egroupware_official/phpgwapi/inc/class.egw_exception.inc.php
2009-04-28 10:09:26 +00:00

164 lines
4.2 KiB
PHP

<?php
/**
* eGroupWare API - Exceptions
*
* This file defines as set of Exceptions used in eGroupWare.
*
* Applications having the need for further exceptions should extends the from one defined in this file.
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package api
* @subpackage accounts
* @access public
* @version $Id$
*/
/**
* eGroupWare API - Exceptions
*
* All eGroupWare exceptions should extended this class, so we are able to eg. add some logging later.
*
* The messages for most exceptions should be translated and ready to be displayed to the user.
* Only exception to this are exceptions like egw_exception_assertion_fails, egw_exception_wrong_parameter
* or egw_exception_db, which are suppost to happen only during program development.
*/
class egw_exception extends Exception
{
// nothing fancy yet
}
/**
* Base class for all exceptions about missing permissions
*
*/
class egw_exception_no_permission extends egw_exception
{
/**
* Constructor
*
* @param string $msg=null message, default "Permission denied!"
* @param int $code=100 numerical code, default 100
*/
function __construct($msg=null,$code=100)
{
if (is_null($msg)) $msg = lang('Permisson denied!');
parent::__construct($msg,$code);
}
}
/**
* User lacks the right to run an application
*
*/
class egw_exception_no_permission_app extends egw_exception_no_permission
{
function __construct($msg=null,$code=101)
{
if (isset($GLOBALS['egw_info']['apps'][$msg]))
{
if ($msg == 'admin')
{
$msg = lang('You need to be an eGroupWare administrator to access this functionality!');
}
else
{
$currentapp = $GLOBALS['egw_info']['flags']['currentapp'];
$app = isset($GLOBALS['egw_info']['apps'][$currentapp]['title']) ?
$GLOBALS['egw_info']['apps'][$currentapp]['title'] : $msg;
$msg = lang('You\'ve tried to open the eGroupWare application: %1, but you have no permission to access this application.',
'"'.$app.'"');
}
}
parent::__construct($msg,$code);
}
}
/**
* User is no eGroupWare admin (no right to run the admin application)
*
*/
class egw_exception_no_permission_admin extends egw_exception_no_permission_app
{
function __construct($msg=null,$code=102)
{
if (is_null($msg)) $msg = 'admin';
parent::__construct($msg,$code);
}
}
/**
* User lacks a record level permission, eg. he's not the owner and has no grant from the owner
*
*/
class egw_exception_no_permission_record extends egw_exception_no_permission { }
/**
* A record or application entry was not found for the given id
*
*/
class egw_exception_not_found extends egw_exception
{
/**
* Constructor
*
* @param string $msg=null message, default "Entry not found!"
* @param int $code=99 numerical code, default 2
*/
function __construct($msg=null,$code=2)
{
if (is_null($msg)) $msg = lang('Entry not found!');
parent::__construct($msg,$code);
}
}
/**
* An necessary assumption the developer made failed, regular execution can not continue
*
* As you get this only by an error in the code or during development, the message does not need to be translated
*/
class egw_exception_assertion_failed extends egw_exception { }
/**
* A method or function was called with a wrong or missing parameter
*
* As you get this only by an error in the code or during development, the message does not need to be translated
*/
class egw_exception_wrong_parameter extends egw_exception_assertion_failed { }
/**
* Wrong or missing required user input: message should be translated so it can be shown directly to the user
*
*/
class egw_exception_wrong_userinput extends egw_exception_assertion_failed { }
/**
* Exceptions thrown by the egw_db class
*
*/
class egw_exception_db extends egw_exception
{
/**
* Constructor
*
* @param string $msg=null message, default "Database error!"
* @param int $code=100
*/
function __construct($msg=null,$code=100)
{
if (is_null($msg)) $msg = lang('Database error!');
parent::__construct($msg,$code);
}
}
/**
* Storing the row violates a unique key constrain
*
*/
class egw_exception_db_not_unique extends egw_exception_db { }