103 lines
2.5 KiB
Plaintext
103 lines
2.5 KiB
Plaintext
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#!/bin/php
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<?php
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define('INSTALL_DIR', dirname(__DIR__));
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require INSTALL_DIR . '/vendor/autoload.php';
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use App\Util\Common;
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use App\Util\HTML as H;
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use Functional as F;
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$template = '
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\documentclass{article}
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\paperheight=120cm
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\paperwidth=100cm
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\usepackage[pdf]{graphviz}
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\title{GNU social database diagram}
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\author{Hugo Sales}
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\date{\today}
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\begin{document}
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\maketitle
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\neatograph{database}{
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node [shape=plaintext]
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%tables%
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%edges%
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}
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\end{document}
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';
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$files = glob(INSTALL_DIR . '/src/Entity/*.php');
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$tables = [];
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$edges = [];
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foreach ($files as $file) {
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require_once $file;
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$declared = get_declared_classes();
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$class = end($declared);
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$schema = $class::schemaDef();
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$table = $schema['name'];
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$fields = [['name' => $table, 'type' => '']];
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foreach ($schema['fields'] as $name => $opts) {
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$fields[] = [
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'name' => $name,
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'type' => ": {$opts['type']}" . ($opts['type'] == 'varchar' ? "({$opts['length']})" : ''),
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];
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}
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if (isset($schema['foreign keys'])) {
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foreach ($schema['foreign keys'] as $name => $map) {
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// Patern matching like above would be nice
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list($foreign_table,
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$keys) = $map;
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$local_key = array_keys($keys)[0];
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$foreign_key = $keys[$local_key];
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$edges[] = "{$table}:{$local_key} -- {$foreign_table}:{$foreign_key}";
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}
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}
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$cell = function ($field) {
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$def = $field['name'] . $field['type'];
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return ['tr' => ['td' => ['attrs' => ['port' => $field['name']], $def]]];
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};
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$html = ['table' => array_merge(
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['attrs' => ['border' => '0', 'cellborder' => '1', 'cellspacing' => '0']],
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F\map($fields, $cell)),
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];
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$tables[] = Common::indent("{$table} [label=<\n" . Common::indent(H::html($html)) . "\n>]");
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}
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$outfile = INSTALL_DIR . '/DOCUMENTATION/database/diagram.tex';
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$replace = [
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'/%tables%/' => Common::indent(implode("\n", $tables)),
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'/%edges%/' => Common::indent(implode("\n", $edges)),
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// '/_/' => '\textunderscore ',
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];
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$out = $template;
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foreach ($replace as $from => $to) {
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$out = preg_replace($from, $to, $out);
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}
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file_put_contents($outfile, $out);
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$path = dirname(__DIR__) . '/DOCUMENTATION/database';
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system("cd {$path} && pdflatex diagram.tex > /dev/null");
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system("neato -Goverlap=false -Gsplines=true -Tpdf {$path}/database.dot -o {$path}/database.pdf");
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echo "Generated database diagram. See {$path}/database.pdf\n";
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