Added button to specify parameters and execute the job

app/Http/Requests/SelectTransactionsRequest.php

@@ -0,0 +1,50 @@
+<?php
+declare(strict_types = 1);
+/**
+ * SelectTransactionsRequest.php
+ * Copyright (C) 2016 Robert Horlings
+ *
+ * This software may be modified and distributed under the terms
+ * of the MIT license.  See the LICENSE file for details.
+ */
+
+namespace FireflyIII\Http\Requests;
+
+use Auth;
+use Carbon\Carbon;
+
+/**
+ * Class ExportFormRequest
+ *
+ *
+ * @package FireflyIII\Http\Requests
+ */
+class SelectTransactionsRequest extends Request
+{
+    /**
+     * @return bool
+     */
+    public function authorize()
+    {
+        // Only allow logged in users
+        return Auth::check();
+    }
+
+    /**
+     * @return array
+     */
+    public function rules()
+    {
+        $sessionFirst = clone session('first');
+
+        $first   = $sessionFirst->subDay()->format('Y-m-d');
+        $today   = Carbon::create()->addDay()->format('Y-m-d');
+
+        return [
+            'start_date'          => 'required|date|after:' . $first,
+            'end_date'            => 'required|date|before:' . $today,
+            'accounts'            => 'required',
+            'accounts.*'          => 'required|exists:accounts,id|belongsToUser:accounts',
+        ];
+    }
+}