Module:Infobox road/length/sandbox

Module documentation[create] [purge]

You might want to create a documentation page for this Scribunto module.
Editors can experiment in this module's sandbox (edit | diff) and testcases (create) pages.
Add categories to the /doc subpage. Subpages of this module.

local p = {}

local concat = table.concat
local insert = table.insert
local format = mw.ustring.format
local frame = mw.getCurrentFrame()

function p._length(num, args)
	local km = args["length_km" .. num] or ''
    local mi = args["length_mi" .. num] or ''
    local ref = args["length_ref" .. num] or ''
    local notes = args["length_notes" .. num] or ''

    local first, second, unit
    if mi ~= '0' and km == '' then
        first = mi
        second = km
        unit = "mi"
    else
        first = km
        second = mi
        unit = "km"
    end
    local conversion
    if mi == '0' and km == '0' then
        return
	else
    	return frame:expandTemplate{ title = 'cvt', args = { first, unit, disp = 'out'}}
    end
    	
    local text = { first .. ' ' .. unit .. ref .. ' (' .. conversion .. ')' }
    if notes ~= '' then
        insert(text, "<div style='font-size:88%;'>" .. notes .. "</div>")
    end
    return concat(text)
end
    

function p.length(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 or ''
    return p._length(num, args)
end

return p