<?php
/**
 * @copyright Copyright (c) 2010, The volkszaehler.org project
 * @package http
 * @license http://www.opensource.org/licenses/gpl-license.php GNU Public License
 */
/*
 * This file is part of volkzaehler.org
 *
 * volkzaehler.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * volkzaehler.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
 */

namespace Volkszaehler\View\HTTP;

/**
 * HTTP request
 *
 * also used for data
 *
 * @author Steffen Vogel <info@steffenvogel.de>
 * @package http
 */
class Request {
	protected $headers;
	protected $parameters;

	/**
	 * HTTP request methods
	 *
	 * @link http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html
	 */
	protected $method;

	/**
	 * constructor
	 */
	public function __construct() {
		$this->headers = self::getHeaders();
		$this->method = $_SERVER['REQUEST_METHOD'];

		$this->parameters= array(
								'get' => $_GET,
								'post' => $_POST,
								'cookies' => $_COOKIE,
								'files' => $_FILES
		);

		unset($_GET, $_POST, $_COOKIE, $_FILES);
	}

	protected static function getHeaders() {
		if (function_exists('apache_request_headers')) {
			return apache_request_headers();
		}
		else {
			$headers = array();
			foreach ($_SERVER as $name => $value) {
				if (substr($name, 0, 5) == 'HTTP_') {
					$headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value;
				}
			}
			return $headers;
		}
	}

	/**
	 * setter & getter
	 */
	public function getHeader($header) { return $this->headers[$header]; }
	public function getMethod() { return $this->method; }
	public function getParameter($name, $method = 'get') { return (isset($this->parameters[$method][$name])) ? $this->parameters[$method][$name] : NULL; }
	public function getParameters($method = 'get') { return $this->parameters[$method]; }

}

?>