155 lines
4.6 KiB
PHP
155 lines
4.6 KiB
PHP
<?php
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/**
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* Laconica, the distributed open-source microblogging tool
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*
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* Join a group
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*
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* PHP version 5
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*
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* LICENCE: 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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* @category Group
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* @package Laconica
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* @author Evan Prodromou <evan@controlyourself.ca>
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* @copyright 2008-2009 Control Yourself, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://laconi.ca/
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*/
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if (!defined('LACONICA')) {
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exit(1);
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}
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/**
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* Join a group
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*
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* This is the action for joining a group. It works more or less like the subscribe action
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* for users.
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*
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* @category Group
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* @package Laconica
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* @author Evan Prodromou <evan@controlyourself.ca>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://laconi.ca/
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*/
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class JoingroupAction extends Action
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{
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var $group = null;
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/**
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* Prepare to run
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*/
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function prepare($args)
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{
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parent::prepare($args);
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if (!common_config('inboxes','enabled')) {
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$this->serverError(_('Inboxes must be enabled for groups to work'));
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return false;
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}
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if (!common_logged_in()) {
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$this->clientError(_('You must be logged in to join a group.'));
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return false;
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}
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$nickname_arg = $this->trimmed('nickname');
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$nickname = common_canonical_nickname($nickname_arg);
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// Permanent redirect on non-canonical nickname
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if ($nickname_arg != $nickname) {
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$args = array('nickname' => $nickname);
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common_redirect(common_local_url('joingroup', $args), 301);
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return false;
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}
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if (!$nickname) {
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$this->clientError(_('No nickname'), 404);
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return false;
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}
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$this->group = User_group::staticGet('nickname', $nickname);
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if (!$this->group) {
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$this->clientError(_('No such group'), 404);
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return false;
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}
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$cur = common_current_user();
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if ($cur->isMember($this->group)) {
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$this->clientError(_('You are already a member of that group'), 403);
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return false;
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}
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if (Group_block::isBlocked($this->group, $cur->getProfile())) {
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$this->clientError(_('You have been blocked from that group by the admin.'), 403);
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return false;
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}
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return true;
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}
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/**
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* Handle the request
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*
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* On POST, add the current user to the group
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*
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* @param array $args unused
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*
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* @return void
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*/
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function handle($args)
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{
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parent::handle($args);
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$cur = common_current_user();
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$member = new Group_member();
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$member->group_id = $this->group->id;
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$member->profile_id = $cur->id;
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$member->created = common_sql_now();
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$result = $member->insert();
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if (!$result) {
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common_log_db_error($member, 'INSERT', __FILE__);
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$this->serverError(sprintf(_('Could not join user %s to group %s'),
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$cur->nickname, $this->group->nickname));
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}
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if ($this->boolean('ajax')) {
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$this->startHTML('text/xml;charset=utf-8');
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$this->elementStart('head');
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$this->element('title', null, sprintf(_('%s joined group %s'),
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$cur->nickname,
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$this->group->nickname));
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$this->elementEnd('head');
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$this->elementStart('body');
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$lf = new LeaveForm($this, $this->group);
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$lf->show();
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$this->elementEnd('body');
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$this->elementEnd('html');
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} else {
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common_redirect(common_local_url('groupmembers', array('nickname' =>
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$this->group->nickname)),
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303);
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}
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}
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} |