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 1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (http://nette.org)
 5:  *
 6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 7:  *
 8:  * For the full copyright and license information, please view
 9:  * the file license.txt that was distributed with this source code.
10:  */
11: 
12: namespace Nette\Utils;
13: 
14: use Nette;
15: 
16: 
17: 
18: /**
19:  * Limited scope for PHP code evaluation and script including.
20:  *
21:  * @author     David Grudl
22:  */
23: final class LimitedScope
24: {
25:     private static $vars;
26: 
27:     /**
28:      * Static class - cannot be instantiated.
29:      */
30:     final public function __construct()
31:     {
32:         throw new Nette\StaticClassException;
33:     }
34: 
35: 
36: 
37:     /**
38:      * Evaluates code in limited scope.
39:      * @param  string  PHP code
40:      * @param  array   local variables
41:      * @return mixed   the return value of the evaluated code
42:      */
43:     public static function evaluate(/*$code, array $vars = NULL*/)
44:     {
45:         if (func_num_args() > 1) {
46:             self::$vars = func_get_arg(1);
47:             extract(self::$vars);
48:         }
49:         $res = eval('?>' . func_get_arg(0));
50:         if ($res === FALSE && ($error = error_get_last()) && $error['type'] === E_PARSE) {
51:             throw new Nette\FatalErrorException($error['message'], 0, $error['type'], $error['file'], $error['line'], NULL);
52:         }
53:         return $res;
54:     }
55: 
56: 
57: 
58:     /**
59:      * Includes script in a limited scope.
60:      * @param  string  file to include
61:      * @param  array   local variables or TRUE meaning include once
62:      * @return mixed   the return value of the included file
63:      */
64:     public static function load(/*$file, array $vars = NULL*/)
65:     {
66:         if (func_num_args() > 1) {
67:             self::$vars = func_get_arg(1);
68:             if (self::$vars === TRUE) {
69:                 return include_once func_get_arg(0);
70:             }
71:             extract(self::$vars);
72:         }
73:         return include func_get_arg(0);
74:     }
75: 
76: }
77: 
Nette Framework 2.0.6 API API documentation generated by ApiGen 2.7.0