Module:Navbox

-- -- This module implements --

local p = {}

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

local args local tableRowAdded = false local border local listnums = {}

local function trim(s) return (mw.ustring.gsub(s, "^%s*(.-)%s*$", "%1")) end

local function addNewline(s) if s:match('^[*:;#]') or s:match('^{|') then return '\n' .. s ..'\n' else return s   end end

local function addTableRow(tbl) -- If any other rows have already been added, then we add a 2px gutter row. if tableRowAdded then tbl :tag('tr') :css('height', '2px') :tag('td') :attr('colspan',2) end

tableRowAdded = true

return tbl:tag('tr') end

local function renderNavBar(titleCell) -- Depending on the presence of the navbar and/or show/hide link, we may need to add a spacer div on the left -- or right to keep the title centered. local spacerSide = nil

if args.navbar == 'off' then -- No navbar, and client wants no spacer, i.e. wants the title to be shifted to the left. If there's       -- also no show/hide link, then we need a spacer on the right to achieve the left shift. if args.state == 'plain' then spacerSide = 'right' end elseif args.navbar == 'plain' or (not args.name and mw.getCurrentFrame:getParent:getTitle:gsub('/sandbox$', '') == 'Template:Navbox') then -- No navbar. Need a spacer on the left to balance out the width of the show/hide link. if args.state ~= 'plain' then spacerSide = 'left' end else -- Will render navbar (or error message). If there's no show/hide link, need a spacer on the right -- to balance out the width of the navbar. if args.state == 'plain' then spacerSide = 'right' end

titleCell:wikitext(navbar{           args.name,            mini = 1,            fontstyle = (args.basestyle or ) .. ';' .. (args.titlestyle or ) ..  ';background:none transparent;border:none;'        }) end

-- Render the spacer div. if spacerSide then titleCell :tag('span') :css('float', spacerSide) :css('width', '6em') :wikitext(' ') end end

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

local titleRow = addTableRow(tbl)

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') :attr('id', mw.uri.anchorEncode(args.title)) :addClass(args.titleclass) :css('font-size', '114%') :wikitext(addNewline(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

addTableRow(tbl) :tag('td') :addClass('navbox-abovebelow') :addClass(args.aboveclass) :cssText(args.basestyle) :cssText(args.abovestyle) :attr('colspan', getAboveBelowColspan) :tag('div') :wikitext(addNewline(args.above)) end

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

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

-- --  List rows -- local function renderListRow(tbl, listnum) local row = addTableRow(tbl)

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

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

groupCell :attr('scope', 'row') :addClass('navbox-group') :addClass(args.groupclass) :cssText(args.basestyle)

if args.groupwidth then groupCell:css('width', args.groupwidth) end

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 isOdd = (listnum % 2) == 1 local rowstyle = args.evenstyle if isOdd then rowstyle = args.oddstyle end

local evenOdd if args.evenodd == 'swap' then if isOdd then evenOdd = 'even' else evenOdd = 'odd' end else if isOdd then evenOdd = args.evenodd or 'odd' else evenOdd = args.evenodd or 'even' end end

listCell :css('padding', '0px') :cssText(args.liststyle) :cssText(rowstyle) :cssText(args['list' .. listnum .. 'style']) :addClass('navbox-list') :addClass('navbox-' .. evenOdd) :addClass(args.listclass) :tag('div') :css('padding', (listnum == 1 and args.list1padding) or args.listpadding or '0em 0.25em') :wikitext(addNewline(args['list' .. listnum]))

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

-- --  Tracking categories --

local function needsHorizontalLists if border == 'child' or border == 'subgroup' or args.tracking == 'no' then return false end

local listClasses = {'plainlist', 'hlist', 'hlist hnum', 'hlist hwrap', 'hlist vcard', 'vcard hlist', 'hlist vevent'} for i, cls in ipairs(listClasses) do       if args.listclass == cls or args.bodyclass == cls then return false end end

return true end

local function hasBackgroundColors return mw.ustring.match(args.titlestyle or ,'background') or mw.ustring.match(args.groupstyle or ,'background') or mw.ustring.match(args.basestyle or '','background') 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 if isIllegible then table.insert(cats, 'Potentially illegible navboxes') 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 i, 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 tbl :addClass('mw-collapsible') :addClass(args.state or 'autocollapse') end

tbl:css('border-spacing', 0) if border == 'subgroup' or border == 'child' or border == 'none' then tbl :addClass('navbox-subgroup') :cssText(args.bodystyle) :cssText(args.style) else -- regular navobx - 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, listnum) end renderBelowRow(tbl)

return tbl end

function p._navbox(navboxArgs) args = navboxArgs

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

border = trim(args.border or args[1] or '')

-- 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) if args.title then nav:attr('aria-labelledby', mw.uri.anchorEncode(args.title)) else nav:attr('aria-label', 'Navbox') end elseif border == 'subgroup' or border == 'child' 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(' ') -- XXX: hack due to lack of unclosed support in mw.html. :node(tbl) :wikitext(' ') -- XXX: hack due to lack of unclosed support in mw.html. else local nav = res:tag('div') :attr('role', 'navigation') :addClass('navbox') :cssText(args.bodystyle) :cssText(args.style) :css('padding', '3px') :node(tbl) if args.title then nav:attr('aria-labelledby', mw.uri.anchorEncode(args.title)) else nav:attr('aria-label', 'Navbox') end end

renderTrackingCategories(res)

return tostring(res) end

function p.navbox(frame) if not getArgs then getArgs = require('Module:Arguments').getArgs end args = getArgs(frame, {wrappers = 'Template:Navbox'})

-- 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