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<?php namespace Comodojo\Daemon\Locker;
use \Exception;
/**
* @package Comodojo Daemon
* @author Marco Giovinazzi <[email protected]>
* @license MIT
*
* LICENSE:
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
abstract class AbstractLocker {
abstract public function lock($what);
abstract public function release();
protected static function writeLock($file, $data) {
$lock = file_put_contents($file, $data);
if ( $lock === false ) throw new Exception("Cannot write lock file");
return $lock;
}
protected static function readLock($file) {
$data = file_get_contents($file);
if ( $data === false ) throw new Exception("Cannot read lock file");
return $data;
protected static function releaseLock($file) {
$lock = file_exists($file) ? unlink($file) : true;
comodojo /
daemon
