vzlogger/backend/lib/model/group.php
2010-06-14 08:49:59 +02:00

70 lines
No EOL
2.4 KiB
PHP

<?php
/*
* Copyright (c) 2010 by Justin Otherguy <justin@justinotherguy.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (either version 2 or
* version 3) as published by the Free Software Foundation.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* For more information on the GPL, please go to:
* http://www.gnu.org/copyleft/gpl.html
*/
/*
* Grouping class
*
* the group class groups users, channels and groups itself
*/
class Group extends NestedDatabaseObject {
const table = 'groups';
public function getUsers($recursive = false) { // TODO rework for nested sets
$groups[$this->id] = $this;
if ($recursive === true) {
$groups += $this->getChilds();
}
return User::getByFilter(array('group.id' => $groups));
}
public function getChannels($recursive = false) { // TODO rework for nested sets
$groups[$this->id] = $this;
if ($recursive === true) {
$groups += $this->getChilds();
}
return Channel::getByFilter(array('group.id' => $groups));
}
static protected function buildFilterQuery($filters, $conjunction, $columns = array('id')) { // TODO rework for nested sets
$sql = 'SELECT ' . self::table . '.* FROM ' . self::table;
// join users
if (preg_match('/^user\.([a-z_]+)$/', $filters)) {
$sql .= ' LEFT JOIN users_in_groups ON users_in_groups.group_id = ' . self::table . '.id';
$sql .= ' LEFT JOIN users ON users.id = users_in_groups.user_id';
$filters = preg_replace('/^user\.([a-z_]+)$/', 'users.$1', $filters);
}
// join channels // TODO preg_filter or preg_grep?
if (preg_match('/^channel\.([a-z_]+)$/', $filters)) {
$sql .= ' LEFT JOIN channels_in_groups ON channels_in_groups.group_id = ' . self::table . '.id';
$sql .= ' LEFT JOIN channels ON channels.id = channels_in_groups.channel_id';
$filters = preg_replace('/^channel\.([a-z_]+)$/', 'channels.$1', $filters);
}
$sql .= static::buildFilterCondition($filters, $conjunction);
return $sql;
}
}
?>