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