[
  {
    "path": ".gitignore",
    "content": "# Byte-compiled / optimized / DLL files\n__pycache__/\n*.py[cod]\n\n# C extensions\n*.so\n\n# Distribution / packaging\n.Python\nenv/\nbin/\nbuild/\ndevelop-eggs/\ndist/\neggs/\nlib/\nlib64/\nparts/\nsdist/\nvar/\n*.egg-info/\n.installed.cfg\n*.egg\n.venv\n\n# Installer logs\npip-log.txt\npip-delete-this-directory.txt\n\n# Unit test / coverage reports\nhtmlcov/\n.tox/\n.coverage\n.cache\nnosetests.xml\ncoverage.xml\n\n# Translations\n*.mo\n\n# Mr Developer\n.mr.developer.cfg\n.project\n.pydevproject\n\n# Rope\n.ropeproject\n\n# Django stuff:\n*.log\n*.pot\n\n# Sphinx documentation\ndocs/_build/\n\n"
  },
  {
    "path": "CONTRIBUTING.md",
    "content": "# Contributing\n\nPull requests (code changes / documentation / typos / feature requests / setup)\nare gladly accepted. If you are intending to introduce some large-scale\nchanges, please get in touch first to make sure we're on the same page: try to\ninclude a docstring for any new method or class, and keep method bodies small,\nreadable and PEP8-compliant.\n\n## GitHub\nThe source code is available to clone at: https://github.com/rm-hull/sql_graphviz\n\n## Contributors\n* Wouter De Borger (@wouterdb)\n* Lev Alexandrovich Neiman (@lan17)\n* Max Franke (@mfranke93)\n* Greg Brown (@gregplaysguitar)\n* @l0r3m1psum\n* Luke Shumaker\n* Alex Khomenko (@khomenko)\n* _could be you?_\n"
  },
  {
    "path": "LICENSE.md",
    "content": "# The MIT License (MIT)\n\nCopyright (c) 2014 Richard Hull\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE."
  },
  {
    "path": "Pipfile",
    "content": "[[source]]\nname = \"pypi\"\nurl = \"https://pypi.org/simple\"\nverify_ssl = true\n\n[dev-packages]\n\n[packages]\npyparsing = \"*\"\n\n[requires]\npython_version = \"3.8\"\n"
  },
  {
    "path": "README.md",
    "content": "# SQL Graphviz\n[![Maintenance](https://img.shields.io/maintenance/yes/2021.svg?maxAge=2592000)]()\n\nSQL Graphviz is a small python 3 script that generates a [Graphviz](http://www.graphviz.org/)\nvisualization of a SQL schema dump.\n\n### Dependencies\n\nSQL Graphviz relies on [pyparsing](https://pypi.python.org/pypi/pyparsing/2.0.3) to grok\nthe schema dump. Ubuntu users should install using:\n\n    $ sudo apt-get install python3-pyparsing\n\nwhile CheeseShop frequenters should install with pip:\n\n    $ sudo pip3 install pyparsing\n\nArch linux users can install the dependencies like this:\n\n    $ sudo pacman -S python-pyparsing\n\nAlternatively, using **pipenv** as follows (ensure it is installed first):\n\n    $ pipenv install\n    $ pipenv shell\n\n### Usage\n\nUsing PostgreSQL, for example, to generate as a PNG file:\n\n    $ pg_dump --schema-only dbname | python sql_graphviz.py | dot -Tpng > graph.png\n\nThe program will accept a named file, or if omitted as above, will take from stdin.\nOutput to SVG:\n\n    $ pg_dump --schema-only dbname > dump.sql\n    $ python sql_graphviz.py dump.sql > graph.dot\n    $ dot -Tsvg graph.dot > graph.svg\n\n### Example\n\n![SVG](https://rawgithub.com/rm-hull/sql_graphviz/master/example.svg)\n\n## Credits\n\nExtended from http://energyblog.blogspot.co.uk/2006/04/blog-post_20.html by [EnErGy [CSDX]](https://www.blogger.com/profile/09096585177254790874)\n\n## References\n\n* http://pythonhosted.org/pyparsing/\n\n## The MIT License (MIT)\n\nCopyright (c) 2014 Richard Hull & EnErGy [CSDX]\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE.\n"
  },
  {
    "path": "sql_graphviz.py",
    "content": "#!/usr/bin/env python\n\nimport html\nimport sys\nfrom datetime import datetime\nfrom pyparsing import (\n    alphas,\n    alphanums,\n    CaselessLiteral,\n    Word,\n    Forward,\n    OneOrMore,\n    ZeroOrMore,\n    CharsNotIn,\n    Suppress,\n    QuotedString,\n    Optional\n)\n\n\ndef field_act(s, loc, tok):\n    fieldName = tok[0].replace('\"', '')\n    fieldSpec = html.escape(' '.join(tok[1::]).replace('\"', '\\\\\"'))\n    # Don't try and format this HTML text string - DOT files are whitespace sensitive\n    return '''<tr><td bgcolor=\"grey96\" align=\"left\" port=\"{0}\"><font face=\"Times-bold\"> {0} </font></td><td align=\"left\" port=\"{0}_right\"><font color=\"#535353\"> {1} </font></td></tr>'''.format(fieldName, fieldSpec)\n\n\ndef field_list_act(s, loc, tok):\n    return \"\\n        \".join(tok)\n\n\ndef create_table_act(s, loc, tok):\n    # Don't try and format this HTML text string - DOT files are whitespace sensitive\n    return '''\n    \"{tableName}\" [\n    shape=none\n    label=<\n      <table border=\"0\" cellspacing=\"0\" cellborder=\"1\">\n        <tr><td bgcolor=\"lightblue2\" colspan=\"2\"><font face=\"Times-bold\" point-size=\"20\"> {tableName} </font></td></tr>\n        {fields}\n      </table>\n    >];'''.format(**tok)\n\n\ndef add_fkey_act(s, loc, tok):\n    return \"\\n\".join(\n        '  \"{tableName}\":{keyName}_right -> \"{fkTable}\":{fkCol}'.format(**{\n            **tok,\n            \"keyName\": tok['keyName'][i],\n            \"fkCol\": tok['fkCol'][i],\n        })\n        for i in range(0, len(tok['keyName']))\n    )\n\n\ndef other_statement_act(s, loc, tok):\n    return \"\"\n\n\ndef join_string_act(s, loc, tok):\n    return \"\".join(tok).replace('\\n', '\\\\n')\n\n\ndef quoted_default_value_act(s, loc, tok):\n    return tok[0] + \" \" + \"\".join(tok[1::])\n\n\ndef grammar():\n    parenthesis = Forward()\n    parenthesis <<= \"(\" + ZeroOrMore(CharsNotIn(\"()\") | parenthesis) + \")\"\n    parenthesis.setParseAction(join_string_act)\n\n    quoted_string = \"'\" + OneOrMore(CharsNotIn(\"'\")) + \"'\"\n    quoted_string.setParseAction(join_string_act)\n\n    quoted_default_value = (CaselessLiteral(\"DEFAULT\")\n        + quoted_string\n        + OneOrMore(CharsNotIn(\", \\n\\t\")))\n    quoted_default_value.setParseAction(quoted_default_value_act)\n\n    field_def = OneOrMore(quoted_default_value\n        | Word(alphanums + \"_\\\"'`:-/[].\")\n        | parenthesis)\n    field_def.setParseAction(field_act)\n\n    tablename_def = (Word(alphanums + \"`_.\") | QuotedString(\"\\\"\"))\n\n    field_list_def = field_def + ZeroOrMore(Suppress(\",\") + field_def)\n    field_list_def.setParseAction(field_list_act)\n\n    create_table_def = (CaselessLiteral(\"CREATE\")\n        + Optional(CaselessLiteral(\"UNLOGGED\"))\n        + CaselessLiteral(\"TABLE\")\n        + Optional(CaselessLiteral(\"IF NOT EXISTS\"))\n        + tablename_def.setResultsName(\"tableName\")\n        + \"(\" + field_list_def.setResultsName(\"fields\") + \")\"\n        + \";\")\n    create_table_def.setParseAction(create_table_act)\n\n    delete_restrict_action = (CaselessLiteral(\"CASCADE\")\n        | CaselessLiteral(\"RESTRICT\")\n        | CaselessLiteral(\"NO ACTION\")\n        | ( CaselessLiteral(\"SET\")\n            + ( CaselessLiteral(\"NULL\") | CaselessLiteral(\"DEFAULT\") )))\n\n    fkey_cols = (\n        Word(alphanums + \"._\")\n        + ZeroOrMore(Suppress(\",\") + Word(alphanums + \"._\"))\n    )\n\n    add_fkey_def = (CaselessLiteral(\"ALTER\")\n        + CaselessLiteral(\"TABLE\")\n        + Optional(CaselessLiteral(\"ONLY\"))\n        + tablename_def.setResultsName(\"tableName\")\n        + CaselessLiteral(\"ADD\")\n        + CaselessLiteral(\"CONSTRAINT\")\n        + (Word(alphanums + \"_\") | QuotedString(\"\\\"\"))\n        + CaselessLiteral(\"FOREIGN\")\n        + CaselessLiteral(\"KEY\")\n        + Optional(CaselessLiteral(\"IF NOT EXISTS\"))\n        + \"(\" + fkey_cols.setResultsName(\"keyName\") + \")\"\n        + CaselessLiteral(\"REFERENCES\") + tablename_def.setResultsName(\"fkTable\")\n        + \"(\" + fkey_cols.setResultsName(\"fkCol\") + \")\"\n        + Optional(CaselessLiteral(\"DEFERRABLE\"))\n        + Optional(CaselessLiteral(\"ON\") + \"UPDATE\" + delete_restrict_action)\n        + Optional(CaselessLiteral(\"ON\") + \"DELETE\" + delete_restrict_action)\n        + \";\")\n    add_fkey_def.setParseAction(add_fkey_act)\n\n    other_statement_def = OneOrMore(CharsNotIn(\";\")) + \";\"\n    other_statement_def.setParseAction(other_statement_act)\n\n    comment_def = \"--\" + ZeroOrMore(CharsNotIn(\"\\n\"))\n    comment_def.setParseAction(other_statement_act)\n\n    return OneOrMore(\n        comment_def\n        | create_table_def\n        | add_fkey_def\n        | other_statement_def\n    )\n\n\ndef graphviz(filename):\n    print(\"/*\")\n    print(\" * Graphviz of '%s', created %s\" % (filename, datetime.now()))\n    print(\" * Generated from https://github.com/rm-hull/sql_graphviz\")\n    print(\" */\")\n    print(\"digraph g { graph [ rankdir = \\\"LR\\\" ];\")\n\n    for i in grammar().setDebug(False).parseFile(filename):\n        if i != \"\":\n            print(i)\n    print(\"}\")\n\nif __name__ == '__main__':\n    filename = sys.stdin if len(sys.argv) == 1 else sys.argv[1]\n    graphviz(filename)\n"
  }
]