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42 lines
1.4 KiB
42 lines
1.4 KiB
9 years ago
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#! /bin/sed -f
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1i\
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/** @page database Database Schema\
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\
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@dot\
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digraph schema {
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# remove newlines
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:a;N;$!ba;s/\n/ /g
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# reduce spaces
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s, \+, ,g
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s| *CREATE *TABLE *\(if *not *exists\)\? *`\?\([a-z]\+\)`\? *|\n \2\n [shape=none, margin=0, label=<\n <table bgcolor="#dddddd">\n <tr><td bgcolor="#ddddff" colspan="4"><b>\2</b></td></tr>\n|ig
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s/varchar *( *\([0-9]\+\) *)/varchar[\1]/ig
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s/ *PRIMARY KEY *( *`\?\([a-z]\+\)`\? *) *[,)]//ig
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:b;s/\([a-z]\+\)\([^;]*\)FOREIGN KEY *( *`\?\([a-z]\+\)`\? *) *REFERENCES *`\?\([a-z]\+\)`\? *( *`\?\([a-z]\+\)`\? *) *\([^,)]*\)[,)]\(.*\)/\1\2\7\n \1:\3 -> \4:\5/ig;tb
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:c;s|\n[(,] *`\?\([a-z]\+\)`\? *\([^ ]\+\)*\([^,)]*\) *COMMENT *[`"']\([^`"']*\)[`"'] *[,)]|\n <tr><td align="left" port="\1"><b>\1</b></td><td align="left">\2</td><td align="left">\3</td><td align="left">\4</td></tr>\n,|ig;tc
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s| \+</td>|</td>|g
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s|<td> \+|<td>|g
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s|\(<td[^>]*>[^<]\{30,40\}\) \+\([^<]\{20,\}</td>\)|\1<br/>\2|g
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:d;s|\(<br/>[^<]\{30,40\}\) \+\([^<]\{20,\}</td>\)|\1<br/>\2|g;td
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s| *COMMENT *= *["']\?\([^"']*\)["']\?|\n <tr><td bgcolor="#ddddff" colspan="4">\1</td></tr>|ig
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s| \+</td>|</td>|g
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s|<td> \+|<td>|g
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s|\(<td[^>]*>[^<]\{60,80\}\) \+\([^<]\{30,\}</td>\)|\1<br/>\2|g
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:e;s|\(<br/>[^<]\{60,80\}\) \+\([^<]\{30,\}</td>\)|\1<br/>\2|g;te
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s/\n,[^\n]*/\n/g
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s|;|\n </table>\n >];\n|ig
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$a\
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}\
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@enddot\
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*/
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