Better role creation

election/templates/election/election_detail.jinja

@@ -350,7 +350,7 @@ th {
     {%- endif %}
         <a href="{{url('election:create_list')}}">{% trans %}Add a new list{% endtrans %}</a>
     {%- if user.can_edit(election) %}
-        <a href="{{url('election:create_role')}}">{% trans %}Add a new role{% endtrans %}</a>
+        <a href="{{url('election:create_role', election_id=object.id)}}">{% trans %}Add a new role{% endtrans %}</a>
     {%- endif %}
     </section>
 {% endblock %}

election/urls.py

@@ -4,10 +4,10 @@ from election.views import *
 
 urlpatterns = [
     url(r'^$', ElectionsListView.as_view(), name='list'),
-    url(r'^create$', ElectionCreateView.as_view(), name='create'),
-    url(r'^list/create$', ElectionListCreateView.as_view(), name='create_list'),
-    url(r'^role/create$', RoleCreateView.as_view(), name='create_role'),
-    url(r'^(?P<election_id>[0-9]+)/candidate$', CandidatureCreateView.as_view(), name='candidate'),
+    url(r'^add$', ElectionCreateView.as_view(), name='create'),
+    url(r'^list/add$', ElectionListCreateView.as_view(), name='create_list'),
+    url(r'^(?P<election_id>[0-9]+)/role/create$', RoleCreateView.as_view(), name='create_role'),
+    url(r'^(?P<election_id>[0-9]+)/candidate/add$', CandidatureCreateView.as_view(), name='candidate'),
     url(r'^(?P<election_id>[0-9]+)/vote$', VoteFormView.as_view(), name='vote'),
     url(r'^(?P<election_id>[0-9]+)/detail$', ElectionDetailView.as_view(), name='detail'),
 ]

election/views.py

@@ -87,6 +87,12 @@ class RoleForm(forms.ModelForm):
         model = Role
         fields = ['title', 'election', 'description', 'max_choice']
 
+    def __init__(self, *args, **kwargs):
+        election_id = kwargs.pop('election_id', None)
+        super(RoleForm, self).__init__(*args, **kwargs)
+        if election_id:
+            self.fields['election'].queryset = Election.objects.filter(id=election_id).all()
+
     def clean(self):
         cleaned_data = super(RoleForm, self).clean()
         title = cleaned_data.get('title')
@@ -267,6 +273,15 @@ class RoleCreateView(CanCreateMixin, CreateView):
     form_class = RoleForm
     template_name = 'core/page_prop.jinja'
 
+    def dispatch(self, request, *arg, **kwargs):
+        self.election = get_object_or_404(Election, pk=kwargs['election_id'])
+        return super(RoleCreateView, self).dispatch(request, *arg, **kwargs)
+
+    def get_initial(self):
+        init = {}
+        init['election'] = self.election
+        return init
+
     def form_valid(self, form):
         """
             Verify that the user can edit proprely
@@ -278,6 +293,11 @@ class RoleCreateView(CanCreateMixin, CreateView):
                     return super(CreateView, self).form_valid(form)
         raise PermissionDenied
 
+    def get_form_kwargs(self):
+        kwargs = super(RoleCreateView, self).get_form_kwargs()
+        kwargs['election_id'] = self.election.id
+        return kwargs
+
     def get_success_url(self, **kwargs):
         return reverse_lazy('election:detail', kwargs={'election_id': self.object.election.id})