public function authorizeCallback()
{
// If there is an error parameter, show that error
$error = $this->request->get('error');
if (!empty($error)) {
HtmlPage::renderError5xx(500, "<pre>OAuth Error: " . $this->request->get('error') . "\n" . '<a href="/authorize_callback">Retry</a></pre>');
return;
}
// Get OAuth2 settings
$authorizeUrl = Config::get('oauth.authorization_url');
$clientId = Config::get('oauth.client');
$clientSecret = Config::get('oauth.secret');
$redirectUrl = Config::get('oauth.redirect_uri');
$userAgent = Config::get('oauth.user_agent');
// Prepare OAuth2 client to request an authorization code
$client = new Client($clientId, $clientSecret, Client::AUTH_TYPE_AUTHORIZATION_BASIC);
$client->setCurlOption(CURLOPT_USERAGENT, $userAgent);
// Request an authorization code if there isn't one in the GET
// parameter code, if there is one, request an access token
$code = $this->request->get('code');
if (empty($code)) {
$this->session->delete('accessToken');
$authUrl = $client->getAuthenticationUrl($authorizeUrl, $redirectUrl, array('scope' => 'identity', 'state' => 'As64xA3ueT6sjxiazAA7278yhs6103jx', 'duration' => 'permanent'));
header('Location: ' . $authUrl);
} else {
$this->session->requestOAuth2AccessToken($code);
header('Location: /');
return;
}
}
/**
* Here you can render the homepage of the app
*/
public function index()
{
// Get OAuth2 parameters from config and session
$clientId = Config::get('oauth.client');
$clientSecret = Config::get('oauth.secret');
$userAgent = Config::get('oauth.user_agent');
$accessTokenResult = $this->session->read('accessToken');
// Setup OAuth2 client to request resources from Reddit
$client = new Client($clientId, $clientSecret, Client::AUTH_TYPE_AUTHORIZATION_BASIC);
$client->setCurlOption(CURLOPT_USERAGENT, $userAgent);
$client->setAccessToken($accessTokenResult["access_token"]);
$client->setAccessTokenType(Client::ACCESS_TOKEN_BEARER);
// Request user response
$response = $client->fetch("https://oauth.reddit.com/api/v1/me.json");
$this->view->render("Home", array('me' => $response['result'], 'pageTitle' => 'Reddit profile example'));
}
/**
* Requests an OAuth2 access token and saves it in the Session
* as an array representing the response and with key "accessToken".
*
* @param $code
* @throws \OAuth2\Exception
*/
public function requestOAuth2AccessToken($code)
{
// Get OAuth2 settings
$accessTokenUrl = Config::get('oauth.access_token_url');
$clientId = Config::get('oauth.client');
$clientSecret = Config::get('oauth.secret');
$redirectUrl = Config::get('oauth.redirect_uri');
$userAgent = Config::get('oauth.user_agent');
// Prepare OAuth2 client
$client = new Client($clientId, $clientSecret, Client::AUTH_TYPE_AUTHORIZATION_BASIC);
$client->setCurlOption(CURLOPT_USERAGENT, $userAgent);
// Get access token
$accessTokenResult = $this->read('accessToken');
if (null == $accessTokenResult) {
$params = array('code' => $code, "redirect_uri" => $redirectUrl);
$response = $client->getAccessToken($accessTokenUrl, "authorization_code", $params);
$accessTokenResult = $response["result"];
$this->store('accessToken', $accessTokenResult);
}
// How to request any resource from Reddit
// $client->setAccessToken($accessTokenResult["access_token"]);
// $client->setAccessTokenType(Client::ACCESS_TOKEN_BEARER);
// $this->model->response = $client->fetch("https://oauth.reddit.com/api/v1/me.json");
}
