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"""Custom validator for the Annif API.""" |
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from __future__ import annotations |
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import logging |
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from typing import Any |
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from connexion.exceptions import BadRequestProblem |
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from connexion.json_schema import format_error_with_path |
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from connexion.validators import JSONRequestBodyValidator |
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from jsonschema.exceptions import ValidationError |
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logger = logging.getLogger("openapi.validation") |
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class CustomRequestBodyValidator(JSONRequestBodyValidator): |
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"""Custom request body validator that overrides the default error message for the |
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'maxItems' validator for the 'documents' property.""" |
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def __init__(self, *args, **kwargs) -> None: |
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super().__init__(*args, **kwargs) |
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def _validate(self, body: Any) -> dict | None: |
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if not self._nullable and body is None: |
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raise BadRequestProblem("Request body must not be empty") |
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try: |
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return self._validator.validate(body) |
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except ValidationError as exception: |
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# Prevent logging request body with contents of all documents |
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if exception.validator == "maxItems" and list(exception.schema_path) == [ |
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"properties", |
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"documents", |
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"maxItems", |
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]: |
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exception.message = "too many items" |
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error_path_msg = format_error_with_path(exception=exception) |
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logger.error( |
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f"Validation error: {exception.message}{error_path_msg}", |
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extra={"validator": "body"}, |
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) |
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raise BadRequestProblem(detail=f"{exception.message}{error_path_msg}") |
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NatLibFi /
Annif
