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101 lines
4.5 KiB
Python
101 lines
4.5 KiB
Python
#
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# This file is part of pretix (Community Edition).
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#
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# Copyright (C) 2014-2020 Raphael Michel and contributors
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# Copyright (C) 2020-2021 rami.io GmbH and contributors
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#
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# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
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# Public License as published by the Free Software Foundation in version 3 of the License.
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#
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# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
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# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
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# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
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# this file, see <https://pretix.eu/about/en/license>.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
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# <https://www.gnu.org/licenses/>.
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#
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from decimal import Decimal
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from pretix.base.decimal import round_decimal
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from pretix.base.models import (
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AbstractPosition, InvoiceAddress, Item, ItemAddOn, ItemVariation, Voucher,
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)
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from pretix.base.models.event import SubEvent
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from pretix.base.models.tax import TAXED_ZERO, TaxedPrice, TaxRule
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def get_price(item: Item, variation: ItemVariation = None,
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voucher: Voucher = None, custom_price: Decimal = None,
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subevent: SubEvent = None, custom_price_is_net: bool = False,
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custom_price_is_tax_rate: Decimal=None,
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addon_to: AbstractPosition = None, invoice_address: InvoiceAddress = None,
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force_custom_price: bool = False, bundled_sum: Decimal = Decimal('0.00'),
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max_discount: Decimal = None, tax_rule=None) -> TaxedPrice:
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if addon_to:
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try:
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iao = addon_to.item.addons.get(addon_category_id=item.category_id)
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if iao.price_included:
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return TAXED_ZERO
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except ItemAddOn.DoesNotExist:
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pass
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price = item.default_price
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if subevent and item.pk in subevent.item_price_overrides:
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price = subevent.item_price_overrides[item.pk]
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if variation is not None:
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if variation.default_price is not None:
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price = variation.default_price
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if subevent and variation.pk in subevent.var_price_overrides:
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price = subevent.var_price_overrides[variation.pk]
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if voucher:
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price = voucher.calculate_price(price, max_discount=max_discount)
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if tax_rule is not None:
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tax_rule = tax_rule
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elif item.tax_rule:
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tax_rule = item.tax_rule
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else:
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tax_rule = TaxRule(
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name='',
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rate=Decimal('0.00'),
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price_includes_tax=True,
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eu_reverse_charge=False,
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)
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if force_custom_price and custom_price is not None and custom_price != "":
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if custom_price_is_net:
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price = tax_rule.tax(custom_price, base_price_is='net', invoice_address=invoice_address,
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subtract_from_gross=bundled_sum)
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else:
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price = tax_rule.tax(custom_price, base_price_is='gross', invoice_address=invoice_address,
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subtract_from_gross=bundled_sum)
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elif item.free_price and custom_price is not None and custom_price != "":
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if not isinstance(custom_price, Decimal):
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custom_price = Decimal(str(custom_price).replace(",", "."))
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if custom_price > 100000000:
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raise ValueError('price_too_high')
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price = tax_rule.tax(price, invoice_address=invoice_address)
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if custom_price_is_net:
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price = tax_rule.tax(max(custom_price, price.net), base_price_is='net',
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invoice_address=invoice_address, subtract_from_gross=bundled_sum)
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else:
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price = tax_rule.tax(max(custom_price, price.gross), base_price_is='gross', gross_price_is_tax_rate=custom_price_is_tax_rate,
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invoice_address=invoice_address, subtract_from_gross=bundled_sum)
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else:
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price = tax_rule.tax(price, invoice_address=invoice_address, subtract_from_gross=bundled_sum)
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price.gross = round_decimal(price.gross, item.event.currency)
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price.net = round_decimal(price.net, item.event.currency)
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price.tax = price.gross - price.net
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return price
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