1 files changed, 57 insertions, 0 deletions
diff --git a/www/wiki/maintenance/deleteSelfExternals.php b/www/wiki/maintenance/deleteSelfExternals.php
new file mode 100644
index 00000000..9849dc50
--- /dev/null
+++ b/www/wiki/maintenance/deleteSelfExternals.php
@@ -0,0 +1,57 @@
+<?php
+/**
+ * Delete self-references to $wgServer from the externallinks table.
+ *
+ * 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
+ *
+ * @file
+ * @ingroup Maintenance
+ */
+
+require_once __DIR__ . '/Maintenance.php';
+
+/**
+ * Maintenance script that deletes self-references to $wgServer
+ * from the externallinks table.
+ *
+ * @ingroup Maintenance
+ */
+class DeleteSelfExternals extends Maintenance {
+	public function __construct() {
+		parent::__construct();
+		$this->addDescription( 'Delete self-references to $wgServer from externallinks' );
+		$this->setBatchSize( 1000 );
+	}
+
+	public function execute() {
+		global $wgServer;
+		$this->output( "Deleting self externals from $wgServer\n" );
+		$db = $this->getDB( DB_MASTER );
+		while ( 1 ) {
+			$this->commitTransaction( $db, __METHOD__ );
+			$q = $db->limitResult( "DELETE /* deleteSelfExternals */ FROM externallinks WHERE el_to"
+				. $db->buildLike( $wgServer . '/', $db->anyString() ), $this->getBatchSize() );
+			$this->output( "Deleting a batch\n" );
+			$db->query( $q );
+			if ( !$db->affectedRows() ) {
+				return;
+			}
+		}
+	}
+}
+
+$maintClass = DeleteSelfExternals::class;
+require_once RUN_MAINTENANCE_IF_MAIN;