Merge pull request #23 from guiltar/master

added provider Vkontakte (VK.com, Vkontakte.ru)

additional-providers/hybridauth-vkontakte/Providers/Vkontakte.php

@@ -0,0 +1,115 @@
+<?php
+/*!
+* HybridAuth
+* http://hybridauth.sourceforge.net | https://github.com/hybridauth/hybridauth
+*  (c) 2009-2011 HybridAuth authors | hybridauth.sourceforge.net/licenses.html
+*/
+
+/**
+ * Hybrid_Providers_Vkontakte provider adapter based on OAuth2 protocol
+ *
+ * added by guiltar | https://github.com/guiltar
+ */
+
+class Hybrid_Providers_Vkontakte extends Hybrid_Provider_Model_OAuth2
+{
+	// default permissions 
+	public $scope = "";
+
+	/**
+	* IDp wrappers initializer 
+	*/
+	function initialize() 
+	{
+		parent::initialize();
+
+		// Provider api end-points
+		$this->api->authorize_url  = "http://api.vk.com/oauth/authorize";
+		$this->api->token_url      = "https://api.vk.com/oauth/token";
+		//$this->api->token_info_url
+	}
+
+	function loginFinish()
+	{
+		$error = (array_key_exists('error',$_REQUEST))?$_REQUEST['error']:"";
+
+		// check for errors
+		if ( $error ){
+			throw new Exception( "Authentification failed! {$this->providerId} returned an error: $error", 5 );
+		}
+
+		// try to authenicate user
+		$code = (array_key_exists('code',$_REQUEST))?$_REQUEST['code']:"";
+
+		try{
+			$response = $this->api->authenticate( $code );
+		}
+		catch( Exception $e ){
+			throw new Exception( "User profile request failed! {$this->providerId} returned an error: $e", 6 );
+		}
+
+		// check if authenticated
+		if ( !property_exists($response,'user_id') || ! $this->api->access_token ){
+			throw new Exception( "Authentification failed! {$this->providerId} returned an invalid access token.", 5 );
+		}
+
+		// store tokens
+		$this->token( "access_token" , $this->api->access_token  );
+		$this->token( "refresh_token", $this->api->refresh_token );
+		$this->token( "expires_in"   , $this->api->access_token_expires_in );
+		$this->token( "expires_at"   , $this->api->access_token_expires_at );
+
+		// store user id. it is required for api access to Vkontakte
+		Hybrid_Auth::storage()->set( "hauth_session.{$this->providerId}.user_id", $response->user_id );
+
+		// set user connected locally
+		$this->setUserConnected();
+	}
+
+	/**
+	* load the user profile from the IDp api client
+	*/
+	function getUserProfile()
+	{
+		// refresh tokens if needed 
+		$this->refreshToken();
+
+		// Vkontakte requires user id, not just token for api access
+		$params['uid'] = Hybrid_Auth::storage()->get( "hauth_session.{$this->providerId}.user_id" );
+		$params['fields'] = 'first_name,last_name,nickname,screen_name,sex,bdate,timezone,photo_rec,photo_big';
+		// ask vkontakte api for user infos
+		$response = $this->api->api( "https://api.vk.com/method/getProfiles" , 'GET', $params);
+
+
+		if (!isset( $response->response[0] ) || !isset( $response->response[0]->uid ) || isset( $response->error ) ){
+			throw new Exception( "User profile request failed! {$this->providerId} returned an invalide response.", 6 );
+		}
+
+		$response = $response->response[0];
+		$this->user->profile->identifier    = (property_exists($response,'uid'))?$response->uid:"";
+		$this->user->profile->firstName     = (property_exists($response,'first_name'))?$response->first_name:"";
+		$this->user->profile->lastName      = (property_exists($response,'last_name'))?$response->last_name:"";
+		$this->user->profile->displayName   = (property_exists($response,'nickname'))?$response->nickname:"";
+		$this->user->profile->photoURL      = (property_exists($response,'photo_big'))?$response->photo_big:"";
+		$this->user->profile->profileURL    = (property_exists($response,'screen_name'))?"http://vk.com/" . $response->screen_name:"";
+
+		if(property_exists($response,'sex')){
+			switch ($response->sex)
+			{
+				case 1: $this->user->profile->gender = 'female'; break;
+				case 2: $this->user->profile->gender = 'male'; break;
+				default: $this->user->profile->gender = ''; break;
+			}
+		}
+
+		if( property_exists($response,'bdate') ){
+			list($birthday_year, $birthday_month, $birthday_day) = explode( '.', $response->bdate );
+
+			$this->user->profile->birthDay   = (int) $birthday_day;
+			$this->user->profile->birthMonth = (int) $birthday_month;
+			$this->user->profile->birthYear  = (int) $birthday_year;
+		}
+
+		return $this->user->profile;
+	}
+}