1 files changed, 104 insertions, 0 deletions
diff --git a/www/wiki/maintenance/populatePPSortKey.php b/www/wiki/maintenance/populatePPSortKey.php
new file mode 100644
index 00000000..1ba70549
--- /dev/null
+++ b/www/wiki/maintenance/populatePPSortKey.php
@@ -0,0 +1,104 @@
+<?php
+/**
+ * Populate the pp_sortkey fields in the page_props 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';
+
+/**
+ * Usage:
+ *  populatePPSortKey.php
+ */
+class PopulatePPSortKey extends LoggedUpdateMaintenance {
+	public function __construct() {
+		parent::__construct();
+		$this->addDescription( 'Populate the pp_sortkey field' );
+		$this->setBatchSize( 100 );
+	}
+
+	protected function doDBUpdates() {
+		$dbw = $this->getDB( DB_MASTER );
+
+		$lastProp = null;
+		$lastPageValue = 0;
+		$editedRowCount = 0;
+
+		$this->output( "Populating page_props.pp_sortkey...\n" );
+		while ( true ) {
+			$conditions = [ 'pp_sortkey IS NULL' ];
+			if ( $lastPageValue !== 0 ) {
+				$conditions[] = 'pp_page > ' . $dbw->addQuotes( $lastPageValue ) . ' OR ' .
+					'( pp_page = ' . $dbw->addQuotes( $lastPageValue ) .
+					' AND pp_propname > ' . $dbw->addQuotes( $lastProp ) . ' )';
+			}
+
+			$res = $dbw->select(
+				'page_props',
+				[ 'pp_propname', 'pp_page', 'pp_sortkey', 'pp_value' ],
+				$conditions,
+				__METHOD__,
+				[
+					'ORDER BY' => 'pp_page, pp_propname',
+					'LIMIT' => $this->getBatchSize()
+				]
+			);
+
+			if ( $res->numRows() === 0 ) {
+				break;
+			}
+
+			$this->beginTransaction( $dbw, __METHOD__ );
+
+			foreach ( $res as $row ) {
+				if ( !is_numeric( $row->pp_value ) ) {
+					continue;
+				}
+				$dbw->update(
+					'page_props',
+					[ 'pp_sortkey' => $row->pp_value ],
+					[
+						'pp_page' => $row->pp_page,
+						'pp_propname' => $row->pp_propname
+					],
+					__METHOD__
+				);
+				$editedRowCount++;
+			}
+
+			$this->output( "Updated " . $editedRowCount . " rows\n" );
+			$this->commitTransaction( $dbw, __METHOD__ );
+
+			// We need to get the last element's page ID
+			$lastPageValue = $row->pp_page;
+			// And the propname...
+			$lastProp = $row->pp_propname;
+		}
+
+		$this->output( "Populating page_props.pp_sortkey complete.\n" );
+	}
+
+	protected function getUpdateKey() {
+		return 'populate pp_sortkey';
+	}
+}
+
+$maintClass = PopulatePPSortKey::class;
+require_once RUN_MAINTENANCE_IF_MAIN;