Someone

	if (string.find(text, "$realm", 1, true)) then --realm name
		local name, realm = UnitName(unit) 
		if (string.find(unit, "player", 1, true)) then
			realm = "";
		elseif not realm then
			realm = "";
		end			
		text = string.gsub(text, "$realm", realm);
	end

	if (string.find(text, "$drealm", 1, true)) then --realm name with a preceeding dash
		local name, realm = UnitName(unit)
		if (string.find(unit, "player", 1, true)) then
			realm = "";
		elseif not realm then
			realm = "";
		else 
			realm = "-"..realm;
		end
		text = string.gsub(text, "$drealm", realm);
	end