Sindbad~EG File Manager

<?php
/*
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2007 Bharat Mediratta
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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
 * 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., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
 */

/**
 * Helper functions for users/groups
 * @package GalleryCore
 * @subpackage Helpers
 * @author Bharat Mediratta <bharat@menalto.com>
 * @version $Revision: 15513 $
 * @static
 */
class GalleryUserGroupHelper_simple {

    /**
     * @see GalleryCoreApi::isUserInSiteAdminGroup
     */
    function isUserInSiteAdminGroup($userId=null) {
	global $gallery;
	if (!isset($userId)) {
	    $userId = $gallery->getActiveUserId();
	}

	list ($ret, $adminGroupId) =
	    GalleryCoreApi::getPluginParameter('module', 'core', 'id.adminGroup');
	if ($ret) {
	    return array($ret, false);
	}

	list ($ret, $result) = GalleryUserGroupHelper_simple::isUserInGroup($userId, $adminGroupId);
	if ($ret) {
	    return array($ret, false);
	}

	return array(null, $result);
    }

    /**
     * @see GalleryCoreApi::isUserInGroup
     */
    function isUserInGroup($userId, $groupId) {
	$userId = (int) $userId;
	$groupId = (int) $groupId;

	$cacheKey = "GalleryUserGroupHelper::isUserInGroup($userId,$groupId)";
	if (GalleryDataCache::containsKey($cacheKey)) {
	    return array(null, GalleryDataCache::get($cacheKey));
	}

	list ($ret, $searchResults) = GalleryCoreApi::getMapEntry('GalleryUserGroupMap',
	    array('userId'), array('userId' => $userId, 'groupId' => $groupId),
	    array('limit' => array('count' => 1)));
	if ($ret) {
	    return array($ret, null);
	}

	$result = $searchResults->resultCount() ? true : false;
	GalleryDataCache::put($cacheKey, $result);
	return array(null, $result);
    }

    /**
     * @see GalleryCoreApi::fetchGroupsForUser
     */
    function fetchGroupsForUser($userId, $count=null, $offset=null) {
	global $gallery;

	$cacheKey = "GalleryUserGroupHelper::fetchGroupsForUser($userId,$count,$offset)";
	if (GalleryDataCache::containsKey($cacheKey)) {
	    $data = GalleryDataCache::get($cacheKey);
	} else {
	    $query = '
	    SELECT
	      [GalleryGroup::id],
	      [GalleryGroup::groupName]
	    FROM
	      [GalleryUserGroupMap], [GalleryGroup]
	    WHERE
	      [GalleryGroup::id] = [GalleryUserGroupMap::groupId]
	      AND
	      [GalleryUserGroupMap::userId] = ?
	    ORDER BY
	      [GalleryGroup::groupName]
	    ';
	    list ($ret, $searchResults) =
		$gallery->search($query,
				  array((int) $userId),
				  array('limit' => array('count' => $count,
							 'offset' => $offset)));
	    if ($ret) {
		return array($ret, null);
	    }

	    $data = array();
	    while ($result = $searchResults->nextResult()) {
		$data[$result[0]] = $result[1];
	    }

	    GalleryDataCache::put($cacheKey, $data);
	}

	return array(null, $data);
    }
}
?>