Current File : /www/old2/_music/diplomka/diplomka/src/API/libs/Nette/Utils/LimitedScope.php
<?php
/**
* This file is part of the Nette Framework (http://nette.org)
*
* Copyright (c) 2004 David Grudl (http://davidgrudl.com)
*
* For the full copyright and license information, please view
* the file license.txt that was distributed with this source code.
*/
namespace Nette\Utils;
use Nette;
/**
* Limited scope for PHP code evaluation and script including.
*
* @author David Grudl
*/
final class LimitedScope
{
private static $vars;
/**
* Static class - cannot be instantiated.
*/
final public function __construct()
{
throw new Nette\StaticClassException;
}
/**
* Evaluates code in limited scope.
* @param string PHP code
* @param array local variables
* @return mixed the return value of the evaluated code
*/
public static function evaluate(/*$code, array $vars = NULL*/)
{
if (func_num_args() > 1) {
self::$vars = func_get_arg(1);
extract(self::$vars);
}
$res = eval('?>' . func_get_arg(0));
if ($res === FALSE && ($error = error_get_last()) && $error['type'] === E_PARSE) {
throw new Nette\FatalErrorException($error['message'], 0, $error['type'], $error['file'], $error['line'], NULL);
}
return $res;
}
/**
* Includes script in a limited scope.
* @param string file to include
* @param array local variables or TRUE meaning include once
* @return mixed the return value of the included file
*/
public static function load(/*$file, array $vars = NULL*/)
{
if (func_num_args() > 1) {
self::$vars = func_get_arg(1);
if (self::$vars === TRUE) {
return include_once func_get_arg(0);
}
extract(self::$vars);
}
return include func_get_arg(0);
}
}
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