PHP Routes Class

Routes.php

<?php

/**
 * Routes class.
 * Copyright Ian Tearle (c) 2014
 *
 * This is free and unencumbered software released into the public domain.
 *
 * Anyone is free to copy, modify, publish, use, compile, sell, or
 * distribute this software, either in source code form or as a compiled
 * binary, for any purpose, commercial or non-commercial, and by any
 * means.
 *
 * In jurisdictions that recognize copyright laws, the author or authors
 * of this software dedicate any and all copyright interest in the
 * software to the public domain. We make this dedication for the benefit
 * of the public at large and to the detriment of our heirs and
 * successors. We intend this dedication to be an overt act of
 * relinquishment in perpetuity of all present and future rights to this
 * software under copyright law.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * For more information, please refer to <http://unlicense.org/>
 *
 *
 * HOW TO
 * ======
 * $routes = new Routes('http://localhost/routes/');
 *
 * if($routes->matchPath('some/stuff')) {
 * 		$routes->getPath() = Array ( [0] => some [1] => stuff )
 * }
 *
 * if($routes->matchPath('something')) {
 * 		$routes->getPath() = Array ( [0] => something )
 * }
 */
class Routes {

	private $path;


	/**
	 * __construct function.
	 *
	 * @access public
	 * @param mixed $url
	 * @return void
	 */
	public function __construct($url) {

		if($url === null) {

			$url = $_SERVER['REQUEST_URI'];

			$url = explode('/', $url);

			$url = array_filter($url);

			$url = array_merge($url, array());

			$this->url = $url;

		} else {

			$ignore = parse_url($url);

			$ignore = $ignore['path'];

			$ignore = explode('/', $ignore);

			$ignore = array_filter($ignore);

			$ignore = array_merge($ignore, array());

			$request = $_SERVER['REQUEST_URI'];

			$request = explode('/', $request);

			$request = array_filter($request);

			$request = array_merge($request, array());

			if(($key = array_search($ignore, $request)) == false) {
			    unset($request[$key]);
			}

			$this->path = array_values($request);

		}

	}


	/**
	 * getPath function.
	 *
	 * @access public
	 * @return void
	 */
	public function getPath() {

		return $this->path;

	}


	/**
	 * matchPath function.
	 *
	 * @access public
	 * @param mixed $string
	 * @return void
	 */
	public function matchPath($string) {

		$array = explode('/', $string);

		$difference = array_diff($this->path, $array);

		if(empty($difference)) {

			return true;

		}

		http_response_code(404);

		return false;

	}

}