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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2008 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.
*/
/**
* This helper provides a common around the user management functions.
*
* @author Tim Almdal <public@timalmdal.com>
*
*/
class user {
/**
* Function to determine if the user has logged in.
* @param $user(optional) Defaults to null, if specified will compare against the user in the
* session.
* @returns boolean true if logged in
*/
public static function is_logged_in($user=null) {
$session_user = Session::instance()->get("user", null);
$logged_in = false;
if (!empty($session_user)) {
$logged_in = !empty($user) && $session_user === $user;
}
return $logged_in;
}
}
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