public static function performOAuthLogin($consumerKey, $consumerSecret, osapiStorage $storage, osapiProvider $provider, $localUserId = null, $userId = null)
{
$auth = new osapiOAuth3Legged($consumerKey, $consumerSecret, $storage, $provider, $localUserId, $userId);
if (($token = $storage->get($auth->storageKey)) !== false) {
$auth->accessToken = $token;
} else {
if (isset($_GET['oauth_continue'])) {
$token = $auth->upgradeRequestToken($_GET['token'], $_GET['key']);
$auth->redirectToOriginal();
} else {
// Initialize the OAuth dance, first request a request token, then kick the client to the authorize URL
// First we store the current URL in our storage, so that when the oauth dance is completed we can return there
$callbackUrl = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$token = $auth->obtainRequestToken($callbackUrl);
$callbackUrl .= (strpos($_SERVER['REQUEST_URI'], '?') !== false ? '&' : '?') . 'oauth_continue=1&token=' . $token->key . '&key=' . urldecode($token->secret);
$auth->redirectToAuthorization($token, $callbackUrl);
}
}
return $auth;
}
/**
* The 3 legged oauth class needs a way to store the access key and token
* it uses the osapiStorage class to do so.
*
* Constructing this class will initiate the 3 legged oauth work flow, including redirecting
* to the OAuth provider's site if required(!)
*
* @param string $consumerKey
* @param string $consumerSecret
* @param osapiStorage $storage storage class to use (file,apc,memcache,mysql)
* @param osapiProvider $provider the provider configuration (required to get the oauth endpoints)
* @param any $localUser the *local* user ID (this is not the user's ID on the social network site, but the user id on YOUR site, this is used to link the oauth access token to a local login)
* @param any $userId the *remote* user ID, you can supply this user id if known but it's completely optional. If set it will be included in the oauth requests in the xoauth_requestor_id field)
* @return osapiOAuth3Legged the logged-in provider instance
*/
public static function performOAuthLogin($consumerKey, $consumerSecret, osapiStorage $storage, osapiProvider $provider, $localUserId = null, $userId = null)
{
$auth = new osapiOAuth3Legged($consumerKey, $consumerSecret, $storage, $provider, $localUserId, $userId);
if (($token = $storage->get($auth->storageKey)) !== false) {
$auth->accessToken = $token;
} else {
if (isset($_GET['oauth_verifier']) && isset($_GET['oauth_token']) && isset($_GET['uid'])) {
$uid = $_GET['uid'];
$secret = $auth->storage->get($auth->storageKey . ":nonce" . $uid);
$auth->storage->delete($auth->storageKey . ":nonce" . $uid);
$token = $auth->upgradeRequestToken($_GET['oauth_token'], $secret, $_GET['oauth_verifier']);
$auth->redirectToOriginal();
} else {
// Initialize the OAuth dance, first request a request token, then kick the client to the authorize URL
// First we store the current URL in our storage, so that when the oauth dance is completed we can return there
$callbackUrl = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
$uid = uniqid();
$token = $auth->obtainRequestToken($callbackUrl, $uid);
$auth->storage->set($auth->storageKey . ":nonce" . $uid, $token->secret);
$auth->redirectToAuthorization($token);
}
}
return $auth;
}