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-rw-r--r--maintenance/cleanupWatchlist.php141
1 files changed, 141 insertions, 0 deletions
diff --git a/maintenance/cleanupWatchlist.php b/maintenance/cleanupWatchlist.php
new file mode 100644
index 00000000..d2925db3
--- /dev/null
+++ b/maintenance/cleanupWatchlist.php
@@ -0,0 +1,141 @@
+<?php
+/*
+ * Script to remove broken, unparseable titles in the Watchlist.
+ *
+ * Usage: php cleanupWatchlist.php [--fix]
+ * Options:
+ * --fix Actually remove entries; without will only report.
+ *
+ * Copyright (C) 2005,2006 Brion Vibber <brion@pobox.com>
+ * http://www.mediawiki.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @author Brion Vibber <brion at pobox.com>
+ * @package MediaWiki
+ * @subpackage maintenance
+ */
+
+$options = array( 'fix' );
+
+require_once( 'commandLine.inc' );
+require_once( 'FiveUpgrade.inc' );
+
+class WatchlistCleanup extends FiveUpgrade {
+ function WatchlistCleanup( $dryrun = false ) {
+ parent::FiveUpgrade();
+
+ $this->maxLag = 10; # if slaves are lagged more than 10 secs, wait
+ $this->dryrun = $dryrun;
+ }
+
+ function cleanup() {
+ $this->runTable( 'watchlist',
+ '',
+ array( &$this, 'processEntry' ) );
+ }
+
+ function init( $count, $table ) {
+ $this->processed = 0;
+ $this->updated = 0;
+ $this->count = $count;
+ $this->startTime = wfTime();
+ $this->table = $table;
+ }
+
+ function progress( $updated ) {
+ $this->updated += $updated;
+ $this->processed++;
+ if( $this->processed % 100 != 0 ) {
+ return;
+ }
+ $portion = $this->processed / $this->count;
+ $updateRate = $this->updated / $this->processed;
+
+ $now = wfTime();
+ $delta = $now - $this->startTime;
+ $estimatedTotalTime = $delta / $portion;
+ $eta = $this->startTime + $estimatedTotalTime;
+
+ global $wgDBname;
+ printf( "%s %s: %6.2f%% done on %s; ETA %s [%d/%d] %.2f/sec <%.2f%% updated>\n",
+ $wgDBname,
+ wfTimestamp( TS_DB, intval( $now ) ),
+ $portion * 100.0,
+ $this->table,
+ wfTimestamp( TS_DB, intval( $eta ) ),
+ $this->processed,
+ $this->count,
+ $this->processed / $delta,
+ $updateRate * 100.0 );
+ flush();
+ }
+
+ function runTable( $table, $where, $callback ) {
+ $fname = 'WatchlistCleanup::runTable';
+
+ $count = $this->dbw->selectField( $table, 'count(*)', '', $fname );
+ $this->init( $count, 'watchlist' );
+ $this->log( "Processing $table..." );
+
+ $tableName = $this->dbr->tableName( $table );
+ $sql = "SELECT * FROM $tableName $where";
+ $result = $this->dbr->query( $sql, $fname );
+
+ while( $row = $this->dbr->fetchObject( $result ) ) {
+ $updated = call_user_func( $callback, $row );
+ }
+ $this->log( "Finished $table... $this->updated of $this->processed rows updated" );
+ $this->dbr->freeResult( $result );
+ }
+
+ function processEntry( $row ) {
+ global $wgContLang;
+
+ $current = Title::makeTitle( $row->wl_namespace, $row->wl_title );
+ $display = $current->getPrefixedText();
+
+ $verified = UtfNormal::cleanUp( $display );
+
+ $title = Title::newFromText( $verified );
+
+ if( $row->wl_user == 0 || is_null( $title ) || !$title->equals( $current ) ) {
+ $this->log( "invalid watch by {$row->wl_user} for ({$row->wl_namespace}, \"{$row->wl_title}\")" );
+ $this->removeWatch( $row );
+ return $this->progress( 1 );
+ }
+
+ $this->progress( 0 );
+ }
+
+ function removeWatch( $row ) {
+ if( !$this->dryrun) {
+ $dbw =& wfGetDB( DB_MASTER );
+ $dbw->delete( 'watchlist', array(
+ 'wl_user' => $row->wl_user,
+ 'wl_namespace' => $row->wl_namespace,
+ 'wl_title' => $row->wl_title ),
+ 'WatchlistCleanup::removeWatch' );
+ $this->log( '- removed' );
+ }
+ }
+}
+
+$wgUser->setName( 'Conversion script' );
+$caps = new WatchlistCleanup( !isset( $options['fix'] ) );
+$caps->cleanup();
+
+?>