tao-test/app/tao/models/classes/routing/ControllerService.php

118 lines
3.7 KiB
PHP

<?php
/**
* This program 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; under version 2
* of the License (non-upgradable).
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright (c) 2018 (original work) Open Assessment Technologies SA;
*
* @author Alexander Zagovorichev <zagovorichev@1pt.com>
*/
namespace oat\tao\model\routing;
use oat\oatbox\service\ConfigurableService;
use oat\tao\model\http\Controller;
use ReflectionClass;
use ReflectionMethod;
class ControllerService extends ConfigurableService
{
const SERVICE_ID = 'tao/controllerService';
/**
* @param $controllerClass
* @param string $action
* @throws RouterException
*/
private function checkAnnotations($controllerClass, $action = '')
{
/** @var RouteAnnotationService $routeAnnotationService */
$routeAnnotationService = $this->getServiceLocator()->get(RouteAnnotationService::SERVICE_ID);
// extra layer of the security - to not launch action if denied
if (!$routeAnnotationService->hasAccess($controllerClass, $action)) {
$message = $action ? "Unable to run the action '"
. $action . "' in '" . $controllerClass
. "', blocked by route annotations." : "Class '$controllerClass' blocked by route annotation";
throw new RouterException($message);
}
}
/**
* @param $controllerClass
* @throws RouterException
*/
private function checkAbstract($controllerClass)
{
try {
$abstractClass = new ReflectionClass($controllerClass);
} catch (\ReflectionException $e) {
throw new RouterException($e->getMessage());
}
if ($abstractClass->isAbstract()) {
throw new RouterException('Attempt to run an action from the Abstract class "' . $controllerClass . '"');
}
}
/**
* @param string $controllerClass
* @return mixed
* @throws RouterException
*/
public function checkController($controllerClass)
{
// abstract class can't be loaded
$this->checkAbstract($controllerClass);
// check if blocked by annotations
$this->checkAnnotations($controllerClass);
return $controllerClass;
}
/**
* @param $class
* @param $action
* @throws RouterException
*/
private function checkPublic($class, $action)
{
try {
// protected method
$reflection = new ReflectionMethod($class, $action);
if (!$reflection->isPublic()) {
throw new RouterException('The method "' . $action . '" is not public in the class "' . $class . '"');
}
} catch (\ReflectionException $e) {
throw new RouterException($e->getMessage());
}
}
/**
* @param string $controllerClass
* @param string $action
* @throws RouterException
* @return string
*/
public function getAction($controllerClass = '', $action = '')
{
// method needs to be public
$this->checkPublic($controllerClass, $action);
// check if blocked by annotations
$this->checkAnnotations($controllerClass, $action);
return $action;
}
}