A simple Qt based browser with no bullshit that supports PKCS#11 tokens (such as the SuisseID).
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87 lines
2.6 KiB

#! /bin/sed -nf
1i\
/** @page database Database Schema\
\
@dot\
digraph schema {
# get everithing on one single line
H;$!d;$x
# remove all single-line comment lines
s/\n--[^\n]*//g
# encode html entities
s/&/\&amp##SEMICOLON##/g
s/</\&lt##SEMICOLON##/g
s/>/\&gt##SEMICOLON##/g
# reduce spaces
s,\t\| \+, ,g
# remove multiline comments
:f;s,\(.*\)/\*.*\*/[ \n]*;*,\1,g;tf
# remove empty lines
s,\n\+,\n,g
# remove unknown commands
s,\(;\|\n\) *\(INSERT\|DELIMITER\|USE\|DROP\|CREATE[ \n]\+DATABASE\)[ \n]\+[^;]*;\+,,ig
# convert special characters within quotes
:a;s/^\(\([^"]*"[^",]*"\)*[^"]*"[^"]*\),\([^"]*".*\)/\1\##COMMA##\3/g;ta
:c;s/^\(\([^']*'[^',]*'\)*[^']*'[^']*\),\([^']*'.*\)/\1\##COMMA##\3/g;tc
# backup everything to the buffer
# then analyze only on one create table
:i
h
s,.*\(create[ \n]\+table[^;]*;\).*,\1,ig
# start html table node
s|CREATE[ \n]\+TABLE[ \n]\+\(IF[ \n]\+NOT[ \n]\+EXISTS[ \n]\+\)\?`\?\(\w\+\)`\?| \2\n [shape=none, margin=0, label=<\n <table bgcolor="#dddddd">\n <tr><td bgcolor="#ddddff" colspan="4"><b>\2</b></td></tr>|ig
# remove key definitions
s/[),][\n ]*\(\(UNIQUE\|PRIMARY\)[ \n]\+\)\?KEY[ \n]\+[^(]*([^)]*)//gi
# move foreign keys as relation to the end
:b;s/\(\w\+\)\([^;]*\)FOREIGN[\n ]\+KEY[ \n]*([ \n]*`\?\([a-z]\+\)`\?[ \n]*)[ \n]*REFERENCES[ \n]*`\?\([a-z]\+\)`\?[ \n]*([ \n]*`\?\([a-z]\+\)`\?[ \n]*)[ \n]*\([^,)]*\)\([,)].*\)/\1\2\7\n \1:\3 -> \4:\5 [label="\6"]##SEMICOLON##/ig;tb
# create table rows
s|[(,][ \n]*`\?\(\w\+\)`\?[ \n]\+\(\w\+\(([^)]\+)\)\?\)[ \n]*\([^,)]*\)|\n <tr><td align="left" port="\1"><b>\1</b></td><td align="left">\2</td><td align="left">\4</td><td></td></tr>|g
# extract comment
s|\(<td\( *\w*="\w*"\)* *>[^<]*\)COMMENT[ \n]\+["']\([^"']*\)["']\([^<]*</td>\)<td></td>|\1\4<td align="left">\3</td>|g
# add line breaks for long lines
s|\(<td[^>]*>[^<]\{30,40\}\)[ \n]\+\([^<]\{20,\}</td>\)|\1<br/>\2|g
#:d;s|\(<br/>[^<]\{30,40\}\)[ \n]\+\([^<]\{20,\}</td>\)|\1<br/>\2|g;td
# add table comment below
:k;tk
s|[ \n]*)[^)]*COMMENT[ \n]*=[ \n]*["']\?\([^"']*\)["']\?[^;]*|\n <tr><td bgcolor="#ddddff" colspan="4">\1</td></tr>|ig;th
s|)[^);]*;|\n;|ig
:h
# cleanup comment below, add line breaksfor long lines
s|\(<td[^>]*>[^<]\{60,80\}\)[ \n]\+\([^<]\{30,\}</td>\)|\1<br/>\2|g
#:e;s|\(<br/>[^<]\{60,80\}\)[ \n]\+\([^<]\{30,\}</td>\)|\1<br/>\2|g;te
# close table
s|;|\n </table>\n >];|ig
# convert ##COMMA## to ,
s|##COMMA##|,|g
# convert ##SEMICOLON## to ;
s,##SEMICOLON##,;,g
# print one table
p
# get buffer back and remove the table that has just been analyzed
x
s,\(.*\)create[ \n]\+table[^;]*;\(.*\),\1\2,ig
ti
$a\
}\
@enddot\
*/