NativeRedisSessionStorage added

- fix and simple unit test added

src/Symfony/Component/HttpFoundation/Session/Storage/NativeRedisSessionStorage.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpFoundation\Session\Storage;
+
+/**
+ * NativeRedisSessionStorage.
+ *
+ * Driver for the redis session save hadlers provided by the redis PHP extension.
+ *
+ * @see https://github.com/nicolasff/phpredis
+ *
+ * @author Andrej Hudec <pulzarraider@gmail.com>
+ */
+class NativeRedisSessionStorage extends AbstractSessionStorage
+{
+    /**
+     * @var string
+     */
+    private $savePath;
+
+    /**
+     * Constructor.
+     *
+     * @param string $savePath Path of redis server.
+     * @param array  $options  Session configuration options.
+     *
+     * @see AbstractSessionStorage::__construct()
+     */
+    public function __construct($savePath = 'tcp://127.0.0.1:6379?persistent=0', array $options = array())
+    {
+        if (!extension_loaded('redis')) {
+            throw new \RuntimeException('PHP does not have "redis" session module registered');
+        }
+
+        $this->savePath = $savePath;
+        parent::__construct($options);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function registerSaveHandlers()
+    {
+        ini_set('session.save_handler', 'redis');
+        ini_set('session.save_path', $this->savePath);
+    }
+}

tests/Symfony/Tests/Component/HttpFoundation/Session/Storage/NativeRedisSessionStorageTest.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Symfony\Tests\Component\HttpFoundation\Session\Storage;
+
+use Symfony\Component\HttpFoundation\Session\Storage\NativeRedisSessionStorage;
+
+/**
+ * Test class for NativeRedisSessionStorage.
+ *
+ * @runTestsInSeparateProcesses
+ */
+class NativeRedisSessionStorageTest extends \PHPUnit_Framework_TestCase
+{
+    public function testSaveHandlers()
+    {
+        if (!extension_loaded('redis')) {
+            $this->markTestSkipped('Skipped tests - Redis extension is not present');
+        }
+
+        $storage = new NativeRedisSessionStorage('tcp://127.0.0.1:6379?persistent=0', array('name' => 'TESTING'));
+        $this->assertEquals('redis', ini_get('session.save_handler'));
+        $this->assertEquals('tcp://127.0.0.1:6379?persistent=0', ini_get('session.save_path'));
+        $this->assertEquals('TESTING', ini_get('session.name'));
+    }
+}