Current File : //proc/self/root/home/tjamichg/cursos.tjamich.gob.mx/plugin/pens/lib/pens/pens_client.php
<?php
/**
* This file is part of php-pens.
*
* php-pens 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
* (at your option) any later version.
*
* php-pens 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 php-pens. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* PENSClient
*
* Provides the PENSClient class
*
* @package PENS
* @author Guillaume Viguier-Just <guillaume@viguierjust.com>
* @licence http://www.gnu.org/licenses/gpl.txt
*/
require_once __DIR__.'/pens_controller.php';
require_once __DIR__.'/pens_request_handler.php';
/**
* PENSClient
*
* Class that implements the PENS Client
*
* @package PENS
* @author Guillaume Viguier-Just <guillaume@viguierjust.com>
* @licence http://www.gnu.org/licenses/gpl.txt
*/
class PENSClient extends PENSController {
/**
* Instance of the PENSClient
* @var PENSServer
*/
private static $_instance;
/**
* Request handler
* @var PENSRequestHandler
*/
protected $_request_handler = null;
/**
* Private constructor
*/
private function __construct() {
}
/**
* Singleton method
*/
public static function singleton() {
if(!isset(self::$_instance)) {
$c = __CLASS__;
self::$_instance = new $c;
}
return self::$_instance;
}
/**
* Prevent users to clone the instance
*/
public function __clone() {
trigger_error('Clone is not allowed', E_USER_ERROR);
}
public function getRequestHandler() {
return $this->_request_handler;
}
/**
* Sets the request handler. Does nothing if the argument is not an instance of PENSRequestHandler
*
* @param PENSRequestHandler Request handler
*/
public function setRequestHandler($request_handler) {
if($request_handler instanceof PENSRequestHandler) {
$this->_request_handler = $request_handler;
}
}
/**
* Receives a request, calls the handler and displays the response
*/
public function receiveRequest() {
$request = null;
try {
$request = $this->parseRequest();
$command = $request->getCommand();
if($command == "alert" || $command == "receipt") {
if(!is_null($this->_request_handler)) {
// Call the handler
$this->_request_handler->processRequest($request, new PENSResponse($_REQUEST));
}
$this->sendResponse(new PENSResponse(0, $command." received and understood"));
}
} catch(PENSException $e) {
// If we could not parse the request, send the error
$this->sendResponse(new PENSResponse($e));
}
}
}
Mini Shell