refactoring. added redis drivers.

laravel/session/drivers/redis.php

@@ -0,0 +1,60 @@
+<?php namespace Laravel\Session\Drivers;
+
+class Redis implements Driver {
+
+	/**
+	 * The Redis cache driver instance.
+	 *
+	 * @var Cache\Drivers\Redis
+	 */
+	protected $redis;
+
+	/**
+	 * Create a new Redis session driver.
+	 *
+	 * @param  Cache\Drivers\Redis  $redis
+	 * @return void
+	 */
+	public function __construct(\Laravel\Cache\Drivers\Redis $redis)
+	{
+		$this->redis = $redis;
+	}
+
+	/**
+	 * Load a session from storage by a given ID.
+	 *
+	 * If no session is found for the ID, null will be returned.
+	 *
+	 * @param  string  $id
+	 * @return array
+	 */
+	public function load($id)
+	{
+		return $this->redis->get($id);
+	}
+
+	/**
+	 * Save a given session to storage.
+	 *
+	 * @param  array  $session
+	 * @param  array  $config
+	 * @param  bool   $exists
+	 * @return void
+	 */
+	public function save($session, $config, $exists)
+	{
+		$this->redis->put($session['id'], $session, $config['lifetime']);
+	}
+
+	/**
+	 * Delete a session from storage by a given ID.
+	 *
+	 * @param  string  $id
+	 * @return void
+	 */
+	public function delete($id)
+	{
+		$this->redis->forget($id);
+	}
+
+}