Global subscribers and fix notifications

app/Bus/Handlers/Commands/Subscriber/UpdateSubscriberSubscriptionCommandHandler.php

@@ -0,0 +1,64 @@
+<?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\Bus\Handlers\Commands\Subscriber;
+
+use CachetHQ\Cachet\Bus\Commands\Subscriber\UpdateSubscriberSubscriptionCommand;
+use CachetHQ\Cachet\Bus\Events\Subscriber\SubscriberHasUpdatedSubscriptionsEvent;
+use CachetHQ\Cachet\Models\Component;
+use CachetHQ\Cachet\Models\Subscriber;
+use CachetHQ\Cachet\Models\Subscription;
+
+/**
+ * This is the subscribe subscriber command handler.
+ *
+ * @author Joseph Cohen <joe@alt-three.com>
+ */
+class UpdateSubscriberSubscriptionCommandHandler
+{
+    /**
+     * Handle the subscribe subscriber command.
+     *
+     * @param \CachetHQ\Cachet\Bus\Commands\Subscriber\UpdateSubscriberSubscriptionCommand $command
+     *
+     * @return \CachetHQ\Cachet\Models\Subscriber
+     */
+    public function handle(UpdateSubscriberSubscriptionCommand $command)
+    {
+        $subscriber = $command->subscriber;
+        $subscriptions = $command->subscriptions ?: [];
+
+        $components = Component::all();
+
+        $updateSubscriptions = $components->filter(function ($item) use ($subscriptions) {
+            return in_array($item->id, $subscriptions);
+        });
+
+        $subscriber->global = ($updateSubscriptions->count() === $components->count());
+
+        $subscriber->subscriptions()->delete();
+
+        if (!$updateSubscriptions->isEmpty()) {
+            foreach ($updateSubscriptions as $subscription) {
+                Subscription::firstOrCreate([
+                    'subscriber_id' => $subscriber->id,
+                    'component_id'  => $subscription->id,
+                ]);
+            }
+        }
+
+        $subscriber->save();
+
+        event(new SubscriberHasUpdatedSubscriptionsEvent($subscriber));
+
+        return $subscriber;
+    }
+}