Expand user group pages.

app/Rules/IsDefaultUserGroupName.php

@@ -0,0 +1,63 @@
+<?php
+
+/**
+ * IsTransferAccount.php
+ * Copyright (c) 2020 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Rules;
+
+use FireflyIII\Models\TransactionType;
+use FireflyIII\Models\UserGroup;
+use FireflyIII\Repositories\User\UserRepositoryInterface;
+use FireflyIII\Repositories\UserGroup\UserGroupRepositoryInterface;
+use FireflyIII\User;
+use FireflyIII\Validation\AccountValidator;
+use Illuminate\Contracts\Validation\ValidationRule;
+
+/**
+ * Class IsDefaultUserGroupName
+ */
+class IsDefaultUserGroupName implements ValidationRule
+{
+    private UserGroup $userGroup;
+    public function __construct(UserGroup $userGroup) {
+        $this->userGroup =$userGroup;
+    }
+
+    /**
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function validate(string $attribute, mixed $value, \Closure $fail): void
+    {
+        app('log')->debug(sprintf('Now in %s(%s)', __METHOD__, $value));
+
+        // are you owner of this group and the name is the same? fail.
+        /** @var User $user */
+        $user = auth()->user();
+        /** @var UserRepositoryInterface $userRepos */
+        $userRepos = app(UserRepositoryInterface::class);
+
+        $roles = $userRepos->getRolesInGroup($user, $this->userGroup->id);
+        if($this->userGroup->title === $user->email && in_array('owner', $roles, true)) {
+            $fail('validation.administration_owner_rename')->translate();
+        }
+    }
+}