css-javascript-toolbox / framework / autoload / loader.php

loader.php in CSS & JavaScript Toolbox 7.1, at framework/autoload/loader.php

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1	<?php
2	/**
3	*
4	*/
5
6
7	// Disallow direct access.
8	defined('ABSPATH') or die("Access denied");
9
10	/**
11	* Auto load CJT classes.
12	*
13	* @since 6.2
14	*/
15	class CJT_Framework_Autoload_Loader {
16
17	/**
18	* put your comment there...
19	*
20	* @var mixed
21	*/
22	protected $map;
23
24	/**
25	* put your comment there...
26	*
27	* @var mixed
28	*/
29	protected $path = null;
30
31	/**
32	* put your comment there...
33	*
34	* @var mixed
35	*/
36	protected $prefix = null;
37
38	/**
39	* put your comment there...
40	*
41	* @param mixed $prefix
42	* @param mixed $path
43	* @return CJT_Autoload
44	*/
45	public function __construct($prefix, $path) {
46	// Initialize.
47	$this->prefix = $prefix;
48	$this->path = $path;
49	$this->map = new ArrayObject(array());
50	// Resgister SPL auto load function.
51	spl_autoload_register(array($this, 'loadClass'));
52	}
53
54
55	/**
56	* put your comment there...
57	*
58	* @param mixed $prefix
59	* @param mixed $path
60	*/
61	public static function autoLoad($prefix = null, $path = null) {
62	// Hold all auto load instances.
63	static $instances = array();
64	// Identify instances by prefixes!
65	if (!isset($instances[$prefix])) {
66	$instances[$prefix] = new CJT_Framework_Autoload_Loader($prefix, $path);
67	}
68	return $instances[$prefix];
69	}
70
71	/**
72	* put your comment there...
73	*
74	* @param mixed $clsName
75	*/
76	public function getClassComponent($clsName) {
77	// Initialize.
78	$component = (object) array();
79	// Lowerize!
80	$clsName = strtolower($clsName);
81	// Get class frags by gettign all names between _ character.
82	$fragments = explode('_', $clsName);
83	// Get components / exclude the prefix @ index [0].
84	// Name.
85	$component->name = $fragments[1];
86	// Get path (after the prefix and just before the name!).
87	$component->path = array();
88	for ($frag = 1; $frag < (count($fragments) - 1); $frag++) {
89	$component->path[] = $fragments[$frag] ;
90	}
91	$component->path = join(DIRECTORY_SEPARATOR, $component->path);
92	// Name
93	$component->name = end($fragments);
94	// Fulle absolute path.
95	return $component;
96	}
97
98	/**
99	* put your comment there...
100	*
101	* @param mixed $classInfo
102	*/
103	public function getClassAbsolutePath($classInfo) {
104	// fullpath = abspath + classpath + classname + .php
105	$fullPath = $this->path . DIRECTORY_SEPARATOR .
106	$classInfo->path . DIRECTORY_SEPARATOR . $classInfo->name . '.php';
107	return $fullPath;
108	}
109
110	/**
111	* put your comment there...
112	*
113	* @param mixed $name
114	*/
115	public function getClassFile($name, $file) {
116	// Get class component.
117	$component = $this->getClassComponent($name);
118	// Get class absolute path.
119	$path = $this->path . DIRECTORY_SEPARATOR . $component->path;
120	return $path . DIRECTORY_SEPARATOR . $file;
121	}
122
123	/**
124	* put your comment there...
125	*
126	* @param mixed $class
127	*/
128	public function loadClass($class) {
129	$classFile = '';
130	// First, check the map!
131	if ($this->map()->offsetExists($class)) {
132	$classMappedPath = $this->map()->offsetGet($class);
133	$classFile = $this->path . DIRECTORY_SEPARATOR . $classMappedPath;
134	}
135	// Any class start with our prefix should be auto loaded!
136	else if (strpos($class, "{$this->prefix}_") === 0) {
137	// Get class paths.
138	$classFile = $this->getClassAbsolutePath($this->getClassComponent($class));
139	}
140	// Whatever a class file is set, import it!
141	if ($classFile) {
142	require $classFile;
143	}
144	}
145
146	/**
147	* put your comment there...
148	*
149	*/
150	public function map() {
151	return $this->map;
152	}
153
154	} // End class.
155