push_notification: Push data from Zilencer.

zilencer/views.py

@@ -79,4 +79,30 @@ def remote_server_notify_push(request,  # type: HttpRequest
                               ):
     # type: (...) -> HttpResponse
     validate_entity(entity)
+    server = cast(RemoteZulipServer, entity)
+
+    user_id = payload['user_id']
+    gcm_payload = payload['gcm_payload']
+    apns_payload = payload['apns_payload']
+
+    android_devices = list(RemotePushDeviceToken.objects.filter(
+        user_id=user_id,
+        kind=RemotePushDeviceToken.GCM,
+        server=server
+    ))
+
+    apple_devices = list(RemotePushDeviceToken.objects.filter(
+        user_id=user_id,
+        kind=RemotePushDeviceToken.APNS,
+        server=server
+    ))
+
+    if android_devices:
+        send_android_push_notification(android_devices, gcm_payload)
+
+    # TODO: set badge count in a better way
+    if apple_devices:
+        send_apple_push_notification(user_id, apple_devices,
+                                     badge=1, zulip=apns_payload)
+
     return json_success()