cuberite-2a/MCServer/Plugins/Core/onkilling.lua

function OnKilling(Victim, Killer)
	if (Killer == nil) then
		local KilledPlayer = tolua.cast(Victim, "cPlayer")
		if( not KilledPlayer:IsA("cPlayer") or KilledPlayer == nil ) then
			return false
		end

		local Server = cRoot:Get():GetServer()
		Server:SendMessage( cChatColor.Red .. KilledPlayer:GetName() .. " died" )
	else
		local KilledPlayer = tolua.cast(Victim, "cPlayer")
		if( not KilledPlayer:IsA("cPlayer") or KilledPlayer == nil ) then
			return false
		end
		local KillerPlayer = tolua.cast(Killer, "cPlayer")
		if( not KillerPlayer:IsA("cPlayer") or KillerPlayer == nil ) then
			return false
		end

		local Server = cRoot:Get():GetServer()
		Server:SendMessage( cChatColor.Red .. KilledPlayer:GetName() .. " was killed by " .. KillerPlayer:GetName() .. "!" )
	end
	return false
end