モジュール:Collapsible list/sandbox

-- This module implements .
local p = {}
local function gettitlestyletracking( ts )
	if not ts then return  end
	ts = mw.ustring.gsub(mw.ustring.lower(ts), '%s', )
	local tsvals = mw.text.split(ts, ';')
	table.sort(tsvals)
	local skey = table.concat(tsvals,';')
	skey = mw.ustring.gsub(skey, '^;', )
	skey = mw.text.encode(mw.text.encode(skey),'%c%%=')
	if (mw.ustring.match(';' .. ts, ';background:') or mw.ustring.match(';' .. ts, ';background%-color:')) 
		and mw.ustring.match(';' .. ts, ';text%-align:') then 
		return 
	end
	return 
end
local function getListItem( data )
if not type( data ) == 'string' then
return 
end
return mw.ustring.format( '%s', data )
end
-- Returns an array containing the keys of all positional arguments
-- that contain data (i.e. non-whitespace values).
local function getArgNums( args )
local nums = {}
for k, v in pairs( args ) do
if type( k ) == 'number' and
k >= 1 and
math.floor( k ) == k and
type( v ) == 'string' and
mw.ustring.match( v, '%S' ) then
table.insert( nums, k )
end
end
table.sort( nums )
return nums
end
-- Formats a list of classes, styles or other attributes.
local function formatAttributes( attrType, ... )
local attributes = { ... }
local nums = getArgNums( attributes )
local t = {}
for i, num in ipairs( nums ) do
table.insert( t, attributes num  )
end
if #t == 0 then
return  -- Return the blank string so concatenation will work.
end
return mw.ustring.format( ' %s="%s"', attrType, table.concat( t, ' ' ) )
end
local function buildList( args )
-- Get the list items.
local listItems = {}
local argNums = getArgNums( args )
for i, num in ipairs( argNums ) do
table.insert( listItems, getListItem( args num  ) )
end
if #listItems == 0 then
return 
end
listItems = table.concat( listItems )

-- Get class, style and title data.
local div1class = formatAttributes( 'class', 'NavFrame', not args.expand and 'collapsed' )
local div1style = formatAttributes(
'style',
args.frame_style,
args.framestyle,
not ( args.frame_style or args.framestyle ) and 'border: none; padding: 0;'
)
local div2class = formatAttributes( 'class', 'NavHead' )
local div2style = formatAttributes(
'style',
'font-size: 105%; text-align: left;',
args.title_style,
args.titlestyle
)
local title = args.title or 'リスト'
local ulclass = formatAttributes( 'class', 'NavContent', args.hlist and 'hlist' )
local ulstyle = formatAttributes( 
'style',
not args.bullets and 'list-style: none none; margin-left: 0;',
args.list_style,
args.liststyle,
not ( args.list_style or args.liststyle ) and 'text-align: left;',
'font-size: 105%; margin-top: 0; margin-bottom: 0; line-height: inherit;'
)

-- Build the list.
return mw.ustring.format( 
'\n%s\n%s\n',
div1class, div1style, div2class, div2style, title, ulclass, ulstyle, listItems
) .. gettitlestyletracking(args.title_style or args.titlestyle)
end
function p.main( frame )
local origArgs
if frame == mw.getCurrentFrame() then
origArgs = frame:getParent().args
for k, v in pairs( frame.args ) do
origArgs = frame.args
break
end
else
origArgs = frame
end

local args = {}
for k, v in pairs( origArgs ) do
if type( k ) == 'number' or v ~=  then
args k  = v
end
end
return buildList( args )
end
return p