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# IVLE - Informatics Virtual Learning Environment
# Copyright (C) 2007-2009 The University of Melbourne
#
# This program 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.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
class HTTPError(Exception):
'''A base class for all HTTP errors.'''
message = None
def __init__(self, message=None):
# Only override the builtin one if it's actually specified.
if message:
self.message = message
class BadRequest(HTTPError):
codename = 'Bad Request'
message = 'Your browser sent a request that IVLE did not understand.'
code = 400
class Unauthorized(HTTPError):
codename = 'Unauthorized'
message = 'You are not allowed to view this part of IVLE.'
code = 401
class Forbidden(HTTPError):
codename = 'Forbidden'
message = 'You are not allowed to view this part of IVLE.'
code = 403
class NotFound(HTTPError):
codename = 'Not Found'
message = 'The requested path does not exist.'
code = 404
class MethodNotAllowed(HTTPError):
def __init__(self, allowed, *args, **kwargs):
self.allowed = allowed
super(HTTPError, self).__init__(*args, **kwargs)
codename = 'Method Not Allowed'
message = '''Your browser sent a request to IVLE using the wrong method.
This is probably a bug in IVLE; please report it to the administrators.'''
code = 405
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