options = array( 'host' => '127.0.0.1', 'port' => 11211, 'extras' => array( 'timeout' => 3600, // one hour 'prefix' => 'simplepie_', ), ); $this->options = SimplePie_Misc::array_merge_recursive($this->options, SimplePie_Cache::parse_URL($location)); $this->name = $this->options['extras']['prefix'] . md5("$name:$type"); $this->cache = new Memcache(); $this->cache->addServer($this->options['host'], (int) $this->options['port']); } /** * Save data to the cache * * @param array|SimplePie $data Data to store in the cache. If passed a SimplePie object, only cache the $data property * @return bool Successfulness */ public function save($data) { if ($data instanceof SimplePie) { $data = $data->data; } return $this->cache->set($this->name, serialize($data), MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']); } /** * Retrieve the data saved to the cache * * @return array Data for SimplePie::$data */ public function load() { $data = $this->cache->get($this->name); if ($data !== false) { return unserialize($data); } return false; } /** * Retrieve the last modified time for the cache * * @return int Timestamp */ public function mtime() { $data = $this->cache->get($this->name); if ($data !== false) { // essentially ignore the mtime because Memcache expires on its own return time(); } return false; } /** * Set the last modified time to the current time * * @return bool Success status */ public function touch() { $data = $this->cache->get($this->name); if ($data !== false) { return $this->cache->set($this->name, $data, MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']); } return false; } /** * Remove the cache * * @return bool Success status */ public function unlink() { return $this->cache->delete($this->name, 0); } }