diff options
Diffstat (limited to 'actions/newgroup.php')
| -rw-r--r-- | actions/newgroup.php | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/actions/newgroup.php b/actions/newgroup.php new file mode 100644 index 000000000..41c095ec0 --- /dev/null +++ b/actions/newgroup.php @@ -0,0 +1,204 @@ +<?php +/** + * Laconica, the distributed open-source microblogging tool + * + * Add a new 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> + * @author Sarven Capadisli <csarven@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); +} + +/** + * Add a new group + * + * This is the form for adding a new group + * + * @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 NewgroupAction extends Action +{ + var $msg; + + function title() + { + return _('New group'); + } + + /** + * Prepare to run + */ + + function prepare($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 create a group.')); + return false; + } + + return true; + } + + /** + * Handle the request + * + * On GET, show the form. On POST, try to save the group. + * + * @param array $args unused + * + * @return void + */ + + function handle($args) + { + parent::handle($args); + if ($_SERVER['REQUEST_METHOD'] == 'POST') { + $this->trySave(); + } else { + $this->showForm(); + } + } + + function showForm($msg=null) + { + $this->msg = $msg; + $this->showPage(); + } + + function showContent() + { + $form = new GroupEditForm($this); + $form->show(); + } + + function showPageNotice() + { + if ($this->msg) { + $this->element('p', 'error', $this->msg); + } else { + $this->element('p', 'instructions', + _('Use this form to create a new group.')); + } + } + + function trySave() + { + $nickname = $this->trimmed('nickname'); + $fullname = $this->trimmed('fullname'); + $homepage = $this->trimmed('homepage'); + $description = $this->trimmed('description'); + $location = $this->trimmed('location'); + + if (!Validate::string($nickname, array('min_length' => 1, + 'max_length' => 64, + 'format' => NICKNAME_FMT))) { + $this->showForm(_('Nickname must have only lowercase letters '. + 'and numbers and no spaces.')); + return; + } else if ($this->nicknameExists($nickname)) { + $this->showForm(_('Nickname already in use. Try another one.')); + return; + } else if (!User_group::allowedNickname($nickname)) { + $this->showForm(_('Not a valid nickname.')); + return; + } else if (!is_null($homepage) && (strlen($homepage) > 0) && + !Validate::uri($homepage, + array('allowed_schemes' => + array('http', 'https')))) { + $this->showForm(_('Homepage is not a valid URL.')); + return; + } else if (!is_null($fullname) && strlen($fullname) > 255) { + $this->showForm(_('Full name is too long (max 255 chars).')); + return; + } else if (!is_null($description) && strlen($description) > 140) { + $this->showForm(_('description is too long (max 140 chars).')); + return; + } else if (!is_null($location) && strlen($location) > 255) { + $this->showForm(_('Location is too long (max 255 chars).')); + return; + } + + $cur = common_current_user(); + + // Checked in prepare() above + + assert(!is_null($cur)); + + $group = new User_group(); + + $group->query('BEGIN'); + + $group->nickname = $nickname; + $group->fullname = $fullname; + $group->homepage = $homepage; + $group->description = $description; + $group->location = $location; + $group->created = common_sql_now(); + + $result = $group->insert(); + + if (!$result) { + common_log_db_error($group, 'INSERT', __FILE__); + $this->serverError(_('Could not create group.')); + } + + $member = new Group_member(); + + $member->group_id = $group->id; + $member->profile_id = $cur->id; + $member->is_admin = 1; + $member->created = $group->created; + + $result = $member->insert(); + + if (!$result) { + common_log_db_error($member, 'INSERT', __FILE__); + $this->serverError(_('Could not set group membership.')); + } + + $group->query('COMMIT'); + + common_redirect($group->homeUrl(), 307); + } + + function nicknameExists($nickname) + { + $group = User_group::staticGet('nickname', $nickname); + return (!is_null($group) && $group != false); + } +}
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