Difference between revisions of "Module:Navbox"

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(Attempting update of Navbox code to Lua)
m (Protected "Module:Navbox" ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite)))
 
(One intermediate revision by the same user not shown)
Line 9: Line 9:


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


local function trim(s)
local function striped(wikitext)
    return (mw.ustring.gsub(s, "^%s*(.-)%s*$", "%1"))
-- 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 = '[[Category:Navbox orphans]]'
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
end


local function addNewline(s)
local function processItem(item, nowrapitems)
    if s:match('^[*:;#]') or s:match('^{|') then
if item:sub(1, 2) == '{|' then
        return '\n' .. s ..'\n'
-- Applying nowrap to lines in a table does not make sense.
    else
-- Add newlines to compensate for trim of x in |parm=x in a template.
        return s
return '\n' .. item ..'\n'
    end
end
end
if nowrapitems == 'yes' then
 
local lines = {}
local function addTableRow(tbl)
for line in (item .. '\n'):gmatch('([^\n]*)\n') do
    -- If any other rows have already been added, then we add a 2px gutter row.
local prefix, content = line:match('^([*:;#]+)%s*(.*)')
    if tableRowAdded then
if prefix and not content:match('^<span class="nowrap">') then
        tbl
line = prefix .. '<span class="nowrap">' .. content .. '</span>'
            :tag('tr')
end
                :css('height', '2px')
table.insert(lines, line)
                :tag('td')
end
                    :attr('colspan',2)
item = table.concat(lines, '\n')
    end
end
 
if item:match('^[*:;#]') then
    tableRowAdded = true
return '\n' .. item ..'\n'
 
end
    return tbl:tag('tr')
return item
end
end


local function renderNavBar(titleCell)
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
if args.navbar ~= 'off' and args.navbar ~= 'plain' and not (not args.name and mw.getCurrentFrame():getParent():getTitle():gsub('/sandbox$', '') == 'Template:Navbox') then
        -- No navbar, and client wants no spacer, i.e. wants the title to be shifted to the left. If there's
titleCell:wikitext(navbar{
        -- also no show/hide link, then we need a spacer on the right to achieve the left shift.
args.name,
        if args.state == 'plain' then spacerSide = 'right' end
mini = 1,
    elseif args.navbar == 'plain' or (not args.name and mw.getCurrentFrame():getParent():getTitle():gsub('/sandbox$', '') == 'Template:Navbox') then
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;'
        -- 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
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('&nbsp;')
    end
end
end


Line 78: Line 95:
--
--
local function renderTitleRow(tbl)
local function renderTitleRow(tbl)
    if not args.title then return end
if not args.title then return end


    local titleRow = addTableRow(tbl)
local titleRow = tbl:tag('tr')


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


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


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


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


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


    renderNavBar(titleCell)
renderNavBar(titleCell)


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


Line 127: Line 147:


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


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


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


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


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


Line 164: Line 186:
--  List rows
--  List rows
--
--
local function renderListRow(tbl, listnum)
local function renderListRow(tbl, index, listnum)
    local row = addTableRow(tbl)
local row = tbl:tag('tr')


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


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


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


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


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


    local listCell = row:tag('td')
local listCell = row:tag('td')


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


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


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


    local evenOdd
local listText = args['list' .. listnum]
    if args.evenodd == 'swap' then
local oddEven = ODD_EVEN_MARKER
        if isOdd then evenOdd = 'even' else evenOdd = 'odd' end
if listText:sub(1, 12) == '</div><table' then
    else
-- Assume list text is for a subgroup navbox so no automatic striping for this row.
        if isOdd then evenOdd = args.evenodd or 'odd' else evenOdd = args.evenodd or 'even' end
oddEven = listText:find('<th[^>]*"navbox%-title"') and RESTART_MARKER or 'odd'
    end
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))


    listCell
if index == 1 and args.image then
        :css('padding', '0px')
row
        :cssText(args.liststyle)
:tag('td')
        :cssText(rowstyle)
:addClass('navbox-image')
        :cssText(args['list' .. listnum .. 'style'])
:addClass(args.imageclass)
        :addClass('navbox-list')
:css('width', '1px')               -- Minimize width
        :addClass('navbox-' .. evenOdd)
:css('padding', '0px 0px 0px 2px')
        :addClass(args.listclass)
:cssText(args.imagestyle)
        :tag('div')
:attr('rowspan', #listnums)
            :css('padding', (listnum == 1 and args.list1padding) or args.listpadding or '0em 0.25em')
:tag('div')
            :wikitext(addNewline(args['list' .. listnum]))
:wikitext(processItem(args.image))
 
end
    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
end


Line 257: Line 285:


local function needsHorizontalLists()
local function needsHorizontalLists()
    if border == 'child' or border == 'subgroup' or args.tracking == 'no' then return false end
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 listClasses = {'plainlist', 'hlist', 'hlist hnum', 'hlist hwrap', 'hlist vcard', 'vcard hlist', 'hlist vevent'}
local function hasBackgroundColors()
    for i, cls in ipairs(listClasses) do
for _, key in ipairs({'titlestyle', 'groupstyle', 'basestyle', 'abovestyle', 'belowstyle'}) do
        if args.listclass == cls or args.bodyclass == cls then
if tostring(args[key]):find('background', 1, true) then
            return false
return true
        end
end
    end
end
 
    return true
end
end


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


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


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


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


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


    for i, cat in ipairs(getTrackingCategories()) do
for _, cat in ipairs(getTrackingCategories()) do
        builder:wikitext('[[Category:' .. cat .. ']]')
builder:wikitext('[[Category:' .. cat .. ']]')
    end
end
end
end


Line 309: Line 349:
--
--
local function renderMainTable()
local function renderMainTable()
    local tbl = mw.html.create('table')
local tbl = mw.html.create('table')
        :addClass('nowraplinks')
:addClass('nowraplinks')
        :addClass(args.bodyclass)
:addClass(args.bodyclass)


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


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


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


    return tbl
return tbl
end
end


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


    -- render the main body of the navbox
border = mw.text.trim(args.border or args[1] or '')
    local tbl = renderMainTable()
if border == 'child' then
border = 'subgroup'
end


    -- render the appropriate wrapper around the navbox, depending on the border param
-- render the main body of the navbox
    local res = mw.html.create()
local tbl = renderMainTable()
    if border == 'none' then
        res:node(tbl)
    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 </div> to avoid the
        -- padding being applied, and at the end add a <div> to balance out the parent's </div>
        res
            :wikitext('</div>') -- XXX: hack due to lack of unclosed support in mw.html.
            :node(tbl)
            :wikitext('<div>') -- XXX: hack due to lack of unclosed support in mw.html.
    else
        res
            :tag('table')
                :addClass('navbox')
                :css('border-spacing', 0)
                :cssText(args.bodystyle)
                :cssText(args.style)
                :tag('tr')
                    :tag('td')
                        :css('padding', '2px')
                        :node(tbl)
    end


    renderTrackingCategories(res)
-- 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 </div> to avoid the
-- padding being applied, and at the end add a <div> to balance out the parent's </div>
res
:wikitext('</div>')
:node(tbl)
:wikitext('<div>')
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


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


function p.navbox(frame)
function p.navbox(frame)
    if not getArgs then
if not getArgs then
        getArgs = require('Module:Arguments').getArgs
getArgs = require('Module:Arguments').getArgs
    end
end
    args = getArgs(frame, {wrappers = 'Template:Navbox'})
args = getArgs(frame, {wrappers = {'Template:Navbox', 'Template:Navbox subgroup'}})
if frame.args.border then
-- This allows Template:Navbox_subgroup to use {{#invoke:Navbox|navbox|border=...}}.
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.
-- Read the arguments in the order they'll be output in, to make references number in the right order.
    local _
local _
    _ = args.title
_ = args.title
    _ = args.above
_ = args.above
    for i = 1, 20 do
for i = 1, 20 do
        _ = args["group" .. tostring(i)]
_ = args["group" .. tostring(i)]
        _ = args["list" .. tostring(i)]
_ = args["list" .. tostring(i)]
    end
end
    _ = args.below
_ = args.below


    return p._navbox(args)
return p._navbox(args)
end
end


return p
return p

Latest revision as of 20:16, 10 March 2020

--

-- 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) == '<table' then

-- Assume list text is for a subgroup navbox so no automatic striping for this row. oddEven = listText:find('<th[^>]*"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 if isIllegible() then table.insert(cats, 'Potentially illegible navboxes') end if hasBorders() then table.insert(cats, 'Navboxes using borders') 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