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pretix_cgo/src/pretix/api/serializers/__init__.py
2023-06-27 13:05:54 +02:00

64 lines
2.4 KiB
Python

#
# This file is part of pretix (Community Edition).
#
# Copyright (C) 2014-2020 Raphael Michel and contributors
# Copyright (C) 2020-2021 rami.io GmbH and contributors
#
# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
# Public License as published by the Free Software Foundation in version 3 of the License.
#
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
# this file, see <https://pretix.eu/about/en/license>.
#
# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
# <https://www.gnu.org/licenses/>.
#
import json
from rest_framework import serializers
class AsymmetricField(serializers.Field):
def __init__(self, read, write, **kwargs):
self.read = read
self.write = write
super().__init__(
required=self.write.required,
default=self.write.default,
initial=self.write.initial,
source=self.write.source if self.write.source != self.write.field_name else None,
label=self.write.label,
allow_null=self.write.allow_null,
error_messages=self.write.error_messages,
validators=self.write.validators,
**kwargs
)
def to_internal_value(self, data):
return self.write.to_internal_value(data)
def to_representation(self, value):
return self.read.to_representation(value)
def run_validation(self, data=serializers.empty):
return self.write.run_validation(data)
class CompatibleJSONField(serializers.JSONField):
def to_internal_value(self, data):
try:
return json.dumps(data)
except (TypeError, ValueError):
self.fail('invalid')
def to_representation(self, value):
if value:
return json.loads(value)
return value