cache.php
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<?php
N2Loader::importAll('libraries.cache.storage');
class N2Cache {
protected $group = '';
protected $isAccessible = false;
/** @var N2CacheStorage */
public $storage;
protected $_storageEngine = 'default';
/**
* @param string $engine
*
* @return N2CacheStorage
*/
public static function getStorage($engine = "default") {
static $storage = null;
if ($storage === null) {
$storage = array(
'filesystem' => new N2CacheStorageFilesystem(),
'database' => new N2CacheStorageDatabase()
);
}
if ($engine == 'default') {
if (defined('NEXTEND_CACHE_STORAGE')) {
return $storage[NEXTEND_CACHE_STORAGE];
}
return $storage['filesystem'];
}
return $storage[$engine];
}
public static function clearGroup($group) {
$storage = self::getStorage();
$storage->clear($group);
$storage->clear($group, 'web');
}
public function __construct($group, $isAccessible = false) {
$this->group = $group;
$this->isAccessible = $isAccessible;
$this->storage = self::getStorage($this->_storageEngine);
}
protected function clearCurrentGroup() {
$this->storage->clear($this->group, $this->getScope());
}
protected function getScope() {
if ($this->isAccessible) {
return 'web';
}
return 'notweb';
}
protected function exists($key) {
return $this->storage->exists($this->group, $key, $this->getScope());
}
protected function get($key) {
return $this->storage->get($this->group, $key, $this->getScope());
}
protected function set($key, $value) {
$this->storage->set($this->group, $key, $value, $this->getScope());
}
protected function getPath($key) {
return $this->storage->getPath($this->group, $key, $this->getScope());
}
protected function remove($key) {
return $this->storage->remove($this->group, $key, $this->getScope());
}
}