3 * An interface for requests
5 * @author Roland Haeder <webmaster@ship-simu.org>
7 * @copyright Copyright(c) 2007, 2008 Roland Haeder, this is free software
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.ship-simu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 interface Requestable extends FrameworkInterface {
26 * Prepares the HTTP request data for usage by currently copying
27 * $_REQUEST into a private attribute. Later on we can add more
28 * things for initialization here.
32 function prepareRequestData ();
35 * Checks wether a request element is set
36 * @param $element Name of the request element we want to check
37 * @return $isSet Wether the request element is set
38 * @throws MissingArrayElementsException Thrown if a request element is not set
40 function isRequestElementSet ($element);
43 * Getter for request element or 'null' if the element was not found
45 * @param $element Name of the request element we want to check
46 * @return $value Value of the found request element or 'null' if the
47 * element was not found
49 function getRequestElement ($element);
52 * Wrapper method for array_key() function for the request data array
54 * @return $array An array containing all array keys to return
56 function getParameterNames ();
59 * Getter for a header element or 'null' if the header was not found
61 * @param $headerName Name of the header
62 * @return $headerValue Value of the header or 'null' if not found
64 function getHeader ($headerName);
67 * Sets wether the request was valid (default: true)
69 * @param $isValid Wether the request is valid
72 function requestIsValid ($isValid = true);