From 951330c9f83c8c8ee98f65fdccb5797e2e59d1f3 Mon Sep 17 00:00:00 2001
From: BlueRaja <BlueRaja.admin@gmail.com>
Date: Sat, 1 Jun 2013 20:10:36 -0500
Subject: A partial commit of the auth stuff, in case my upcoming changes break
 anything

---
 includes/HybridAuth/Auth.php | 406 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 406 insertions(+)
 create mode 100644 includes/HybridAuth/Auth.php

(limited to 'includes/HybridAuth/Auth.php')

diff --git a/includes/HybridAuth/Auth.php b/includes/HybridAuth/Auth.php
new file mode 100644
index 0000000..23c778f
--- /dev/null
+++ b/includes/HybridAuth/Auth.php
@@ -0,0 +1,406 @@
+<?php
+/*!
+* HybridAuth
+* http://hybridauth.sourceforge.net | http://github.com/hybridauth/hybridauth
+* (c) 2009-2012, HybridAuth authors | http://hybridauth.sourceforge.net/licenses.html
+*/
+
+/**
+ * Hybrid_Auth class
+ * 
+ * Hybrid_Auth class provide a simple way to authenticate users via OpenID and OAuth.
+ * 
+ * Generally, Hybrid_Auth is the only class you should instanciate and use throughout your application.
+ */
+class Hybrid_Auth 
+{
+	public static $version = "2.1.2";
+
+	public static $config  = array();
+
+	public static $store   = NULL;
+
+	public static $error   = NULL;
+
+	public static $logger  = NULL;
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Try to start a new session of none then initialize Hybrid_Auth
+	* 
+	* Hybrid_Auth constructor will require either a valid config array or
+	* a path for a configuration file as parameter. To know more please 
+	* refer to the Configuration section:
+	* http://hybridauth.sourceforge.net/userguide/Configuration.html
+	*/
+	function __construct( $config )
+	{ 
+		Hybrid_Auth::initialize( $config ); 
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Try to initialize Hybrid_Auth with given $config hash or file
+	*/
+	public static function initialize( $config )
+	{
+		if( ! is_array( $config ) && ! file_exists( $config ) ){
+			throw new Exception( "Hybriauth config does not exist on the given path.", 1 );
+		}
+
+		if( ! is_array( $config ) ){
+			$config = include $config;
+		}
+
+		// build some need'd paths
+		$config["path_base"]        = realpath( dirname( __FILE__ ) )  . "/"; 
+		$config["path_libraries"]   = $config["path_base"] . "thirdparty/";
+		$config["path_resources"]   = $config["path_base"] . "resources/";
+		$config["path_providers"]   = $config["path_base"] . "Providers/";
+
+		// reset debug mode
+		if( ! isset( $config["debug_mode"] ) ){
+			$config["debug_mode"] = false;
+			$config["debug_file"] = null;
+		}
+
+		# load hybridauth required files, a autoload is on the way...
+		require_once $config["path_base"] . "Error.php";
+		require_once $config["path_base"] . "Logger.php";
+
+		require_once $config["path_base"] . "Storage.php";
+
+		require_once $config["path_base"] . "Provider_Adapter.php";
+
+		require_once $config["path_base"] . "Provider_Model.php";
+		require_once $config["path_base"] . "Provider_Model_OpenID.php";
+		require_once $config["path_base"] . "Provider_Model_OAuth1.php";
+		require_once $config["path_base"] . "Provider_Model_OAuth2.php";
+
+		require_once $config["path_base"] . "User.php";
+		require_once $config["path_base"] . "User_Profile.php";
+		require_once $config["path_base"] . "User_Contact.php";
+		require_once $config["path_base"] . "User_Activity.php";
+
+		// hash given config
+		Hybrid_Auth::$config = $config;
+
+		// instace of log mng
+		Hybrid_Auth::$logger = new Hybrid_Logger();
+
+		// instace of errors mng
+		Hybrid_Auth::$error = new Hybrid_Error();
+
+		// start session storage mng
+		Hybrid_Auth::$store = new Hybrid_Storage();
+
+		Hybrid_Logger::info( "Enter Hybrid_Auth::initialize()"); 
+		Hybrid_Logger::info( "Hybrid_Auth::initialize(). PHP version: " . PHP_VERSION ); 
+		Hybrid_Logger::info( "Hybrid_Auth::initialize(). Hybrid_Auth version: " . Hybrid_Auth::$version ); 
+		Hybrid_Logger::info( "Hybrid_Auth::initialize(). Hybrid_Auth called from: " . Hybrid_Auth::getCurrentUrl() ); 
+
+		// PHP Curl extension [http://www.php.net/manual/en/intro.curl.php]
+		if ( ! function_exists('curl_init') ) {
+			Hybrid_Logger::error('Hybridauth Library needs the CURL PHP extension.');
+			throw new Exception('Hybridauth Library needs the CURL PHP extension.');
+		}
+
+		// PHP JSON extension [http://php.net/manual/en/book.json.php]
+		if ( ! function_exists('json_decode') ) {
+			Hybrid_Logger::error('Hybridauth Library needs the JSON PHP extension.');
+			throw new Exception('Hybridauth Library needs the JSON PHP extension.');
+		} 
+
+		// session.name
+		if( session_name() != "PHPSESSID" ){
+			Hybrid_Logger::info('PHP session.name diff from default PHPSESSID. http://php.net/manual/en/session.configuration.php#ini.session.name.');
+		}
+
+		// safe_mode is on
+		if( ini_get('safe_mode') ){
+			Hybrid_Logger::info('PHP safe_mode is on. http://php.net/safe-mode.');
+		}
+
+		// open basedir is on
+		if( ini_get('open_basedir') ){
+			Hybrid_Logger::info('PHP open_basedir is on. http://php.net/open-basedir.');
+		}
+
+		Hybrid_Logger::debug( "Hybrid_Auth initialize. dump used config: ", serialize( $config ) );
+		Hybrid_Logger::debug( "Hybrid_Auth initialize. dump current session: ", Hybrid_Auth::storage()->getSessionData() ); 
+		Hybrid_Logger::info( "Hybrid_Auth initialize: check if any error is stored on the endpoint..." );
+
+		if( Hybrid_Error::hasError() ){ 
+			$m = Hybrid_Error::getErrorMessage();
+			$c = Hybrid_Error::getErrorCode();
+			$p = Hybrid_Error::getErrorPrevious();
+
+			Hybrid_Logger::error( "Hybrid_Auth initialize: A stored Error found, Throw an new Exception and delete it from the store: Error#$c, '$m'" );
+
+			Hybrid_Error::clearError();
+
+			// try to provide the previous if any
+			// Exception::getPrevious (PHP 5 >= 5.3.0) http://php.net/manual/en/exception.getprevious.php
+			if ( version_compare( PHP_VERSION, '5.3.0', '>=' ) && ($p instanceof Exception) ) { 
+				throw new Exception( $m, $c, $p );
+			}
+			else{
+				throw new Exception( $m, $c );
+			}
+		}
+
+		Hybrid_Logger::info( "Hybrid_Auth initialize: no error found. initialization succeed." );
+
+		// Endof initialize 
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Hybrid storage system accessor
+	*
+	* Users sessions are stored using HybridAuth storage system ( HybridAuth 2.0 handle PHP Session only) and can be acessed directly by
+	* Hybrid_Auth::storage()->get($key) to retrieves the data for the given key, or calling
+	* Hybrid_Auth::storage()->set($key, $value) to store the key => $value set.
+	*/
+	public static function storage()
+	{
+		return Hybrid_Auth::$store;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Get hybridauth session data. 
+	*/
+	function getSessionData()
+	{ 
+		return Hybrid_Auth::storage()->getSessionData();
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* restore hybridauth session data. 
+	*/
+	function restoreSessionData( $sessiondata = NULL )
+	{ 
+		Hybrid_Auth::storage()->restoreSessionData( $sessiondata );
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Try to authenticate the user with a given provider. 
+	*
+	* If the user is already connected we just return and instance of provider adapter,
+	* ELSE, try to authenticate and authorize the user with the provider. 
+	*
+	* $params is generally an array with required info in order for this provider and HybridAuth to work,
+	*  like :
+	*          hauth_return_to: URL to call back after authentication is done
+	*        openid_identifier: The OpenID identity provider identifier
+	*           google_service: can be "Users" for Google user accounts service or "Apps" for Google hosted Apps
+	*/
+	public static function authenticate( $providerId, $params = NULL )
+	{
+		Hybrid_Logger::info( "Enter Hybrid_Auth::authenticate( $providerId )" );
+
+		// if user not connected to $providerId then try setup a new adapter and start the login process for this provider
+		if( ! Hybrid_Auth::storage()->get( "hauth_session.$providerId.is_logged_in" ) ){ 
+			Hybrid_Logger::info( "Hybrid_Auth::authenticate( $providerId ), User not connected to the provider. Try to authenticate.." );
+
+			$provider_adapter = Hybrid_Auth::setup( $providerId, $params );
+
+			$provider_adapter->login();
+		}
+
+		// else, then return the adapter instance for the given provider
+		else{
+			Hybrid_Logger::info( "Hybrid_Auth::authenticate( $providerId ), User is already connected to this provider. Return the adapter instance." );
+
+			return Hybrid_Auth::getAdapter( $providerId );
+		}
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Return the adapter instance for an authenticated provider
+	*/ 
+	public static function getAdapter( $providerId = NULL )
+	{
+		Hybrid_Logger::info( "Enter Hybrid_Auth::getAdapter( $providerId )" );
+
+		return Hybrid_Auth::setup( $providerId );
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Setup an adapter for a given provider
+	*/ 
+	public static function setup( $providerId, $params = NULL )
+	{
+		Hybrid_Logger::debug( "Enter Hybrid_Auth::setup( $providerId )", $params );
+
+		if( ! $params ){ 
+			$params = Hybrid_Auth::storage()->get( "hauth_session.$providerId.id_provider_params" );
+			
+			Hybrid_Logger::debug( "Hybrid_Auth::setup( $providerId ), no params given. Trying to get the sotred for this provider.", $params );
+		}
+
+		if( ! $params ){ 
+			$params = ARRAY();
+			
+			Hybrid_Logger::info( "Hybrid_Auth::setup( $providerId ), no stored params found for this provider. Initialize a new one for new session" );
+		}
+
+		if( ! isset( $params["hauth_return_to"] ) ){
+			$params["hauth_return_to"] = Hybrid_Auth::getCurrentUrl(); 
+		}
+
+		Hybrid_Logger::debug( "Hybrid_Auth::setup( $providerId ). HybridAuth Callback URL set to: ", $params["hauth_return_to"] );
+
+		# instantiate a new IDProvider Adapter
+		$provider   = new Hybrid_Provider_Adapter();
+
+		$provider->factory( $providerId, $params );
+
+		return $provider;
+	} 
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Check if the current user is connected to a given provider
+	*/
+	public static function isConnectedWith( $providerId )
+	{
+		return (bool) Hybrid_Auth::storage()->get( "hauth_session.{$providerId}.is_logged_in" );
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Return array listing all authenticated providers
+	*/ 
+	public static function getConnectedProviders()
+	{
+		$idps = array();
+
+		foreach( Hybrid_Auth::$config["providers"] as $idpid => $params ){
+			if( Hybrid_Auth::isConnectedWith( $idpid ) ){
+				$idps[] = $idpid;
+			}
+		}
+
+		return $idps;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Return array listing all enabled providers as well as a flag if you are connected.
+	*/ 
+	public static function getProviders()
+	{
+		$idps = array();
+
+		foreach( Hybrid_Auth::$config["providers"] as $idpid => $params ){
+			if($params['enabled']) {
+				$idps[$idpid] = array( 'connected' => false );
+
+				if( Hybrid_Auth::isConnectedWith( $idpid ) ){
+					$idps[$idpid]['connected'] = true;
+				}
+			}
+		}
+
+		return $idps;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* A generic function to logout all connected provider at once 
+	*/ 
+	public static function logoutAllProviders()
+	{
+		$idps = Hybrid_Auth::getConnectedProviders();
+
+		foreach( $idps as $idp ){
+			$adapter = Hybrid_Auth::getAdapter( $idp );
+
+			$adapter->logout();
+		}
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Utility function, redirect to a given URL with php header or using javascript location.href
+	*/
+	public static function redirect( $url, $mode = "PHP" )
+	{
+		Hybrid_Logger::info( "Enter Hybrid_Auth::redirect( $url, $mode )" );
+
+		if( $mode == "PHP" ){
+			header( "Location: $url" ) ;
+		}
+		elseif( $mode == "JS" ){
+			echo '<html>';
+			echo '<head>';
+			echo '<script type="text/javascript">';
+			echo 'function redirect(){ window.top.location.href="' . $url . '"; }';
+			echo '</script>';
+			echo '</head>';
+			echo '<body onload="redirect()">';
+			echo 'Redirecting, please wait...';
+			echo '</body>';
+			echo '</html>'; 
+		}
+
+		die();
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	* Utility function, return the current url. TRUE to get $_SERVER['REQUEST_URI'], FALSE for $_SERVER['PHP_SELF']
+	*/
+	public static function getCurrentUrl( $request_uri = true ) 
+	{
+		if(
+			isset( $_SERVER['HTTPS'] ) && ( $_SERVER['HTTPS'] == 'on' || $_SERVER['HTTPS'] == 1 )
+		|| 	isset( $_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https'
+		){
+			$protocol = 'https://';
+		}
+		else {
+			$protocol = 'http://';
+		}
+
+		$url = $protocol . $_SERVER['HTTP_HOST'];
+
+		// use port if non default
+		if( isset( $_SERVER['SERVER_PORT'] ) && strpos( $url, ':'.$_SERVER['SERVER_PORT'] ) === FALSE ) {
+			$url .= ($protocol === 'http://' && $_SERVER['SERVER_PORT'] != 80 && !isset( $_SERVER['HTTP_X_FORWARDED_PROTO']))
+				|| ($protocol === 'https://' && $_SERVER['SERVER_PORT'] != 443 && !isset( $_SERVER['HTTP_X_FORWARDED_PROTO']))
+				? ':' . $_SERVER['SERVER_PORT'] 
+				: '';
+		}
+
+		if( $request_uri ){
+			$url .= $_SERVER['REQUEST_URI'];
+		}
+		else{
+			$url .= $_SERVER['PHP_SELF'];
+		}
+
+		// return current url
+		return $url;
+	}
+}
-- 
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