Fixed #42 -- Configurable e-mail texts

src/pretix/control/forms/event.py

@@ -5,6 +5,7 @@ from django.utils.translation import ugettext_lazy as _
 from pytz import common_timezones
 
 from pretix.base.forms import I18nModelForm, SettingsForm
+from pretix.base.i18n import I18nFormField, I18nTextarea
 from pretix.base.models import Event
 
 
@@ -198,6 +199,21 @@ class ProviderForm(SettingsForm):
                 self.add_error(k, _('This field is required.'))
 
 
+class MailSettingsForm(SettingsForm):
+    mail_text_order_placed = I18nFormField(
+        label=_("Placed order"),
+        required=False,
+        widget=I18nTextarea,
+        help_text=_("Available placeholders: {event}, {total}, {currency}, {date}, {paymentinfo}, {url}")
+    )
+    mail_text_order_paid = I18nFormField(
+        label=_("Paid order"),
+        required=False,
+        widget=I18nTextarea,
+        help_text=_("Available placeholders: {event}, {url}")
+    )
+
+
 class TicketSettingsForm(SettingsForm):
     ticket_download = forms.BooleanField(
         label=_("Use feature"),

src/pretix/control/templates/pretixcontrol/event/base.html

@@ -32,16 +32,22 @@
                     </li>
                     <li>
                         <a href="{% url 'control:event.settings.plugins' organizer=request.event.organizer.slug event=request.event.slug %}"
-                                {% if "event.settings.plugins" == url_name %}class="active"{% endif %} >
+                                {% if "event.settings.plugins" == url_name %}class="active"{% endif %}>
                             {% trans "Plugins" %}
                         </a>
                     </li>
                     <li>
                         <a href="{% url 'control:event.settings.tickets' organizer=request.event.organizer.slug event=request.event.slug %}"
-                                {% if "event.settings.tickets" == url_name %}class="active"{% endif %} >
+                                {% if "event.settings.tickets" == url_name %}class="active"{% endif %}>
                             {% trans "Tickets" %}
                         </a>
                     </li>
+                    <li>
+                        <a href="{% url 'control:event.settings.mail' organizer=request.event.organizer.slug event=request.event.slug %}"
+                                {% if "event.settings.mail" == url_name %}class="active"{% endif %}>
+                            {% trans "Email" %}
+                        </a>
+                    </li>
                 {% endif %}
                 {% if request.eventperm.can_change_permissions %}
                     <li>

src/pretix/control/templates/pretixcontrol/event/mail.html

@@ -0,0 +1,19 @@
+{% extends "pretixcontrol/event/settings_base.html" %}
+{% load i18n %}
+{% load bootstrap3 %}
+{% block inside %}
+    <form action="" method="post" class="form-horizontal" enctype="multipart/form-data">
+        {% csrf_token %}
+        <fieldset>
+            <legend>{% trans "E-mail content" %}</legend>
+            {% bootstrap_form_errors form %}
+            {% bootstrap_field form.mail_text_order_placed layout="horizontal" %}
+            {% bootstrap_field form.mail_text_order_paid layout="horizontal" %}
+        </fieldset>
+        <div class="form-group submit-group">
+            <button type="submit" class="btn btn-primary btn-save">
+                {% trans "Save" %}
+            </button>
+        </div>
+    </form>
+{% endblock %}

src/pretix/control/urls.py

@@ -25,6 +25,7 @@ urlpatterns = [
         url(r'^settings/permissions$', event.EventPermissions.as_view(), name='event.settings.permissions'),
         url(r'^settings/payment$', event.PaymentSettings.as_view(), name='event.settings.payment'),
         url(r'^settings/tickets$', event.TicketSettings.as_view(), name='event.settings.tickets'),
+        url(r'^settings/email$', event.MailSettings.as_view(), name='event.settings.mail'),
         url(r'^items/$', item.ItemList.as_view(), name='event.items'),
         url(r'^items/add$', item.ItemCreate.as_view(), name='event.items.add'),
         url(r'^items/(?P<item>\d+)/$', item.ItemUpdateGeneral.as_view(), name='event.item'),

src/pretix/control/views/event.py

@@ -21,7 +21,8 @@ from pretix.base.signals import (
     register_payment_providers, register_ticket_outputs,
 )
 from pretix.control.forms.event import (
-    EventSettingsForm, EventUpdateForm, ProviderForm, TicketSettingsForm,
+    EventSettingsForm, EventUpdateForm, MailSettingsForm, ProviderForm,
+    TicketSettingsForm,
 )
 from pretix.control.permissions import EventPermissionRequiredMixin
 
@@ -202,6 +203,44 @@ class PaymentSettings(EventPermissionRequiredMixin, TemplateView, SingleObjectMi
         })
 
 
+class MailSettings(EventPermissionRequiredMixin, FormView):
+    model = Event
+    form_class = MailSettingsForm
+    template_name = 'pretixcontrol/event/mail.html'
+    permission = 'can_change_settings'
+
+    def get_context_data(self, *args, **kwargs) -> dict:
+        context = super().get_context_data(*args, **kwargs)
+        return context
+
+    def get_success_url(self) -> str:
+        return reverse('control:event.settings.mail', kwargs={
+            'organizer': self.request.event.organizer.slug,
+            'event': self.request.event.slug
+        })
+
+    def get_form_kwargs(self):
+        kwargs = super().get_form_kwargs()
+        kwargs['obj'] = self.request.event
+        return kwargs
+
+    @transaction.atomic()
+    def post(self, request, *args, **kwargs):
+        form = self.get_form()
+        if form.is_valid():
+            form.save()
+            if form.has_changed():
+                self.request.event.log_action(
+                    'pretix.event.settings', user=self.request.user, data={
+                        k: form.cleaned_data.get(k) for k in form.changed_data
+                    }
+                )
+            messages.success(self.request, _('Your changes have been saved.'))
+            return redirect(self.get_success_url())
+        else:
+            return self.get(request)
+
+
 class TicketSettings(EventPermissionRequiredMixin, FormView):
     model = Event
     form_class = TicketSettingsForm