Módulo:Subject bar

A documentação para este módulo pode ser criada na página Módulo:Subject bar/doc

require('strict')
local sisterBar = nil
local portalBar = nil
local compressSparseArray = nil
local getArgs = require('Module:Arguments').getArgs
local yesNo = require('Module:Yesno')
local p = {}
local sisters = {'commons','species','voy','n','wikt','b','q','s','v','d'}
local function findNumericArgs(key, args)
	local pattern = "^"..key.."_?(%d+)$"  -- pattern to match
	local values = {}
	for k, v in pairs(args) do  --- loop through all arguments
		local ord = tonumber(mw.ustring.match(k,pattern)) --- if "foo_?%d+", extract number
		if ord then
			values[ord] = v
		end
	end
	if args[key] ~= nil then
		values[1] = args[key]
	end
	values = compressSparseArray(values)  --- squeeze out gaps/nils in values, keep ordering
	return values
end
function p._main(args)
	local result = ""
		
	local hasPortal = false
	for key, _ in pairs(args) do
		if mw.ustring.sub(key,1,6) == 'portal' or tonumber(key) then
			hasPortal = true
			break
		end
	end
	
	if hasPortal then
		portalBar = require('Module:Portal bar')._main
		compressSparseArray = require('Module:TableTools').compressSparseArray
		local portalList = findNumericArgs("portal",args)
		for _, positional in ipairs(args) do
			table.insert(portalList, positional)
		end
		result = portalBar(portalList, {tracking=args.tracking, qid=args.qid})
	end
	
	local hasSister = yesNo(args.auto,true)
	for _, sister in ipairs(sisters) do
		if hasSister then
			break
		end
		if yesNo(args[sister],true) or yesNo(args[sister..'-search'],true) then
			hasSister = true
		end
	end
	if hasSister then
		sisterBar = require('Module:Sister project links')._main
		local sisterArgs = {auto=1, bar=1}
		sisterArgs[1] = args.search
		for _, k in ipairs({'author','commonscat','display','tracking','qid'}) do
			sisterArgs[k] = args[k]
		end
					for _, t in ipairs(sisters) do
						sisterArgs[t] = args[t..'-search'] or args[t]
					end
		result = result..sisterBar(sisterArgs)
	end
	return result
end
function p.main(frame)
				-- If called via #invoke, use the args passed into the invoking template,
				-- or the args passed to #invoke if any exist. Otherwise assume args are
				-- being passed directly in from the debug console or from another Lua module.
				local args = getArgs(frame)
				return p._main(args)
end
return p