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Fixed the reloading sets.Set bug more cleanly.

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This commit is contained in:
Jeremy Fincher 2003-11-03 23:23:28 +00:00
parent c362784a2e
commit 944ef33dce
1 changed files with 20 additions and 15 deletions
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35
src/ircdb.py
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@ -104,7 +104,8 @@ _invert = invertCapability
class CapabilitySet(sets.Set):
"""A subclass of set handling basic capability stuff."""
def __init__(self, capabilities=()):
super(CapabilitySet, self).__init__()
self.__parent = super(CapabilitySet, self)
self.__parent.__init__()
for capability in capabilities:
self.add(capability)
@ -112,20 +113,20 @@ class CapabilitySet(sets.Set):
"""Adds a capability to the set."""
capability = ircutils.toLower(capability)
inverted = _invert(capability)
if super(CapabilitySet, self).__contains__(inverted):
super(CapabilitySet, self).remove(inverted)
super(CapabilitySet, self).add(capability)
if self.__parent.__contains__(inverted):
self.__parent.remove(inverted)
self.__parent.add(capability)
def remove(self, capability):
"""Removes a capability from the set."""
capability = ircutils.toLower(capability)
super(CapabilitySet, self).remove(capability)
self.__parent.remove(capability)
def __contains__(self, capability):
capability = ircutils.toLower(capability)
if super(CapabilitySet, self).__contains__(capability):
if self.__parent.__contains__(capability):
return True
if super(CapabilitySet, self).__contains__(_invert(capability)):
if self.__parent.__contains__(_invert(capability)):
return True
else:
return False
@ -135,9 +136,9 @@ class CapabilitySet(sets.Set):
'allowed' given its (or its anticapability's) presence in the set.
"""
capability = ircutils.toLower(capability)
if super(CapabilitySet, self).__contains__(capability):
if self.__parent.__contains__(capability):
return True
elif super(CapabilitySet, self).__contains__(_invert(capability)):
elif self.__parent.__contains__(_invert(capability)):
return False
else:
raise KeyError, capability
@ -149,14 +150,18 @@ class CapabilitySet(sets.Set):
antiOwner = makeAntiCapability('owner')
class UserCapabilitySet(CapabilitySet):
"""A subclass of CapabilitySet to handle the owner capability correctly."""
def __init__(self, *args, **kwargs):
self.__parent = super(UserCapabilitySet, self)
self.__parent.__init__(*args, **kwargs)
def __contains__(self, capability):
capability = ircutils.toLower(capability)
if capability == 'owner' or capability == antiOwner:
return True
elif super(UserCapabilitySet, self).__contains__('owner'):
elif self.__parent.__contains__('owner'):
return True
else:
return super(UserCapabilitySet, self).__contains__(capability)
return self.__parent.__contains__(capability)
def check(self, capability):
"""Returns the appropriate boolean for whether a given capability is
@ -166,23 +171,23 @@ class UserCapabilitySet(CapabilitySet):
"""
capability = ircutils.toLower(capability)
if capability == 'owner' or capability == antiOwner:
if super(UserCapabilitySet, self).__contains__('owner'):
if self.__parent.__contains__('owner'):
return not isAntiCapability(capability)
else:
return isAntiCapability(capability)
elif super(UserCapabilitySet, self).__contains__('owner'):
elif self.__parent.__contains__('owner'):
if isAntiCapability(capability):
return False
else:
return True
else:
return super(UserCapabilitySet, self).check(capability)
return self.__parent.check(capability)
def add(self, capability):
"""Adds a capability to the set. Just make sure it's not -owner."""
capability = ircutils.toLower(capability)
assert capability != '-owner', '"-owner" disallowed.'
super(UserCapabilitySet, self).add(capability)
self.__parent.add(capability)
class IrcUser(object):
"""This class holds the capabilities and authentications for a user."""