infobox Road/Sections

local p = {}  local function terminus_a(num, args) local direction = args["direction_a" .. num] or args.direction_a or '' local label if direction ~= '' then label = direction .. " end:" else label = "Từ:" end local data = args["terminus_a" .. num] return label, data end  local function terminus_b(num, args) local direction = args["direction_b" .. num] or args.direction_b or '' local label if direction ~= '' then label = direction .. " end:" else label = "Đến:" end local data = args["terminus_b" .. num] return label, data end  function p._section(num, args) local lead = --[[5 * num +]] 1 local parameters = {["label" .. (lead + 1)] = "Chiều dài:", ["label" .. (lead + 3)] = "Giao lộ
chính:", child = "yes", decat = "yes", labelstyle = "text-align:right"} local data = {}  local title = args["section" .. num] or "Phần " .. num --parameters["header" .. lead] = title parameters.title = title  local lengthModule = require "Mô đun:Infobox road/length" data[lead + 1] = lengthModule._length(num, args) parameters["label" .. (lead + 2)], data[lead + 2] = terminus_a(num, args) data[lead + 3] = args["junction" .. num] parameters["label" .. (lead + 4)], data[lead + 4] = terminus_b(num, args)  local hasData = false for k,v in pairs(data) do hasData = true break end if not(hasData) then return '' end  for k,v in pairs(data) do parameters["data" .. k] = v end  local infoboxModule = require 'Mô đun:Infobox' return infoboxModule.infobox(parameters) end  function p.section(frame) local pframe = frame:getParent() local config = frame.args -- the arguments passed BY the template, in the wikitext of the template itself local args = pframe.args -- the arguments passed TO the template, in the wikitext that transcludes the template  local num = config.num return p._section(num, args) end  local function loop(args) local ring_road = args.ring_road or '' if ring_road ~= '' then return "[[Ring road]] around " .. ring_road end local beltway_city = args.beltway_city or '' if beltway_city ~= '' then return "[[Beltway]] around " .. beltway_city end local orbital = args.orbital or '' if orbital ~= '' then return "[[Orbital road|Orbital]] around " .. orbital end local loop = args.loop or '' if loop ~= '' then return "[[Loop road|Loop]] around " .. loop end local tloop = args.tloop or '' if tloop == 'none' then return "Vòng lặp du lịch" elseif tloop ~= '' then return "Du lịch vòng quanh " .. tloop end return nil end  function p._main(args) local lead = --[[5 * num +]] 1 local parameters = {["label" .. (lead + 3)] = " ", child = "yes", decat = "yes", labelstyle = "text-align:right"} local data = {}  local title = args.section0 or "Giao lộ chính" --parameters["header" .. lead] = title parameters.title = title  data[lead + 1] = loop(args) parameters["label" .. (lead + 2)], data[lead + 2] = terminus_a('', args) data[lead + 3] = args.junction parameters["label" .. (lead + 4)], data[lead + 4] = terminus_b('', args)  local hasData = false for k,v in pairs(data) do hasData = true break end if not(hasData) then return '' end  for k,v in pairs(data) do parameters["data" .. k] = v end  local infoboxModule = require 'Mô đun:Infobox' return infoboxModule.infobox(parameters) end  function p.main(frame) local pframe = frame:getParent() local config = frame.args -- the arguments passed BY the template, in the wikitext of the template itself local args = pframe.args -- the arguments passed TO the template, in the wikitext that transcludes the template  return p._main(args) end  return p