Added concrete http exception classes.

apps/advanced/frontend/controllers/SiteController.php

@@ -7,7 +7,7 @@ use yii\web\Controller;
 use common\models\LoginForm;
 use frontend\models\ContactForm;
 use common\models\User;
-use yii\web\HttpException;
+use yii\web\BadRequestHttpException;
 use yii\helpers\Security;
 
 class SiteController extends Controller
@@ -132,7 +132,7 @@ class SiteController extends Controller
 		]);
 
 		if (!$model) {
-			throw new HttpException(400, 'Wrong password reset token.');
+			throw new BadRequestHttpException('Wrong password reset token.');
 		}
 
 		$model->scenario = 'resetPassword';

docs/guide/authorization.md

@@ -234,10 +234,10 @@ public function editArticle($id)
 {
   $article = Article::find($id);
   if (!$article) {
-    throw new HttpException(404);
+    throw new NotFoundHttpException;
   }
   if (!\Yii::$app->user->checkAccess('edit_article', ['article' => $article])) {
-    throw new HttpException(403);
+    throw new AccessDeniedHttpException;
   }
   // ...
 }
@@ -250,7 +250,7 @@ public function editArticle($id)
 {
     $article = Article::find(['id' => $id, 'author_id' => \Yii::$app->user->id]);
     if (!$article) {
-      throw new HttpException(404);
+      throw new NotFoundHttpException;
     }
     // ...
 }

docs/guide/controller.md

@@ -122,7 +122,7 @@ class BlogController extends Controller
 	{
 		$post = Post::find($id);
 		if (!$post) {
-			throw new HttpException(404);
+			throw new NotFoundHttpException;
 		}
 
 		if (\Yii::$app->request->isPost)) {

extensions/debug/Module.php

@@ -10,7 +10,7 @@ namespace yii\debug;
 use Yii;
 use yii\base\Application;
 use yii\web\View;
-use yii\web\HttpException;
+use yii\web\AccessDeniedHttpException;
 
 /**
  * The Yii Debug Module provides the debug toolbar and debugger
@@ -79,7 +79,7 @@ class Module extends \yii\base\Module
 		} elseif ($action->id === 'toolbar') {
 			return false;
 		} else {
-			throw new HttpException(403, 'You are not allowed to access this page.');
+			throw new AccessDeniedHttpException('You are not allowed to access this page.');
 		}
 	}
 

extensions/debug/controllers/DefaultController.php

@@ -9,7 +9,7 @@ namespace yii\debug\controllers;
 
 use Yii;
 use yii\web\Controller;
-use yii\web\HttpException;
+use yii\web\NotFoundHttpException;
 
 /**
  * @author Qiang Xue <qiang.xue@gmail.com>
@@ -99,7 +99,7 @@ class DefaultController extends Controller
 			}
 			$this->summary = $data['summary'];
 		} else {
-			throw new HttpException(404, "Unable to find debug data tagged with '$tag'.");
+			throw new NotFoundHttpException("Unable to find debug data tagged with '$tag'.");
 		}
 	}
 }

extensions/gii/Module.php

@@ -8,7 +8,7 @@
 namespace yii\gii;
 
 use Yii;
-use yii\web\HttpException;
+use yii\web\AccessDeniedHttpException;
 
 /**
  * This is the main module class for the Gii module.
@@ -110,7 +110,7 @@ class Module extends \yii\base\Module
 		if ($this->checkAccess()) {
 			return parent::beforeAction($action);
 		} else {
-			throw new HttpException(403, 'You are not allowed to access this page.');
+			throw new AccessDeniedHttpException('You are not allowed to access this page.');
 		}
 	}
 

extensions/gii/controllers/DefaultController.php

@@ -9,7 +9,7 @@ namespace yii\gii\controllers;
 
 use Yii;
 use yii\web\Controller;
-use yii\web\HttpException;
+use yii\web\NotFoundHttpException;
 
 /**
  * @author Qiang Xue <qiang.xue@gmail.com>
@@ -69,7 +69,7 @@ class DefaultController extends Controller
 				}
 			}
 		}
-		throw new HttpException(404, "Code file not found: $file");
+		throw new NotFoundHttpException("Code file not found: $file");
 	}
 
 	public function actionDiff($id, $file)
@@ -84,7 +84,7 @@ class DefaultController extends Controller
 				}
 			}
 		}
-		throw new HttpException(404, "Code file not found: $file");
+		throw new NotFoundHttpException("Code file not found: $file");
 	}
 
 	/**
@@ -94,7 +94,7 @@ class DefaultController extends Controller
 	 * @param string $id the ID of the generator
 	 * @param string $name the action name
 	 * @return mixed the result of the action.
-	 * @throws HttpException if the action method does not exist.
+	 * @throws NotFoundHttpException if the action method does not exist.
 	 */
 	public function actionAction($id, $name)
 	{
@@ -103,7 +103,7 @@ class DefaultController extends Controller
 		if (method_exists($generator, $method)) {
 			return $generator->$method();
 		} else {
-			throw new HttpException(400, "Unknown generator action: $name");
+			throw new NotFoundHttpException("Unknown generator action: $name");
 		}
 	}
 
@@ -136,7 +136,7 @@ class DefaultController extends Controller
 	 * Loads the generator with the specified ID.
 	 * @param string $id the ID of the generator to be loaded.
 	 * @return \yii\gii\Generator the loaded generator
-	 * @throws \yii\web\HttpException
+	 * @throws NotFoundHttpException
 	 */
 	protected function loadGenerator($id)
 	{
@@ -146,7 +146,7 @@ class DefaultController extends Controller
 			$this->generator->load($_POST);
 			return $this->generator;
 		} else {
-			throw new HttpException(404, "Code generator not found: $id");
+			throw new NotFoundHttpException("Code generator not found: $id");
 		}
 	}
 }

extensions/gii/generators/crud/templates/controller.php

@@ -29,7 +29,7 @@ namespace <?= StringHelper::dirname(ltrim($generator->controllerClass, '\\')) ?>
 use <?= ltrim($generator->modelClass, '\\') ?>;
 use <?= ltrim($generator->searchModelClass, '\\') ?><?php if (isset($searchModelAlias)):?> as <?= $searchModelAlias ?><?php endif ?>;
 use <?= ltrim($generator->baseControllerClass, '\\') ?>;
-use yii\web\HttpException;
+use yii\web\NotFoundHttpException;
 use yii\web\VerbFilter;
 
 /**
@@ -130,7 +130,7 @@ class <?= $controllerClass ?> extends <?= StringHelper::basename($generator->bas
 	 * If the model is not found, a 404 HTTP exception will be thrown.
 	 * <?= implode("\n\t * ", $actionParamComments) . "\n" ?>
 	 * @return <?= $modelClass ?> the loaded model
-	 * @throws HttpException if the model cannot be found
+	 * @throws NotFoundHttpException if the model cannot be found
 	 */
 	protected function findModel(<?= $actionParams ?>)
 	{
@@ -148,7 +148,7 @@ if (count($pks) === 1) {
 		if (($model = <?= $modelClass ?>::find(<?= $condition ?>)) !== null) {
 			return $model;
 		} else {
-			throw new HttpException(404, 'The requested page does not exist.');
+			throw new NotFoundHttpException('The requested page does not exist.');
 		}
 	}
 }

framework/yii/base/Application.php

@@ -634,9 +634,9 @@ abstract class Application extends Module
 	{
 		$category = get_class($exception);
 		if ($exception instanceof HttpException) {
-			$category .= '\\' . $exception->statusCode;
+			$category = 'yii\\web\\HttpException:' . $exception->statusCode;
 		} elseif ($exception instanceof \ErrorException) {
-			$category .= '\\' . $exception->getSeverity();
+			$category .= ':' . $exception->getSeverity();
 		}
 		Yii::error((string)$exception, $category);
 	}

framework/yii/web/AccessControl.php

@@ -131,14 +131,14 @@ class AccessControl extends ActionFilter
 	 * The default implementation will redirect the user to the login page if he is a guest;
 	 * if the user is already logged, a 403 HTTP exception will be thrown.
 	 * @param User $user the current user
-	 * @throws HttpException if the user is already logged in.
+	 * @throws AccessDeniedHttpException if the user is already logged in.
 	 */
 	protected function denyAccess($user)
 	{
 		if ($user->getIsGuest()) {
 			$user->loginRequired();
 		} else {
-			throw new HttpException(403, Yii::t('yii', 'You are not allowed to perform this action.'));
+			throw new AccessDeniedHttpException(Yii::t('yii', 'You are not allowed to perform this action.'));
 		}
 	}
 }

framework/yii/web/AccessDeniedHttpException.php

+<?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+namespace yii\web;
+
+/**
+ * AccessDeniedHttpException represents an "Access Denied" HTTP exception with status code 403.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @since 2.0
+ */
+class AccessDeniedHttpException extends HttpException
+{
+	/**
+	 * Constructor.
+	 * @param string $message error message
+	 * @param integer $code error code
+	 * @param \Exception $previous The previous exception used for the exception chaining.
+	 */
+	public function __construct($message = null, $code = 0, \Exception $previous = null)
+	{
+		parent::__construct(403, $message, $code, $previous);
+	}
+}

framework/yii/web/Application.php

@@ -58,7 +58,7 @@ class Application extends \yii\base\Application
 	 * Handles the specified request.
 	 * @param Request $request the request to be handled
 	 * @return Response the resulting response
-	 * @throws HttpException if the requested route is invalid
+	 * @throws NotFoundHttpException if the requested route is invalid
 	 */
 	public function handleRequest($request)
 	{
@@ -85,7 +85,7 @@ class Application extends \yii\base\Application
 				return $response;
 			}
 		} catch (InvalidRouteException $e) {
-			throw new HttpException(404, $e->getMessage(), $e->getCode(), $e);
+			throw new NotFoundHttpException($e->getMessage(), $e->getCode(), $e);
 		}
 	}
 

framework/yii/web/BadRequestHttpException.php

+<?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+namespace yii\web;
+
+/**
+ * BadRequestHttpException represents a "Bad Request" HTTP exception with status code 400.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @since 2.0
+ */
+class BadRequestHttpException extends HttpException
+{
+	/**
+	 * Constructor.
+	 * @param string $message error message
+	 * @param integer $code error code
+	 * @param \Exception $previous The previous exception used for the exception chaining.
+	 */
+	public function __construct($message = null, $code = 0, \Exception $previous = null)
+	{
+		parent::__construct(400, $message, $code, $previous);
+	}
+}

framework/yii/web/Controller.php

@@ -62,7 +62,7 @@ class Controller extends \yii\base\Controller
 				} elseif (!is_array($params[$name])) {
 					$args[] = $actionParams[$name] = $params[$name];
 				} else {
-					throw new HttpException(400, Yii::t('yii', 'Invalid data received for parameter "{param}".', [
+					throw new BadRequestHttpException(Yii::t('yii', 'Invalid data received for parameter "{param}".', [
 						'param' => $name,
 					]));
 				}
@@ -75,7 +75,7 @@ class Controller extends \yii\base\Controller
 		}
 
 		if (!empty($missing)) {
-			throw new HttpException(400, Yii::t('yii', 'Missing required parameters: {params}', [
+			throw new BadRequestHttpException(Yii::t('yii', 'Missing required parameters: {params}', [
 				'params' => implode(', ', $missing),
 			]));
 		}
@@ -92,7 +92,7 @@ class Controller extends \yii\base\Controller
 	{
 		if (parent::beforeAction($action)) {
 			if ($this->enableCsrfValidation && Yii::$app->exception === null && !Yii::$app->getRequest()->validateCsrfToken()) {
-				throw new HttpException(400, Yii::t('yii', 'Unable to verify your data submission.'));
+				throw new BadRequestHttpException(Yii::t('yii', 'Unable to verify your data submission.'));
 			}
 			return true;
 		} else {

framework/yii/web/MethodNotAllowedHttpException.php

+<?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+namespace yii\web;
+
+/**
+ * MethodNotAllowedHttpException represents a "Method Not Allowed" HTTP exception with status code 405.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @since 2.0
+ */
+class MethodNotAllowedHttpException extends HttpException
+{
+	/**
+	 * Constructor.
+	 * @param string $message error message
+	 * @param integer $code error code
+	 * @param \Exception $previous The previous exception used for the exception chaining.
+	 */
+	public function __construct($message = null, $code = 0, \Exception $previous = null)
+	{
+		parent::__construct(405, $message, $code, $previous);
+	}
+}

framework/yii/web/NotFoundHttpException.php

+<?php
+/**
+ * @link http://www.yiiframework.com/
+ * @copyright Copyright (c) 2008 Yii Software LLC
+ * @license http://www.yiiframework.com/license/
+ */
+
+namespace yii\web;
+
+/**
+ * NotFoundHttpException represents a "Not Found" HTTP exception with status code 404.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @since 2.0
+ */
+class NotFoundHttpException extends HttpException
+{
+	/**
+	 * Constructor.
+	 * @param string $message error message
+	 * @param integer $code error code
+	 * @param \Exception $previous The previous exception used for the exception chaining.
+	 */
+	public function __construct($message = null, $code = 0, \Exception $previous = null)
+	{
+		parent::__construct(404, $message, $code, $previous);
+	}
+}

framework/yii/web/Request.php

@@ -139,7 +139,7 @@ class Request extends \yii\base\Request
 			$_GET = array_merge($_GET, $params);
 			return [$route, $_GET];
 		} else {
-			throw new HttpException(404, Yii::t('yii', 'Page not found.'));
+			throw new NotFoundHttpException(Yii::t('yii', 'Page not found.'));
 		}
 	}
 

framework/yii/web/User.php

@@ -331,7 +331,7 @@ class User extends Component
 			Yii::$app->getResponse()->redirect($this->loginUrl)->send();
 			exit();
 		} else {
-			throw new HttpException(403, Yii::t('yii', 'Login Required'));
+			throw new AccessDeniedHttpException(Yii::t('yii', 'Login Required'));
 		}
 	}
 

framework/yii/web/VerbFilter.php

@@ -100,7 +100,7 @@ class VerbFilter extends Behavior
 			$event->isValid = false;
 			// http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.7
 			Yii::$app->getResponse()->getHeaders()->set('Allow', implode(', ', $allowed));
-			throw new HttpException(405, Yii::t('yii', 'Method Not Allowed. This url can only handle the following request methods: {methods}.', [
+			throw new MethodNotAllowedHttpException(Yii::t('yii', 'Method Not Allowed. This url can only handle the following request methods: {methods}.', [
 					'methods' => implode(', ', $allowed),
 			]));
 		}