<?php /** * Laconica, 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 Laconica * @author Evan Prodromou <evan@controlyourself.ca> * @copyright 2008-2009 Control Yourself, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://laconi.ca/ */ if (!defined('LACONICA')) { 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 Laconica * @author Evan Prodromou <evan@controlyourself.ca> * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://laconi.ca/ */ class JoingroupAction extends Action { var $group = null; /** * Prepare to run */ function prepare($args) { parent::prepare($args); if (!common_config('inboxes','enabled')) { $this->serverError(_('Inboxes must be enabled for groups to work')); return false; } if (!common_logged_in()) { $this->clientError(_('You must be logged in to join a group.')); return false; } $nickname_arg = $this->trimmed('nickname'); $nickname = common_canonical_nickname($nickname_arg); // Permanent redirect on non-canonical nickname if ($nickname_arg != $nickname) { $args = array('nickname' => $nickname); common_redirect(common_local_url('joingroup', $args), 301); return false; } if (!$nickname) { $this->clientError(_('No nickname'), 404); return false; } $this->group = User_group::staticGet('nickname', $nickname); if (!$this->group) { $this->clientError(_('No such group'), 404); return false; } $cur = common_current_user(); if ($cur->isMember($this->group)) { $this->clientError(_('You are already a member of that group'), 403); return false; } if (Group_block::isBlocked($this->group, $cur->getProfile())) { $this->clientError(_('You have been blocked from that group by the admin.'), 403); return false; } 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); $cur = common_current_user(); $member = new Group_member(); $member->group_id = $this->group->id; $member->profile_id = $cur->id; $member->created = common_sql_now(); $result = $member->insert(); if (!$result) { common_log_db_error($member, 'INSERT', __FILE__); $this->serverError(sprintf(_('Could not join user %s to group %s'), $cur->nickname, $this->group->nickname)); } if ($this->boolean('ajax')) { $this->startHTML('text/xml;charset=utf-8'); $this->elementStart('head'); $this->element('title', null, sprintf(_('%s joined group %s'), $cur->nickname, $this->group->nickname)); $this->elementEnd('head'); $this->elementStart('body'); $lf = new LeaveForm($this, $this->group); $lf->show(); $this->elementEnd('body'); $this->elementEnd('html'); } else { common_redirect(common_local_url('groupmembers', array('nickname' => $this->group->nickname)), 303); } } }