Add entry export in API

Export isn't available for json & xml because user can use the default
entry endpoint instead.

app/config/config.yml

@@ -130,6 +130,8 @@ fos_rest:
 nelmio_api_doc:
     sandbox:
         enabled: false
+    cache:
+        enabled: true
     name: wallabag API documentation
 
 nelmio_cors:

src/Wallabag/ApiBundle/Controller/WallabagRestController.php

@@ -3,7 +3,7 @@
 namespace Wallabag\ApiBundle\Controller;
 
 use FOS\RestBundle\Controller\FOSRestController;
-use Hateoas\Configuration\Route;
+use Hateoas\Configuration\Route as HateoasRoute;
 use Hateoas\Representation\Factory\PagerfantaFactory;
 use Nelmio\ApiDocBundle\Annotation\ApiDoc;
 use Symfony\Component\HttpFoundation\Request;
@@ -12,6 +12,7 @@ use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Symfony\Component\Security\Core\Exception\AccessDeniedException;
 use Wallabag\CoreBundle\Entity\Entry;
 use Wallabag\CoreBundle\Entity\Tag;
+use FOS\RestBundle\Controller\Annotations\Route;
 
 class WallabagRestController extends FOSRestController
 {
@@ -95,7 +96,7 @@ class WallabagRestController extends FOSRestController
         $pagerfantaFactory = new PagerfantaFactory('page', 'perPage');
         $paginatedCollection = $pagerfantaFactory->createRepresentation(
             $pager,
-            new Route(
+            new HateoasRoute(
                 'api_get_entries',
                 [
                     'archive' => $isArchived,
@@ -127,23 +128,40 @@ class WallabagRestController extends FOSRestController
      *
      * @return JsonResponse
      */
-    public function getEntryAction(Entry $entry, $_format)
+    public function getEntryAction(Entry $entry)
     {
         $this->validateAuthentication();
         $this->validateUserAccess($entry->getUser()->getId());
 
-        if ($_format === 'epub') {
-            return $this->get('wallabag_core.helper.entries_export')
-                ->setEntries($entry)
-                ->updateTitle('entry')
-                ->exportAs($_format);
-        }
-
         $json = $this->get('serializer')->serialize($entry, 'json');
 
         return (new JsonResponse())->setJson($json);
     }
 
+    /**
+     * Retrieve a single entry as a predefined format.
+     *
+     * @ApiDoc(
+     *      requirements={
+     *          {"name"="entry", "dataType"="integer", "requirement"="\w+", "description"="The entry ID"}
+     *      }
+     * )
+     *
+     * @Route(requirements={"_format"="epub|mobi|pdf|txt|csv"})
+     *
+     * @return Response
+     */
+    public function getEntryExportAction(Entry $entry, Request $request)
+    {
+        $this->validateAuthentication();
+        $this->validateUserAccess($entry->getUser()->getId());
+
+        return $this->get('wallabag_core.helper.entries_export')
+            ->setEntries($entry)
+            ->updateTitle('entry')
+            ->exportAs($request->attributes->get('_format'));
+    }
+
     /**
      * Create an entry.
      *

src/Wallabag/ApiBundle/Resources/config/routing_rest.yml

@@ -1,6 +1,4 @@
-entries:
-  type: rest
-  resource:     "WallabagApiBundle:WallabagRest"
-  name_prefix:  api_
-  requirements:
-    _format: xml|json|html|epub
+api:
+    type: rest
+    resource: "WallabagApiBundle:WallabagRest"
+    name_prefix:  api_

tests/Wallabag/ApiBundle/Controller/WallabagRestControllerTest.php

@@ -32,12 +32,55 @@ class WallabagRestControllerTest extends WallabagApiTestCase
         $this->assertEquals($entry->getUserEmail(), $content['user_email']);
         $this->assertEquals($entry->getUserId(), $content['user_id']);
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
+    }
+
+    public function testExportEntry()
+    {
+        $entry = $this->client->getContainer()
+            ->get('doctrine.orm.entity_manager')
+            ->getRepository('WallabagCoreBundle:Entry')
+            ->findOneBy(['user' => 1, 'isArchived' => false]);
+
+        if (!$entry) {
+            $this->markTestSkipped('No content found in db.');
+        }
+
+        $this->client->request('GET', '/api/entries/'.$entry->getId().'/export.epub');
+        $this->assertEquals(200, $this->client->getResponse()->getStatusCode());
+
+        // epub format got the content type in the content
+        $this->assertContains('application/epub', $this->client->getResponse()->getContent());
+        $this->assertEquals('application/epub+zip', $this->client->getResponse()->headers->get('Content-Type'));
+
+        // re-auth client for mobi
+        $client = $this->createAuthorizedClient();
+        $client->request('GET', '/api/entries/'.$entry->getId().'/export.mobi');
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+
+        $this->assertEquals('application/x-mobipocket-ebook', $client->getResponse()->headers->get('Content-Type'));
+
+        // re-auth client for pdf
+        $client = $this->createAuthorizedClient();
+        $client->request('GET', '/api/entries/'.$entry->getId().'/export.pdf');
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+
+        $this->assertContains('PDF-', $client->getResponse()->getContent());
+        $this->assertEquals('application/pdf', $client->getResponse()->headers->get('Content-Type'));
+
+        // re-auth client for pdf
+        $client = $this->createAuthorizedClient();
+        $client->request('GET', '/api/entries/'.$entry->getId().'/export.txt');
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+
+        $this->assertContains('text/plain', $client->getResponse()->headers->get('Content-Type'));
+
+        // re-auth client for pdf
+        $client = $this->createAuthorizedClient();
+        $client->request('GET', '/api/entries/'.$entry->getId().'/export.csv');
+        $this->assertEquals(200, $client->getResponse()->getStatusCode());
+
+        $this->assertContains('application/csv', $client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetOneEntryWrongUser()
@@ -70,12 +113,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
         $this->assertEquals(1, $content['page']);
         $this->assertGreaterThanOrEqual(1, $content['pages']);
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetEntriesWithFullOptions()
@@ -117,12 +155,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
             $this->assertContains('since=1443274283', $content['_links'][$link]['href']);
         }
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetStarredEntries()
@@ -150,12 +183,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
             $this->assertContains('sort=updated', $content['_links'][$link]['href']);
         }
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetArchiveEntries()
@@ -182,12 +210,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
             $this->assertContains('archive=1', $content['_links'][$link]['href']);
         }
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetTaggedEntries()
@@ -214,12 +237,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
             $this->assertContains('tags='.urlencode('foo,bar'), $content['_links'][$link]['href']);
         }
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetDatedEntries()
@@ -246,12 +264,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
             $this->assertContains('since=1443274283', $content['_links'][$link]['href']);
         }
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testGetDatedSupEntries()
@@ -279,12 +292,7 @@ class WallabagRestControllerTest extends WallabagApiTestCase
             $this->assertContains('since='.($future->getTimestamp() + 1000), $content['_links'][$link]['href']);
         }
 
-        $this->assertTrue(
-            $this->client->getResponse()->headers->contains(
-                'Content-Type',
-                'application/json'
-            )
-        );
+        $this->assertEquals('application/json', $this->client->getResponse()->headers->get('Content-Type'));
     }
 
     public function testDeleteEntry()