tibia-client/modules/gamelib/protocolgame.lua

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local opcodeCallbacks = {}
local extendedCallbacks = {}
function ProtocolGame:onOpcode(opcode, msg)
for i, callback in pairs(opcodeCallbacks) do
if i == opcode then
callback(self, msg)
return true
end
end
return false
end
function ProtocolGame:onExtendedOpcode(opcode, buffer)
local callback = extendedCallbacks[opcode]
if callback then
callback(self, opcode, buffer)
end
end
function ProtocolGame.registerOpcode(opcode, callback)
if opcodeCallbacks[opcode] then
error('opcode ' .. opcode .. ' already registered will be overriden')
end
opcodeCallbacks[opcode] = callback
end
function ProtocolGame.unregisterOpcode(opcode)
opcodeCallbacks[opcode] = nil
end
function ProtocolGame.registerExtendedOpcode(opcode, callback)
if not callback or type(callback) ~= 'function' then
error('Invalid callback.')
end
if opcode < 0 or opcode > 255 then
error('Invalid opcode. Range: 0-255')
end
if extendedCallbacks[opcode] then
error('Opcode is already taken.')
end
extendedCallbacks[opcode] = callback
end
function ProtocolGame.unregisterExtendedOpcode(opcode)
if opcode < 0 or opcode > 255 then
error('Invalid opcode. Range: 0-255')
end
if not extendedCallbacks[opcode] then
error('Opcode is not registered.')
end
extendedCallbacks[opcode] = nil
end