Chris@0: <?php
Chris@0: /**
Chris@0:  * Copyright 2012-2017 Anthon Pang. All Rights Reserved.
Chris@0:  *
Chris@0:  * Licensed under the Apache License, Version 2.0 (the "License");
Chris@0:  * you may not use this file except in compliance with the License.
Chris@0:  * You may obtain a copy of the License at
Chris@0:  *
Chris@0:  *     http://www.apache.org/licenses/LICENSE-2.0
Chris@0:  *
Chris@0:  * Unless required by applicable law or agreed to in writing, software
Chris@0:  * distributed under the License is distributed on an "AS IS" BASIS,
Chris@0:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Chris@0:  * See the License for the specific language governing permissions and
Chris@0:  * limitations under the License.
Chris@0:  *
Chris@0:  * @package WebDriver
Chris@0:  *
Chris@0:  * @author Anthon Pang <apang@softwaredevelopment.ca>
Chris@0:  */
Chris@0: 
Chris@0: namespace WebDriver;
Chris@0: 
Chris@0: /**
Chris@0:  * WebDriver\ClassLoader (autoloader) class
Chris@0:  *
Chris@0:  * @package WebDriver
Chris@0:  */
Chris@0: final class ClassLoader
Chris@0: {
Chris@0:     /**
Chris@0:      * Load class
Chris@0:      *
Chris@0:      * @param string $class Class name
Chris@0:      */
Chris@0:     public static function loadClass($class)
Chris@0:     {
Chris@0:         $file = strpos($class, '\\') !== false
Chris@0:             ? str_replace('\\', DIRECTORY_SEPARATOR, $class)
Chris@0:             : str_replace('_', DIRECTORY_SEPARATOR, $class);
Chris@0: 
Chris@0:         $path = dirname(__DIR__) . DIRECTORY_SEPARATOR . $file . '.php';
Chris@0: 
Chris@0:         if (file_exists($path)) {
Chris@0:             include_once $path;
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Autoloader
Chris@0:      *
Chris@0:      * @param string $class Class name
Chris@0:      */
Chris@0:     public static function autoload($class)
Chris@0:     {
Chris@0:         try {
Chris@0:             self::loadClass($class);
Chris@0:         } catch (\Exception $e) {
Chris@0:         }
Chris@0:     }
Chris@0: }
Chris@0: 
Chris@0: if (function_exists('spl_autoload_register')) {
Chris@0:     /**
Chris@0:      * use the SPL autoload stack
Chris@0:      */
Chris@0:     spl_autoload_register(array('WebDriver\ClassLoader', 'autoload'));
Chris@0: 
Chris@0:     /**
Chris@0:      * preserve any existing __autoload
Chris@0:      */
Chris@0:     if (function_exists('__autoload')) {
Chris@0:         spl_autoload_register('__autoload');
Chris@0:     }
Chris@0: } else {
Chris@0:     /**
Chris@0:      * Our fallback; only one __autoload per PHP instance
Chris@0:      *
Chris@0:      * @param string $class Class name
Chris@0:      */
Chris@0:     function __autoload($class)
Chris@0:     {
Chris@0:         ClassLoader::autoload($class);
Chris@0:     }
Chris@0: }