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# IVLE - Informatics Virtual Learning Environment
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# Copyright (C) 2007-2009 The University of Melbourne
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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class HTTPError(Exception):
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'''A base class for all HTTP errors.'''
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def __init__(self, message=None):
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# Only override the builtin one if it's actually specified.
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self.message = message
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class BadRequest(HTTPError):
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codename = 'Bad Request'
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message = 'Your browser sent a request that IVLE did not understand.'
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class Unauthorized(HTTPError):
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codename = 'Unauthorized'
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message = 'You are not allowed to view this part of IVLE.'
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class Forbidden(HTTPError):
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codename = 'Forbidden'
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message = 'You are not allowed to view this part of IVLE.'
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class NotFound(HTTPError):
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codename = 'Not Found'
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message = 'The requested path does not exist.'
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class MethodNotAllowed(HTTPError):
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def __init__(self, allowed, *args, **kwargs):
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self.allowed = allowed
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super(HTTPError, self).__init__(*args, **kwargs)
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codename = 'Method Not Allowed'
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message = '''Your browser sent a request to IVLE using the wrong method.
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This is probably a bug in IVLE; please report it to the administrators.'''