89 lines
2.4 KiB
PHP
89 lines
2.4 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2010, The volkszaehler.org project
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* @package default
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* @license http://www.opensource.org/licenses/gpl-license.php GNU Public License
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*/
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/*
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* This file is part of volkzaehler.org
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*
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* volkzaehler.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* volkzaehler.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Volkszaehler\View;
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use Volkszaehler\Model;
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use Volkszaehler\View\HTTP;
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use Volkszaehler\Util;
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/**
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* Interface for all View classes
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*
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* @author Steffen Vogel <info@steffenvogel.de>
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* @package default
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*/
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interface ViewInterface {
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public function addChannel(Model\Channel $channel, array $data = NULL);
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function addGroup(Model\Group $group);
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function addDebug(Util\Debug $debug);
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}
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/**
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* superclass for all view classes
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*
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* @package default
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* @author Steffen Vogel <info@steffenvogel.de>
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*
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*/
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abstract class View implements ViewInterface {
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public $request;
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protected $response;
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public function __construct(HTTP\Request $request, HTTP\Response $response) {
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$this->request = $request;
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$this->response = $response;
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// error & exception handling by view
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set_exception_handler(array($this, 'exceptionHandler'));
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set_error_handler(array($this, 'errorHandler'));
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}
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/**
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* error & exception handling
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*/
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final public function errorHandler($errno, $errstr, $errfile, $errline) {
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$this->exceptionHandler(new \ErrorException($errstr, 0, $errno, $errfile, $errline));
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}
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final public function exceptionHandler(\Exception $exception) {
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$this->addException($exception);
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$code = ($exception->getCode() == 0 && HTTP\Response::getCodeDescription($exception->getCode())) ? 400 : $exception->getCode();
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$this->response->setCode($code);
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$this->renderResponse();
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die();
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}
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public function sendResponse() {
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$this->renderResponse();
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$this->response->send();
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}
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protected abstract function renderResponse();
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protected abstract function addException(\Exception $exception);
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}
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?>
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