app/code/community/Nexcessnet/Turpentine/Helper/Cron.php
protected function _readUrlQueue() {
        $readQueue = @unserialize(
            Mage::app()->loadCache(self::CRAWLER_URLS_CACHE_ID) );
        if ( ! is_array($readQueue)) {
            // This is the first time the queue has been read since the last
            // cache flush (or the queue is corrupt)
            // Returning an empty array here would be the proper behavior,
            // but causes the queue to not be saved on the full cache flush event
            return $this->getAllUrls();
        } else {
            return $readQueue;
        }
    }
protected function _readUrlQueue() {
        $readQueue = @unserialize(
            Mage::app()->loadCache(self::CRAWLER_URLS_CACHE_ID) );
        if ( ! is_array($readQueue)) {
            // This is the first time the queue has been read since the last
            // cache flush (or the queue is corrupt)
            // Returning an empty array here would be the proper behavior,
            // but causes the queue to not be saved on the full cache flush event
            return $this->getAllUrls();
        } else {
            return $readQueue;
        }
    }
protected function _readUrlQueue ( ) { $ readQueue = @ unserialize ( Mage :: app ( ) -> loadCache ( self :: CRAWLER_URLS_CACHE_ID ) ) ; if ( ! is_array ( $ readQueue ) ) { // This is the first time the queue has been read since the last // cache flush (or the queue is corrupt) // Returning an empty array here would be the proper behavior, // but causes the queue to not be saved on the full cache flush event return $ this -> getAllUrls ( ) ; } else { return $ readQueue ; } }
Get the crawler URL queue from the cache

@return array
Get the crawler URL queue from the cache