shop.balmet.com

file.php (1472B)

---

 <?php
 namespace Session;
 class File {
 	private $directory;
 
 	public function read($session_id) {
 		$file = DIR_SESSION . '/sess_' . basename($session_id);
 
 		if (is_file($file)) {
 			$handle = fopen($file, 'r');
 
 			flock($handle, LOCK_SH);
 
 			$data = fread($handle, filesize($file));
 
 			flock($handle, LOCK_UN);
 
 			fclose($handle);
 
 			return unserialize($data);
 		} else {
 			return array();
 		}
 	}
 
 	public function write($session_id, $data) {
 		$file = DIR_SESSION . '/sess_' . basename($session_id);
 
 		$handle = fopen($file, 'w');
 
 		flock($handle, LOCK_EX);
 
 		fwrite($handle, serialize($data));
 
 		fflush($handle);
 
 		flock($handle, LOCK_UN);
 
 		fclose($handle);
 
 		return true;
 	}
 
 	public function destroy($session_id) {
 		$file = DIR_SESSION . '/sess_' . basename($session_id);
 
 		if (is_file($file)) {
 			unset($file);
 		}
 	}
 
 	public function __destruct() {
 		if (ini_get('session.gc_divisor')) {
 			$gc_divisor = ini_get('session.gc_divisor');
 		} else {
 			$gc_divisor = 1;
 		}
 
 		if (ini_get('session.gc_probability')) {
 			$gc_probability = ini_get('session.gc_probability');
 		} else {
 			$gc_probability = 1;
 		}
 
 		if ((rand() % $gc_divisor) < $gc_probability) {
 			$expire = time() - ini_get('session.gc_maxlifetime');
 
 			$files = glob(DIR_SESSION . '/sess_*');
 
 			foreach ($files as $file) {
 				if (filemtime($file) < $expire) {
 					unlink($file);
 				}
 			}
 		}
 	}
 }