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from django.core import exceptions
from django.utils.translation import ugettext as _
class DeploymentError(exceptions.ImproperlyConfigured):
"""raised when there is some error with deployment"""
pass
class LoginRequired(exceptions.PermissionDenied):
"""raised when an operation required a logged
in user"""
def __init__(self, msg = None):
if msg is None:
msg = _('Sorry, but anonymous visitors cannot access this function')
super(LoginRequired, self).__init__(msg)
class InsufficientReputation(exceptions.PermissionDenied):
"""exception class to indicate that permission
was denied due to insufficient reputation
"""
pass
class AnswerAlreadyGiven(exceptions.PermissionDenied):
"""Raised when user attempts to post a second answer
to the same question"""
pass
class DuplicateCommand(exceptions.PermissionDenied):
"""exception class to indicate that something
that can happen only once was attempted for the second time
"""
pass
class EmailNotSent(exceptions.ImproperlyConfigured):
"""raised when email cannot be sent
due to some mis-configurations on the server
"""
pass
class QuestionHidden(exceptions.PermissionDenied):
"""raised when user cannot see deleted question
"""
pass
class AnswerHidden(exceptions.PermissionDenied):
"""raised when user cannot see deleted answer
"""
pass
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