~launchpad-pqm/launchpad/devel

# Copyright 2011 Canonical Ltd.  This software is licensed under the

# GNU Affero General Public License version 3 (see the file LICENSE).

__metaclass__ = type

__all__ = [

    'AddAnswerContactError',

    'FAQTargetError',

    'InvalidQuestionStateError',

    'NotAnswerContactError',

    'NotMessageOwnerError',

    'NotQuestionOwnerError',

    'QuestionTargetError',

    ]

import httplib

from lazr.restful.declarations import error_status

@error_status(httplib.BAD_REQUEST)

class AddAnswerContactError(ValueError):

    """The person cannot be an answer contact.

    An answer contacts must be a valid user or team that has a preferred

    language.

    """

@error_status(httplib.BAD_REQUEST)

class FAQTargetError(ValueError):

    """The target must be an `IFAQTarget`."""

@error_status(httplib.BAD_REQUEST)

class InvalidQuestionStateError(ValueError):

    """Error raised when the question is in an invalid state.

    Error raised when a workflow action cannot be executed because the

    question would be in an invalid state.

    """

@error_status(httplib.BAD_REQUEST)

class NotAnswerContactError(ValueError):

    """The person must be an answer contact."""

@error_status(httplib.BAD_REQUEST)

class NotMessageOwnerError(ValueError):

    """The person be the the message owner."""

@error_status(httplib.BAD_REQUEST)

class NotQuestionOwnerError(ValueError):

    """The person be the the question owner."""

@error_status(httplib.BAD_REQUEST)

class QuestionTargetError(ValueError):

    """The target must be an `IQueastionTarget`."""