public function post($url, $params = null)
{
$req = new WebRequest($this->preparedUrl($url));
$result = $req->post($params);
$this->_lastStatusCode = $req->getLastStatus();
return $this->validateRequest($result);
}
/**
* Handle OAuth 2.0 Flow
* @return BaseOAuth20
*/
public function handle()
{
// Get Var Elements
$accessToken = $this->getAccessToken();
$state = $this->getVar("state");
// Initiate OAuth Client with Specific server configuration
$to = new $this->_className();
// Try to Handle the Authentication Process
if ($accessToken == "") {
$code = $this->_context->get("code");
// If not received the "Code" Parameter, initiate the autorization request
if ($code == "") {
$state = md5(uniqid(rand(), TRUE));
//CSRF protection
$this->setVar("state", $state);
$params = array("client_id" => $this->_client_id, "redirect_uri" => $this->_redirect_uri, "state" => $state, "scope" => $this->_scope);
if (count($this->_extraArgs) > 0) {
$params = array_merge($params, $this->_extraArgs);
}
$req = new WebRequest($to->authorizationURL());
$req->redirect($params, $this->_window_top);
}
// Request the Access Token
if ($this->_context->get("state") == $this->getVar("state")) {
$params = array("client_id" => $this->_client_id, "redirect_uri" => $this->_redirect_uri, "client_secret" => $this->_client_secret, "code" => $code, "grant_type" => "authorization_code");
$req = new WebRequest($to->accessTokenURL());
$result = $req->post($params);
$accessToken = $to->decodeAccessToken($result);
$this->setVar("access_token", $accessToken);
$to->setAccessToken($accessToken);
$this->saveAccessToken();
if ($this->_app_uri != "") {
$req = new WebRequest($this->_app_uri);
$response = $req->redirect();
}
}
} else {
$to->setAccessToken($this->getVar('access_token'));
}
return $to;
}