Add visibility to component groups (#2027)

Implement visibility for the components groups. Closes #1892

Add functional test that asserts a guest can only see public items.

* Fix tests not running due to hitting the Setup page.

The missing `boostrap/cachet/testing.php` file is now generated the first time tests are ran.

* Add a functional test that asserts logged in users can see all items.

Add constants for possible values for the visible column/field of the ComponentGroup model.
Code review changes.

* Add API tests for component group visibility feature.

* Implement the visibility hidden option for a component group. Fixes #1892.

Add migration for the created_by column, in component_groups table.
Add methods to the ComponentGroup and User models to be able to work with the created_by column.
Hidden component groups are no longer displayed on the index page for loggedin users.
Add functional test for the dashboard page.
Save owner on create/edit component group.
Update the API tests for Component group visibility feature.

* Replace auth() usage with app(Guard::class).

* Apply StyleCI fixes.

* Drop the hidden visibility feature and fix all tests.

Some code review fixes too.

* Rename public to visible since it's a reserved keyword. Apply StyleCI fixes and correct typo.

* Code review changes.

* Tidy up component and component groups gathering.

* Code review changes and StyleCI fixes.

* Code review changes.

* Remove extra whitespace

* Remove useless method.

database/factories/ModelFactory.php

@@ -15,6 +15,7 @@ use CachetHQ\Cachet\Models\Incident;
 use CachetHQ\Cachet\Models\IncidentTemplate;
 use CachetHQ\Cachet\Models\Metric;
 use CachetHQ\Cachet\Models\MetricPoint;
+use CachetHQ\Cachet\Models\Setting;
 use CachetHQ\Cachet\Models\Subscriber;
 use CachetHQ\Cachet\Models\Subscription;
 use CachetHQ\Cachet\Models\User;
@@ -35,6 +36,7 @@ $factory->define(ComponentGroup::class, function ($faker) {
         'name'      => $faker->words(2, true),
         'order'     => 0,
         'collapsed' => random_int(0, 3),
+        'visible'   => $faker->boolean(),
     ];
 });
 
@@ -77,6 +79,13 @@ $factory->define(MetricPoint::class, function ($faker) {
     ];
 });
 
+$factory->define(Setting::class, function ($faker) {
+    return [
+       'name'  => 'app_name',
+       'value' => 'Cachet Test Demo',
+    ];
+});
+
 $factory->define(Subscriber::class, function ($faker) {
     return [
         'email'       => $faker->safeEmail,

database/migrations/2016_07_25_052444_AlterTableComponentGroupsAddVisibleColumn.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AlterTableComponentGroupsAddVisibleColumn extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('component_groups', function (Blueprint $table) {
+            $table->tinyInteger('visible')
+                ->after('order')
+                ->unsigned()
+                ->default(\CachetHQ\Cachet\Models\ComponentGroup::VISIBLE_AUTHENTICATED);
+
+            $table->index('visible');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('component_groups', function (Blueprint $table) {
+            $table->dropColumn('visible');
+        });
+    }
+}