apps/budgeting: add token form to proposal list view

meinberlin/apps/budgeting/rules.py

@@ -1,6 +1,7 @@
 import rules
 
 from adhocracy4.modules import predicates as module_predicates
+from adhocracy4.phases import predicates as phase_predicates
 
 from . import models
 
@@ -38,3 +39,8 @@
     module_predicates.is_context_moderator |
     module_predicates.is_context_initiator
 )
+
+rules.add_perm(
+    'meinberlin_budgeting.vote_proposal',
+    phase_predicates.phase_allows_vote(models.Proposal)
+)

meinberlin/apps/budgeting/templates/meinberlin_budgeting/proposal_list.html

@@ -1,5 +1,5 @@
 {% extends extends %}
-{% load i18n discovery_tags static maps_tags react_proposals %}
+{% load i18n discovery_tags static maps_tags react_proposals widget_tweaks rules %}
 
 {% block extra_js %}
     <script type="text/javascript" src="{% static 'a4maps_display_points.js' %}"></script>
@@ -18,6 +18,23 @@
             {% trans 'Submit proposal' %}
         </a>
     {% endif %}
+    {% has_perm 'meinberlin_budgeting.vote_proposal' request.user module as vote_allowed %}
+    {% if vote_allowed %}
+        {% if request.session.voting_token %}
+            You are using token {{ request.session.voting_token }}
+        {% else %}
+            <form class="" action="{{ request.path }}" method="post">
+                <div class="form-group">
+                    {% csrf_token %}
+                    <div class="widget widget--{{ form.token|widget_type }}">
+                        {{ token_form.token }}
+                    </div>
+                    {{ token_form.token.errors }}
+                    <button type="submit" class="btn btn--full u-spacer-bottom btn--huge">{% trans 'Enter code' %}</button>
+                </div>
+            </form>
+        {% endif %}
+    {% endif %}
 {% endblock %}
 
 {% block phase_content %}

meinberlin/apps/budgeting/views.py

@@ -9,6 +9,7 @@
 from meinberlin.apps.contrib import filters
 from meinberlin.apps.ideas import views as idea_views
 from meinberlin.apps.projects.views import ArchivedWidget
+from meinberlin.apps.votes.forms import TokenForm
 
 from . import forms
 from . import models
@@ -58,6 +59,21 @@ def get_queryset(self):
             .annotate_negative_rating_count() \
             .annotate_comment_count()
 
+    def get_context_data(self, **kwargs):
+        if 'token_form' not in kwargs:
+            token_form = TokenForm(module_id=self.module.id)
+            kwargs['token_form'] = token_form
+        return super().get_context_data(**kwargs)
+
+    def post(self, request, *args, **kwargs):
+        self.object_list = self.get_queryset()
+        token_form = TokenForm(request.POST, module_id=self.module.id)
+        if token_form.is_valid():
+            request.session['voting_token'] = token_form.cleaned_data['token']
+        kwargs['token_form'] = token_form
+        context = super().get_context_data(**kwargs)
+        return self.render_to_response(context)
+
 
 class ProposalDetailView(idea_views.AbstractIdeaDetailView):
     model = models.Proposal

meinberlin/apps/votes/forms.py

@@ -0,0 +1,25 @@
+from django import forms
+from django.utils.translation import gettext_lazy as _
+
+from meinberlin.apps.votes.models import VotingToken
+
+
+class TokenForm(forms.Form):
+
+    token = forms.CharField(max_length=40)
+
+    def __init__(self, *args, **kwargs):
+        self.module_id = kwargs.pop('module_id')
+        super().__init__(*args, **kwargs)
+
+    def clean(self):
+        cleaned_data = super().clean()
+        if 'token' in self.cleaned_data:
+            token_queryset = VotingToken.objects.filter(
+                token=self.cleaned_data['token'],
+                module_id=self.module_id
+            )
+            if not token_queryset:
+                self.add_error('token', _('This token is not valid'))
+
+        return cleaned_data