Added doctrine middleware

Change-Id: Ia0b8c7d141fee2f7f3e0598ca5293bdcfe488ecb
Signed-off-by: smarcet <smarcet@gmail.com>

app/Http/Kernel.php

@@ -22,6 +22,7 @@ class Kernel extends HttpKernel
         \Spatie\Cors\Cors::class,
         \App\Http\Middleware\SecurityHTTPHeadersWriterMiddleware::class,
         \App\Http\Middleware\ParseMultipartFormDataInputForNonPostRequests::class,
+        \App\Http\Middleware\DoctrineMiddleware::class,
     ];
 
     /**

app/Http/Middleware/DoctrineMiddleware.php

@@ -0,0 +1,49 @@
+<?php namespace App\Http\Middleware;
+/**
+ * Copyright 2020 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+use Closure;
+use Illuminate\Support\Facades\Log;
+use LaravelDoctrine\ORM\Facades\Registry;
+use models\utils\SilverstripeBaseModel;
+
+/**
+ * Class DoctrineMiddleware
+ * @package App\Http\Middleware
+ */
+class DoctrineMiddleware
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @param  \Closure $next
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+
+        $response = $next($request);
+        // before response close it
+        try {
+            $em = Registry::getManager(SilverstripeBaseModel::EntityManager);
+            if ($em) {
+                $em->getConnection()->close();
+                $em->close();
+            }
+        }
+        catch (\Exception $ex){
+            Log::error($ex);
+        }
+        return $response;
+    }
+}

app/Services/Utils/DoctrineTransactionService.php

@@ -93,6 +93,8 @@ final class DoctrineTransactionService implements ITransactionService
                 Log::warning($ex);
                 $retry++;
                 if ($retry === self::MaxRetries) {
+                    $em->close();
+                    $con->rollBack();
                     throw $ex;
                 }
             } catch (Exception $ex) {