Module:PortableNavbox

Documentation for this module may be created at Module:PortableNavbox/doc

-- <nowiki>
local p = {}

local yesno = require('Module:Yesno')
local title = mw.title.getCurrentTitle()

function tohex(color)
	color = string.lower(color)
	color = string.gsub(color, '^%#', '')
	local hex = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'}
	local red, green, blue
	if string.find(color, 'rgb') then
		red, green, blue = string.match(color, '%(%s*(%d+)%s*%,%s*(%d+)%s*%,%s*(%d+)')
	elseif string.find(color, 'hsl') then -- https://en.wikipedia.org/wiki/HSL_and_HSV#HSL_to_RGB
		local hue, sat, light = string.match(color, '%(%s*(%d+)[%s%,]+(%d+)%%[%s%,]+(%d+)%%')
		hue = hue/60
		sat = sat/100
		light = light/100
		local chroma = (1 - math.abs(2*light - 1))*sat
		local x = chroma*(1 - math.abs(math.fmod(hue,2) - 1))
		local r1, g1, b1
		if hue <1 then
			r1 = chroma
			g1 = x
			b1 = 0
		elseif hue <2 then
			r1 = x
			g1 = chroma
			b1 = 0
		elseif hue <3 then
			r1 = 0
			g1 = chroma
			b1 = x
		elseif hue <4 then
			r1 = 0
			g1 = x
			b1 = chroma
		elseif hue <5 then
			r1 = x
			g1 = 0
			b1 = chroma
		else
			r1 = chroma
			g1 = 0
			b1 = x
		end
		local m = light - chroma/2
		red = math.floor((r1 + m)*255 +0.5)
		green = math.floor((g1 + m)*255 +0.5)
		blue = math.floor((b1 + m)*255 +0.5) 
	end
	if red then
		red = red/16
		green = green/16
		blue = blue/16
		return hex[math.floor(red) +1] .. hex[math.floor(math.fmod(red,1)*16) +1] .. hex[math.floor(green) +1] .. hex[math.floor(math.fmod(green,1)*16) +1] .. hex[math.floor(blue) +1] .. hex[math.floor(math.fmod(blue,1)*16) +1]
	end
	if string.len(color) == 4 then
		color = string.sub(color,1,3)
	elseif string.len(color) == 8 then
		color = string.sub(color,1,6)
	end
	return color
end

function p.main(frame)
    local args = frame:getParent().args
    local contents = {
        '<infobox theme="',
        args.theme or 'navbox',
        '"'
    }
    if args.type then
        table.insert(contents, ' type="' .. args.type .. '"')
    end
    if args['header-background'] then
    	table.insert(contents, ' accent-color-default="' .. tohex(args['header-background']) .. '"')
    end
    if args['header-text'] then
    	table.insert(contents, ' accent-color-text-default="' .. tohex(args['header-text']) .. '"')
    end
    if yesno(args.stacked, false) then
        table.insert(contents, ' layout="stacked"')
    end
    table.insert(contents, '><group')
    if args.collapse ~= nil then
		if yesno(args.collapse, true) then --Collapse true: close
	        table.insert(contents, ' collapse="closed"')
    	else --Collapse false: open
        	table.insert(contents, ' collapse="open"')
        end
    end
    table.insert(contents, '>')
    if args[1] then
        table.insert(contents, '<header>')
        table.insert(contents, mw.text.trim(args[1]))
        table.insert(contents, '</header>')
    end
    for k, v in ipairs(args) do
        local i = tonumber(k)
        if i and v and i > 1 then
            i = i - 2
            if i % 2 == 0 then
                table.insert(contents, '<data><label>')
                table.insert(contents, mw.text.trim(v))
                table.insert(contents, '</label>')
            else
                local r = mw.ustring.gsub(mw.text.trim(v), table.concat({' ', args.separator or '!', ' '}), '&#32;•&#160;')
                table.insert(contents, '<default>')
                table.insert(contents, mw.text.trim(r))
                table.insert(contents, '</default></data>')
            end
        end
    end
    table.insert(contents, '</group></infobox>')
    contents = table.concat(contents)
    if
        title.namespace ~= 829 or
        title.subpageText ~= 'testcases'
    then
        contents = frame:preprocess(contents)
    end
    return contents
end

return p