/**
* Class handler.
*
* @param array $args array of arguments
*
* @return void
*/
function handle($args)
{
parent::handle($args);
$datastore = new ApiGNUsocialOAuthDataStore();
$server = new OAuthServer($datastore);
$hmac_method = new OAuthSignatureMethod_HMAC_SHA1();
$server->add_signature_method($hmac_method);
$atok = $app = null;
// XXX: Insist that oauth_token and oauth_verifier be populated?
// Spec doesn't say they MUST be.
try {
$req = OAuthRequest::from_request();
$this->reqToken = $req->get_parameter('oauth_token');
$this->verifier = $req->get_parameter('oauth_verifier');
$app = $datastore->getAppByRequestToken($this->reqToken);
$atok = $server->fetch_access_token($req);
} catch (Exception $e) {
common_log(LOG_WARNING, 'API OAuthException - ' . $e->getMessage());
common_debug(var_export($req, true));
$code = $e->getCode();
$this->clientError($e->getMessage(), empty($code) ? 401 : $code, 'text');
}
if (empty($atok)) {
// Token exchange failed -- log it
$msg = sprintf('API OAuth - Failure exchanging OAuth request token for access token, ' . 'request token = %s, verifier = %s', $this->reqToken, $this->verifier);
common_log(LOG_WARNING, $msg);
// TRANS: Client error given from the OAuth API when the request token or verifier is invalid.
$this->clientError(_('Invalid request token or verifier.'), 400, 'text');
} else {
common_log(LOG_INFO, sprintf("Issued access token '%s' for application %d (%s).", $atok->key, $app->id, $app->name));
$this->showAccessToken($atok);
}
}
/**
* Revoke an access token
*
* XXX: Confirm revoke before doing it
*
* @param int $appId the ID of the application
*
*/
function revokeAccess($token)
{
$cur = common_current_user();
$appUser = Oauth_application_user::getByUserAndToken($cur, $token);
if (empty($appUser)) {
// TRANS: Client error when trying to revoke access for an application while not being a user of it.
$this->clientError(_('You are not a user of that application.'), 401);
}
$app = Oauth_application::getKV('id', $appUser->application_id);
$datastore = new ApiGNUsocialOAuthDataStore();
$datastore->revoke_token($appUser->token, 1);
$result = $appUser->delete();
if (!$result) {
common_log_db_error($orig, 'DELETE', __FILE__);
// TRANS: Client error when revoking access has failed for some reason.
// TRANS: %s is the application ID revoking access failed for.
$this->clientError(sprintf(_('Unable to revoke access for application: %s.'), $app->id));
}
$msg = 'API OAuth - user %s (id: %d) revoked access token %s for app id %d';
common_log(LOG_INFO, sprintf($msg, $cur->nickname, $cur->id, $appUser->token, $appUser->application_id));
$msg = sprintf(_('You have successfully revoked access for %1$s and the access token starting with %2$s.'), $app->name, substr($appUser->token, 0, 7));
$this->showForm($msg, true);
}
