Module:Jcttop/core/sandbox

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This module implements {{jcttop/core}}.

The above documentation is transcluded from Module:Jcttop/core/doc. (edit | history)
Editors can experiment in this module's sandbox (edit | diff) and testcases (edit | run) pages.
Add categories to the /doc subpage. Subpages of this module.

local p = {}

-- Shorthands for library functions
local format = mw.ustring.format
local concat = table.concat
local insert = table.insert

local roadDataModule = require("Module:Road data")

local needSub1Col = true
local needSub2Col = true

local function location(args)
	local locns = roadDataModule.locations(args, "jcttop")
	if locns.indep_city then
		needSub1Col = false
		needSub2Col = false
		return locns.indep_city
	end
	if locns.sub1 then needSub1Col = false end
	if locns.sub2 then
		needSub2Col = false
		if locns.sub1 then
			return format("%s, %s", locns.sub2, locns.sub1)
		end
		return locns.sub2
	end
	return locns.sub1
end

local function hatnote(args)
	local isFormer = args.former == "yes"
	local text = {}

	if args.region_note then
		insert(text, args.region_note)
	end

	local hatnoteArg = args.hatnote
	if hatnoteArg then
		if hatnoteArg ~= "off" then
			insert(text, hatnoteArg)
		end
	else
		local location = location(args)
		if location then
			local verb = isFormer and 'was' or 'is'
			insert(text, format("The entire %s %s in %s.%s%s",
				args.type or 'route', verb, location,
				not needSub1Col and args.sub1_ref or "",
				not needSub2Col and args.sub2_ref or ""))
		end
	end

	if args.unnum == 'yes' then
		local verb = isFormer and 'were' or 'are'
		insert(text, format("All exits %s unnumbered.", verb))
	end

	return concat(text, " ")
end

local function header(args)
	local row = mw.html.create('tr')
	local region_col = args.region_col
	if region_col then
		row:tag('th'):attr('scope', 'col')
			:wikitext(mw.language.getContentLanguage():ucfirst(region_col))
	end

	if needSub1Col and not (args.nosub1 and args.nosub1 == "yes") then
		-- TODO transition to sub1_def
		row:tag('th'):attr('scope', 'col')
			:wikitext(args.sub1_def or args.sub1disp or args.sub1name, args.sub1_ref)
	end

	if needSub2Col then
		-- TODO transition to sub2_def
		row:tag('th'):attr('scope', 'col')
			:wikitext(args.sub2_def or args.location_def or 'Location', args.sub2_ref)
	end

	local altunit = args.altunit
	if altunit then
		row:tag('th'):attr('scope', 'col')
			:wikitext(altunit, args.altunit_ref)
	else
		local unit = args.length or args.unit
		if unit ~= 'off' then
			row:tag('th'):attr('scope', 'col')
				:wikitext(unit, args.length_ref)
			row:tag('th'):attr('scope', 'col')
				:wikitext(args.unit2)
		end
	end

	local exit = args[1]
	if exit == 'old' then
		row:tag('th'):attr('scope', 'col')
			:wikitext(args.old_def or 'Old exit', args.old_ref)
		row:tag('th'):attr('scope', 'col')
			:wikitext(args.exit_def or 'New exit', args.exit_ref)
	elseif exit == 'exit' then
		row:tag('th'):attr('scope', 'col')
			:wikitext(args.exit_def or 'Exit', args.exit_ref)
	end

	if args[2] == 'name' then
		row:tag('th'):attr('scope', 'col')
			:wikitext(args.name_def or 'Name', args.name_ref)
	end

	row:tag('th'):attr('scope', 'col')
		:wikitext(args.dest_def or 'Destinations', args.dest_ref)

	row:tag('th'):attr('scope', 'col')
		:wikitext(args.notes_def or 'Notes', args.notes_ref)

	return '\n{| class="plainrowheaders wikitable"\n' .. tostring(row)
end

---
-- Generate a hatnote and the header row for a junction-list table.
-- Accessible from other Lua modules.
function p._jcttop(args)
	return hatnote(args) .. header(args)
end

--- Entry function for {{jcttop/core}}
function p.jcttop(frame)
	-- Import module function to work with passed arguments
	local getArgs = require('Module:Arguments').getArgs
	-- Gather passed arguments into easy-to-use table
	local args = getArgs(frame)
	return p._jcttop(args)
end

return p