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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:  * @package Nette\Utils
11:  */
12: 
13: 
14: 
15: /**
16:  * Limited scope for PHP code evaluation and script including.
17:  *
18:  * @author     David Grudl
19:  * @package Nette\Utils
20:  */
21: final class NLimitedScope
22: {
23:     private static $vars;
24: 
25:     /**
26:      * Static class - cannot be instantiated.
27:      */
28:     final public function __construct()
29:     {
30:         throw new NStaticClassException;
31:     }
32: 
33: 
34: 
35:     /**
36:      * Evaluates code in limited scope.
37:      * @param  string  PHP code
38:      * @param  array   local variables
39:      * @return mixed   the return value of the evaluated code
40:      */
41:     public static function evaluate(/*$code, array $vars = NULL*/)
42:     {
43:         if (func_num_args() > 1) {
44:             self::$vars = func_get_arg(1);
45:             extract(self::$vars);
46:         }
47:         $res = eval('?>' . func_get_arg(0));
48:         if ($res === FALSE && ($error = error_get_last()) && $error['type'] === E_PARSE) {
49:             throw new FatalErrorException($error['message'], 0, $error['type'], $error['file'], $error['line'], NULL);
50:         }
51:         return $res;
52:     }
53: 
54: 
55: 
56:     /**
57:      * Includes script in a limited scope.
58:      * @param  string  file to include
59:      * @param  array   local variables or TRUE meaning include once
60:      * @return mixed   the return value of the included file
61:      */
62:     public static function load(/*$file, array $vars = NULL*/)
63:     {
64:         if (func_num_args() > 1) {
65:             self::$vars = func_get_arg(1);
66:             if (self::$vars === TRUE) {
67:                 return include_once func_get_arg(0);
68:             }
69:             extract(self::$vars);
70:         }
71:         return include func_get_arg(0);
72:     }
73: 
74: }
75: 
Nette Framework 2.0.3 (for PHP 5.2, prefixed) API API documentation generated by ApiGen 2.7.0