forked from qwerty/milfs
267 lines
7.8 KiB
PHP
267 lines
7.8 KiB
PHP
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<?php
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/**
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* HybridAuth
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* http://hybridauth.sourceforge.net | http://github.com/hybridauth/hybridauth
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* (c) 2009-2015, HybridAuth authors | http://hybridauth.sourceforge.net/licenses.html
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*/
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// A service client for the OAuth 2 flow.
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// v0.1.1
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class OAuth2Client
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{
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public $api_base_url = "";
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public $authorize_url = "";
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public $token_url = "";
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public $token_info_url = "";
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public $client_id = "" ;
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public $client_secret = "" ;
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public $redirect_uri = "" ;
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public $access_token = "" ;
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public $refresh_token = "" ;
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public $access_token_expires_in = "" ;
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public $access_token_expires_at = "" ;
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//--
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public $sign_token_name = "access_token";
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public $decode_json = true;
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public $curl_time_out = 30;
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public $curl_connect_time_out = 30;
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public $curl_ssl_verifypeer = false;
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public $curl_ssl_verifyhost = false;
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public $curl_header = array();
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public $curl_useragent = "OAuth/2 Simple PHP Client v0.1.1; HybridAuth http://hybridauth.sourceforge.net/";
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public $curl_authenticate_method = "POST";
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public $curl_proxy = null;
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public $curl_compressed = false;
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//--
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public $http_code = "";
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public $http_info = "";
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protected $response = null;
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//--
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public function __construct( $client_id = false, $client_secret = false, $redirect_uri='', $compressed = false )
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{
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$this->client_id = $client_id;
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$this->client_secret = $client_secret;
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$this->redirect_uri = $redirect_uri;
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$this->curl_compressed = $compressed;
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}
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public function authorizeUrl( $extras = array() )
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{
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$params = array(
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"client_id" => $this->client_id,
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"redirect_uri" => $this->redirect_uri,
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"response_type" => "code"
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);
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if( count($extras) )
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foreach( $extras as $k=>$v )
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$params[$k] = $v;
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return $this->authorize_url . "?" . http_build_query($params, '', '&');
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}
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public function authenticate( $code )
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{
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$params = array(
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"client_id" => $this->client_id,
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"client_secret" => $this->client_secret,
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"grant_type" => "authorization_code",
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"redirect_uri" => $this->redirect_uri,
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"code" => $code
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);
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$response = $this->request( $this->token_url, $params, $this->curl_authenticate_method );
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$response = $this->parseRequestResult( $response );
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if( ! $response || ! isset( $response->access_token ) ){
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throw new Exception( "The Authorization Service has return: " . $response->error );
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}
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if( isset( $response->access_token ) ) $this->access_token = $response->access_token;
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if( isset( $response->refresh_token ) ) $this->refresh_token = $response->refresh_token;
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if( isset( $response->expires_in ) ) $this->access_token_expires_in = $response->expires_in;
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// calculate when the access token expire
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if( isset($response->expires_in)) {
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$this->access_token_expires_at = time() + $response->expires_in;
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}
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return $response;
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}
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public function authenticated()
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{
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if ( $this->access_token ){
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if ( $this->token_info_url && $this->refresh_token ){
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// check if this access token has expired,
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$tokeninfo = $this->tokenInfo( $this->access_token );
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// if yes, access_token has expired, then ask for a new one
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if( $tokeninfo && isset( $tokeninfo->error ) ){
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$response = $this->refreshToken( $this->refresh_token );
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// if wrong response
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if( ! isset( $response->access_token ) || ! $response->access_token ){
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throw new Exception( "The Authorization Service has return an invalid response while requesting a new access token. given up!" );
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}
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// set new access_token
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$this->access_token = $response->access_token;
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}
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}
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return true;
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}
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return false;
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}
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/**
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* Format and sign an oauth for provider api
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*/
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public function api( $url, $method = "GET", $parameters = array() )
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{
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if ( strrpos($url, 'http://') !== 0 && strrpos($url, 'https://') !== 0 ) {
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$url = $this->api_base_url . $url;
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}
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$parameters[$this->sign_token_name] = $this->access_token;
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$response = null;
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switch( $method ){
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case 'GET' : $response = $this->request( $url, $parameters, "GET" ); break;
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case 'POST' : $response = $this->request( $url, $parameters, "POST" ); break;
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}
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if( $response && $this->decode_json ){
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return $this->response = json_decode( $response );
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}
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return $this->response = $response;
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}
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/**
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* Return the response object afer the fact
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*
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* @return mixed
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*/
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public function getResponse()
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{
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return $this->response;
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}
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/**
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* GET wrapper for provider apis request
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*/
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function get( $url, $parameters = array() )
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{
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return $this->api( $url, 'GET', $parameters );
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}
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/**
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* POST wrapper for provider apis request
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*/
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function post( $url, $parameters = array() )
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{
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return $this->api( $url, 'POST', $parameters );
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}
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// -- tokens
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public function tokenInfo($accesstoken)
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{
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$params['access_token'] = $this->access_token;
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$response = $this->request( $this->token_info_url, $params );
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return $this->parseRequestResult( $response );
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}
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public function refreshToken( $parameters = array() )
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{
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$params = array(
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"client_id" => $this->client_id,
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"client_secret" => $this->client_secret,
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"grant_type" => "refresh_token"
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);
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foreach($parameters as $k=>$v ){
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$params[$k] = $v;
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}
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$response = $this->request( $this->token_url, $params, "POST" );
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return $this->parseRequestResult( $response );
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}
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// -- utilities
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private function request( $url, $params=false, $type="GET" )
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{
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Hybrid_Logger::info( "Enter OAuth2Client::request( $url )" );
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Hybrid_Logger::debug( "OAuth2Client::request(). dump request params: ", serialize( $params ) );
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if( $type == "GET" ){
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$url = $url . ( strpos( $url, '?' ) ? '&' : '?' ) . http_build_query($params, '', '&');
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}
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$this->http_info = array();
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL , $url );
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curl_setopt($ch, CURLOPT_RETURNTRANSFER , 1 );
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curl_setopt($ch, CURLOPT_TIMEOUT , $this->curl_time_out );
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curl_setopt($ch, CURLOPT_USERAGENT , $this->curl_useragent );
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT , $this->curl_connect_time_out );
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER , $this->curl_ssl_verifypeer );
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST , $this->curl_ssl_verifyhost );
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curl_setopt($ch, CURLOPT_HTTPHEADER , $this->curl_header );
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if ($this->curl_compressed){
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curl_setopt($ch, CURLOPT_ENCODING, "gzip,deflate");
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}
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if($this->curl_proxy){
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curl_setopt( $ch, CURLOPT_PROXY , $this->curl_proxy);
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}
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if( $type == "POST" ){
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curl_setopt($ch, CURLOPT_POST, 1);
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if($params) curl_setopt( $ch, CURLOPT_POSTFIELDS, $params );
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}
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$response = curl_exec($ch);
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if( $response === false ) {
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Hybrid_Logger::error( "OAuth2Client::request(). curl_exec error: ", curl_error($ch) );
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}
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Hybrid_Logger::debug( "OAuth2Client::request(). dump request info: ", serialize( curl_getinfo($ch) ) );
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Hybrid_Logger::debug( "OAuth2Client::request(). dump request result: ", serialize( $response ) );
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$this->http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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$this->http_info = array_merge($this->http_info, curl_getinfo($ch));
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curl_close ($ch);
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return $response;
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}
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private function parseRequestResult( $result )
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{
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if( json_decode( $result ) ) return json_decode( $result );
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parse_str( $result, $output );
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$result = new StdClass();
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foreach( $output as $k => $v )
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$result->$k = $v;
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return $result;
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}
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}
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