Use secure transport for requirements.

[wolnelektury.git] / apps / waiter / views.py

diff --git a/apps/waiter/views.py b/apps/waiter/views.py
index 81cd3b4..0892ca9 100644 (file)
--- a/apps/waiter/views.py
+++ b/apps/waiter/views.py
@@ -1,12 +1,26 @@
+# -*- coding: utf-8 -*-
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
 from os.path import join
 from waiter.models import WaitedFile
 from waiter.settings import WAITER_URL
-from django.shortcuts import get_object_or_404, render, redirect
+from django.shortcuts import render, get_object_or_404
+from django.http import HttpResponse
+from django.views.decorators.cache import never_cache
 
+
+@never_cache
 def wait(request, path):
     if WaitedFile.exists(path):
         file_url = join(WAITER_URL, path)
     else:
-        waiting_for = get_object_or_404(WaitedFile, path=path)
-        # TODO: check if not stale, inform the user and send some mail if so.
-    return render(request, "waiter/wait.html", locals())
+        file_url = ""
+        waiting = get_object_or_404(WaitedFile, path=path)
+        if waiting.is_stale():
+            waiting = None
+
+    if request.is_ajax():
+        return HttpResponse(file_url)
+    else:
+        return render(request, "waiter/wait.html", locals())