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implementation of Response tied to actions

Browse Source 
Result of a discussion with @qiangxue
- there is not global Yii::$app->response anymore, every action has
  dedicated response class
- implementation allows using HMVC pattern now, nested actions do not
  interfer
This commit is contained in:
Carsten Brandt
2013-06-16 18:12:27 +02:00
parent 82c978f86a
commit b138199c59
9 changed files with 60 additions and 61 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
framework/yii/base/Action.php
View File

@@ -41,17 +41,27 @@ class Action extends Component
* @var Controller the controller that owns this action
*/
public $controller;
/**
* @var Response
*/
private $_response;
/**
* @return Response|\yii\console\Response|\yii\web\Response
*/
public function getResponse()
{
if ($this->_response === null) {
$this->_response = Yii::$app->createResponse();
// TODO use applications response factory here
//$this->_response = new Response();
}
return $this->_response;
}
/**
* @param Response $response
*/
public function setResponse($response)
{
$this->_response = $response;
@@ -92,8 +102,6 @@ class Action extends Component
throw new InvalidConfigException(get_class($this) . ' must define a "run()" method.');
}
$args = $this->controller->bindActionParams($this, $params);
$response = $this->getResponse();
$response->result = call_user_func_array(array($this, 'run'), $args);
return $response;
return call_user_func_array(array($this, 'run'), $args);
}
}

2
framework/yii/base/Application.php
View File

@@ -155,8 +155,6 @@ abstract class Application extends Module
*/
abstract public function handleRequest($request);
public abstract function createResponse();
private $_runtimePath;
/**

22
framework/yii/base/Controller.php
View File

@@ -110,22 +110,38 @@ class Controller extends Component
if ($action !== null) {
$oldAction = $this->action;
$this->action = $action;
$result = null;
// TODO beforeAction may also create a response somehow.
if ($this->module->beforeAction($action)) {
if ($this->beforeAction($action)) {
$result = $action->runWithParams($params);
if ($result !== null) {
$this->handleActionResult($result, $action);
}
$this->afterAction($action);
}
$this->module->afterAction($action);
}
$this->action = $oldAction;
return $result;
return $action->getResponse();
} else {
throw new InvalidRouteException('Unable to resolve the request: ' . $this->getUniqueId() . '/' . $id);
}
}
/**
* Handles the return value of an action
* @param mixed $result
* @param Action $action
*/
protected abstract function handleActionResult(&$result, $action);
/**
* @return Response the response object of the current action. null if no action is running
*/
public function getResponse()
{
return $this->action !== null ? $this->action->getResponse() : null;
}
/**
* Runs a request specified in terms of a route.
* The route can be either an ID of an action within this controller or a complete route consisting

4
framework/yii/base/InlineAction.php
View File

@@ -44,8 +44,6 @@ class InlineAction extends Action
public function runWithParams($params)
{
$args = $this->controller->bindActionParams($this, $params);
$response = $this->getResponse();
$response->result = call_user_func_array(array($this->controller, $this->actionMethod), $args);
return $response;
return call_user_func_array(array($this->controller, $this->actionMethod), $args);
}
}

6
framework/yii/base/Module.php
View File

@@ -571,7 +571,7 @@ abstract class Module extends Component
* If the route is empty, the method will use [[defaultRoute]].
* @param string $route the route that specifies the action.
* @param array $params the parameters to be passed to the action
* @return mixed the result of the action.
* @return Response the resulting response of the action.
* @throws InvalidRouteException if the requested route cannot be resolved into an action successfully
*/
public function runAction($route, $params = array())
@@ -582,9 +582,9 @@ abstract class Module extends Component
list($controller, $actionID) = $parts;
$oldController = Yii::$app->controller;
Yii::$app->controller = $controller;
$result = $controller->runAction($actionID, $params);
$response = $controller->runAction($actionID, $params);
Yii::$app->controller = $oldController;
return $result;
return $response;
} else {
throw new InvalidRouteException('Unable to resolve the request "' . trim($this->getUniqueId() . '/' . $route, '/') . '".');
}

33
framework/yii/console/Application.php
View File

@@ -88,39 +88,13 @@ class Application extends \yii\base\Application
* Handles the specified request.
* @param Request $request the request to be handled
* @return Response the resulting response
* @throws Exception if the route is invalid
*/
public function handleRequest($request)
{
list ($route, $params) = $request->resolve();
$result = $this->runAction($route, $params);
$response = $this->getResponse();
$response->exitStatus = (int)$result;
return $response;
}
/**
* Returns the response component.
* @return Response the response component
*/
public function createResponse()
{
return new Response();
}
/**
* Runs a controller action specified by a route.
* This method parses the specified route and creates the corresponding child module(s), controller and action
* instances. It then calls [[Controller::runAction()]] to run the action with the given parameters.
* If the route is empty, the method will use [[defaultRoute]].
* @param string $route the route that specifies the action.
* @param array $params the parameters to be passed to the action
* @return integer the status code returned by the action execution. 0 means normal, and other values mean abnormal.
* @throws Exception if the route is invalid
*/
public function runAction($route, $params = array())
{
try {
return parent::runAction($route, $params);
return $this->runAction($route, $params);
} catch (InvalidRouteException $e) {
throw new Exception(\Yii::t('yii', 'Unknown command "{command}".', array('{command}' => $route)), 0, $e);
}
@@ -152,9 +126,6 @@ class Application extends \yii\base\Application
'request' => array(
'class' => 'yii\console\Request',
),
'response' => array(
'class' => 'yii\console\Response',
),
));
}
}

10
framework/yii/console/Controller.php
View File

@@ -134,6 +134,16 @@ class Controller extends \yii\base\Controller
return $args;
}
/**
* Handles the return value of an action
* @param mixed $result
* @param Action $action
*/
protected function handleActionResult(&$result, $action)
{
$action->getResponse()->exitStatus = (int)$result;
}
/**
* Formats a string with ANSI codes
*

15
framework/yii/web/Application.php
View File

@@ -65,8 +65,7 @@ class Application extends \yii\base\Application
$params = array_splice($this->catchAll, 1);
}
try {
$response = $this->runAction($route, $params);
return $response;
return $this->runAction($route, $params);
} catch (InvalidRouteException $e) {
throw new HttpException(404, $e->getMessage(), $e->getCode(), $e);
}
@@ -107,15 +106,6 @@ class Application extends \yii\base\Application
return $this->getComponent('request');
}
/**
* Returns the response component.
* @return Response the response component
*/
public function createResponse()
{
return new Response();
}
/**
* Returns the session component.
* @return Session the session component
@@ -154,9 +144,6 @@ class Application extends \yii\base\Application
'request' => array(
'class' => 'yii\web\Request',
),
'response' => array(
'class' => 'yii\web\Response',
),
'session' => array(
'class' => 'yii\web\Session',
),

11
framework/yii/web/Controller.php
View File

@@ -8,6 +8,7 @@
namespace yii\web;
use Yii;
use yii\base\Action;
use yii\base\InlineAction;
/**
@@ -61,6 +62,16 @@ class Controller extends \yii\base\Controller
return $args;
}
/**
* Handles the return value of an action
* @param mixed $result
* @param Action $action
*/
protected function handleActionResult(&$result, $action)
{
$action->getResponse()->setContent($result);
}
/**
* Creates a URL using the given route and parameters.
*