YES\n\tBOOL shouldPresentCredentialsBeforeChallenge;\n\t\n\t// YES when the request hasn't finished yet. Will still be YES even if the request isn't doing anything (eg it's waiting for delegate authentication). READ-ONLY\n\tBOOL inProgress;\n\t\n\t// Used internally to track whether the stream is scheduled on the run loop or not\n\t// Bandwidth throttling can unschedule the stream to slow things down while a request is in progress\n\tBOOL readStreamIsScheduled;\n\t\n\t// Set to allow a request to automatically retry itself on timeout\n\t// Default is zero - timeout will stop the request\n\tint numberOfTimesToRetryOnTimeout;\n\n\t// The number of times this request has retried (when numberOfTimesToRetryOnTimeout > 0)\n\tint retryCount;\n\n\t// Temporarily set to YES when a closed connection forces a retry (internally, this stops ASIHTTPRequest cleaning up a temporary post body)\n\tBOOL willRetryRequest;\n\n\t// When YES, requests will keep the connection to the server alive for a while to allow subsequent requests to re-use it for a substantial speed-boost\n\t// Persistent connections will not be used if the server explicitly closes the connection\n\t// Default is YES\n\tBOOL shouldAttemptPersistentConnection;\n\n\t// Number of seconds to keep an inactive persistent connection open on the client side\n\t// Default is 60\n\t// If we get a keep-alive header, this is this value is replaced with how long the server told us to keep the connection around\n\t// A future date is created from this and used for expiring the connection, this is stored in connectionInfo's expires value\n\tNSTimeInterval persistentConnectionTimeoutSeconds;\n\t\n\t// Set to yes when an appropriate keep-alive header is found\n\tBOOL connectionCanBeReused;\n\t\n\t// Stores information about the persistent connection that is currently in use.\n\t// It may contain:\n\t// * The id we set for a particular connection, incremented every time we want to specify that we need a new connection\n\t// * The date that connection should expire\n\t// * A host, port and scheme for the connection. These are used to determine whether that connection can be reused by a subsequent request (all must match the new request)\n\t// * An id for the request that is currently using the connection. This is used for determining if a connection is available or not (we store a number rather than a reference to the request so we don't need to hang onto a request until the connection expires)\n\t// * A reference to the stream that is currently using the connection. This is necessary because we need to keep the old stream open until we've opened a new one.\n\t// The stream will be closed + released either when another request comes to use the connection, or when the timer fires to tell the connection to expire\n\tNSMutableDictionary *connectionInfo;\n\t\n\t// When set to YES, 301 and 302 automatic redirects will use the original method and and body, according to the HTTP 1.1 standard\n\t// Default is NO (to follow the behaviour of most browsers)\n\tBOOL shouldUseRFC2616RedirectBehaviour;\n\t\n\t// Used internally to record when a request has finished downloading data\n\tBOOL downloadComplete;\n\t\n\t// An ID that uniquely identifies this request - primarily used for debugging persistent connections\n\tNSNumber *requestID;\n\t\n\t// Will be ASIHTTPRequestRunLoopMode for synchronous requests, NSDefaultRunLoopMode for all other requests\n\tNSString *runLoopMode;\n\t\n\t// This timer checks up on the request every 0.25 seconds, and updates progress\n\tNSTimer *statusTimer;\n\t\n\t// The download cache that will be used for this request (use [ASIHTTPRequest setDefaultCache:cache] to configure a default cache\n\tid downloadCache;\n\t\n\t// The cache policy that will be used for this request - See ASICacheDelegate.h for possible values\n\tASICachePolicy cachePolicy;\n\t\n\t// The cache storage policy that will be used for this request - See ASICacheDelegate.h for possible values\n\tASICacheStoragePolicy cacheStoragePolicy;\n\t\n\t// Will be true when the response was pulled from the cache rather than downloaded\n\tBOOL didUseCachedResponse;\n\n\t// Set secondsToCache to use a custom time interval for expiring the response when it is stored in a cache\n\tNSTimeInterval secondsToCache;\n\n\t#if TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_4_0\n\tBOOL shouldContinueWhenAppEntersBackground;\n\tUIBackgroundTaskIdentifier backgroundTask;\n\t#endif\n\t\n\t// When downloading a gzipped response, the request will use this helper object to inflate the response\n\tASIDataDecompressor *dataDecompressor;\n\t\n\t// Controls how responses with a gzipped encoding are inflated (decompressed)\n\t// When set to YES (This is the default):\n\t// * gzipped responses for requests without a downloadDestinationPath will be inflated only when [request responseData] / [request responseString] is called\n\t// * gzipped responses for requests with a downloadDestinationPath set will be inflated only when the request completes\n\t//\n\t// When set to NO\n\t// All requests will inflate the response as it comes in\n\t// * If the request has no downloadDestinationPath set, the raw (compressed) response is discarded and rawResponseData will contain the decompressed response\n\t// * If the request has a downloadDestinationPath, the raw response will be stored in temporaryFileDownloadPath as normal, the inflated response will be stored in temporaryUncompressedDataDownloadPath\n\t// Once the request completes successfully, the contents of temporaryUncompressedDataDownloadPath are moved into downloadDestinationPath\n\t//\n\t// Setting this to NO may be especially useful for users using ASIHTTPRequest in conjunction with a streaming parser, as it will allow partial gzipped responses to be inflated and passed on to the parser while the request is still running\n\tBOOL shouldWaitToInflateCompressedResponses;\n\n\t// Will be YES if this is a request created behind the scenes to download a PAC file - these requests do not attempt to configure their own proxies\n\tBOOL isPACFileRequest;\n\n\t// Used for downloading PAC files from http / https webservers\n\tASIHTTPRequest *PACFileRequest;\n\n\t// Used for asynchronously reading PAC files from file:// URLs\n\tNSInputStream *PACFileReadStream;\n\n\t// Used for storing PAC data from file URLs as it is downloaded\n\tNSMutableData *PACFileData;\n\n\t// Set to YES in startSynchronous. Currently used by proxy detection to download PAC files synchronously when appropriate\n\tBOOL isSynchronous;\n\n\t#if NS_BLOCKS_AVAILABLE\n\t//block to execute when request starts\n\tASIBasicBlock startedBlock;\n\n\t//block to execute when headers are received\n\tASIHeadersBlock headersReceivedBlock;\n\n\t//block to execute when request completes successfully\n\tASIBasicBlock completionBlock;\n\n\t//block to execute when request fails\n\tASIBasicBlock failureBlock;\n\n\t//block for when bytes are received\n\tASIProgressBlock bytesReceivedBlock;\n\n\t//block for when bytes are sent\n\tASIProgressBlock bytesSentBlock;\n\n\t//block for when download size is incremented\n\tASISizeBlock downloadSizeIncrementedBlock;\n\n\t//block for when upload size is incremented\n\tASISizeBlock uploadSizeIncrementedBlock;\n\n\t//block for handling raw bytes received\n\tASIDataBlock dataReceivedBlock;\n\n\t//block for handling authentication\n\tASIBasicBlock authenticationNeededBlock;\n\n\t//block for handling proxy authentication\n\tASIBasicBlock proxyAuthenticationNeededBlock;\n\t\n //block for handling redirections, if you want to\n ASIBasicBlock requestRedirectedBlock;\n\t#endif\n}\n\n#pragma mark init / dealloc\n\n// Should be an HTTP or HTTPS url, may include username and password if appropriate\n- (id)initWithURL:(NSURL *)newURL;\n\n// Convenience constructor\n+ (id)requestWithURL:(NSURL *)newURL;\n\n+ (id)requestWithURL:(NSURL *)newURL usingCache:(id )cache;\n+ (id)requestWithURL:(NSURL *)newURL usingCache:(id )cache andCachePolicy:(ASICachePolicy)policy;\n\n#if NS_BLOCKS_AVAILABLE\n- (void)setStartedBlock:(ASIBasicBlock)aStartedBlock;\n- (void)setHeadersReceivedBlock:(ASIHeadersBlock)aReceivedBlock;\n- (void)setCompletionBlock:(ASIBasicBlock)aCompletionBlock;\n- (void)setFailedBlock:(ASIBasicBlock)aFailedBlock;\n- (void)setBytesReceivedBlock:(ASIProgressBlock)aBytesReceivedBlock;\n- (void)setBytesSentBlock:(ASIProgressBlock)aBytesSentBlock;\n- (void)setDownloadSizeIncrementedBlock:(ASISizeBlock) aDownloadSizeIncrementedBlock;\n- (void)setUploadSizeIncrementedBlock:(ASISizeBlock) anUploadSizeIncrementedBlock;\n- (void)setDataReceivedBlock:(ASIDataBlock)aReceivedBlock;\n- (void)setAuthenticationNeededBlock:(ASIBasicBlock)anAuthenticationBlock;\n- (void)setProxyAuthenticationNeededBlock:(ASIBasicBlock)aProxyAuthenticationBlock;\n- (void)setRequestRedirectedBlock:(ASIBasicBlock)aRedirectBlock;\n#endif\n\n#pragma mark setup request\n\n// Add a custom header to the request\n- (void)addRequestHeader:(NSString *)header value:(NSString *)value;\n\n// Called during buildRequestHeaders and after a redirect to create a cookie header from request cookies and the global store\n- (void)applyCookieHeader;\n\n// Populate the request headers dictionary. Called before a request is started, or by a HEAD request that needs to borrow them\n- (void)buildRequestHeaders;\n\n// Used to apply authorization header to a request before it is sent (when shouldPresentCredentialsBeforeChallenge is YES)\n- (void)applyAuthorizationHeader;\n\n\n// Create the post body\n- (void)buildPostBody;\n\n// Called to add data to the post body. Will append to postBody when shouldStreamPostDataFromDisk is false, or write to postBodyWriteStream when true\n- (void)appendPostData:(NSData *)data;\n- (void)appendPostDataFromFile:(NSString *)file;\n\n#pragma mark get information about this request\n\n// Returns the contents of the result as an NSString (not appropriate for binary data - used responseData instead)\n- (NSString *)responseString;\n\n// Response data, automatically uncompressed where appropriate\n- (NSData *)responseData;\n\n// Returns true if the response was gzip compressed\n- (BOOL)isResponseCompressed;\n\n#pragma mark running a request\n\n\n// Run a request synchronously, and return control when the request completes or fails\n- (void)startSynchronous;\n\n// Run request in the background\n- (void)startAsynchronous;\n\n// Clears all delegates and blocks, then cancels the request\n- (void)clearDelegatesAndCancel;\n\n#pragma mark HEAD request\n\n// Used by ASINetworkQueue to create a HEAD request appropriate for this request with the same headers (though you can use it yourself)\n- (ASIHTTPRequest *)HEADRequest;\n\n#pragma mark upload/download progress\n\n// Called approximately every 0.25 seconds to update the progress delegates\n- (void)updateProgressIndicators;\n\n// Updates upload progress (notifies the queue and/or uploadProgressDelegate of this request)\n- (void)updateUploadProgress;\n\n// Updates download progress (notifies the queue and/or uploadProgressDelegate of this request)\n- (void)updateDownloadProgress;\n\n// Called when authorisation is needed, as we only find out we don't have permission to something when the upload is complete\n- (void)removeUploadProgressSoFar;\n\n// Called when we get a content-length header and shouldResetDownloadProgress is true\n- (void)incrementDownloadSizeBy:(long long)length;\n\n// Called when a request starts and shouldResetUploadProgress is true\n// Also called (with a negative length) to remove the size of the underlying buffer used for uploading\n- (void)incrementUploadSizeBy:(long long)length;\n\n// Helper method for interacting with progress indicators to abstract the details of different APIS (NSProgressIndicator and UIProgressView)\n+ (void)updateProgressIndicator:(id *)indicator withProgress:(unsigned long long)progress ofTotal:(unsigned long long)total;\n\n// Helper method used for performing invocations on the main thread (used for progress)\n+ (void)performSelector:(SEL)selector onTarget:(id *)target withObject:(id)object amount:(void *)amount callerToRetain:(id)caller;\n\n#pragma mark talking to delegates\n\n// Called when a request starts, lets the delegate know via didStartSelector\n- (void)requestStarted;\n\n// Called when a request receives response headers, lets the delegate know via didReceiveResponseHeadersSelector\n- (void)requestReceivedResponseHeaders:(NSDictionary *)newHeaders;\n\n// Called when a request completes successfully, lets the delegate know via didFinishSelector\n- (void)requestFinished;\n\n// Called when a request fails, and lets the delegate know via didFailSelector\n- (void)failWithError:(NSError *)theError;\n\n// Called to retry our request when our persistent connection is closed\n// Returns YES if we haven't already retried, and connection will be restarted\n// Otherwise, returns NO, and nothing will happen\n- (BOOL)retryUsingNewConnection;\n\n// Can be called by delegates from inside their willRedirectSelector implementations to restart the request with a new url\n- (void)redirectToURL:(NSURL *)newURL;\n\n#pragma mark parsing HTTP response headers\n\n// Reads the response headers to find the content length, encoding, cookies for the session \n// Also initiates request redirection when shouldRedirect is true\n// And works out if HTTP auth is required\n- (void)readResponseHeaders;\n\n// Attempts to set the correct encoding by looking at the Content-Type header, if this is one\n- (void)parseStringEncodingFromHeaders;\n\n+ (void)parseMimeType:(NSString **)mimeType andResponseEncoding:(NSStringEncoding *)stringEncoding fromContentType:(NSString *)contentType;\n\n#pragma mark http authentication stuff\n\n// Apply credentials to this request\n- (BOOL)applyCredentials:(NSDictionary *)newCredentials;\n- (BOOL)applyProxyCredentials:(NSDictionary *)newCredentials;\n\n// Attempt to obtain credentials for this request from the URL, username and password or keychain\n- (NSMutableDictionary *)findCredentials;\n- (NSMutableDictionary *)findProxyCredentials;\n\n// Unlock (unpause) the request thread so it can resume the request\n// Should be called by delegates when they have populated the authentication information after an authentication challenge\n- (void)retryUsingSuppliedCredentials;\n\n// Should be called by delegates when they wish to cancel authentication and stop\n- (void)cancelAuthentication;\n\n// Apply authentication information and resume the request after an authentication challenge\n- (void)attemptToApplyCredentialsAndResume;\n- (void)attemptToApplyProxyCredentialsAndResume;\n\n// Attempt to show the built-in authentication dialog, returns YES if credentials were supplied, NO if user cancelled dialog / dialog is disabled / running on main thread\n// Currently only used on iPhone OS\n- (BOOL)showProxyAuthenticationDialog;\n- (BOOL)showAuthenticationDialog;\n\n// Construct a basic authentication header from the username and password supplied, and add it to the request headers\n// Used when shouldPresentCredentialsBeforeChallenge is YES\n- (void)addBasicAuthenticationHeaderWithUsername:(NSString *)theUsername andPassword:(NSString *)thePassword;\n\n#pragma mark stream status handlers\n\n// CFnetwork event handlers\n- (void)handleNetworkEvent:(CFStreamEventType)type;\n- (void)handleBytesAvailable;\n- (void)handleStreamComplete;\n- (void)handleStreamError;\n\n#pragma mark cleanup\n\n// Cleans up and lets the queue know this operation is finished.\n// Appears in this header for subclassing only, do not call this method from outside your request!\n- (void)markAsFinished;\n\n// Cleans up temporary files. There's normally no reason to call these yourself, they are called automatically when a request completes or fails\n\n// Clean up the temporary file used to store the downloaded data when it comes in (if downloadDestinationPath is set)\n- (BOOL)removeTemporaryDownloadFile;\n\n// Clean up the temporary file used to store data that is inflated (decompressed) as it comes in\n- (BOOL)removeTemporaryUncompressedDownloadFile;\n\n// Clean up the temporary file used to store the request body (when shouldStreamPostDataFromDisk is YES)\n- (BOOL)removeTemporaryUploadFile;\n\n// Clean up the temporary file used to store a deflated (compressed) request body when shouldStreamPostDataFromDisk is YES\n- (BOOL)removeTemporaryCompressedUploadFile;\n\n// Remove a file on disk, returning NO and populating the passed error pointer if it fails\n+ (BOOL)removeFileAtPath:(NSString *)path error:(NSError **)err;\n\n#pragma mark persistent connections\n\n// Get the ID of the connection this request used (only really useful in tests and debugging)\n- (NSNumber *)connectionID;\n\n// Called automatically when a request is started to clean up any persistent connections that have expired\n+ (void)expirePersistentConnections;\n\n#pragma mark default time out\n\n+ (NSTimeInterval)defaultTimeOutSeconds;\n+ (void)setDefaultTimeOutSeconds:(NSTimeInterval)newTimeOutSeconds;\n\n#pragma mark client certificate\n\n- (void)setClientCertificateIdentity:(SecIdentityRef)anIdentity;\n\n#pragma mark session credentials\n\n+ (NSMutableArray *)sessionProxyCredentialsStore;\n+ (NSMutableArray *)sessionCredentialsStore;\n\n+ (void)storeProxyAuthenticationCredentialsInSessionStore:(NSDictionary *)credentials;\n+ (void)storeAuthenticationCredentialsInSessionStore:(NSDictionary *)credentials;\n\n+ (void)removeProxyAuthenticationCredentialsFromSessionStore:(NSDictionary *)credentials;\n+ (void)removeAuthenticationCredentialsFromSessionStore:(NSDictionary *)credentials;\n\n- (NSDictionary *)findSessionProxyAuthenticationCredentials;\n- (NSDictionary *)findSessionAuthenticationCredentials;\n\n#pragma mark keychain storage\n\n// Save credentials for this request to the keychain\n- (void)saveCredentialsToKeychain:(NSDictionary *)newCredentials;\n\n// Save credentials to the keychain\n+ (void)saveCredentials:(NSURLCredential *)credentials forHost:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm;\n+ (void)saveCredentials:(NSURLCredential *)credentials forProxy:(NSString *)host port:(int)port realm:(NSString *)realm;\n\n// Return credentials from the keychain\n+ (NSURLCredential *)savedCredentialsForHost:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm;\n+ (NSURLCredential *)savedCredentialsForProxy:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm;\n\n// Remove credentials from the keychain\n+ (void)removeCredentialsForHost:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm;\n+ (void)removeCredentialsForProxy:(NSString *)host port:(int)port realm:(NSString *)realm;\n\n// We keep track of any cookies we accept, so that we can remove them from the persistent store later\n+ (void)setSessionCookies:(NSMutableArray *)newSessionCookies;\n+ (NSMutableArray *)sessionCookies;\n\n// Adds a cookie to our list of cookies we've accepted, checking first for an old version of the same cookie and removing that\n+ (void)addSessionCookie:(NSHTTPCookie *)newCookie;\n\n// Dump all session data (authentication and cookies)\n+ (void)clearSession;\n\n#pragma mark get user agent\n\n// Will be used as a user agent if requests do not specify a custom user agent\n// Is only used when you have specified a Bundle Display Name (CFDisplayBundleName) or Bundle Name (CFBundleName) in your plist\n+ (NSString *)defaultUserAgentString;\n+ (void)setDefaultUserAgentString:(NSString *)agent;\n\n#pragma mark mime-type detection\n\n// Return the mime type for a file\n+ (NSString *)mimeTypeForFileAtPath:(NSString *)path;\n\n#pragma mark bandwidth measurement / throttling\n\n// The maximum number of bytes ALL requests can send / receive in a second\n// This is a rough figure. The actual amount used will be slightly more, this does not include HTTP headers\n+ (unsigned long)maxBandwidthPerSecond;\n+ (void)setMaxBandwidthPerSecond:(unsigned long)bytes;\n\n// Get a rough average (for the last 5 seconds) of how much bandwidth is being used, in bytes\n+ (unsigned long)averageBandwidthUsedPerSecond;\n\n- (void)performThrottling;\n\n// Will return YES is bandwidth throttling is currently in use\n+ (BOOL)isBandwidthThrottled;\n\n// Used internally to record bandwidth use, and by ASIInputStreams when uploading. It's probably best if you don't mess with this.\n+ (void)incrementBandwidthUsedInLastSecond:(unsigned long)bytes;\n\n// On iPhone, ASIHTTPRequest can automatically turn throttling on and off as the connection type changes between WWAN and WiFi\n\n#if TARGET_OS_IPHONE\n// Set to YES to automatically turn on throttling when WWAN is connected, and automatically turn it off when it isn't\n+ (void)setShouldThrottleBandwidthForWWAN:(BOOL)throttle;\n\n// Turns on throttling automatically when WWAN is connected using a custom limit, and turns it off automatically when it isn't\n+ (void)throttleBandwidthForWWANUsingLimit:(unsigned long)limit;\n\n#pragma mark reachability\n\n// Returns YES when an iPhone OS device is connected via WWAN, false when connected via WIFI or not connected\n+ (BOOL)isNetworkReachableViaWWAN;\n\n#endif\n\n#pragma mark queue\n\n// Returns the shared queue\n+ (NSOperationQueue *)sharedQueue;\n\n#pragma mark cache\n\n+ (void)setDefaultCache:(id )cache;\n+ (id )defaultCache;\n\n// Returns the maximum amount of data we can read as part of the current measurement period, and sleeps this thread if our allowance is used up\n+ (unsigned long)maxUploadReadLength;\n\n#pragma mark network activity\n\n+ (BOOL)isNetworkInUse;\n\n+ (void)setShouldUpdateNetworkActivityIndicator:(BOOL)shouldUpdate;\n\n// Shows the network activity spinner thing on iOS. You may wish to override this to do something else in Mac projects\n+ (void)showNetworkActivityIndicator;\n\n// Hides the network activity spinner thing on iOS\n+ (void)hideNetworkActivityIndicator;\n\n#pragma mark miscellany\n\n// Used for generating Authorization header when using basic authentication when shouldPresentCredentialsBeforeChallenge is true\n// And also by ASIS3Request\n+ (NSString *)base64forData:(NSData *)theData;\n\n// Returns the expiration date for the request.\n// Calculated from the Expires response header property, unless maxAge is non-zero or\n// there exists a non-zero max-age property in the Cache-Control response header.\n+ (NSDate *)expiryDateForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge;\n\n// Returns a date from a string in RFC1123 format\n+ (NSDate *)dateFromRFC1123String:(NSString *)string;\n\n\n// Used for detecting multitasking support at runtime (for backgrounding requests)\n#if TARGET_OS_IPHONE\n+ (BOOL)isMultitaskingSupported;\n#endif\n\n#pragma mark threading behaviour\n\n// In the default implementation, all requests run in a single background thread\n// Advanced users only: Override this method in a subclass for a different threading behaviour\n// Eg: return [NSThread mainThread] to run all requests in the main thread\n// Alternatively, you can create a thread on demand, or manage a pool of threads\n// Threads returned by this method will need to run the runloop in default mode (eg CFRunLoopRun())\n// Requests will stop the runloop when they complete\n// If you have multiple requests sharing the thread you'll need to restart the runloop when this happens\n+ (NSThread *)threadForRequest:(ASIHTTPRequest *)request;\n\n\n#pragma mark ===\n\n@property (retain) NSString *username;\n@property (retain) NSString *password;\n@property (retain) NSString *userAgent;\n@property (retain) NSString *domain;\n\n@property (retain) NSString *proxyUsername;\n@property (retain) NSString *proxyPassword;\n@property (retain) NSString *proxyDomain;\n\n@property (retain) NSString *proxyHost;\n@property (assign) int proxyPort;\n@property (retain) NSString *proxyType;\n\n@property (retain,setter=setURL:, nonatomic) NSURL *url;\n@property (retain) NSURL *originalURL;\n@property (assign, nonatomic) id delegate;\n@property (retain, nonatomic) id queue;\n@property (assign, nonatomic) id uploadProgressDelegate;\n@property (assign, nonatomic) id downloadProgressDelegate;\n@property (assign) BOOL useKeychainPersistence;\n@property (assign) BOOL useSessionPersistence;\n@property (retain) NSString *downloadDestinationPath;\n@property (retain) NSString *temporaryFileDownloadPath;\n@property (retain) NSString *temporaryUncompressedDataDownloadPath;\n@property (assign) SEL didStartSelector;\n@property (assign) SEL didReceiveResponseHeadersSelector;\n@property (assign) SEL willRedirectSelector;\n@property (assign) SEL didFinishSelector;\n@property (assign) SEL didFailSelector;\n@property (assign) SEL didReceiveDataSelector;\n@property (retain,readonly) NSString *authenticationRealm;\n@property (retain,readonly) NSString *proxyAuthenticationRealm;\n@property (retain) NSError *error;\n@property (assign,readonly) BOOL complete;\n@property (retain) NSDictionary *responseHeaders;\n@property (retain) NSMutableDictionary *requestHeaders;\n@property (retain) NSMutableArray *requestCookies;\n@property (retain,readonly) NSArray *responseCookies;\n@property (assign) BOOL useCookiePersistence;\n@property (retain) NSDictionary *requestCredentials;\n@property (retain) NSDictionary *proxyCredentials;\n@property (assign,readonly) int responseStatusCode;\n@property (retain,readonly) NSString *responseStatusMessage;\n@property (retain) NSMutableData *rawResponseData;\n@property (assign) NSTimeInterval timeOutSeconds;\n@property (retain, nonatomic) NSString *requestMethod;\n@property (retain) NSMutableData *postBody;\n@property (assign) unsigned long long contentLength;\n@property (assign) unsigned long long postLength;\n@property (assign) BOOL shouldResetDownloadProgress;\n@property (assign) BOOL shouldResetUploadProgress;\n@property (assign) ASIHTTPRequest *mainRequest;\n@property (assign) BOOL showAccurateProgress;\n@property (assign) unsigned long long totalBytesRead;\n@property (assign) unsigned long long totalBytesSent;\n@property (assign) NSStringEncoding defaultResponseEncoding;\n@property (assign) NSStringEncoding responseEncoding;\n@property (assign) BOOL allowCompressedResponse;\n@property (assign) BOOL allowResumeForFileDownloads;\n@property (retain) NSDictionary *userInfo;\n@property (assign) NSInteger tag;\n@property (retain) NSString *postBodyFilePath;\n@property (assign) BOOL shouldStreamPostDataFromDisk;\n@property (assign) BOOL didCreateTemporaryPostDataFile;\n@property (assign) BOOL useHTTPVersionOne;\n@property (assign, readonly) unsigned long long partialDownloadSize;\n@property (assign) BOOL shouldRedirect;\n@property (assign) BOOL validatesSecureCertificate;\n@property (assign) BOOL shouldCompressRequestBody;\n@property (retain) NSURL *PACurl;\n@property (retain) NSString *authenticationScheme;\n@property (retain) NSString *proxyAuthenticationScheme;\n@property (assign) BOOL shouldPresentAuthenticationDialog;\n@property (assign) BOOL shouldPresentProxyAuthenticationDialog;\n@property (assign, readonly) ASIAuthenticationState authenticationNeeded;\n@property (assign) BOOL shouldPresentCredentialsBeforeChallenge;\n@property (assign, readonly) int authenticationRetryCount;\n@property (assign, readonly) int proxyAuthenticationRetryCount;\n@property (assign) BOOL haveBuiltRequestHeaders;\n@property (assign, nonatomic) BOOL haveBuiltPostBody;\n@property (assign, readonly) BOOL inProgress;\n@property (assign) int numberOfTimesToRetryOnTimeout;\n@property (assign, readonly) int retryCount;\n@property (assign) BOOL shouldAttemptPersistentConnection;\n@property (assign) NSTimeInterval persistentConnectionTimeoutSeconds;\n@property (assign) BOOL shouldUseRFC2616RedirectBehaviour;\n@property (assign, readonly) BOOL connectionCanBeReused;\n@property (retain, readonly) NSNumber *requestID;\n@property (assign) id downloadCache;\n@property (assign) ASICachePolicy cachePolicy;\n@property (assign) ASICacheStoragePolicy cacheStoragePolicy;\n@property (assign, readonly) BOOL didUseCachedResponse;\n@property (assign) NSTimeInterval secondsToCache;\n@property (retain) NSArray *clientCertificates;\n#if TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_4_0\n@property (assign) BOOL shouldContinueWhenAppEntersBackground;\n#endif\n@property (retain) ASIDataDecompressor *dataDecompressor;\n@property (assign) BOOL shouldWaitToInflateCompressedResponses;\n\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIHTTPRequest.m", "content": "//\n// ASIHTTPRequest.m\n//\n// Created by Ben Copsey on 04/10/2007.\n// Copyright 2007-2011 All-Seeing Interactive. All rights reserved.\n//\n// A guide to the main features is available at:\n// http://allseeing-i.com/ASIHTTPRequest\n//\n// Portions are based on the ImageClient example from Apple:\n// See: http://developer.apple.com/samplecode/ImageClient/listing37.html\n\n#import \"ASIHTTPRequest.h\"\n\n#if TARGET_OS_IPHONE\n#import \"Reachability.h\"\n#import \"ASIAuthenticationDialog.h\"\n#import \n#else\n#import \n#endif\n#import \"ASIInputStream.h\"\n#import \"ASIDataDecompressor.h\"\n#import \"ASIDataCompressor.h\"\n\n// Automatically set on build\nNSString *ASIHTTPRequestVersion = @\"v1.8.1-61 2011-09-19\";\n\nstatic NSString *defaultUserAgent = nil;\n\nNSString* const NetworkRequestErrorDomain = @\"ASIHTTPRequestErrorDomain\";\n\nstatic NSString *ASIHTTPRequestRunLoopMode = @\"ASIHTTPRequestRunLoopMode\";\n\nstatic const CFOptionFlags kNetworkEvents = kCFStreamEventHasBytesAvailable | kCFStreamEventEndEncountered | kCFStreamEventErrorOccurred;\n\n// In memory caches of credentials, used on when useSessionPersistence is YES\nstatic NSMutableArray *sessionCredentialsStore = nil;\nstatic NSMutableArray *sessionProxyCredentialsStore = nil;\n\n// This lock mediates access to session credentials\nstatic NSRecursiveLock *sessionCredentialsLock = nil;\n\n// We keep track of cookies we have received here so we can remove them from the sharedHTTPCookieStorage later\nstatic NSMutableArray *sessionCookies = nil;\n\n// The number of times we will allow requests to redirect before we fail with a redirection error\nconst int RedirectionLimit = 5;\n\n// The default number of seconds to use for a timeout\nstatic NSTimeInterval defaultTimeOutSeconds = 10;\n\nstatic void ReadStreamClientCallBack(CFReadStreamRef readStream, CFStreamEventType type, void *clientCallBackInfo) {\n [((ASIHTTPRequest*)clientCallBackInfo) handleNetworkEvent: type];\n}\n\n// This lock prevents the operation from being cancelled while it is trying to update the progress, and vice versa\nstatic NSRecursiveLock *progressLock;\n\nstatic NSError *ASIRequestCancelledError;\nstatic NSError *ASIRequestTimedOutError;\nstatic NSError *ASIAuthenticationError;\nstatic NSError *ASIUnableToCreateRequestError;\nstatic NSError *ASITooMuchRedirectionError;\n\nstatic NSMutableArray *bandwidthUsageTracker = nil;\nstatic unsigned long averageBandwidthUsedPerSecond = 0;\n\n// These are used for queuing persistent connections on the same connection\n\n// Incremented every time we specify we want a new connection\nstatic unsigned int nextConnectionNumberToCreate = 0;\n\n// An array of connectionInfo dictionaries.\n// When attempting a persistent connection, we look here to try to find an existing connection to the same server that is currently not in use\nstatic NSMutableArray *persistentConnectionsPool = nil;\n\n// Mediates access to the persistent connections pool\nstatic NSRecursiveLock *connectionsLock = nil;\n\n// Each request gets a new id, we store this rather than a ref to the request itself in the connectionInfo dictionary.\n// We do this so we don't have to keep the request around while we wait for the connection to expire\nstatic unsigned int nextRequestID = 0;\n\n// Records how much bandwidth all requests combined have used in the last second\nstatic unsigned long bandwidthUsedInLastSecond = 0; \n\n// A date one second in the future from the time it was created\nstatic NSDate *bandwidthMeasurementDate = nil;\n\n// Since throttling variables are shared among all requests, we'll use a lock to mediate access\nstatic NSLock *bandwidthThrottlingLock = nil;\n\n// the maximum number of bytes that can be transmitted in one second\nstatic unsigned long maxBandwidthPerSecond = 0;\n\n// A default figure for throttling bandwidth on mobile devices\nunsigned long const ASIWWANBandwidthThrottleAmount = 14800;\n\n#if TARGET_OS_IPHONE\n// YES when bandwidth throttling is active\n// This flag does not denote whether throttling is turned on - rather whether it is currently in use\n// It will be set to NO when throttling was turned on with setShouldThrottleBandwidthForWWAN, but a WI-FI connection is active\nstatic BOOL isBandwidthThrottled = NO;\n\n// When YES, bandwidth will be automatically throttled when using WWAN (3G/Edge/GPRS)\n// Wifi will not be throttled\nstatic BOOL shouldThrottleBandwidthForWWANOnly = NO;\n#endif\n\n// Mediates access to the session cookies so requests\nstatic NSRecursiveLock *sessionCookiesLock = nil;\n\n// This lock ensures delegates only receive one notification that authentication is required at once\n// When using ASIAuthenticationDialogs, it also ensures only one dialog is shown at once\n// If a request can't acquire the lock immediately, it means a dialog is being shown or a delegate is handling the authentication challenge\n// Once it gets the lock, it will try to look for existing credentials again rather than showing the dialog / notifying the delegate\n// This is so it can make use of any credentials supplied for the other request, if they are appropriate\nstatic NSRecursiveLock *delegateAuthenticationLock = nil;\n\n// When throttling bandwidth, Set to a date in future that we will allow all requests to wake up and reschedule their streams\nstatic NSDate *throttleWakeUpTime = nil;\n\nstatic id defaultCache = nil;\n\n// Used for tracking when requests are using the network\nstatic unsigned int runningRequestCount = 0;\n\n// You can use [ASIHTTPRequest setShouldUpdateNetworkActivityIndicator:NO] if you want to manage it yourself\n// Alternatively, override showNetworkActivityIndicator / hideNetworkActivityIndicator\n// By default this does nothing on Mac OS X, but again override the above methods for a different behaviour\nstatic BOOL shouldUpdateNetworkActivityIndicator = YES;\n\n// The thread all requests will run on\n// Hangs around forever, but will be blocked unless there are requests underway\nstatic NSThread *networkThread = nil;\n\nstatic NSOperationQueue *sharedQueue = nil;\n\n// Private stuff\n@interface ASIHTTPRequest ()\n\n- (void)cancelLoad;\n\n- (void)destroyReadStream;\n- (void)scheduleReadStream;\n- (void)unscheduleReadStream;\n\n- (BOOL)willAskDelegateForCredentials;\n- (BOOL)willAskDelegateForProxyCredentials;\n- (void)askDelegateForProxyCredentials;\n- (void)askDelegateForCredentials;\n- (void)failAuthentication;\n\n+ (void)measureBandwidthUsage;\n+ (void)recordBandwidthUsage;\n\n- (void)startRequest;\n- (void)updateStatus:(NSTimer *)timer;\n- (void)checkRequestStatus;\n- (void)reportFailure;\n- (void)reportFinished;\n- (void)markAsFinished;\n- (void)performRedirect;\n- (BOOL)shouldTimeOut;\n- (BOOL)willRedirect;\n- (BOOL)willAskDelegateToConfirmRedirect;\n\n+ (void)performInvocation:(NSInvocation *)invocation onTarget:(id *)target releasingObject:(id)objectToRelease;\n+ (void)hideNetworkActivityIndicatorAfterDelay;\n+ (void)hideNetworkActivityIndicatorIfNeeeded;\n+ (void)runRequests;\n\n// Handling Proxy autodetection and PAC file downloads\n- (BOOL)configureProxies;\n- (void)fetchPACFile;\n- (void)finishedDownloadingPACFile:(ASIHTTPRequest *)theRequest;\n- (void)runPACScript:(NSString *)script;\n- (void)timeOutPACRead;\n\n- (void)useDataFromCache;\n\n// Called to update the size of a partial download when starting a request, or retrying after a timeout\n- (void)updatePartialDownloadSize;\n\n#if TARGET_OS_IPHONE\n+ (void)registerForNetworkReachabilityNotifications;\n+ (void)unsubscribeFromNetworkReachabilityNotifications;\n// Called when the status of the network changes\n+ (void)reachabilityChanged:(NSNotification *)note;\n#endif\n\n#if NS_BLOCKS_AVAILABLE\n- (void)performBlockOnMainThread:(ASIBasicBlock)block;\n- (void)releaseBlocksOnMainThread;\n+ (void)releaseBlocks:(NSArray *)blocks;\n- (void)callBlock:(ASIBasicBlock)block;\n#endif\n\n\n\n\n\n@property (assign) BOOL complete;\n@property (retain) NSArray *responseCookies;\n@property (assign) int responseStatusCode;\n@property (retain, nonatomic) NSDate *lastActivityTime;\n\n@property (assign) unsigned long long partialDownloadSize;\n@property (assign, nonatomic) unsigned long long uploadBufferSize;\n@property (retain, nonatomic) NSOutputStream *postBodyWriteStream;\n@property (retain, nonatomic) NSInputStream *postBodyReadStream;\n@property (assign, nonatomic) unsigned long long lastBytesRead;\n@property (assign, nonatomic) unsigned long long lastBytesSent;\n@property (retain) NSRecursiveLock *cancelledLock;\n@property (retain, nonatomic) NSOutputStream *fileDownloadOutputStream;\n@property (retain, nonatomic) NSOutputStream *inflatedFileDownloadOutputStream;\n@property (assign) int authenticationRetryCount;\n@property (assign) int proxyAuthenticationRetryCount;\n@property (assign, nonatomic) BOOL updatedProgress;\n@property (assign, nonatomic) BOOL needsRedirect;\n@property (assign, nonatomic) int redirectCount;\n@property (retain, nonatomic) NSData *compressedPostBody;\n@property (retain, nonatomic) NSString *compressedPostBodyFilePath;\n@property (retain) NSString *authenticationRealm;\n@property (retain) NSString *proxyAuthenticationRealm;\n@property (retain) NSString *responseStatusMessage;\n@property (assign) BOOL inProgress;\n@property (assign) int retryCount;\n@property (assign) BOOL willRetryRequest;\n@property (assign) BOOL connectionCanBeReused;\n@property (retain, nonatomic) NSMutableDictionary *connectionInfo;\n@property (retain, nonatomic) NSInputStream *readStream;\n@property (assign) ASIAuthenticationState authenticationNeeded;\n@property (assign, nonatomic) BOOL readStreamIsScheduled;\n@property (assign, nonatomic) BOOL downloadComplete;\n@property (retain) NSNumber *requestID;\n@property (assign, nonatomic) NSString *runLoopMode;\n@property (retain, nonatomic) NSTimer *statusTimer;\n@property (assign) BOOL didUseCachedResponse;\n@property (retain, nonatomic) NSURL *redirectURL;\n\n@property (assign, nonatomic) BOOL isPACFileRequest;\n@property (retain, nonatomic) ASIHTTPRequest *PACFileRequest;\n@property (retain, nonatomic) NSInputStream *PACFileReadStream;\n@property (retain, nonatomic) NSMutableData *PACFileData;\n\n@property (assign, nonatomic, setter=setSynchronous:) BOOL isSynchronous;\n@end\n\n\n@implementation ASIHTTPRequest\n\n#pragma mark init / dealloc\n\n+ (void)initialize\n{\n\tif (self == [ASIHTTPRequest class]) {\n\t\tpersistentConnectionsPool = [[NSMutableArray alloc] init];\n\t\tconnectionsLock = [[NSRecursiveLock alloc] init];\n\t\tprogressLock = [[NSRecursiveLock alloc] init];\n\t\tbandwidthThrottlingLock = [[NSLock alloc] init];\n\t\tsessionCookiesLock = [[NSRecursiveLock alloc] init];\n\t\tsessionCredentialsLock = [[NSRecursiveLock alloc] init];\n\t\tdelegateAuthenticationLock = [[NSRecursiveLock alloc] init];\n\t\tbandwidthUsageTracker = [[NSMutableArray alloc] initWithCapacity:5];\n\t\tASIRequestTimedOutError = [[NSError alloc] initWithDomain:NetworkRequestErrorDomain code:ASIRequestTimedOutErrorType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"The request timed out\",NSLocalizedDescriptionKey,nil]]; \n\t\tASIAuthenticationError = [[NSError alloc] initWithDomain:NetworkRequestErrorDomain code:ASIAuthenticationErrorType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Authentication needed\",NSLocalizedDescriptionKey,nil]];\n\t\tASIRequestCancelledError = [[NSError alloc] initWithDomain:NetworkRequestErrorDomain code:ASIRequestCancelledErrorType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"The request was cancelled\",NSLocalizedDescriptionKey,nil]];\n\t\tASIUnableToCreateRequestError = [[NSError alloc] initWithDomain:NetworkRequestErrorDomain code:ASIUnableToCreateRequestErrorType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Unable to create request (bad url?)\",NSLocalizedDescriptionKey,nil]];\n\t\tASITooMuchRedirectionError = [[NSError alloc] initWithDomain:NetworkRequestErrorDomain code:ASITooMuchRedirectionErrorType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"The request failed because it redirected too many times\",NSLocalizedDescriptionKey,nil]];\n\t\tsharedQueue = [[NSOperationQueue alloc] init];\n\t\t[sharedQueue setMaxConcurrentOperationCount:4];\n\n\t}\n}\n\n\n- (id)initWithURL:(NSURL *)newURL\n{\n\tself = [self init];\n\t[self setRequestMethod:@\"GET\"];\n\n\t[self setRunLoopMode:NSDefaultRunLoopMode];\n\t[self setShouldAttemptPersistentConnection:YES];\n\t[self setPersistentConnectionTimeoutSeconds:60.0];\n\t[self setShouldPresentCredentialsBeforeChallenge:YES];\n\t[self setShouldRedirect:YES];\n\t[self setShowAccurateProgress:YES];\n\t[self setShouldResetDownloadProgress:YES];\n\t[self setShouldResetUploadProgress:YES];\n\t[self setAllowCompressedResponse:YES];\n\t[self setShouldWaitToInflateCompressedResponses:YES];\n\t[self setDefaultResponseEncoding:NSISOLatin1StringEncoding];\n\t[self setShouldPresentProxyAuthenticationDialog:YES];\n\t\n\t[self setTimeOutSeconds:[ASIHTTPRequest defaultTimeOutSeconds]];\n\t[self setUseSessionPersistence:YES];\n\t[self setUseCookiePersistence:YES];\n\t[self setValidatesSecureCertificate:YES];\n\t[self setRequestCookies:[[[NSMutableArray alloc] init] autorelease]];\n\t[self setDidStartSelector:@selector(requestStarted:)];\n\t[self setDidReceiveResponseHeadersSelector:@selector(request:didReceiveResponseHeaders:)];\n\t[self setWillRedirectSelector:@selector(request:willRedirectToURL:)];\n\t[self setDidFinishSelector:@selector(requestFinished:)];\n\t[self setDidFailSelector:@selector(requestFailed:)];\n\t[self setDidReceiveDataSelector:@selector(request:didReceiveData:)];\n\t[self setURL:newURL];\n\t[self setCancelledLock:[[[NSRecursiveLock alloc] init] autorelease]];\n\t[self setDownloadCache:[[self class] defaultCache]];\n\treturn self;\n}\n\n+ (id)requestWithURL:(NSURL *)newURL\n{\n\treturn [[[self alloc] initWithURL:newURL] autorelease];\n}\n\n+ (id)requestWithURL:(NSURL *)newURL usingCache:(id )cache\n{\n\treturn [self requestWithURL:newURL usingCache:cache andCachePolicy:ASIUseDefaultCachePolicy];\n}\n\n+ (id)requestWithURL:(NSURL *)newURL usingCache:(id )cache andCachePolicy:(ASICachePolicy)policy\n{\n\tASIHTTPRequest *request = [[[self alloc] initWithURL:newURL] autorelease];\n\t[request setDownloadCache:cache];\n\t[request setCachePolicy:policy];\n\treturn request;\n}\n\n- (void)dealloc\n{\n\t[self setAuthenticationNeeded:ASINoAuthenticationNeededYet];\n\tif (requestAuthentication) {\n\t\tCFRelease(requestAuthentication);\n\t}\n\tif (proxyAuthentication) {\n\t\tCFRelease(proxyAuthentication);\n\t}\n\tif (request) {\n\t\tCFRelease(request);\n\t}\n\tif (clientCertificateIdentity) {\n\t\tCFRelease(clientCertificateIdentity);\n\t}\n\t[self cancelLoad];\n\t[redirectURL release];\n\t[statusTimer invalidate];\n\t[statusTimer release];\n\t[queue release];\n\t[userInfo release];\n\t[postBody release];\n\t[compressedPostBody release];\n\t[error release];\n\t[requestHeaders release];\n\t[requestCookies release];\n\t[downloadDestinationPath release];\n\t[temporaryFileDownloadPath release];\n\t[temporaryUncompressedDataDownloadPath release];\n\t[fileDownloadOutputStream release];\n\t[inflatedFileDownloadOutputStream release];\n\t[username release];\n\t[password release];\n\t[domain release];\n\t[authenticationRealm release];\n\t[authenticationScheme release];\n\t[requestCredentials release];\n\t[proxyHost release];\n\t[proxyType release];\n\t[proxyUsername release];\n\t[proxyPassword release];\n\t[proxyDomain release];\n\t[proxyAuthenticationRealm release];\n\t[proxyAuthenticationScheme release];\n\t[proxyCredentials release];\n\t[url release];\n\t[originalURL release];\n\t[lastActivityTime release];\n\t[responseCookies release];\n\t[rawResponseData release];\n\t[responseHeaders release];\n\t[requestMethod release];\n\t[cancelledLock release];\n\t[postBodyFilePath release];\n\t[compressedPostBodyFilePath release];\n\t[postBodyWriteStream release];\n\t[postBodyReadStream release];\n\t[PACurl release];\n\t[clientCertificates release];\n\t[responseStatusMessage release];\n\t[connectionInfo release];\n\t[requestID release];\n\t[dataDecompressor release];\n\t[userAgent release];\n\n\t#if NS_BLOCKS_AVAILABLE\n\t[self releaseBlocksOnMainThread];\n\t#endif\n\n\t[super dealloc];\n}\n\n#if NS_BLOCKS_AVAILABLE\n- (void)releaseBlocksOnMainThread\n{\n\tNSMutableArray *blocks = [NSMutableArray array];\n\tif (completionBlock) {\n\t\t[blocks addObject:completionBlock];\n\t\t[completionBlock release];\n\t\tcompletionBlock = nil;\n\t}\n\tif (failureBlock) {\n\t\t[blocks addObject:failureBlock];\n\t\t[failureBlock release];\n\t\tfailureBlock = nil;\n\t}\n\tif (startedBlock) {\n\t\t[blocks addObject:startedBlock];\n\t\t[startedBlock release];\n\t\tstartedBlock = nil;\n\t}\n\tif (headersReceivedBlock) {\n\t\t[blocks addObject:headersReceivedBlock];\n\t\t[headersReceivedBlock release];\n\t\theadersReceivedBlock = nil;\n\t}\n\tif (bytesReceivedBlock) {\n\t\t[blocks addObject:bytesReceivedBlock];\n\t\t[bytesReceivedBlock release];\n\t\tbytesReceivedBlock = nil;\n\t}\n\tif (bytesSentBlock) {\n\t\t[blocks addObject:bytesSentBlock];\n\t\t[bytesSentBlock release];\n\t\tbytesSentBlock = nil;\n\t}\n\tif (downloadSizeIncrementedBlock) {\n\t\t[blocks addObject:downloadSizeIncrementedBlock];\n\t\t[downloadSizeIncrementedBlock release];\n\t\tdownloadSizeIncrementedBlock = nil;\n\t}\n\tif (uploadSizeIncrementedBlock) {\n\t\t[blocks addObject:uploadSizeIncrementedBlock];\n\t\t[uploadSizeIncrementedBlock release];\n\t\tuploadSizeIncrementedBlock = nil;\n\t}\n\tif (dataReceivedBlock) {\n\t\t[blocks addObject:dataReceivedBlock];\n\t\t[dataReceivedBlock release];\n\t\tdataReceivedBlock = nil;\n\t}\n\tif (proxyAuthenticationNeededBlock) {\n\t\t[blocks addObject:proxyAuthenticationNeededBlock];\n\t\t[proxyAuthenticationNeededBlock release];\n\t\tproxyAuthenticationNeededBlock = nil;\n\t}\n\tif (authenticationNeededBlock) {\n\t\t[blocks addObject:authenticationNeededBlock];\n\t\t[authenticationNeededBlock release];\n\t\tauthenticationNeededBlock = nil;\n\t}\n\t[[self class] performSelectorOnMainThread:@selector(releaseBlocks:) withObject:blocks waitUntilDone:[NSThread isMainThread]];\n}\n// Always called on main thread\n+ (void)releaseBlocks:(NSArray *)blocks\n{\n\t// Blocks will be released when this method exits\n}\n#endif\n\n\n#pragma mark setup request\n\n- (void)addRequestHeader:(NSString *)header value:(NSString *)value\n{\n\tif (!requestHeaders) {\n\t\t[self setRequestHeaders:[NSMutableDictionary dictionaryWithCapacity:1]];\n\t}\n\t[requestHeaders setObject:value forKey:header];\n}\n\n// This function will be called either just before a request starts, or when postLength is needed, whichever comes first\n// postLength must be set by the time this function is complete\n- (void)buildPostBody\n{\n\n\tif ([self haveBuiltPostBody]) {\n\t\treturn;\n\t}\n\t\n\t// Are we submitting the request body from a file on disk\n\tif ([self postBodyFilePath]) {\n\t\t\n\t\t// If we were writing to the post body via appendPostData or appendPostDataFromFile, close the write stream\n\t\tif ([self postBodyWriteStream]) {\n\t\t\t[[self postBodyWriteStream] close];\n\t\t\t[self setPostBodyWriteStream:nil];\n\t\t}\n\n\t\t\n\t\tNSString *path;\n\t\tif ([self shouldCompressRequestBody]) {\n\t\t\tif (![self compressedPostBodyFilePath]) {\n\t\t\t\t[self setCompressedPostBodyFilePath:[NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]]];\n\t\t\t\t\n\t\t\t\tNSError *err = nil;\n\t\t\t\tif (![ASIDataCompressor compressDataFromFile:[self postBodyFilePath] toFile:[self compressedPostBodyFilePath] error:&err]) {\n\t\t\t\t\t[self failWithError:err];\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t}\n\t\t\tpath = [self compressedPostBodyFilePath];\n\t\t} else {\n\t\t\tpath = [self postBodyFilePath];\n\t\t}\n\t\tNSError *err = nil;\n\t\t[self setPostLength:[[[[[NSFileManager alloc] init] autorelease] attributesOfItemAtPath:path error:&err] fileSize]];\n\t\tif (err) {\n\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIFileManagementError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Failed to get attributes for file at path '%@'\",path],NSLocalizedDescriptionKey,error,NSUnderlyingErrorKey,nil]]];\n\t\t\treturn;\n\t\t}\n\t\t\n\t// Otherwise, we have an in-memory request body\n\t} else {\n\t\tif ([self shouldCompressRequestBody]) {\n\t\t\tNSError *err = nil;\n\t\t\tNSData *compressedBody = [ASIDataCompressor compressData:[self postBody] error:&err];\n\t\t\tif (err) {\n\t\t\t\t[self failWithError:err];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\t[self setCompressedPostBody:compressedBody];\n\t\t\t[self setPostLength:[[self compressedPostBody] length]];\n\t\t} else {\n\t\t\t[self setPostLength:[[self postBody] length]];\n\t\t}\n\t}\n\t\t\n\tif ([self postLength] > 0) {\n\t\tif ([requestMethod isEqualToString:@\"GET\"] || [requestMethod isEqualToString:@\"DELETE\"] || [requestMethod isEqualToString:@\"HEAD\"]) {\n\t\t\t[self setRequestMethod:@\"POST\"];\n\t\t}\n\t\t[self addRequestHeader:@\"Content-Length\" value:[NSString stringWithFormat:@\"%llu\",[self postLength]]];\n\t}\n\t[self setHaveBuiltPostBody:YES];\n\n}\n\n// Sets up storage for the post body\n- (void)setupPostBody\n{\n\tif ([self shouldStreamPostDataFromDisk]) {\n\t\tif (![self postBodyFilePath]) {\n\t\t\t[self setPostBodyFilePath:[NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]]];\n\t\t\t[self setDidCreateTemporaryPostDataFile:YES];\n\t\t}\n\t\tif (![self postBodyWriteStream]) {\n\t\t\t[self setPostBodyWriteStream:[[[NSOutputStream alloc] initToFileAtPath:[self postBodyFilePath] append:NO] autorelease]];\n\t\t\t[[self postBodyWriteStream] open];\n\t\t}\n\t} else {\n\t\tif (![self postBody]) {\n\t\t\t[self setPostBody:[[[NSMutableData alloc] init] autorelease]];\n\t\t}\n\t}\t\n}\n\n- (void)appendPostData:(NSData *)data\n{\n\t[self setupPostBody];\n\tif ([data length] == 0) {\n\t\treturn;\n\t}\n\tif ([self shouldStreamPostDataFromDisk]) {\n\t\t[[self postBodyWriteStream] write:[data bytes] maxLength:[data length]];\n\t} else {\n\t\t[[self postBody] appendData:data];\n\t}\n}\n\n- (void)appendPostDataFromFile:(NSString *)file\n{\n\t[self setupPostBody];\n\tNSInputStream *stream = [[[NSInputStream alloc] initWithFileAtPath:file] autorelease];\n\t[stream open];\n\tNSUInteger bytesRead;\n\twhile ([stream hasBytesAvailable]) {\n\t\t\n\t\tunsigned char buffer[1024*256];\n\t\tbytesRead = [stream read:buffer maxLength:sizeof(buffer)];\n\t\tif (bytesRead == 0) {\n\t\t\tbreak;\n\t\t}\n\t\tif ([self shouldStreamPostDataFromDisk]) {\n\t\t\t[[self postBodyWriteStream] write:buffer maxLength:bytesRead];\n\t\t} else {\n\t\t\t[[self postBody] appendData:[NSData dataWithBytes:buffer length:bytesRead]];\n\t\t}\n\t}\n\t[stream close];\n}\n\n- (NSString *)requestMethod\n{\n\t[[self cancelledLock] lock];\n\tNSString *m = requestMethod;\n\t[[self cancelledLock] unlock];\n\treturn m;\n}\n\n- (void)setRequestMethod:(NSString *)newRequestMethod\n{\n\t[[self cancelledLock] lock];\n\tif (requestMethod != newRequestMethod) {\n\t\t[requestMethod release];\n\t\trequestMethod = [newRequestMethod retain];\n\t\tif ([requestMethod isEqualToString:@\"POST\"] || [requestMethod isEqualToString:@\"PUT\"] || [postBody length] || postBodyFilePath) {\n\t\t\t[self setShouldAttemptPersistentConnection:NO];\n\t\t}\n\t}\n\t[[self cancelledLock] unlock];\n}\n\n- (NSURL *)url\n{\n\t[[self cancelledLock] lock];\n\tNSURL *u = url;\n\t[[self cancelledLock] unlock];\n\treturn u;\n}\n\n\n- (void)setURL:(NSURL *)newURL\n{\n\t[[self cancelledLock] lock];\n\tif ([newURL isEqual:[self url]]) {\n\t\t[[self cancelledLock] unlock];\n\t\treturn;\n\t}\n\t[url release];\n\turl = [newURL retain];\n\tif (requestAuthentication) {\n\t\tCFRelease(requestAuthentication);\n\t\trequestAuthentication = NULL;\n\t}\n\tif (proxyAuthentication) {\n\t\tCFRelease(proxyAuthentication);\n\t\tproxyAuthentication = NULL;\n\t}\n\tif (request) {\n\t\tCFRelease(request);\n\t\trequest = NULL;\n\t}\n\t[self setRedirectURL:nil];\n\t[[self cancelledLock] unlock];\n}\n\n- (id)delegate\n{\n\t[[self cancelledLock] lock];\n\tid d = delegate;\n\t[[self cancelledLock] unlock];\n\treturn d;\n}\n\n- (void)setDelegate:(id)newDelegate\n{\n\t[[self cancelledLock] lock];\n\tdelegate = newDelegate;\n\t[[self cancelledLock] unlock];\n}\n\n- (id)queue\n{\n\t[[self cancelledLock] lock];\n\tid q = queue;\n\t[[self cancelledLock] unlock];\n\treturn q;\n}\n\n\n- (void)setQueue:(id)newQueue\n{\n\t[[self cancelledLock] lock];\n\tif (newQueue != queue) {\n\t\t[queue release];\n\t\tqueue = [newQueue retain];\n\t}\n\t[[self cancelledLock] unlock];\n}\n\n#pragma mark get information about this request\n\n// cancel the request - this must be run on the same thread as the request is running on\n- (void)cancelOnRequestThread\n{\n\t#if DEBUG_REQUEST_STATUS\n\tASI_DEBUG_LOG(@\"[STATUS] Request cancelled: %@\",self);\n\t#endif\n \n\t[[self cancelledLock] lock];\n\n if ([self isCancelled] || [self complete]) {\n\t\t[[self cancelledLock] unlock];\n\t\treturn;\n\t}\n\t[self failWithError:ASIRequestCancelledError];\n\t[self setComplete:YES];\n\t[self cancelLoad];\n\t\n\tCFRetain(self);\n [self willChangeValueForKey:@\"isCancelled\"];\n cancelled = YES;\n [self didChangeValueForKey:@\"isCancelled\"];\n \n\t[[self cancelledLock] unlock];\n\tCFRelease(self);\n}\n\n- (void)cancel\n{\n [self performSelector:@selector(cancelOnRequestThread) onThread:[[self class] threadForRequest:self] withObject:nil waitUntilDone:NO]; \n}\n\n- (void)clearDelegatesAndCancel\n{\n\t[[self cancelledLock] lock];\n\n\t// Clear delegates\n\t[self setDelegate:nil];\n\t[self setQueue:nil];\n\t[self setDownloadProgressDelegate:nil];\n\t[self setUploadProgressDelegate:nil];\n\n\t#if NS_BLOCKS_AVAILABLE\n\t// Clear blocks\n\t[self releaseBlocksOnMainThread];\n\t#endif\n\n\t[[self cancelledLock] unlock];\n\t[self cancel];\n}\n\n\n- (BOOL)isCancelled\n{\n BOOL result;\n \n\t[[self cancelledLock] lock];\n result = cancelled;\n [[self cancelledLock] unlock];\n \n return result;\n}\n\n// Call this method to get the received data as an NSString. Don't use for binary data!\n- (NSString *)responseString\n{\n\tNSData *data = [self responseData];\n\tif (!data) {\n\t\treturn nil;\n\t}\n\t\n\treturn [[[NSString alloc] initWithBytes:[data bytes] length:[data length] encoding:[self responseEncoding]] autorelease];\n}\n\n- (BOOL)isResponseCompressed\n{\n\tNSString *encoding = [[self responseHeaders] objectForKey:@\"Content-Encoding\"];\n\treturn encoding && [encoding rangeOfString:@\"gzip\"].location != NSNotFound;\n}\n\n- (NSData *)responseData\n{\t\n\tif ([self isResponseCompressed] && [self shouldWaitToInflateCompressedResponses]) {\n\t\treturn [ASIDataDecompressor uncompressData:[self rawResponseData] error:NULL];\n\t} else {\n\t\treturn [self rawResponseData];\n\t}\n\treturn nil;\n}\n\n#pragma mark running a request\n\n- (void)startSynchronous\n{\n#if DEBUG_REQUEST_STATUS || DEBUG_THROTTLING\n\tASI_DEBUG_LOG(@\"[STATUS] Starting synchronous request %@\",self);\n#endif\n\t[self setSynchronous:YES];\n\t[self setRunLoopMode:ASIHTTPRequestRunLoopMode];\n\t[self setInProgress:YES];\n\n\tif (![self isCancelled] && ![self complete]) {\n\t\t[self main];\n\t\twhile (!complete) {\n\t\t\t[[NSRunLoop currentRunLoop] runMode:[self runLoopMode] beforeDate:[NSDate distantFuture]];\n\t\t}\n\t}\n\n\t[self setInProgress:NO];\n}\n\n- (void)start\n{\n\t[self setInProgress:YES];\n\t[self performSelector:@selector(main) onThread:[[self class] threadForRequest:self] withObject:nil waitUntilDone:NO];\n}\n\n- (void)startAsynchronous\n{\n#if DEBUG_REQUEST_STATUS || DEBUG_THROTTLING\n\tASI_DEBUG_LOG(@\"[STATUS] Starting asynchronous request %@\",self);\n#endif\n\t[sharedQueue addOperation:self];\n}\n\n#pragma mark concurrency\n\n- (BOOL)isConcurrent\n{\n return YES;\n}\n\n- (BOOL)isFinished \n{\n\treturn finished;\n}\n\n- (BOOL)isExecuting {\n\treturn [self inProgress];\n}\n\n#pragma mark request logic\n\n// Create the request\n- (void)main\n{\n\t@try {\n\t\t\n\t\t[[self cancelledLock] lock];\n\t\t\n\t\t#if TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_4_0\n\t\tif ([ASIHTTPRequest isMultitaskingSupported] && [self shouldContinueWhenAppEntersBackground]) {\n\t\t\tbackgroundTask = [[UIApplication sharedApplication] beginBackgroundTaskWithExpirationHandler:^{\n\t\t\t\t// Synchronize the cleanup call on the main thread in case\n\t\t\t\t// the task actually finishes at around the same time.\n\t\t\t\tdispatch_async(dispatch_get_main_queue(), ^{\n\t\t\t\t\tif (backgroundTask != UIBackgroundTaskInvalid)\n\t\t\t\t\t{\n\t\t\t\t\t\t[[UIApplication sharedApplication] endBackgroundTask:backgroundTask];\n\t\t\t\t\t\tbackgroundTask = UIBackgroundTaskInvalid;\n\t\t\t\t\t\t[self cancel];\n\t\t\t\t\t}\n\t\t\t\t});\n\t\t\t}];\n\t\t}\n\t\t#endif\n\n\n\t\t// A HEAD request generated by an ASINetworkQueue may have set the error already. If so, we should not proceed.\n\t\tif ([self error]) {\n\t\t\t[self setComplete:YES];\n\t\t\t[self markAsFinished];\n\t\t\treturn;\t\t\n\t\t}\n\n\t\t[self setComplete:NO];\n\t\t[self setDidUseCachedResponse:NO];\n\t\t\n\t\tif (![self url]) {\n\t\t\t[self failWithError:ASIUnableToCreateRequestError];\n\t\t\treturn;\t\t\n\t\t}\n\t\t\n\t\t// Must call before we create the request so that the request method can be set if needs be\n\t\tif (![self mainRequest]) {\n\t\t\t[self buildPostBody];\n\t\t}\n\t\t\n\t\tif (![[self requestMethod] isEqualToString:@\"GET\"]) {\n\t\t\t[self setDownloadCache:nil];\n\t\t}\n\t\t\n\t\t\n\t\t// If we're redirecting, we'll already have a CFHTTPMessageRef\n\t\tif (request) {\n\t\t\tCFRelease(request);\n\t\t}\n\n\t\t// Create a new HTTP request.\n\t\trequest = CFHTTPMessageCreateRequest(kCFAllocatorDefault, (CFStringRef)[self requestMethod], (CFURLRef)[self url], [self useHTTPVersionOne] ? kCFHTTPVersion1_0 : kCFHTTPVersion1_1);\n\t\tif (!request) {\n\t\t\t[self failWithError:ASIUnableToCreateRequestError];\n\t\t\treturn;\n\t\t}\n\n\t\t//If this is a HEAD request generated by an ASINetworkQueue, we need to let the main request generate its headers first so we can use them\n\t\tif ([self mainRequest]) {\n\t\t\t[[self mainRequest] buildRequestHeaders];\n\t\t}\n\t\t\n\t\t// Even if this is a HEAD request with a mainRequest, we still need to call to give subclasses a chance to add their own to HEAD requests (ASIS3Request does this)\n\t\t[self buildRequestHeaders];\n\t\t\n\t\tif ([self downloadCache]) {\n\n\t\t\t// If this request should use the default policy, set its policy to the download cache's default policy\n\t\t\tif (![self cachePolicy]) {\n\t\t\t\t[self setCachePolicy:[[self downloadCache] defaultCachePolicy]];\n\t\t\t}\n\n\t\t\t// If have have cached data that is valid for this request, use that and stop\n\t\t\tif ([[self downloadCache] canUseCachedDataForRequest:self]) {\n\t\t\t\t[self useDataFromCache];\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// If cached data is stale, or we have been told to ask the server if it has been modified anyway, we need to add headers for a conditional GET\n\t\t\tif ([self cachePolicy] & (ASIAskServerIfModifiedWhenStaleCachePolicy|ASIAskServerIfModifiedCachePolicy)) {\n\n\t\t\t\tNSDictionary *cachedHeaders = [[self downloadCache] cachedResponseHeadersForURL:[self url]];\n\t\t\t\tif (cachedHeaders) {\n\t\t\t\t\tNSString *etag = [cachedHeaders objectForKey:@\"Etag\"];\n\t\t\t\t\tif (etag) {\n\t\t\t\t\t\t[[self requestHeaders] setObject:etag forKey:@\"If-None-Match\"];\n\t\t\t\t\t}\n\t\t\t\t\tNSString *lastModified = [cachedHeaders objectForKey:@\"Last-Modified\"];\n\t\t\t\t\tif (lastModified) {\n\t\t\t\t\t\t[[self requestHeaders] setObject:lastModified forKey:@\"If-Modified-Since\"];\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t[self applyAuthorizationHeader];\n\t\t\n\t\t\n\t\tNSString *header;\n\t\tfor (header in [self requestHeaders]) {\n\t\t\tCFHTTPMessageSetHeaderFieldValue(request, (CFStringRef)header, (CFStringRef)[[self requestHeaders] objectForKey:header]);\n\t\t}\n\n\t\t// If we immediately have access to proxy settings, start the request\n\t\t// Otherwise, we'll start downloading the proxy PAC file, and call startRequest once that process is complete\n\t\tif ([self configureProxies]) {\n\t\t\t[self startRequest];\n\t\t}\n\n\t} @catch (NSException *exception) {\n\t\tNSError *underlyingError = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASIUnhandledExceptionError userInfo:[exception userInfo]];\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIUnhandledExceptionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[exception name],NSLocalizedDescriptionKey,[exception reason],NSLocalizedFailureReasonErrorKey,underlyingError,NSUnderlyingErrorKey,nil]]];\n\n\t} @finally {\n\t\t[[self cancelledLock] unlock];\n\t}\n}\n\n- (void)applyAuthorizationHeader\n{\n\t// Do we want to send credentials before we are asked for them?\n\tif (![self shouldPresentCredentialsBeforeChallenge]) {\n\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will not send credentials to the server until it asks for them\",self);\n\t\t#endif\n\t\treturn;\n\t}\n\n\tNSDictionary *credentials = nil;\n\n\t// Do we already have an auth header?\n\tif (![[self requestHeaders] objectForKey:@\"Authorization\"]) {\n\n\t\t// If we have basic authentication explicitly set and a username and password set on the request, add a basic auth header\n\t\tif ([self username] && [self password] && [[self authenticationScheme] isEqualToString:(NSString *)kCFHTTPAuthenticationSchemeBasic]) {\n\t\t\t[self addBasicAuthenticationHeaderWithUsername:[self username] andPassword:[self password]];\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ has a username and password set, and was manually configured to use BASIC. Will send credentials without waiting for an authentication challenge\",self);\t\n\t\t\t#endif\n\n\t\t} else {\n\n\t\t\t// See if we have any cached credentials we can use in the session store\n\t\t\tif ([self useSessionPersistence]) {\n\t\t\t\tcredentials = [self findSessionAuthenticationCredentials];\n\n\t\t\t\tif (credentials) {\n\n\t\t\t\t\t// When the Authentication key is set, the credentials were stored after an authentication challenge, so we can let CFNetwork apply them\n\t\t\t\t\t// (credentials for Digest and NTLM will always be stored like this)\n\t\t\t\t\tif ([credentials objectForKey:@\"Authentication\"]) {\n\n\t\t\t\t\t\t// If we've already talked to this server and have valid credentials, let's apply them to the request\n\t\t\t\t\t\tif (CFHTTPMessageApplyCredentialDictionary(request, (CFHTTPAuthenticationRef)[credentials objectForKey:@\"Authentication\"], (CFDictionaryRef)[credentials objectForKey:@\"Credentials\"], NULL)) {\n\t\t\t\t\t\t\t[self setAuthenticationScheme:[credentials objectForKey:@\"AuthenticationScheme\"]];\n\t\t\t\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ found cached credentials (%@), will reuse without waiting for an authentication challenge\",self,[credentials objectForKey:@\"AuthenticationScheme\"]);\n\t\t\t\t\t\t\t#endif\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t[[self class] removeAuthenticationCredentialsFromSessionStore:[credentials objectForKey:@\"Credentials\"]];\n\t\t\t\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Failed to apply cached credentials to request %@. These will be removed from the session store, and this request will wait for an authentication challenge\",self);\n\t\t\t\t\t\t\t#endif\n\t\t\t\t\t\t}\n\n\t\t\t\t\t// If the Authentication key is not set, these credentials were stored after a username and password set on a previous request passed basic authentication\n\t\t\t\t\t// When this happens, we'll need to create the Authorization header ourselves\n\t\t\t\t\t} else {\n\t\t\t\t\t\tNSDictionary *usernameAndPassword = [credentials objectForKey:@\"Credentials\"];\n\t\t\t\t\t\t[self addBasicAuthenticationHeaderWithUsername:[usernameAndPassword objectForKey:(NSString *)kCFHTTPAuthenticationUsername] andPassword:[usernameAndPassword objectForKey:(NSString *)kCFHTTPAuthenticationPassword]];\n\t\t\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ found cached BASIC credentials from a previous request. Will send credentials without waiting for an authentication challenge\",self);\n\t\t\t\t\t\t#endif\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\t// Apply proxy authentication credentials\n\tif ([self useSessionPersistence]) {\n\t\tcredentials = [self findSessionProxyAuthenticationCredentials];\n\t\tif (credentials) {\n\t\t\tif (!CFHTTPMessageApplyCredentialDictionary(request, (CFHTTPAuthenticationRef)[credentials objectForKey:@\"Authentication\"], (CFDictionaryRef)[credentials objectForKey:@\"Credentials\"], NULL)) {\n\t\t\t\t[[self class] removeProxyAuthenticationCredentialsFromSessionStore:[credentials objectForKey:@\"Credentials\"]];\n\t\t\t}\n\t\t}\n\t}\n}\n\n- (void)applyCookieHeader\n{\n\t// Add cookies from the persistent (mac os global) store\n\tif ([self useCookiePersistence]) {\n\t\tNSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookiesForURL:[[self url] absoluteURL]];\n\t\tif (cookies) {\n\t\t\t[[self requestCookies] addObjectsFromArray:cookies];\n\t\t}\n\t}\n\t\n\t// Apply request cookies\n\tNSArray *cookies;\n\tif ([self mainRequest]) {\n\t\tcookies = [[self mainRequest] requestCookies];\n\t} else {\n\t\tcookies = [self requestCookies];\n\t}\n\tif ([cookies count] > 0) {\n\t\tNSHTTPCookie *cookie;\n\t\tNSString *cookieHeader = nil;\n\t\tfor (cookie in cookies) {\n\t\t\tif (!cookieHeader) {\n\t\t\t\tcookieHeader = [NSString stringWithFormat: @\"%@=%@\",[cookie name],[cookie value]];\n\t\t\t} else {\n\t\t\t\tcookieHeader = [NSString stringWithFormat: @\"%@; %@=%@\",cookieHeader,[cookie name],[cookie value]];\n\t\t\t}\n\t\t}\n\t\tif (cookieHeader) {\n\t\t\t[self addRequestHeader:@\"Cookie\" value:cookieHeader];\n\t\t}\n\t}\t\n}\n\n- (void)buildRequestHeaders\n{\n\tif ([self haveBuiltRequestHeaders]) {\n\t\treturn;\n\t}\n\t[self setHaveBuiltRequestHeaders:YES];\n\t\n\tif ([self mainRequest]) {\n\t\tfor (NSString *header in [[self mainRequest] requestHeaders]) {\n\t\t\t[self addRequestHeader:header value:[[[self mainRequest] requestHeaders] valueForKey:header]];\n\t\t}\n\t\treturn;\n\t}\n\t\n\t[self applyCookieHeader];\n\t\n\t// Build and set the user agent string if the request does not already have a custom user agent specified\n\tif (![[self requestHeaders] objectForKey:@\"User-Agent\"]) {\n\t\tNSString *userAgentString = [self userAgent];\n\t\tif (!userAgentString) {\n\t\t\tuserAgentString = [ASIHTTPRequest defaultUserAgentString];\n\t\t}\n\t\tif (userAgentString) {\n\t\t\t[self addRequestHeader:@\"User-Agent\" value:userAgentString];\n\t\t}\n\t}\n\t\n\t\n\t// Accept a compressed response\n\tif ([self allowCompressedResponse]) {\n\t\t[self addRequestHeader:@\"Accept-Encoding\" value:@\"gzip\"];\n\t}\n\t\n\t// Configure a compressed request body\n\tif ([self shouldCompressRequestBody]) {\n\t\t[self addRequestHeader:@\"Content-Encoding\" value:@\"gzip\"];\n\t}\n\t\n\t// Should this request resume an existing download?\n\t[self updatePartialDownloadSize];\n\tif ([self partialDownloadSize]) {\n\t\t[self addRequestHeader:@\"Range\" value:[NSString stringWithFormat:@\"bytes=%llu-\",[self partialDownloadSize]]];\n\t}\n}\n\n- (void)updatePartialDownloadSize\n{\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\tif ([self allowResumeForFileDownloads] && [self downloadDestinationPath] && [self temporaryFileDownloadPath] && [fileManager fileExistsAtPath:[self temporaryFileDownloadPath]]) {\n\t\tNSError *err = nil;\n\t\t[self setPartialDownloadSize:[[fileManager attributesOfItemAtPath:[self temporaryFileDownloadPath] error:&err] fileSize]];\n\t\tif (err) {\n\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIFileManagementError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Failed to get attributes for file at path '%@'\",[self temporaryFileDownloadPath]],NSLocalizedDescriptionKey,error,NSUnderlyingErrorKey,nil]]];\n\t\t\treturn;\n\t\t}\n\t}\n}\n\n- (void)startRequest\n{\n\tif ([self isCancelled]) {\n\t\treturn;\n\t}\n\t\n\t[self performSelectorOnMainThread:@selector(requestStarted) withObject:nil waitUntilDone:[NSThread isMainThread]];\n\t\n\t[self setDownloadComplete:NO];\n\t[self setComplete:NO];\n\t[self setTotalBytesRead:0];\n\t[self setLastBytesRead:0];\n\t\n\tif ([self redirectCount] == 0) {\n\t\t[self setOriginalURL:[self url]];\n\t}\n\t\n\t// If we're retrying a request, let's remove any progress we made\n\tif ([self lastBytesSent] > 0) {\n\t\t[self removeUploadProgressSoFar];\n\t}\n\t\n\t[self setLastBytesSent:0];\n\t[self setContentLength:0];\n\t[self setResponseHeaders:nil];\n\tif (![self downloadDestinationPath]) {\n\t\t[self setRawResponseData:[[[NSMutableData alloc] init] autorelease]];\n }\n\t\n\t\n //\n\t// Create the stream for the request\n\t//\n\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\t[self setReadStreamIsScheduled:NO];\n\t\n\t// Do we need to stream the request body from disk\n\tif ([self shouldStreamPostDataFromDisk] && [self postBodyFilePath] && [fileManager fileExistsAtPath:[self postBodyFilePath]]) {\n\t\t\n\t\t// Are we gzipping the request body?\n\t\tif ([self compressedPostBodyFilePath] && [fileManager fileExistsAtPath:[self compressedPostBodyFilePath]]) {\n\t\t\t[self setPostBodyReadStream:[ASIInputStream inputStreamWithFileAtPath:[self compressedPostBodyFilePath] request:self]];\n\t\t} else {\n\t\t\t[self setPostBodyReadStream:[ASIInputStream inputStreamWithFileAtPath:[self postBodyFilePath] request:self]];\n\t\t}\n\t\t[self setReadStream:[NSMakeCollectable(CFReadStreamCreateForStreamedHTTPRequest(kCFAllocatorDefault, request,(CFReadStreamRef)[self postBodyReadStream])) autorelease]]; \n } else {\n\t\t\n\t\t// If we have a request body, we'll stream it from memory using our custom stream, so that we can measure bandwidth use and it can be bandwidth-throttled if necessary\n\t\tif ([self postBody] && [[self postBody] length] > 0) {\n\t\t\tif ([self shouldCompressRequestBody] && [self compressedPostBody]) {\n\t\t\t\t[self setPostBodyReadStream:[ASIInputStream inputStreamWithData:[self compressedPostBody] request:self]];\n\t\t\t} else if ([self postBody]) {\n\t\t\t\t[self setPostBodyReadStream:[ASIInputStream inputStreamWithData:[self postBody] request:self]];\n\t\t\t}\n\t\t\t[self setReadStream:[NSMakeCollectable(CFReadStreamCreateForStreamedHTTPRequest(kCFAllocatorDefault, request,(CFReadStreamRef)[self postBodyReadStream])) autorelease]];\n\t\t\n\t\t} else {\n\t\t\t[self setReadStream:[NSMakeCollectable(CFReadStreamCreateForHTTPRequest(kCFAllocatorDefault, request)) autorelease]];\n\t\t}\n\t}\n\n\tif (![self readStream]) {\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileBuildingRequestType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Unable to create read stream\",NSLocalizedDescriptionKey,nil]]];\n return;\n }\n\n\n \n \n //\n // Handle SSL certificate settings\n //\n\n if([[[[self url] scheme] lowercaseString] isEqualToString:@\"https\"]) { \n \n // Tell CFNetwork not to validate SSL certificates\n if (![self validatesSecureCertificate]) {\n // see: http://iphonedevelopment.blogspot.com/2010/05/nsstream-tcp-and-ssl.html\n \n NSDictionary *sslProperties = [[NSDictionary alloc] initWithObjectsAndKeys:\n [NSNumber numberWithBool:YES], kCFStreamSSLAllowsExpiredCertificates,\n [NSNumber numberWithBool:YES], kCFStreamSSLAllowsAnyRoot,\n [NSNumber numberWithBool:NO], kCFStreamSSLValidatesCertificateChain,\n kCFNull,kCFStreamSSLPeerName,\n nil];\n \n CFReadStreamSetProperty((CFReadStreamRef)[self readStream], \n kCFStreamPropertySSLSettings, \n (CFTypeRef)sslProperties);\n } \n \n // Tell CFNetwork to use a client certificate\n if (clientCertificateIdentity) {\n NSMutableDictionary *sslProperties = [NSMutableDictionary dictionaryWithCapacity:1];\n \n\t\t\tNSMutableArray *certificates = [NSMutableArray arrayWithCapacity:[clientCertificates count]+1];\n\n\t\t\t// The first object in the array is our SecIdentityRef\n\t\t\t[certificates addObject:(id)clientCertificateIdentity];\n\n\t\t\t// If we've added any additional certificates, add them too\n\t\t\tfor (id cert in clientCertificates) {\n\t\t\t\t[certificates addObject:cert];\n\t\t\t}\n \n [sslProperties setObject:certificates forKey:(NSString *)kCFStreamSSLCertificates];\n \n CFReadStreamSetProperty((CFReadStreamRef)[self readStream], kCFStreamPropertySSLSettings, sslProperties);\n }\n \n }\n\n\t//\n\t// Handle proxy settings\n\t//\n\n \tif ([self proxyHost] && [self proxyPort]) {\n\t\tNSString *hostKey;\n\t\tNSString *portKey;\n\n\t\tif (![self proxyType]) {\n\t\t\t[self setProxyType:(NSString *)kCFProxyTypeHTTP];\n\t\t}\n\n\t\tif ([[self proxyType] isEqualToString:(NSString *)kCFProxyTypeSOCKS]) {\n\t\t\thostKey = (NSString *)kCFStreamPropertySOCKSProxyHost;\n\t\t\tportKey = (NSString *)kCFStreamPropertySOCKSProxyPort;\n\t\t} else {\n\t\t\thostKey = (NSString *)kCFStreamPropertyHTTPProxyHost;\n\t\t\tportKey = (NSString *)kCFStreamPropertyHTTPProxyPort;\n\t\t\tif ([[[[self url] scheme] lowercaseString] isEqualToString:@\"https\"]) {\n\t\t\t\thostKey = (NSString *)kCFStreamPropertyHTTPSProxyHost;\n\t\t\t\tportKey = (NSString *)kCFStreamPropertyHTTPSProxyPort;\n\t\t\t}\n\t\t}\n\t\tNSMutableDictionary *proxyToUse = [NSMutableDictionary dictionaryWithObjectsAndKeys:[self proxyHost],hostKey,[NSNumber numberWithInt:[self proxyPort]],portKey,nil];\n\n\t\tif ([[self proxyType] isEqualToString:(NSString *)kCFProxyTypeSOCKS]) {\n\t\t\tCFReadStreamSetProperty((CFReadStreamRef)[self readStream], kCFStreamPropertySOCKSProxy, proxyToUse);\n\t\t} else {\n\t\t\tCFReadStreamSetProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPProxy, proxyToUse);\n\t\t}\n\t}\n\n\n\t//\n\t// Handle persistent connections\n\t//\n\t\n\t[ASIHTTPRequest expirePersistentConnections];\n\n\t[connectionsLock lock];\n\t\n\t\n\tif (![[self url] host] || ![[self url] scheme]) {\n\t\t[self setConnectionInfo:nil];\n\t\t[self setShouldAttemptPersistentConnection:NO];\n\t}\n\t\n\t// Will store the old stream that was using this connection (if there was one) so we can clean it up once we've opened our own stream\n\tNSInputStream *oldStream = nil;\n\t\n\t// Use a persistent connection if possible\n\tif ([self shouldAttemptPersistentConnection]) {\n\t\t\n\n\t\t// If we are redirecting, we will re-use the current connection only if we are connecting to the same server\n\t\tif ([self connectionInfo]) {\n\t\t\t\n\t\t\tif (![[[self connectionInfo] objectForKey:@\"host\"] isEqualToString:[[self url] host]] || ![[[self connectionInfo] objectForKey:@\"scheme\"] isEqualToString:[[self url] scheme]] || [(NSNumber *)[[self connectionInfo] objectForKey:@\"port\"] intValue] != [[[self url] port] intValue]) {\n\t\t\t\t[self setConnectionInfo:nil];\n\n\t\t\t// Check if we should have expired this connection\n\t\t\t} else if ([[[self connectionInfo] objectForKey:@\"expires\"] timeIntervalSinceNow] < 0) {\n\t\t\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\t\t\tASI_DEBUG_LOG(@\"[CONNECTION] Not re-using connection #%i because it has expired\",[[[self connectionInfo] objectForKey:@\"id\"] intValue]);\n\t\t\t\t#endif\n\t\t\t\t[persistentConnectionsPool removeObject:[self connectionInfo]];\n\t\t\t\t[self setConnectionInfo:nil];\n\n\t\t\t} else if ([[self connectionInfo] objectForKey:@\"request\"] != nil) {\n //Some other request reused this connection already - we'll have to create a new one\n\t\t\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n ASI_DEBUG_LOG(@\"%@ - Not re-using connection #%i for request #%i because it is already used by request #%i\",self,[[[self connectionInfo] objectForKey:@\"id\"] intValue],[[self requestID] intValue],[[[self connectionInfo] objectForKey:@\"request\"] intValue]);\n\t\t\t\t#endif\n [self setConnectionInfo:nil];\n }\n\t\t}\n\t\t\n\t\t\n\t\t\n\t\tif (![self connectionInfo] && [[self url] host] && [[self url] scheme]) { // We must have a proper url with a host and scheme, or this will explode\n\t\t\t\n\t\t\t// Look for a connection to the same server in the pool\n\t\t\tfor (NSMutableDictionary *existingConnection in persistentConnectionsPool) {\n\t\t\t\tif (![existingConnection objectForKey:@\"request\"] && [[existingConnection objectForKey:@\"host\"] isEqualToString:[[self url] host]] && [[existingConnection objectForKey:@\"scheme\"] isEqualToString:[[self url] scheme]] && [(NSNumber *)[existingConnection objectForKey:@\"port\"] intValue] == [[[self url] port] intValue]) {\n\t\t\t\t\t[self setConnectionInfo:existingConnection];\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\t\n\t\tif ([[self connectionInfo] objectForKey:@\"stream\"]) {\n\t\t\toldStream = [[[self connectionInfo] objectForKey:@\"stream\"] retain];\n\n\t\t}\n\t\t\n\t\t// No free connection was found in the pool matching the server/scheme/port we're connecting to, we'll need to create a new one\n\t\tif (![self connectionInfo]) {\n\t\t\t[self setConnectionInfo:[NSMutableDictionary dictionary]];\n\t\t\tnextConnectionNumberToCreate++;\n\t\t\t[[self connectionInfo] setObject:[NSNumber numberWithInt:nextConnectionNumberToCreate] forKey:@\"id\"];\n\t\t\t[[self connectionInfo] setObject:[[self url] host] forKey:@\"host\"];\n\t\t\t[[self connectionInfo] setObject:[NSNumber numberWithInt:[[[self url] port] intValue]] forKey:@\"port\"];\n\t\t\t[[self connectionInfo] setObject:[[self url] scheme] forKey:@\"scheme\"];\n\t\t\t[persistentConnectionsPool addObject:[self connectionInfo]];\n\t\t}\n\t\t\n\t\t// If we are retrying this request, it will already have a requestID\n\t\tif (![self requestID]) {\n\t\t\tnextRequestID++;\n\t\t\t[self setRequestID:[NSNumber numberWithUnsignedInt:nextRequestID]];\n\t\t}\n\t\t[[self connectionInfo] setObject:[self requestID] forKey:@\"request\"];\t\t\n\t\t[[self connectionInfo] setObject:[self readStream] forKey:@\"stream\"];\n\t\tCFReadStreamSetProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPAttemptPersistentConnection, kCFBooleanTrue);\n\t\t\n\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\tASI_DEBUG_LOG(@\"[CONNECTION] Request #%@ will use connection #%i\",[self requestID],[[[self connectionInfo] objectForKey:@\"id\"] intValue]);\n\t\t#endif\n\t\t\n\t\t\n\t\t// Tag the stream with an id that tells it which connection to use behind the scenes\n\t\t// See http://lists.apple.com/archives/macnetworkprog/2008/Dec/msg00001.html for details on this approach\n\t\t\n\t\tCFReadStreamSetProperty((CFReadStreamRef)[self readStream], CFSTR(\"ASIStreamID\"), [[self connectionInfo] objectForKey:@\"id\"]);\n\t\n\t} else {\n\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\tASI_DEBUG_LOG(@\"[CONNECTION] Request %@ will not use a persistent connection\",self);\n\t\t#endif\n\t}\n\t\n\t[connectionsLock unlock];\n\n\t// Schedule the stream\n\tif (![self readStreamIsScheduled] && (!throttleWakeUpTime || [throttleWakeUpTime timeIntervalSinceDate:[NSDate date]] < 0)) {\n\t\t[self scheduleReadStream];\n\t}\n\t\n\tBOOL streamSuccessfullyOpened = NO;\n\n\n // Start the HTTP connection\n\tCFStreamClientContext ctxt = {0, self, NULL, NULL, NULL};\n if (CFReadStreamSetClient((CFReadStreamRef)[self readStream], kNetworkEvents, ReadStreamClientCallBack, &ctxt)) {\n\t\tif (CFReadStreamOpen((CFReadStreamRef)[self readStream])) {\n\t\t\tstreamSuccessfullyOpened = YES;\n\t\t}\n\t}\n\t\n\t// Here, we'll close the stream that was previously using this connection, if there was one\n\t// We've kept it open until now (when we've just opened a new stream) so that the new stream can make use of the old connection\n\t// http://lists.apple.com/archives/Macnetworkprog/2006/Mar/msg00119.html\n\tif (oldStream) {\n\t\t[oldStream close];\n\t\t[oldStream release];\n\t\toldStream = nil;\n\t}\n\n\tif (!streamSuccessfullyOpened) {\n\t\t[self setConnectionCanBeReused:NO];\n\t\t[self destroyReadStream];\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileBuildingRequestType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Unable to start HTTP connection\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\t\n\t}\n\t\n\tif (![self mainRequest]) {\n\t\tif ([self shouldResetUploadProgress]) {\n\t\t\tif ([self showAccurateProgress]) {\n\t\t\t\t[self incrementUploadSizeBy:[self postLength]];\n\t\t\t} else {\n\t\t\t\t[self incrementUploadSizeBy:1];\t \n\t\t\t}\n\t\t\t[ASIHTTPRequest updateProgressIndicator:&uploadProgressDelegate withProgress:0 ofTotal:1];\n\t\t}\n\t\tif ([self shouldResetDownloadProgress] && ![self partialDownloadSize]) {\n\t\t\t[ASIHTTPRequest updateProgressIndicator:&downloadProgressDelegate withProgress:0 ofTotal:1];\n\t\t}\n\t}\t\n\t\n\t\n\t// Record when the request started, so we can timeout if nothing happens\n\t[self setLastActivityTime:[NSDate date]];\n\t[self setStatusTimer:[NSTimer timerWithTimeInterval:0.25 target:self selector:@selector(updateStatus:) userInfo:nil repeats:YES]];\n\t[[NSRunLoop currentRunLoop] addTimer:[self statusTimer] forMode:[self runLoopMode]];\n}\n\n- (void)setStatusTimer:(NSTimer *)timer\n{\n\tCFRetain(self);\n\t// We must invalidate the old timer here, not before we've created and scheduled a new timer\n\t// This is because the timer may be the only thing retaining an asynchronous request\n\tif (statusTimer && timer != statusTimer) {\n\t\t[statusTimer invalidate];\n\t\t[statusTimer release];\n\t}\n\tstatusTimer = [timer retain];\n\tCFRelease(self);\n}\n\n// This gets fired every 1/4 of a second to update the progress and work out if we need to timeout\n- (void)updateStatus:(NSTimer*)timer\n{\n\t[self checkRequestStatus];\n\tif (![self inProgress]) {\n\t\t[self setStatusTimer:nil];\n\t}\n}\n\n- (void)performRedirect\n{\n\t[self setURL:[self redirectURL]];\n\t[self setComplete:YES];\n\t[self setNeedsRedirect:NO];\n\t[self setRedirectCount:[self redirectCount]+1];\n\n\tif ([self redirectCount] > RedirectionLimit) {\n\t\t// Some naughty / badly coded website is trying to force us into a redirection loop. This is not cool.\n\t\t[self failWithError:ASITooMuchRedirectionError];\n\t\t[self setComplete:YES];\n\t} else {\n\t\t// Go all the way back to the beginning and build the request again, so that we can apply any new cookies\n\t\t[self main];\n\t}\n}\n\n// Called by delegate to resume loading with a new url after the delegate received request:willRedirectToURL:\n- (void)redirectToURL:(NSURL *)newURL\n{\n\t[self setRedirectURL:newURL];\n\t[self performSelector:@selector(performRedirect) onThread:[[self class] threadForRequest:self] withObject:nil waitUntilDone:NO];\n}\n\n- (BOOL)shouldTimeOut\n{\n\tNSTimeInterval secondsSinceLastActivity = [[NSDate date] timeIntervalSinceDate:lastActivityTime];\n\t// See if we need to timeout\n\tif ([self readStream] && [self readStreamIsScheduled] && [self lastActivityTime] && [self timeOutSeconds] > 0 && secondsSinceLastActivity > [self timeOutSeconds]) {\n\t\t\n\t\t// We have no body, or we've sent more than the upload buffer size,so we can safely time out here\n\t\tif ([self postLength] == 0 || ([self uploadBufferSize] > 0 && [self totalBytesSent] > [self uploadBufferSize])) {\n\t\t\treturn YES;\n\t\t\t\n\t\t// ***Black magic warning***\n\t\t// We have a body, but we've taken longer than timeOutSeconds to upload the first small chunk of data\n\t\t// Since there's no reliable way to track upload progress for the first 32KB (iPhone) or 128KB (Mac) with CFNetwork, we'll be slightly more forgiving on the timeout, as there's a strong chance our connection is just very slow.\n\t\t} else if (secondsSinceLastActivity > [self timeOutSeconds]*1.5) {\n\t\t\treturn YES;\n\t\t}\n\t}\n\treturn NO;\n}\n\n- (void)checkRequestStatus\n{\n\t// We won't let the request cancel while we're updating progress / checking for a timeout\n\t[[self cancelledLock] lock];\n\t// See if our NSOperationQueue told us to cancel\n\tif ([self isCancelled] || [self complete]) {\n\t\t[[self cancelledLock] unlock];\n\t\treturn;\n\t}\n\t\n\t[self performThrottling];\n\t\n\tif ([self shouldTimeOut]) {\t\t\t\n\t\t// Do we need to auto-retry this request?\n\t\tif ([self numberOfTimesToRetryOnTimeout] > [self retryCount]) {\n\n\t\t\t// If we are resuming a download, we may need to update the Range header to take account of data we've just downloaded\n\t\t\t[self updatePartialDownloadSize];\n\t\t\tif ([self partialDownloadSize]) {\n\t\t\t\tCFHTTPMessageSetHeaderFieldValue(request, (CFStringRef)@\"Range\", (CFStringRef)[NSString stringWithFormat:@\"bytes=%llu-\",[self partialDownloadSize]]);\n\t\t\t}\n\t\t\t[self setRetryCount:[self retryCount]+1];\n\t\t\t[self unscheduleReadStream];\n\t\t\t[[self cancelledLock] unlock];\n\t\t\t[self startRequest];\n\t\t\treturn;\n\t\t}\n\t\t[self failWithError:ASIRequestTimedOutError];\n\t\t[self cancelLoad];\n\t\t[self setComplete:YES];\n\t\t[[self cancelledLock] unlock];\n\t\treturn;\n\t}\n\n\t// readStream will be null if we aren't currently running (perhaps we're waiting for a delegate to supply credentials)\n\tif ([self readStream]) {\n\t\t\n\t\t// If we have a post body\n\t\tif ([self postLength]) {\n\t\t\n\t\t\t[self setLastBytesSent:totalBytesSent];\t\n\t\t\t\n\t\t\t// Find out how much data we've uploaded so far\n\t\t\t[self setTotalBytesSent:[[NSMakeCollectable(CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPRequestBytesWrittenCount)) autorelease] unsignedLongLongValue]];\n\t\t\tif (totalBytesSent > lastBytesSent) {\n\t\t\t\t\n\t\t\t\t// We've uploaded more data, reset the timeout\n\t\t\t\t[self setLastActivityTime:[NSDate date]];\n\t\t\t\t[ASIHTTPRequest incrementBandwidthUsedInLastSecond:(unsigned long)(totalBytesSent-lastBytesSent)];\t\t\n\t\t\t\t\t\t\n\t\t\t\t#if DEBUG_REQUEST_STATUS\n\t\t\t\tif ([self totalBytesSent] == [self postLength]) {\n\t\t\t\t\tASI_DEBUG_LOG(@\"[STATUS] Request %@ finished uploading data\",self);\n\t\t\t\t}\n\t\t\t\t#endif\n\t\t\t}\n\t\t}\n\t\t\t\n\t\t[self updateProgressIndicators];\n\n\t}\n\t\n\t[[self cancelledLock] unlock];\n}\n\n\n// Cancel loading and clean up. DO NOT USE THIS TO CANCEL REQUESTS - use [request cancel] instead\n- (void)cancelLoad\n{\n\t// If we're in the middle of downloading a PAC file, let's stop that first\n\tif (PACFileReadStream) {\n\t\t[PACFileReadStream setDelegate:nil];\n\t\t[PACFileReadStream close];\n\t\t[self setPACFileReadStream:nil];\n\t\t[self setPACFileData:nil];\n\t} else if (PACFileRequest) {\n\t\t[PACFileRequest setDelegate:nil];\n\t\t[PACFileRequest cancel];\n\t\t[self setPACFileRequest:nil];\n\t}\n\n [self destroyReadStream];\n\t\n\t[[self postBodyReadStream] close];\n\t[self setPostBodyReadStream:nil];\n\t\n if ([self rawResponseData]) {\n\t\tif (![self complete]) {\n\t\t\t[self setRawResponseData:nil];\n\t\t}\n\t// If we were downloading to a file\n\t} else if ([self temporaryFileDownloadPath]) {\n\t\t[[self fileDownloadOutputStream] close];\n\t\t[self setFileDownloadOutputStream:nil];\n\t\t\n\t\t[[self inflatedFileDownloadOutputStream] close];\n\t\t[self setInflatedFileDownloadOutputStream:nil];\n\t\t\n\t\t// If we haven't said we might want to resume, let's remove the temporary file too\n\t\tif (![self complete]) {\n\t\t\tif (![self allowResumeForFileDownloads]) {\n\t\t\t\t[self removeTemporaryDownloadFile];\n\t\t\t}\n\t\t\t[self removeTemporaryUncompressedDownloadFile];\n\t\t}\n\t}\n\t\n\t// Clean up any temporary file used to store request body for streaming\n\tif (![self authenticationNeeded] && ![self willRetryRequest] && [self didCreateTemporaryPostDataFile]) {\n\t\t[self removeTemporaryUploadFile];\n\t\t[self removeTemporaryCompressedUploadFile];\n\t\t[self setDidCreateTemporaryPostDataFile:NO];\n\t}\n}\n\n#pragma mark HEAD request\n\n// Used by ASINetworkQueue to create a HEAD request appropriate for this request with the same headers (though you can use it yourself)\n- (ASIHTTPRequest *)HEADRequest\n{\n\tASIHTTPRequest *headRequest = [[self class] requestWithURL:[self url]];\n\t\n\t// Copy the properties that make sense for a HEAD request\n\t[headRequest setRequestHeaders:[[[self requestHeaders] mutableCopy] autorelease]];\n\t[headRequest setRequestCookies:[[[self requestCookies] mutableCopy] autorelease]];\n\t[headRequest setUseCookiePersistence:[self useCookiePersistence]];\n\t[headRequest setUseKeychainPersistence:[self useKeychainPersistence]];\n\t[headRequest setUseSessionPersistence:[self useSessionPersistence]];\n\t[headRequest setAllowCompressedResponse:[self allowCompressedResponse]];\n\t[headRequest setUsername:[self username]];\n\t[headRequest setPassword:[self password]];\n\t[headRequest setDomain:[self domain]];\n\t[headRequest setProxyUsername:[self proxyUsername]];\n\t[headRequest setProxyPassword:[self proxyPassword]];\n\t[headRequest setProxyDomain:[self proxyDomain]];\n\t[headRequest setProxyHost:[self proxyHost]];\n\t[headRequest setProxyPort:[self proxyPort]];\n\t[headRequest setProxyType:[self proxyType]];\n\t[headRequest setShouldPresentAuthenticationDialog:[self shouldPresentAuthenticationDialog]];\n\t[headRequest setShouldPresentProxyAuthenticationDialog:[self shouldPresentProxyAuthenticationDialog]];\n\t[headRequest setTimeOutSeconds:[self timeOutSeconds]];\n\t[headRequest setUseHTTPVersionOne:[self useHTTPVersionOne]];\n\t[headRequest setValidatesSecureCertificate:[self validatesSecureCertificate]];\n [headRequest setClientCertificateIdentity:clientCertificateIdentity];\n\t[headRequest setClientCertificates:[[clientCertificates copy] autorelease]];\n\t[headRequest setPACurl:[self PACurl]];\n\t[headRequest setShouldPresentCredentialsBeforeChallenge:[self shouldPresentCredentialsBeforeChallenge]];\n\t[headRequest setNumberOfTimesToRetryOnTimeout:[self numberOfTimesToRetryOnTimeout]];\n\t[headRequest setShouldUseRFC2616RedirectBehaviour:[self shouldUseRFC2616RedirectBehaviour]];\n\t[headRequest setShouldAttemptPersistentConnection:[self shouldAttemptPersistentConnection]];\n\t[headRequest setPersistentConnectionTimeoutSeconds:[self persistentConnectionTimeoutSeconds]];\n\t\n\t[headRequest setMainRequest:self];\n\t[headRequest setRequestMethod:@\"HEAD\"];\n\treturn headRequest;\n}\n\n\n#pragma mark upload/download progress\n\n\n- (void)updateProgressIndicators\n{\n\t//Only update progress if this isn't a HEAD request used to preset the content-length\n\tif (![self mainRequest]) {\n\t\tif ([self showAccurateProgress] || ([self complete] && ![self updatedProgress])) {\n\t\t\t[self updateUploadProgress];\n\t\t\t[self updateDownloadProgress];\n\t\t}\n\t}\n}\n\n- (id)uploadProgressDelegate\n{\n\t[[self cancelledLock] lock];\n\tid d = [[uploadProgressDelegate retain] autorelease];\n\t[[self cancelledLock] unlock];\n\treturn d;\n}\n\n- (void)setUploadProgressDelegate:(id)newDelegate\n{\n\t[[self cancelledLock] lock];\n\tuploadProgressDelegate = newDelegate;\n\n\t#if !TARGET_OS_IPHONE\n\t// If the uploadProgressDelegate is an NSProgressIndicator, we set its MaxValue to 1.0 so we can update it as if it were a UIProgressView\n\tdouble max = 1.0;\n\t[ASIHTTPRequest performSelector:@selector(setMaxValue:) onTarget:&uploadProgressDelegate withObject:nil amount:&max callerToRetain:nil];\n\t#endif\n\t[[self cancelledLock] unlock];\n}\n\n- (id)downloadProgressDelegate\n{\n\t[[self cancelledLock] lock];\n\tid d = [[downloadProgressDelegate retain] autorelease];\n\t[[self cancelledLock] unlock];\n\treturn d;\n}\n\n- (void)setDownloadProgressDelegate:(id)newDelegate\n{\n\t[[self cancelledLock] lock];\n\tdownloadProgressDelegate = newDelegate;\n\n\t#if !TARGET_OS_IPHONE\n\t// If the downloadProgressDelegate is an NSProgressIndicator, we set its MaxValue to 1.0 so we can update it as if it were a UIProgressView\n\tdouble max = 1.0;\n\t[ASIHTTPRequest performSelector:@selector(setMaxValue:) onTarget:&downloadProgressDelegate withObject:nil amount:&max callerToRetain:nil];\t\n\t#endif\n\t[[self cancelledLock] unlock];\n}\n\n\n- (void)updateDownloadProgress\n{\n\t// We won't update download progress until we've examined the headers, since we might need to authenticate\n\tif (![self responseHeaders] || [self needsRedirect] || !([self contentLength] || [self complete])) {\n\t\treturn;\n\t}\n\t\t\n\tunsigned long long bytesReadSoFar = [self totalBytesRead]+[self partialDownloadSize];\n\tunsigned long long value = 0;\n\t\n\tif ([self showAccurateProgress] && [self contentLength]) {\n\t\tvalue = bytesReadSoFar-[self lastBytesRead];\n\t\tif (value == 0) {\n\t\t\treturn;\n\t\t}\n\t} else {\n\t\tvalue = 1;\n\t\t[self setUpdatedProgress:YES];\n\t}\n\tif (!value) {\n\t\treturn;\n\t}\n\n\t[ASIHTTPRequest performSelector:@selector(request:didReceiveBytes:) onTarget:&queue withObject:self amount:&value callerToRetain:self];\n\t[ASIHTTPRequest performSelector:@selector(request:didReceiveBytes:) onTarget:&downloadProgressDelegate withObject:self amount:&value callerToRetain:self];\n\n\t[ASIHTTPRequest updateProgressIndicator:&downloadProgressDelegate withProgress:[self totalBytesRead]+[self partialDownloadSize] ofTotal:[self contentLength]+[self partialDownloadSize]];\n\n\t#if NS_BLOCKS_AVAILABLE\n if (bytesReceivedBlock) {\n\t\tunsigned long long totalSize = [self contentLength] + [self partialDownloadSize];\n\t\t[self performBlockOnMainThread:^{ if (bytesReceivedBlock) { bytesReceivedBlock(value, totalSize); }}];\n }\n\t#endif\n\t[self setLastBytesRead:bytesReadSoFar];\n}\n\n- (void)updateUploadProgress\n{\n\tif ([self isCancelled] || [self totalBytesSent] == 0) {\n\t\treturn;\n\t}\n\t\n\t// If this is the first time we've written to the buffer, totalBytesSent will be the size of the buffer (currently seems to be 128KB on both Leopard and iPhone 2.2.1, 32KB on iPhone 3.0)\n\t// If request body is less than the buffer size, totalBytesSent will be the total size of the request body\n\t// We will remove this from any progress display, as kCFStreamPropertyHTTPRequestBytesWrittenCount does not tell us how much data has actually be written\n\tif ([self uploadBufferSize] == 0 && [self totalBytesSent] != [self postLength]) {\n\t\t[self setUploadBufferSize:[self totalBytesSent]];\n\t\t[self incrementUploadSizeBy:-[self uploadBufferSize]];\n\t}\n\t\n\tunsigned long long value = 0;\n\t\n\tif ([self showAccurateProgress]) {\n\t\tif ([self totalBytesSent] == [self postLength] || [self lastBytesSent] > 0) {\n\t\t\tvalue = [self totalBytesSent]-[self lastBytesSent];\n\t\t} else {\n\t\t\treturn;\n\t\t}\n\t} else {\n\t\tvalue = 1;\n\t\t[self setUpdatedProgress:YES];\n\t}\n\t\n\tif (!value) {\n\t\treturn;\n\t}\n\t\n\t[ASIHTTPRequest performSelector:@selector(request:didSendBytes:) onTarget:&queue withObject:self amount:&value callerToRetain:self];\n\t[ASIHTTPRequest performSelector:@selector(request:didSendBytes:) onTarget:&uploadProgressDelegate withObject:self amount:&value callerToRetain:self];\n\t[ASIHTTPRequest updateProgressIndicator:&uploadProgressDelegate withProgress:[self totalBytesSent]-[self uploadBufferSize] ofTotal:[self postLength]-[self uploadBufferSize]];\n\n\t#if NS_BLOCKS_AVAILABLE\n if(bytesSentBlock){\n\t\tunsigned long long totalSize = [self postLength];\n\t\t[self performBlockOnMainThread:^{ if (bytesSentBlock) { bytesSentBlock(value, totalSize); }}];\n\t}\n\t#endif\n}\n\n\n- (void)incrementDownloadSizeBy:(long long)length\n{\n\t[ASIHTTPRequest performSelector:@selector(request:incrementDownloadSizeBy:) onTarget:&queue withObject:self amount:&length callerToRetain:self];\n\t[ASIHTTPRequest performSelector:@selector(request:incrementDownloadSizeBy:) onTarget:&downloadProgressDelegate withObject:self amount:&length callerToRetain:self];\n\n\t#if NS_BLOCKS_AVAILABLE\n if(downloadSizeIncrementedBlock){\n\t\t[self performBlockOnMainThread:^{ if (downloadSizeIncrementedBlock) { downloadSizeIncrementedBlock(length); }}];\n }\n\t#endif\n}\n\n- (void)incrementUploadSizeBy:(long long)length\n{\n\t[ASIHTTPRequest performSelector:@selector(request:incrementUploadSizeBy:) onTarget:&queue withObject:self amount:&length callerToRetain:self];\n\t[ASIHTTPRequest performSelector:@selector(request:incrementUploadSizeBy:) onTarget:&uploadProgressDelegate withObject:self amount:&length callerToRetain:self];\n\n\t#if NS_BLOCKS_AVAILABLE\n if(uploadSizeIncrementedBlock) {\n\t\t[self performBlockOnMainThread:^{ if (uploadSizeIncrementedBlock) { uploadSizeIncrementedBlock(length); }}];\n }\n\t#endif\n}\n\n\n-(void)removeUploadProgressSoFar\n{\n\tlong long progressToRemove = -[self totalBytesSent];\n\t[ASIHTTPRequest performSelector:@selector(request:didSendBytes:) onTarget:&queue withObject:self amount:&progressToRemove callerToRetain:self];\n\t[ASIHTTPRequest performSelector:@selector(request:didSendBytes:) onTarget:&uploadProgressDelegate withObject:self amount:&progressToRemove callerToRetain:self];\n\t[ASIHTTPRequest updateProgressIndicator:&uploadProgressDelegate withProgress:0 ofTotal:[self postLength]];\n\n\t#if NS_BLOCKS_AVAILABLE\n if(bytesSentBlock){\n\t\tunsigned long long totalSize = [self postLength];\n\t\t[self performBlockOnMainThread:^{ if (bytesSentBlock) { bytesSentBlock(progressToRemove, totalSize); }}];\n\t}\n\t#endif\n}\n\n#if NS_BLOCKS_AVAILABLE\n- (void)performBlockOnMainThread:(ASIBasicBlock)block\n{\n\t[self performSelectorOnMainThread:@selector(callBlock:) withObject:[[block copy] autorelease] waitUntilDone:[NSThread isMainThread]];\n}\n\n- (void)callBlock:(ASIBasicBlock)block\n{\n\tblock();\n}\n#endif\n\n\n+ (void)performSelector:(SEL)selector onTarget:(id *)target withObject:(id)object amount:(void *)amount callerToRetain:(id)callerToRetain\n{\n\tif ([*target respondsToSelector:selector]) {\n\t\tNSMethodSignature *signature = nil;\n\t\tsignature = [*target methodSignatureForSelector:selector];\n\t\tNSInvocation *invocation = [NSInvocation invocationWithMethodSignature:signature];\n\n\t\t[invocation setSelector:selector];\n\t\t\n\t\tint argumentNumber = 2;\n\t\t\n\t\t// If we got an object parameter, we pass a pointer to the object pointer\n\t\tif (object) {\n\t\t\t[invocation setArgument:&object atIndex:argumentNumber];\n\t\t\targumentNumber++;\n\t\t}\n\t\t\n\t\t// For the amount we'll just pass the pointer directly so NSInvocation will call the method using the number itself rather than a pointer to it\n\t\tif (amount) {\n\t\t\t[invocation setArgument:amount atIndex:argumentNumber];\n\t\t}\n\n SEL callback = @selector(performInvocation:onTarget:releasingObject:);\n NSMethodSignature *cbSignature = [ASIHTTPRequest methodSignatureForSelector:callback];\n NSInvocation *cbInvocation = [NSInvocation invocationWithMethodSignature:cbSignature];\n [cbInvocation setSelector:callback];\n [cbInvocation setTarget:self];\n [cbInvocation setArgument:&invocation atIndex:2];\n [cbInvocation setArgument:&target atIndex:3];\n\t\tif (callerToRetain) {\n\t\t\t[cbInvocation setArgument:&callerToRetain atIndex:4];\n\t\t}\n\n\t\tCFRetain(invocation);\n\n\t\t// Used to pass in a request that we must retain until after the call\n\t\t// We're using CFRetain rather than [callerToRetain retain] so things to avoid earthquakes when using garbage collection\n\t\tif (callerToRetain) {\n\t\t\tCFRetain(callerToRetain);\n\t\t}\n [cbInvocation performSelectorOnMainThread:@selector(invoke) withObject:nil waitUntilDone:[NSThread isMainThread]];\n }\n}\n\n+ (void)performInvocation:(NSInvocation *)invocation onTarget:(id *)target releasingObject:(id)objectToRelease\n{\n if (*target && [*target respondsToSelector:[invocation selector]]) {\n [invocation invokeWithTarget:*target];\n }\n\tCFRelease(invocation);\n\tif (objectToRelease) {\n\t\tCFRelease(objectToRelease);\n\t}\n}\n\t\n\t\n+ (void)updateProgressIndicator:(id *)indicator withProgress:(unsigned long long)progress ofTotal:(unsigned long long)total\n{\n\t#if TARGET_OS_IPHONE\n\t\t// Cocoa Touch: UIProgressView\n\t\tSEL selector = @selector(setProgress:);\n\t\tfloat progressAmount = (float)((progress*1.0)/(total*1.0));\n\t\t\n\t#else\n\t\t// Cocoa: NSProgressIndicator\n\t\tdouble progressAmount = progressAmount = (progress*1.0)/(total*1.0);\n\t\tSEL selector = @selector(setDoubleValue:);\n\t#endif\n\t\n\tif (![*indicator respondsToSelector:selector]) {\n\t\treturn;\n\t}\n\t\n\t[progressLock lock];\n\t[ASIHTTPRequest performSelector:selector onTarget:indicator withObject:nil amount:&progressAmount callerToRetain:nil];\n\t[progressLock unlock];\n}\n\n\n#pragma mark talking to delegates / calling blocks\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)requestStarted\n{\n\tif ([self error] || [self mainRequest]) {\n\t\treturn;\n\t}\n\tif (delegate && [delegate respondsToSelector:didStartSelector]) {\n\t\t[delegate performSelector:didStartSelector withObject:self];\n\t}\n\t#if NS_BLOCKS_AVAILABLE\n\tif(startedBlock){\n\t\tstartedBlock();\n\t}\n\t#endif\n\tif (queue && [queue respondsToSelector:@selector(requestStarted:)]) {\n\t\t[queue performSelector:@selector(requestStarted:) withObject:self];\n\t}\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)requestRedirected\n{\n\tif ([self error] || [self mainRequest]) {\n\t\treturn;\n\t}\n\n\tif([[self delegate] respondsToSelector:@selector(requestRedirected:)]){\n\t\t[[self delegate] performSelector:@selector(requestRedirected:) withObject:self];\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n\tif(requestRedirectedBlock){\n\t\trequestRedirectedBlock();\n\t}\n\t#endif\n}\n\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)requestReceivedResponseHeaders:(NSMutableDictionary *)newResponseHeaders\n{\n\tif ([self error] || [self mainRequest]) {\n\t\treturn;\n\t}\n\n\tif (delegate && [delegate respondsToSelector:didReceiveResponseHeadersSelector]) {\n\t\t[delegate performSelector:didReceiveResponseHeadersSelector withObject:self withObject:newResponseHeaders];\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n\tif(headersReceivedBlock){\n\t\theadersReceivedBlock(newResponseHeaders);\n }\n\t#endif\n\n\tif (queue && [queue respondsToSelector:@selector(request:didReceiveResponseHeaders:)]) {\n\t\t[queue performSelector:@selector(request:didReceiveResponseHeaders:) withObject:self withObject:newResponseHeaders];\n\t}\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)requestWillRedirectToURL:(NSURL *)newURL\n{\n\tif ([self error] || [self mainRequest]) {\n\t\treturn;\n\t}\n\tif (delegate && [delegate respondsToSelector:willRedirectSelector]) {\n\t\t[delegate performSelector:willRedirectSelector withObject:self withObject:newURL];\n\t}\n\tif (queue && [queue respondsToSelector:@selector(request:willRedirectToURL:)]) {\n\t\t[queue performSelector:@selector(request:willRedirectToURL:) withObject:self withObject:newURL];\n\t}\n}\n\n// Subclasses might override this method to process the result in the same thread\n// If you do this, don't forget to call [super requestFinished] to let the queue / delegate know we're done\n- (void)requestFinished\n{\n#if DEBUG_REQUEST_STATUS || DEBUG_THROTTLING\n\tASI_DEBUG_LOG(@\"[STATUS] Request finished: %@\",self);\n#endif\n\tif ([self error] || [self mainRequest]) {\n\t\treturn;\n\t}\n\tif ([self isPACFileRequest]) {\n\t\t[self reportFinished];\n\t} else {\n\t\t[self performSelectorOnMainThread:@selector(reportFinished) withObject:nil waitUntilDone:[NSThread isMainThread]];\n\t}\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)reportFinished\n{\n\tif (delegate && [delegate respondsToSelector:didFinishSelector]) {\n\t\t[delegate performSelector:didFinishSelector withObject:self];\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n\tif(completionBlock){\n\t\tcompletionBlock();\n\t}\n\t#endif\n\n\tif (queue && [queue respondsToSelector:@selector(requestFinished:)]) {\n\t\t[queue performSelector:@selector(requestFinished:) withObject:self];\n\t}\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)reportFailure\n{\n\tif (delegate && [delegate respondsToSelector:didFailSelector]) {\n\t\t[delegate performSelector:didFailSelector withObject:self];\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n if(failureBlock){\n failureBlock();\n }\n\t#endif\n\n\tif (queue && [queue respondsToSelector:@selector(requestFailed:)]) {\n\t\t[queue performSelector:@selector(requestFailed:) withObject:self];\n\t}\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)passOnReceivedData:(NSData *)data\n{\n\tif (delegate && [delegate respondsToSelector:didReceiveDataSelector]) {\n\t\t[delegate performSelector:didReceiveDataSelector withObject:self withObject:data];\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n\tif (dataReceivedBlock) {\n\t\tdataReceivedBlock(data);\n\t}\n\t#endif\n}\n\n// Subclasses might override this method to perform error handling in the same thread\n// If you do this, don't forget to call [super failWithError:] to let the queue / delegate know we're done\n- (void)failWithError:(NSError *)theError\n{\n#if DEBUG_REQUEST_STATUS || DEBUG_THROTTLING\n\tASI_DEBUG_LOG(@\"[STATUS] Request %@: %@\",self,(theError == ASIRequestCancelledError ? @\"Cancelled\" : @\"Failed\"));\n#endif\n\t[self setComplete:YES];\n\t\n\t// Invalidate the current connection so subsequent requests don't attempt to reuse it\n\tif (theError && [theError code] != ASIAuthenticationErrorType && [theError code] != ASITooMuchRedirectionErrorType) {\n\t\t[connectionsLock lock];\n\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\tASI_DEBUG_LOG(@\"[CONNECTION] Request #%@ failed and will invalidate connection #%@\",[self requestID],[[self connectionInfo] objectForKey:@\"id\"]);\n\t\t#endif\n\t\t[[self connectionInfo] removeObjectForKey:@\"request\"];\n\t\t[persistentConnectionsPool removeObject:[self connectionInfo]];\n\t\t[connectionsLock unlock];\n\t\t[self destroyReadStream];\n\t}\n\tif ([self connectionCanBeReused]) {\n\t\t[[self connectionInfo] setObject:[NSDate dateWithTimeIntervalSinceNow:[self persistentConnectionTimeoutSeconds]] forKey:@\"expires\"];\n\t}\n\t\n if ([self isCancelled] || [self error]) {\n\t\treturn;\n\t}\n\t\n\t// If we have cached data, use it and ignore the error when using ASIFallbackToCacheIfLoadFailsCachePolicy\n\tif ([self downloadCache] && ([self cachePolicy] & ASIFallbackToCacheIfLoadFailsCachePolicy)) {\n\t\tif ([[self downloadCache] canUseCachedDataForRequest:self]) {\n\t\t\t[self useDataFromCache];\n\t\t\treturn;\n\t\t}\n\t}\n\t\n\t\n\t[self setError:theError];\n\t\n\tASIHTTPRequest *failedRequest = self;\n\t\n\t// If this is a HEAD request created by an ASINetworkQueue or compatible queue delegate, make the main request fail\n\tif ([self mainRequest]) {\n\t\tfailedRequest = [self mainRequest];\n\t\t[failedRequest setError:theError];\n\t}\n\n\tif ([self isPACFileRequest]) {\n\t\t[failedRequest reportFailure];\n\t} else {\n\t\t[failedRequest performSelectorOnMainThread:@selector(reportFailure) withObject:nil waitUntilDone:[NSThread isMainThread]];\n\t}\n\t\n if (!inProgress)\n {\n // if we're not in progress, we can't notify the queue we've finished (doing so can cause a crash later on)\n // \"markAsFinished\" will be at the start of main() when we are started\n return;\n }\n\t[self markAsFinished];\n}\n\n#pragma mark parsing HTTP response headers\n\n- (void)readResponseHeaders\n{\n\t[self setAuthenticationNeeded:ASINoAuthenticationNeededYet];\n\n\tCFHTTPMessageRef message = (CFHTTPMessageRef)CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPResponseHeader);\n\tif (!message) {\n\t\treturn;\n\t}\n\t\n\t// Make sure we've received all the headers\n\tif (!CFHTTPMessageIsHeaderComplete(message)) {\n\t\tCFRelease(message);\n\t\treturn;\n\t}\n\n\t#if DEBUG_REQUEST_STATUS\n\tif ([self totalBytesSent] == [self postLength]) {\n\t\tASI_DEBUG_LOG(@\"[STATUS] Request %@ received response headers\",self);\n\t}\n\t#endif\t\t\n\n\t[self setResponseHeaders:[NSMakeCollectable(CFHTTPMessageCopyAllHeaderFields(message)) autorelease]];\n\t[self setResponseStatusCode:(int)CFHTTPMessageGetResponseStatusCode(message)];\n\t[self setResponseStatusMessage:[NSMakeCollectable(CFHTTPMessageCopyResponseStatusLine(message)) autorelease]];\n\n\tif ([self downloadCache] && ([[self downloadCache] canUseCachedDataForRequest:self])) {\n\n\t\t// Update the expiry date\n\t\t[[self downloadCache] updateExpiryForRequest:self maxAge:[self secondsToCache]];\n\n\t\t// Read the response from the cache\n\t\t[self useDataFromCache];\n\n\t\tCFRelease(message);\n\t\treturn;\n\t}\n\n\t// Is the server response a challenge for credentials?\n\tif ([self responseStatusCode] == 401) {\n\t\t[self setAuthenticationNeeded:ASIHTTPAuthenticationNeeded];\n\t} else if ([self responseStatusCode] == 407) {\n\t\t[self setAuthenticationNeeded:ASIProxyAuthenticationNeeded];\n\t} else {\n\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tif ([self authenticationScheme]) {\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ has passed %@ authentication\",self,[self authenticationScheme]);\n\t\t}\n\t\t#endif\n\t}\n\t\t\n\t// Authentication succeeded, or no authentication was required\n\tif (![self authenticationNeeded]) {\n\n\t\t// Did we get here without an authentication challenge? (which can happen when shouldPresentCredentialsBeforeChallenge is YES and basic auth was successful)\n\t\tif (!requestAuthentication && [[self authenticationScheme] isEqualToString:(NSString *)kCFHTTPAuthenticationSchemeBasic] && [self username] && [self password] && [self useSessionPersistence]) {\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ passed BASIC authentication, and will save credentials in the session store for future use\",self);\n\t\t\t#endif\n\t\t\t\n\t\t\tNSMutableDictionary *newCredentials = [NSMutableDictionary dictionaryWithCapacity:2];\n\t\t\t[newCredentials setObject:[self username] forKey:(NSString *)kCFHTTPAuthenticationUsername];\n\t\t\t[newCredentials setObject:[self password] forKey:(NSString *)kCFHTTPAuthenticationPassword];\n\t\t\t\n\t\t\t// Store the credentials in the session \n\t\t\tNSMutableDictionary *sessionCredentials = [NSMutableDictionary dictionary];\n\t\t\t[sessionCredentials setObject:newCredentials forKey:@\"Credentials\"];\n\t\t\t[sessionCredentials setObject:[self url] forKey:@\"URL\"];\n\t\t\t[sessionCredentials setObject:(NSString *)kCFHTTPAuthenticationSchemeBasic forKey:@\"AuthenticationScheme\"];\n\t\t\t[[self class] storeAuthenticationCredentialsInSessionStore:sessionCredentials];\n\t\t}\n\t}\n\n\t// Read response textEncoding\n\t[self parseStringEncodingFromHeaders];\n\n\t// Handle cookies\n\tNSArray *newCookies = [NSHTTPCookie cookiesWithResponseHeaderFields:[self responseHeaders] forURL:[self url]];\n\t[self setResponseCookies:newCookies];\n\t\n\tif ([self useCookiePersistence]) {\n\t\t\n\t\t// Store cookies in global persistent store\n\t\t[[NSHTTPCookieStorage sharedHTTPCookieStorage] setCookies:newCookies forURL:[self url] mainDocumentURL:nil];\n\t\t\n\t\t// We also keep any cookies in the sessionCookies array, so that we have a reference to them if we need to remove them later\n\t\tNSHTTPCookie *cookie;\n\t\tfor (cookie in newCookies) {\n\t\t\t[ASIHTTPRequest addSessionCookie:cookie];\n\t\t}\n\t}\n\t\n\t// Do we need to redirect?\n\tif (![self willRedirect]) {\n\t\t// See if we got a Content-length header\n\t\tNSString *cLength = [responseHeaders valueForKey:@\"Content-Length\"];\n\t\tASIHTTPRequest *theRequest = self;\n\t\tif ([self mainRequest]) {\n\t\t\ttheRequest = [self mainRequest];\n\t\t}\n\n\t\tif (cLength) {\n\t\t\tunsigned long long length = strtoull([cLength UTF8String], NULL, 0);\n\n\t\t\t// Workaround for Apache HEAD requests for dynamically generated content returning the wrong Content-Length when using gzip\n\t\t\tif ([self mainRequest] && [self allowCompressedResponse] && length == 20 && [self showAccurateProgress] && [self shouldResetDownloadProgress]) {\n\t\t\t\t[[self mainRequest] setShowAccurateProgress:NO];\n\t\t\t\t[[self mainRequest] incrementDownloadSizeBy:1];\n\n\t\t\t} else {\n\t\t\t\t[theRequest setContentLength:length];\n\t\t\t\tif ([self showAccurateProgress] && [self shouldResetDownloadProgress]) {\n\t\t\t\t\t[theRequest incrementDownloadSizeBy:[theRequest contentLength]+[theRequest partialDownloadSize]];\n\t\t\t\t}\n\t\t\t}\n\n\t\t} else if ([self showAccurateProgress] && [self shouldResetDownloadProgress]) {\n\t\t\t[theRequest setShowAccurateProgress:NO];\n\t\t\t[theRequest incrementDownloadSizeBy:1];\n\t\t}\n\t}\n\n\t// Handle connection persistence\n\tif ([self shouldAttemptPersistentConnection]) {\n\t\t\n\t\tNSString *connectionHeader = [[[self responseHeaders] objectForKey:@\"Connection\"] lowercaseString];\n\n\t\tNSString *httpVersion = [NSMakeCollectable(CFHTTPMessageCopyVersion(message)) autorelease];\n\t\t\n\t\t// Don't re-use the connection if the server is HTTP 1.0 and didn't send Connection: Keep-Alive\n\t\tif (![httpVersion isEqualToString:(NSString *)kCFHTTPVersion1_0] || [connectionHeader isEqualToString:@\"keep-alive\"]) {\n\n\t\t\t// See if server explicitly told us to close the connection\n\t\t\tif (![connectionHeader isEqualToString:@\"close\"]) {\n\t\t\t\t\n\t\t\t\tNSString *keepAliveHeader = [[self responseHeaders] objectForKey:@\"Keep-Alive\"];\n\t\t\t\t\n\t\t\t\t// If we got a keep alive header, we'll reuse the connection for as long as the server tells us\n\t\t\t\tif (keepAliveHeader) { \n\t\t\t\t\tint timeout = 0;\n\t\t\t\t\tint max = 0;\n\t\t\t\t\tNSScanner *scanner = [NSScanner scannerWithString:keepAliveHeader];\n\t\t\t\t\t[scanner scanString:@\"timeout=\" intoString:NULL];\n\t\t\t\t\t[scanner scanInt:&timeout];\n\t\t\t\t\t[scanner scanUpToString:@\"max=\" intoString:NULL];\n\t\t\t\t\t[scanner scanString:@\"max=\" intoString:NULL];\n\t\t\t\t\t[scanner scanInt:&max];\n\t\t\t\t\tif (max > 5) {\n\t\t\t\t\t\t[self setConnectionCanBeReused:YES];\n\t\t\t\t\t\t[self setPersistentConnectionTimeoutSeconds:timeout];\n\t\t\t\t\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\t\t\t\t\t\tASI_DEBUG_LOG(@\"[CONNECTION] Got a keep-alive header, will keep this connection open for %f seconds\", [self persistentConnectionTimeoutSeconds]);\n\t\t\t\t\t\t#endif\t\t\t\t\t\n\t\t\t\t\t}\n\t\t\t\t\n\t\t\t\t// Otherwise, we'll assume we can keep this connection open\n\t\t\t\t} else {\n\t\t\t\t\t[self setConnectionCanBeReused:YES];\n\t\t\t\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\t\t\t\t\tASI_DEBUG_LOG(@\"[CONNECTION] Got no keep-alive header, will keep this connection open for %f seconds\", [self persistentConnectionTimeoutSeconds]);\n\t\t\t\t\t#endif\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\n\tCFRelease(message);\n\t[self performSelectorOnMainThread:@selector(requestReceivedResponseHeaders:) withObject:[[[self responseHeaders] copy] autorelease] waitUntilDone:[NSThread isMainThread]];\n}\n\n- (BOOL)willRedirect\n{\n\t// Do we need to redirect?\n\tif (![self shouldRedirect] || ![responseHeaders valueForKey:@\"Location\"]) {\n\t\treturn NO;\n\t}\n\n\t// Note that ASIHTTPRequest does not currently support 305 Use Proxy\n\tint responseCode = [self responseStatusCode];\n\tif (responseCode != 301 && responseCode != 302 && responseCode != 303 && responseCode != 307) {\n\t\treturn NO;\n\t}\n\n\t[self performSelectorOnMainThread:@selector(requestRedirected) withObject:nil waitUntilDone:[NSThread isMainThread]];\n\n\t// By default, we redirect 301 and 302 response codes as GET requests\n\t// According to RFC 2616 this is wrong, but this is what most browsers do, so it's probably what you're expecting to happen\n\t// See also:\n\t// http://allseeing-i.lighthouseapp.com/projects/27881/tickets/27-302-redirection-issue\n\n\tif (responseCode != 307 && (![self shouldUseRFC2616RedirectBehaviour] || responseCode == 303)) {\n\t\t[self setRequestMethod:@\"GET\"];\n\t\t[self setPostBody:nil];\n\t\t[self setPostLength:0];\n\n\t\t// Perhaps there are other headers we should be preserving, but it's hard to know what we need to keep and what to throw away.\n\t\tNSString *userAgentHeader = [[self requestHeaders] objectForKey:@\"User-Agent\"];\n\t\tNSString *acceptHeader = [[self requestHeaders] objectForKey:@\"Accept\"];\n\t\t[self setRequestHeaders:nil];\n\t\tif (userAgentHeader) {\n\t\t\t[self addRequestHeader:@\"User-Agent\" value:userAgentHeader];\n\t\t}\n\t\tif (acceptHeader) {\n\t\t\t[self addRequestHeader:@\"Accept\" value:acceptHeader];\n\t\t}\n\t\t[self setHaveBuiltRequestHeaders:NO];\n\n\t} else {\n\t\t// Force rebuild the cookie header incase we got some new cookies from this request\n\t\t// All other request headers will remain as they are for 301 / 302 redirects\n\t\t[self applyCookieHeader];\n\t}\n\n\t// Force the redirected request to rebuild the request headers (if not a 303, it will re-use old ones, and add any new ones)\n\t[self setRedirectURL:[[NSURL URLWithString:[responseHeaders valueForKey:@\"Location\"] relativeToURL:[self url]] absoluteURL]];\n\t[self setNeedsRedirect:YES];\n\n\t// Clear the request cookies\n\t// This means manually added cookies will not be added to the redirect request - only those stored in the global persistent store\n\t// But, this is probably the safest option - we might be redirecting to a different domain\n\t[self setRequestCookies:[NSMutableArray array]];\n\n\t#if DEBUG_REQUEST_STATUS\n\tASI_DEBUG_LOG(@\"[STATUS] Request will redirect (code: %i): %@\",responseCode,self);\n\t#endif\n\n\treturn YES;\n}\n\n- (void)parseStringEncodingFromHeaders\n{\n\t// Handle response text encoding\n\tNSStringEncoding charset = 0;\n\tNSString *mimeType = nil;\n\t[[self class] parseMimeType:&mimeType andResponseEncoding:&charset fromContentType:[[self responseHeaders] valueForKey:@\"Content-Type\"]];\n\tif (charset != 0) {\n\t\t[self setResponseEncoding:charset];\n\t} else {\n\t\t[self setResponseEncoding:[self defaultResponseEncoding]];\n\t}\n}\n\n#pragma mark http authentication\n\n- (void)saveProxyCredentialsToKeychain:(NSDictionary *)newCredentials\n{\n\tNSURLCredential *authenticationCredentials = [NSURLCredential credentialWithUser:[newCredentials objectForKey:(NSString *)kCFHTTPAuthenticationUsername] password:[newCredentials objectForKey:(NSString *)kCFHTTPAuthenticationPassword] persistence:NSURLCredentialPersistencePermanent];\n\tif (authenticationCredentials) {\n\t\t[ASIHTTPRequest saveCredentials:authenticationCredentials forProxy:[self proxyHost] port:[self proxyPort] realm:[self proxyAuthenticationRealm]];\n\t}\t\n}\n\n\n- (void)saveCredentialsToKeychain:(NSDictionary *)newCredentials\n{\n\tNSURLCredential *authenticationCredentials = [NSURLCredential credentialWithUser:[newCredentials objectForKey:(NSString *)kCFHTTPAuthenticationUsername] password:[newCredentials objectForKey:(NSString *)kCFHTTPAuthenticationPassword] persistence:NSURLCredentialPersistencePermanent];\n\t\n\tif (authenticationCredentials) {\n\t\t[ASIHTTPRequest saveCredentials:authenticationCredentials forHost:[[self url] host] port:[[[self url] port] intValue] protocol:[[self url] scheme] realm:[self authenticationRealm]];\n\t}\t\n}\n\n- (BOOL)applyProxyCredentials:(NSDictionary *)newCredentials\n{\n\t[self setProxyAuthenticationRetryCount:[self proxyAuthenticationRetryCount]+1];\n\t\n\tif (newCredentials && proxyAuthentication && request) {\n\n\t\t// Apply whatever credentials we've built up to the old request\n\t\tif (CFHTTPMessageApplyCredentialDictionary(request, proxyAuthentication, (CFMutableDictionaryRef)newCredentials, NULL)) {\n\t\t\t\n\t\t\t//If we have credentials and they're ok, let's save them to the keychain\n\t\t\tif (useKeychainPersistence) {\n\t\t\t\t[self saveProxyCredentialsToKeychain:newCredentials];\n\t\t\t}\n\t\t\tif (useSessionPersistence) {\n\t\t\t\tNSMutableDictionary *sessionProxyCredentials = [NSMutableDictionary dictionary];\n\t\t\t\t[sessionProxyCredentials setObject:(id)proxyAuthentication forKey:@\"Authentication\"];\n\t\t\t\t[sessionProxyCredentials setObject:newCredentials forKey:@\"Credentials\"];\n\t\t\t\t[sessionProxyCredentials setObject:[self proxyHost] forKey:@\"Host\"];\n\t\t\t\t[sessionProxyCredentials setObject:[NSNumber numberWithInt:[self proxyPort]] forKey:@\"Port\"];\n\t\t\t\t[sessionProxyCredentials setObject:[self proxyAuthenticationScheme] forKey:@\"AuthenticationScheme\"];\n\t\t\t\t[[self class] storeProxyAuthenticationCredentialsInSessionStore:sessionProxyCredentials];\n\t\t\t}\n\t\t\t[self setProxyCredentials:newCredentials];\n\t\t\treturn YES;\n\t\t} else {\n\t\t\t[[self class] removeProxyAuthenticationCredentialsFromSessionStore:newCredentials];\n\t\t}\n\t}\n\treturn NO;\n}\n\n- (BOOL)applyCredentials:(NSDictionary *)newCredentials\n{\n\t[self setAuthenticationRetryCount:[self authenticationRetryCount]+1];\n\t\n\tif (newCredentials && requestAuthentication && request) {\n\t\t// Apply whatever credentials we've built up to the old request\n\t\tif (CFHTTPMessageApplyCredentialDictionary(request, requestAuthentication, (CFMutableDictionaryRef)newCredentials, NULL)) {\n\t\t\t\n\t\t\t//If we have credentials and they're ok, let's save them to the keychain\n\t\t\tif (useKeychainPersistence) {\n\t\t\t\t[self saveCredentialsToKeychain:newCredentials];\n\t\t\t}\n\t\t\tif (useSessionPersistence) {\n\t\t\t\t\n\t\t\t\tNSMutableDictionary *sessionCredentials = [NSMutableDictionary dictionary];\n\t\t\t\t[sessionCredentials setObject:(id)requestAuthentication forKey:@\"Authentication\"];\n\t\t\t\t[sessionCredentials setObject:newCredentials forKey:@\"Credentials\"];\n\t\t\t\t[sessionCredentials setObject:[self url] forKey:@\"URL\"];\n\t\t\t\t[sessionCredentials setObject:[self authenticationScheme] forKey:@\"AuthenticationScheme\"];\n\t\t\t\tif ([self authenticationRealm]) {\n\t\t\t\t\t[sessionCredentials setObject:[self authenticationRealm] forKey:@\"AuthenticationRealm\"];\n\t\t\t\t}\n\t\t\t\t[[self class] storeAuthenticationCredentialsInSessionStore:sessionCredentials];\n\n\t\t\t}\n\t\t\t[self setRequestCredentials:newCredentials];\n\t\t\treturn YES;\n\t\t} else {\n\t\t\t[[self class] removeAuthenticationCredentialsFromSessionStore:newCredentials];\n\t\t}\n\t}\n\treturn NO;\n}\n\n- (NSMutableDictionary *)findProxyCredentials\n{\n\tNSMutableDictionary *newCredentials = [[[NSMutableDictionary alloc] init] autorelease];\n\t\n\tNSString *user = nil;\n\tNSString *pass = nil;\n\t\n\tASIHTTPRequest *theRequest = [self mainRequest];\n\t// If this is a HEAD request generated by an ASINetworkQueue, we'll try to use the details from the main request\n\tif ([theRequest proxyUsername] && [theRequest proxyPassword]) {\n\t\tuser = [theRequest proxyUsername];\n\t\tpass = [theRequest proxyPassword];\n\t\t\n\t// Let's try to use the ones set in this object\n\t} else if ([self proxyUsername] && [self proxyPassword]) {\n\t\tuser = [self proxyUsername];\n\t\tpass = [self proxyPassword];\n\t}\n\n\t// When we connect to a website using NTLM via a proxy, we will use the main credentials\n\tif ((!user || !pass) && [self proxyAuthenticationScheme] == (NSString *)kCFHTTPAuthenticationSchemeNTLM) {\n\t\tuser = [self username];\n\t\tpass = [self password];\n\t}\n\n\n\t\n\t// Ok, that didn't work, let's try the keychain\n\t// For authenticating proxies, we'll look in the keychain regardless of the value of useKeychainPersistence\n\tif ((!user || !pass)) {\n\t\tNSURLCredential *authenticationCredentials = [ASIHTTPRequest savedCredentialsForProxy:[self proxyHost] port:[self proxyPort] protocol:[[self url] scheme] realm:[self proxyAuthenticationRealm]];\n\t\tif (authenticationCredentials) {\n\t\t\tuser = [authenticationCredentials user];\n\t\t\tpass = [authenticationCredentials password];\n\t\t}\n\t\t\n\t}\n\n\t// Handle NTLM, which requires a domain to be set too\n\tif (CFHTTPAuthenticationRequiresAccountDomain(proxyAuthentication)) {\n\n\t\tNSString *ntlmDomain = [self proxyDomain];\n\n\t\t// If we have no domain yet\n\t\tif (!ntlmDomain || [ntlmDomain length] == 0) {\n\n\t\t\t// Let's try to extract it from the username\n\t\t\tNSArray* ntlmComponents = [user componentsSeparatedByString:@\"\\\\\"];\n\t\t\tif ([ntlmComponents count] == 2) {\n\t\t\t\tntlmDomain = [ntlmComponents objectAtIndex:0];\n\t\t\t\tuser = [ntlmComponents objectAtIndex:1];\n\n\t\t\t// If we are connecting to a website using NTLM, but we are connecting via a proxy, the string we need may be in the domain property\n\t\t\t} else {\n\t\t\t\tntlmDomain = [self domain];\n\t\t\t}\n\t\t\tif (!ntlmDomain) {\n\t\t\t\tntlmDomain = @\"\";\n\t\t\t}\n\t\t}\n\t\t[newCredentials setObject:ntlmDomain forKey:(NSString *)kCFHTTPAuthenticationAccountDomain];\n\t}\n\n\n\t// If we have a username and password, let's apply them to the request and continue\n\tif (user && pass) {\n\t\t[newCredentials setObject:user forKey:(NSString *)kCFHTTPAuthenticationUsername];\n\t\t[newCredentials setObject:pass forKey:(NSString *)kCFHTTPAuthenticationPassword];\n\t\treturn newCredentials;\n\t}\n\treturn nil;\n}\n\n\n- (NSMutableDictionary *)findCredentials\n{\n\tNSMutableDictionary *newCredentials = [[[NSMutableDictionary alloc] init] autorelease];\n\n\t// First, let's look at the url to see if the username and password were included\n\tNSString *user = [[self url] user];\n\tNSString *pass = [[self url] password];\n\n\tif (user && pass) {\n\n\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will use credentials set on its url\",self);\n\t\t#endif\n\n\t} else {\n\t\t\n\t\t// If this is a HEAD request generated by an ASINetworkQueue, we'll try to use the details from the main request\n\t\tif ([self mainRequest] && [[self mainRequest] username] && [[self mainRequest] password]) {\n\t\t\tuser = [[self mainRequest] username];\n\t\t\tpass = [[self mainRequest] password];\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will use credentials from its parent request\",self);\n\t\t\t#endif\n\n\t\t// Let's try to use the ones set in this object\n\t\t} else if ([self username] && [self password]) {\n\t\t\tuser = [self username];\n\t\t\tpass = [self password];\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will use username and password properties as credentials\",self);\n\t\t\t#endif\n\t\t}\t\t\n\t}\n\t\n\t// Ok, that didn't work, let's try the keychain\n\tif ((!user || !pass) && useKeychainPersistence) {\n\t\tNSURLCredential *authenticationCredentials = [ASIHTTPRequest savedCredentialsForHost:[[self url] host] port:[[[self url] port] intValue] protocol:[[self url] scheme] realm:[self authenticationRealm]];\n\t\tif (authenticationCredentials) {\n\t\t\tuser = [authenticationCredentials user];\n\t\t\tpass = [authenticationCredentials password];\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tif (user && pass) {\n\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will use credentials from the keychain\",self);\n\t\t\t}\n\t\t\t#endif\n\t\t}\n\t}\n\n\t// Handle NTLM, which requires a domain to be set too\n\tif (CFHTTPAuthenticationRequiresAccountDomain(requestAuthentication)) {\n\n\t\tNSString *ntlmDomain = [self domain];\n\n\t\t// If we have no domain yet, let's try to extract it from the username\n\t\tif (!ntlmDomain || [ntlmDomain length] == 0) {\n\t\t\tntlmDomain = @\"\";\n\t\t\tNSArray* ntlmComponents = [user componentsSeparatedByString:@\"\\\\\"];\n\t\t\tif ([ntlmComponents count] == 2) {\n\t\t\t\tntlmDomain = [ntlmComponents objectAtIndex:0];\n\t\t\t\tuser = [ntlmComponents objectAtIndex:1];\n\t\t\t}\n\t\t}\n\t\t[newCredentials setObject:ntlmDomain forKey:(NSString *)kCFHTTPAuthenticationAccountDomain];\n\t}\n\n\t// If we have a username and password, let's apply them to the request and continue\n\tif (user && pass) {\n\t\t[newCredentials setObject:user forKey:(NSString *)kCFHTTPAuthenticationUsername];\n\t\t[newCredentials setObject:pass forKey:(NSString *)kCFHTTPAuthenticationPassword];\n\t\treturn newCredentials;\n\t}\n\treturn nil;\n}\n\n// Called by delegate or authentication dialog to resume loading once authentication info has been populated\n- (void)retryUsingSuppliedCredentials\n{\n\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ received credentials from its delegate or an ASIAuthenticationDialog, will retry\",self);\n\t#endif\n\t//If the url was changed by the delegate, our CFHTTPMessageRef will be NULL and we'll go back to the start\n\tif (!request) {\n\t\t[self performSelector:@selector(main) onThread:[[self class] threadForRequest:self] withObject:nil waitUntilDone:NO];\n\t\treturn;\n\t}\n\t[self performSelector:@selector(attemptToApplyCredentialsAndResume) onThread:[[self class] threadForRequest:self] withObject:nil waitUntilDone:NO];\n}\n\n// Called by delegate or authentication dialog to cancel authentication\n- (void)cancelAuthentication\n{\n\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ had authentication cancelled by its delegate or an ASIAuthenticationDialog\",self);\n\t#endif\n\t[self performSelector:@selector(failAuthentication) onThread:[[self class] threadForRequest:self] withObject:nil waitUntilDone:NO];\n}\n\n- (void)failAuthentication\n{\n\t[self failWithError:ASIAuthenticationError];\n}\n\n- (BOOL)showProxyAuthenticationDialog\n{\n\tif ([self isSynchronous]) {\n\t\treturn NO;\n\t}\n\n\t// Mac authentication dialog coming soon!\n\t#if TARGET_OS_IPHONE\n\tif ([self shouldPresentProxyAuthenticationDialog]) {\n\t\t[ASIAuthenticationDialog performSelectorOnMainThread:@selector(presentAuthenticationDialogForRequest:) withObject:self waitUntilDone:[NSThread isMainThread]];\n\t\treturn YES;\n\t}\n\treturn NO;\n\t#else\n\treturn NO;\n\t#endif\n}\n\n\n- (BOOL)willAskDelegateForProxyCredentials\n{\n\tif ([self isSynchronous]) {\n\t\treturn NO;\n\t}\n\n\t// If we have a delegate, we'll see if it can handle proxyAuthenticationNeededForRequest:.\n\t// Otherwise, we'll try the queue (if this request is part of one) and it will pass the message on to its own delegate\n\tid authenticationDelegate = [self delegate];\n\tif (!authenticationDelegate) {\n\t\tauthenticationDelegate = [self queue];\n\t}\n\t\n\tBOOL delegateOrBlockWillHandleAuthentication = NO;\n\n\tif ([authenticationDelegate respondsToSelector:@selector(proxyAuthenticationNeededForRequest:)]) {\n\t\tdelegateOrBlockWillHandleAuthentication = YES;\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n\tif(proxyAuthenticationNeededBlock){\n\t\tdelegateOrBlockWillHandleAuthentication = YES;\n\t}\n\t#endif\n\n\tif (delegateOrBlockWillHandleAuthentication) {\n\t\t[self performSelectorOnMainThread:@selector(askDelegateForProxyCredentials) withObject:nil waitUntilDone:NO];\n\t}\n\t\n\treturn delegateOrBlockWillHandleAuthentication;\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)askDelegateForProxyCredentials\n{\n\tid authenticationDelegate = [self delegate];\n\tif (!authenticationDelegate) {\n\t\tauthenticationDelegate = [self queue];\n\t}\n\tif ([authenticationDelegate respondsToSelector:@selector(proxyAuthenticationNeededForRequest:)]) {\n\t\t[authenticationDelegate performSelector:@selector(proxyAuthenticationNeededForRequest:) withObject:self];\n\t\treturn;\n\t}\n\t#if NS_BLOCKS_AVAILABLE\n\tif(proxyAuthenticationNeededBlock){\n\t\tproxyAuthenticationNeededBlock();\n\t}\n\t#endif\n}\n\n\n- (BOOL)willAskDelegateForCredentials\n{\n\tif ([self isSynchronous]) {\n\t\treturn NO;\n\t}\n\n\t// If we have a delegate, we'll see if it can handle proxyAuthenticationNeededForRequest:.\n\t// Otherwise, we'll try the queue (if this request is part of one) and it will pass the message on to its own delegate\n\tid authenticationDelegate = [self delegate];\n\tif (!authenticationDelegate) {\n\t\tauthenticationDelegate = [self queue];\n\t}\n\n\tBOOL delegateOrBlockWillHandleAuthentication = NO;\n\n\tif ([authenticationDelegate respondsToSelector:@selector(authenticationNeededForRequest:)]) {\n\t\tdelegateOrBlockWillHandleAuthentication = YES;\n\t}\n\n\t#if NS_BLOCKS_AVAILABLE\n\tif (authenticationNeededBlock) {\n\t\tdelegateOrBlockWillHandleAuthentication = YES;\n\t}\n\t#endif\n\n\tif (delegateOrBlockWillHandleAuthentication) {\n\t\t[self performSelectorOnMainThread:@selector(askDelegateForCredentials) withObject:nil waitUntilDone:NO];\n\t}\n\treturn delegateOrBlockWillHandleAuthentication;\n}\n\n/* ALWAYS CALLED ON MAIN THREAD! */\n- (void)askDelegateForCredentials\n{\n\tid authenticationDelegate = [self delegate];\n\tif (!authenticationDelegate) {\n\t\tauthenticationDelegate = [self queue];\n\t}\n\t\n\tif ([authenticationDelegate respondsToSelector:@selector(authenticationNeededForRequest:)]) {\n\t\t[authenticationDelegate performSelector:@selector(authenticationNeededForRequest:) withObject:self];\n\t\treturn;\n\t}\n\t\n\t#if NS_BLOCKS_AVAILABLE\n\tif (authenticationNeededBlock) {\n\t\tauthenticationNeededBlock();\n\t}\n\t#endif\t\n}\n\n- (void)attemptToApplyProxyCredentialsAndResume\n{\n\t\n\tif ([self error] || [self isCancelled]) {\n\t\treturn;\n\t}\n\t\n\t// Read authentication data\n\tif (!proxyAuthentication) {\n\t\tCFHTTPMessageRef responseHeader = (CFHTTPMessageRef) CFReadStreamCopyProperty((CFReadStreamRef)[self readStream],kCFStreamPropertyHTTPResponseHeader);\n\t\tproxyAuthentication = CFHTTPAuthenticationCreateFromResponse(NULL, responseHeader);\n\t\tCFRelease(responseHeader);\n\t\t[self setProxyAuthenticationScheme:[NSMakeCollectable(CFHTTPAuthenticationCopyMethod(proxyAuthentication)) autorelease]];\n\t}\n\t\n\t// If we haven't got a CFHTTPAuthenticationRef by now, something is badly wrong, so we'll have to give up\n\tif (!proxyAuthentication) {\n\t\t[self cancelLoad];\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileApplyingCredentialsType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Failed to get authentication object from response headers\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\n\t}\n\t\n\t// Get the authentication realm\n\t[self setProxyAuthenticationRealm:nil];\n\tif (!CFHTTPAuthenticationRequiresAccountDomain(proxyAuthentication)) {\n\t\t[self setProxyAuthenticationRealm:[NSMakeCollectable(CFHTTPAuthenticationCopyRealm(proxyAuthentication)) autorelease]];\n\t}\n\t\n\t// See if authentication is valid\n\tCFStreamError err;\t\t\n\tif (!CFHTTPAuthenticationIsValid(proxyAuthentication, &err)) {\n\t\t\n\t\tCFRelease(proxyAuthentication);\n\t\tproxyAuthentication = NULL;\n\t\t\n\t\t// check for bad credentials, so we can give the delegate a chance to replace them\n\t\tif (err.domain == kCFStreamErrorDomainHTTP && (err.error == kCFStreamErrorHTTPAuthenticationBadUserName || err.error == kCFStreamErrorHTTPAuthenticationBadPassword)) {\n\t\t\t\n\t\t\t// Prevent more than one request from asking for credentials at once\n\t\t\t[delegateAuthenticationLock lock];\n\t\t\t\n\t\t\t// We know the credentials we just presented are bad, we should remove them from the session store too\n\t\t\t[[self class] removeProxyAuthenticationCredentialsFromSessionStore:proxyCredentials];\n\t\t\t[self setProxyCredentials:nil];\n\t\t\t\n\t\t\t\n\t\t\t// If the user cancelled authentication via a dialog presented by another request, our queue may have cancelled us\n\t\t\tif ([self error] || [self isCancelled]) {\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\t\n\t\t\t\n\t\t\t// Now we've acquired the lock, it may be that the session contains credentials we can re-use for this request\n\t\t\tif ([self useSessionPersistence]) {\n\t\t\t\tNSDictionary *credentials = [self findSessionProxyAuthenticationCredentials];\n\t\t\t\tif (credentials && [self applyProxyCredentials:[credentials objectForKey:@\"Credentials\"]]) {\n\t\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t\t[self startRequest];\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t}\n\t\t\t\n\t\t\t[self setLastActivityTime:nil];\n\t\t\t\n\t\t\tif ([self willAskDelegateForProxyCredentials]) {\n\t\t\t\t[self attemptToApplyProxyCredentialsAndResume];\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif ([self showProxyAuthenticationDialog]) {\n\t\t\t\t[self attemptToApplyProxyCredentialsAndResume];\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t}\n\t\t[self cancelLoad];\n\t\t[self failWithError:ASIAuthenticationError];\n\t\treturn;\n\t}\n\n\t[self cancelLoad];\n\t\n\tif (proxyCredentials) {\n\t\t\n\t\t// We use startRequest rather than starting all over again in load request because NTLM requires we reuse the request\n\t\tif ((([self proxyAuthenticationScheme] != (NSString *)kCFHTTPAuthenticationSchemeNTLM) || [self proxyAuthenticationRetryCount] < 2) && [self applyProxyCredentials:proxyCredentials]) {\n\t\t\t[self startRequest];\n\t\t\t\n\t\t// We've failed NTLM authentication twice, we should assume our credentials are wrong\n\t\t} else if ([self proxyAuthenticationScheme] == (NSString *)kCFHTTPAuthenticationSchemeNTLM && [self proxyAuthenticationRetryCount] == 2) {\n\t\t\t[self failWithError:ASIAuthenticationError];\n\t\t\t\n\t\t// Something went wrong, we'll have to give up\n\t\t} else {\n\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileApplyingCredentialsType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Failed to apply proxy credentials to request\",NSLocalizedDescriptionKey,nil]]];\n\t\t}\n\t\t\n\t// Are a user name & password needed?\n\t} else if (CFHTTPAuthenticationRequiresUserNameAndPassword(proxyAuthentication)) {\n\t\t\n\t\t// Prevent more than one request from asking for credentials at once\n\t\t[delegateAuthenticationLock lock];\n\t\t\n\t\t// If the user cancelled authentication via a dialog presented by another request, our queue may have cancelled us\n\t\tif ([self error] || [self isCancelled]) {\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t\treturn;\n\t\t}\n\t\t\n\t\t// Now we've acquired the lock, it may be that the session contains credentials we can re-use for this request\n\t\tif ([self useSessionPersistence]) {\n\t\t\tNSDictionary *credentials = [self findSessionProxyAuthenticationCredentials];\n\t\t\tif (credentials && [self applyProxyCredentials:[credentials objectForKey:@\"Credentials\"]]) {\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t[self startRequest];\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\t\t\n\t\tNSMutableDictionary *newCredentials = [self findProxyCredentials];\n\t\t\n\t\t//If we have some credentials to use let's apply them to the request and continue\n\t\tif (newCredentials) {\n\t\t\t\n\t\t\tif ([self applyProxyCredentials:newCredentials]) {\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t[self startRequest];\n\t\t\t} else {\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileApplyingCredentialsType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Failed to apply proxy credentials to request\",NSLocalizedDescriptionKey,nil]]];\n\t\t\t}\n\t\t\t\n\t\t\treturn;\n\t\t}\n\t\t\n\t\tif ([self willAskDelegateForProxyCredentials]) {\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t\treturn;\n\t\t}\n\t\t\n\t\tif ([self showProxyAuthenticationDialog]) {\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t\treturn;\n\t\t}\n\t\t[delegateAuthenticationLock unlock];\n\t\t\n\t\t// The delegate isn't interested and we aren't showing the authentication dialog, we'll have to give up\n\t\t[self failWithError:ASIAuthenticationError];\n\t\treturn;\n\t}\n\t\n}\n\n- (BOOL)showAuthenticationDialog\n{\n\tif ([self isSynchronous]) {\n\t\treturn NO;\n\t}\n\t// Mac authentication dialog coming soon!\n\t#if TARGET_OS_IPHONE\n\tif ([self shouldPresentAuthenticationDialog]) {\n\t\t[ASIAuthenticationDialog performSelectorOnMainThread:@selector(presentAuthenticationDialogForRequest:) withObject:self waitUntilDone:[NSThread isMainThread]];\n\t\treturn YES;\n\t}\n\treturn NO;\n\t#else\n\treturn NO;\n\t#endif\n}\n\n- (void)attemptToApplyCredentialsAndResume\n{\n\tif ([self error] || [self isCancelled]) {\n\t\treturn;\n\t}\n\t\n\t// Do we actually need to authenticate with a proxy?\n\tif ([self authenticationNeeded] == ASIProxyAuthenticationNeeded) {\n\t\t[self attemptToApplyProxyCredentialsAndResume];\n\t\treturn;\n\t}\n\t\n\t// Read authentication data\n\tif (!requestAuthentication) {\n\t\tCFHTTPMessageRef responseHeader = (CFHTTPMessageRef) CFReadStreamCopyProperty((CFReadStreamRef)[self readStream],kCFStreamPropertyHTTPResponseHeader);\n\t\trequestAuthentication = CFHTTPAuthenticationCreateFromResponse(NULL, responseHeader);\n\t\tCFRelease(responseHeader);\n\t\t[self setAuthenticationScheme:[NSMakeCollectable(CFHTTPAuthenticationCopyMethod(requestAuthentication)) autorelease]];\n\t}\n\t\n\tif (!requestAuthentication) {\n\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ failed to read authentication information from response headers\",self);\n\t\t#endif\n\n\t\t[self cancelLoad];\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileApplyingCredentialsType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Failed to get authentication object from response headers\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\n\t}\n\t\n\t// Get the authentication realm\n\t[self setAuthenticationRealm:nil];\n\tif (!CFHTTPAuthenticationRequiresAccountDomain(requestAuthentication)) {\n\t\t[self setAuthenticationRealm:[NSMakeCollectable(CFHTTPAuthenticationCopyRealm(requestAuthentication)) autorelease]];\n\t}\n\t\n\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tNSString *realm = [self authenticationRealm];\n\t\tif (realm) {\n\t\t\trealm = [NSString stringWithFormat:@\" (Realm: %@)\",realm];\n\t\t} else {\n\t\t\trealm = @\"\";\n\t\t}\n\t\tif ([self authenticationScheme] != (NSString *)kCFHTTPAuthenticationSchemeNTLM || [self authenticationRetryCount] == 0) {\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ received 401 challenge and must authenticate using %@%@\",self,[self authenticationScheme],realm);\n\t\t} else {\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ NTLM handshake step %i\",self,[self authenticationRetryCount]+1);\n\t\t}\n\t#endif\n\n\t// See if authentication is valid\n\tCFStreamError err;\t\t\n\tif (!CFHTTPAuthenticationIsValid(requestAuthentication, &err)) {\n\t\t\n\t\tCFRelease(requestAuthentication);\n\t\trequestAuthentication = NULL;\n\t\t\n\t\t// check for bad credentials, so we can give the delegate a chance to replace them\n\t\tif (err.domain == kCFStreamErrorDomainHTTP && (err.error == kCFStreamErrorHTTPAuthenticationBadUserName || err.error == kCFStreamErrorHTTPAuthenticationBadPassword)) {\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ had bad credentials, will remove them from the session store if they are cached\",self);\n\t\t\t#endif\n\n\t\t\t// Prevent more than one request from asking for credentials at once\n\t\t\t[delegateAuthenticationLock lock];\n\t\t\t\n\t\t\t// We know the credentials we just presented are bad, we should remove them from the session store too\n\t\t\t[[self class] removeAuthenticationCredentialsFromSessionStore:requestCredentials];\n\t\t\t[self setRequestCredentials:nil];\n\t\t\t\n\t\t\t// If the user cancelled authentication via a dialog presented by another request, our queue may have cancelled us\n\t\t\tif ([self error] || [self isCancelled]) {\n\n\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ failed or was cancelled while waiting to access credentials\",self);\n\t\t\t\t#endif\n\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// Now we've acquired the lock, it may be that the session contains credentials we can re-use for this request\n\t\t\tif ([self useSessionPersistence]) {\n\t\t\t\tNSDictionary *credentials = [self findSessionAuthenticationCredentials];\n\t\t\t\tif (credentials && [self applyCredentials:[credentials objectForKey:@\"Credentials\"]]) {\n\n\t\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will reuse cached credentials from the session (%@)\",self,[credentials objectForKey:@\"AuthenticationScheme\"]);\n\t\t\t\t\t#endif\n\n\t\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t\t[self startRequest];\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t}\n\t\t\t\n\t\t\t[self setLastActivityTime:nil];\n\t\t\t\n\t\t\tif ([self willAskDelegateForCredentials]) {\n\n\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will ask its delegate for credentials to use\",self);\n\t\t\t\t#endif\n\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif ([self showAuthenticationDialog]) {\n\n\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will ask ASIAuthenticationDialog for credentials\",self);\n\t\t\t\t#endif\n\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t}\n\n\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ has no credentials to present and must give up\",self);\n\t\t#endif\n\n\t\t[self cancelLoad];\n\t\t[self failWithError:ASIAuthenticationError];\n\t\treturn;\n\t}\n\t\n\t[self cancelLoad];\n\t\n\tif (requestCredentials) {\n\t\t\n\t\tif ((([self authenticationScheme] != (NSString *)kCFHTTPAuthenticationSchemeNTLM) || [self authenticationRetryCount] < 2) && [self applyCredentials:requestCredentials]) {\n\t\t\t[self startRequest];\n\t\t\t\n\t\t\t// We've failed NTLM authentication twice, we should assume our credentials are wrong\n\t\t} else if ([self authenticationScheme] == (NSString *)kCFHTTPAuthenticationSchemeNTLM && [self authenticationRetryCount ] == 2) {\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ has failed NTLM authentication\",self);\n\t\t\t#endif\n\n\t\t\t[self failWithError:ASIAuthenticationError];\n\t\t\t\n\t\t} else {\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ had credentials and they were not marked as bad, but we got a 401 all the same.\",self);\n\t\t\t#endif\n\n\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileApplyingCredentialsType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Failed to apply credentials to request\",NSLocalizedDescriptionKey,nil]]];\n\t\t}\n\t\t\n\t\t// Are a user name & password needed?\n\t} else if (CFHTTPAuthenticationRequiresUserNameAndPassword(requestAuthentication)) {\n\t\t\n\t\t// Prevent more than one request from asking for credentials at once\n\t\t[delegateAuthenticationLock lock];\n\t\t\n\t\t// If the user cancelled authentication via a dialog presented by another request, our queue may have cancelled us\n\t\tif ([self error] || [self isCancelled]) {\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ failed or was cancelled while waiting to access credentials\",self);\n\t\t\t#endif\n\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t\treturn;\n\t\t}\n\t\t\n\t\t// Now we've acquired the lock, it may be that the session contains credentials we can re-use for this request\n\t\tif ([self useSessionPersistence]) {\n\t\t\tNSDictionary *credentials = [self findSessionAuthenticationCredentials];\n\t\t\tif (credentials && [self applyCredentials:[credentials objectForKey:@\"Credentials\"]]) {\n\n\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will reuse cached credentials from the session (%@)\",self,[credentials objectForKey:@\"AuthenticationScheme\"]);\n\t\t\t\t#endif\n\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t[self startRequest];\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\t\t\n\n\t\tNSMutableDictionary *newCredentials = [self findCredentials];\n\t\t\n\t\t//If we have some credentials to use let's apply them to the request and continue\n\t\tif (newCredentials) {\n\t\t\t\n\t\t\tif ([self applyCredentials:newCredentials]) {\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t[self startRequest];\n\t\t\t} else {\n\t\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ failed to apply credentials\",self);\n\t\t\t\t#endif\n\t\t\t\t[delegateAuthenticationLock unlock];\n\t\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileApplyingCredentialsType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Failed to apply credentials to request\",NSLocalizedDescriptionKey,nil]]];\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\t\tif ([self willAskDelegateForCredentials]) {\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will ask its delegate for credentials to use\",self);\n\t\t\t#endif\n\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t\treturn;\n\t\t}\n\t\tif ([self showAuthenticationDialog]) {\n\n\t\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ will ask ASIAuthenticationDialog for credentials\",self);\n\t\t\t#endif\n\n\t\t\t[delegateAuthenticationLock unlock];\n\t\t\treturn;\n\t\t}\n\n\t\t#if DEBUG_HTTP_AUTHENTICATION\n\t\tASI_DEBUG_LOG(@\"[AUTH] Request %@ has no credentials to present and must give up\",self);\n\t\t#endif\n\t\t[delegateAuthenticationLock unlock];\n\t\t[self failWithError:ASIAuthenticationError];\n\t\treturn;\n\t}\n\t\n}\n\n- (void)addBasicAuthenticationHeaderWithUsername:(NSString *)theUsername andPassword:(NSString *)thePassword\n{\n\t[self addRequestHeader:@\"Authorization\" value:[NSString stringWithFormat:@\"Basic %@\",[ASIHTTPRequest base64forData:[[NSString stringWithFormat:@\"%@:%@\",theUsername,thePassword] dataUsingEncoding:NSUTF8StringEncoding]]]];\t\n\t[self setAuthenticationScheme:(NSString *)kCFHTTPAuthenticationSchemeBasic];\n\n}\n\n\n#pragma mark stream status handlers\n\n- (void)handleNetworkEvent:(CFStreamEventType)type\n{\t\n\tNSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];\n\n\t[[self cancelledLock] lock];\n\t\n\tif ([self complete] || [self isCancelled]) {\n\t\t[[self cancelledLock] unlock];\n\t\t[pool drain];\n\t\treturn;\n\t}\n\n\tCFRetain(self);\n\n // Dispatch the stream events.\n switch (type) {\n case kCFStreamEventHasBytesAvailable:\n [self handleBytesAvailable];\n break;\n \n case kCFStreamEventEndEncountered:\n [self handleStreamComplete];\n break;\n \n case kCFStreamEventErrorOccurred:\n [self handleStreamError];\n break;\n \n default:\n break;\n }\n\t\n\t[self performThrottling];\n\t\n\t[[self cancelledLock] unlock];\n\t\n\tif ([self downloadComplete] && [self needsRedirect]) {\n\t\tif (![self willAskDelegateToConfirmRedirect]) {\n\t\t\t[self performRedirect];\n\t\t}\n\t} else if ([self downloadComplete] && [self authenticationNeeded]) {\n\t\t[self attemptToApplyCredentialsAndResume];\n\t}\n\n\tCFRelease(self);\n\t[pool drain];\n}\n\n- (BOOL)willAskDelegateToConfirmRedirect\n{\n\t// We must lock to ensure delegate / queue aren't changed while we check them\n\t[[self cancelledLock] lock];\n\n\t// Here we perform an initial check to see if either the delegate or the queue wants to be asked about the redirect, because if not we should redirect straight away\n\t// We will check again on the main thread later\n\tBOOL needToAskDelegateAboutRedirect = (([self delegate] && [[self delegate] respondsToSelector:[self willRedirectSelector]]) || ([self queue] && [[self queue] respondsToSelector:@selector(request:willRedirectToURL:)]));\n\n\t[[self cancelledLock] unlock];\n\n\t// Either the delegate or the queue's delegate is interested in being told when we are about to redirect\n\tif (needToAskDelegateAboutRedirect) {\n\t\tNSURL *newURL = [[[self redirectURL] copy] autorelease];\n\t\t[self setRedirectURL:nil];\n\t\t[self performSelectorOnMainThread:@selector(requestWillRedirectToURL:) withObject:newURL waitUntilDone:[NSThread isMainThread]];\n\t\treturn true;\n\t}\n\treturn false;\n}\n\n- (void)handleBytesAvailable\n{\n\tif (![self responseHeaders]) {\n\t\t[self readResponseHeaders];\n\t}\n\t\n\t// If we've cancelled the load part way through (for example, after deciding to use a cached version)\n\tif ([self complete]) {\n\t\treturn;\n\t}\n\t\n\t// In certain (presumably very rare) circumstances, handleBytesAvailable seems to be called when there isn't actually any data available\n\t// We'll check that there is actually data available to prevent blocking on CFReadStreamRead()\n\t// So far, I've only seen this in the stress tests, so it might never happen in real-world situations.\n\tif (!CFReadStreamHasBytesAvailable((CFReadStreamRef)[self readStream])) {\n\t\treturn;\n\t}\n\n\tlong long bufferSize = 16384;\n\tif (contentLength > 262144) {\n\t\tbufferSize = 262144;\n\t} else if (contentLength > 65536) {\n\t\tbufferSize = 65536;\n\t}\n\t\n\t// Reduce the buffer size if we're receiving data too quickly when bandwidth throttling is active\n\t// This just augments the throttling done in measureBandwidthUsage to reduce the amount we go over the limit\n\t\n\tif ([[self class] isBandwidthThrottled]) {\n\t\t[bandwidthThrottlingLock lock];\n\t\tif (maxBandwidthPerSecond > 0) {\n\t\t\tlong long maxiumumSize = (long long)maxBandwidthPerSecond-(long long)bandwidthUsedInLastSecond;\n\t\t\tif (maxiumumSize < 0) {\n\t\t\t\t// We aren't supposed to read any more data right now, but we'll read a single byte anyway so the CFNetwork's buffer isn't full\n\t\t\t\tbufferSize = 1;\n\t\t\t} else if (maxiumumSize/4 < bufferSize) {\n\t\t\t\t// We were going to fetch more data that we should be allowed, so we'll reduce the size of our read\n\t\t\t\tbufferSize = maxiumumSize/4;\n\t\t\t}\n\t\t}\n\t\tif (bufferSize < 1) {\n\t\t\tbufferSize = 1;\n\t\t}\n\t\t[bandwidthThrottlingLock unlock];\n\t}\n\t\n\t\n UInt8 buffer[bufferSize];\n NSInteger bytesRead = [[self readStream] read:buffer maxLength:sizeof(buffer)];\n\n // Less than zero is an error\n if (bytesRead < 0) {\n [self handleStreamError];\n\t\t\n\t// If zero bytes were read, wait for the EOF to come.\n } else if (bytesRead) {\n\n\t\t// If we are inflating the response on the fly\n\t\tNSData *inflatedData = nil;\n\t\tif ([self isResponseCompressed] && ![self shouldWaitToInflateCompressedResponses]) {\n\t\t\tif (![self dataDecompressor]) {\n\t\t\t\t[self setDataDecompressor:[ASIDataDecompressor decompressor]];\n\t\t\t}\n\t\t\tNSError *err = nil;\n\t\t\tinflatedData = [[self dataDecompressor] uncompressBytes:buffer length:bytesRead error:&err];\n\t\t\tif (err) {\n\t\t\t\t[self failWithError:err];\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\t\t\n\t\t[self setTotalBytesRead:[self totalBytesRead]+bytesRead];\n\t\t[self setLastActivityTime:[NSDate date]];\n\n\t\t// For bandwidth measurement / throttling\n\t\t[ASIHTTPRequest incrementBandwidthUsedInLastSecond:bytesRead];\n\t\t\n\t\t// If we need to redirect, and have automatic redirect on, and might be resuming a download, let's do nothing with the content\n\t\tif ([self needsRedirect] && [self shouldRedirect] && [self allowResumeForFileDownloads]) {\n\t\t\treturn;\n\t\t}\n\t\t\n\t\tBOOL dataWillBeHandledExternally = NO;\n\t\tif ([[self delegate] respondsToSelector:[self didReceiveDataSelector]]) {\n\t\t\tdataWillBeHandledExternally = YES;\n\t\t}\n\t\t#if NS_BLOCKS_AVAILABLE\n\t\tif (dataReceivedBlock) {\n\t\t\tdataWillBeHandledExternally = YES;\n\t\t}\n\t\t#endif\n\t\t// Does the delegate want to handle the data manually?\n\t\tif (dataWillBeHandledExternally) {\n\n\t\t\tNSData *data = nil;\n\t\t\tif ([self isResponseCompressed] && ![self shouldWaitToInflateCompressedResponses]) {\n\t\t\t\tdata = inflatedData;\n\t\t\t} else {\n\t\t\t\tdata = [NSData dataWithBytes:buffer length:bytesRead];\n\t\t\t}\n\t\t\t[self performSelectorOnMainThread:@selector(passOnReceivedData:) withObject:data waitUntilDone:[NSThread isMainThread]];\n\t\t\t\n\t\t// Are we downloading to a file?\n\t\t} else if ([self downloadDestinationPath]) {\n\t\t\tBOOL append = NO;\n\t\t\tif (![self fileDownloadOutputStream]) {\n\t\t\t\tif (![self temporaryFileDownloadPath]) {\n\t\t\t\t\t[self setTemporaryFileDownloadPath:[NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]]];\n\t\t\t\t} else if ([self allowResumeForFileDownloads] && [[self requestHeaders] objectForKey:@\"Range\"]) {\n\t\t\t\t\tif ([[self responseHeaders] objectForKey:@\"Content-Range\"]) {\n\t\t\t\t\t\tappend = YES;\n\t\t\t\t\t} else {\n\t\t\t\t\t\t[self incrementDownloadSizeBy:-[self partialDownloadSize]];\n\t\t\t\t\t\t[self setPartialDownloadSize:0];\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\t[self setFileDownloadOutputStream:[[[NSOutputStream alloc] initToFileAtPath:[self temporaryFileDownloadPath] append:append] autorelease]];\n\t\t\t\t[[self fileDownloadOutputStream] open];\n\n\t\t\t}\n\t\t\t[[self fileDownloadOutputStream] write:buffer maxLength:bytesRead];\n\n\t\t\tif ([self isResponseCompressed] && ![self shouldWaitToInflateCompressedResponses]) {\n\t\t\t\t\n\t\t\t\tif (![self inflatedFileDownloadOutputStream]) {\n\t\t\t\t\tif (![self temporaryUncompressedDataDownloadPath]) {\n\t\t\t\t\t\t[self setTemporaryUncompressedDataDownloadPath:[NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]]];\n\t\t\t\t\t}\n\t\t\t\t\t\n\t\t\t\t\t[self setInflatedFileDownloadOutputStream:[[[NSOutputStream alloc] initToFileAtPath:[self temporaryUncompressedDataDownloadPath] append:append] autorelease]];\n\t\t\t\t\t[[self inflatedFileDownloadOutputStream] open];\n\t\t\t\t}\n\n\t\t\t\t[[self inflatedFileDownloadOutputStream] write:[inflatedData bytes] maxLength:[inflatedData length]];\n\t\t\t}\n\n\t\t\t\n\t\t//Otherwise, let's add the data to our in-memory store\n\t\t} else {\n\t\t\tif ([self isResponseCompressed] && ![self shouldWaitToInflateCompressedResponses]) {\n\t\t\t\t[rawResponseData appendData:inflatedData];\n\t\t\t} else {\n\t\t\t\t[rawResponseData appendBytes:buffer length:bytesRead];\n\t\t\t}\n\t\t}\n }\n}\n\n- (void)handleStreamComplete\n{\t\n\n#if DEBUG_REQUEST_STATUS\n\tASI_DEBUG_LOG(@\"[STATUS] Request %@ finished downloading data (%qu bytes)\",self, [self totalBytesRead]);\n#endif\n\t[self setStatusTimer:nil];\n\t[self setDownloadComplete:YES];\n\t\n\tif (![self responseHeaders]) {\n\t\t[self readResponseHeaders];\n\t}\n\n\t[progressLock lock];\t\n\t// Find out how much data we've uploaded so far\n\t[self setLastBytesSent:totalBytesSent];\t\n\t[self setTotalBytesSent:[[NSMakeCollectable(CFReadStreamCopyProperty((CFReadStreamRef)[self readStream], kCFStreamPropertyHTTPRequestBytesWrittenCount)) autorelease] unsignedLongLongValue]];\n\t[self setComplete:YES];\n\tif (![self contentLength]) {\n\t\t[self setContentLength:[self totalBytesRead]];\n\t}\n\t[self updateProgressIndicators];\n\n\t\n\t[[self postBodyReadStream] close];\n\t[self setPostBodyReadStream:nil];\n\t\n\t[self setDataDecompressor:nil];\n\n\tNSError *fileError = nil;\n\t\n\t// Delete up the request body temporary file, if it exists\n\tif ([self didCreateTemporaryPostDataFile] && ![self authenticationNeeded]) {\n\t\t[self removeTemporaryUploadFile];\n\t\t[self removeTemporaryCompressedUploadFile];\n\t}\n\t\n\t// Close the output stream as we're done writing to the file\n\tif ([self temporaryFileDownloadPath]) {\n\t\t\n\t\t[[self fileDownloadOutputStream] close];\n\t\t[self setFileDownloadOutputStream:nil];\n\n\t\t[[self inflatedFileDownloadOutputStream] close];\n\t\t[self setInflatedFileDownloadOutputStream:nil];\n\n\t\t// If we are going to redirect and we are resuming, let's ignore this download\n\t\tif ([self shouldRedirect] && [self needsRedirect] && [self allowResumeForFileDownloads]) {\n\t\t\n\t\t} else if ([self isResponseCompressed]) {\n\t\t\t\n\t\t\t// Decompress the file directly to the destination path\n\t\t\tif ([self shouldWaitToInflateCompressedResponses]) {\n\t\t\t\t[ASIDataDecompressor uncompressDataFromFile:[self temporaryFileDownloadPath] toFile:[self downloadDestinationPath] error:&fileError];\n\n\t\t\t// Response should already have been inflated, move the temporary file to the destination path\n\t\t\t} else {\n\t\t\t\tNSError *moveError = nil;\n\t\t\t\t[[[[NSFileManager alloc] init] autorelease] moveItemAtPath:[self temporaryUncompressedDataDownloadPath] toPath:[self downloadDestinationPath] error:&moveError];\n\t\t\t\tif (moveError) {\n\t\t\t\t\tfileError = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASIFileManagementError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Failed to move file from '%@' to '%@'\",[self temporaryFileDownloadPath],[self downloadDestinationPath]],NSLocalizedDescriptionKey,moveError,NSUnderlyingErrorKey,nil]];\n\t\t\t\t}\n\t\t\t\t[self setTemporaryUncompressedDataDownloadPath:nil];\n\n\t\t\t}\n\t\t\t[self removeTemporaryDownloadFile];\n\n\t\t} else {\n\t\n\t\t\t//Remove any file at the destination path\n\t\t\tNSError *moveError = nil;\n\t\t\tif (![[self class] removeFileAtPath:[self downloadDestinationPath] error:&moveError]) {\n\t\t\t\tfileError = moveError;\n\n\t\t\t}\n\n\t\t\t//Move the temporary file to the destination path\n\t\t\tif (!fileError) {\n\t\t\t\t[[[[NSFileManager alloc] init] autorelease] moveItemAtPath:[self temporaryFileDownloadPath] toPath:[self downloadDestinationPath] error:&moveError];\n\t\t\t\tif (moveError) {\n\t\t\t\t\tfileError = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASIFileManagementError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Failed to move file from '%@' to '%@'\",[self temporaryFileDownloadPath],[self downloadDestinationPath]],NSLocalizedDescriptionKey,moveError,NSUnderlyingErrorKey,nil]];\n\t\t\t\t}\n\t\t\t\t[self setTemporaryFileDownloadPath:nil];\n\t\t\t}\n\t\t\t\n\t\t}\n\t}\n\t\n\t// Save to the cache\n\tif ([self downloadCache] && ![self didUseCachedResponse]) {\n\t\t[[self downloadCache] storeResponseForRequest:self maxAge:[self secondsToCache]];\n\t}\n\t\n\t[progressLock unlock];\n\n\t\n\t[connectionsLock lock];\n\tif (![self connectionCanBeReused]) {\n\t\t[self unscheduleReadStream];\n\t}\n\t#if DEBUG_PERSISTENT_CONNECTIONS\n\tif ([self requestID]) {\n\t\tASI_DEBUG_LOG(@\"[CONNECTION] Request #%@ finished using connection #%@\",[self requestID], [[self connectionInfo] objectForKey:@\"id\"]);\n\t}\n\t#endif\n\t[[self connectionInfo] removeObjectForKey:@\"request\"];\n\t[[self connectionInfo] setObject:[NSDate dateWithTimeIntervalSinceNow:[self persistentConnectionTimeoutSeconds]] forKey:@\"expires\"];\n\t[connectionsLock unlock];\n\t\n\tif (![self authenticationNeeded]) {\n\t\t[self destroyReadStream];\n\t}\n\t\n\n\tif (![self needsRedirect] && ![self authenticationNeeded] && ![self didUseCachedResponse]) {\n\t\t\n\t\tif (fileError) {\n\t\t\t[self failWithError:fileError];\n\t\t} else {\n\t\t\t[self requestFinished];\n\t\t}\n\n\t\t[self markAsFinished];\n\t\t\n\t// If request has asked delegate or ASIAuthenticationDialog for credentials\n\t} else if ([self authenticationNeeded]) {\n\t\tCFRunLoopStop(CFRunLoopGetCurrent());\n\t}\n\n}\n\n- (void)markAsFinished\n{\n\t// Autoreleased requests may well be dealloced here otherwise\n\tCFRetain(self);\n\n\t// dealloc won't be called when running with GC, so we'll clean these up now\n\tif (request) {\n\t\tCFRelease(request);\n\t\trequest = nil;\n\t}\n\tif (requestAuthentication) {\n\t\tCFRelease(requestAuthentication);\n\t\trequestAuthentication = nil;\n\t}\n\tif (proxyAuthentication) {\n\t\tCFRelease(proxyAuthentication);\n\t\tproxyAuthentication = nil;\n\t}\n\n BOOL wasInProgress = inProgress;\n BOOL wasFinished = finished;\n\n if (!wasFinished)\n [self willChangeValueForKey:@\"isFinished\"];\n if (wasInProgress)\n [self willChangeValueForKey:@\"isExecuting\"];\n\n\t[self setInProgress:NO];\n finished = YES;\n\n if (wasInProgress)\n [self didChangeValueForKey:@\"isExecuting\"];\n if (!wasFinished)\n [self didChangeValueForKey:@\"isFinished\"];\n\n\tCFRunLoopStop(CFRunLoopGetCurrent());\n\n\t#if TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_4_0\n\tif ([ASIHTTPRequest isMultitaskingSupported] && [self shouldContinueWhenAppEntersBackground]) {\n\t\tdispatch_async(dispatch_get_main_queue(), ^{\n\t\t\tif (backgroundTask != UIBackgroundTaskInvalid) {\n\t\t\t\t[[UIApplication sharedApplication] endBackgroundTask:backgroundTask];\n\t\t\t\tbackgroundTask = UIBackgroundTaskInvalid;\n\t\t\t}\n\t\t});\n\t}\n\t#endif\n\tCFRelease(self);\n}\n\n- (void)useDataFromCache\n{\n\tNSDictionary *headers = [[self downloadCache] cachedResponseHeadersForURL:[self url]];\n\tNSString *dataPath = [[self downloadCache] pathToCachedResponseDataForURL:[self url]];\n\n\tASIHTTPRequest *theRequest = self;\n\tif ([self mainRequest]) {\n\t\ttheRequest = [self mainRequest];\n\t}\n\n\tif (headers && dataPath) {\n\n\t\t[self setResponseStatusCode:[[headers objectForKey:@\"X-ASIHTTPRequest-Response-Status-Code\"] intValue]];\n\t\t[self setDidUseCachedResponse:YES];\n\t\t[theRequest setResponseHeaders:headers];\n\n\t\tif ([theRequest downloadDestinationPath]) {\n\t\t\t[theRequest setDownloadDestinationPath:dataPath];\n\t\t} else {\n\t\t\t[theRequest setRawResponseData:[NSMutableData dataWithData:[[self downloadCache] cachedResponseDataForURL:[self url]]]];\n\t\t}\n\t\t[theRequest setContentLength:[[[self responseHeaders] objectForKey:@\"Content-Length\"] longLongValue]];\n\t\t[theRequest setTotalBytesRead:[self contentLength]];\n\n\t\t[theRequest parseStringEncodingFromHeaders];\n\n\t\t[theRequest setResponseCookies:[NSHTTPCookie cookiesWithResponseHeaderFields:headers forURL:[self url]]];\n\n\t\t// See if we need to redirect\n\t\tif ([self willRedirect]) {\n\t\t\tif (![self willAskDelegateToConfirmRedirect]) {\n\t\t\t\t[self performRedirect];\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\t}\n\n\t[theRequest setComplete:YES];\n\t[theRequest setDownloadComplete:YES];\n\n\t// If we're pulling data from the cache without contacting the server at all, we won't have set originalURL yet\n\tif ([self redirectCount] == 0) {\n\t\t[theRequest setOriginalURL:[theRequest url]];\n\t}\n\n\t[theRequest updateProgressIndicators];\n\t[theRequest requestFinished];\n\t[theRequest markAsFinished];\t\n\tif ([self mainRequest]) {\n\t\t[self markAsFinished];\n\t}\n}\n\n- (BOOL)retryUsingNewConnection\n{\n\tif ([self retryCount] == 0) {\n\n\t\t[self setWillRetryRequest:YES];\n\t\t[self cancelLoad];\n\t\t[self setWillRetryRequest:NO];\n\n\t\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\t\tASI_DEBUG_LOG(@\"[CONNECTION] Request attempted to use connection #%@, but it has been closed - will retry with a new connection\", [[self connectionInfo] objectForKey:@\"id\"]);\n\t\t#endif\n\t\t[connectionsLock lock];\n\t\t[[self connectionInfo] removeObjectForKey:@\"request\"];\n\t\t[persistentConnectionsPool removeObject:[self connectionInfo]];\n\t\t[self setConnectionInfo:nil];\n\t\t[connectionsLock unlock];\n\t\t[self setRetryCount:[self retryCount]+1];\n\t\t[self startRequest];\n\t\treturn YES;\n\t}\n\t#if DEBUG_PERSISTENT_CONNECTIONS\n\t\tASI_DEBUG_LOG(@\"[CONNECTION] Request attempted to use connection #%@, but it has been closed - we have already retried with a new connection, so we must give up\", [[self connectionInfo] objectForKey:@\"id\"]);\n\t#endif\t\n\treturn NO;\n}\n\n- (void)handleStreamError\n\n{\n\tNSError *underlyingError = [NSMakeCollectable(CFReadStreamCopyError((CFReadStreamRef)[self readStream])) autorelease];\n\n\tif (![self error]) { // We may already have handled this error\n\t\t\n\t\t// First, check for a 'socket not connected', 'broken pipe' or 'connection lost' error\n\t\t// This may occur when we've attempted to reuse a connection that should have been closed\n\t\t// If we get this, we need to retry the request\n\t\t// We'll only do this once - if it happens again on retry, we'll give up\n\t\t// -1005 = kCFURLErrorNetworkConnectionLost - this doesn't seem to be declared on Mac OS 10.5\n\t\tif (([[underlyingError domain] isEqualToString:NSPOSIXErrorDomain] && ([underlyingError code] == ENOTCONN || [underlyingError code] == EPIPE)) \n\t\t\t|| ([[underlyingError domain] isEqualToString:(NSString *)kCFErrorDomainCFNetwork] && [underlyingError code] == -1005)) {\n\t\t\tif ([self retryUsingNewConnection]) {\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\t\t\n\t\tNSString *reason = @\"A connection failure occurred\";\n\t\t\n\t\t// We'll use a custom error message for SSL errors, but you should always check underlying error if you want more details\n\t\t// For some reason SecureTransport.h doesn't seem to be available on iphone, so error codes hard-coded\n\t\t// Also, iPhone seems to handle errors differently from Mac OS X - a self-signed certificate returns a different error code on each platform, so we'll just provide a general error\n\t\tif ([[underlyingError domain] isEqualToString:NSOSStatusErrorDomain]) {\n\t\t\tif ([underlyingError code] <= -9800 && [underlyingError code] >= -9818) {\n\t\t\t\treason = [NSString stringWithFormat:@\"%@: SSL problem (Possible causes may include a bad/expired/self-signed certificate, clock set to wrong date)\",reason];\n\t\t\t}\n\t\t}\n\t\t[self cancelLoad];\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIConnectionFailureErrorType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:reason,NSLocalizedDescriptionKey,underlyingError,NSUnderlyingErrorKey,nil]]];\n\t} else {\n\t\t[self cancelLoad];\n\t}\n\t[self checkRequestStatus];\n}\n\n#pragma mark managing the read stream\n\n- (void)destroyReadStream\n{\n if ([self readStream]) {\n\t\t[self unscheduleReadStream];\n\t\tif (![self connectionCanBeReused]) {\n\t\t\t[[self readStream] removeFromRunLoop:[NSRunLoop currentRunLoop] forMode:[self runLoopMode]];\n\t\t\t[[self readStream] close];\n\t\t}\n\t\t[self setReadStream:nil];\n }\t\n}\n\n- (void)scheduleReadStream\n{\n\tif ([self readStream] && ![self readStreamIsScheduled]) {\n\n\t\t[connectionsLock lock];\n\t\trunningRequestCount++;\n\t\tif (shouldUpdateNetworkActivityIndicator) {\n\t\t\t[[self class] showNetworkActivityIndicator];\n\t\t}\n\t\t[connectionsLock unlock];\n\n\t\t// Reset the timeout\n\t\t[self setLastActivityTime:[NSDate date]];\n\t\tCFStreamClientContext ctxt = {0, self, NULL, NULL, NULL};\n\t\tCFReadStreamSetClient((CFReadStreamRef)[self readStream], kNetworkEvents, ReadStreamClientCallBack, &ctxt);\n\t\t[[self readStream] scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:[self runLoopMode]];\n\t\t[self setReadStreamIsScheduled:YES];\n\t}\n}\n\n\n- (void)unscheduleReadStream\n{\n\tif ([self readStream] && [self readStreamIsScheduled]) {\n\n\t\t[connectionsLock lock];\n\t\trunningRequestCount--;\n\t\tif (shouldUpdateNetworkActivityIndicator && runningRequestCount == 0) {\n\t\t\t// This call will wait half a second before turning off the indicator\n\t\t\t// This can prevent flicker when you have a single request finish and then immediately start another request\n\t\t\t// We run this on the main thread because we have no guarantee this thread will have a runloop in 0.5 seconds time\n\t\t\t// We don't bother the cancel this call if we start a new request, because we'll check if requests are running before we hide it\n\t\t\t[[self class] performSelectorOnMainThread:@selector(hideNetworkActivityIndicatorAfterDelay) withObject:nil waitUntilDone:[NSThread isMainThread]];\n\t\t}\n\t\t[connectionsLock unlock];\n\n\t\tCFReadStreamSetClient((CFReadStreamRef)[self readStream], kCFStreamEventNone, NULL, NULL);\n\t\t[[self readStream] removeFromRunLoop:[NSRunLoop currentRunLoop] forMode:[self runLoopMode]];\n\t\t[self setReadStreamIsScheduled:NO];\n\t}\n}\n\n#pragma mark cleanup\n\n- (BOOL)removeTemporaryDownloadFile\n{\n\tNSError *err = nil;\n\tif ([self temporaryFileDownloadPath]) {\n\t\tif (![[self class] removeFileAtPath:[self temporaryFileDownloadPath] error:&err]) {\n\t\t\t[self failWithError:err];\n\t\t}\n\t\t[self setTemporaryFileDownloadPath:nil];\n\t}\n\treturn (!err);\n}\n\n- (BOOL)removeTemporaryUncompressedDownloadFile\n{\n\tNSError *err = nil;\n\tif ([self temporaryUncompressedDataDownloadPath]) {\n\t\tif (![[self class] removeFileAtPath:[self temporaryUncompressedDataDownloadPath] error:&err]) {\n\t\t\t[self failWithError:err];\n\t\t}\n\t\t[self setTemporaryUncompressedDataDownloadPath:nil];\n\t}\n\treturn (!err);\n}\n\n- (BOOL)removeTemporaryUploadFile\n{\n\tNSError *err = nil;\n\tif ([self postBodyFilePath]) {\n\t\tif (![[self class] removeFileAtPath:[self postBodyFilePath] error:&err]) {\n\t\t\t[self failWithError:err];\n\t\t}\n\t\t[self setPostBodyFilePath:nil];\n\t}\n\treturn (!err);\n}\n\n- (BOOL)removeTemporaryCompressedUploadFile\n{\n\tNSError *err = nil;\n\tif ([self compressedPostBodyFilePath]) {\n\t\tif (![[self class] removeFileAtPath:[self compressedPostBodyFilePath] error:&err]) {\n\t\t\t[self failWithError:err];\n\t\t}\n\t\t[self setCompressedPostBodyFilePath:nil];\n\t}\n\treturn (!err);\n}\n\n+ (BOOL)removeFileAtPath:(NSString *)path error:(NSError **)err\n{\n\tNSFileManager *fileManager = [[[NSFileManager alloc] init] autorelease];\n\n\tif ([fileManager fileExistsAtPath:path]) {\n\t\tNSError *removeError = nil;\n\t\t[fileManager removeItemAtPath:path error:&removeError];\n\t\tif (removeError) {\n\t\t\tif (err) {\n\t\t\t\t*err = [NSError errorWithDomain:NetworkRequestErrorDomain code:ASIFileManagementError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@\"Failed to delete file at path '%@'\",path],NSLocalizedDescriptionKey,removeError,NSUnderlyingErrorKey,nil]];\n\t\t\t}\n\t\t\treturn NO;\n\t\t}\n\t}\n\treturn YES;\n}\n\n#pragma mark Proxies\n\n- (BOOL)configureProxies\n{\n\t// Have details of the proxy been set on this request\n\tif (![self isPACFileRequest] && (![self proxyHost] && ![self proxyPort])) {\n\n\t\t// If not, we need to figure out what they'll be\n\t\tNSArray *proxies = nil;\n\n\t\t// Have we been given a proxy auto config file?\n\t\tif ([self PACurl]) {\n\n\t\t\t// If yes, we'll need to fetch the PAC file asynchronously, so we stop this request to wait until we have the proxy details.\n\t\t\t[self fetchPACFile];\n\t\t\treturn NO;\n\n\t\t\t// Detect proxy settings and apply them\n\t\t} else {\n\n#if TARGET_OS_IPHONE\n\t\t\tNSDictionary *proxySettings = [NSMakeCollectable(CFNetworkCopySystemProxySettings()) autorelease];\n#else\n\t\t\tNSDictionary *proxySettings = [NSMakeCollectable(SCDynamicStoreCopyProxies(NULL)) autorelease];\n#endif\n\n\t\t\tproxies = [NSMakeCollectable(CFNetworkCopyProxiesForURL((CFURLRef)[self url], (CFDictionaryRef)proxySettings)) autorelease];\n\n\t\t\t// Now check to see if the proxy settings contained a PAC url, we need to run the script to get the real list of proxies if so\n\t\t\tNSDictionary *settings = [proxies objectAtIndex:0];\n\t\t\tif ([settings objectForKey:(NSString *)kCFProxyAutoConfigurationURLKey]) {\n\t\t\t\t[self setPACurl:[settings objectForKey:(NSString *)kCFProxyAutoConfigurationURLKey]];\n\t\t\t\t[self fetchPACFile];\n\t\t\t\treturn NO;\n\t\t\t}\n\t\t}\n\n\t\tif (!proxies) {\n\t\t\t[self setReadStream:nil];\n\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:ASIInternalErrorWhileBuildingRequestType userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Unable to obtain information on proxy servers needed for request\",NSLocalizedDescriptionKey,nil]]];\n\t\t\treturn NO;\n\t\t}\n\t\t// I don't really understand why the dictionary returned by CFNetworkCopyProxiesForURL uses different key names from CFNetworkCopySystemProxySettings/SCDynamicStoreCopyProxies\n\t\t// and why its key names are documented while those we actually need to use don't seem to be (passing the kCF* keys doesn't seem to work)\n\t\tif ([proxies count] > 0) {\n\t\t\tNSDictionary *settings = [proxies objectAtIndex:0];\n\t\t\t[self setProxyHost:[settings objectForKey:(NSString *)kCFProxyHostNameKey]];\n\t\t\t[self setProxyPort:[[settings objectForKey:(NSString *)kCFProxyPortNumberKey] intValue]];\n\t\t\t[self setProxyType:[settings objectForKey:(NSString *)kCFProxyTypeKey]];\n\t\t}\n\t}\n\treturn YES;\n}\n\n\n\n// Attempts to download a PAC (Proxy Auto-Configuration) file\n// PAC files at file://, http:// and https:// addresses are supported\n- (void)fetchPACFile\n{\n\t// For file:// urls, we'll use an async NSInputStream (ASIHTTPRequest does not support file:// urls)\n\tif ([[self PACurl] isFileURL]) {\n\t\tNSInputStream *stream = [[[NSInputStream alloc] initWithFileAtPath:[[self PACurl] path]] autorelease];\n\t\t[self setPACFileReadStream:stream];\n\t\t[stream setDelegate:(id)self];\n\t\t[stream scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:[self runLoopMode]];\n\t\t[stream open];\n\t\t// If it takes more than timeOutSeconds to read the PAC, we'll just give up and assume no proxies\n\t\t// We won't bother to handle cases where the first part of the PAC is read within timeOutSeconds, but the whole thing takes longer\n\t\t// Either our PAC file is in easy reach, or it's going to slow things down to the point that it's probably better requests fail\n\t\t[self performSelector:@selector(timeOutPACRead) withObject:nil afterDelay:[self timeOutSeconds]];\n\t\treturn;\n\t}\n\n\tNSString *scheme = [[[self PACurl] scheme] lowercaseString];\n\tif (![scheme isEqualToString:@\"http\"] && ![scheme isEqualToString:@\"https\"]) {\n\t\t// Don't know how to read data from this URL, we'll have to give up\n\t\t// We'll simply assume no proxies, and start the request as normal\n\t\t[self startRequest];\n\t\treturn;\n\t}\n\n\t// Create an ASIHTTPRequest to fetch the PAC file\n\tASIHTTPRequest *PACRequest = [ASIHTTPRequest requestWithURL:[self PACurl]];\n\n\t// Will prevent this request attempting to configure proxy settings for itself\n\t[PACRequest setIsPACFileRequest:YES];\n\n\t[PACRequest setTimeOutSeconds:[self timeOutSeconds]];\n\n\t// If we're a synchronous request, we'll download the PAC file synchronously\n\tif ([self isSynchronous]) {\n\t\t[PACRequest startSynchronous];\n\t\tif (![PACRequest error] && [PACRequest responseString]) {\n\t\t\t[self runPACScript:[PACRequest responseString]];\n\t\t}\n\t\t[self startRequest];\n\t\treturn;\n\t}\n\n\t[self setPACFileRequest:PACRequest];\n\n\t// Force this request to run before others in the shared queue\n\t[PACRequest setQueuePriority:NSOperationQueuePriorityHigh];\n\n\t// We'll treat failure to download the PAC file the same as success - if we were unable to fetch a PAC file, we proceed as if we have no proxy server and let this request fail itself if necessary\n\t[PACRequest setDelegate:self];\n\t[PACRequest setDidFinishSelector:@selector(finishedDownloadingPACFile:)];\n\t[PACRequest setDidFailSelector:@selector(finishedDownloadingPACFile:)];\n\t[PACRequest startAsynchronous];\n\n\t// Temporarily increase the number of operations in the shared queue to give our request a chance to run\n\t[connectionsLock lock];\n\t[sharedQueue setMaxConcurrentOperationCount:[sharedQueue maxConcurrentOperationCount]+1];\n\t[connectionsLock unlock];\n}\n\n// Called as we read the PAC file from a file:// url\n- (void)stream:(NSStream *)stream handleEvent:(NSStreamEvent)eventCode\n{\n\tif (![self PACFileReadStream]) {\n\t\treturn;\n\t}\n\tif (eventCode == NSStreamEventHasBytesAvailable) {\n\n\t\tif (![self PACFileData]) {\n\t\t\t[self setPACFileData:[NSMutableData data]];\n\t\t}\n\t\t// If your PAC file is larger than 16KB, you're just being cruel.\n\t\tuint8_t buf[16384];\n\t\tNSInteger len = [(NSInputStream *)stream read:buf maxLength:16384];\n\t\tif (len) {\n\t\t\t[[self PACFileData] appendBytes:(const void *)buf length:len];\n\t\t}\n\n\t} else if (eventCode == NSStreamEventErrorOccurred || eventCode == NSStreamEventEndEncountered) {\n\n\t\t[NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(timeOutPACRead) object:nil];\n\n\t\t[stream close];\n\t\t[stream removeFromRunLoop:[NSRunLoop currentRunLoop] forMode:[self runLoopMode]];\n\t\t[self setPACFileReadStream:nil];\n\n\t\tif (eventCode == NSStreamEventEndEncountered) {\n\t\t\t// It sounds as though we have no idea what encoding a PAC file will use\n\t\t\tstatic NSStringEncoding encodingsToTry[2] = {NSUTF8StringEncoding,NSISOLatin1StringEncoding};\n\t\t\tNSUInteger i;\n\t\t\tfor (i=0; i<2; i++) {\n\t\t\t\tNSString *pacScript = [[[NSString alloc] initWithBytes:[[self PACFileData] bytes] length:[[self PACFileData] length] encoding:encodingsToTry[i]] autorelease];\n\t\t\t\tif (pacScript) {\n\t\t\t\t\t[self runPACScript:pacScript];\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\t[self setPACFileData:nil];\n\t\t[self startRequest];\n\t}\n}\n\n// Called if it takes longer than timeOutSeconds to read the whole PAC file (when reading from a file:// url)\n- (void)timeOutPACRead\n{\n\t[self stream:[self PACFileReadStream] handleEvent:NSStreamEventErrorOccurred];\n}\n\n// Runs the downloaded PAC script\n- (void)runPACScript:(NSString *)script\n{\n\tif (script) {\n\t\t// From: http://developer.apple.com/samplecode/CFProxySupportTool/listing1.html\n\t\t// Work around . This dummy call to \n\t\t// CFNetworkCopyProxiesForURL initialise some state within CFNetwork \n\t\t// that is required by CFNetworkCopyProxiesForAutoConfigurationScript.\n\t\tCFRelease(CFNetworkCopyProxiesForURL((CFURLRef)[self url], NULL));\n\n\t\t// Obtain the list of proxies by running the autoconfiguration script\n\t\tCFErrorRef err = NULL;\n\t\tNSArray *proxies = [NSMakeCollectable(CFNetworkCopyProxiesForAutoConfigurationScript((CFStringRef)script,(CFURLRef)[self url], &err)) autorelease];\n\t\tif (!err && [proxies count] > 0) {\n\t\t\tNSDictionary *settings = [proxies objectAtIndex:0];\n\t\t\t[self setProxyHost:[settings objectForKey:(NSString *)kCFProxyHostNameKey]];\n\t\t\t[self setProxyPort:[[settings objectForKey:(NSString *)kCFProxyPortNumberKey] intValue]];\n\t\t\t[self setProxyType:[settings objectForKey:(NSString *)kCFProxyTypeKey]];\n\t\t}\n\t}\n}\n\n// Called if we successfully downloaded a PAC file from a webserver\n- (void)finishedDownloadingPACFile:(ASIHTTPRequest *)theRequest\n{\n\tif (![theRequest error] && [theRequest responseString]) {\n\t\t[self runPACScript:[theRequest responseString]];\n\t}\n\n\t// Set the shared queue's maxConcurrentOperationCount back to normal\n\t[connectionsLock lock];\n\t[sharedQueue setMaxConcurrentOperationCount:[sharedQueue maxConcurrentOperationCount]-1];\n\t[connectionsLock unlock];\n\n\t// We no longer need our PAC file request\n\t[self setPACFileRequest:nil];\n\n\t// Start the request\n\t[self startRequest];\n}\n\n\n#pragma mark persistent connections\n\n- (NSNumber *)connectionID\n{\n\treturn [[self connectionInfo] objectForKey:@\"id\"];\n}\n\n+ (void)expirePersistentConnections\n{\n\t[connectionsLock lock];\n\tNSUInteger i;\n\tfor (i=0; i<[persistentConnectionsPool count]; i++) {\n\t\tNSDictionary *existingConnection = [persistentConnectionsPool objectAtIndex:i];\n\t\tif (![existingConnection objectForKey:@\"request\"] && [[existingConnection objectForKey:@\"expires\"] timeIntervalSinceNow] <= 0) {\n#if DEBUG_PERSISTENT_CONNECTIONS\n\t\t\tASI_DEBUG_LOG(@\"[CONNECTION] Closing connection #%i because it has expired\",[[existingConnection objectForKey:@\"id\"] intValue]);\n#endif\n\t\t\tNSInputStream *stream = [existingConnection objectForKey:@\"stream\"];\n\t\t\tif (stream) {\n\t\t\t\t[stream close];\n\t\t\t}\n\t\t\t[persistentConnectionsPool removeObject:existingConnection];\n\t\t\ti--;\n\t\t}\n\t}\t\n\t[connectionsLock unlock];\n}\n\n#pragma mark NSCopying\n- (id)copyWithZone:(NSZone *)zone\n{\n\t// Don't forget - this will return a retained copy!\n\tASIHTTPRequest *newRequest = [[[self class] alloc] initWithURL:[self url]];\n\t[newRequest setDelegate:[self delegate]];\n\t[newRequest setRequestMethod:[self requestMethod]];\n\t[newRequest setPostBody:[self postBody]];\n\t[newRequest setShouldStreamPostDataFromDisk:[self shouldStreamPostDataFromDisk]];\n\t[newRequest setPostBodyFilePath:[self postBodyFilePath]];\n\t[newRequest setRequestHeaders:[[[self requestHeaders] mutableCopyWithZone:zone] autorelease]];\n\t[newRequest setRequestCookies:[[[self requestCookies] mutableCopyWithZone:zone] autorelease]];\n\t[newRequest setUseCookiePersistence:[self useCookiePersistence]];\n\t[newRequest setUseKeychainPersistence:[self useKeychainPersistence]];\n\t[newRequest setUseSessionPersistence:[self useSessionPersistence]];\n\t[newRequest setAllowCompressedResponse:[self allowCompressedResponse]];\n\t[newRequest setDownloadDestinationPath:[self downloadDestinationPath]];\n\t[newRequest setTemporaryFileDownloadPath:[self temporaryFileDownloadPath]];\n\t[newRequest setUsername:[self username]];\n\t[newRequest setPassword:[self password]];\n\t[newRequest setDomain:[self domain]];\n\t[newRequest setProxyUsername:[self proxyUsername]];\n\t[newRequest setProxyPassword:[self proxyPassword]];\n\t[newRequest setProxyDomain:[self proxyDomain]];\n\t[newRequest setProxyHost:[self proxyHost]];\n\t[newRequest setProxyPort:[self proxyPort]];\n\t[newRequest setProxyType:[self proxyType]];\n\t[newRequest setUploadProgressDelegate:[self uploadProgressDelegate]];\n\t[newRequest setDownloadProgressDelegate:[self downloadProgressDelegate]];\n\t[newRequest setShouldPresentAuthenticationDialog:[self shouldPresentAuthenticationDialog]];\n\t[newRequest setShouldPresentProxyAuthenticationDialog:[self shouldPresentProxyAuthenticationDialog]];\n\t[newRequest setPostLength:[self postLength]];\n\t[newRequest setHaveBuiltPostBody:[self haveBuiltPostBody]];\n\t[newRequest setDidStartSelector:[self didStartSelector]];\n\t[newRequest setDidFinishSelector:[self didFinishSelector]];\n\t[newRequest setDidFailSelector:[self didFailSelector]];\n\t[newRequest setTimeOutSeconds:[self timeOutSeconds]];\n\t[newRequest setShouldResetDownloadProgress:[self shouldResetDownloadProgress]];\n\t[newRequest setShouldResetUploadProgress:[self shouldResetUploadProgress]];\n\t[newRequest setShowAccurateProgress:[self showAccurateProgress]];\n\t[newRequest setDefaultResponseEncoding:[self defaultResponseEncoding]];\n\t[newRequest setAllowResumeForFileDownloads:[self allowResumeForFileDownloads]];\n\t[newRequest setUserInfo:[[[self userInfo] copyWithZone:zone] autorelease]];\n\t[newRequest setTag:[self tag]];\n\t[newRequest setUseHTTPVersionOne:[self useHTTPVersionOne]];\n\t[newRequest setShouldRedirect:[self shouldRedirect]];\n\t[newRequest setValidatesSecureCertificate:[self validatesSecureCertificate]];\n [newRequest setClientCertificateIdentity:clientCertificateIdentity];\n\t[newRequest setClientCertificates:[[clientCertificates copy] autorelease]];\n\t[newRequest setPACurl:[self PACurl]];\n\t[newRequest setShouldPresentCredentialsBeforeChallenge:[self shouldPresentCredentialsBeforeChallenge]];\n\t[newRequest setNumberOfTimesToRetryOnTimeout:[self numberOfTimesToRetryOnTimeout]];\n\t[newRequest setShouldUseRFC2616RedirectBehaviour:[self shouldUseRFC2616RedirectBehaviour]];\n\t[newRequest setShouldAttemptPersistentConnection:[self shouldAttemptPersistentConnection]];\n\t[newRequest setPersistentConnectionTimeoutSeconds:[self persistentConnectionTimeoutSeconds]];\n [newRequest setAuthenticationScheme:[self authenticationScheme]];\n\treturn newRequest;\n}\n\n#pragma mark default time out\n\n+ (NSTimeInterval)defaultTimeOutSeconds\n{\n\treturn defaultTimeOutSeconds;\n}\n\n+ (void)setDefaultTimeOutSeconds:(NSTimeInterval)newTimeOutSeconds\n{\n\tdefaultTimeOutSeconds = newTimeOutSeconds;\n}\n\n\n#pragma mark client certificate\n\n- (void)setClientCertificateIdentity:(SecIdentityRef)anIdentity {\n if(clientCertificateIdentity) {\n CFRelease(clientCertificateIdentity);\n }\n \n clientCertificateIdentity = anIdentity;\n \n\tif (clientCertificateIdentity) {\n\t\tCFRetain(clientCertificateIdentity);\n\t}\n}\n\n\n#pragma mark session credentials\n\n+ (NSMutableArray *)sessionProxyCredentialsStore\n{\n\t[sessionCredentialsLock lock];\n\tif (!sessionProxyCredentialsStore) {\n\t\tsessionProxyCredentialsStore = [[NSMutableArray alloc] init];\n\t}\n\t[sessionCredentialsLock unlock];\n\treturn sessionProxyCredentialsStore;\n}\n\n+ (NSMutableArray *)sessionCredentialsStore\n{\n\t[sessionCredentialsLock lock];\n\tif (!sessionCredentialsStore) {\n\t\tsessionCredentialsStore = [[NSMutableArray alloc] init];\n\t}\n\t[sessionCredentialsLock unlock];\n\treturn sessionCredentialsStore;\n}\n\n+ (void)storeProxyAuthenticationCredentialsInSessionStore:(NSDictionary *)credentials\n{\n\t[sessionCredentialsLock lock];\n\t[self removeProxyAuthenticationCredentialsFromSessionStore:[credentials objectForKey:@\"Credentials\"]];\n\t[[[self class] sessionProxyCredentialsStore] addObject:credentials];\n\t[sessionCredentialsLock unlock];\n}\n\n+ (void)storeAuthenticationCredentialsInSessionStore:(NSDictionary *)credentials\n{\n\t[sessionCredentialsLock lock];\n\t[self removeAuthenticationCredentialsFromSessionStore:[credentials objectForKey:@\"Credentials\"]];\n\t[[[self class] sessionCredentialsStore] addObject:credentials];\n\t[sessionCredentialsLock unlock];\n}\n\n+ (void)removeProxyAuthenticationCredentialsFromSessionStore:(NSDictionary *)credentials\n{\n\t[sessionCredentialsLock lock];\n\tNSMutableArray *sessionCredentialsList = [[self class] sessionProxyCredentialsStore];\n\tNSUInteger i;\n\tfor (i=0; i<[sessionCredentialsList count]; i++) {\n\t\tNSDictionary *theCredentials = [sessionCredentialsList objectAtIndex:i];\n\t\tif ([theCredentials objectForKey:@\"Credentials\"] == credentials) {\n\t\t\t[sessionCredentialsList removeObjectAtIndex:i];\n\t\t\t[sessionCredentialsLock unlock];\n\t\t\treturn;\n\t\t}\n\t}\n\t[sessionCredentialsLock unlock];\n}\n\n+ (void)removeAuthenticationCredentialsFromSessionStore:(NSDictionary *)credentials\n{\n\t[sessionCredentialsLock lock];\n\tNSMutableArray *sessionCredentialsList = [[self class] sessionCredentialsStore];\n\tNSUInteger i;\n\tfor (i=0; i<[sessionCredentialsList count]; i++) {\n\t\tNSDictionary *theCredentials = [sessionCredentialsList objectAtIndex:i];\n\t\tif ([theCredentials objectForKey:@\"Credentials\"] == credentials) {\n\t\t\t[sessionCredentialsList removeObjectAtIndex:i];\n\t\t\t[sessionCredentialsLock unlock];\n\t\t\treturn;\n\t\t}\n\t}\n\t[sessionCredentialsLock unlock];\n}\n\n- (NSDictionary *)findSessionProxyAuthenticationCredentials\n{\n\t[sessionCredentialsLock lock];\n\tNSMutableArray *sessionCredentialsList = [[self class] sessionProxyCredentialsStore];\n\tfor (NSDictionary *theCredentials in sessionCredentialsList) {\n\t\tif ([[theCredentials objectForKey:@\"Host\"] isEqualToString:[self proxyHost]] && [[theCredentials objectForKey:@\"Port\"] intValue] == [self proxyPort]) {\n\t\t\t[sessionCredentialsLock unlock];\n\t\t\treturn theCredentials;\n\t\t}\n\t}\n\t[sessionCredentialsLock unlock];\n\treturn nil;\n}\n\n\n- (NSDictionary *)findSessionAuthenticationCredentials\n{\n\t[sessionCredentialsLock lock];\n\tNSMutableArray *sessionCredentialsList = [[self class] sessionCredentialsStore];\n\tNSURL *requestURL = [self url];\n\n\tBOOL haveFoundExactMatch;\n\tNSDictionary *closeMatch = nil;\n\n\t// Loop through all the cached credentials we have, looking for the best match for this request\n\tfor (NSDictionary *theCredentials in sessionCredentialsList) {\n\t\t\n\t\thaveFoundExactMatch = NO;\n\t\tNSURL *cachedCredentialsURL = [theCredentials objectForKey:@\"URL\"];\n\n\t\t// Find an exact match (same url)\n\t\tif ([cachedCredentialsURL isEqual:[self url]]) {\n\t\t\thaveFoundExactMatch = YES;\n\n\t\t// This is not an exact match for the url, and we already have a close match we can use\n\t\t} else if (closeMatch) {\n\t\t\tcontinue;\n\n\t\t// Find a close match (same host, scheme and port)\n\t\t} else if ([[cachedCredentialsURL host] isEqualToString:[requestURL host]] && ([cachedCredentialsURL port] == [requestURL port] || ([requestURL port] && [[cachedCredentialsURL port] isEqualToNumber:[requestURL port]])) && [[cachedCredentialsURL scheme] isEqualToString:[requestURL scheme]]) {\n\t\t} else {\n\t\t\tcontinue;\n\t\t}\n\n\t\t// Just a sanity check to ensure we never choose credentials from a different realm. Can't really do more than that, as either this request or the stored credentials may not have a realm when the other does\n\t\tif ([self authenticationRealm] && ([theCredentials objectForKey:@\"AuthenticationRealm\"] && ![[theCredentials objectForKey:@\"AuthenticationRealm\"] isEqualToString:[self authenticationRealm]])) {\n\t\t\tcontinue;\n\t\t}\n\n\t\t// If we have a username and password set on the request, check that they are the same as the cached ones\n\t\tif ([self username] && [self password]) {\n\t\t\tNSDictionary *usernameAndPassword = [theCredentials objectForKey:@\"Credentials\"];\n\t\t\tNSString *storedUsername = [usernameAndPassword objectForKey:(NSString *)kCFHTTPAuthenticationUsername];\n\t\t\tNSString *storedPassword = [usernameAndPassword objectForKey:(NSString *)kCFHTTPAuthenticationPassword];\n\t\t\tif (![storedUsername isEqualToString:[self username]] || ![storedPassword isEqualToString:[self password]]) {\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t}\n\n\t\t// If we have an exact match for the url, use those credentials\n\t\tif (haveFoundExactMatch) {\n\t\t\t[sessionCredentialsLock unlock];\n\t\t\treturn theCredentials;\n\t\t}\n\n\t\t// We have no exact match, let's remember that we have a good match for this server, and we'll use it at the end if we don't find an exact match\n\t\tcloseMatch = theCredentials;\n\t}\n\t[sessionCredentialsLock unlock];\n\n\t// Return credentials that matched on host, port and scheme, or nil if we didn't find any\n\treturn closeMatch;\n}\n\n#pragma mark keychain storage\n\n+ (void)saveCredentials:(NSURLCredential *)credentials forHost:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm\n{\n\tNSURLProtectionSpace *protectionSpace = [[[NSURLProtectionSpace alloc] initWithHost:host port:port protocol:protocol realm:realm authenticationMethod:NSURLAuthenticationMethodDefault] autorelease];\n\t[[NSURLCredentialStorage sharedCredentialStorage] setDefaultCredential:credentials forProtectionSpace:protectionSpace];\n}\n\n+ (void)saveCredentials:(NSURLCredential *)credentials forProxy:(NSString *)host port:(int)port realm:(NSString *)realm\n{\n\tNSURLProtectionSpace *protectionSpace = [[[NSURLProtectionSpace alloc] initWithProxyHost:host port:port type:NSURLProtectionSpaceHTTPProxy realm:realm authenticationMethod:NSURLAuthenticationMethodDefault] autorelease];\n\t[[NSURLCredentialStorage sharedCredentialStorage] setDefaultCredential:credentials forProtectionSpace:protectionSpace];\n}\n\n+ (NSURLCredential *)savedCredentialsForHost:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm\n{\n\tNSURLProtectionSpace *protectionSpace = [[[NSURLProtectionSpace alloc] initWithHost:host port:port protocol:protocol realm:realm authenticationMethod:NSURLAuthenticationMethodDefault] autorelease];\n\treturn [[NSURLCredentialStorage sharedCredentialStorage] defaultCredentialForProtectionSpace:protectionSpace];\n}\n\n+ (NSURLCredential *)savedCredentialsForProxy:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm\n{\n\tNSURLProtectionSpace *protectionSpace = [[[NSURLProtectionSpace alloc] initWithProxyHost:host port:port type:NSURLProtectionSpaceHTTPProxy realm:realm authenticationMethod:NSURLAuthenticationMethodDefault] autorelease];\n\treturn [[NSURLCredentialStorage sharedCredentialStorage] defaultCredentialForProtectionSpace:protectionSpace];\n}\n\n+ (void)removeCredentialsForHost:(NSString *)host port:(int)port protocol:(NSString *)protocol realm:(NSString *)realm\n{\n\tNSURLProtectionSpace *protectionSpace = [[[NSURLProtectionSpace alloc] initWithHost:host port:port protocol:protocol realm:realm authenticationMethod:NSURLAuthenticationMethodDefault] autorelease];\n\tNSURLCredential *credential = [[NSURLCredentialStorage sharedCredentialStorage] defaultCredentialForProtectionSpace:protectionSpace];\n\tif (credential) {\n\t\t[[NSURLCredentialStorage sharedCredentialStorage] removeCredential:credential forProtectionSpace:protectionSpace];\n\t}\n}\n\n+ (void)removeCredentialsForProxy:(NSString *)host port:(int)port realm:(NSString *)realm\n{\n\tNSURLProtectionSpace *protectionSpace = [[[NSURLProtectionSpace alloc] initWithProxyHost:host port:port type:NSURLProtectionSpaceHTTPProxy realm:realm authenticationMethod:NSURLAuthenticationMethodDefault] autorelease];\n\tNSURLCredential *credential = [[NSURLCredentialStorage sharedCredentialStorage] defaultCredentialForProtectionSpace:protectionSpace];\n\tif (credential) {\n\t\t[[NSURLCredentialStorage sharedCredentialStorage] removeCredential:credential forProtectionSpace:protectionSpace];\n\t}\n}\n\n+ (NSMutableArray *)sessionCookies\n{\n\t[sessionCookiesLock lock];\n\tif (!sessionCookies) {\n\t\t[ASIHTTPRequest setSessionCookies:[NSMutableArray array]];\n\t}\n\tNSMutableArray *cookies = [[sessionCookies retain] autorelease];\n\t[sessionCookiesLock unlock];\n\treturn cookies;\n}\n\n+ (void)setSessionCookies:(NSMutableArray *)newSessionCookies\n{\n\t[sessionCookiesLock lock];\n\t// Remove existing cookies from the persistent store\n\tfor (NSHTTPCookie *cookie in sessionCookies) {\n\t\t[[NSHTTPCookieStorage sharedHTTPCookieStorage] deleteCookie:cookie];\n\t}\n\t[sessionCookies release];\n\tsessionCookies = [newSessionCookies retain];\n\t[sessionCookiesLock unlock];\n}\n\n+ (void)addSessionCookie:(NSHTTPCookie *)newCookie\n{\n\t[sessionCookiesLock lock];\n\tNSHTTPCookie *cookie;\n\tNSUInteger i;\n\tNSUInteger max = [[ASIHTTPRequest sessionCookies] count];\n\tfor (i=0; i 0) {\n\t\t\t\tif ([self readStreamIsScheduled]) {\n\t\t\t\t\t[self unscheduleReadStream];\n\t\t\t\t\t#if DEBUG_THROTTLING\n\t\t\t\t\tASI_DEBUG_LOG(@\"[THROTTLING] Sleeping request %@ until after %@\",self,throttleWakeUpTime);\n\t\t\t\t\t#endif\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tif (![self readStreamIsScheduled]) {\n\t\t\t\t\t[self scheduleReadStream];\n\t\t\t\t\t#if DEBUG_THROTTLING\n\t\t\t\t\tASI_DEBUG_LOG(@\"[THROTTLING] Waking up request %@\",self);\n\t\t\t\t\t#endif\n\t\t\t\t}\n\t\t\t}\n\t\t} \n\t\t[bandwidthThrottlingLock unlock];\n\t\t\n\t// Bandwidth throttling must have been turned off since we last looked, let's re-schedule the stream\n\t} else if (![self readStreamIsScheduled]) {\n\t\t[self scheduleReadStream];\t\t\t\n\t}\n}\n\n+ (BOOL)isBandwidthThrottled\n{\n#if TARGET_OS_IPHONE\n\t[bandwidthThrottlingLock lock];\n\n\tBOOL throttle = isBandwidthThrottled || (!shouldThrottleBandwidthForWWANOnly && (maxBandwidthPerSecond > 0));\n\t[bandwidthThrottlingLock unlock];\n\treturn throttle;\n#else\n\t[bandwidthThrottlingLock lock];\n\tBOOL throttle = (maxBandwidthPerSecond > 0);\n\t[bandwidthThrottlingLock unlock];\n\treturn throttle;\n#endif\n}\n\n+ (unsigned long)maxBandwidthPerSecond\n{\n\t[bandwidthThrottlingLock lock];\n\tunsigned long amount = maxBandwidthPerSecond;\n\t[bandwidthThrottlingLock unlock];\n\treturn amount;\n}\n\n+ (void)setMaxBandwidthPerSecond:(unsigned long)bytes\n{\n\t[bandwidthThrottlingLock lock];\n\tmaxBandwidthPerSecond = bytes;\n\t[bandwidthThrottlingLock unlock];\n}\n\n+ (void)incrementBandwidthUsedInLastSecond:(unsigned long)bytes\n{\n\t[bandwidthThrottlingLock lock];\n\tbandwidthUsedInLastSecond += bytes;\n\t[bandwidthThrottlingLock unlock];\n}\n\n+ (void)recordBandwidthUsage\n{\n\tif (bandwidthUsedInLastSecond == 0) {\n\t\t[bandwidthUsageTracker removeAllObjects];\n\t} else {\n\t\tNSTimeInterval interval = [bandwidthMeasurementDate timeIntervalSinceNow];\n\t\twhile ((interval < 0 || [bandwidthUsageTracker count] > 5) && [bandwidthUsageTracker count] > 0) {\n\t\t\t[bandwidthUsageTracker removeObjectAtIndex:0];\n\t\t\tinterval++;\n\t\t}\n\t}\n\t#if DEBUG_THROTTLING\n\tASI_DEBUG_LOG(@\"[THROTTLING] ===Used: %u bytes of bandwidth in last measurement period===\",bandwidthUsedInLastSecond);\n\t#endif\n\t[bandwidthUsageTracker addObject:[NSNumber numberWithUnsignedLong:bandwidthUsedInLastSecond]];\n\t[bandwidthMeasurementDate release];\n\tbandwidthMeasurementDate = [[NSDate dateWithTimeIntervalSinceNow:1] retain];\n\tbandwidthUsedInLastSecond = 0;\n\t\n\tNSUInteger measurements = [bandwidthUsageTracker count];\n\tunsigned long totalBytes = 0;\n\tfor (NSNumber *bytes in bandwidthUsageTracker) {\n\t\ttotalBytes += [bytes unsignedLongValue];\n\t}\n\taverageBandwidthUsedPerSecond = totalBytes/measurements;\t\t\n}\n\n+ (unsigned long)averageBandwidthUsedPerSecond\n{\n\t[bandwidthThrottlingLock lock];\n\tunsigned long amount = \taverageBandwidthUsedPerSecond;\n\t[bandwidthThrottlingLock unlock];\n\treturn amount;\n}\n\n+ (void)measureBandwidthUsage\n{\n\t// Other requests may have to wait for this lock if we're sleeping, but this is fine, since in that case we already know they shouldn't be sending or receiving data\n\t[bandwidthThrottlingLock lock];\n\n\tif (!bandwidthMeasurementDate || [bandwidthMeasurementDate timeIntervalSinceNow] < -0) {\n\t\t[ASIHTTPRequest recordBandwidthUsage];\n\t}\n\t\n\t// Are we performing bandwidth throttling?\n\tif (\n\t#if TARGET_OS_IPHONE\n\tisBandwidthThrottled || (!shouldThrottleBandwidthForWWANOnly && (maxBandwidthPerSecond))\n\t#else\n\tmaxBandwidthPerSecond\n\t#endif\n\t) {\n\t\t// How much data can we still send or receive this second?\n\t\tlong long bytesRemaining = (long long)maxBandwidthPerSecond - (long long)bandwidthUsedInLastSecond;\n\t\t\t\n\t\t// Have we used up our allowance?\n\t\tif (bytesRemaining < 0) {\n\t\t\t\n\t\t\t// Yes, put this request to sleep until a second is up, with extra added punishment sleeping time for being very naughty (we have used more bandwidth than we were allowed)\n\t\t\tdouble extraSleepyTime = (-bytesRemaining/(maxBandwidthPerSecond*1.0));\n\t\t\t[throttleWakeUpTime release];\n\t\t\tthrottleWakeUpTime = [[NSDate alloc] initWithTimeInterval:extraSleepyTime sinceDate:bandwidthMeasurementDate];\n\t\t}\n\t}\n\t[bandwidthThrottlingLock unlock];\n}\n\t\n+ (unsigned long)maxUploadReadLength\n{\n\t[bandwidthThrottlingLock lock];\n\t\n\t// We'll split our bandwidth allowance into 4 (which is the default for an ASINetworkQueue's max concurrent operations count) to give all running requests a fighting chance of reading data this cycle\n\tlong long toRead = maxBandwidthPerSecond/4;\n\tif (maxBandwidthPerSecond > 0 && (bandwidthUsedInLastSecond + toRead > maxBandwidthPerSecond)) {\n\t\ttoRead = (long long)maxBandwidthPerSecond-(long long)bandwidthUsedInLastSecond;\n\t\tif (toRead < 0) {\n\t\t\ttoRead = 0;\n\t\t}\n\t}\n\t\n\tif (toRead == 0 || !bandwidthMeasurementDate || [bandwidthMeasurementDate timeIntervalSinceNow] < -0) {\n\t\t[throttleWakeUpTime release];\n\t\tthrottleWakeUpTime = [bandwidthMeasurementDate retain];\n\t}\n\t[bandwidthThrottlingLock unlock];\t\n\treturn (unsigned long)toRead;\n}\n\t\n\n#if TARGET_OS_IPHONE\n+ (void)setShouldThrottleBandwidthForWWAN:(BOOL)throttle\n{\n\tif (throttle) {\n\t\t[ASIHTTPRequest throttleBandwidthForWWANUsingLimit:ASIWWANBandwidthThrottleAmount];\n\t} else {\n\t\t[ASIHTTPRequest unsubscribeFromNetworkReachabilityNotifications];\n\t\t[ASIHTTPRequest setMaxBandwidthPerSecond:0];\n\t\t[bandwidthThrottlingLock lock];\n\t\tisBandwidthThrottled = NO;\n\t\tshouldThrottleBandwidthForWWANOnly = NO;\n\t\t[bandwidthThrottlingLock unlock];\n\t}\n}\n\n+ (void)throttleBandwidthForWWANUsingLimit:(unsigned long)limit\n{\t\n\t[bandwidthThrottlingLock lock];\n\tshouldThrottleBandwidthForWWANOnly = YES;\n\tmaxBandwidthPerSecond = limit;\n\t[ASIHTTPRequest registerForNetworkReachabilityNotifications];\t\n\t[bandwidthThrottlingLock unlock];\n\t[ASIHTTPRequest reachabilityChanged:nil];\n}\n\n#pragma mark reachability\n\n+ (void)registerForNetworkReachabilityNotifications\n{\n\t[[Reachability reachabilityForInternetConnection] startNotifier];\n\t[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(reachabilityChanged:) name:kReachabilityChangedNotification object:nil];\n}\n\n\n+ (void)unsubscribeFromNetworkReachabilityNotifications\n{\n\t[[NSNotificationCenter defaultCenter] removeObserver:self name:kReachabilityChangedNotification object:nil];\n}\n\n+ (BOOL)isNetworkReachableViaWWAN\n{\n\treturn ([[Reachability reachabilityForInternetConnection] currentReachabilityStatus] == ReachableViaWWAN);\t\n}\n\n+ (void)reachabilityChanged:(NSNotification *)note\n{\n\t[bandwidthThrottlingLock lock];\n\tisBandwidthThrottled = [ASIHTTPRequest isNetworkReachableViaWWAN];\n\t[bandwidthThrottlingLock unlock];\n}\n#endif\n\n#pragma mark queue\n\n// Returns the shared queue\n+ (NSOperationQueue *)sharedQueue\n{\n return [[sharedQueue retain] autorelease];\n}\n\n#pragma mark cache\n\n+ (void)setDefaultCache:(id )cache\n{\n\t@synchronized (self) {\n\t\t[cache retain];\n\t\t[defaultCache release];\n\t\tdefaultCache = cache;\n\t}\n}\n\n+ (id )defaultCache\n{\n @synchronized(self) {\n return [[defaultCache retain] autorelease];\n }\n\treturn nil;\n}\n\n\n#pragma mark network activity\n\n+ (BOOL)isNetworkInUse\n{\n\t[connectionsLock lock];\n\tBOOL inUse = (runningRequestCount > 0);\n\t[connectionsLock unlock];\n\treturn inUse;\n}\n\n+ (void)setShouldUpdateNetworkActivityIndicator:(BOOL)shouldUpdate\n{\n\t[connectionsLock lock];\n\tshouldUpdateNetworkActivityIndicator = shouldUpdate;\n\t[connectionsLock unlock];\n}\n\n+ (void)showNetworkActivityIndicator\n{\n#if TARGET_OS_IPHONE\n\t[[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:YES];\n#endif\n}\n\n+ (void)hideNetworkActivityIndicator\n{\n#if TARGET_OS_IPHONE\n\t[[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];\t\n#endif\n}\n\n\n/* Always called on main thread */\n+ (void)hideNetworkActivityIndicatorAfterDelay\n{\n\t[self performSelector:@selector(hideNetworkActivityIndicatorIfNeeeded) withObject:nil afterDelay:0.5];\n}\n\n+ (void)hideNetworkActivityIndicatorIfNeeeded\n{\n\t[connectionsLock lock];\n\tif (runningRequestCount == 0) {\n\t\t[self hideNetworkActivityIndicator];\n\t}\n\t[connectionsLock unlock];\n}\n\n\n#pragma mark threading behaviour\n\n// In the default implementation, all requests run in a single background thread\n// Advanced users only: Override this method in a subclass for a different threading behaviour\n// Eg: return [NSThread mainThread] to run all requests in the main thread\n// Alternatively, you can create a thread on demand, or manage a pool of threads\n// Threads returned by this method will need to run the runloop in default mode (eg CFRunLoopRun())\n// Requests will stop the runloop when they complete\n// If you have multiple requests sharing the thread or you want to re-use the thread, you'll need to restart the runloop\n+ (NSThread *)threadForRequest:(ASIHTTPRequest *)request\n{\n\tif (networkThread == nil) {\n\t\t@synchronized(self) {\n\t\t\tif (networkThread == nil) {\n\t\t\t\tnetworkThread = [[NSThread alloc] initWithTarget:self selector:@selector(runRequests) object:nil];\n\t\t\t\t[networkThread start];\n\t\t\t}\n\t\t}\n\t}\n\treturn networkThread;\n}\n\n+ (void)runRequests\n{\n\t// Should keep the runloop from exiting\n\tCFRunLoopSourceContext context = {0, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL};\n\tCFRunLoopSourceRef source = CFRunLoopSourceCreate(kCFAllocatorDefault, 0, &context);\n\tCFRunLoopAddSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);\n\n BOOL runAlways = YES; // Introduced to cheat Static Analyzer\n\twhile (runAlways) {\n\t\tNSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];\n\t\tCFRunLoopRun();\n\t\t[pool drain];\n\t}\n\n\t// Should never be called, but anyway\n\tCFRunLoopRemoveSource(CFRunLoopGetCurrent(), source, kCFRunLoopDefaultMode);\n\tCFRelease(source);\n}\n\n#pragma mark miscellany \n\n#if TARGET_OS_IPHONE\n+ (BOOL)isMultitaskingSupported\n{\n\tBOOL multiTaskingSupported = NO;\n\tif ([[UIDevice currentDevice] respondsToSelector:@selector(isMultitaskingSupported)]) {\n\t\tmultiTaskingSupported = [(id)[UIDevice currentDevice] isMultitaskingSupported];\n\t}\n\treturn multiTaskingSupported;\n}\n#endif\n\n// From: http://www.cocoadev.com/index.pl?BaseSixtyFour\n\n+ (NSString*)base64forData:(NSData*)theData {\n\t\n\tconst uint8_t* input = (const uint8_t*)[theData bytes];\n\tNSInteger length = [theData length];\n\t\n static char table[] = \"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=\";\n\t\n NSMutableData* data = [NSMutableData dataWithLength:((length + 2) / 3) * 4];\n uint8_t* output = (uint8_t*)data.mutableBytes;\n\t\n\tNSInteger i,i2;\n for (i=0; i < length; i += 3) {\n NSInteger value = 0;\n\t\tfor (i2=0; i2<3; i2++) {\n value <<= 8;\n if (i+i2 < length) {\n value |= (0xFF & input[i+i2]);\n }\n }\n\t\t\n NSInteger theIndex = (i / 3) * 4;\n output[theIndex + 0] = table[(value >> 18) & 0x3F];\n output[theIndex + 1] = table[(value >> 12) & 0x3F];\n output[theIndex + 2] = (i + 1) < length ? table[(value >> 6) & 0x3F] : '=';\n output[theIndex + 3] = (i + 2) < length ? table[(value >> 0) & 0x3F] : '=';\n }\n\t\n return [[[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding] autorelease];\n}\n\n+ (NSDate *)expiryDateForRequest:(ASIHTTPRequest *)request maxAge:(NSTimeInterval)maxAge\n{\n\tNSDictionary *responseHeaders = [request responseHeaders];\n \n\t// If we weren't given a custom max-age, lets look for one in the response headers\n\tif (!maxAge) {\n\t\tNSString *cacheControl = [[responseHeaders objectForKey:@\"Cache-Control\"] lowercaseString];\n\t\tif (cacheControl) {\n\t\t\tNSScanner *scanner = [NSScanner scannerWithString:cacheControl];\n\t\t\t[scanner scanUpToString:@\"max-age\" intoString:NULL];\n\t\t\tif ([scanner scanString:@\"max-age\" intoString:NULL]) {\n\t\t\t\t[scanner scanString:@\"=\" intoString:NULL];\n\t\t\t\t[scanner scanDouble:&maxAge];\n\t\t\t}\n\t\t}\n\t}\n \n\t// RFC 2612 says max-age must override any Expires header\n\tif (maxAge) {\n\t\treturn [[NSDate date] addTimeInterval:maxAge];\n\t} else {\n\t\tNSString *expires = [responseHeaders objectForKey:@\"Expires\"];\n\t\tif (expires) {\n\t\t\treturn [ASIHTTPRequest dateFromRFC1123String:expires];\n\t\t}\n\t}\n\treturn nil;\n}\n\n// Based on hints from http://stackoverflow.com/questions/1850824/parsing-a-rfc-822-date-with-nsdateformatter\n+ (NSDate *)dateFromRFC1123String:(NSString *)string\n{\n\tNSDateFormatter *formatter = [[[NSDateFormatter alloc] init] autorelease];\n\t[formatter setLocale:[[[NSLocale alloc] initWithLocaleIdentifier:@\"en_US_POSIX\"] autorelease]];\n\t// Does the string include a week day?\n\tNSString *day = @\"\";\n\tif ([string rangeOfString:@\",\"].location != NSNotFound) {\n\t\tday = @\"EEE, \";\n\t}\n\t// Does the string include seconds?\n\tNSString *seconds = @\"\";\n\tif ([[string componentsSeparatedByString:@\":\"] count] == 3) {\n\t\tseconds = @\":ss\";\n\t}\n\t[formatter setDateFormat:[NSString stringWithFormat:@\"%@dd MMM yyyy HH:mm%@ z\",day,seconds]];\n\treturn [formatter dateFromString:string];\n}\n\n+ (void)parseMimeType:(NSString **)mimeType andResponseEncoding:(NSStringEncoding *)stringEncoding fromContentType:(NSString *)contentType\n{\n\tif (!contentType) {\n\t\treturn;\n\t}\n\tNSScanner *charsetScanner = [NSScanner scannerWithString: contentType];\n\tif (![charsetScanner scanUpToString:@\";\" intoString:mimeType] || [charsetScanner scanLocation] == [contentType length]) {\n\t\t*mimeType = [contentType stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];\n\t\treturn;\n\t}\n\t*mimeType = [*mimeType stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];\n\tNSString *charsetSeparator = @\"charset=\";\n\tNSString *IANAEncoding = nil;\n\n\tif ([charsetScanner scanUpToString: charsetSeparator intoString: NULL] && [charsetScanner scanLocation] < [contentType length]) {\n\t\t[charsetScanner setScanLocation: [charsetScanner scanLocation] + [charsetSeparator length]];\n\t\t[charsetScanner scanUpToString: @\";\" intoString: &IANAEncoding];\n\t}\n\n\tif (IANAEncoding) {\n\t\tCFStringEncoding cfEncoding = CFStringConvertIANACharSetNameToEncoding((CFStringRef)IANAEncoding);\n\t\tif (cfEncoding != kCFStringEncodingInvalidId) {\n\t\t\t*stringEncoding = CFStringConvertEncodingToNSStringEncoding(cfEncoding);\n\t\t}\n\t}\n}\n\n#pragma mark -\n#pragma mark blocks\n#if NS_BLOCKS_AVAILABLE\n- (void)setStartedBlock:(ASIBasicBlock)aStartedBlock\n{\n\t[startedBlock release];\n\tstartedBlock = [aStartedBlock copy];\n}\n\n- (void)setHeadersReceivedBlock:(ASIHeadersBlock)aReceivedBlock\n{\n\t[headersReceivedBlock release];\n\theadersReceivedBlock = [aReceivedBlock copy];\n}\n\n- (void)setCompletionBlock:(ASIBasicBlock)aCompletionBlock\n{\n\t[completionBlock release];\n\tcompletionBlock = [aCompletionBlock copy];\n}\n\n- (void)setFailedBlock:(ASIBasicBlock)aFailedBlock\n{\n\t[failureBlock release];\n\tfailureBlock = [aFailedBlock copy];\n}\n\n- (void)setBytesReceivedBlock:(ASIProgressBlock)aBytesReceivedBlock\n{\n\t[bytesReceivedBlock release];\n\tbytesReceivedBlock = [aBytesReceivedBlock copy];\n}\n\n- (void)setBytesSentBlock:(ASIProgressBlock)aBytesSentBlock\n{\n\t[bytesSentBlock release];\n\tbytesSentBlock = [aBytesSentBlock copy];\n}\n\n- (void)setDownloadSizeIncrementedBlock:(ASISizeBlock)aDownloadSizeIncrementedBlock{\n\t[downloadSizeIncrementedBlock release];\n\tdownloadSizeIncrementedBlock = [aDownloadSizeIncrementedBlock copy];\n}\n\n- (void)setUploadSizeIncrementedBlock:(ASISizeBlock)anUploadSizeIncrementedBlock\n{\n\t[uploadSizeIncrementedBlock release];\n\tuploadSizeIncrementedBlock = [anUploadSizeIncrementedBlock copy];\n}\n\n- (void)setDataReceivedBlock:(ASIDataBlock)aReceivedBlock\n{\n\t[dataReceivedBlock release];\n\tdataReceivedBlock = [aReceivedBlock copy];\n}\n\n- (void)setAuthenticationNeededBlock:(ASIBasicBlock)anAuthenticationBlock\n{\n\t[authenticationNeededBlock release];\n\tauthenticationNeededBlock = [anAuthenticationBlock copy];\n}\n- (void)setProxyAuthenticationNeededBlock:(ASIBasicBlock)aProxyAuthenticationBlock\n{\n\t[proxyAuthenticationNeededBlock release];\n\tproxyAuthenticationNeededBlock = [aProxyAuthenticationBlock copy];\n}\n- (void)setRequestRedirectedBlock:(ASIBasicBlock)aRedirectBlock\n{\n\t[requestRedirectedBlock release];\n\trequestRedirectedBlock = [aRedirectBlock copy];\n}\n#endif\n\n#pragma mark ===\n\n@synthesize username;\n@synthesize password;\n@synthesize userAgent;\n@synthesize domain;\n@synthesize proxyUsername;\n@synthesize proxyPassword;\n@synthesize proxyDomain;\n@synthesize url;\n@synthesize originalURL;\n@synthesize delegate;\n@synthesize queue;\n@synthesize uploadProgressDelegate;\n@synthesize downloadProgressDelegate;\n@synthesize useKeychainPersistence;\n@synthesize useSessionPersistence;\n@synthesize useCookiePersistence;\n@synthesize downloadDestinationPath;\n@synthesize temporaryFileDownloadPath;\n@synthesize temporaryUncompressedDataDownloadPath;\n@synthesize didStartSelector;\n@synthesize didReceiveResponseHeadersSelector;\n@synthesize willRedirectSelector;\n@synthesize didFinishSelector;\n@synthesize didFailSelector;\n@synthesize didReceiveDataSelector;\n@synthesize authenticationRealm;\n@synthesize proxyAuthenticationRealm;\n@synthesize error;\n@synthesize complete;\n@synthesize requestHeaders;\n@synthesize responseHeaders;\n@synthesize responseCookies;\n@synthesize requestCookies;\n@synthesize requestCredentials;\n@synthesize responseStatusCode;\n@synthesize rawResponseData;\n@synthesize lastActivityTime;\n@synthesize timeOutSeconds;\n@synthesize requestMethod;\n@synthesize postBody;\n@synthesize compressedPostBody;\n@synthesize contentLength;\n@synthesize partialDownloadSize;\n@synthesize postLength;\n@synthesize shouldResetDownloadProgress;\n@synthesize shouldResetUploadProgress;\n@synthesize mainRequest;\n@synthesize totalBytesRead;\n@synthesize totalBytesSent;\n@synthesize showAccurateProgress;\n@synthesize uploadBufferSize;\n@synthesize defaultResponseEncoding;\n@synthesize responseEncoding;\n@synthesize allowCompressedResponse;\n@synthesize allowResumeForFileDownloads;\n@synthesize userInfo;\n@synthesize tag;\n@synthesize postBodyFilePath;\n@synthesize compressedPostBodyFilePath;\n@synthesize postBodyWriteStream;\n@synthesize postBodyReadStream;\n@synthesize shouldStreamPostDataFromDisk;\n@synthesize didCreateTemporaryPostDataFile;\n@synthesize useHTTPVersionOne;\n@synthesize lastBytesRead;\n@synthesize lastBytesSent;\n@synthesize cancelledLock;\n@synthesize haveBuiltPostBody;\n@synthesize fileDownloadOutputStream;\n@synthesize inflatedFileDownloadOutputStream;\n@synthesize authenticationRetryCount;\n@synthesize proxyAuthenticationRetryCount;\n@synthesize updatedProgress;\n@synthesize shouldRedirect;\n@synthesize validatesSecureCertificate;\n@synthesize needsRedirect;\n@synthesize redirectCount;\n@synthesize shouldCompressRequestBody;\n@synthesize proxyCredentials;\n@synthesize proxyHost;\n@synthesize proxyPort;\n@synthesize proxyType;\n@synthesize PACurl;\n@synthesize authenticationScheme;\n@synthesize proxyAuthenticationScheme;\n@synthesize shouldPresentAuthenticationDialog;\n@synthesize shouldPresentProxyAuthenticationDialog;\n@synthesize authenticationNeeded;\n@synthesize responseStatusMessage;\n@synthesize shouldPresentCredentialsBeforeChallenge;\n@synthesize haveBuiltRequestHeaders;\n@synthesize inProgress;\n@synthesize numberOfTimesToRetryOnTimeout;\n@synthesize retryCount;\n@synthesize willRetryRequest;\n@synthesize shouldAttemptPersistentConnection;\n@synthesize persistentConnectionTimeoutSeconds;\n@synthesize connectionCanBeReused;\n@synthesize connectionInfo;\n@synthesize readStream;\n@synthesize readStreamIsScheduled;\n@synthesize shouldUseRFC2616RedirectBehaviour;\n@synthesize downloadComplete;\n@synthesize requestID;\n@synthesize runLoopMode;\n@synthesize statusTimer;\n@synthesize downloadCache;\n@synthesize cachePolicy;\n@synthesize cacheStoragePolicy;\n@synthesize didUseCachedResponse;\n@synthesize secondsToCache;\n@synthesize clientCertificates;\n@synthesize redirectURL;\n#if TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_4_0\n@synthesize shouldContinueWhenAppEntersBackground;\n#endif\n@synthesize dataDecompressor;\n@synthesize shouldWaitToInflateCompressedResponses;\n\n@synthesize isPACFileRequest;\n@synthesize PACFileRequest;\n@synthesize PACFileReadStream;\n@synthesize PACFileData;\n\n@synthesize isSynchronous;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIHTTPRequestConfig.h", "content": "//\n// ASIHTTPRequestConfig.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 14/12/2009.\n// Copyright 2009 All-Seeing Interactive. All rights reserved.\n//\n\n\n// ======\n// Debug output configuration options\n// ======\n\n// If defined will use the specified function for debug logging\n// Otherwise use NSLog\n#ifndef ASI_DEBUG_LOG\n #define ASI_DEBUG_LOG NSLog\n#endif\n\n// When set to 1 ASIHTTPRequests will print information about what a request is doing\n#ifndef DEBUG_REQUEST_STATUS\n\t#define DEBUG_REQUEST_STATUS 0\n#endif\n\n// When set to 1, ASIFormDataRequests will print information about the request body to the console\n#ifndef DEBUG_FORM_DATA_REQUEST\n\t#define DEBUG_FORM_DATA_REQUEST 0\n#endif\n\n// When set to 1, ASIHTTPRequests will print information about bandwidth throttling to the console\n#ifndef DEBUG_THROTTLING\n\t#define DEBUG_THROTTLING 0\n#endif\n\n// When set to 1, ASIHTTPRequests will print information about persistent connections to the console\n#ifndef DEBUG_PERSISTENT_CONNECTIONS\n\t#define DEBUG_PERSISTENT_CONNECTIONS 0\n#endif\n\n// When set to 1, ASIHTTPRequests will print information about HTTP authentication (Basic, Digest or NTLM) to the console\n#ifndef DEBUG_HTTP_AUTHENTICATION\n #define DEBUG_HTTP_AUTHENTICATION 0\n#endif\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIHTTPRequestDelegate.h", "content": "//\n// ASIHTTPRequestDelegate.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 13/04/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n@class ASIHTTPRequest;\n\n@protocol ASIHTTPRequestDelegate \n\n@optional\n\n// These are the default delegate methods for request status\n// You can use different ones by setting didStartSelector / didFinishSelector / didFailSelector\n- (void)requestStarted:(ASIHTTPRequest *)request;\n- (void)request:(ASIHTTPRequest *)request didReceiveResponseHeaders:(NSDictionary *)responseHeaders;\n- (void)request:(ASIHTTPRequest *)request willRedirectToURL:(NSURL *)newURL;\n- (void)requestFinished:(ASIHTTPRequest *)request;\n- (void)requestFailed:(ASIHTTPRequest *)request;\n- (void)requestRedirected:(ASIHTTPRequest *)request;\n\n// When a delegate implements this method, it is expected to process all incoming data itself\n// This means that responseData / responseString / downloadDestinationPath etc are ignored\n// You can have the request call a different method by setting didReceiveDataSelector\n- (void)request:(ASIHTTPRequest *)request didReceiveData:(NSData *)data;\n\n// If a delegate implements one of these, it will be asked to supply credentials when none are available\n// The delegate can then either restart the request ([request retryUsingSuppliedCredentials]) once credentials have been set\n// or cancel it ([request cancelAuthentication])\n- (void)authenticationNeededForRequest:(ASIHTTPRequest *)request;\n- (void)proxyAuthenticationNeededForRequest:(ASIHTTPRequest *)request;\n\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIInputStream.h", "content": "//\n// ASIInputStream.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 10/08/2009.\n// Copyright 2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \n\n@class ASIHTTPRequest;\n\n// This is a wrapper for NSInputStream that pretends to be an NSInputStream itself\n// Subclassing NSInputStream seems to be tricky, and may involve overriding undocumented methods, so we'll cheat instead.\n// It is used by ASIHTTPRequest whenever we have a request body, and handles measuring and throttling the bandwidth used for uploading\n\n@interface ASIInputStream : NSObject {\n\tNSInputStream *stream;\n\tASIHTTPRequest *request;\n}\n+ (id)inputStreamWithFileAtPath:(NSString *)path request:(ASIHTTPRequest *)request;\n+ (id)inputStreamWithData:(NSData *)data request:(ASIHTTPRequest *)request;\n\n@property (retain, nonatomic) NSInputStream *stream;\n@property (assign, nonatomic) ASIHTTPRequest *request;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIInputStream.m", "content": "//\n// ASIInputStream.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 10/08/2009.\n// Copyright 2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASIInputStream.h\"\n#import \"ASIHTTPRequest.h\"\n\n// Used to ensure only one request can read data at once\nstatic NSLock *readLock = nil;\n\n@implementation ASIInputStream\n\n+ (void)initialize\n{\n\tif (self == [ASIInputStream class]) {\n\t\treadLock = [[NSLock alloc] init];\n\t}\n}\n\n+ (id)inputStreamWithFileAtPath:(NSString *)path request:(ASIHTTPRequest *)theRequest\n{\n\tASIInputStream *theStream = [[[self alloc] init] autorelease];\n\t[theStream setRequest:theRequest];\n\t[theStream setStream:[NSInputStream inputStreamWithFileAtPath:path]];\n\treturn theStream;\n}\n\n+ (id)inputStreamWithData:(NSData *)data request:(ASIHTTPRequest *)theRequest\n{\n\tASIInputStream *theStream = [[[self alloc] init] autorelease];\n\t[theStream setRequest:theRequest];\n\t[theStream setStream:[NSInputStream inputStreamWithData:data]];\n\treturn theStream;\n}\n\n- (void)dealloc\n{\n\t[stream release];\n\t[super dealloc];\n}\n\n// Called when CFNetwork wants to read more of our request body\n// When throttling is on, we ask ASIHTTPRequest for the maximum amount of data we can read\n- (NSInteger)read:(uint8_t *)buffer maxLength:(NSUInteger)len\n{\n\t[readLock lock];\n\tunsigned long toRead = len;\n\tif ([ASIHTTPRequest isBandwidthThrottled]) {\n\t\ttoRead = [ASIHTTPRequest maxUploadReadLength];\n\t\tif (toRead > len) {\n\t\t\ttoRead = len;\n\t\t} else if (toRead == 0) {\n\t\t\ttoRead = 1;\n\t\t}\n\t\t[request performThrottling];\n\t}\n\t[readLock unlock];\n\tNSInteger rv = [stream read:buffer maxLength:toRead];\n\tif (rv > 0)\n\t\t[ASIHTTPRequest incrementBandwidthUsedInLastSecond:rv];\n\treturn rv;\n}\n\n/*\n * Implement NSInputStream mandatory methods to make sure they are implemented\n * (necessary for MacRuby for example) and avoid the overhead of method\n * forwarding for these common methods.\n */\n- (void)open\n{\n [stream open];\n}\n\n- (void)close\n{\n [stream close];\n}\n\n- (id)delegate\n{\n return [stream delegate];\n}\n\n- (void)setDelegate:(id)delegate\n{\n [stream setDelegate:delegate];\n}\n\n- (void)scheduleInRunLoop:(NSRunLoop *)aRunLoop forMode:(NSString *)mode\n{\n [stream scheduleInRunLoop:aRunLoop forMode:mode];\n}\n\n- (void)removeFromRunLoop:(NSRunLoop *)aRunLoop forMode:(NSString *)mode\n{\n [stream removeFromRunLoop:aRunLoop forMode:mode];\n}\n\n- (id)propertyForKey:(NSString *)key\n{\n return [stream propertyForKey:key];\n}\n\n- (BOOL)setProperty:(id)property forKey:(NSString *)key\n{\n return [stream setProperty:property forKey:key];\n}\n\n- (NSStreamStatus)streamStatus\n{\n return [stream streamStatus];\n}\n\n- (NSError *)streamError\n{\n return [stream streamError];\n}\n\n// If we get asked to perform a method we don't have (probably internal ones),\n// we'll just forward the message to our stream\n\n- (NSMethodSignature *)methodSignatureForSelector:(SEL)aSelector\n{\n\treturn [stream methodSignatureForSelector:aSelector];\n}\n\t \n- (void)forwardInvocation:(NSInvocation *)anInvocation\n{\n\t[anInvocation invokeWithTarget:stream];\n}\n\n@synthesize stream;\n@synthesize request;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASINetworkQueue.h", "content": "//\n// ASINetworkQueue.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 07/11/2008.\n// Copyright 2008-2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \n#import \"ASIHTTPRequestDelegate.h\"\n#import \"ASIProgressDelegate.h\"\n\n@interface ASINetworkQueue : NSOperationQueue {\n\t\n\t// Delegate will get didFail + didFinish messages (if set)\n\tid delegate;\n\n\t// Will be called when a request starts with the request as the argument\n\tSEL requestDidStartSelector;\n\t\n\t// Will be called when a request receives response headers\n\t// Should take the form request:didRecieveResponseHeaders:, where the first argument is the request, and the second the headers dictionary\n\tSEL requestDidReceiveResponseHeadersSelector;\n\t\n\t// Will be called when a request is about to redirect\n\t// Should take the form request:willRedirectToURL:, where the first argument is the request, and the second the new url\n\tSEL requestWillRedirectSelector;\n\n\t// Will be called when a request completes with the request as the argument\n\tSEL requestDidFinishSelector;\n\t\n\t// Will be called when a request fails with the request as the argument\n\tSEL requestDidFailSelector;\n\t\n\t// Will be called when the queue finishes with the queue as the argument\n\tSEL queueDidFinishSelector;\n\t\n\t// Upload progress indicator, probably an NSProgressIndicator or UIProgressView\n\tid uploadProgressDelegate;\n\t\n\t// Total amount uploaded so far for all requests in this queue\n\tunsigned long long bytesUploadedSoFar;\n\t\n\t// Total amount to be uploaded for all requests in this queue - requests add to this figure as they work out how much data they have to transmit\n\tunsigned long long totalBytesToUpload;\n\n\t// Download progress indicator, probably an NSProgressIndicator or UIProgressView\n\tid downloadProgressDelegate;\n\t\n\t// Total amount downloaded so far for all requests in this queue\n\tunsigned long long bytesDownloadedSoFar;\n\t\n\t// Total amount to be downloaded for all requests in this queue - requests add to this figure as they receive Content-Length headers\n\tunsigned long long totalBytesToDownload;\n\t\n\t// When YES, the queue will cancel all requests when a request fails. Default is YES\n\tBOOL shouldCancelAllRequestsOnFailure;\n\t\n\t//Number of real requests (excludes HEAD requests created to manage showAccurateProgress)\n\tint requestsCount;\n\t\n\t// When NO, this request will only update the progress indicator when it completes\n\t// When YES, this request will update the progress indicator according to how much data it has received so far\n\t// When YES, the queue will first perform HEAD requests for all GET requests in the queue, so it can calculate the total download size before it starts\n\t// NO means better performance, because it skips this step for GET requests, and it won't waste time updating the progress indicator until a request completes \n\t// Set to YES if the size of a requests in the queue varies greatly for much more accurate results\n\t// Default for requests in the queue is NO\n\tBOOL showAccurateProgress;\n\n\t// Storage container for additional queue information.\n\tNSDictionary *userInfo;\n\t\n}\n\n// Convenience constructor\n+ (id)queue;\n\n// Call this to reset a queue - it will cancel all operations, clear delegates, and suspend operation\n- (void)reset;\n\n// Used internally to manage HEAD requests when showAccurateProgress is YES, do not use!\n- (void)addHEADOperation:(NSOperation *)operation;\n\n// All ASINetworkQueues are paused when created so that total size can be calculated before the queue starts\n// This method will start the queue\n- (void)go;\n\n@property (assign, nonatomic, setter=setUploadProgressDelegate:) id uploadProgressDelegate;\n@property (assign, nonatomic, setter=setDownloadProgressDelegate:) id downloadProgressDelegate;\n\n@property (assign) SEL requestDidStartSelector;\n@property (assign) SEL requestDidReceiveResponseHeadersSelector;\n@property (assign) SEL requestWillRedirectSelector;\n@property (assign) SEL requestDidFinishSelector;\n@property (assign) SEL requestDidFailSelector;\n@property (assign) SEL queueDidFinishSelector;\n@property (assign) BOOL shouldCancelAllRequestsOnFailure;\n@property (assign) id delegate;\n@property (assign) BOOL showAccurateProgress;\n@property (assign, readonly) int requestsCount;\n@property (retain) NSDictionary *userInfo;\n\n@property (assign) unsigned long long bytesUploadedSoFar;\n@property (assign) unsigned long long totalBytesToUpload;\n@property (assign) unsigned long long bytesDownloadedSoFar;\n@property (assign) unsigned long long totalBytesToDownload;\n\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASINetworkQueue.m", "content": "//\n// ASINetworkQueue.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 07/11/2008.\n// Copyright 2008-2009 All-Seeing Interactive. All rights reserved.\n//\n\n#import \"ASINetworkQueue.h\"\n#import \"ASIHTTPRequest.h\"\n\n// Private stuff\n@interface ASINetworkQueue ()\n\t- (void)resetProgressDelegate:(id *)progressDelegate;\n\t@property (assign) int requestsCount;\n@end\n\n@implementation ASINetworkQueue\n\n- (id)init\n{\n\tself = [super init];\n\t[self setShouldCancelAllRequestsOnFailure:YES];\n\t[self setMaxConcurrentOperationCount:4];\n\t[self setSuspended:YES];\n\t\n\treturn self;\n}\n\n+ (id)queue\n{\n\treturn [[[self alloc] init] autorelease];\n}\n\n- (void)dealloc\n{\n\t//We need to clear the queue on any requests that haven't got around to cleaning up yet, as otherwise they'll try to let us know if something goes wrong, and we'll be long gone by then\n\tfor (ASIHTTPRequest *request in [self operations]) {\n\t\t[request setQueue:nil];\n\t}\n\t[userInfo release];\n\t[super dealloc];\n}\n\n- (void)setSuspended:(BOOL)suspend\n{\n\t[super setSuspended:suspend];\n}\n\n- (void)reset\n{\n\t[self cancelAllOperations];\n\t[self setDelegate:nil];\n\t[self setDownloadProgressDelegate:nil];\n\t[self setUploadProgressDelegate:nil];\n\t[self setRequestDidStartSelector:NULL];\n\t[self setRequestDidReceiveResponseHeadersSelector:NULL];\n\t[self setRequestDidFailSelector:NULL];\n\t[self setRequestDidFinishSelector:NULL];\n\t[self setQueueDidFinishSelector:NULL];\n\t[self setSuspended:YES];\n}\n\n\n- (void)go\n{\n\t[self setSuspended:NO];\n}\n\n- (void)cancelAllOperations\n{\n\t[self setBytesUploadedSoFar:0];\n\t[self setTotalBytesToUpload:0];\n\t[self setBytesDownloadedSoFar:0];\n\t[self setTotalBytesToDownload:0];\n\t[super cancelAllOperations];\n}\n\n- (void)setUploadProgressDelegate:(id)newDelegate\n{\n\tuploadProgressDelegate = newDelegate;\n\t[self resetProgressDelegate:&uploadProgressDelegate];\n\n}\n\n- (void)setDownloadProgressDelegate:(id)newDelegate\n{\n\tdownloadProgressDelegate = newDelegate;\n\t[self resetProgressDelegate:&downloadProgressDelegate];\n}\n\n- (void)resetProgressDelegate:(id *)progressDelegate\n{\n#if !TARGET_OS_IPHONE\n\t// If the uploadProgressDelegate is an NSProgressIndicator, we set its MaxValue to 1.0 so we can treat it similarly to UIProgressViews\n\tSEL selector = @selector(setMaxValue:);\n\tif ([*progressDelegate respondsToSelector:selector]) {\n\t\tdouble max = 1.0;\n\t\t[ASIHTTPRequest performSelector:selector onTarget:progressDelegate withObject:nil amount:&max callerToRetain:nil];\n\t}\n\tselector = @selector(setDoubleValue:);\n\tif ([*progressDelegate respondsToSelector:selector]) {\n\t\tdouble value = 0.0;\n\t\t[ASIHTTPRequest performSelector:selector onTarget:progressDelegate withObject:nil amount:&value callerToRetain:nil];\n\t}\n#else\n\tSEL selector = @selector(setProgress:);\n\tif ([*progressDelegate respondsToSelector:selector]) {\n\t\tfloat value = 0.0f;\n\t\t[ASIHTTPRequest performSelector:selector onTarget:progressDelegate withObject:nil amount:&value callerToRetain:nil];\n\t}\n#endif\n}\n\n- (void)addHEADOperation:(NSOperation *)operation\n{\n\tif ([operation isKindOfClass:[ASIHTTPRequest class]]) {\n\t\t\n\t\tASIHTTPRequest *request = (ASIHTTPRequest *)operation;\n\t\t[request setRequestMethod:@\"HEAD\"];\n\t\t[request setQueuePriority:10];\n\t\t[request setShowAccurateProgress:YES];\n\t\t[request setQueue:self];\n\t\t\n\t\t// Important - we are calling NSOperation's add method - we don't want to add this as a normal request!\n\t\t[super addOperation:request];\n\t}\n}\n\n// Only add ASIHTTPRequests to this queue!!\n- (void)addOperation:(NSOperation *)operation\n{\n\tif (![operation isKindOfClass:[ASIHTTPRequest class]]) {\n\t\t[NSException raise:@\"AttemptToAddInvalidRequest\" format:@\"Attempted to add an object that was not an ASIHTTPRequest to an ASINetworkQueue\"];\n\t}\n\t\t\n\t[self setRequestsCount:[self requestsCount]+1];\n\t\n\tASIHTTPRequest *request = (ASIHTTPRequest *)operation;\n\t\n\tif ([self showAccurateProgress]) {\n\t\t\n\t\t// Force the request to build its body (this may change requestMethod)\n\t\t[request buildPostBody];\n\t\t\n\t\t// If this is a GET request and we want accurate progress, perform a HEAD request first to get the content-length\n\t\t// We'll only do this before the queue is started\n\t\t// If requests are added after the queue is started they will probably move the overall progress backwards anyway, so there's no value performing the HEAD requests first\n\t\t// Instead, they'll update the total progress if and when they receive a content-length header\n\t\tif ([[request requestMethod] isEqualToString:@\"GET\"]) {\n\t\t\tif ([self isSuspended]) {\n\t\t\t\tASIHTTPRequest *HEADRequest = [request HEADRequest];\n\t\t\t\t[self addHEADOperation:HEADRequest];\n\t\t\t\t[request addDependency:HEADRequest];\n\t\t\t\tif ([request shouldResetDownloadProgress]) {\n\t\t\t\t\t[self resetProgressDelegate:&downloadProgressDelegate];\n\t\t\t\t\t[request setShouldResetDownloadProgress:NO];\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\t[request buildPostBody];\n\t\t[self request:nil incrementUploadSizeBy:[request postLength]];\n\n\n\t} else {\n\t\t[self request:nil incrementDownloadSizeBy:1];\n\t\t[self request:nil incrementUploadSizeBy:1];\n\t}\n\t// Tell the request not to increment the upload size when it starts, as we've already added its length\n\tif ([request shouldResetUploadProgress]) {\n\t\t[self resetProgressDelegate:&uploadProgressDelegate];\n\t\t[request setShouldResetUploadProgress:NO];\n\t}\n\t\n\t[request setShowAccurateProgress:[self showAccurateProgress]];\n\t\n\t[request setQueue:self];\n\t[super addOperation:request];\n\n}\n\n- (void)requestStarted:(ASIHTTPRequest *)request\n{\n\tif ([self requestDidStartSelector]) {\n\t\t[[self delegate] performSelector:[self requestDidStartSelector] withObject:request];\n\t}\n}\n\n- (void)request:(ASIHTTPRequest *)request didReceiveResponseHeaders:(NSDictionary *)responseHeaders\n{\n\tif ([self requestDidReceiveResponseHeadersSelector]) {\n\t\t[[self delegate] performSelector:[self requestDidReceiveResponseHeadersSelector] withObject:request withObject:responseHeaders];\n\t}\n}\n\n- (void)request:(ASIHTTPRequest *)request willRedirectToURL:(NSURL *)newURL\n{\n\tif ([self requestWillRedirectSelector]) {\n\t\t[[self delegate] performSelector:[self requestWillRedirectSelector] withObject:request withObject:newURL];\n\t}\n}\n\n- (void)requestFinished:(ASIHTTPRequest *)request\n{\n\t[self setRequestsCount:[self requestsCount]-1];\n\tif ([self requestDidFinishSelector]) {\n\t\t[[self delegate] performSelector:[self requestDidFinishSelector] withObject:request];\n\t}\n\tif ([self requestsCount] == 0) {\n\t\tif ([self queueDidFinishSelector]) {\n\t\t\t[[self delegate] performSelector:[self queueDidFinishSelector] withObject:self];\n\t\t}\n\t}\n}\n\n- (void)requestFailed:(ASIHTTPRequest *)request\n{\n\t[self setRequestsCount:[self requestsCount]-1];\n\tif ([self requestDidFailSelector]) {\n\t\t[[self delegate] performSelector:[self requestDidFailSelector] withObject:request];\n\t}\n\tif ([self requestsCount] == 0) {\n\t\tif ([self queueDidFinishSelector]) {\n\t\t\t[[self delegate] performSelector:[self queueDidFinishSelector] withObject:self];\n\t\t}\n\t}\n\tif ([self shouldCancelAllRequestsOnFailure] && [self requestsCount] > 0) {\n\t\t[self cancelAllOperations];\n\t}\n\t\n}\n\n\n- (void)request:(ASIHTTPRequest *)request didReceiveBytes:(long long)bytes\n{\n\t[self setBytesDownloadedSoFar:[self bytesDownloadedSoFar]+bytes];\n\tif ([self downloadProgressDelegate]) {\n\t\t[ASIHTTPRequest updateProgressIndicator:&downloadProgressDelegate withProgress:[self bytesDownloadedSoFar] ofTotal:[self totalBytesToDownload]];\n\t}\n}\n\n- (void)request:(ASIHTTPRequest *)request didSendBytes:(long long)bytes\n{\n\t[self setBytesUploadedSoFar:[self bytesUploadedSoFar]+bytes];\n\tif ([self uploadProgressDelegate]) {\n\t\t[ASIHTTPRequest updateProgressIndicator:&uploadProgressDelegate withProgress:[self bytesUploadedSoFar] ofTotal:[self totalBytesToUpload]];\n\t}\n}\n\n- (void)request:(ASIHTTPRequest *)request incrementDownloadSizeBy:(long long)newLength\n{\n\t[self setTotalBytesToDownload:[self totalBytesToDownload]+newLength];\n}\n\n- (void)request:(ASIHTTPRequest *)request incrementUploadSizeBy:(long long)newLength\n{\n\t[self setTotalBytesToUpload:[self totalBytesToUpload]+newLength];\n}\n\n\n// Since this queue takes over as the delegate for all requests it contains, it should forward authorisation requests to its own delegate\n- (void)authenticationNeededForRequest:(ASIHTTPRequest *)request\n{\n\tif ([[self delegate] respondsToSelector:@selector(authenticationNeededForRequest:)]) {\n\t\t[[self delegate] performSelector:@selector(authenticationNeededForRequest:) withObject:request];\n\t}\n}\n\n- (void)proxyAuthenticationNeededForRequest:(ASIHTTPRequest *)request\n{\n\tif ([[self delegate] respondsToSelector:@selector(proxyAuthenticationNeededForRequest:)]) {\n\t\t[[self delegate] performSelector:@selector(proxyAuthenticationNeededForRequest:) withObject:request];\n\t}\n}\n\n\n- (BOOL)respondsToSelector:(SEL)selector\n{\n\t// We handle certain methods differently because whether our delegate implements them or not can affect how the request should behave\n\n\t// If the delegate implements this, the request will stop to wait for credentials\n\tif (selector == @selector(authenticationNeededForRequest:)) {\n\t\tif ([[self delegate] respondsToSelector:@selector(authenticationNeededForRequest:)]) {\n\t\t\treturn YES;\n\t\t}\n\t\treturn NO;\n\n\t// If the delegate implements this, the request will to wait for credentials\n\t} else if (selector == @selector(proxyAuthenticationNeededForRequest:)) {\n\t\tif ([[self delegate] respondsToSelector:@selector(proxyAuthenticationNeededForRequest:)]) {\n\t\t\treturn YES;\n\t\t}\n\t\treturn NO;\n\n\t// If the delegate implements requestWillRedirectSelector, the request will stop to allow the delegate to change the url\n\t} else if (selector == @selector(request:willRedirectToURL:)) {\n\t\tif ([self requestWillRedirectSelector] && [[self delegate] respondsToSelector:[self requestWillRedirectSelector]]) {\n\t\t\treturn YES;\n\t\t}\n\t\treturn NO;\n\t}\n\treturn [super respondsToSelector:selector];\n}\n\n#pragma mark NSCopying\n\n- (id)copyWithZone:(NSZone *)zone\n{\n\tASINetworkQueue *newQueue = [[[self class] alloc] init];\n\t[newQueue setDelegate:[self delegate]];\n\t[newQueue setRequestDidStartSelector:[self requestDidStartSelector]];\n\t[newQueue setRequestWillRedirectSelector:[self requestWillRedirectSelector]];\n\t[newQueue setRequestDidReceiveResponseHeadersSelector:[self requestDidReceiveResponseHeadersSelector]];\n\t[newQueue setRequestDidFinishSelector:[self requestDidFinishSelector]];\n\t[newQueue setRequestDidFailSelector:[self requestDidFailSelector]];\n\t[newQueue setQueueDidFinishSelector:[self queueDidFinishSelector]];\n\t[newQueue setUploadProgressDelegate:[self uploadProgressDelegate]];\n\t[newQueue setDownloadProgressDelegate:[self downloadProgressDelegate]];\n\t[newQueue setShouldCancelAllRequestsOnFailure:[self shouldCancelAllRequestsOnFailure]];\n\t[newQueue setShowAccurateProgress:[self showAccurateProgress]];\n\t[newQueue setUserInfo:[[[self userInfo] copyWithZone:zone] autorelease]];\n\treturn newQueue;\n}\n\n\n@synthesize requestsCount;\n@synthesize bytesUploadedSoFar;\n@synthesize totalBytesToUpload;\n@synthesize bytesDownloadedSoFar;\n@synthesize totalBytesToDownload;\n@synthesize shouldCancelAllRequestsOnFailure;\n@synthesize uploadProgressDelegate;\n@synthesize downloadProgressDelegate;\n@synthesize requestDidStartSelector;\n@synthesize requestDidReceiveResponseHeadersSelector;\n@synthesize requestWillRedirectSelector;\n@synthesize requestDidFinishSelector;\n@synthesize requestDidFailSelector;\n@synthesize queueDidFinishSelector;\n@synthesize delegate;\n@synthesize showAccurateProgress;\n@synthesize userInfo;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIProgressDelegate.h", "content": "//\n// ASIProgressDelegate.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 13/04/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n\n@class ASIHTTPRequest;\n\n@protocol ASIProgressDelegate \n\n@optional\n\n// These methods are used to update UIProgressViews (iPhone OS) or NSProgressIndicators (Mac OS X)\n// If you are using a custom progress delegate, you may find it easier to implement didReceiveBytes / didSendBytes instead\n#if TARGET_OS_IPHONE\n- (void)setProgress:(float)newProgress;\n#else\n- (void)setDoubleValue:(double)newProgress;\n- (void)setMaxValue:(double)newMax;\n#endif\n\n// Called when the request receives some data - bytes is the length of that data\n- (void)request:(ASIHTTPRequest *)request didReceiveBytes:(long long)bytes;\n\n// Called when the request sends some data\n// The first 32KB (128KB on older platforms) of data sent is not included in this amount because of limitations with the CFNetwork API\n// bytes may be less than zero if a request needs to remove upload progress (probably because the request needs to run again)\n- (void)request:(ASIHTTPRequest *)request didSendBytes:(long long)bytes;\n\n// Called when a request needs to change the length of the content to download\n- (void)request:(ASIHTTPRequest *)request incrementDownloadSizeBy:(long long)newLength;\n\n// Called when a request needs to change the length of the content to upload\n// newLength may be less than zero when a request needs to remove the size of the internal buffer from progress tracking\n- (void)request:(ASIHTTPRequest *)request incrementUploadSizeBy:(long long)newLength;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIWebPageRequest/ASIWebPageRequest.h", "content": "//\n// ASIWebPageRequest.h\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 29/06/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n// This is an EXPERIMENTAL class - use at your own risk!\n// It is strongly recommend to set a downloadDestinationPath when using ASIWebPageRequest\n// Also, performance will be better if your ASIWebPageRequest has a downloadCache setup\n// Known issue: You cannot use startSychronous with an ASIWebPageRequest\n\n#import \"ASIHTTPRequest.h\"\n\n@class ASINetworkQueue;\n\n// Used internally for storing what type of data we got from the server\ntypedef enum _ASIWebContentType {\n ASINotParsedWebContentType = 0,\n ASIHTMLWebContentType = 1,\n ASICSSWebContentType = 2\n} ASIWebContentType;\n\n// These correspond with the urlReplacementMode property of ASIWebPageRequest\ntypedef enum _ASIURLReplacementMode {\n\n\t// Don't modify html or css content at all\n ASIDontModifyURLs = 0,\n\n\t// Replace external resources urls (images, stylesheets etc) with data uris, so their content is embdedded directly in the html/css\n ASIReplaceExternalResourcesWithData = 1,\n\n\t// Replace external resource urls with the url of locally cached content\n\t// You must set the baseURL of a WebView / UIWebView to a file url pointing at the downloadDestinationPath of the main ASIWebPageRequest if you want to display your content\n // See the Mac or iPhone example projects for a demonstration of how to do this\n\t// The hrefs of all hyperlinks are changed to use absolute urls when using this mode\n\tASIReplaceExternalResourcesWithLocalURLs = 2\n} ASIURLReplacementMode;\n\n\n\n@interface ASIWebPageRequest : ASIHTTPRequest {\n\n\t// Each ASIWebPageRequest for an HTML or CSS file creates its own internal queue to download external resources\n\tASINetworkQueue *externalResourceQueue;\n\n\t// This dictionary stores a list of external resources to download, along with their content-type data or a path to the data\n\tNSMutableDictionary *resourceList;\n\n\t// Used internally for parsing HTML (with libxml)\n\tstruct _xmlDoc *doc;\n\n\t// If the response is an HTML or CSS file, this will be set so the content can be correctly parsed when it has finished fetching external resources\n\tASIWebContentType webContentType;\n\n\t// Stores a reference to the ASIWebPageRequest that created this request\n\t// Note that a parentRequest can also have a parent request because ASIWebPageRequests parse their contents to look for external resources recursively\n\t// For example, a request for an image can be created by a request for a stylesheet which was created by a request for a web page\n\tASIWebPageRequest *parentRequest;\n\n\t// Controls what ASIWebPageRequest does with external resources. See the notes above for more.\n\tASIURLReplacementMode urlReplacementMode;\n\n\t// When set to NO, loading will stop when an external resource fails to load. Defaults to YES\n\tBOOL shouldIgnoreExternalResourceErrors;\n}\n\n// Will return a data URI that contains a base64 version of the content at this url\n// This is used when replacing urls in the html and css with actual data\n// If you subclass ASIWebPageRequest, you can override this function to return different content or a url pointing at another location\n- (NSString *)contentForExternalURL:(NSString *)theURL;\n\n// Returns the location that a downloaded external resource's content will be stored in\n- (NSString *)cachePathForRequest:(ASIWebPageRequest *)theRequest;\n\n\n@property (retain, nonatomic) ASIWebPageRequest *parentRequest;\n@property (assign, nonatomic) ASIURLReplacementMode urlReplacementMode;\n@property (assign, nonatomic) BOOL shouldIgnoreExternalResourceErrors;\n@end\n" }, { "path": "DoubanAPIEngine/DoubanAPIEngine/OtherSources/ASIHTTPRequest/ASIWebPageRequest/ASIWebPageRequest.m", "content": "//\n// ASIWebPageRequest.m\n// Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest\n//\n// Created by Ben Copsey on 29/06/2010.\n// Copyright 2010 All-Seeing Interactive. All rights reserved.\n//\n// This is an EXPERIMENTAL class - use at your own risk!\n\n#import \"ASIWebPageRequest.h\"\n#import \"ASINetworkQueue.h\"\n#import \n#import \n#import \n#import \n#import \n\n// An xPath query that controls the external resources ASIWebPageRequest will fetch\n// By default, it will fetch stylesheets, javascript files, images, frames, iframes, and html 5 video / audio\nstatic xmlChar *xpathExpr = (xmlChar *)\"//link/@href|//a/@href|//script/@src|//img/@src|//frame/@src|//iframe/@src|//style|//*/@style|//source/@src|//video/@poster|//audio/@src\";\n\nstatic NSLock *xmlParsingLock = nil;\nstatic NSMutableArray *requestsUsingXMLParser = nil;\n\n@interface ASIWebPageRequest ()\n- (void)readResourceURLs;\n- (void)updateResourceURLs;\n- (void)parseAsHTML;\n- (void)parseAsCSS;\n- (void)addURLToFetch:(NSString *)newURL;\n+ (NSArray *)CSSURLsFromString:(NSString *)string;\n- (NSString *)relativePathTo:(NSString *)destinationPath fromPath:(NSString *)sourcePath;\n\n- (void)finishedFetchingExternalResources:(ASINetworkQueue *)queue;\n- (void)externalResourceFetchSucceeded:(ASIHTTPRequest *)externalResourceRequest;\n- (void)externalResourceFetchFailed:(ASIHTTPRequest *)externalResourceRequest;\n\n@property (retain, nonatomic) ASINetworkQueue *externalResourceQueue;\n@property (retain, nonatomic) NSMutableDictionary *resourceList;\n@end\n\n@implementation ASIWebPageRequest\n\n+ (void)initialize\n{\n\tif (self == [ASIWebPageRequest class]) {\n\t\txmlParsingLock = [[NSLock alloc] init];\n\t\trequestsUsingXMLParser = [[NSMutableArray alloc] init];\n\t}\n}\n\n- (id)initWithURL:(NSURL *)newURL\n{\n\tself = [super initWithURL:newURL];\n\t[self setShouldIgnoreExternalResourceErrors:YES];\n\treturn self;\n}\n\n- (void)dealloc\n{\n\t[externalResourceQueue cancelAllOperations];\n\t[externalResourceQueue release];\n\t[resourceList release];\n\t[parentRequest release];\n\t[super dealloc];\n}\n\n// This is a bit of a hack\n// The role of this method in normal ASIHTTPRequests is to tell the queue we are done with the request, and perform some cleanup\n// We override it to stop that happening, and instead do that work in the bottom of finishedFetchingExternalResources:\n- (void)markAsFinished\n{\n\tif ([self error]) {\n\t\t[super markAsFinished];\n\t}\n}\n\n// This method is normally responsible for telling delegates we are done, but it happens to be the most convenient place to parse the responses\n// Again, we call the super implementation in finishedFetchingExternalResources:, or here if this download was not an HTML or CSS file\n- (void)requestFinished\n{\n\tcomplete = NO;\n\tif ([self mainRequest] || [self didUseCachedResponse]) {\n\t\t[super requestFinished];\n\t\t[super markAsFinished];\n\t\treturn;\n\t}\n\twebContentType = ASINotParsedWebContentType;\n\tNSString *contentType = [[[self responseHeaders] objectForKey:@\"Content-Type\"] lowercaseString];\n\tcontentType = [[contentType componentsSeparatedByString:@\";\"] objectAtIndex:0];\n\tif ([contentType isEqualToString:@\"text/html\"] || [contentType isEqualToString:@\"text/xhtml\"] || [contentType isEqualToString:@\"text/xhtml+xml\"] || [contentType isEqualToString:@\"application/xhtml+xml\"]) {\n\t\t[self parseAsHTML];\n\t\treturn;\n\t} else if ([contentType isEqualToString:@\"text/css\"]) {\n\t\t[self parseAsCSS];\n\t\treturn;\n\t}\n\t[super requestFinished];\n\t[super markAsFinished];\n}\n\n- (void)parseAsCSS\n{\n\twebContentType = ASICSSWebContentType;\n\n\tNSString *responseCSS = nil;\n\tNSError *err = nil;\n\tif ([self downloadDestinationPath]) {\n\t\tresponseCSS = [NSString stringWithContentsOfFile:[self downloadDestinationPath] encoding:[self responseEncoding] error:&err];\n\t} else {\n\t\tresponseCSS = [self responseString];\n\t}\n\tif (err) {\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:100 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Unable to read HTML string from response\",NSLocalizedDescriptionKey,err,NSUnderlyingErrorKey,nil]]];\n\t\treturn;\n\t} else if (!responseCSS) {\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:100 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Unable to read HTML string from response\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\n\t}\n\tNSArray *urls = [[self class] CSSURLsFromString:responseCSS];\n\n\t[self setResourceList:[NSMutableDictionary dictionary]];\n\n\tfor (NSString *theURL in urls) {\n\t\t[self addURLToFetch:theURL];\n\t}\n\tif (![[self resourceList] count]) {\n\t\t[super requestFinished];\n\t\t[super markAsFinished];\n\t\treturn;\n\t}\n\n\t// Create a new request for every item in the queue\n\t[[self externalResourceQueue] cancelAllOperations];\n\t[self setExternalResourceQueue:[ASINetworkQueue queue]];\n\t[[self externalResourceQueue] setDelegate:self];\n\t[[self externalResourceQueue] setShouldCancelAllRequestsOnFailure:[self shouldIgnoreExternalResourceErrors]];\n\t[[self externalResourceQueue] setShowAccurateProgress:[self showAccurateProgress]];\n\t[[self externalResourceQueue] setQueueDidFinishSelector:@selector(finishedFetchingExternalResources:)];\n\t[[self externalResourceQueue] setRequestDidFinishSelector:@selector(externalResourceFetchSucceeded:)];\n\t[[self externalResourceQueue] setRequestDidFailSelector:@selector(externalResourceFetchFailed:)];\n\tfor (NSString *theURL in [[self resourceList] keyEnumerator]) {\n\t\tASIWebPageRequest *externalResourceRequest = [ASIWebPageRequest requestWithURL:[NSURL URLWithString:theURL relativeToURL:[self url]]];\n\t\t[externalResourceRequest setRequestHeaders:[self requestHeaders]];\n\t\t[externalResourceRequest setDownloadCache:[self downloadCache]];\n\t\t[externalResourceRequest setCachePolicy:[self cachePolicy]];\n\t\t[externalResourceRequest setCacheStoragePolicy:[self cacheStoragePolicy]];\n\t\t[externalResourceRequest setUserInfo:[NSDictionary dictionaryWithObject:theURL forKey:@\"Path\"]];\n\t\t[externalResourceRequest setParentRequest:self];\n\t\t[externalResourceRequest setUrlReplacementMode:[self urlReplacementMode]];\n\t\t[externalResourceRequest setShouldResetDownloadProgress:NO];\n\t\t[externalResourceRequest setDelegate:self];\n\t\t[externalResourceRequest setUploadProgressDelegate:self];\n\t\t[externalResourceRequest setDownloadProgressDelegate:self];\n\t\tif ([self downloadDestinationPath]) {\n\t\t\t[externalResourceRequest setDownloadDestinationPath:[self cachePathForRequest:externalResourceRequest]];\n\t\t}\n\t\t[[self externalResourceQueue] addOperation:externalResourceRequest];\n\t}\n\t[[self externalResourceQueue] go];\n}\n\n- (const char *)encodingName\n{\n\txmlCharEncoding encoding = XML_CHAR_ENCODING_NONE;\n\tswitch ([self responseEncoding])\n\t{\n\t\tcase NSASCIIStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_ASCII;\n\t\t\tbreak;\n\t\tcase NSJapaneseEUCStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_EUC_JP;\n\t\t\tbreak;\n\t\tcase NSUTF8StringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_UTF8;\n\t\t\tbreak;\n\t\tcase NSISOLatin1StringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_8859_1;\n\t\t\tbreak;\n\t\tcase NSShiftJISStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_SHIFT_JIS;\n\t\t\tbreak;\n\t\tcase NSISOLatin2StringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_8859_2;\n\t\t\tbreak;\n\t\tcase NSISO2022JPStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_2022_JP;\n\t\t\tbreak;\n\t\tcase NSUTF16BigEndianStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_UTF16BE;\n\t\t\tbreak;\n\t\tcase NSUTF16LittleEndianStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_UTF16LE;\n\t\t\tbreak;\n\t\tcase NSUTF32BigEndianStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_UCS4BE;\n\t\t\tbreak;\n\t\tcase NSUTF32LittleEndianStringEncoding:\n\t\t\tencoding = XML_CHAR_ENCODING_UCS4LE;\n\t\t\tbreak;\n\t\tcase NSNEXTSTEPStringEncoding:\n\t\tcase NSSymbolStringEncoding:\n\t\tcase NSNonLossyASCIIStringEncoding:\n\t\tcase NSUnicodeStringEncoding:\n\t\tcase NSMacOSRomanStringEncoding:\n\t\tcase NSUTF32StringEncoding:\n\t\tdefault:\n\t\t\tencoding = XML_CHAR_ENCODING_ERROR;\n\t\t\tbreak;\n\t}\n\treturn xmlGetCharEncodingName(encoding);\n}\n\n- (void)parseAsHTML\n{\n\twebContentType = ASIHTMLWebContentType;\n\n\t// Only allow parsing of a single document at a time\n\t[xmlParsingLock lock];\n\n\tif (![requestsUsingXMLParser count]) {\n\t\txmlInitParser();\n\t}\n\t[requestsUsingXMLParser addObject:self];\n\n\n /* Load XML document */\n\tif ([self downloadDestinationPath]) {\n\t\tdoc = htmlReadFile([[self downloadDestinationPath] cStringUsingEncoding:NSUTF8StringEncoding], [self encodingName], HTML_PARSE_NONET | HTML_PARSE_NOWARNING | HTML_PARSE_NOERROR);\n\t} else {\n\t\tNSData *data = [self responseData];\n\t\tdoc = htmlReadMemory([data bytes], (int)[data length], \"\", [self encodingName], HTML_PARSE_NONET | HTML_PARSE_NOWARNING | HTML_PARSE_NOERROR);\n\t}\n if (doc == NULL) {\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:101 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Error: unable to parse reponse XML\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\n }\n\t\n\t[self setResourceList:[NSMutableDictionary dictionary]];\n\n // Populate the list of URLS to download\n [self readResourceURLs];\n\n\tif ([self error] || ![[self resourceList] count]) {\n\t\t[requestsUsingXMLParser removeObject:self];\n\t\txmlFreeDoc(doc);\n\t\tdoc = NULL;\n\t}\n\n\t[xmlParsingLock unlock];\n\n\tif ([self error]) {\n\t\treturn;\n\t} else if (![[self resourceList] count]) {\n\t\t[super requestFinished];\n\t\t[super markAsFinished];\n\t\treturn;\n\t}\n\t\n\t// Create a new request for every item in the queue\n\t[[self externalResourceQueue] cancelAllOperations];\n\t[self setExternalResourceQueue:[ASINetworkQueue queue]];\n\t[[self externalResourceQueue] setDelegate:self];\n\t[[self externalResourceQueue] setShouldCancelAllRequestsOnFailure:[self shouldIgnoreExternalResourceErrors]];\n\t[[self externalResourceQueue] setShowAccurateProgress:[self showAccurateProgress]];\n\t[[self externalResourceQueue] setQueueDidFinishSelector:@selector(finishedFetchingExternalResources:)];\n\t[[self externalResourceQueue] setRequestDidFinishSelector:@selector(externalResourceFetchSucceeded:)];\n\t[[self externalResourceQueue] setRequestDidFailSelector:@selector(externalResourceFetchFailed:)];\n\tfor (NSString *theURL in [[self resourceList] keyEnumerator]) {\n\t\tASIWebPageRequest *externalResourceRequest = [ASIWebPageRequest requestWithURL:[NSURL URLWithString:theURL relativeToURL:[self url]]];\n\t\t[externalResourceRequest setRequestHeaders:[self requestHeaders]];\n\t\t[externalResourceRequest setDownloadCache:[self downloadCache]];\n\t\t[externalResourceRequest setCachePolicy:[self cachePolicy]];\n\t\t[externalResourceRequest setCacheStoragePolicy:[self cacheStoragePolicy]];\n\t\t[externalResourceRequest setUserInfo:[NSDictionary dictionaryWithObject:theURL forKey:@\"Path\"]];\n\t\t[externalResourceRequest setParentRequest:self];\n\t\t[externalResourceRequest setUrlReplacementMode:[self urlReplacementMode]];\n\t\t[externalResourceRequest setShouldResetDownloadProgress:NO];\n\t\t[externalResourceRequest setDelegate:self];\n\t\t[externalResourceRequest setUploadProgressDelegate:self];\n\t\t[externalResourceRequest setDownloadProgressDelegate:self];\n\t\tif ([self downloadDestinationPath]) {\n\t\t\t[externalResourceRequest setDownloadDestinationPath:[self cachePathForRequest:externalResourceRequest]];\n\t\t}\n\t\t[[self externalResourceQueue] addOperation:externalResourceRequest];\n\t}\n\t[[self externalResourceQueue] go];\n}\n\n- (void)externalResourceFetchSucceeded:(ASIHTTPRequest *)externalResourceRequest\n{\n\tNSString *originalPath = [[externalResourceRequest userInfo] objectForKey:@\"Path\"];\n\tNSMutableDictionary *requestResponse = [[self resourceList] objectForKey:originalPath];\n\tNSString *contentType = [[externalResourceRequest responseHeaders] objectForKey:@\"Content-Type\"];\n\tif (!contentType) {\n\t\tcontentType = @\"application/octet-stream\";\n\t}\n\t[requestResponse setObject:contentType forKey:@\"ContentType\"];\n\tif ([self downloadDestinationPath]) {\n\t\t[requestResponse setObject:[externalResourceRequest downloadDestinationPath] forKey:@\"DataPath\"];\n\t} else {\n\t\tNSData *data = [externalResourceRequest responseData];\n\t\tif (data) {\n\t\t\t[requestResponse setObject:data forKey:@\"Data\"];\n\t\t}\n\t}\n}\n\n- (void)externalResourceFetchFailed:(ASIHTTPRequest *)externalResourceRequest\n{\n\tif ([[self externalResourceQueue] shouldCancelAllRequestsOnFailure]) {\n\t\t[self failWithError:[externalResourceRequest error]];\n\t}\n}\n\n- (void)finishedFetchingExternalResources:(ASINetworkQueue *)queue\n{\n\tif ([self urlReplacementMode] != ASIDontModifyURLs) {\n\t\tif (webContentType == ASICSSWebContentType) {\n\t\t\tNSMutableString *parsedResponse;\n\t\t\tNSError *err = nil;\n\t\t\tif ([self downloadDestinationPath]) {\n\t\t\t\tparsedResponse = [NSMutableString stringWithContentsOfFile:[self downloadDestinationPath] encoding:[self responseEncoding] error:&err];\n\t\t\t} else {\n\t\t\t\tparsedResponse = [[[self responseString] mutableCopy] autorelease];\n\t\t\t}\n\t\t\tif (err) {\n\t\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:101 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Error: unable to read response CSS from disk\",NSLocalizedDescriptionKey,nil]]];\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif (![self error]) {\n\t\t\t\tfor (NSString *resource in [[self resourceList] keyEnumerator]) {\n\t\t\t\t\tif ([parsedResponse rangeOfString:resource].location != NSNotFound) {\n\t\t\t\t\t\tNSString *newURL = [self contentForExternalURL:resource];\n\t\t\t\t\t\tif (newURL) {\n\t\t\t\t\t\t\t[parsedResponse replaceOccurrencesOfString:resource withString:newURL options:0 range:NSMakeRange(0, [parsedResponse length])];\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\tif ([self downloadDestinationPath]) {\n\t\t\t\t[parsedResponse writeToFile:[self downloadDestinationPath] atomically:NO encoding:[self responseEncoding] error:&err];\n\t\t\t\tif (err) {\n\t\t\t\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:101 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Error: unable to write response CSS to disk\",NSLocalizedDescriptionKey,nil]]];\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\t[self setRawResponseData:(id)[parsedResponse dataUsingEncoding:[self responseEncoding]]];\n\t\t\t}\n\t\t} else {\n\t\t\t[xmlParsingLock lock];\n\n\t\t\t[self updateResourceURLs];\n\n\t\t\tif (![self error]) {\n\n\t\t\t\t// We'll use the xmlsave API so we can strip the xml declaration\n\t\t\t\txmlSaveCtxtPtr saveContext;\n\n\t\t\t\tif ([self downloadDestinationPath]) {\n\n\t\t\t\t\t// Truncate the file first\n\t\t\t\t\t[[[[NSFileManager alloc] init] autorelease] createFileAtPath:[self downloadDestinationPath] contents:nil attributes:nil];\n\n\t\t\t\t\tsaveContext = xmlSaveToFd([[NSFileHandle fileHandleForWritingAtPath:[self downloadDestinationPath]] fileDescriptor],NULL,2); // 2 == XML_SAVE_NO_DECL, this isn't declared on Mac OS 10.5\n\t\t\t\t\txmlSaveDoc(saveContext, doc);\n\t\t\t\t\txmlSaveClose(saveContext);\n\n\t\t\t\t} else {\n\t#if TARGET_OS_MAC && MAC_OS_X_VERSION_MAX_ALLOWED <= __MAC_10_5\n\t\t\t\t\t// xmlSaveToBuffer() is not implemented in the 10.5 version of libxml\n\t\t\t\t\tNSString *tempPath = [NSTemporaryDirectory() stringByAppendingPathComponent:[[NSProcessInfo processInfo] globallyUniqueString]];\n\t\t\t\t\t[[[[NSFileManager alloc] init] autorelease] createFileAtPath:tempPath contents:nil attributes:nil];\n\t\t\t\t\tsaveContext = xmlSaveToFd([[NSFileHandle fileHandleForWritingAtPath:tempPath] fileDescriptor],NULL,2); // 2 == XML_SAVE_NO_DECL, this isn't declared on Mac OS 10.5\n\t\t\t\t\txmlSaveDoc(saveContext, doc);\n\t\t\t\t\txmlSaveClose(saveContext);\n\t\t\t\t\t[self setRawResponseData:[NSMutableData dataWithContentsOfFile:tempPath]];\n\t#else\n\t\t\t\t\txmlBufferPtr buffer = xmlBufferCreate();\n\t\t\t\t\tsaveContext = xmlSaveToBuffer(buffer,NULL,2); // 2 == XML_SAVE_NO_DECL, this isn't declared on Mac OS 10.5\n\t\t\t\t\txmlSaveDoc(saveContext, doc);\n\t\t\t\t\txmlSaveClose(saveContext);\n\t\t\t\t\t[self setRawResponseData:[[[NSMutableData alloc] initWithBytes:buffer->content length:buffer->use] autorelease]];\n\t\t\t\t\txmlBufferFree(buffer);\n\t#endif\n\t\t\t\t}\n\n\t\t\t\t// Strip the content encoding if the original response was gzipped\n\t\t\t\tif ([self isResponseCompressed]) {\n\t\t\t\t\tNSMutableDictionary *headers = [[[self responseHeaders] mutableCopy] autorelease];\n\t\t\t\t\t[headers removeObjectForKey:@\"Content-Encoding\"];\n\t\t\t\t\t[self setResponseHeaders:headers];\n\t\t\t\t}\n\t\t\t}\n\n\t\t\txmlFreeDoc(doc);\n\t\t\tdoc = nil;\n\n\t\t\t[requestsUsingXMLParser removeObject:self];\n\t\t\tif (![requestsUsingXMLParser count]) {\n\t\t\t\txmlCleanupParser();\n\t\t\t}\n\t\t\t[xmlParsingLock unlock];\n\t\t}\n\t}\n\tif (![self parentRequest]) {\n\t\t[[self class] updateProgressIndicator:&downloadProgressDelegate withProgress:contentLength ofTotal:contentLength];\n\t}\n\n\tNSMutableDictionary *newHeaders = [[[self responseHeaders] mutableCopy] autorelease];\n\t[newHeaders removeObjectForKey:@\"Content-Encoding\"];\n\t[self setResponseHeaders:newHeaders];\n\n\t// Write the parsed content back to the cache\n\tif ([self urlReplacementMode] != ASIDontModifyURLs) {\n\t\t[[self downloadCache] storeResponseForRequest:self maxAge:[self secondsToCache]];\n\t}\n\n\t[super requestFinished];\n\t[super markAsFinished];\n}\n\n- (void)readResourceURLs\n{\n\t// Create xpath evaluation context\n xmlXPathContextPtr xpathCtx = xmlXPathNewContext(doc);\n if(xpathCtx == NULL) {\n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:101 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Error: unable to create new XPath context\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\n }\n\n // Evaluate xpath expression\n xmlXPathObjectPtr xpathObj = xmlXPathEvalExpression(xpathExpr, xpathCtx);\n if(xpathObj == NULL) {\n xmlXPathFreeContext(xpathCtx); \n\t\t[self failWithError:[NSError errorWithDomain:NetworkRequestErrorDomain code:101 userInfo:[NSDictionary dictionaryWithObjectsAndKeys:@\"Error: unable to evaluate XPath expression!\",NSLocalizedDescriptionKey,nil]]];\n\t\treturn;\n }\n\t\n\t// Now loop through our matches\n\txmlNodeSetPtr nodes = xpathObj->nodesetval;\n\n int size = (nodes) ? nodes->nodeNr : 0;\n\tint i;\n for(i = size - 1; i >= 0; i--) {\n\t\tassert(nodes->nodeTab[i]);\n\t\tNSString *parentName = [NSString stringWithCString:(char *)nodes->nodeTab[i]->parent->name encoding:[self responseEncoding]];\n\t\tNSString *nodeName = [NSString stringWithCString:(char *)nodes->nodeTab[i]->name encoding:[self responseEncoding]];\n\n\t\txmlChar *nodeValue = xmlNodeGetContent(nodes->nodeTab[i]);\n\t\tNSString *value = [NSString stringWithCString:(char *)nodeValue encoding:[self responseEncoding]];\n\t\txmlFree(nodeValue);\n\n\t\t// Our xpath query matched all elements, but we're only interested in stylesheets\n\t\t// We do the work here rather than in the xPath query because the query is case-sensitive, and we want to match on 'stylesheet', 'StyleSHEEt' etc\n\t\tif ([[parentName lowercaseString] isEqualToString:@\"link\"]) {\n\t\t\txmlChar *relAttribute = xmlGetNoNsProp(nodes->nodeTab[i]->parent,(xmlChar *)\"rel\");\n\t\t\tif (relAttribute) {\n\t\t\t\tNSString *rel = [NSString stringWithCString:(char *)relAttribute encoding:[self responseEncoding]];\n\t\t\t\txmlFree(relAttribute);\n\t\t\t\tif ([[rel lowercaseString] isEqualToString:@\"stylesheet\"]) {\n\t\t\t\t\t[self addURLToFetch:value];\n\t\t\t\t}\n\t\t\t}\n\n\t\t// Parse the content of