<?php /* * StatusNet - the distributed open-source microblogging tool * Copyright (C) 2008, 2009, StatusNet, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } require_once INSTALLDIR . '/plugins/Facebook/facebookaction.php'; class FacebookremoveAction extends FacebookAction { function handle($args) { parent::handle($args); $secret = common_config('facebook', 'secret'); $sig = ''; ksort($_POST); foreach ($_POST as $key => $val) { if (substr($key, 0, 7) == 'fb_sig_') { $sig .= substr($key, 7) . '=' . $val; } } $sig .= $secret; $verify = md5($sig); if ($verify == $this->arg('fb_sig')) { $flink = Foreign_link::getByForeignID($this->arg('fb_sig_user'), 2); common_debug("Removing foreign link to Facebook - local user ID: $flink->user_id, Facebook ID: $flink->foreign_id"); $result = $flink->delete(); if (!$result) { common_log_db_error($flink, 'DELETE', __FILE__); $this->serverError(_m('Couldn\'t remove Facebook user.')); return; } } else { # Someone bad tried to remove facebook link? common_log(LOG_ERR, "Someone from $_SERVER[REMOTE_ADDR] " . 'unsuccessfully tried to remove a foreign link to Facebook!'); } } }