1 files changed, 26 insertions, 1 deletions
diff --git a/apps/utils/views.py b/apps/utils/views.py
index 595e102..ec3a902 100644
--- a/apps/utils/views.py
+++ b/apps/utils/views.py
@@ -1,6 +1,6 @@
 from itertools import chain
 import json
-from django.http import Http404, HttpResponse
+from django.http import Http404, HttpResponse, JsonResponse
 from django.apps import apps
 from django.views.generic import ListView
 from django.views.generic.base import View, RedirectView
@@ -42,6 +42,31 @@ class LoggedInViewWithUser(View):
         return kwargs
 
 
+
+class AjaxableResponseMixin:
+    """
+    Mixin to add AJAX support to a form.
+    Must be used with an object-based FormView (e.g. CreateView)
+    """
+    def form_invalid(self, form):
+        response = super().form_invalid(form)
+        if self.request.is_ajax():
+            return JsonResponse(form.errors, status=400)
+        else:
+            return response
+
+    def form_valid(self, form):
+        # We make sure to call the parent's form_valid() method because
+        # it might do some processing (in the case of CreateView, it will
+        # call form.save() for example).
+        response = super().form_valid(form)
+        if self.request.is_ajax():
+            data = {
+                'pk': self.object.pk,
+            }
+            return JsonResponse(data)
+        else:
+            return response
 '''
 class TagAutocomplete(autocomplete.Select2QuerySetView):
     def get_queryset(self):