+
+ /**
+ * Refershes links for pages in a tracking category
+ *
+ * @param string $category Category key
+ */
+ private function refreshTrackingCategory( $category ) {
+ $cats = $this->getPossibleCategories( $category );
+
+ if ( !$cats ) {
+ $this->error( "Tracking category '$category' is disabled\n" );
+ // Output to stderr but don't bail out,
+ }
+
+ foreach ( $cats as $cat ) {
+ $this->refreshCategory( $cat );
+ }
+ }
+
+ /**
+ * Refreshes links to a category
+ *
+ * @param Title $category
+ */
+ private function refreshCategory( Title $category ) {
+ $this->output( "Refreshing pages in category '{$category->getText()}'...\n" );
+
+ $dbr = $this->getDB( DB_REPLICA );
+ $conds = [
+ 'page_id=cl_from',
+ 'cl_to' => $category->getDBkey(),
+ ];
+ if ( $this->namespace !== false ) {
+ $conds['page_namespace'] = $this->namespace;
+ }
+
+ $i = 0;
+ $timestamp = '';
+ $lastId = 0;
+ do {
+ $finalConds = $conds;
+ $timestamp = $dbr->addQuotes( $timestamp );
+ $finalConds []=
+ "(cl_timestamp > $timestamp OR (cl_timestamp = $timestamp AND cl_from > $lastId))";
+ $res = $dbr->select( [ 'page', 'categorylinks' ],
+ [ 'page_id', 'cl_timestamp' ],
+ $finalConds,
+ __METHOD__,
+ [
+ 'ORDER BY' => [ 'cl_timestamp', 'cl_from' ],
+ 'LIMIT' => $this->mBatchSize,
+ ]
+ );
+
+ foreach ( $res as $row ) {
+ if ( !( ++$i % self::REPORTING_INTERVAL ) ) {
+ $this->output( "$i\n" );
+ wfWaitForSlaves();
+ }
+ $lastId = $row->page_id;
+ $timestamp = $row->cl_timestamp;
+ self::fixLinksFromArticle( $row->page_id );
+ }
+
+ } while ( $res->numRows() == $this->mBatchSize );
+ }
+
+ /**
+ * Returns a list of possible categories for a given tracking category key
+ *
+ * @param string $categoryKey
+ * @return Title[]
+ */
+ private function getPossibleCategories( $categoryKey ) {
+ $trackingCategories = new TrackingCategories( $this->getConfig() );
+ $cats = $trackingCategories->getTrackingCategories();
+ if ( isset( $cats[$categoryKey] ) ) {
+ return $cats[$categoryKey]['cats'];
+ }
+ $this->error( "Unknown tracking category {$categoryKey}\n", true );
+ }