nextcloud/lib/public/appframework/controller.php

152 lines
4.2 KiB
PHP

<?php
/**
* ownCloud - App Framework
*
* @author Bernhard Posselt
* @copyright 2012 Bernhard Posselt nukeawhale@gmail.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* Public interface of ownCloud for apps to use.
* AppFramework\Controller class
*/
namespace OCP\AppFramework;
use OCP\AppFramework\Http\TemplateResponse;
use OCP\AppFramework\IAppContainer;
use OCP\IRequest;
/**
* Base class to inherit your controllers from
*/
abstract class Controller {
/**
* app container for dependency injection
* @var \OCP\AppFramework\IAppContainer
*/
protected $app;
/**
* current request
* @var \OCP\IRequest
*/
protected $request;
/**
* constructor of the controller
* @param IAppContainer $app interface to the app
* @param IRequest $request an instance of the request
*/
public function __construct(IAppContainer $app, IRequest $request){
$this->app = $app;
$this->request = $request;
}
/**
* Lets you access post and get parameters by the index
* @param string $key the key which you want to access in the URL Parameter
* placeholder, $_POST or $_GET array.
* The priority how they're returned is the following:
* 1. URL parameters
* 2. POST parameters
* 3. GET parameters
* @param string $default If the key is not found, this value will be returned
* @return mixed the content of the array
*/
public function params($key, $default=null){
return $this->request->getParam($key, $default);
}
/**
* Returns all params that were received, be it from the request
* (as GET or POST) or throuh the URL by the route
* @return array the array with all parameters
*/
public function getParams() {
return $this->request->getParams();
}
/**
* Returns the method of the request
* @return string the method of the request (POST, GET, etc)
*/
public function method() {
return $this->request->getMethod();
}
/**
* Shortcut for accessing an uploaded file through the $_FILES array
* @param string $key the key that will be taken from the $_FILES array
* @return array the file in the $_FILES element
*/
public function getUploadedFile($key) {
return $this->request->getUploadedFile($key);
}
/**
* Shortcut for getting env variables
* @param string $key the key that will be taken from the $_ENV array
* @return array the value in the $_ENV element
*/
public function env($key) {
return $this->request->getEnv($key);
}
/**
* Shortcut for getting cookie variables
* @param string $key the key that will be taken from the $_COOKIE array
* @return array the value in the $_COOKIE element
*/
public function cookie($key) {
return $this->request->getCookie($key);
}
/**
* Shortcut for rendering a template
* @param string $templateName the name of the template
* @param array $params the template parameters in key => value structure
* @param string $renderAs user renders a full page, blank only your template
* admin an entry in the admin settings
* @param string[] $headers set additional headers in name/value pairs
* @return \OCP\AppFramework\Http\TemplateResponse containing the page
*/
public function render($templateName, array $params=array(),
$renderAs='user', array $headers=array()){
$response = new TemplateResponse($this->app->getAppName(), $templateName);
$response->setParams($params);
$response->renderAs($renderAs);
foreach($headers as $name => $value){
$response->addHeader($name, $value);
}
return $response;
}
}