Mercurial > wow > askmrrobot
diff Libs/LibDataBroker-1.1/LibDataBroker-1.1.lua @ 57:01b63b8ed811 v21
total rewrite to version 21
author | yellowfive |
---|---|
date | Fri, 05 Jun 2015 11:05:15 -0700 |
parents | e75889a45130 |
children |
line wrap: on
line diff
--- a/Libs/LibDataBroker-1.1/LibDataBroker-1.1.lua Tue Feb 24 21:50:13 2015 -0800 +++ b/Libs/LibDataBroker-1.1/LibDataBroker-1.1.lua Fri Jun 05 11:05:15 2015 -0700 @@ -1,90 +1,90 @@ - -assert(LibStub, "LibDataBroker-1.1 requires LibStub") -assert(LibStub:GetLibrary("CallbackHandler-1.0", true), "LibDataBroker-1.1 requires CallbackHandler-1.0") - -local lib, oldminor = LibStub:NewLibrary("LibDataBroker-1.1", 4) -if not lib then return end -oldminor = oldminor or 0 - - -lib.callbacks = lib.callbacks or LibStub:GetLibrary("CallbackHandler-1.0"):New(lib) -lib.attributestorage, lib.namestorage, lib.proxystorage = lib.attributestorage or {}, lib.namestorage or {}, lib.proxystorage or {} -local attributestorage, namestorage, callbacks = lib.attributestorage, lib.namestorage, lib.callbacks - -if oldminor < 2 then - lib.domt = { - __metatable = "access denied", - __index = function(self, key) return attributestorage[self] and attributestorage[self][key] end, - } -end - -if oldminor < 3 then - lib.domt.__newindex = function(self, key, value) - if not attributestorage[self] then attributestorage[self] = {} end - if attributestorage[self][key] == value then return end - attributestorage[self][key] = value - local name = namestorage[self] - if not name then return end - callbacks:Fire("LibDataBroker_AttributeChanged", name, key, value, self) - callbacks:Fire("LibDataBroker_AttributeChanged_"..name, name, key, value, self) - callbacks:Fire("LibDataBroker_AttributeChanged_"..name.."_"..key, name, key, value, self) - callbacks:Fire("LibDataBroker_AttributeChanged__"..key, name, key, value, self) - end -end - -if oldminor < 2 then - function lib:NewDataObject(name, dataobj) - if self.proxystorage[name] then return end - - if dataobj then - assert(type(dataobj) == "table", "Invalid dataobj, must be nil or a table") - self.attributestorage[dataobj] = {} - for i,v in pairs(dataobj) do - self.attributestorage[dataobj][i] = v - dataobj[i] = nil - end - end - dataobj = setmetatable(dataobj or {}, self.domt) - self.proxystorage[name], self.namestorage[dataobj] = dataobj, name - self.callbacks:Fire("LibDataBroker_DataObjectCreated", name, dataobj) - return dataobj - end -end - -if oldminor < 1 then - function lib:DataObjectIterator() - return pairs(self.proxystorage) - end - - function lib:GetDataObjectByName(dataobjectname) - return self.proxystorage[dataobjectname] - end - - function lib:GetNameByDataObject(dataobject) - return self.namestorage[dataobject] - end -end - -if oldminor < 4 then - local next = pairs(attributestorage) - function lib:pairs(dataobject_or_name) - local t = type(dataobject_or_name) - assert(t == "string" or t == "table", "Usage: ldb:pairs('dataobjectname') or ldb:pairs(dataobject)") - - local dataobj = self.proxystorage[dataobject_or_name] or dataobject_or_name - assert(attributestorage[dataobj], "Data object not found") - - return next, attributestorage[dataobj], nil - end - - local ipairs_iter = ipairs(attributestorage) - function lib:ipairs(dataobject_or_name) - local t = type(dataobject_or_name) - assert(t == "string" or t == "table", "Usage: ldb:ipairs('dataobjectname') or ldb:ipairs(dataobject)") - - local dataobj = self.proxystorage[dataobject_or_name] or dataobject_or_name - assert(attributestorage[dataobj], "Data object not found") - - return ipairs_iter, attributestorage[dataobj], 0 - end -end + +assert(LibStub, "LibDataBroker-1.1 requires LibStub") +assert(LibStub:GetLibrary("CallbackHandler-1.0", true), "LibDataBroker-1.1 requires CallbackHandler-1.0") + +local lib, oldminor = LibStub:NewLibrary("LibDataBroker-1.1", 4) +if not lib then return end +oldminor = oldminor or 0 + + +lib.callbacks = lib.callbacks or LibStub:GetLibrary("CallbackHandler-1.0"):New(lib) +lib.attributestorage, lib.namestorage, lib.proxystorage = lib.attributestorage or {}, lib.namestorage or {}, lib.proxystorage or {} +local attributestorage, namestorage, callbacks = lib.attributestorage, lib.namestorage, lib.callbacks + +if oldminor < 2 then + lib.domt = { + __metatable = "access denied", + __index = function(self, key) return attributestorage[self] and attributestorage[self][key] end, + } +end + +if oldminor < 3 then + lib.domt.__newindex = function(self, key, value) + if not attributestorage[self] then attributestorage[self] = {} end + if attributestorage[self][key] == value then return end + attributestorage[self][key] = value + local name = namestorage[self] + if not name then return end + callbacks:Fire("LibDataBroker_AttributeChanged", name, key, value, self) + callbacks:Fire("LibDataBroker_AttributeChanged_"..name, name, key, value, self) + callbacks:Fire("LibDataBroker_AttributeChanged_"..name.."_"..key, name, key, value, self) + callbacks:Fire("LibDataBroker_AttributeChanged__"..key, name, key, value, self) + end +end + +if oldminor < 2 then + function lib:NewDataObject(name, dataobj) + if self.proxystorage[name] then return end + + if dataobj then + assert(type(dataobj) == "table", "Invalid dataobj, must be nil or a table") + self.attributestorage[dataobj] = {} + for i,v in pairs(dataobj) do + self.attributestorage[dataobj][i] = v + dataobj[i] = nil + end + end + dataobj = setmetatable(dataobj or {}, self.domt) + self.proxystorage[name], self.namestorage[dataobj] = dataobj, name + self.callbacks:Fire("LibDataBroker_DataObjectCreated", name, dataobj) + return dataobj + end +end + +if oldminor < 1 then + function lib:DataObjectIterator() + return pairs(self.proxystorage) + end + + function lib:GetDataObjectByName(dataobjectname) + return self.proxystorage[dataobjectname] + end + + function lib:GetNameByDataObject(dataobject) + return self.namestorage[dataobject] + end +end + +if oldminor < 4 then + local next = pairs(attributestorage) + function lib:pairs(dataobject_or_name) + local t = type(dataobject_or_name) + assert(t == "string" or t == "table", "Usage: ldb:pairs('dataobjectname') or ldb:pairs(dataobject)") + + local dataobj = self.proxystorage[dataobject_or_name] or dataobject_or_name + assert(attributestorage[dataobj], "Data object not found") + + return next, attributestorage[dataobj], nil + end + + local ipairs_iter = ipairs(attributestorage) + function lib:ipairs(dataobject_or_name) + local t = type(dataobject_or_name) + assert(t == "string" or t == "table", "Usage: ldb:ipairs('dataobjectname') or ldb:ipairs(dataobject)") + + local dataobj = self.proxystorage[dataobject_or_name] or dataobject_or_name + assert(attributestorage[dataobj], "Data object not found") + + return ipairs_iter, attributestorage[dataobj], 0 + end +end