Volume control from the web interface.

marietje/api/urls.py

@@ -14,4 +14,6 @@ urlpatterns = [
     url(r'^movedown', views.move_down),
     url(r'^cancel', views.cancel),
     url(r'^upload', views.upload),
+    url(r'^volumedown', views.volume_down),
+    url(r'^volumeup', views.volume_up),
 ]

marietje/api/views.py

@@ -11,7 +11,7 @@ from django.views.decorators.http import require_http_methods
 from marietje.utils import song_to_dict, playlist_song_to_dict, send_to_bertha
 
 from songs.models import Song
-from queues.models import PlaylistSong
+from queues.models import PlaylistSong, Queue, QueueCommand
 from .forms import UploadForm
 
 
@@ -185,3 +185,23 @@ def upload(request):
     return JsonResponse({
         'success': True
     })
+
+
+@require_http_methods(["POST"])
+@login_required
+def volume_down(request):
+    if not request.user.has_perm('queues.can_control_volume'):
+        return HttpResponseForbidden()
+    command = QueueCommand(queue=request.user.queue, command='volume_down')
+    command.save()
+    return JsonResponse({})
+
+
+@require_http_methods(["POST"])
+@login_required
+def volume_up(request):
+    if not request.user.has_perm('queues.can_control_volume'):
+        return HttpResponseForbidden()
+    command = QueueCommand(queue=request.user.queue, command='volume_up')
+    command.save()
+    return JsonResponse({})