forked from CGM_Public/pretix_original
f2844ac686
* Add expiry dates and individual conditions to gift cards * Display refund gift cards with more details and prettier interface * Allow to set gift card expiry and conditions when cancelling event * Extend gift card search * Fix #1565 -- Some gift card filters * Improve list of gift cards * Allow to edit gift cards * Note on validity
138 lines
3.9 KiB
Python
138 lines
3.9 KiB
Python
from decimal import Decimal
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from django.conf import settings
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from django.core.validators import RegexValidator
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from django.db import models
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from django.db.models import Sum
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from django.utils.crypto import get_random_string
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from django.utils.timezone import now
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from django.utils.translation import gettext_lazy as _, pgettext_lazy
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from pretix.base.banlist import banned
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from pretix.base.models import LoggedModel
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def gen_giftcard_secret(length=8):
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charset = list('ABCDEFGHJKLMNPQRSTUVWXYZ3789')
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while True:
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code = get_random_string(length=length, allowed_chars=charset)
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if not banned(code) and not GiftCard.objects.filter(secret=code).exists():
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return code
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class GiftCardAcceptance(models.Model):
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issuer = models.ForeignKey(
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'Organizer',
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related_name='gift_card_collector_acceptance',
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on_delete=models.CASCADE
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)
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collector = models.ForeignKey(
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'Organizer',
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related_name='gift_card_issuer_acceptance',
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on_delete=models.CASCADE
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)
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class GiftCard(LoggedModel):
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issuer = models.ForeignKey(
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'Organizer',
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related_name='issued_gift_cards',
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on_delete=models.PROTECT,
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)
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issued_in = models.ForeignKey(
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'OrderPosition',
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related_name='issued_gift_cards',
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on_delete=models.PROTECT,
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null=True, blank=True
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)
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issuance = models.DateTimeField(
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auto_now_add=True,
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)
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secret = models.CharField(
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max_length=190,
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db_index=True,
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verbose_name=_('Gift card code'),
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validators=[
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RegexValidator(
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regex="^[a-zA-Z0-9][a-zA-Z0-9.-]+$",
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message=_("The giftcard code may only contain letters, numbers, dots and dashes."),
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)
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],
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)
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testmode = models.BooleanField(
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verbose_name=_('Test mode card'),
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default=False
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)
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expires = models.DateTimeField(
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null=True, blank=True, verbose_name=_('Expiry date')
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)
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conditions = models.TextField(
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null=True, blank=True, verbose_name=pgettext_lazy('giftcard', 'Special terms and conditions')
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)
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CURRENCY_CHOICES = [(c.alpha_3, c.alpha_3 + " - " + c.name) for c in settings.CURRENCIES]
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currency = models.CharField(max_length=10, choices=CURRENCY_CHOICES)
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def __str__(self):
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return self.secret
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@property
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def expired(self):
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return self.expires and now() > self.expires
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@property
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def value(self):
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return self.transactions.aggregate(s=Sum('value'))['s'] or Decimal('0.00')
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def accepted_by(self, organizer):
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return self.issuer == organizer or GiftCardAcceptance.objects.filter(issuer=self.issuer, collector=organizer).exists()
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def save(self, *args, **kwargs):
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if not self.secret:
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self.secret = gen_giftcard_secret(self.issuer.settings.giftcard_length)
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super().save(*args, **kwargs)
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class Meta:
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unique_together = (('secret', 'issuer'),)
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ordering = ("issuance",)
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class GiftCardTransaction(models.Model):
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card = models.ForeignKey(
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'GiftCard',
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related_name='transactions',
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on_delete=models.PROTECT
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)
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datetime = models.DateTimeField(
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auto_now_add=True
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)
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value = models.DecimalField(
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decimal_places=2,
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max_digits=10
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)
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order = models.ForeignKey(
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'Order',
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related_name='gift_card_transactions',
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null=True,
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blank=True,
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on_delete=models.PROTECT
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)
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payment = models.ForeignKey(
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'OrderPayment',
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related_name='gift_card_transactions',
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null=True,
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blank=True,
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on_delete=models.PROTECT
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)
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refund = models.ForeignKey(
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'OrderRefund',
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related_name='gift_card_transactions',
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null=True,
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blank=True,
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on_delete=models.PROTECT
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)
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text = models.TextField(blank=True, null=True)
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class Meta:
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ordering = ("datetime",)
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