chat.lua

local addmsg = ChatFrame1.AddMessage
local function hook(frame, text, ...)
	if text:find(gsub(ERR_AUCTION_SOLD_S,'%%s', '')) then  -- "A buyer has been found for your auction of %s."
		local itemname = text:match(gsub(ERR_AUCTION_SOLD_S, '%%s', '(.+)'))
		text = "|cffef4341"..BUTTON_LAG_AUCTIONHOUSE.."|r - |cffBCD8FF"..ITEM_SOLD_COLON.."|r "
		local _, solditem = GetItemInfo(itemname)
		if solditem then
			text = text..solditem
		else
			text = text..itemname
		end
	end 
	return addmsg(frame, text, ...)
end

for i = 1, NUM_CHAT_WINDOWS do
	_G["ChatFrame"..i].AddMessage = hook
end