<?php /** * StatusNet, the distributed open-source microblogging tool * * Leave a group * * PHP version 5 * * LICENCE: 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/>. * * @category Group * @package StatusNet * @author Evan Prodromou <evan@status.net> * @copyright 2008-2009 StatusNet, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } /** * Leave a group * * This is the action for leaving a group. It works more or less like the subscribe action * for users. * * @category Group * @package StatusNet * @author Evan Prodromou <evan@status.net> * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ class ApprovegroupAction extends Action { var $group = null; /** * Prepare to run */ function prepare($args) { parent::prepare($args); if (!common_logged_in()) { // TRANS: Client error displayed when trying to leave a group while not logged in. $this->clientError(_('You must be logged in to leave a group.')); return false; } $nickname_arg = $this->trimmed('nickname'); $id = intval($this->arg('id')); if ($id) { $this->group = User_group::staticGet('id', $id); } else if ($nickname_arg) { $nickname = common_canonical_nickname($nickname_arg); // Permanent redirect on non-canonical nickname if ($nickname_arg != $nickname) { $args = array('nickname' => $nickname); common_redirect(common_local_url('leavegroup', $args), 301); return false; } $local = Local_group::staticGet('nickname', $nickname); if (!$local) { // TRANS: Client error displayed when trying to leave a non-local group. $this->clientError(_('No such group.'), 404); return false; } $this->group = User_group::staticGet('id', $local->group_id); } else { // TRANS: Client error displayed when trying to leave a group without providing a group name or group ID. $this->clientError(_('No nickname or ID.'), 404); return false; } if (!$this->group) { // TRANS: Client error displayed when trying to leave a non-existing group. $this->clientError(_('No such group.'), 404); return false; } $cur = common_current_user(); if (empty($cur)) { // TRANS: Client error displayed trying to approve group membership while not logged in. $this->clientError(_('Must be logged in.'), 403); return false; } if ($this->arg('profile_id')) { if ($cur->isAdmin($this->group)) { $this->profile = Profile::staticGet('id', $this->arg('profile_id')); } else { // TRANS: Client error displayed trying to approve group membership while not a group administrator. $this->clientError(_('Only group admin can approve or cancel join requests.'), 403); return false; } } else { // TRANS: Client error displayed trying to approve group membership without specifying a profile to approve. $this->clientError(_('Must specify a profile.')); return false; } $this->request = Group_join_queue::pkeyGet(array('profile_id' => $this->profile->id, 'group_id' => $this->group->id)); if (empty($this->request)) { // TRANS: Client error displayed trying to approve group membership for a non-existing request. $this->clientError(sprintf(_('%s is not in the moderation queue for this group.'), $this->profile->nickname), 403); } $this->approve = (bool)$this->arg('approve'); $this->cancel = (bool)$this->arg('cancel'); if (!$this->approve && !$this->cancel) { // TRANS: Client error displayed trying to approve/deny group membership. $this->clientError(_('Internal error: received neither cancel nor abort.')); } if ($this->approve && $this->cancel) { // TRANS: Client error displayed trying to approve/deny group membership. $this->clientError(_('Internal error: received both cancel and abort.')); } return true; } /** * Handle the request * * On POST, add the current user to the group * * @param array $args unused * * @return void */ function handle($args) { parent::handle($args); try { if ($this->approve) { $this->profile->completeJoinGroup($this->group); } elseif ($this->cancel) { $this->profile->cancelJoinGroup($this->group); } } catch (Exception $e) { common_log(LOG_ERROR, "Exception canceling group sub: " . $e->getMessage()); // TRANS: Server error displayed when cancelling a queued group join request fails. // TRANS: %1$s is the leaving user's nickname, $2$s is the group nickname for which the leave failed. $this->serverError(sprintf(_('Could not cancel request for user %1$s to join group %2$s.'), $this->profile->nickname, $this->group->nickname)); return; } if ($this->boolean('ajax')) { $this->startHTML('text/xml;charset=utf-8'); $this->elementStart('head'); // TRANS: Title for leave group page after group join request is approved/disapproved. $this->element('title', null, sprintf(_m('TITLE','%1$s\'s request for %2$s'), $this->profile->nickname, $this->group->nickname)); $this->elementEnd('head'); $this->elementStart('body'); if ($this->approve) { $this->element('p', 'success', _m('Join request approved.')); } elseif ($this->cancel) { $this->element('p', 'success', _m('Join request canceled.')); } $this->elementEnd('body'); $this->elementEnd('html'); } else { common_redirect(common_local_url('groupmembers', array('nickname' => $this->group->nickname)), 303); } } }