Fix #55 -- Datetime picker for input fields

src/pretix/control/forms/event.py

@@ -86,6 +86,12 @@ class EventUpdateForm(I18nModelForm):
             'presale_start',
             'presale_end',
         ]
+        widgets = {
+            'date_from': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+            'date_to': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+            'presale_start': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+            'presale_end': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+        }
 
 
 class EventSettingsForm(SettingsForm):
@@ -113,7 +119,8 @@ class EventSettingsForm(SettingsForm):
         label=_('Last date of modifications'),
         help_text=_("The last date users can modify details of their orders, such as attendee names or "
                     "answers to questions."),
-        required=False
+        required=False,
+        widget=forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
     )
     timezone = forms.ChoiceField(
         choices=((a, a) for a in common_timezones),
@@ -188,7 +195,8 @@ class PaymentSettingsForm(SettingsForm):
         label=_('Last date of payments'),
         help_text=_("The last date any payments are accepted. This has precedence over the number of "
                     "days configured above."),
-        required=False
+        required=False,
+        widget=forms.DateTimeInput(attrs={'class': 'datetimepicker'})
     )
     payment_term_expire_automatically = forms.BooleanField(
         label=_('Automatically expire unpaid orders'),
@@ -439,7 +447,8 @@ class TicketSettingsForm(SettingsForm):
     ticket_download_date = forms.DateTimeField(
         label=_("Download date"),
         help_text=_("Ticket download will be offered after this date."),
-        required=True
+        required=True,
+        widget=forms.DateTimeInput(attrs={'class': 'datetimepicker'})
     )
 
     def prepare_fields(self):

src/pretix/control/forms/item.py

@@ -147,6 +147,10 @@ class ItemUpdateForm(I18nModelForm):
             'hide_without_voucher',
             'allow_cancel'
         ]
+        widgets = {
+            'available_from': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+            'available_until': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+        }
 
 
 class ItemVariationForm(I18nModelForm):

src/pretix/control/forms/orders.py

@@ -11,6 +11,9 @@ class ExtendForm(I18nModelForm):
     class Meta:
         model = Order
         fields = ['expires']
+        widgets = {
+            'expires': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+        }
 
 
 class ExporterForm(forms.Form):

src/pretix/control/forms/vouchers.py

@@ -25,6 +25,9 @@ class VoucherForm(I18nModelForm):
             'code', 'valid_until', 'block_quota', 'allow_ignore_quota', 'price', 'tag',
             'comment'
         ]
+        widgets = {
+            'valid_until': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+        }
 
     def __init__(self, *args, **kwargs):
         instance = kwargs.get('instance')
@@ -177,6 +180,9 @@ class VoucherBulkForm(VoucherForm):
         fields = [
             'valid_until', 'block_quota', 'allow_ignore_quota', 'price', 'tag', 'comment'
         ]
+        widgets = {
+            'valid_until': forms.DateTimeInput(attrs={'class': 'datetimepicker'}),
+        }
 
     def clean(self):
         data = super().clean()