dashboard: trivial fixes

circle/dashboard/models.py

@@ -54,7 +54,9 @@ from .validators import connect_command_template_validator
 
 logger = getLogger(__name__)
 
-pwgen = User.objects.make_random_password
+
+def pwgen():
+    return User.objects.make_random_password()
 
 
 class Favourite(Model):

circle/dashboard/templates/dashboard/operate.html

@@ -20,7 +20,7 @@ Do you want to perform the following operation on
     <a class="btn btn-default" href="{{object.get_absolute_url}}"
         data-dismiss="modal">{% trans "Cancel" %}</a>
     <button class="btn btn-{{ opview.effect }} btn-op-form-send" type="submit" id="op-form-send">
-      {% if opview.icon %}<i class="fa fa-fw fa-{{opview.icon}}"></i> {% endif %}{{ op|capfirst }}
+      {% if opview.icon %}<i class="fa fa-fw fa-{{opview.icon}}"></i> {% endif %}{{ op.name|capfirst }}
     </button>
   </div>
 </form>

circle/dashboard/views/graph.py

@@ -62,7 +62,7 @@ class GraphViewBase(LoginRequiredMixin, View):
         metric = self.create_class(metric)(instance)
 
         return HttpResponse(metric.get_graph(graphite_url, time),
-                            mimetype="image/png")
+                            content_type="image/png")
 
     def get_object(self, request, pk):
         instance = self.model.objects.get(id=pk)

circle/dashboard/views/user.py

@@ -267,6 +267,9 @@ class UserCreationView(LoginRequiredMixin, PermissionRequiredMixin,
     template_name = 'dashboard/user-create.html'
     permission_required = "auth.add_user"
 
+    def get_success_url(self):
+        reverse('dashboard.views.group-detail', args=[self.group.pk])
+
     def get_group(self, group_pk):
         self.group = get_object_or_404(Group, pk=group_pk)
         if not self.group.profile.has_level(self.request.user, 'owner'):

circle/dashboard/views/vm.py

@@ -1135,7 +1135,7 @@ def get_vm_screenshot(request, pk):
         # TODO handle this better
         raise Http404()
 
-    return HttpResponse(image, mimetype="image/png")
+    return HttpResponse(image, content_type="image/png")
 
 
 class InstanceActivityDetail(CheckedDetailView):

circle/network/views.py

@@ -46,11 +46,10 @@ from itertools import chain
 from dashboard.views import AclUpdateView
 from dashboard.forms import AclUserOrGroupAddForm
 
-from django.utils import simplejson
-
 try:
     from django.http import JsonResponse
 except ImportError:
+    from django.utils import simplejson
     class JsonResponse(HttpResponse):
         """JSON response for Django < 1.7
         https://gist.github.com/philippeowagner/3179eb475fe1795d6515

circle/vm/models/instance.py

@@ -110,9 +110,8 @@ class VirtualMachineDescModel(BaseResourceConfigModel):
                                              "for hosting the VM."),
                                  verbose_name=_("required traits"))
     system = TextField(verbose_name=_('operating system'),
-                       help_text=(_('Name of operating system in '
-                                    'format like "%s".') %
-                                  'Ubuntu 12.04 LTS Desktop amd64'))
+                       help_text=(_('Name of operating system in format like '
+                                    '"Ubuntu 12.04 LTS Desktop amd64".')))
     tags = TaggableManager(blank=True, verbose_name=_("tags"))
     has_agent = BooleanField(verbose_name=_('has agent'), default=True,
                              help_text=_(