nextcloud/lib/appframework/controller/controller.php

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2013-08-17 13:16:48 +04:00
<?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/>.
*
*/
namespace OC\AppFramework\Controller;
use OC\AppFramework\Http\TemplateResponse;
use OC\AppFramework\Http\Request;
use OC\AppFramework\Core\API;
/**
* Base class to inherit your controllers from
*/
abstract class Controller {
/**
* @var API instance of the api layer
*/
protected $api;
protected $request;
/**
* @param API $api an api wrapper instance
* @param Request $request an instance of the request
*/
public function __construct(API $api, Request $request){
$this->api = $api;
$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 mixed $default If the key is not found, this value will be returned
* @return mixed the content of the array
*/
public function params($key, $default=null){
return isset($this->request->parameters[$key])
? $this->request->parameters[$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->parameters;
}
/**
* Returns the method of the request
* @return string the method of the request (POST, GET, etc)
*/
public function method() {
return $this->request->method;
}
/**
* 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 isset($this->request->files[$key]) ? $this->request->files[$key] : null;
}
/**
* 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 isset($this->request->env[$key]) ? $this->request->env[$key] : null;
}
/**
* Shortcut for getting session variables
* @param string $key the key that will be taken from the $_SESSION array
* @return array the value in the $_SESSION element
*/
public function session($key) {
return isset($this->request->session[$key]) ? $this->request->session[$key] : null;
}
/**
* 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 isset($this->request->cookies[$key]) ? $this->request->cookies[$key] : null;
}
/**
* 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 array $headers set additional headers in name/value pairs
* @return \OC\AppFramework\Http\TemplateResponse containing the page
*/
public function render($templateName, array $params=array(),
$renderAs='user', array $headers=array()){
$response = new TemplateResponse($this->api, $templateName);
$response->setParams($params);
$response->renderAs($renderAs);
foreach($headers as $name => $value){
$response->addHeader($name, $value);
}
return $response;
}
}