Make news comments deletable

config/routes.php

@@ -39,6 +39,7 @@ $route->get('/news', 'NewsController@index');
 $route->get('/meetings', 'NewsController@meetings');
 $route->get('/news/{id:\d+}', 'NewsController@show');
 $route->post('/news/{id:\d+}', 'NewsController@comment');
+$route->post('/news/comment/{id:\d+}', 'NewsController@deleteComment');
 
 // FAQ
 $route->get('/faq', 'FaqController@index');

resources/lang/de_DE/additional.po

@@ -74,6 +74,9 @@ msgstr "Die Minuten nach dem Talk müssen eine Zahl sein."
 msgid "news.comment.success"
 msgstr "Kommentar gespeichert."
 
+msgid "news.comment-delete.success"
+msgstr "Kommentar erfolgreich gelöscht."
+
 msgid "news.edit.success"
 msgstr "News erfolgreich aktualisiert."
 

resources/lang/en_US/additional.po

@@ -72,6 +72,9 @@ msgstr "The minutes after the talk have to be an integer."
 msgid "news.comment.success"
 msgstr "Comment saved."
 
+msgid "news.comment-delete.success"
+msgstr "Comment successfully deleted."
+
 msgid "news.edit.success"
 msgstr "News successfully updated."
 

resources/views/pages/news/news.twig

@@ -22,6 +22,17 @@
                     {{ comment.created_at.format(__('Y-m-d H:i')) }}
 
                     {{ m.user(comment.user) }}
+
+                    {% if comment.user.id == user.id or has_permission_to('admin_news') or has_permission_to('comment.delete') %}
+                        <div class="pull-right">
+                            <form
+                                action="{{ url('/news/comment/' ~ comment.id) }}" enctype="multipart/form-data"
+                                method="post">
+                                {{ csrf() }}
+                                {{ f.submit(m.glyphicon('trash'), {'name': 'delete', 'btn_type': 'danger', 'btn_size': 'xs', 'title': __('form.delete')}) }}
+                            </form>
+                        </div>
+                    {% endif %}
                 </div>
             </div>
         {% endfor %}

src/Controllers/NewsController.php

@@ -4,6 +4,7 @@ namespace Engelsystem\Controllers;
 
 use Engelsystem\Config\Config;
 use Engelsystem\Helpers\Authenticator;
+use Engelsystem\Http\Exceptions\HttpForbidden;
 use Engelsystem\Http\Redirector;
 use Engelsystem\Http\Request;
 use Engelsystem\Http\Response;
@@ -18,6 +19,9 @@ class NewsController extends BaseController
     /** @var Authenticator */
     protected $auth;
 
+    /** @var NewsComment */
+    protected $comment;
+
     /** @var Config */
     protected $config;
 
@@ -41,11 +45,13 @@ class NewsController extends BaseController
         'news',
         'meetings'      => 'user_meetings',
         'comment'       => 'news_comments',
+        'deleteComment' => 'news_comments',
     ];
 
     /**
      * @param Authenticator   $auth
      * @param Config          $config
+     * @param NewsComment     $comment
      * @param LoggerInterface $log
      * @param News            $news
      * @param Redirector      $redirector
@@ -54,6 +60,7 @@ class NewsController extends BaseController
      */
     public function __construct(
         Authenticator $auth,
+        NewsComment $comment,
         Config $config,
         LoggerInterface $log,
         News $news,
@@ -62,6 +69,7 @@ class NewsController extends BaseController
         Request $request
     ) {
         $this->auth = $auth;
+        $this->comment = $comment;
         $this->config = $config;
         $this->log = $log;
         $this->news = $news;
@@ -132,6 +140,41 @@ class NewsController extends BaseController
         return $this->redirect->back();
     }
 
+    /**
+     * @param Request $request
+     *
+     * @return Response
+     */
+    public function deleteComment(Request $request): Response
+    {
+        $id = $request->getAttribute('id');
+        $this->validate(
+            $request,
+            [
+                'delete' => 'checked',
+            ]
+        );
+
+        $comment = $this->comment->findOrFail($id);
+        if (
+            $comment->user->id != $this->auth->user()->id
+            && !$this->auth->can('admin_news')
+            && !$this->auth->can('comment.delete')
+        ) {
+            throw new HttpForbidden();
+        }
+
+        $comment->delete();
+
+        $this->log->info(
+            'Deleted comment "{comment}" of news "{news}"',
+            ['comment' => $comment->text, 'news' => $comment->news->title]
+        );
+        $this->addNotification('news.comment-delete.success');
+
+        return $this->redirect->to('/news/' . $comment->news->id);
+    }
+
     /**
      * @param bool $onlyMeetings
      * @return Response

tests/Unit/Controllers/ControllerTest.php

@@ -72,5 +72,6 @@ abstract class ControllerTest extends TestCase
 
         $this->config = new Config();
         $this->app->instance('config', $this->config);
+        $this->app->instance(Config::class, $this->config);
     }
 }

tests/Unit/Controllers/NewsControllerTest.php

@@ -2,30 +2,20 @@
 
 namespace Engelsystem\Test\Unit\Controllers;
 
-use Engelsystem\Config\Config;
 use Engelsystem\Controllers\NewsController;
 use Engelsystem\Helpers\Authenticator;
+use Engelsystem\Http\Exceptions\HttpForbidden;
 use Engelsystem\Http\Exceptions\ValidationException;
-use Engelsystem\Http\Request;
-use Engelsystem\Http\Response;
-use Engelsystem\Http\UrlGenerator;
-use Engelsystem\Http\UrlGeneratorInterface;
 use Engelsystem\Http\Validation\Validator;
 use Engelsystem\Models\News;
 use Engelsystem\Models\NewsComment;
 use Engelsystem\Models\User\User;
 use Engelsystem\Test\Unit\HasDatabase;
-use Engelsystem\Test\Unit\TestCase;
 use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Illuminate\Support\Collection;
 use PHPUnit\Framework\MockObject\MockObject;
-use Psr\Http\Message\ServerRequestInterface;
-use Psr\Log\LoggerInterface;
-use Psr\Log\Test\TestLogger;
-use Symfony\Component\HttpFoundation\Session\Session;
-use Symfony\Component\HttpFoundation\Session\Storage\MockArraySessionStorage;
 
-class NewsControllerTest extends TestCase
+class NewsControllerTest extends ControllerTest
 {
     use HasDatabase;
 
@@ -75,15 +65,6 @@ class NewsControllerTest extends TestCase
         ],
     ];
 
-    /** @var TestLogger */
-    protected $log;
-
-    /** @var Response|MockObject */
-    protected $response;
-
-    /** @var Request */
-    protected $request;
-
     /**
      * @covers \Engelsystem\Controllers\NewsController::__construct
      * @covers \Engelsystem\Controllers\NewsController::index
@@ -225,51 +206,108 @@ class NewsControllerTest extends TestCase
         $this->log->hasInfoThatContains('Created news comment');
 
         /** @var NewsComment $comment */
-        $comment = NewsComment::whereNewsId(1)->first();
+        $comment = NewsComment::whereNewsId(1)->get()[2];
         $this->assertEquals('Foo bar!', $comment->text);
     }
 
+    /**
+     * @covers \Engelsystem\Controllers\NewsController::deleteComment
+     */
+    public function testDeleteCommentInvalidRequest()
+    {
+        /** @var NewsController $controller */
+        $controller = $this->app->get(NewsController::class);
+        $controller->setValidator($this->app->get(Validator::class));
+
+        $this->expectException(ValidationException::class);
+        $controller->deleteComment($this->request);
+    }
+
+    /**
+     * @covers \Engelsystem\Controllers\NewsController::deleteComment
+     */
+    public function testDeleteCommentNotFound()
+    {
+        $this->request = $this->request->withAttribute('id', 42)->withParsedBody(['delete' => '1']);
+
+        /** @var NewsController $controller */
+        $controller = $this->app->get(NewsController::class);
+        $controller->setValidator($this->app->get(Validator::class));
+
+        $this->expectException(ModelNotFoundException::class);
+        $controller->deleteComment($this->request);
+    }
+
+    /**
+     * @covers \Engelsystem\Controllers\NewsController::deleteComment
+     */
+    public function testDeleteCommentNotAllowed()
+    {
+        $this->request = $this->request->withAttribute('id', 2)->withParsedBody(['delete' => '1']);
+
+        $this->addUser(1);
+        $this->addUser(2);
+
+        /** @var NewsController $controller */
+        $controller = $this->app->get(NewsController::class);
+        $controller->setValidator($this->app->get(Validator::class));
+
+        $this->expectException(HttpForbidden::class);
+        $controller->deleteComment($this->request);
+    }
+
+    /**
+     * @covers \Engelsystem\Controllers\NewsController::deleteComment
+     */
+    public function testDeleteComment()
+    {
+        $this->request = $this->request->withAttribute('id', 1)->withParsedBody(['delete' => '1']);
+        $this->setExpects($this->response, 'redirectTo', ['http://localhost/news/1'], $this->response);
+
+        $this->addUser(1);
+
+        /** @var NewsController $controller */
+        $controller = $this->app->get(NewsController::class);
+        $controller->setValidator($this->app->get(Validator::class));
+
+        $controller->deleteComment($this->request);
+
+        $this->assertCount(1, NewsComment::all());
+        $this->assertTrue($this->log->hasInfoThatContains('Deleted comment'));
+        $this->assertHasNotification('news.comment-delete.success');
+    }
+
     /**
      * Setup environment
      */
     public function setUp(): void
     {
         parent::setUp();
-        $this->initDatabase();
 
-        $this->request = new Request();
+        $this->config->set(['display_news' => 2]);
-        $this->app->instance('request', $this->request);
-        $this->app->instance(Request::class, $this->request);
-        $this->app->instance(ServerRequestInterface::class, $this->request);
-
-        $this->response = $this->createMock(Response::class);
-        $this->app->instance(Response::class, $this->response);
-
-        $this->app->instance(Config::class, new Config(['display_news' => 2]));
-
-        $this->log = new TestLogger();
-        $this->app->instance(LoggerInterface::class, $this->log);
-
-        $this->app->instance('session', new Session(new MockArraySessionStorage()));
 
         $this->auth = $this->createMock(Authenticator::class);
         $this->app->instance(Authenticator::class, $this->auth);
 
-        $this->app->bind(UrlGeneratorInterface::class, UrlGenerator::class);
-
-        $this->app->instance('config', new Config());
-
         foreach ($this->data as $news) {
             (new News($news))->save();
         }
+
+        foreach ([1, 2] as $i) {
+            NewsComment::create([
+                'news_id' => 1,
+                'text'    => 'test comment ' . $i,
+                'user_id' => $i,
+            ]);
+        }
     }
 
     /**
      * Creates a new user
      */
-    protected function addUser()
+    protected function addUser(int $id = 42)
     {
-        $user = User::factory()->create(['id' => 42]);
+        $user = User::factory()->create(['id' => $id]);
 
         $this->auth->expects($this->any())
             ->method('user')