Файл: outs/wideimage/OperationFactory.php
Строк: 66
<?php
/**
* @author Gasper Kozak
* @copyright 2007-2011
This file is part of WideImage.
WideImage is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
WideImage 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with WideImage; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
* @package Internals
**/
/**
* @package Exceptions
*/
class WideImage_UnknownImageOperationException extends WideImage_Exception {}
/**
* Operation factory
*
* @package Internals
**/
class WideImage_OperationFactory
{
static protected $cache = array();
static function get($operationName)
{
$lcname = strtolower($operationName);
if (!isset(self::$cache[$lcname]))
{
$opClassName = "WideImage_Operation_" . ucfirst($operationName);
if (!class_exists($opClassName, false))
{
$fileName = WideImage::path() . 'Operation/' . ucfirst($operationName) . '.php';
if (file_exists($fileName))
require_once $fileName;
elseif (!class_exists($opClassName))
throw new WideImage_UnknownImageOperationException("Can't load '{$operationName}' operation.");
}
self::$cache[$lcname] = new $opClassName();
}
return self::$cache[$lcname];
}
}