Add a settings view

pretix_public_registrations/forms.py

+from django import forms
+from django.utils.translation import ugettext_lazy as _
+from pretix.base.forms import SettingsForm
+
+
+class PublicRegistrationsForm(SettingsForm):
+    public_registrations_items = forms.MultipleChoiceField(
+        widget=forms.CheckboxSelectMultiple(
+            attrs={'class': 'scrolling-multiple-choice'}
+        ),
+        label=_('Show public registrations for'),
+        required=True,
+        choices=[],
+    )
+    public_registrations_questions = forms.MultipleChoiceField(
+        widget=forms.CheckboxSelectMultiple(
+            attrs={'class': 'scrolling-multiple-choice'}
+        ),
+        label=_('Publicly show answers for'),
+        required=True,
+        choices=[],
+    )
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.fields['public_registrations_items'].choices = [
+            (i.pk, i.name) for i in self.obj.items.all()
+        ]
+        self.fields['public_registrations_questions'].choices = [
+            (q.pk, q.question) for q in self.obj.questions.all()
+        ]

pretix_public_registrations/signals.py

@@ -2,10 +2,11 @@ from django import forms
 from django.dispatch import receiver
 from django.template.loader import get_template
 from django.utils.translation import ugettext_lazy as _, get_language
-from django.urls import resolve
+from django.urls import resolve, reverse
 from django_gravatar.helpers import get_gravatar_url
 from i18nfield.strings import LazyI18nString
 from pretix.presale.signals import question_form_fields, front_page_bottom, process_response, html_head
+from pretix.control.signals import nav_event_settings
 from pretix.base.models import OrderPosition
 
 
@@ -64,3 +65,16 @@ def add_public_registrations_csp_headers(sender, request=None, response=None, **
     if "event.index" in resolve(request.path_info).url_name:
         response['Content-Security-Policy'] = "img-src https://secure.gravatar.com"
     return response
+
+
+@receiver(signal=nav_event_settings, dispatch_uid="public_registrations_nav_settings")
+def navbar_settings(sender, request=None, **kwargs):
+    url = resolve(request.path_info)
+    return [{
+        'label': _('Public registrations'),
+        'url': reverse('plugins:pretix_public_registrations:settings', kwargs={
+            'event': request.event.slug,
+            'organizer': request.organizer.slug,
+        }),
+        'active': url.namespace == 'plugins:pretix_public_registrations' and url.url_name == 'settings',
+    }]

pretix_public_registrations/templates/pretix_public_registrations/settings.html

+{% extends "pretixcontrol/event/settings_base.html" %}
+{% load i18n %}
+{% load bootstrap3 %}
+{% block title %} {% trans "Public registrations settings" %} {% endblock %}
+{% block inside %}
+    <h1>{% trans "Public registrations settings" %}</h1>
+    <form action="" method="post" class="form-horizontal">
+        {% csrf_token %}
+        {% bootstrap_form_errors form %}
+        <fieldset>
+            {% bootstrap_form form layout="horizontal" %}
+        </fieldset>
+        <div class="form-group submit-group">
+            <button type="submit" class="btn btn-primary btn-save">
+                {% trans "Save" %}
+            </button>
+        </div>
+    </form>
+{% endblock %}

pretix_public_registrations/urls.py

+from django.conf.urls import url
+
+from .views import PublicParticipationsView
+
+urlpatterns = [
+    url(r'^control/event/(?P<organizer>[^/]+)/(?P<event>[^/]+)/public_participations/$', PublicParticipationsView.as_view(), name='settings')
+]

pretix_public_registrations/views.py

+from django.urls import reverse
+from pretix.control.views.event import EventSettingsViewMixin, EventSettingsFormView
+from pretix.base.models import Event
+
+from .forms import PublicRegistrationsForm
+
+
+class PublicParticipationsView(EventSettingsViewMixin, EventSettingsFormView):
+    form_class = PublicRegistrationsForm
+    template_name = 'pretix_public_registrations/settings.html'
+
+    def get_success_url(self, **kwargs):
+        return reverse('plugins:pretix_public_registrations:settings', kwargs={
+            'organizer': self.request.event.organizer.slug,
+            'event': self.request.event.slug,
+        })