/** * Clean cache entries * * Available modes are : * 'all' (default) => remove all cache entries ($tags is not used) * 'old' => remove too old cache entries ($tags is not used) * 'matchingTag' => remove cache entries matching all given tags * ($tags can be an array of strings or a single string) * 'notMatchingTag' => remove cache entries not matching one of the given tags * ($tags can be an array of strings or a single string) * 'matchingAnyTag' => remove cache entries matching any given tags * ($tags can be an array of strings or a single string) * * @param string $mode * @param array|string $tags * @throws Zend_Cache_Exception * @return boolean True if ok */ public function clean($mode = 'all', $tags = array()) { if (!$this->_options['caching']) { return true; } if (!in_array($mode, array(Zend_Cache::CLEANING_MODE_ALL, Zend_Cache::CLEANING_MODE_OLD, Zend_Cache::CLEANING_MODE_MATCHING_TAG, Zend_Cache::CLEANING_MODE_NOT_MATCHING_TAG, Zend_Cache::CLEANING_MODE_MATCHING_ANY_TAG))) { Zend_Cache::throwException('Invalid cleaning mode'); } self::_validateTagsArray($tags); return $this->_backend->clean($mode, $tags); }
/** * Object destructor * * Clean up backend storage */ public function __destruct() { if ($this->_backend !== null) { $this->_backend->clean(Zend_Cache::CLEANING_MODE_MATCHING_TAG, $this->_tags); } }