Update test

and some cleanup

src/Wallabag/CoreBundle/Controller/EntryController.php

@@ -465,8 +465,12 @@ class EntryController extends Controller
     {
         $this->checkUserAction($entry);
 
-        if ('' === $entry->getUuid() || null === $entry->getUuid()) {
+        if (null === $entry->getUuid()) {
-            $this->generateEntryUuid($entry);
+            $entry->generateUuid();
+
+            $em = $this->getDoctrine()->getManager();
+            $em->persist($entry);
+            $em->flush();
         }
 
         return $this->redirect($this->generateUrl('share_entry', [
@@ -488,6 +492,7 @@ class EntryController extends Controller
         $this->checkUserAction($entry);
 
         $entry->cleanUuid();
+
         $em = $this->getDoctrine()->getManager();
         $em->persist($entry);
         $em->flush();
@@ -498,31 +503,24 @@ class EntryController extends Controller
     }
 
     /**
-     * Share entry content.
+     * Ability to view a content publicly.
      *
      * @param Entry $entry
      *
      * @Route("/share/{uuid}", requirements={"uuid" = ".+"}, name="share_entry")
-     * @Cache(maxage="25200", public=true)
+     * @Cache(maxage="25200", smaxage="25200", public=true)
      *
      * @return \Symfony\Component\HttpFoundation\Response
      */
     public function shareEntryAction(Entry $entry)
     {
+        if (!$this->get('craue_config')->get('share_public')) {
+            throw $this->createAccessDeniedException('Sharing an entry is disabled for this user.');
+        }
+
         return $this->render(
             '@WallabagCore/themes/share.html.twig',
-            array('entry' => $entry)
+            ['entry' => $entry]
         );
     }
-
-    /**
-     * @param Entry $entry
-     */
-    private function generateEntryUuid(Entry $entry)
-    {
-        $entry->generateUuid();
-        $em = $this->getDoctrine()->getManager();
-        $em->persist($entry);
-        $em->flush();
-    }
 }

src/Wallabag/CoreBundle/Entity/Entry.php

@@ -627,7 +627,7 @@ class Entry
 
     public function generateUuid()
     {
-        if (empty($this->uuid) || is_null($this->uuid)) {
+        if (null === $this->uuid) {
             // @see http://blog.kevingomez.fr/til/2015/07/26/why-is-uniqid-slow/ for true parameter
             $this->uuid = uniqid('', true);
         }

tests/Wallabag/CoreBundle/Controller/EntryControllerTest.php

@@ -709,11 +709,36 @@ class EntryControllerTest extends WallabagCoreTestCase
             ->getRepository('WallabagCoreBundle:Entry')
             ->findOneByUser($this->getLoggedInUserId());
 
+        // no uuid
         $client->request('GET', '/share/'.$content->getUuid());
-        $this->assertContains('max-age=25200, public', $client->getResponse()->headers->get('cache-control'));
+        $this->assertEquals(404, $client->getResponse()->getStatusCode());
+
+        // generating the uuid
+        $client->request('GET', '/share/'.$content->getId());
+        $this->assertEquals(302, $client->getResponse()->getStatusCode());
+
+        // follow link with uuid
+        $crawler = $client->followRedirect();
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+        $this->assertContains('max-age=25200', $client->getResponse()->headers->get('cache-control'));
+        $this->assertContains('public', $client->getResponse()->headers->get('cache-control'));
+        $this->assertContains('s-maxage=25200', $client->getResponse()->headers->get('cache-control'));
         $this->assertNotContains('no-cache', $client->getResponse()->headers->get('cache-control'));
 
+        // sharing is now disabled
+        $client->getContainer()->get('craue_config')->set('share_public', 0);
+        $client->request('GET', '/share/'.$content->getUuid());
+        $this->assertEquals(404, $client->getResponse()->getStatusCode());
+
         $client->request('GET', '/view/'.$content->getId());
         $this->assertContains('no-cache', $client->getResponse()->headers->get('cache-control'));
+
+        // removing the share
+        $client->request('GET', '/share/delete/'.$content->getId());
+        $this->assertEquals(302, $client->getResponse()->getStatusCode());
+
+        // share is now disable
+        $client->request('GET', '/share/'.$content->getUuid());
+        $this->assertEquals(404, $client->getResponse()->getStatusCode());
     }
 }