Добавить вход через Одноклассники и Вконтакте

<?php
class Hybrid_Providers_vk extends Hybrid_Provider_Model_OAuth2 { 
    
    function initialize() {
        parent::initialize();
        $this->api->authorize_url   = "http://oauth.vk.com/authorize";
        $this->api->token_url       = "https://oauth.vk.com/access_token"; 
        $this->api->sign_token_name = "code";


if( $this->token( "access_token" ) ){
			$this->api->access_token            = $this->token( "access_token" );
			$this->api->refresh_token           = $this->token( "refresh_token" );
			$this->api->access_token_expires_in = $this->token( "expires_in" );
			$this->api->access_token_expires_at = $this->token( "expires_at" ); 
                        $this->api->token_user_id = $this->token( "user_id" ); 
                        $this->api->email = $this->token( "email" );
		}


    }

    
    function getUserProfile() {

if ( $this->api->access_token  ) {

        $params = array(
            'uids'         => $this->api->token_user_id,
            'fields'       => 'uid,first_name,last_name,screen_name,sex,bdate,photo_big',
            'access_token' => $this->api->access_token
        );


        $userInfo = json_decode(file_get_contents('https://api.vk.com/method/users.get' . '?' . urldecode(http_build_query($params))), true);
        if (isset($userInfo['response'][0]['uid'])) {
            $userInfo = $userInfo['response'][0];
            $result = true;
        }
    }


 if ($result) {
        $this->user->profile->identifier    = $userInfo['uid'];
        $this->user->profile->firstName     = $userInfo['first_name'];
        $this->user->profile->displayName   = $userInfo['screen_name'];
        $this->user->profile->photoURL      = $userInfo['photo_big'];
        $this->user->profile->gender        = $userInfo['sex'];
        $this->user->profile->email         = $this->api->email;
	$this->user->profile->emailVerified = $this->api->email;
        return $this->user->profile;

    }


    else {
         
          throw new Exception( "User profile request failed! {$this->providerId} returned an invalide response.", 6 );
        }
}
}