ftp user backend

apps/user_external/appinfo/app.php

 <?php
 OC::$CLASSPATH['OC_User_IMAP']='apps/user_external/lib/imap.php';
 OC::$CLASSPATH['OC_User_SMB']='apps/user_external/lib/smb.php';
+OC::$CLASSPATH['OC_User_FTP']='apps/user_external/lib/ftp.php';

apps/user_external/lib/ftp.php

+<?php
+/**
+ * Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+class OC_User_FTP extends OC_User_Backend{
+	private $host;
+	private $secure;
+	private $protocol;
+
+	public function __construct($host,$secure=false){
+		$this->host=$host;
+		$this->secure=$secure;
+		$this->protocol='ftp';
+		if($this->secure){
+			$this->protocol.='s';
+		}
+		$this->protocol.='://';
+	}
+
+	/**
+	 * @brief Check if the password is correct
+	 * @param $uid The username
+	 * @param $password The password
+	 * @returns true/false
+	 *
+	 * Check if the password is correct without logging in the user
+	 */
+	public function checkPassword($uid, $password){
+		$url=$this->protocol.$uid.':'.$password.'@'.$this->host.'/';
+		$result=@opendir($url);
+		if(is_resource($result)){
+			return $uid;
+		}else{
+			return false;
+		}
+	}
+
+	public function userExists($uid){
+		return true;
+	}
+}

apps/user_external/tests/config.php

@@ -14,7 +14,13 @@ return array(
 		'password'=>'bar',
 	),
 	'smb'=>array(
-		'run'=>true,
+		'run'=>false,
+		'host'=>'localhost',
+		'user'=>'test',//valid username/password combination
+		'password'=>'test',
+	),
+	'ftp'=>array(
+		'run'=>false,
 		'host'=>'localhost',
 		'user'=>'test',//valid username/password combination
 		'password'=>'test',

apps/user_external/tests/ftp.php

+<?php
+/**
+ * Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+class Test_User_FTP extends UnitTestCase{
+	/**
+	 * @var OC_User_IMAP $instance
+	 */
+	private $instance;
+	
+	private function getConfig(){
+		return include(__DIR__.'/config.php');
+	}
+	
+	function skip(){
+		$config=$this->getConfig();
+		$this->skipUnless($config['ftp']['run']);
+	}
+	
+	function setUp(){
+		$config=$this->getConfig();
+		$this->instance=new OC_User_FTP($config['ftp']['host']);
+	}
+	
+	function testLogin(){
+		$config=$this->getConfig();
+		$this->assertEqual($config['ftp']['user'],$this->instance->checkPassword($config['ftp']['user'],$config['ftp']['password']));
+		$this->assertFalse($this->instance->checkPassword($config['ftp']['user'],$config['ftp']['password'].'foo'));
+	}
+}