diff --git a/src/pretix/control/forms/__init__.py b/src/pretix/control/forms/__init__.py
index 3952dedfe5..b7bec56a5f 100644
--- a/src/pretix/control/forms/__init__.py
+++ b/src/pretix/control/forms/__init__.py
@@ -88,3 +88,13 @@ class ExtFileField(forms.FileField):
if ext not in self.ext_whitelist:
raise forms.ValidationError(_("Filetype not allowed!"))
return data
+
+
+class SlugWidget(forms.TextInput):
+ template_name = 'pretixcontrol/slug_widget.html'
+ prefix = ''
+
+ def get_context(self, name, value, attrs):
+ ctx = super().get_context(name, value, attrs)
+ ctx['pre'] = self.prefix
+ return ctx
diff --git a/src/pretix/control/forms/event.py b/src/pretix/control/forms/event.py
index 91ffa9e81d..a7989693f0 100644
--- a/src/pretix/control/forms/event.py
+++ b/src/pretix/control/forms/event.py
@@ -11,7 +11,8 @@ from pytz import common_timezones, timezone
from pretix.base.forms import I18nModelForm, PlaceholderValidator, SettingsForm
from pretix.base.models import Event, Organizer
from pretix.base.reldate import RelativeDateField, RelativeDateTimeField
-from pretix.control.forms import ExtFileField
+from pretix.control.forms import ExtFileField, SlugWidget
+from pretix.multidomain.urlreverse import build_absolute_uri
class EventWizardFoundationForm(forms.Form):
@@ -77,6 +78,7 @@ class EventWizardBasicsForm(I18nModelForm):
'presale_start': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
'presale_end': forms.DateTimeInput(attrs={'class': 'datetimepicker',
'data-date-after': '#id_basics-presale_start'}),
+ 'slug': SlugWidget
}
def __init__(self, *args, **kwargs):
@@ -88,6 +90,7 @@ class EventWizardBasicsForm(I18nModelForm):
self.initial['timezone'] = get_current_timezone_name()
self.fields['locale'].choices = [(a, b) for a, b in settings.LANGUAGES if a in self.locales]
self.fields['location'].widget.attrs['rows'] = '3'
+ self.fields['slug'].widget.prefix = build_absolute_uri(self.organizer, 'presale:organizer.index')
if self.has_subevents:
del self.fields['presale_start']
del self.fields['presale_end']
diff --git a/src/pretix/control/templates/pretixcontrol/events/create_basics.html b/src/pretix/control/templates/pretixcontrol/events/create_basics.html
index 8745be0197..bc643c4601 100644
--- a/src/pretix/control/templates/pretixcontrol/events/create_basics.html
+++ b/src/pretix/control/templates/pretixcontrol/events/create_basics.html
@@ -5,9 +5,30 @@