Enabled OAuth/OAuth2 logins

2013-05-27 22:10:41 +10:00
parent 8edac5ad4a
commit ab895eab93
82 changed files with 3052 additions and 154 deletions
--- a/modules/oauth/classes/Auth/Facebook_Connect.php
+++ b/modules/oauth/classes/Auth/Facebook_Connect.php
@@ -0,0 +1,121 @@
+<?php defined('SYSPATH') or die('No direct access allowed.');
+
+/**
+ * This class provides Authentication using Facebook
+ *
+ * @package    OAuth
+ * @category   Classes
+ * @author     Deon George
+ * @copyright  (c) 2009-2013 Open Source Billing
+ * @license    http://dev.osbill.net/license.html
+ */
+class Auth_Facebook extends Auth_ORM_External {
+	// Our Facebook config data
+	private $config;
+	private $data;
+	private $me;
+	// Facebook UID
+	private $uid;
+
+	public function __construct(Model_Oauth $oo) {
+		// If our user refused, then no point continuing
+		if ($problem = Arr::get($_REQUEST,'error'))
+			switch ($problem) {
+				case 'access_denied':
+					HTTP::redirect('login');
+
+				default:
+					throw HTTP_Exception::factory(501,'Unknown OAuth Problem :problem',array(':problem'=>$problem));
+			}
+
+		parent::__construct($oo);
+
+		include Kohana::find_file('vendor', 'facebook');
+
+		// Load configuration "config/facebook"
+		$this->config = Kohana::$config->load('facebook');
+
+		// Create new Facebook object
+		$this->ao = new Facebook(array(
+			'appId' =>  $oo->app_id,
+			'secret' =>  $oo->secret,
+			'cookie' =>  $this->config->cookie,
+			'session_type' => $this->config->session_type,
+		));
+
+		try {
+			$this->me = $this->ao->api('/' . $this->ao->getUser(), 'GET');
+
+		} catch (FacebookApiException $e) {
+			// Do nothing.
+		}
+	}
+
+	/**
+	 * Returns user data, default in case of failure.
+	 *
+	 * @param $key
+	 * @param null $default
+	 * @return mixed
+	 * @throws FacebookApiException
+	 */
+	public function get($key,$default=NULL) {
+		if (! $uid = $this->user_id()) {
+			$this->login_url();
+
+			throw new FacebookApiException('User is not logged in.');
+		}
+
+		if (empty($this->data))
+			$this->data = $this->ao->api(array(
+				'method' => 'fql.query',
+				'query' => sprintf('SELECT %s FROM user WHERE uid = %s',$this->config_fields,$uid),
+			));
+
+		return (! empty($this->data[0][$key])) ? $this->data[0][$key] : $default;
+	}
+
+	/**
+	 * Is user currently logged into facebook?
+	 */
+	public function logged_in($role=NULL,$debug=NULL) {
+		return $this->ao->getUser() ? TRUE : FALSE;
+	}
+
+	/**
+	 * Creates a login url, based on scope, redirect_uri and display.
+	 *
+	 * @return string
+	 */
+	public function login_url() {
+		return urldecode($this->ao->getLoginUrl(array(
+			'scope' => $this->config->scope,
+			'redirect_uri' => $this->config->redirect_uri,
+			'display' => $this->config->display,
+		)));
+	}
+
+	/**
+	 * Creates a logout url based on next.
+	 *
+	 * @return string
+	 */
+	public function logout_url() {
+		return urldecode($this->ao->getLogoutUrl(array('next'=>$this->config->next)));
+	}
+
+	/**
+	 * Return user id if success, otherwise FALSE.
+	 */
+	public function user_id() {
+		if ($this->logged_in()) {
+			$this->uid = $this->ao->getUser();
+
+			return $this->uid;
+
+		} else {
+			return FALSE;
+		}
+	}
+}
+?>