3 * Script to clean up broken page links when somebody turns on $wgCapitalLinks.
5 * Usage: php cleanupCaps.php [--dry-run]
7 * --dry-run don't actually try moving them
9 * Copyright (C) 2005 Brion Vibber <brion@pobox.com>
10 * http://www.mediawiki.org/
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License along
23 * with this program; if not, write to the Free Software Foundation, Inc.,
24 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 * http://www.gnu.org/copyleft/gpl.html
27 * @author Brion Vibber <brion at pobox.com>
29 * @subpackage maintenance
32 $options = array( 'dry-run' );
34 require_once( 'commandLine.inc' );
35 require_once( 'FiveUpgrade.inc' );
37 class CapsCleanup
extends FiveUpgrade
{
38 function CapsCleanup( $dryrun = false ) {
39 parent
::FiveUpgrade();
41 $this->maxLag
= 10; # if slaves are lagged more than 10 secs, wait
42 $this->dryrun
= $dryrun;
46 global $wgCapitalLinks;
47 if( $wgCapitalLinks ) {
48 echo "\$wgCapitalLinks is on -- no need for caps links cleanup.\n";
52 $this->runTable( 'page', 'WHERE page_namespace=0',
53 array( &$this, 'processPage' ) );
56 function init( $count, $table ) {
59 $this->count
= $count;
60 $this->startTime
= wfTime();
61 $this->table
= $table;
64 function progress( $updated ) {
65 $this->updated +
= $updated;
67 if( $this->processed %
100 != 0 ) {
70 $portion = $this->processed
/ $this->count
;
71 $updateRate = $this->updated
/ $this->processed
;
74 $delta = $now - $this->startTime
;
75 $estimatedTotalTime = $delta / $portion;
76 $eta = $this->startTime +
$estimatedTotalTime;
78 printf( "%s: %6.2f%% done on %s; ETA %s [%d/%d] %.2f/sec <%.2f%% updated>\n",
79 wfTimestamp( TS_DB
, intval( $now ) ),
82 wfTimestamp( TS_DB
, intval( $eta ) ),
85 $this->processed
/ $delta,
86 $updateRate * 100.0 );
90 function runTable( $table, $where, $callback ) {
91 $fname = 'CapsCleanup::buildTable';
93 $count = $this->dbw
->selectField( $table, 'count(*)', '', $fname );
94 $this->init( $count, 'page' );
95 $this->log( "Processing $table..." );
97 $tableName = $this->dbr
->tableName( $table );
98 $sql = "SELECT * FROM $tableName $where";
99 $result = $this->dbr
->query( $sql, $fname );
101 while( $row = $this->dbr
->fetchObject( $result ) ) {
102 $updated = call_user_func( $callback, $row );
104 $this->log( "Finished $table... $this->updated of $this->processed rows updated" );
105 $this->dbr
->freeResult( $result );
108 function processPage( $row ) {
111 $current = Title
::makeTitle( $row->page_namespace
, $row->page_title
);
112 $display = $current->getPrefixedText();
113 $upper = $row->page_title
;
114 $lower = $wgContLang->lcfirst( $row->page_title
);
115 if( $upper == $lower ) {
116 $this->log( "\"$display\" already lowercase." );
117 return $this->progress( 0 );
120 $target = Title
::makeTitle( $row->page_namespace
, $lower );
121 $targetDisplay = $target->getPrefixedText();
122 if( $target->exists() ) {
123 $this->log( "\"$display\" skipped; \"$targetDisplay\" already exists" );
124 return $this->progress( 0 );
127 if( $this->dryrun
) {
128 $this->log( "\"$display\" -> \"$targetDisplay\": DRY RUN, NOT MOVED" );
131 $ok = $current->moveTo( $target, false, 'Converting page titles to lowercase' );
132 $this->log( "\"$display\" -> \"$targetDisplay\": $ok" );
135 $this->progress( 1 );
137 if( $row->page_namespace
== NS_MAIN
) {
138 $talk = Title
::makeTitle( NS_TALK
, $row->page_title
);
140 $row->page_namespace
= NS_TALK
;
141 if( $talk->exists() ) {
142 return $this->processPage( $row );
146 $this->progress( 0 );
152 $wgUser->setName( 'Conversion script' );
153 $caps = new CapsCleanup( isset( $options['dry-run'] ) );