<?php /** * StatusNet, the distributed open-source microblogging tool * * Join 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('GNUSOCIAL')) { exit(1); } /** * Join a group * * This is the action for joining 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 JoingroupAction extends Action { var $group = null; /** * Prepare to run */ protected function prepare(array $args=array()) { parent::prepare($args); if (!common_logged_in()) { // TRANS: Client error displayed when trying to join a group while not logged in. $this->clientError(_('You must be logged in to join a group.')); } $nickname_arg = $this->trimmed('nickname'); $id = intval($this->arg('id')); if ($id) { $this->group = User_group::getKV('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); } $local = Local_group::getKV('nickname', $nickname); if (!$local) { // TRANS: Client error displayed when trying to join a non-local group. $this->clientError(_('No such group.'), 404); } $this->group = User_group::getKV('id', $local->group_id); } else { // TRANS: Client error displayed when trying to join a group without providing a group name or group ID. $this->clientError(_('No nickname or ID.'), 404); } if (!$this->group) { // TRANS: Client error displayed when trying to join a non-existing group. $this->clientError(_('No such group.'), 404); } if ($this->scoped->isMember($this->group)) { // TRANS: Client error displayed when trying to join a group while already a member. $this->clientError(_('You are already a member of that group.'), 403); } if (Group_block::isBlocked($this->group, $this->scoped)) { // TRANS: Client error displayed when trying to join a group while being blocked form joining it. $this->clientError(_('You have been blocked from that group by the admin.'), 403); } return true; } /** * Handle the request * * On POST, add the current user to the group * * @return void */ protected function handle() { parent::handle(); try { $result = $this->scoped->joinGroup($this->group); } catch (Exception $e) { common_log(LOG_ERR, sprintf("Couldn't join user %s to group %s: '%s'", $this->scoped->nickname, $this->group->nickname, $e->getMessage())); // TRANS: Server error displayed when joining a group failed in the database. // TRANS: %1$s is the joining user's nickname, $2$s is the group nickname for which the join failed. $this->serverError(sprintf(_('Could not join user %1$s to group %2$s.'), $this->scoped->nickname, $this->group->nickname)); return; } if ($this->boolean('ajax')) { $this->startHTML('text/xml;charset=utf-8'); $this->elementStart('head'); // TRANS: Title for join group page after joining. $this->element('title', null, sprintf(_m('TITLE','%1$s joined group %2$s'), $this->scoped->nickname, $this->group->nickname)); $this->elementEnd('head'); $this->elementStart('body'); if ($result instanceof Group_member) { $form = new LeaveForm($this, $this->group); } else if ($result instanceof Group_join_queue) { $form = new CancelGroupForm($this, $this->group); } else { // wtf? // TRANS: Exception thrown when there is an unknown error joining a group. throw new Exception(_("Unknown error joining group.")); } $form->show(); $this->elementEnd('body'); $this->endHTML(); } else { common_redirect(common_local_url('groupmembers', array('nickname' => $this->group->nickname)), 303); } } }