4 * StatusNet - a distributed open-source microblogging tool
5 * Copyright (C) 2008, 2009, StatusNet, Inc.
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
23 $helptext = <<<END_OF_CHECKSCHEMA_HELP
24 Attempt to pull a schema definition for a given table.
26 END_OF_CHECKSCHEMA_HELP;
28 $longoptions = array('diff');
29 require_once INSTALLDIR.'/scripts/commandline.inc';
31 function indentOptions($indent)
34 if ($indent < $cutoff) {
35 $space = str_repeat(' ', $indent * 4);
38 $endspace = "$lf" . str_repeat(' ', ($indent - 1) * 4);
45 if ($indent - 1 < $cutoff) {
47 return array($space, $sep, $lf, $endspace);
50 function prettyDumpArray($arr, $key=null, $indent=0)
53 if ($key == 'primary key') {
54 $subIndent = $indent + 2;
56 $subIndent = $indent + 1;
59 list($space, $sep, $lf, $endspace) = indentOptions($indent);
60 list($inspace, $insep, $inlf, $inendspace) = indentOptions($subIndent);
63 if (!is_numeric($key)) {
67 print "array({$inlf}";
69 foreach ($arr as $key => $row) {
71 prettyDumpArray($row, $key, $subIndent);
72 if ($n < count($arr)) {
77 print "{$inendspace})";
79 print var_export($arr, true);
83 function getCoreSchema($tableName)
86 include INSTALLDIR . '/db/core.php';
87 return $schema[$tableName];
90 function dumpTable($tableName, $live)
93 $schema = Schema::get();
94 $def = $schema->getTableDef($tableName);
97 $def = getCoreSchema($tableName);
99 prettyDumpArray($def, $tableName);
103 function showDiff($a, $b)
105 $fnameA = tempnam(sys_get_temp_dir(), 'defined-diff-a');
106 file_put_contents($fnameA, $a);
108 $fnameB = tempnam(sys_get_temp_dir(), 'detected-diff-b');
109 file_put_contents($fnameB, $b);
111 $cmd = sprintf('diff -U 100 %s %s',
112 escapeshellarg($fnameA),
113 escapeshellarg($fnameB));
121 foreach ($args as $tableName) {
122 if (have_option('diff')) {
124 dumpTable($tableName, false);
125 $defined = ob_get_clean();
128 dumpTable($tableName, true);
129 $detected = ob_get_clean();
131 showDiff($defined, $detected);
133 dumpTable($tableName, true);
137 show_help($helptext);