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  • PHP

Classes

  • NConfigCompiler
  • NConfigCompilerExtension
  • NConfigHelpers
  • NConfigLoader
  • NConfigurator

Interfaces

  • IConfigAdapter
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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\Config
11:  */
12: 
13: 
14: 
15: /**
16:  * Configuration helpers.
17:  *
18:  * @author     David Grudl
19:  * @package Nette\Config
20:  */
21: class NConfigHelpers
22: {
23:     const EXTENDS_KEY = '_extends',
24:         OVERWRITE = TRUE;
25: 
26: 
27:     /**
28:      * Merges configurations. Left has higher priority than right one.
29:      * @return array
30:      */
31:     public static function merge($left, $right)
32:     {
33:         if (is_array($left) && is_array($right)) {
34:             foreach ($left as $key => $val) {
35:                 if (is_int($key)) {
36:                     $right[] = $val;
37:                 } else {
38:                     if (is_array($val) && isset($val[self::EXTENDS_KEY])) {
39:                         if ($val[self::EXTENDS_KEY] === self::OVERWRITE) {
40:                             unset($val[self::EXTENDS_KEY]);
41:                         }
42:                     } elseif (isset($right[$key])) {
43:                         $val = self::merge($val, $right[$key]);
44:                     }
45:                     $right[$key] = $val;
46:                 }
47:             }
48:             return $right;
49: 
50:         } elseif ($left === NULL && is_array($right)) {
51:             return $right;
52: 
53:         } else {
54:             return $left;
55:         }
56:     }
57: 
58: 
59: 
60:     /**
61:      * Finds out and removes information about the parent.
62:      * @return mixed
63:      */
64:     public static function takeParent(& $data)
65:     {
66:         if (is_array($data) && isset($data[self::EXTENDS_KEY])) {
67:             $parent = $data[self::EXTENDS_KEY];
68:             unset($data[self::EXTENDS_KEY]);
69:             return $parent;
70:         }
71:     }
72: 
73: 
74: 
75:     /**
76:      * @return bool
77:      */
78:     public static function isOverwriting(& $data)
79:     {
80:         return is_array($data) && isset($data[self::EXTENDS_KEY]) && $data[self::EXTENDS_KEY] === self::OVERWRITE;
81:     }
82: 
83: 
84: 
85:     /**
86:      * @return bool
87:      */
88:     public static function isInheriting(& $data)
89:     {
90:         return is_array($data) && isset($data[self::EXTENDS_KEY]) && $data[self::EXTENDS_KEY] !== self::OVERWRITE;
91:     }
92: 
93: }
94: 
Nette Framework 2.0.6 (for PHP 5.2, prefixed) API API documentation generated by ApiGen 2.7.0