Added REST API

Author: mikigal

README.MD

@@ -10,5 +10,6 @@ Simply pastebin coded for education purposes. It looks like it works.
 
 ## TODO
  - Avatars
+ - REST API endpoint for creating pastes
 
 ![Screenshot](/screenshot.png?raw=true)

src/Controller/RestController.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Controller;
+
+use App\Repository\PasteRepository;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Method;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * @Route("/api")
+ */
+class RestController extends AbstractController {
+
+    /**
+     * @Route("/read")
+     * @Method("GET")
+     */
+    public function read(Request $request, PasteRepository $pasteRepository) {
+        $name = $request->get('name');
+        if ($name == null) {
+            return $this->json([
+                'error' => 1,
+                'message' => 'Missing name parameter'
+            ], 400);
+        }
+
+        $paste = $pasteRepository->findOneByName($name);
+        if ($paste == null) {
+            return $this->json([
+               'error' => 2,
+               'message' => 'Paste does not exists'
+            ]);
+        }
+
+        return $this->json($paste);
+    }
+
+    /**
+     * @Route("/last")
+     * @Method("GET")
+     */
+    public function last(PasteRepository $pasteRepository) {
+        return $this->json($pasteRepository->getSidebar());
+    }
+}