doPlayerAddAdvancedFrag [Database]

function doPlayerAddAdvancedFrag(cid, value)
    playerID = getPlayerGUID(cid)
    tx = db.getResult("SELECT `id`, `point` FROM `players` WHERE `id` = '"..playerID.."';")
    if(tx:getID() ~= -1)then
        info = tx:getDataInt("point")
        mod = string.find(tostring(value), "-")
        if mod then
            for w in string.gmatch(value, "%d+") do
                f = w
            end
            nvalue = (info - f)
            if nvalue <= 0 then
                nvalue = 0
            end
        else
            nvalue = (info + value)
        end
        db.executeQuery("UPDATE `players` SET `point` = ".. nvalue .." WHERE `player_id` = " .. playerID .. ";")
    end
return true
end