--- /dev/null
+<?php
+/**
+ * Purge squids pages for a given namespace
+ *
+ * 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
+ *
+ * @ingroup Maintenance
+ */
+
+require_once( dirname( __FILE__ ) . '/Maintenance.php' );
+
+# TODO implements a page_touched condition
+
+class PurgeNamespace extends Maintenance {
+ public function __construct() {
+ $this->mDescription = "Purge squids pages for a given namespace";
+ $this->addOption( "namespace", "Namespace number", true, true );
+ $this->setBatchSize( 100 );
+ parent::__construct();
+ }
+
+ public function execute() {
+ $dbr = wfGetDB( DB_SLAVE );
+ $ns = $dbr->addQuotes( $this->getOption( 'namespace') );
+
+ $result = $dbr->select(
+ array( 'page' ),
+ array( 'page_namespace', 'page_title' ),
+ array( "page_namespace = $ns" ),
+ __METHOD__,
+ array( 'ORDER BY' => 'page_id' )
+ );
+
+ $start = 0;
+ $end = $dbr->numRows( $result );
+ $this->output( "Will purge $end pages from namespace $ns\n" );
+
+ # Do remaining chunk
+ $end += $this->mBatchSize - 1;
+ $blockStart = $start;
+ $blockEnd = $start + $this->mBatchSize - 1;
+
+ while( $blockEnd <= $end ) {
+ # Select pages we will purge:
+ $result = $dbr->select(
+ array( 'page' ),
+ array( 'page_namespace', 'page_title' ),
+ array( "page_namespace = $ns" ),
+ __METHOD__,
+ array( # conditions
+ 'ORDER BY' => 'page_id',
+ 'LIMIT' => $this->mBatchSize,
+ 'OFFSET' => $blockStart,
+ )
+ );
+
+ # Initialize/reset URLs to be purged
+ $urls = array();
+ foreach( $result as $row ) {
+ $title = Title::makeTitle( $row->page_namespace, $row->page_title );
+ $url = $title->getFullUrl();
+ $urls[] = $url;
+ }
+
+ $this->sendPurgeRequest( $urls );
+
+ $blockStart += $this->mBatchSize;
+ $blockEnd += $this->mBatchSize;
+ }
+
+ $this->output( "Done!\n" );
+ }
+
+ private function sendPurgeRequest( $urls ) {
+ $this->output( "Purging " . count( $urls ). " urls\n" );
+ $u = new SquidUpdate( $urls );
+ $u->doUpdate();
+ }
+}
+
+$maintClass = "PurgeNamespace";
+require_once( RUN_MAINTENANCE_IF_MAIN );
+