Refactorize the way to retrieve entries

One place to retrieve entries in Entry & Rss controller.
More simple and easy to maintain.

3 files changed, 117 insertions, 108 deletions

diff --git a/src/Wallabag/CoreBundle/Controller/EntryController.php b/src/Wallabag/CoreBundle/Controller/EntryController.php
index 006fa396..dc399b8a 100644
--- a/src/Wallabag/CoreBundle/Controller/EntryController.php
+++ b/src/Wallabag/CoreBundle/Controller/EntryController.php
@@ -113,34 +113,7 @@ class EntryController extends Controller
      */
     public function showUnreadAction(Request $request, $page)
     {
-        $form = $this->get('form.factory')->create(new EntryFilterType());
-
-        $filterBuilder = $this->getDoctrine()
-            ->getRepository('WallabagCoreBundle:Entry')
-            ->findUnreadByUser($this->getUser()->getId());
-
-        if ($request->query->has($form->getName())) {
-            // manually bind values from the request
-            $form->submit($request->query->get($form->getName()));
-
-            // build the query from the given form object
-            $this->get('lexik_form_filter.query_builder_updater')->addFilterConditions($form, $filterBuilder);
-        }
-
-        $pagerAdapter = new DoctrineORMAdapter($filterBuilder->getQuery());
-        $entries = new Pagerfanta($pagerAdapter);
-
-        $entries->setMaxPerPage($this->getUser()->getConfig()->getItemsPerPage());
-        $entries->setCurrentPage($page);
-
-        return $this->render(
-            'WallabagCoreBundle:Entry:entries.html.twig',
-            array(
-                'form' => $form->createView(),
-                'entries' => $entries,
-                'currentPage' => $page,
-            )
-        );
+        return $this->showEntries('unread', $request, $page);
     }
 
     /**
@@ -155,21 +128,66 @@ class EntryController extends Controller
      */
     public function showArchiveAction(Request $request, $page)
     {
-        $form = $this->get('form.factory')->create(new EntryFilterType());
+        return $this->showEntries('archive', $request, $page);
+    }
+
+    /**
+     * Shows starred entries for current user.
+     *
+     * @param Request $request
+     * @param int     $page
+     *
+     * @Route("/starred/list/{page}", name="starred", defaults={"page" = "1"})
+     *
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    public function showStarredAction(Request $request, $page)
+    {
+        return $this->showEntries('starred', $request, $page);
+    }
 
-        $filterBuilder = $this->getDoctrine()
-            ->getRepository('WallabagCoreBundle:Entry')
-            ->findArchiveByUser($this->getUser()->getId());
+    /**
+     * Global method to retrieve entries depending on the given type
+     * It returns the response to be send.
+     *
+     * @param string  $type    Entries type: unread, starred or archive
+     * @param Request $request
+     * @param int     $page
+     *
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    private function showEntries($type, Request $request, $page)
+    {
+        $repository = $this->getDoctrine()->getRepository('WallabagCoreBundle:Entry');
+
+        switch ($type) {
+            case 'starred':
+                $qb = $repository->getBuilderForStarredByUser($this->getUser()->getId());
+                break;
+
+            case 'archive':
+                $qb = $repository->getBuilderForArchiveByUser($this->getUser()->getId());
+                break;
+
+            case 'unread':
+                $qb = $repository->getBuilderForUnreadByUser($this->getUser()->getId());
+                break;
+
+            default:
+                throw new \InvalidArgumentException(sprintf('Type "%s" is not implemented.', $type));
+        }
+
+        $form = $this->get('form.factory')->create(new EntryFilterType());
 
         if ($request->query->has($form->getName())) {
             // manually bind values from the request
             $form->submit($request->query->get($form->getName()));
 
             // build the query from the given form object
-            $this->get('lexik_form_filter.query_builder_updater')->addFilterConditions($form, $filterBuilder);
+            $this->get('lexik_form_filter.query_builder_updater')->addFilterConditions($form, $qb);
         }
 
-        $pagerAdapter = new DoctrineORMAdapter($filterBuilder->getQuery());
+        $pagerAdapter = new DoctrineORMAdapter($qb->getQuery());
         $entries = new Pagerfanta($pagerAdapter);
 
         $entries->setMaxPerPage($this->getUser()->getConfig()->getItemsPerPage());
@@ -183,25 +201,6 @@ class EntryController extends Controller
                 'currentPage' => $page,
             )
         );
-    }
-
-    /**
-     * Shows starred entries for current user.
-     *
-     * @param Request $request
-     * @param int     $page
-     *
-     * @Route("/starred/list/{page}", name="starred", defaults={"page" = "1"})
-     *
-     * @return \Symfony\Component\HttpFoundation\Response
-     */
-    public function showStarredAction(Request $request, $page)
-    {
-        $form = $this->get('form.factory')->create(new EntryFilterType());
-
-        $filterBuilder = $this->getDoctrine()
-            ->getRepository('WallabagCoreBundle:Entry')
-            ->findStarredByUser($this->getUser()->getId());
 
         if ($request->query->has($form->getName())) {
             // manually bind values from the request
diff --git a/src/Wallabag/CoreBundle/Controller/RssController.php b/src/Wallabag/CoreBundle/Controller/RssController.php
index 0558c53b..6121f361 100644
--- a/src/Wallabag/CoreBundle/Controller/RssController.php
+++ b/src/Wallabag/CoreBundle/Controller/RssController.php
@@ -22,22 +22,7 @@ class RssController extends Controller
      */
     public function showUnreadAction(User $user)
     {
-        $qb = $this->getDoctrine()
-            ->getRepository('WallabagCoreBundle:Entry')
-            ->findUnreadByUser(
-                $user->getId()
-            );
-
-        $pagerAdapter = new DoctrineORMAdapter($qb->getQuery());
-        $entries = new Pagerfanta($pagerAdapter);
-
-        $perPage = $user->getConfig()->getRssLimit() ?: $this->container->getParameter('rss_limit');
-        $entries->setMaxPerPage($perPage);
-
-        return $this->render('WallabagCoreBundle:Entry:entries.xml.twig', array(
-            'type' => 'unread',
-            'entries' => $entries,
-        ));
+        return $this->showEntries('unread', $user);
     }
 
     /**
@@ -50,22 +35,7 @@ class RssController extends Controller
      */
     public function showArchiveAction(User $user)
     {
-        $qb = $this->getDoctrine()
-            ->getRepository('WallabagCoreBundle:Entry')
-            ->findArchiveByUser(
-                $user->getId()
-            );
-
-        $pagerAdapter = new DoctrineORMAdapter($qb->getQuery());
-        $entries = new Pagerfanta($pagerAdapter);
-
-        $perPage = $user->getConfig()->getRssLimit() ?: $this->container->getParameter('rss_limit');
-        $entries->setMaxPerPage($perPage);
-
-        return $this->render('WallabagCoreBundle:Entry:entries.xml.twig', array(
-            'type' => 'archive',
-            'entries' => $entries,
-        ));
+        return $this->showEntries('archive', $user);
     }
 
     /**
@@ -78,11 +48,38 @@ class RssController extends Controller
      */
     public function showStarredAction(User $user)
     {
-        $qb = $this->getDoctrine()
-            ->getRepository('WallabagCoreBundle:Entry')
-            ->findStarredByUser(
-                $user->getId()
-            );
+        return $this->showEntries('starred', $user);
+    }
+
+    /**
+     * Global method to retrieve entries depending on the given type
+     * It returns the response to be send.
+     *
+     * @param string $type Entries type: unread, starred or archive
+     * @param User   $user
+     *
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    private function showEntries($type, User $user)
+    {
+        $repository = $this->getDoctrine()->getRepository('WallabagCoreBundle:Entry');
+
+        switch ($type) {
+            case 'starred':
+                $qb = $repository->getBuilderForStarredByUser($user->getId());
+                break;
+
+            case 'archive':
+                $qb = $repository->getBuilderForArchiveByUser($user->getId());
+                break;
+
+            case 'unread':
+                $qb = $repository->getBuilderForUnreadByUser($user->getId());
+                break;
+
+            default:
+                throw new \InvalidArgumentException(sprintf('Type "%s" is not implemented.', $type));
+        }
 
         $pagerAdapter = new DoctrineORMAdapter($qb->getQuery());
         $entries = new Pagerfanta($pagerAdapter);
@@ -91,7 +88,7 @@ class RssController extends Controller
         $entries->setMaxPerPage($perPage);
 
         return $this->render('WallabagCoreBundle:Entry:entries.xml.twig', array(
-            'type' => 'starred',
+            'type' => $type,
             'entries' => $entries,
         ));
     }
diff --git a/src/Wallabag/CoreBundle/Repository/EntryRepository.php b/src/Wallabag/CoreBundle/Repository/EntryRepository.php
index f885ee94..5538ae82 100644
--- a/src/Wallabag/CoreBundle/Repository/EntryRepository.php
+++ b/src/Wallabag/CoreBundle/Repository/EntryRepository.php
@@ -9,19 +9,34 @@ use Pagerfanta\Pagerfanta;
 class EntryRepository extends EntityRepository
 {
     /**
-     * Retrieves unread entries for a user.
+     * Return a query builder to used by other getBuilderFor* method.
      *
      * @param int $userId
      *
      * @return QueryBuilder
      */
-    public function findUnreadByUser($userId)
+    private function getBuilderByUser($userId)
     {
         return $this->createQueryBuilder('e')
             ->leftJoin('e.user', 'u')
-            ->where('e.isArchived = false')
-            ->andWhere('u.id =:userId')->setParameter('userId', $userId)
-            ->orderBy('e.id', 'desc');
+            ->andWhere('u.id = :userId')->setParameter('userId', $userId)
+            ->orderBy('e.id', 'desc')
+        ;
+    }
+
+    /**
+     * Retrieves unread entries for a user.
+     *
+     * @param int $userId
+     *
+     * @return QueryBuilder
+     */
+    public function getBuilderForUnreadByUser($userId)
+    {
+        return $this
+            ->getBuilderByUser($userId)
+            ->andWhere('e.isArchived = false')
+        ;
     }
 
     /**
@@ -31,13 +46,12 @@ class EntryRepository extends EntityRepository
      *
      * @return QueryBuilder
      */
-    public function findArchiveByUser($userId)
+    public function getBuilderForArchiveByUser($userId)
     {
-        return $this->createQueryBuilder('e')
-            ->leftJoin('e.user', 'u')
-            ->where('e.isArchived = true')
-            ->andWhere('u.id =:userId')->setParameter('userId', $userId)
-            ->orderBy('e.id', 'desc');
+        return $this
+            ->getBuilderByUser($userId)
+            ->andWhere('e.isArchived = true')
+        ;
     }
 
     /**
@@ -47,13 +61,12 @@ class EntryRepository extends EntityRepository
      *
      * @return QueryBuilder
      */
-    public function findStarredByUser($userId)
+    public function getBuilderForStarredByUser($userId)
     {
-        return $this->createQueryBuilder('e')
-            ->leftJoin('e.user', 'u')
-            ->where('e.isStarred = true')
-            ->andWhere('u.id =:userId')->setParameter('userId', $userId)
-            ->orderBy('e.id', 'desc');
+        return $this
+            ->getBuilderByUser($userId)
+            ->andWhere('e.isStarred = true')
+        ;
     }
 
     /**