mirror of
https://github.com/GSA/notifications-api.git
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94 lines
3.4 KiB
Python
94 lines
3.4 KiB
Python
import json
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from flask import current_app, jsonify, request
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from jsonschema import ValidationError as JsonSchemaValidationError
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from notifications_utils.recipients import InvalidEmailError
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from sqlalchemy.exc import DataError
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from sqlalchemy.orm.exc import NoResultFound
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from app.authentication.auth import AuthError
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from app.errors import InvalidRequest
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class TooManyRequestsError(InvalidRequest):
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status_code = 429
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message_template = 'Exceeded send limits ({}) for today'
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def __init__(self, sending_limit):
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self.message = self.message_template.format(sending_limit)
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class RateLimitError(InvalidRequest):
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status_code = 429
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message_template = 'Exceeded rate limit for key type {} of {} requests per {} seconds'
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def __init__(self, sending_limit, interval, key_type):
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# normal keys are spoken of as "live" in the documentation
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# so using this in the error messaging
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if key_type == 'normal':
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key_type = 'live'
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self.message = self.message_template.format(key_type.upper(), sending_limit, interval)
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class BadRequestError(InvalidRequest):
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message = "An error occurred"
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def __init__(self, fields=None, message=None, status_code=400):
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self.status_code = status_code
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self.fields = fields or []
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self.message = message if message else self.message
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class ValidationError(InvalidRequest):
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message = "Your notification has failed validation"
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def __init__(self, fields=None, message=None, status_code=400):
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self.status_code = status_code
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self.fields = fields or []
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self.message = message if message else self.message
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class PDFNotReadyError(BadRequestError):
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def __init__(self):
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super().__init__(message='PDF not available yet, try again later', status_code=400)
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def register_errors(blueprint):
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@blueprint.errorhandler(InvalidEmailError)
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def invalid_format(error):
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# Please not that InvalidEmailError is re-raised for InvalidEmail or InvalidPhone,
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# work should be done in the utils app to tidy up these errors.
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current_app.logger.info(error)
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return jsonify(status_code=400,
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errors=[{"error": error.__class__.__name__, "message": str(error)}]), 400
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@blueprint.errorhandler(InvalidRequest)
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def invalid_data(error):
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current_app.logger.info(error)
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response = jsonify(error.to_dict_v2()), error.status_code
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return response
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@blueprint.errorhandler(JsonSchemaValidationError)
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def validation_error(error):
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current_app.logger.info(error)
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return jsonify(json.loads(error.message)), 400
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@blueprint.errorhandler(NoResultFound)
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@blueprint.errorhandler(DataError)
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def no_result_found(e):
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current_app.logger.info(e)
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return jsonify(status_code=404,
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errors=[{"error": e.__class__.__name__, "message": "No result found"}]), 404
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@blueprint.errorhandler(AuthError)
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def auth_error(error):
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current_app.logger.info('API AuthError, client: {} error: {}'.format(request.headers.get('User-Agent'), error))
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return jsonify(error.to_dict_v2()), error.code
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@blueprint.errorhandler(Exception)
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def internal_server_error(error):
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current_app.logger.exception(error)
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return jsonify(status_code=500,
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errors=[{"error": error.__class__.__name__, "message": 'Internal server error'}]), 500
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