[HttpFoundation] Added a custom file save handler

src/Symfony/Component/HttpFoundation/Session/Storage/Handler/FileSessionHandler.php

@@ -0,0 +1,102 @@
+<?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\Handler;
+
+/**
+ * FileSessionHandler.
+ *
+ * @author Drak <drak@zikula.org>
+ */
+class FileSessionHandler implements \SessionHandlerInterface
+{
+    /**
+     * @var string
+     */
+    private $savePath;
+
+    /**
+     * Constructor.
+     *
+     * @param string $savePath Path of directory to save session files.
+     */
+    public function __construct($savePath)
+    {
+        $this->savePath = $savePath;
+        if (false === is_dir($this->savePath)) {
+            mkdir($this->savePath, 0777, true);
+        }
+    }
+
+    /**
+     * {@inheritdoc]
+     */
+    function open($savePath, $sessionName)
+    {
+        return true;
+    }
+
+    /**
+     * {@inheritdoc]
+     */
+    function close()
+    {
+        return true;
+    }
+
+    /**
+     * {@inheritdoc]
+     */
+    function read($id)
+    {
+        $file = $this->savePath.'/sess_'.$id;
+        if (file_exists($file)) {
+            return file_get_contents($file);
+        }
+
+        return '';
+    }
+
+    /**
+     * {@inheritdoc]
+     */
+    function write($id, $data)
+    {
+        return false === file_put_contents($this->savePath.'/sess_'.$id, $data) ? false : true;
+    }
+
+    /**
+     * {@inheritdoc]
+     */
+    function destroy($id)
+    {
+        $file = $this->savePath.'/sess_'.$id;
+        if (file_exists($file)) {
+            unlink($file);
+        }
+
+        return true;
+    }
+
+    /**
+     * {@inheritdoc]
+     */
+    function gc($maxlifetime)
+    {
+        foreach (glob($this->savePath.'/sess_*') as $file) {
+            if ((filemtime($file) + $maxlifetime) < time()) {
+                unlink($file);
+            }
+        }
+
+        return true;
+    }
+}

src/Symfony/Component/HttpFoundation/Tests/Session/Storage/Handler/FilelSessionHandlerTest.php

@@ -0,0 +1,104 @@
+<?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\Tests\Session\Storage\Handler;
+
+use Symfony\Component\HttpFoundation\Session\Storage\Handler\FileSessionHandler;
+
+/**
+ * Test class for FileSessionHandler.
+ *
+ * @author Drak <drak@zikula.org>
+ */
+class FileSessionStorageTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var FileSessionHandler
+     */
+    private $handler;
+
+    private $path;
+
+    public function setUp()
+    {
+        $this->path = sys_get_temp_dir().'/filesessionhandler/';
+        $this->handler = new FileSessionHandler($this->path);
+
+        parent::setUp();
+    }
+
+    public function tearDown()
+    {
+        foreach (glob($this->path.'*') as $file) {
+            unlink($file);
+        }
+
+        rmdir($this->path);
+
+        $this->handler = null;
+    }
+
+    public function test__construct()
+    {
+        $this->assertTrue(is_dir($this->path));
+    }
+
+    public function testOpen()
+    {
+        $this->assertTrue($this->handler->open('a', 'b'));
+    }
+
+    public function testClose()
+    {
+        $this->assertTrue($this->handler->close());
+    }
+
+    public function testReadWrite()
+    {
+        $this->assertEmpty($this->handler->read('123'));
+        $this->assertTrue($this->handler->write('123', 'data'));
+        $this->assertEquals('data', $this->handler->read('123'));
+    }
+
+    public function testDestroy()
+    {
+        $this->handler->write('456', 'data');
+        $this->handler->destroy('123');
+        $this->assertEquals('data', $this->handler->read('456'));
+        $this->handler->destroy('456');
+        $this->assertEmpty($this->handler->read('456'));
+    }
+
+    public function testGc()
+    {
+        $prefix = $this->path.'sess_';
+        $this->handler->write('1', 'data');
+        touch($prefix.'1', time()-86400);
+
+        $this->handler->write('2', 'data');
+        touch($prefix.'2', time()-3600);
+
+        $this->handler->write('3', 'data');
+        touch($prefix.'3', time()-300);
+
+        $this->handler->write('4', 'data');
+
+        $this->handler->gc(90000);
+        $this->assertEquals(4, count(glob($this->path.'*')));
+
+        $this->handler->gc(4000);
+        $this->assertEquals(3, count(glob($this->path.'*')));
+
+        $this->handler->gc(200);
+        $this->assertEquals(1, count(glob($this->path.'*')));
+    }
+}
+