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50 lines
1.6 KiB
Python
50 lines
1.6 KiB
Python
#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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#
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#
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from typing import TYPE_CHECKING
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from synapse._pydantic_compat import HAS_PYDANTIC_V2
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if TYPE_CHECKING or HAS_PYDANTIC_V2:
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from pydantic.v1 import BaseModel, Extra
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else:
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from pydantic import BaseModel, Extra
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class RequestBodyModel(BaseModel):
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"""A custom version of Pydantic's BaseModel which
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- ignores unknown fields and
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- does not allow fields to be overwritten after construction,
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but otherwise uses Pydantic's default behaviour.
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Ignoring unknown fields is a useful default. It means that clients can provide
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unstable field not known to the server without the request being refused outright.
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Subclassing in this way is recommended by
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https://pydantic-docs.helpmanual.io/usage/model_config/#change-behaviour-globally
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"""
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class Config:
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# By default, ignore fields that we don't recognise.
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extra = Extra.ignore
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# By default, don't allow fields to be reassigned after parsing.
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allow_mutation = False
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