Fixes #759. First pass at subscriber administration

app/Http/Controllers/Admin/SubscriberController.php

@@ -0,0 +1,118 @@
+<?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.
+ */
+
+namespace CachetHQ\Cachet\Http\Controllers\Admin;
+
+use CachetHQ\Cachet\Events\CustomerHasSubscribedEvent;
+use CachetHQ\Cachet\Http\Controllers\AbstractController;
+use CachetHQ\Cachet\Models\Subscriber;
+use GrahamCampbell\Binput\Facades\Binput;
+use Illuminate\Support\Facades\Redirect;
+use Illuminate\Support\Facades\View;
+
+class SubscriberController extends AbstractController
+{
+    /**
+     * Shows the subscribers view.
+     *
+     * @return \Illuminate\View\View
+     */
+    public function showSubscribers()
+    {
+        $subscribers = Subscriber::all();
+
+        return View::make('dashboard.subscribers.index')
+            ->with([
+                'page_title'  => trans('dashboard.subscribers.subscribers').' - '.trans('dashboard.dashboard'),
+                'subscribers' => $subscribers,
+            ]);
+    }
+
+    /**
+     * Shows the add subscriber view.
+     *
+     * @return \Illuminate\View\View
+     */
+    public function showAddSubscriber()
+    {
+        return View::make('dashboard.subscribers.add')
+            ->with([
+                'page_title'        => trans('dashboard.subscribers.add.title').' - '.trans('dashboard.dashboard'),
+                'incidentTemplates' => Subscriber::all(),
+            ]);
+    }
+
+    /**
+     * Creates a new subscriber.
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function createSubscriberAction()
+    {
+        $email = Binput::get('email');
+
+        $subscriber = Subscriber::create([
+            'email' => $email,
+        ]);
+
+        if (!$subscriber->isValid()) {
+            segment_track('Dashboard', [
+                'event'   => 'Created Subscriber',
+                'success' => false,
+            ]);
+
+            return Redirect::back()
+                ->withInput(Binput::all())
+                ->with('title', sprintf(
+                    '%s %s',
+                    trans('dashboard.notifications.whoops'),
+                    trans('dashboard.subscribers.add.failure')
+                ))
+                ->with('errors', $subscriber->getErrors());
+        }
+
+        segment_track('Dashboard', [
+            'event'   => 'Created Subscriber',
+            'success' => true,
+        ]);
+
+        $successMsg = sprintf(
+            '%s %s',
+            trans('dashboard.notifications.awesome'),
+            trans('dashboard.subscribers.add.success')
+        );
+
+        event(new CustomerHasSubscribedEvent($subscriber));
+
+        return Redirect::back()
+            ->with('success', $successMsg);
+    }
+
+    /**
+     * Deletes a subscriber.
+     *
+     * @param \CachetHQ\Cachet\Models\Subscriber $subscriber
+     *
+     * @throws \Exception
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function deleteSubscriberAction(Subscriber $subscriber)
+    {
+        segment_track('Dashboard', [
+            'event' => 'Deleted Subscriber',
+        ]);
+
+        $subscriber->delete();
+
+        return Redirect::back();
+    }
+}

app/Http/Middleware/SubscribersConfigured.php

@@ -11,7 +11,6 @@
 
 namespace CachetHQ\Cachet\Http\Middleware;
 
-use CachetHQ\Cachet\Facades\Setting;
 use Closure;
 use Illuminate\Support\Facades\Redirect;
 
@@ -27,11 +26,7 @@ class SubscribersConfigured
      */
     public function handle($request, Closure $next)
     {
-        $isEnabled = Setting::get('enable_subscribers', false);
-        $mailAddress = env('MAIL_ADDRESS', false);
-        $mailFrom = env('MAIL_NAME', false);
-
-        if (!($isEnabled && $mailAddress && $mailFrom)) {
+        if (!subscribers_enabled()) {
             return Redirect::route('status-page');
         }
 

app/Http/Routes/AdminRoutes.php

@@ -121,6 +121,22 @@ class AdminRoutes
                 $router->delete('{incident_template}/delete', 'IncidentController@deleteTemplateAction');
             });
 
+            // Subscribers
+            $router->group(['prefix' => 'subscribers'], function ($router) {
+                $router->get('/', [
+                    'as'   => 'dashboard.subscribers',
+                    'uses' => 'SubscriberController@showSubscribers',
+                ]);
+
+                $router->get('add', [
+                    'as'   => 'dashboard.subscribers.add',
+                    'uses' => 'SubscriberController@showAddSubscriber',
+                ]);
+                $router->post('add', 'SubscriberController@createSubscriberAction');
+
+                $router->delete('{subscriber}/delete', 'SubscriberController@deleteSubscriberAction');
+            });
+
             // Metrics
             $router->group(['prefix' => 'metrics'], function ($router) {
                 $router->get('/', [

app/Http/helpers.php

@@ -153,3 +153,19 @@ if (!function_exists('formatted_date')) {
         return (new Date($date))->format($dateFormat);
     }
 }
+
+if (!function_exists('subscribers_enabled')) {
+    /**
+     * Is the subscriber functionality enabled and configured.
+     *
+     * @return bool
+     */
+    function subscribers_enabled()
+    {
+        $isEnabled = Setting::get('enable_subscribers', false);
+        $mailAddress = env('MAIL_ADDRESS', false);
+        $mailFrom = env('MAIL_NAME', false);
+
+        return $isEnabled && $mailAddress && $mailFrom;
+    }
+}