1: <?php
 2: 
 3: class IncludePath {
 4: 
 5:     private static $autoloadInitialized = false;
 6: 
 7:     public static function initAutoload() {
 8:         if (!self::$autoloadInitialized) {
 9:             spl_autoload_register(array('IncludePath', 'loadClass'));
10:             self::$autoloadInitialized = true;
11:         }
12:     }
13: 
14:     public static function addPath($path) {
15:         set_include_path(get_include_path() . PATH_SEPARATOR . $path);
16:     }
17: 
18:     public static function loadClass($className) {
19:         $className = ltrim($className, '\\');
20:         $fileName = '';
21:         $namespace = '';
22:         if ($lastNsPos = strrpos($className, '\\')) {
23:             $namespace = substr($className, 0, $lastNsPos);
24:             $className = substr($className, $lastNsPos + 1);
25:             $fileName = str_replace('\\', DIRECTORY_SEPARATOR, $namespace) . DIRECTORY_SEPARATOR;
26:         }
27:         $fileName .= str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
28:         return @include($fileName);
29:     }
30: 
31: }
32: