Custom player names in garrysmod

shared.lua

local plymeta = FindMetaTable("Player")

if not plymeta.SteamName then -- Makes sure we don't override them more than once
	local getPlyName = function(self)
		if #self:GetNWString("CustomName", "") > 0 then
			return self:GetNWString("CustomName")
		else
			return self:SteamName()
		end
	end
	plymeta.SteamName = plymeta.Nick -- Create the SteamName method so we can still get the actual name
	plymeta.Nick = getPlyName
	plymeta.Name = getPlyName
	plymeta.GetName = getPlyName

	if SERVER then
		function plymeta:SetCustomName(name)
			self:SetNWString("CustomName", name)
		end
	end
end