From 2863bf2ab58a4903128f60751aa416130db93e52 Mon Sep 17 00:00:00 2001
From: Jeremy Benoist <jeremy.benoist@gmail.com>
Date: Sun, 27 Dec 2015 21:28:48 +0100
Subject: Don't redirect to the content page after deletion

Fix #1512

We generate the url of the removed content and compare it to the referer url. If they matche, we redirect user to the homepage otherwise to the referer url.
---
 .../CoreBundle/Controller/EntryController.php      | 14 ++++++-
 .../Tests/Controller/EntryControllerTest.php       | 46 ++++++++++++++++++++++
 2 files changed, 58 insertions(+), 2 deletions(-)

diff --git a/src/Wallabag/CoreBundle/Controller/EntryController.php b/src/Wallabag/CoreBundle/Controller/EntryController.php
index 6769799b..2f3fd6a9 100644
--- a/src/Wallabag/CoreBundle/Controller/EntryController.php
+++ b/src/Wallabag/CoreBundle/Controller/EntryController.php
@@ -5,6 +5,7 @@ namespace Wallabag\CoreBundle\Controller;
 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
 use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Wallabag\CoreBundle\Entity\Entry;
 use Wallabag\CoreBundle\Form\Type\NewEntryType;
 use Wallabag\CoreBundle\Form\Type\EditEntryType;
@@ -316,7 +317,7 @@ class EntryController extends Controller
     }
 
     /**
-     * Deletes entry and redirect to the homepage.
+     * Deletes entry and redirect to the homepage or the last viewed page.
      *
      * @param Entry $entry
      *
@@ -328,6 +329,14 @@ class EntryController extends Controller
     {
         $this->checkUserAction($entry);
 
+        // generates the view url for this entry to check for redirection later
+        // to avoid redirecting to the deleted entry. Ugh.
+        $url = $this->generateUrl(
+            'view',
+            array('id' => $entry->getId()),
+            UrlGeneratorInterface::ABSOLUTE_URL
+        );
+
         $em = $this->getDoctrine()->getManager();
         $em->remove($entry);
         $em->flush();
@@ -337,7 +346,8 @@ class EntryController extends Controller
             'Entry deleted'
         );
 
-        return $this->redirect($request->headers->get('referer'));
+        // don't redirect user to the deleted entry
+        return $this->redirect($url !== $request->headers->get('referer') ?: $this->generateUrl('homepage'));
     }
 
     /**
diff --git a/src/Wallabag/CoreBundle/Tests/Controller/EntryControllerTest.php b/src/Wallabag/CoreBundle/Tests/Controller/EntryControllerTest.php
index af62aee8..9f585d85 100644
--- a/src/Wallabag/CoreBundle/Tests/Controller/EntryControllerTest.php
+++ b/src/Wallabag/CoreBundle/Tests/Controller/EntryControllerTest.php
@@ -3,6 +3,7 @@
 namespace Wallabag\CoreBundle\Tests\Controller;
 
 use Wallabag\CoreBundle\Tests\WallabagCoreTestCase;
+use Wallabag\CoreBundle\Entity\Entry;
 
 class EntryControllerTest extends WallabagCoreTestCase
 {
@@ -290,6 +291,51 @@ class EntryControllerTest extends WallabagCoreTestCase
         $this->assertEquals(404, $client->getResponse()->getStatusCode());
     }
 
+    /**
+     * It will create a new entry.
+     * Browse to it.
+     * Then remove it.
+     *
+     * And it'll check that user won't be redirected to the view page of the content when it had been removed
+     */
+    public function testViewAndDelete()
+    {
+        $this->logInAs('admin');
+        $client = $this->getClient();
+
+        // add a new content to be removed later
+        $user = $client->getContainer()
+            ->get('doctrine.orm.entity_manager')
+            ->getRepository('WallabagUserBundle:User')
+            ->findOneByUserName('admin');
+
+        $content = new Entry($user);
+        $content->setUrl('http://1.1.1.1/entry');
+        $content->setReadingTime(12);
+        $content->setDomainName('domain.io');
+        $content->setMimetype('text/html');
+        $content->setTitle('test title entry');
+        $content->setContent('This is my content /o/');
+        $content->setArchived(true);
+        $content->setLanguage('fr');
+
+        $client->getContainer()
+            ->get('doctrine.orm.entity_manager')
+            ->persist($content);
+        $client->getContainer()
+            ->get('doctrine.orm.entity_manager')
+            ->flush();
+
+        $client->request('GET', '/view/'.$content->getId());
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+
+        $client->request('GET', '/delete/'.$content->getId());
+        $this->assertEquals(302, $client->getResponse()->getStatusCode());
+
+        $client->followRedirect();
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+    }
+
     public function testViewOtherUserEntry()
     {
         $this->logInAs('admin');
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