maybe_truncate_log(); $id = $item->get_fingerprint(); if ( empty( $log[ $id ] ) ) { $log[ $id ] = $item; } $log[ $id ]->increase_times( $item ); update_option( self::LOG_NAME, $log, 'no' ); } public function clear() { delete_option( self::LOG_NAME ); } private function maybe_truncate_log() { /** @var Log_Item[] $log */ $log = $this->get_log(); if ( Log_Item::MAX_LOG_ENTRIES < count( $log ) ) { $log = array_slice( $log, -Log_Item::MAX_LOG_ENTRIES ); } return $log; } public function get_log() { // Clear cache. wp_cache_delete( self::LOG_NAME, 'options' ); $log = get_option( self::LOG_NAME, [] ); // In case the DB log is corrupted. if ( ! is_array( $log ) ) { $log = []; } return $log; } }