Module:Sidebar
--
 -- This module implements {{Sidebar}}
 --
 require('Module:No globals')
 local cfg = mw.loadData('Module:Sidebar/configuration')
 
 local p = {}
 
 local getArgs = require('Module:Arguments').getArgs
 
 --[[
 Categorizes calling templates and modules with a 'style' parameter of any sort
 for tracking to convert to TemplateStyles.
 
 TODO after a long cleanup: Catch sidebars in other namespaces than Template and Module.
 TODO would probably want to remove /log and /archive as CS1 does
 ]]
 local function categorizeTemplatesWithInlineStyles(args)
 	local title = mw.title.getCurrentTitle()
 	if title.namespace ~= 10 and title.namespace ~= 828 then return '' end
 	for _, pattern in ipairs (cfg.i18n.pattern.uncategorized_conversion_titles) do
 		if title.text:match(pattern) then return '' end
 	end
 	
 	for key, _ in pairs(args) do
 		if mw.ustring.find(key, cfg.i18n.pattern.style_conversion) or key == 'width' then
 			return cfg.i18n.category.conversion
 		end
 	end
 end
 
 --[[
 For compatibility with the original {{sidebar with collapsible lists}}
 implementation, which passed some parameters through {{#if}} to trim their
 whitespace. This also triggered the automatic newline behavior.
 ]]
 -- See ([[meta:Help:Newlines and spaces#Automatic newline]])
 local function trimAndAddAutomaticNewline(s)
 	s = mw.ustring.gsub(s, &quot;^%s*(.-)%s*$&quot;, &quot;%1&quot;)
 	if mw.ustring.find(s, '^[#*:;]') or mw.ustring.find(s, '^{|') then
 		return '\n' .. s
 	else
 		return s
 	end
 end
 
 --[[
 Finds whether a sidebar has a subgroup sidebar.
 ]]
 local function hasSubgroup(s)
 	if mw.ustring.find(s, cfg.i18n.pattern.subgroup) then
 		return true
 	else
 		return false
 	end
 end
 
 --[[
 Main sidebar function. Takes the frame, args, and an optional collapsibleClass.
 The collapsibleClass is and should be used only for sidebars with collapsible
 lists, as in p.collapsible.
 ]]
 function p.sidebar(frame, args, collapsibleClass)
 	if not args then
 		args = getArgs(frame)
 	end
 	local root = mw.html.create()
 	local child = args.child and mw.text.trim(args.child) == cfg.i18n.child_yes
 
 	root = root:tag('table')
 	if not child then
 		root 
 			:addClass(cfg.i18n.class.sidebar)
 			-- force collapsibleclass to be sidebar-collapse otherwise output nothing
 			:addClass(collapsibleClass == cfg.i18n.class.collapse and cfg.i18n.class.collapse or nil)
 			:addClass('nomobile')
 			:addClass(args.float == cfg.i18n.float_none and cfg.i18n.class.float_none or nil)
 			:addClass(args.float == cfg.i18n.float_left and cfg.i18n.class.float_left or nil)
 			:addClass(args.wraplinks ~= cfg.i18n.wrap_true and cfg.i18n.class.wraplinks or nil)
 			:addClass(args.bodyclass or args.class)
 			:css('width', args.width or nil)
 			:cssText(args.bodystyle or args.style)
 
 		if args.outertitle then
 			root
 				:tag('caption')
 					:addClass(cfg.i18n.class.outer_title)
 					:addClass(args.outertitleclass)
 					:cssText(args.outertitlestyle)
 					:wikitext(args.outertitle)
 		end
 
 		if args.topimage then
 			local imageCell = root:tag('tr'):tag('td')
 
 			imageCell
 				:addClass(cfg.i18n.class.top_image)
 				:addClass(args.topimageclass)
 				:cssText(args.topimagestyle)
 				:wikitext(args.topimage)
 
 			if args.topcaption then
 				imageCell
 					:tag('div')
 						:addClass(cfg.i18n.class.top_caption)
 						:cssText(args.topcaptionstyle)
 						:wikitext(args.topcaption)
 			end
 		end
 
 		if args.pretitle then
 			root
 				:tag('tr')
 					:tag('td')
 						:addClass(args.topimage and cfg.i18n.class.pretitle_with_top_image
 							or cfg.i18n.class.pretitle)
 						:addClass(args.pretitleclass)
 						:cssText(args.basestyle)
 						:cssText(args.pretitlestyle)
 						:wikitext(args.pretitle)
 		end
 	else
 		root
 			:addClass(cfg.i18n.class.subgroup)
 			:addClass(args.bodyclass or args.class)
 			:cssText(args.bodystyle or args.style)
 	end
 
 	if args.title then
 		if child then
 			root
 				:wikitext(args.title)
 		else
 			root
 				:tag('tr')
 					:tag('th')
 						:addClass(args.pretitle and cfg.i18n.class.title_with_pretitle
 							or cfg.i18n.class.title)
 						:addClass(args.titleclass)
 						:cssText(args.basestyle)
 						:cssText(args.titlestyle)
 						:wikitext(args.title)
 		end
 	end
 
 	if args.image then
 		local imageCell = root:tag('tr'):tag('td')
 
 		imageCell
 			:addClass(cfg.i18n.class.image)
 			:addClass(args.imageclass)
 			:cssText(args.imagestyle)
 			:wikitext(args.image)
 
 		if args.caption then
 			imageCell
 				:tag('div')
 					:addClass(cfg.i18n.class.caption)
 					:cssText(args.captionstyle)
 					:wikitext(args.caption)
 		end
 	end
 
 	if args.above then
 		root
 			:tag('tr')
 				:tag('td')
 					:addClass(cfg.i18n.class.above)
 					:addClass(args.aboveclass)
 					:cssText(args.abovestyle)
 					:newline() -- newline required for bullet-points to work
 					:wikitext(args.above)
 	end
 
 	local rowNums = {}
 	for k, v in pairs(args) do
 		k = '' .. k
 		local num = k:match('^heading(%d+)$') or k:match('^content(%d+)$')
 		if num then table.insert(rowNums, tonumber(num)) end
 	end
 	table.sort(rowNums)
 	-- remove duplicates from the list (e.g. 3 will be duplicated if both heading3
 	-- and content3 are specified)
 	for i = #rowNums, 1, -1 do
 		if rowNums[i] == rowNums[i - 1] then
 			table.remove(rowNums, i)
 		end
 	end
 
 	for i, num in ipairs(rowNums) do
 		local heading = args['heading' .. num]
 		if heading then
 			root
 				:tag('tr')
 					:tag('th')
 						:addClass(cfg.i18n.class.heading)
 						:addClass(args.headingclass)
 						:addClass(args['heading' .. num .. 'class'])
 						:cssText(args.basestyle)
 						:cssText(args.headingstyle)
 						:cssText(args['heading' .. num .. 'style'])
 						:newline()
 						:wikitext(heading)
 		end
 
 		local content = args['content' .. num]
 		if content then
 			root
 				:tag('tr')
 					:tag('td')
 						:addClass(hasSubgroup(content) and cfg.i18n.class.content_with_subgroup
 							or cfg.i18n.class.content)
 						:addClass(args.contentclass)
 						:addClass(args['content' .. num .. 'class'])
 						:cssText(args.contentstyle)
 						:cssText(args['content' .. num .. 'style'])
 						:newline()
 						:wikitext(content)
 						:done()
 					 -- Without a linebreak after the &lt;/td&gt;, a nested list like
 					 -- &quot;* {{hlist| ...}}&quot; doesn't parse correctly.
 					:newline()
 		end
 	end
 
 	if args.below then
 		root
 			:tag('tr')
 				:tag('td')
 					:addClass(cfg.i18n.class.below)
 					:addClass(args.belowclass)
 					:cssText(args.belowstyle)
 					:newline()
 					:wikitext(args.below)
 	end
 
 	if not child then
 		if args.navbar ~= cfg.i18n.navbar_none and args.navbar ~= cfg.i18n.navbar_off and
 			(args.name or frame:getParent():getTitle():gsub(cfg.i18n.pattern.sandbox, '') ~=
 			cfg.i18n.title_not_to_add_navbar) then
 			root
 				:tag('tr')
 					:tag('td')
 						:addClass(cfg.i18n.class.navbar)
 						:cssText(args.navbarstyle)
 						:wikitext(require('Module:Navbar')._navbar{
 							args.name,
 							mini = 1,
 							fontstyle = args.navbarfontstyle
 						})
 		end
 	end
 	
 	local base_templatestyles = frame:extensionTag{
 		name = 'templatestyles', args = { src = cfg.i18n.templatestyles }
 	}
 	
 	local templatestyles = ''
 	if args['templatestyles'] and args['templatestyles'] ~= '' then
 		templatestyles = frame:extensionTag{
 			name = 'templatestyles', args = { src = args['templatestyles'] }
 		}
 	end
 	
 	local child_templatestyles = ''
 	if args['child templatestyles'] and args['child templatestyles'] ~= '' then
 		child_templatestyles = frame:extensionTag{
 			name = 'templatestyles', args = { src = args['child templatestyles'] }
 		}
 	end
 	
 	local grandchild_templatestyles = ''
 	if args['grandchild templatestyles'] and args['grandchild templatestyles'] ~= '' then
 		grandchild_templatestyles = frame:extensionTag{
 			name = 'templatestyles', args = { src = args['grandchild templatestyles'] }
 		}
 	end
 
 	return table.concat({
 		base_templatestyles,
 		templatestyles,
 		child_templatestyles,
 		grandchild_templatestyles,
 		tostring(root),
 		(child and cfg.i18n.category.child or ''),
 		categorizeTemplatesWithInlineStyles(args)
 	})
 end
 
 local function list_title(args, is_centered_list_titles, num)
 	
 	local title_text = trimAndAddAutomaticNewline(args['list' .. num .. 'title']
 		or cfg.i18n.default_list_title)
 
 	local title
 	if is_centered_list_titles then
 		-- collapsible can be finicky, so provide some CSS/HTML to support
 		title = mw.html.create('div')
 			:addClass(cfg.i18n.class.list_title_centered)
 			:wikitext(title_text)
 	else
 		title = mw.html.create()
 			:wikitext(title_text)
 	end
 		
 	local title_container = mw.html.create('div')
 		:addClass(cfg.i18n.class.list_title)
 		-- don't /need/ a listnumtitleclass because you can do
 		-- .templateclass .listnumclass .sidebar-list-title
 		:addClass(args.listtitleclass)
 		:cssText(args.basestyle)
 		:cssText(args.listtitlestyle)
 		:cssText(args['list' .. num .. 'titlestyle'])
 		:node(title)
 		:done()
 	
 	return title_container
 end
 
 --[[
 Main entry point for sidebar with collapsible lists.
 Does the work of creating the collapsible lists themselves and including them
 into the args.
 ]]
 function p.collapsible(frame)
 	local args = getArgs(frame)
 	if not args.name and
 		frame:getParent():getTitle():gsub(cfg.i18n.pattern.collapse_sandbox, '') ==
 		cfg.i18n.collapse_title_not_to_add_navbar then
 		args.navbar = cfg.i18n.navbar_none
 	end
 
 	local contentArgs = {}
 	
 	local is_centered_list_titles
 	if args['centered list titles'] and args['centered list titles'] ~= '' then
 		is_centered_list_titles = true
 	else
 		is_centered_list_titles = false
 	end
 
 	for k, v in pairs(args) do
 		local num = string.match(k, '^list(%d+)$')
 		if num then
 			local expand = args.expanded and
 				(args.expanded == 'all' or args.expanded == args['list' .. num .. 'name'])
 			local row = mw.html.create('div')
 			row
 				:addClass(cfg.i18n.class.list)
 				:addClass('mw-collapsible')
 				:addClass((not expand) and 'mw-collapsed' or nil)
 				:addClass(args['list' .. num .. 'class'])
 				:cssText(args.listframestyle)
 				:cssText(args['list' .. num .. 'framestyle'])
 				:node(list_title(args, is_centered_list_titles, num))
 				:tag('div')
 					:addClass(cfg.i18n.class.list_content)
 					:addClass('mw-collapsible-content')
 					-- don't /need/ a listnumstyleclass because you can do
 					-- .templatename .listnumclass .sidebar-list
 					:addClass(args.listclass)
 					:cssText(args.liststyle)
 					:cssText(args['list' .. num .. 'style'])
 					:wikitext(trimAndAddAutomaticNewline(args['list' .. num]))
 
 			contentArgs['content' .. num] = tostring(row)
 		end
 	end
 
 	for k, v in pairs(contentArgs) do
 		args[k] = v
 	end
 
 	return p.sidebar(frame, args, cfg.i18n.class.collapse)
 end