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pretix_cgo/src/pretix/control/forms/orders.py
2020-03-05 10:22:59 +01:00

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from datetime import date, datetime, time
from decimal import Decimal
from django import forms
from django.conf import settings
from django.core.exceptions import ValidationError
from django.db import models
from django.urls import reverse
from django.utils.timezone import make_aware, now
from django.utils.translation import (
gettext_noop, pgettext_lazy, ugettext_lazy as _,
)
from i18nfield.forms import I18nFormField, I18nTextarea, I18nTextInput
from i18nfield.strings import LazyI18nString
from pretix.base.email import get_available_placeholders
from pretix.base.forms import I18nModelForm, PlaceholderValidator
from pretix.base.forms.widgets import DatePickerWidget
from pretix.base.models import InvoiceAddress, ItemAddOn, Order, OrderPosition
from pretix.base.models.event import SubEvent
from pretix.base.services.pricing import get_price
from pretix.control.forms.widgets import Select2
from pretix.helpers.money import change_decimal_field
class ExtendForm(I18nModelForm):
quota_ignore = forms.BooleanField(
label=_('Overbook quota'),
help_text=_('If you check this box, this operation will be performed even if it leads to an overbooked quota '
'and you having sold more tickets than you planned!'),
required=False
)
expires = forms.DateField(
label=_("Expiration date"),
widget=forms.DateInput(attrs={
'class': 'datepickerfield',
'data-is-payment-date': 'true'
}),
)
class Meta:
model = Order
fields = []
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
if self.instance.status == Order.STATUS_PENDING or self.instance._is_still_available(now(),
count_waitinglist=False)\
is True:
del self.fields['quota_ignore']
def clean(self):
data = super().clean()
if data.get('expires'):
if isinstance(data['expires'], date):
data['expires'] = make_aware(datetime.combine(
data['expires'],
time(hour=23, minute=59, second=59)
), self.instance.event.timezone)
else:
data['expires'] = data['expires'].replace(hour=23, minute=59, second=59)
if data['expires'] < now():
raise ValidationError(_('The new expiry date needs to be in the future.'))
return data
def save(self, commit=True):
self.instance.expires = self.cleaned_data['expires']
return super().save(commit)
class ConfirmPaymentForm(forms.Form):
force = forms.BooleanField(
label=_('Overbook quota and ignore late payment'),
help_text=_('If you check this box, this operation will be performed even if it leads to an overbooked quota '
'and you having sold more tickets than you planned! The operation will also be performed '
'regardless of the settings for late payments.'),
required=False
)
def __init__(self, *args, **kwargs):
self.instance = kwargs.pop("instance")
super().__init__(*args, **kwargs)
quota_success = (
self.instance.status == Order.STATUS_PENDING or
self.instance._is_still_available(now(), count_waitinglist=False) is True
)
term_last = self.instance.payment_term_last
term_success = (
(not term_last or term_last >= now()) and
(self.instance.status == Order.STATUS_PENDING or self.instance.event.settings.get(
'payment_term_accept_late'))
)
if quota_success and term_success:
del self.fields['force']
class CancelForm(ConfirmPaymentForm):
send_email = forms.BooleanField(
required=False,
label=_('Notify user by e-mail'),
initial=True
)
cancellation_fee = forms.DecimalField(
required=False,
max_digits=10, decimal_places=2,
localize=True,
label=_('Keep a cancellation fee of'),
help_text=_('If you keep a fee, all positions within this order will be canceled and the order will be reduced '
'to a paid cancellation fee. Payment and shipping fees will be canceled as well, so include them '
'in your cancellation fee if you want to keep them. Please always enter a gross value, '
'tax will be calculated automatically.'),
)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
prs = self.instance.payment_refund_sum
if prs > 0:
change_decimal_field(self.fields['cancellation_fee'], self.instance.event.currency)
self.fields['cancellation_fee'].initial = Decimal('0.00')
self.fields['cancellation_fee'].max_value = prs
else:
del self.fields['cancellation_fee']
def clean_cancellation_fee(self):
val = self.cleaned_data['cancellation_fee'] or Decimal('0.00')
if val > self.instance.payment_refund_sum:
raise ValidationError(_('The cancellation fee cannot be higher than the payment credit of this order.'))
return val
class MarkPaidForm(ConfirmPaymentForm):
amount = forms.DecimalField(
required=True,
max_digits=10, decimal_places=2,
localize=True,
label=_('Payment amount'),
)
payment_date = forms.DateField(
required=True,
label=_('Payment date'),
widget=DatePickerWidget(),
initial=now
)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
change_decimal_field(self.fields['amount'], self.instance.event.currency)
self.fields['amount'].initial = max(Decimal('0.00'), self.instance.pending_sum)
class ExporterForm(forms.Form):
def clean(self):
data = super().clean()
for k, v in data.items():
if isinstance(v, models.Model):
data[k] = v.pk
elif isinstance(v, models.QuerySet):
data[k] = [m.pk for m in v]
return data
class CommentForm(I18nModelForm):
class Meta:
model = Order
fields = ['comment', 'checkin_attention']
widgets = {
'comment': forms.Textarea(attrs={
'rows': 3,
'class': 'helper-width-100',
}),
}
class OtherOperationsForm(forms.Form):
recalculate_taxes = forms.BooleanField(
label=_('Re-calculate taxes'),
required=False,
help_text=_(
'This operation re-checks if taxes should be paid to the items due to e.g. configured reverse charge rules '
'and changes the prices and tax values accordingly. This is useful e.g. after an invoice address change. '
'Use with care and only if you need to. Note that rounding differences might occur in this procedure.'
)
)
reissue_invoice = forms.BooleanField(
label=_('Issue a new invoice if required'),
required=False,
initial=True,
help_text=_(
'If an invoice exists for this order and this operation would change its contents, the old invoice will '
'be cancelled and a new invoice will be issued.'
)
)
notify = forms.BooleanField(
label=_('Notify user'),
required=False,
initial=True,
help_text=_(
'Send an email to the customer notifying that their order has been changed.'
)
)
ignore_quotas = forms.BooleanField(
label=_('Allow to overbook quotas when performing this operation'),
required=False,
)
def __init__(self, *args, **kwargs):
kwargs.pop('order')
super().__init__(*args, **kwargs)
class OrderPositionAddForm(forms.Form):
itemvar = forms.ChoiceField(
label=_('Product')
)
addon_to = forms.ModelChoiceField(
OrderPosition.all.none(),
required=False,
label=_('Add-on to'),
)
seat = forms.CharField(
required=False,
widget=forms.TextInput(attrs={'placeholder': _('General admission'), 'data-seat-guid-field': 'true'}),
label=_('Seat')
)
price = forms.DecimalField(
required=False,
max_digits=10, decimal_places=2,
localize=True,
label=_('Gross price'),
help_text=_("Including taxes, if any. Keep empty for the product's default price")
)
subevent = forms.ModelChoiceField(
SubEvent.objects.none(),
label=pgettext_lazy('subevent', 'Date'),
required=True,
empty_label=None
)
def __init__(self, *args, **kwargs):
order = kwargs.pop('order')
super().__init__(*args, **kwargs)
try:
ia = order.invoice_address
except InvoiceAddress.DoesNotExist:
ia = None
choices = []
for i in order.event.items.prefetch_related('variations').all():
pname = str(i)
if not i.is_available():
pname += ' ({})'.format(_('inactive'))
variations = list(i.variations.all())
if variations:
for v in variations:
p = get_price(i, v, invoice_address=ia)
choices.append(('%d-%d' % (i.pk, v.pk),
'%s %s (%s)' % (pname, v.value, p.print(order.event.currency))))
else:
p = get_price(i, invoice_address=ia)
choices.append((str(i.pk), '%s (%s)' % (pname, p.print(order.event.currency))))
self.fields['itemvar'].choices = choices
if ItemAddOn.objects.filter(base_item__event=order.event).exists():
self.fields['addon_to'].queryset = order.positions.filter(addon_to__isnull=True).select_related(
'item', 'variation'
)
else:
del self.fields['addon_to']
if order.event.has_subevents:
self.fields['subevent'].queryset = order.event.subevents.all()
self.fields['subevent'].widget = Select2(
attrs={
'data-model-select2': 'event',
'data-select2-url': reverse('control:event.subevents.select2', kwargs={
'event': order.event.slug,
'organizer': order.event.organizer.slug,
}),
'data-placeholder': pgettext_lazy('subevent', 'Date')
}
)
self.fields['subevent'].widget.choices = self.fields['subevent'].choices
self.fields['subevent'].required = True
else:
del self.fields['subevent']
change_decimal_field(self.fields['price'], order.event.currency)
class OrderPositionAddFormset(forms.BaseFormSet):
def __init__(self, *args, **kwargs):
self.order = kwargs.pop('order', None)
super().__init__(*args, **kwargs)
def _construct_form(self, i, **kwargs):
kwargs['order'] = self.order
return super()._construct_form(i, **kwargs)
@property
def empty_form(self):
form = self.form(
auto_id=self.auto_id,
prefix=self.add_prefix('__prefix__'),
empty_permitted=True,
use_required_attribute=False,
order=self.order,
)
self.add_fields(form, None)
return form
class OrderPositionChangeForm(forms.Form):
itemvar = forms.ChoiceField(
required=False,
)
subevent = forms.ModelChoiceField(
SubEvent.objects.none(),
required=False,
empty_label=_('(Unchanged)')
)
seat = forms.CharField(
required=False,
widget=forms.TextInput(attrs={'placeholder': _('(Unchanged)'), 'data-seat-guid-field': 'true'})
)
price = forms.DecimalField(
required=False,
max_digits=10, decimal_places=2,
localize=True,
label=_('New price (gross)')
)
operation_secret = forms.BooleanField(
required=False,
label=_('Generate a new secret')
)
operation_cancel = forms.BooleanField(
required=False,
label=_('Cancel this position')
)
operation_split = forms.BooleanField(
required=False,
label=_('Split into new order')
)
def __init__(self, *args, **kwargs):
instance = kwargs.pop('instance')
initial = kwargs.get('initial', {})
initial['price'] = instance.price
kwargs['initial'] = initial
super().__init__(*args, **kwargs)
if instance.order.event.has_subevents:
self.fields['subevent'].queryset = instance.order.event.subevents.all()
self.fields['subevent'].widget = Select2(
attrs={
'data-model-select2': 'event',
'data-select2-url': reverse('control:event.subevents.select2', kwargs={
'event': instance.order.event.slug,
'organizer': instance.order.event.organizer.slug,
}),
'data-placeholder': _('(Unchanged)')
}
)
self.fields['subevent'].widget.choices = self.fields['subevent'].choices
else:
del self.fields['subevent']
if not instance.seat:
del self.fields['seat']
choices = [
('', _('(Unchanged)'))
]
for i in instance.order.event.items.prefetch_related('variations').all():
pname = str(i)
if not i.is_available():
pname += ' ({})'.format(_('inactive'))
variations = list(i.variations.all())
if variations:
for v in variations:
choices.append(('%d-%d' % (i.pk, v.pk),
'%s %s' % (pname, v.value)))
else:
choices.append((str(i.pk), pname))
self.fields['itemvar'].choices = choices
change_decimal_field(self.fields['price'], instance.order.event.currency)
class OrderFeeChangeForm(forms.Form):
value = forms.DecimalField(
required=False,
max_digits=10, decimal_places=2,
localize=True,
label=_('New price (gross)')
)
operation_cancel = forms.BooleanField(
required=False,
label=_('Remove this fee')
)
def __init__(self, *args, **kwargs):
instance = kwargs.pop('instance')
initial = kwargs.get('initial', {})
initial['value'] = instance.value
kwargs['initial'] = initial
super().__init__(*args, **kwargs)
change_decimal_field(self.fields['value'], instance.order.event.currency)
class OrderContactForm(forms.ModelForm):
regenerate_secrets = forms.BooleanField(required=False, label=_('Invalidate secrets'),
help_text=_('Regenerates the order and ticket secrets. You will '
'need to re-send the link to the order page to the user and '
'the user will need to download his tickets again. The old '
'versions will be invalid.'))
class Meta:
model = Order
fields = ['email', 'email_known_to_work']
class OrderLocaleForm(forms.ModelForm):
locale = forms.ChoiceField()
class Meta:
model = Order
fields = ['locale']
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
locale_names = dict(settings.LANGUAGES)
self.fields['locale'].choices = [(a, locale_names[a]) for a in self.instance.event.settings.locales]
class OrderMailForm(forms.Form):
subject = forms.CharField(
label=_("Subject"),
required=True
)
def _set_field_placeholders(self, fn, base_parameters):
phs = [
'{%s}' % p
for p in sorted(get_available_placeholders(self.order.event, base_parameters).keys())
]
ht = _('Available placeholders: {list}').format(
list=', '.join(phs)
)
if self.fields[fn].help_text:
self.fields[fn].help_text += ' ' + str(ht)
else:
self.fields[fn].help_text = ht
self.fields[fn].validators.append(
PlaceholderValidator(phs)
)
def __init__(self, *args, **kwargs):
order = self.order = kwargs.pop('order')
super().__init__(*args, **kwargs)
self.fields['sendto'] = forms.EmailField(
label=_("Recipient"),
required=True,
initial=order.email
)
self.fields['sendto'].widget.attrs['readonly'] = 'readonly'
self.fields['message'] = forms.CharField(
label=_("Message"),
required=True,
widget=forms.Textarea,
initial=order.event.settings.mail_text_order_custom_mail.localize(order.locale),
)
self._set_field_placeholders('message', ['event', 'order'])
class OrderRefundForm(forms.Form):
action = forms.ChoiceField(
required=False,
widget=forms.RadioSelect,
choices=(
('mark_refunded', _('Cancel the order. All tickets will no longer work. This can not be reverted.')),
('mark_pending', _('Mark the order as pending and allow the user to pay the open amount with another '
'payment method.')),
('do_nothing', _('Do nothing and keep the order as it is.')),
)
)
mode = forms.ChoiceField(
required=False,
widget=forms.RadioSelect,
choices=(
('full', 'Full refund'),
('partial', 'Partial refund'),
)
)
partial_amount = forms.DecimalField(
required=False, max_digits=10, decimal_places=2,
localize=True
)
def __init__(self, *args, **kwargs):
self.order = kwargs.pop('order')
super().__init__(*args, **kwargs)
change_decimal_field(self.fields['partial_amount'], self.order.event.currency)
if self.order.status == Order.STATUS_CANCELED:
del self.fields['action']
def clean_partial_amount(self):
max_amount = self.order.payment_refund_sum
val = self.cleaned_data.get('partial_amount')
if val is not None and (val > max_amount or val <= 0):
raise ValidationError(_('The refund amount needs to be positive and less than {}.').format(max_amount))
return val
def clean(self):
data = self.cleaned_data
if data.get('mode') == 'partial' and not data.get('partial_amount'):
raise ValidationError(_('You need to specify an amount for a partial refund.'))
return data
class EventCancelForm(forms.Form):
subevent = forms.ModelChoiceField(
SubEvent.objects.none(),
label=pgettext_lazy('subevent', 'Date'),
required=True,
empty_label=None
)
auto_refund = forms.BooleanField(
label=_('Automatically refund money if possible'),
initial=True,
required=False
)
keep_fee_fixed = forms.DecimalField(
label=_("Keep a fixed cancellation fee"),
max_digits=10, decimal_places=2,
required=False
)
keep_fee_percentage = forms.DecimalField(
label=_("Keep a percentual cancellation fee"),
max_digits=10, decimal_places=2,
required=False
)
keep_fees = forms.BooleanField(
label=_("Keep payment, shipping and service fees"),
required=False,
)
send = forms.BooleanField(
label=_("Send information via email"),
required=False
)
send_subject = forms.CharField()
send_message = forms.CharField()
send_waitinglist = forms.BooleanField(
label=_("Send information to waiting list"),
required=False
)
send_waitinglist_subject = forms.CharField()
send_waitinglist_message = forms.CharField()
def _set_field_placeholders(self, fn, base_parameters):
phs = [
'{%s}' % p
for p in sorted(get_available_placeholders(self.event, base_parameters).keys())
]
ht = _('Available placeholders: {list}').format(
list=', '.join(phs)
)
if self.fields[fn].help_text:
self.fields[fn].help_text += ' ' + str(ht)
else:
self.fields[fn].help_text = ht
self.fields[fn].validators.append(
PlaceholderValidator(phs)
)
def __init__(self, *args, **kwargs):
self.event = kwargs.pop('event')
super().__init__(*args, **kwargs)
self.fields['send_subject'] = I18nFormField(
label=_("Subject"),
required=True,
initial=_('Canceled: {event}'),
widget=I18nTextInput,
locales=self.event.settings.get('locales'),
)
self.fields['send_message'] = I18nFormField(
label=_('Message'),
widget=I18nTextarea,
required=True,
locales=self.event.settings.get('locales'),
initial=LazyI18nString.from_gettext(gettext_noop(
'Hello,\n\n'
'with this email, we regret to inform you that {event} has been canceled.\n\n'
'We will refund you {refund_amount} to your original payment method.\n\n'
'You can view the current state of your order here:\n\n{url}\n\nBest regards,\n\n'
'Your {event} team'
))
)
self._set_field_placeholders('send_subject', ['event_or_subevent', 'refund_amount', 'position_or_address',
'order', 'event'])
self._set_field_placeholders('send_message', ['event_or_subevent', 'refund_amount', 'position_or_address',
'order', 'event'])
self.fields['send_waitinglist_subject'] = I18nFormField(
label=_("Subject"),
required=True,
initial=_('Canceled: {event}'),
widget=I18nTextInput,
locales=self.event.settings.get('locales'),
)
self.fields['send_waitinglist_message'] = I18nFormField(
label=_('Message'),
widget=I18nTextarea,
required=True,
locales=self.event.settings.get('locales'),
initial=LazyI18nString.from_gettext(gettext_noop(
'Hello,\n\n'
'with this email, we regret to inform you that {event} has been canceled.\n\n'
'You will therefore not receive a ticket from the waiting list.\n\n'
'Best regards,\n\n'
'Your {event} team'
))
)
self._set_field_placeholders('send_waitinglist_subject', ['event_or_subevent', 'event'])
self._set_field_placeholders('send_waitinglist_message', ['event_or_subevent', 'event'])
if self.event.has_subevents:
self.fields['subevent'].queryset = self.event.subevents.all()
self.fields['subevent'].widget = Select2(
attrs={
'data-model-select2': 'event',
'data-select2-url': reverse('control:event.subevents.select2', kwargs={
'event': self.event.slug,
'organizer': self.event.organizer.slug,
}),
'data-placeholder': pgettext_lazy('subevent', 'Date')
}
)
self.fields['subevent'].widget.choices = self.fields['subevent'].choices
self.fields['subevent'].required = True
else:
del self.fields['subevent']
change_decimal_field(self.fields['keep_fee_fixed'], self.event.currency)