[#1590] Add JSON import from wallabag v2

src/Wallabag/ImportBundle/Controller/WallabagV2Controller.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace Wallabag\ImportBundle\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
+use Symfony\Component\HttpFoundation\Request;
+use Wallabag\ImportBundle\Form\Type\UploadImportType;
+
+class WallabagV2Controller extends Controller
+{
+    /**
+     * @Route("/wallabag-v2", name="import_wallabag_v2")
+     */
+    public function indexAction(Request $request)
+    {
+        $form = $this->createForm(UploadImportType::class);
+        $form->handleRequest($request);
+
+        $wallabag = $this->get('wallabag_import.wallabag_v2.import');
+
+        if ($form->isValid()) {
+            $file = $form->get('file')->getData();
+            $name = $this->getUser()->getId().'.json';
+
+            if (in_array($file->getClientMimeType(), $this->getParameter('wallabag_import.allow_mimetypes')) && $file->move($this->getParameter('wallabag_import.resource_dir'), $name)) {
+                $res = $wallabag
+                    ->setUser($this->getUser())
+                    ->setFilepath($this->getParameter('wallabag_import.resource_dir').'/'.$name)
+                    ->import();
+
+                $message = 'Import failed, please try again.';
+
+                if (true === $res) {
+                    $summary = $wallabag->getSummary();
+                    $message = 'Import summary: '.$summary['imported'].' imported, '.$summary['skipped'].' already saved.';
+
+                    unlink($this->getParameter('wallabag_import.resource_dir').'/'.$name);
+                }
+
+                $this->get('session')->getFlashBag()->add(
+                    'notice',
+                    $message
+                );
+
+                return $this->redirect($this->generateUrl('homepage'));
+            } else {
+                $this->get('session')->getFlashBag()->add(
+                    'notice',
+                    'Error while processing import. Please verify your import file.'
+                );
+            }
+        }
+
+        return $this->render('WallabagImportBundle:WallabagV2:index.html.twig', [
+            'form' => $form->createView(),
+            'import' => $wallabag,
+        ]);
+    }
+}