Management of links and first form for link storing #616

app/Http/Requests/LinkTypeFormRequest.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * LinkTypeFormRequest.php
+ * Copyright (c) 2017 thegrumpydictator@gmail.com
+ * This software may be modified and distributed under the terms of the
+ * Creative Commons Attribution-ShareAlike 4.0 International License.
+ *
+ * See the LICENSE file for details.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Http\Requests;
+
+use FireflyIII\Repositories\LinkType\LinkTypeRepositoryInterface;
+
+/**
+ * Class BillFormRequest
+ *
+ *
+ * @package FireflyIII\Http\Requests
+ */
+class LinkTypeFormRequest extends Request
+{
+    /**
+     * @return bool
+     */
+    public function authorize()
+    {
+        // Only allow logged and admins
+        return auth()->check() && auth()->user()->hasRole('owner');
+    }
+
+    /**
+     * @return array
+     */
+    public function rules()
+    {
+        /** @var LinkTypeRepositoryInterface $repository */
+        $repository = app(LinkTypeRepositoryInterface::class);
+        $nameRule   = 'required|min:1|unique:link_types,name';
+        $idRule     = '';
+        if (!is_null($repository->find($this->integer('id'))->id)) {
+            $idRule   = 'exists:link_types,id';
+            $nameRule = 'required|min:1';
+        }
+
+        $rules = [
+            'id'      => $idRule,
+            'name'    => $nameRule,
+            'inward'  => 'required|min:1|different:outward',
+            'outward' => 'required|min:1|different:inward',
+        ];
+
+        return $rules;
+    }
+}

app/Http/Requests/Request.php

@@ -85,7 +85,7 @@ class Request extends FormRequest
      *
      * @return string
      */
-    protected function string(string $field): string
+    public function string(string $field): string
     {
         $string  = $this->get($field) ?? '';
         $search  = [