/**
* Clear type cache using metas
*
* @param string $type : the cache type to clear
* @param array $metas : the cache metas to clear
* @param contant $mode : the zend cache constant to clean matching cache
* Zend_Cache::CLEANING_MODE_MATCHING_ANY_TAG (default)
* Zend_Cache::CLEANING_MODE_MATCHING_TAG
* Zend_Cache::CLEANING_MODE_NOT_MATCHING_TAG
* @return boolean
* @access public
* @static
*/
function clearTypeCacheByMetas($type, $metas, $mode = Zend_Cache::CLEANING_MODE_MATCHING_ANY_TAG)
{
$type = io::sanitizeAsciiString($type);
//Convert metas into tags
$tags = CMS_cache::_createTags($metas);
//CMS_grandFather::log('Clear cache '.$type.' for metas '.print_r($tags, true).' ('.io::getCallInfos().')');
$return = true;
//check cache dir
$cachedir = new CMS_file(PATH_CACHE_FS . '/' . $type, CMS_file::FILE_SYSTEM, CMS_file::TYPE_DIRECTORY);
if ($cachedir->exists()) {
//Frontend cache options
$frontendOptions = array('lifetime' => null, 'caching' => true, 'automatic_cleaning_factor' => 10);
//Backend cache options
$backendOptions = array('cache_dir' => PATH_CACHE_FS . '/' . $type, 'cache_file_umask' => octdec(FILES_CHMOD), 'hashed_directory_umask' => octdec(DIRS_CHMOD), 'hashed_directory_level' => 1);
// getting a Zend_Cache_Core object
try {
$cache = Zend_Cache::factory('Core', 'File', $frontendOptions, $backendOptions);
} catch (Zend_Cache_Exception $e) {
CMS_grandFather::raiseError($e->getMessage());
}
if ($cache) {
try {
$return = $cache->clean($mode, $tags);
} catch (Zend_Cache_Exception $e) {
CMS_grandFather::raiseError($e->getMessage());
$return = false;
}
} else {
$return = false;
}
}
return $return;
}
