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"""Custom validator for the Annif API.""" |
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import logging |
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import jsonschema |
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from connexion import decorators |
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from connexion.exceptions import BadRequestProblem |
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from connexion.utils import is_null |
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logger = logging.getLogger("openapi.validation") |
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class CustomRequestBodyValidator(decorators.validation.RequestBodyValidator): |
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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): |
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super().__init__(*args, **kwargs) |
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def validate_schema(self, data, url): |
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"""Validate the request body against the schema.""" |
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if self.is_null_value_valid and is_null(data): |
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return None # pragma: no cover |
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try: |
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self.validator.validate(data) |
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except jsonschema.ValidationError as exception: |
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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 = self._error_path_message(exception=exception) |
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logger.error( |
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"{url} validation error: {error}{error_path_msg}".format( |
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url=url, error=exception.message, error_path_msg=error_path_msg |
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), |
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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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return None |
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