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<?php
/**
* Endpoint for Facebook integration.
*
* Copyright 2009-2016 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL-2). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl.
*
* @author Michael J. Rubinsky <mrubinsk@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/lgpl LGPL-2
* @package Horde
*/
require_once __DIR__ . '/../../lib/Application.php';
Horde_Registry::appInit('horde');
// Get the facebook client.
try {
$facebook = $injector->getInstance('Horde_Service_Facebook');
} catch (Horde_Exception $e) {
Horde::url('index.php', false, array('app' => 'horde'))->redirect();
}
// Url to return to after processing.
$return_url = $registry->getServiceLink('prefs', 'horde')
->add(array('group' => 'facebook'));
// See why we are here. A $code indicates the user has *just* authenticated the
// application and we now need to obtain the auth_token.
$vars = $injector->getInstance('Horde_Variables');
if (isset($vars->code)) {
$token = $injector->getInstance('Horde_Token');
if (!$token->isValid($vars->state, '', -1, false)) {
$notification->push(_("Unable to validate the request token. Please try your request again."));
$return_url->redirect();
}
try {
$sessionKey = $facebook->auth->getSessionKey(
$vars->code, Horde::url('services/facebook', true));
if ($sessionKey) {
// Store in user prefs
$sid = $sessionKey;
$uid = $facebook->auth->getLoggedInUser();
$prefs->setValue('facebook', serialize(array('uid' => (string)$uid, 'sid' => $sid)));
$notification->push(
_("Succesfully connected your Facebook account or updated permissions."),
'horde.success');
} else {
$notification->push(
_("There was an error obtaining your Facebook session. Please try again later."),
'horde.error');
}
} catch (Horde_Service_Facebook_Exception $e) {
$notification->push(
_("Temporarily unable to connect with Facebook, Please try again."),
'horde.error');
}
$return_url->redirect();
}
if (isset($vars->error)) {
if ($vars->error_reason == 'user_denied') {
$notification->push(_("You have denied the requested permissions."), 'horde.warning');
} else {
$notification->push(_("There was an error with the requested permissions"), 'horde.error');
}
$return_url->redirect();
}
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