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<?php
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/**
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* <pre>
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* Invision Power Services
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* IP.Board v3.1.0
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* Vkontakte Connect Library
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* Created by Ivan Gavrikov
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* </pre>
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*
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* @author $Author: giv $
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* @copyright (c) 2010 IBResource, LTD.
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* @license http://www.ibresource.ru/products/ipboard/
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* @package IP.Board
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* @link http://www.ibresource.ru
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* @version $Rev: 6242 $
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*
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*/
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class Vkontakte_Request_Validator
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{
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/**
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* Vkontakte API key
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*
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* @var string
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*/
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protected $_api_key = '';
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/**
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* Vkontakte API Secret
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*
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* @var string
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*/
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protected $_secret = '';
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/**
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* VK data
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*
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* @var array
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*/
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private $_data = array();
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/**
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* Valid vk data names
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*
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* @var array
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*/
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private $_valid_params = array(
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'expire', 'mid', 'secret', 'sid', 'sig'
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);
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/**
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* Request validity flag
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*
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* @var boolean
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*/
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private $_valid = true;
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/**
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* undocumented function
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*
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* @param string $api_key
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* @param string $secret
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* @author GiV
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*/
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public function __construct( $api_key, $secret )
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{
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$this->_api_key = $api_key;
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$this->_secret = $secret;
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$this->_validate_params();
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}
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/**
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* Get request validity status
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*
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* @return boolean
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*/
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public function isValid()
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{
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return $this->_valid;
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}
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/**
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* Check vkontakte data parameters validity
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* compare signature of recieved params and
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* recieved signature
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*
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* @return void
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*/
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private function _validate_params()
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{
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if( isset($_COOKIE[ 'vk_app_' . $this->_api_key ]) )
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{
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$params = explode( '&', $_COOKIE[ 'vk_app_' . $this->_api_key ]);
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foreach( $params as &$param )
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{
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$param_data = explode( '=', $param );
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if( count( $param_data) > 1 )
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{
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if( in_array( $param_data[0], $this->_valid_params ) )
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{
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$this->_data[ $param_data[0] ] = $param_data[1];
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if ( 'sig' == $param_data[0] )
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{
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$param = '';
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}
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}
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}
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}
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if( time() > $this->expire )
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{
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$this->_valid = false;
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}
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if( $this->sig != $this->_getSignature( $params ) )
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{
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$this->_valid = false;
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}
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return;
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}
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$this->_valid = false;
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return;
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}
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/**
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* Make signature for data array
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*
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* @param string $data Array
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* @return string
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*/
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private function _getSignature( $data )
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{
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return md5( implode('', $data) . $this->_secret );
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}
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/**
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* Magic method for setting data value
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* from request
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*
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* @param string $key
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* @param string $value
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* @return mixed
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*/
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public function __set( $key, $value )
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{
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$this->_data[ $key ] = $value;
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}
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/**
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* Magic method for getting data value
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* from request
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*
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* @param string $key
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* @return mixed
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*/
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public function __get( $key )
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{
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if( isset( $this->_data[ $key ] ) && $this->_valid )
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{
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return $this->_data[ $key ];
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}
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return false;
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}
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}
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/**
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* Class for working with vkontakte users
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*
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* @author $Author: giv $
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* @copyright (c) 2010 IBResource, LTD.
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* @license http://www.ibresource.ru/products/ipboard/
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* @package IP.Board
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* @link http://www.ibresource.ru
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* @version $Rev: 6242 $
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*/
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class vkontakte_connect
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{
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/**#@+
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* Registry Object Shortcuts
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*
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* @access protected
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* @var object
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*/
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protected $DB;
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protected $settings;
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protected $lang;
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protected $member;
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protected $memberData;
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protected $cache;
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protected $caches;
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/**#@-*/
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/**
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* IPBs log in handler
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*
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* @access private
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* @var object
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*/
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private $_login;
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/**
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* User: Token
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*
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* @access private
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* @var string
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*/
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private $_token;
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/**
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* User: Data
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*
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* @access private
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* @var array
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*/
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private $_userData = array();
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/**
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* Construct.
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*
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* @access public
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* @return void
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*/
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public function __construct( $registry, $token='' )
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{
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/* Make object */
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$this->registry = $registry;
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$this->_token = $token;
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$this->DB = $this->registry->DB();
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$this->settings =& $this->registry->fetchSettings();
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$this->request =& $this->registry->fetchRequest();
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$this->lang = $this->registry->getClass('class_localization');
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$this->member = $this->registry->member();
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$this->memberData =& $this->registry->member()->fetchMemberData();
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$this->cache = $this->registry->cache();
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$this->caches =& $this->registry->cache()->fetchCaches();
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}
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/**
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* Show the vkontakte connect page.
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*
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* @access public
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* @return redirect
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*/
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public function redirectToConnectPage()
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{
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$template = $this->registry->getClass('output')->getTemplate('vkontakte')->showLogInVkFrame( $this->member->form_hash );
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print $template;
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}
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/**
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* Completes the connection
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*
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* @access public
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* @return redirect
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*/
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public function finishLogin()
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{
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$vk = new Vkontakte_Request_Validator( $this->settings['vk_api_id'], $this->settings['vk_secret'] );
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if ( $vk->mid )
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{
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/* Got a member linked already? */
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$_member = IPSMember::load( $vk->mid, 'all', 'vk_uid' );
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if ( $_member['member_id'] )
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{
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/* Check for partial member id */
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$pmember = $this->DB->buildAndFetch( array( 'select' => '*', 'from' => 'members_partial', 'where' => "partial_member_id=" . $_member['member_id'] ) );
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if ( $pmember['partial_member_id'] )
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{
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$this->_token = $_REQUEST['key'];
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$this->DB->update( 'vkontakte_connect', array( 'v_key' => $pmember['partial_date']), "v_key='" . IPSText::md5Clean( $this->_token ) . "'" );
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$this->registry->getClass('output')->silentRedirect( $this->settings['base_url'] . 'app=core&module=global§ion=register&do=complete_login&mid='. $_member['member_id'].'&key='.$pmember['partial_date'] );
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}
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else
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{
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/* Here, so log us in!! */
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$this->_login()->loginWithoutCheckingCredentials( $_member['member_id'], TRUE );
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$this->registry->getClass('output')->silentRedirect( $this->settings['base_url'] );
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}
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}
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else
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{
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$this->_token = $_REQUEST['key'];
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$this->fetchUserData();
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if ( $vk->mid !== $this->_userData['id'] )
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{
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throw new Exception( 'CREATION_FAIL' );
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}
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/* From reg, so create new account properly */
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$toSave = array( 'core' => array( 'name' => IPSText::convertCharsets( $this->_userData['name'], 'utf-8', IPS_DOC_CHAR_SET ),
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'members_display_name' => '',
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'members_created_remote' => 1,
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'member_group_id' => ( $this->settings['vk_mgid'] ) ? $this->settings['vk_mgid'] : $this->settings['member_group'],
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'email' => '',
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'vk_uid' => $this->_userData['id']),
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'extendedProfile' => array(
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'avatar_location' => $this->_userData['photo'],
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'avatar_type' => 'vk' ) );
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$memberData = IPSMember::create( $toSave, TRUE, FALSE, FALSE );
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if ( ! $memberData['member_id'] )
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{
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throw new Exception( 'CREATION_FAIL' );
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}
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$pmember = $this->DB->buildAndFetch( array( 'select' => '*', 'from' => 'members_partial', 'where' => "partial_member_id=" . $memberData['member_id'] ) );
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if ( $pmember['partial_member_id'] )
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{
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$this->DB->update( 'vkontakte_connect', array( 'v_key' => $pmember['partial_date']), "v_key='" . IPSText::md5Clean( $this->_token ) . "'" );
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$this->registry->getClass('output')->silentRedirect( $this->settings['base_url'] . 'app=core&module=global§ion=register&do=complete_login&mid='. $memberData['member_id'].'&key='.$pmember['partial_date'] );
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}
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else
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{
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throw new Exception( 'CREATION_FAIL' );
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}
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}
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}
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}
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/**
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* Return user data
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*
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* @access public
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* @return array
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*/
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public function fetchUserData()
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{
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//echo $this->_token; exit;
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$connectData = $this->DB->buildAndFetch( array( 'select' => '*',
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'from' => 'vkontakte_connect',
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'where' => "v_key='" . IPSText::md5Clean( $this->_token ) . "'" ) );
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if ( !$connectData['v_key'] )
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{
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/* @todo something more useful here */
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throw new Exception( "NO_KEY_FOUND" );
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}
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$this->_userData = array( 'name' => $connectData['v_user'],
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'photo' => $connectData['v_data'],
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'id' => $connectData['v_id'] );
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return $this->_userData;
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}
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/**
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* Finish a log-in connection
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* WARNING: NO PERMISSION CHECKS ARE PERFORMED IN THIS FUNCTION.
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*
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* @access public
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* @param int Forum ID of original member (member to keep)
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* @param int Forum ID of linking member (member to remove)
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* @return boolean
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*/
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public function finishNewConnection( $originalId, $newId )
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{
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$this->DB->delete( 'vkontakte_connect', "v_key='" . IPSText::md5Clean( $this->_token ) . "'" );
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if ( $originalId AND $newId )
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{
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$original = IPSMember::load( $originalId, 'all' );
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$new = IPSMember::load( $newId, 'all' );
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if ( $original['member_id'] AND $new['vk_uid'] )
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{
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IPSMember::save( $original['member_id'], array( 'core' => array( 'vk_uid' => $new['vk_uid'] ) ) );
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return true;
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}
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}
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return false;
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}
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/**
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* Check if vk user linked to forum account
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*
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* @return boolean|array
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*/
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public function isLinked()
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{
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$vk = new Vkontakte_Request_Validator( $this->settings['vk_api_id'], $this->settings['vk_secret'] );
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if ( $vk->mid )
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{
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$_member = IPSMember::load( $vk->mid, 'all', 'vk_uid' );
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return $_member['member_id'];
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}
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else
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{
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return false;
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}
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}
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/**
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* Make linking local account and current vk user
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*
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* @return boolean
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*/
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public function linkTo( $mid )
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{
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$vk = new Vkontakte_Request_Validator( $this->settings['vk_api_id'], $this->settings['vk_secret'] );
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if ( $vk->mid )
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{
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$isLinked = $this->isLinked();
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if( ! $isLinked OR $isLinked !== $mid )
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{
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if ( $isLinked ) IPSMember::remove( $isLinked );
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IPSMember::save( $mid, array( 'core' => array( 'vk_uid' => intval($vk->mid) ) ) );
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return true;
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}
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}
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return false;
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}
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/**
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* Accessor for the log in functions
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*
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* @access public
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* @return object
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*/
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public function _login()
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{
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if ( ! is_object( $this->_login ) )
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{
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require_once( IPS_ROOT_PATH . 'sources/handlers/han_login.php' );
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$this->_login = new han_login( $this->registry );
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$this->_login->init();
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}
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return $this->_login;
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}
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}
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Reference in new issue
Block a user