--- /dev/null
+<?php
+# Copyright (C) 2004 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.,
+# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# http://www.gnu.org/copyleft/gpl.html
+
+/**
+ * If on the old non-unique indexes, check the cur table for duplicate
+ * entries and remove them...
+ *
+ * @package MediaWiki
+ * @subpackage Maintenance
+ */
+
+require_once( "commandLine.inc" );
+require_once( "rebuildtextindex.inc" );
+$wgTitle = Title::newFromText( "Rebuild text index script" );
+
+checkDupes();
+
+function fixDupes() {
+ $dbw =& wfGetDB( DB_MASTER );
+ $cur = $dbw->tableName( 'cur' );
+ $dbw->query( "LOCK TABLES $cur WRITE" );
+ echo "Checking for duplicate cur table entries... (this may take a while on a large wiki)\n";
+ $res = $dbw->query( <<<END
+SELECT cur_namespace,cur_title,count(*) as c,max(cur_id) as id
+ FROM $cur
+ GROUP BY cur_namespace,cur_title
+HAVING c > 1
+END
+ );
+ $n = $dbw->numRows( $res );
+ echo "Found $n titles with duplicate entries.\n";
+ if( $n > 0 ) {
+ echo "Correcting...\n";
+ while( $row = $dbw->fetchObject( $res ) ) {
+ $ns = IntVal( $row->cur_namespace );
+ $title = $dbw->addQuotes( $row->cur_title );
+ $id = IntVal( $row->id );
+ $dbw->query( <<<END
+DELETE
+ FROM $cur
+ WHERE cur_namespace=$ns
+ AND cur_title=$title
+ AND cur_id<$id
+END
+ );
+ }
+ }
+ $dbw->query( 'UNLOCK TABLES' );
+ echo "Done.\n";
+}
+
+function checkDupes() {
+ $dbw =& wfGetDB( DB_MASTER );
+ if( $dbw->indexExists( 'cur', 'name_title' ) &&
+ $dbw->indexUnique( 'cur', 'name_title' ) ) {
+ echo "Your cur table has the current unique index; no duplicate entries.\n";
+ } else {
+ echo "Your cur table has the old non-unique index and may have duplicate entries.\n";
+ fixDupes();
+ }
+}
+
+?>
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