forked from CGM_Public/pretix_original
64 lines
2.4 KiB
Python
64 lines
2.4 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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import json
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from rest_framework import serializers
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class AsymmetricField(serializers.Field):
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def __init__(self, read, write, **kwargs):
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self.read = read
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self.write = write
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super().__init__(
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required=self.write.required,
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default=self.write.default,
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initial=self.write.initial,
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source=self.write.source if self.write.source != self.write.field_name else None,
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label=self.write.label,
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allow_null=self.write.allow_null,
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error_messages=self.write.error_messages,
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validators=self.write.validators,
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**kwargs
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)
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def to_internal_value(self, data):
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return self.write.to_internal_value(data)
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def to_representation(self, value):
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return self.read.to_representation(value)
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def run_validation(self, data=serializers.empty):
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return self.write.run_validation(data)
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class CompatibleJSONField(serializers.JSONField):
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def to_internal_value(self, data):
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try:
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return json.dumps(data)
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except (TypeError, ValueError):
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self.fail('invalid')
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def to_representation(self, value):
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if value:
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return json.loads(value)
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return value
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