Module:Navbox

-- -- This module implements --

local p = {}

local navbar = require('Module:Navbar')._navbar local getArgs -- lazily initialized

local args local border local listnums local ODD_EVEN_MARKER = '\127_ODDEVEN_\127' local RESTART_MARKER = '\127_ODDEVEN0_\127' local REGEX_MARKER = '\127_ODDEVEN(%d?)_\127'

local function striped(wikitext) -- Return wikitext with markers replaced for odd/even striping. -- Child (subgroup) navboxes are flagged with a category that is removed -- by parent navboxes. The result is that the category shows all pages -- where a child navbox is not contained in a parent navbox. local orphanCat = '' if border == 'subgroup' and args.orphan ~= 'yes' then -- No change; striping occurs in outermost navbox. return wikitext .. orphanCat end local first, second = 'odd', 'even' if args.evenodd then if args.evenodd == 'swap' then first, second = second, first else first = args.evenodd second = first end end local changer if first == second then changer = first else local index = 0 changer = function (code) if code == '0' then -- Current occurrence is for a group before a nested table. -- Set it to first as a valid although pointless class. -- The next occurrence will be the first row after a title -- in a subgroup and will also be first. index = 0 return first end index = index + 1 return index % 2 == 1 and first or second end end local regex = orphanCat:gsub('([%[%]])', '%%%1') return (wikitext:gsub(regex, ''):gsub(REGEX_MARKER, changer)) --  omits gsub count end

local function processItem(item, nowrapitems) if item:sub(1, 2) == '{|' then -- Applying nowrap to lines in a table does not make sense. -- Add newlines to compensate for trim of x in |parm=x in a template. return '\n' .. item ..'\n' end if nowrapitems == 'yes' then local lines = {} for line in (item .. '\n'):gmatch('([^\n]*)\n') do			local prefix, content = line:match('^([*:;#]+)%s*(.*)') if prefix and not content:match('^ ') then line = prefix .. ' ' .. content .. ' '			end table.insert(lines, line) end item = table.concat(lines, '\n') end if item:match('^[*:;#]') then return '\n' .. item ..'\n' end return item end

local function renderNavBar(titleCell)

if args.navbar ~= 'off' and args.navbar ~= 'plain' and not (not args.name and mw.getCurrentFrame:getParent:getTitle:gsub('/sandbox$', '') == 'Template:Navbox') then titleCell:wikitext(navbar{			args.name,			mini = 1,			fontstyle = (args.basestyle or ) .. ';' .. (args.titlestyle or ) .. ';background:none transparent;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none; padding:0;'		}) end

end

-- --  Title row -- local function renderTitleRow(tbl) if not args.title then return end

local titleRow = tbl:tag('tr')

if args.titlegroup then titleRow :tag('th') :attr('scope', 'row') :addClass('navbox-group') :addClass(args.titlegroupclass) :cssText(args.basestyle) :cssText(args.groupstyle) :cssText(args.titlegroupstyle) :wikitext(args.titlegroup) end

local titleCell = titleRow:tag('th'):attr('scope', 'col')

if args.titlegroup then titleCell :css('border-left', '2px solid #fdfdfd') :css('width', '100%') end

local titleColspan = 2 if args.imageleft then titleColspan = titleColspan + 1 end if args.image then titleColspan = titleColspan + 1 end if args.titlegroup then titleColspan = titleColspan - 1 end

titleCell :cssText(args.basestyle) :cssText(args.titlestyle) :addClass('navbox-title') :attr('colspan', titleColspan)

renderNavBar(titleCell)

titleCell :tag('div') -- id for aria-labelledby attribute :attr('id', mw.uri.anchorEncode(args.title)) :addClass(args.titleclass) :css('font-size', '114%') :css('margin', '0 4em') :wikitext(processItem(args.title)) end

-- --  Above/Below rows --

local function getAboveBelowColspan local ret = 2 if args.imageleft then ret = ret + 1 end if args.image then ret = ret + 1 end return ret end

local function renderAboveRow(tbl) if not args.above then return end

tbl:tag('tr') :tag('td') :addClass('navbox-abovebelow') :addClass(args.aboveclass) :cssText(args.basestyle) :cssText(args.abovestyle) :attr('colspan', getAboveBelowColspan) :tag('div') -- id for aria-labelledby attribute, if no title :attr('id', args.title and nil or mw.uri.anchorEncode(args.above)) :wikitext(processItem(args.above, args.nowrapitems)) end

local function renderBelowRow(tbl) if not args.below then return end

tbl:tag('tr') :tag('td') :addClass('navbox-abovebelow') :addClass(args.belowclass) :cssText(args.basestyle) :cssText(args.belowstyle) :attr('colspan', getAboveBelowColspan) :tag('div') :wikitext(processItem(args.below, args.nowrapitems)) end

-- --  List rows -- local function renderListRow(tbl, index, listnum) local row = tbl:tag('tr')

if index == 1 and args.imageleft then row :tag('td') :addClass('navbox-image') :addClass(args.imageclass) :css('width', '1px')              -- Minimize width :css('padding', '0px 2px 0px 0px') :cssText(args.imageleftstyle) :attr('rowspan', #listnums) :tag('div') :wikitext(processItem(args.imageleft)) end

if args['group' .. listnum] then local groupCell = row:tag('th')

-- id for aria-labelledby attribute, if lone group with no title or above if listnum == 1 and not (args.title or args.above or args.group2) then groupCell :attr('id', mw.uri.anchorEncode(args.group1)) end

groupCell :attr('scope', 'row') :addClass('navbox-group') :addClass(args.groupclass) :cssText(args.basestyle) :css('width', args.groupwidth or '1%') -- If groupwidth not specified, minimize width

groupCell :cssText(args.groupstyle) :cssText(args['group' .. listnum .. 'style']) :wikitext(args['group' .. listnum]) end

local listCell = row:tag('td')

if args['group' .. listnum] then listCell :css('text-align', 'left') :css('border-left-width', '2px') :css('border-left-style', 'solid') else listCell:attr('colspan', 2) end

if not args.groupwidth then listCell:css('width', '100%') end

local rowstyle -- usually nil so cssText(rowstyle) usually adds nothing if index % 2 == 1 then rowstyle = args.oddstyle else rowstyle = args.evenstyle end

local listText = args['list' .. listnum] local oddEven = ODD_EVEN_MARKER if listText:sub(1, 12) == ' ]*"navbox%-title"') and RESTART_MARKER or 'odd' end listCell :css('padding', '0px') :cssText(args.liststyle) :cssText(rowstyle) :cssText(args['list' .. listnum .. 'style']) :addClass('navbox-list') :addClass('navbox-' .. oddEven) :addClass(args.listclass) :addClass(args['list' .. listnum .. 'class']) :tag('div') :css('padding', (index == 1 and args.list1padding) or args.listpadding or '0em 0.25em') :wikitext(processItem(listText, args.nowrapitems))

if index == 1 and args.image then row :tag('td') :addClass('navbox-image') :addClass(args.imageclass) :css('width', '1px')              -- Minimize width :css('padding', '0px 0px 0px 2px') :cssText(args.imagestyle) :attr('rowspan', #listnums) :tag('div') :wikitext(processItem(args.image)) end end

-- --  Tracking categories --

local function needsHorizontalLists if border == 'subgroup' or args.tracking == 'no' then return false end local listClasses = { ['plainlist'] = true, ['hlist'] = true, ['hlist hnum'] = true, ['hlist hwrap'] = true, ['hlist vcard'] = true, ['vcard hlist'] = true, ['hlist vevent'] = true, }	return not (listClasses[args.listclass] or listClasses[args.bodyclass]) end

local function hasBackgroundColors for _, key in ipairs({'titlestyle', 'groupstyle', 'basestyle', 'abovestyle', 'belowstyle'}) do		if tostring(args[key]):find('background', 1, true) then return true end end end

local function hasBorders for _, key in ipairs({'groupstyle', 'basestyle', 'abovestyle', 'belowstyle'}) do		if tostring(args[key]):find('border', 1, true) then return true end end end

local function isIllegible local styleratio = require('Module:Color contrast')._styleratio

for key, style in pairs(args) do		if tostring(key):match("style$") then if styleratio{mw.text.unstripNoWiki(style)} < 4.5 then return true end end end return false end

local function getTrackingCategories local cats = {} if needsHorizontalLists then table.insert(cats, 'Navigational boxes without horizontal lists') end if hasBackgroundColors then table.insert(cats, 'Navboxes using background colours') end return cats end

local function renderTrackingCategories(builder) local title = mw.title.getCurrentTitle if title.namespace ~= 10 then return end -- not in template space local subpage = title.subpageText if subpage == 'doc' or subpage == 'sandbox' or subpage == 'testcases' then return end

for _, cat in ipairs(getTrackingCategories) do		builder:wikitext('') end end

-- --  Main navbox tables -- local function renderMainTable local tbl = mw.html.create('table') :addClass('nowraplinks') :addClass(args.bodyclass)

if args.title and (args.state ~= 'plain' and args.state ~= 'off') then if args.state == 'collapsed' then args.state = 'mw-collapsed' end tbl :addClass('mw-collapsible') :addClass(args.state or 'autocollapse') end

tbl:css('border-spacing', 0) if border == 'subgroup' or border == 'none' then tbl :addClass('navbox-subgroup') :cssText(args.bodystyle) :cssText(args.style) else -- regular navbox - bodystyle and style will be applied to the wrapper table tbl :addClass('navbox-inner') :css('background', 'transparent') :css('color', 'inherit') end tbl:cssText(args.innerstyle)

renderTitleRow(tbl) renderAboveRow(tbl) for i, listnum in ipairs(listnums) do		renderListRow(tbl, i, listnum) end renderBelowRow(tbl)

return tbl end

function p._navbox(navboxArgs) args = navboxArgs listnums = {}

for k, _ in pairs(args) do		if type(k) == 'string' then local listnum = k:match('^list(%d+)$') if listnum then table.insert(listnums, tonumber(listnum)) end end end table.sort(listnums)

border = mw.text.trim(args.border or args[1] or '') if border == 'child' then border = 'subgroup' end

-- render the main body of the navbox local tbl = renderMainTable

-- render the appropriate wrapper around the navbox, depending on the border param local res = mw.html.create if border == 'none' then local nav = res:tag('div') :attr('role', 'navigation') :node(tbl) -- aria-labelledby title, otherwise above, otherwise lone group if args.title or args.above or (args.group1 and not args.group2) then nav:attr('aria-labelledby', mw.uri.anchorEncode(args.title or args.above or args.group1)) else nav:attr('aria-label', 'Navbox') end elseif border == 'subgroup' then -- We assume that this navbox is being rendered in a list cell of a parent navbox, and is -- therefore inside a div with padding:0em 0.25em. We start with a to avoid the -- padding being applied, and at the end add a to balance out the parent's 		res :wikitext(' ') :node(tbl) :wikitext(' ') else local nav = res:tag('div') :attr('role', 'navigation') :addClass('navbox') :addClass(args.navboxclass) :cssText(args.bodystyle) :cssText(args.style) :css('padding', '3px') :node(tbl) -- aria-labelledby title, otherwise above, otherwise lone group if args.title or args.above or (args.group1 and not args.group2) then nav:attr('aria-labelledby', mw.uri.anchorEncode(args.title or args.above or args.group1)) else nav:attr('aria-label', 'Navbox') end end

if (args.nocat or 'false'):lower == 'false' then renderTrackingCategories(res) end return striped(tostring(res)) end

function p.navbox(frame) if not getArgs then getArgs = require('Module:Arguments').getArgs end args = getArgs(frame, {wrappers = {'Template:Navbox', 'Template:Navbox subgroup'}}) if frame.args.border then -- This allows Template:Navbox_subgroup to use. args.border = frame.args.border end

-- Read the arguments in the order they'll be output in, to make references number in the right order. local _ _ = args.title _ = args.above for i = 1, 20 do _ = args["group" .. tostring(i)] _ = args["list" .. tostring(i)] end _ = args.below

return p._navbox(args) end

return p