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errors.py
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Tue, Jul 30, 02:50

errors.py
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# -*- coding: utf-8 -*-
#
# This file is part of Invenio.
# Copyright (C) 2014 CERN.
#
# Invenio is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# Invenio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Invenio; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""Errors for tags."""
class TagError(Exception):
"""Generic error for Tags."""
def __init__(self, error_msg=None, status_code=None):
"""Initialization."""
super(TagError, self).__init__()
self.error_msg = error_msg or self.__class__.__name__
self.status_code = status_code or 400
def __str__(self):
"""String representation of message."""
return repr("Error message: %s , Error code: %s"
% (self.error_msg, self.error_code))
class TagNotCreatedError(TagError):
"""Error indicating that a tag cannot be created."""
pass
class TagNotUpdatedError(TagError):
"""Error indicating that a tag cannot be updated."""
pass
class TagNotFoundError(TagError):
"""Error indicating that a tag cannot be found."""
def __init__(self, error_msg=None, status_code=None):
"""Initialization."""
super(TagNotFoundError, self).__init__(error_msg, status_code=404)
class TagNotDeletedError(TagError):
"""Error indicating that a tag cannot be deleted."""
pass
class TagsNotFetchedError(TagError):
"""Error indicating that a list of tags cannot be fetched."""
pass
class TagOwnerError(TagError):
"""Error indicating unauthorized tag access."""
pass
class TagValidationError(TagError):
"""Error indicating invalid tag."""
def __init__(self, error_msg=None, status_code=400,
error_list=[]):
"""Initialization."""
super(TagValidationError, self).__init__(error_msg, status_code)
self.error_list = error_list
class TagRecordAssociationError(TagError):
"""Error indicating inability to associate a tag with a record."""
pass
class RecordNotFoundError(TagError):
"""Error indicating that a record cannot be found."""
def __init__(self, error_msg=None, status_code=None):
"""Initialization."""
super(RecordNotFoundError, self).__init__(error_msg, status_code=404)

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