public function clear(CacheKey $cacheKey = null)
{
$baseFolder = $this->getConfigAttribute('BaseFolder');
$namespace = str_replace('\\', '/', $this->getConfigAttribute('Namespace'));
// in case we do not have a cache key, remove the entire cache
if ($cacheKey === null) {
try {
FilesystemManager::deleteFolder($baseFolder . '/' . $namespace, true);
return true;
} catch (FileException $e) {
return false;
// indicate, that nothing was to delete (e.g. cache not active or empty)
}
}
/* @var $cacheKey AdvancedCacheKey */
$key = $cacheKey->getKey();
$subKey = $cacheKey->getSubKey();
if ($key == null && $subKey == null) {
FilesystemManager::deleteFolder($baseFolder . '/' . $namespace, true);
} elseif ($key != null && $subKey == null) {
// in case we have the cache key only, delete the entire structure
// including all sub cache entries
$key = md5($key);
$folder = $baseFolder . '/' . $namespace . '/' . substr($key, 0, 2) . '/' . $key;
FilesystemManager::deleteFolder($folder, true);
return true;
} else {
// in case we have both cache key and cache sub key, delete the local
// cache entry structure
$file = $this->getCacheFile($cacheKey);
try {
FilesystemManager::removeFile($file);
return true;
} catch (FileException $e) {
return false;
}
}
return false;
}
public function clear(CacheKey $cacheKey = null)
{
$baseFolder = $this->getConfigAttribute('BaseFolder');
if ($cacheKey === null) {
return FilesystemManager::deleteFolder($baseFolder, true);
} else {
$cacheFile = $this->getCacheFile($cacheKey);
try {
return FilesystemManager::removeFile($cacheFile);
} catch (FileException $e) {
return false;
}
}
}
