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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() == 'Template:Navbox' and (border == 'subgroup' or border == 'child' or border == 'none')) 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', '110%')
+
: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
 
        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
+
if index == 1 and args.imageleft then
        local groupCell = row:tag('th')
+
row
 +
:tag('td')
 +
:addClass('noviewer')
 +
: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
  
        groupCell
+
if args['group' .. listnum] then
            :attr('scope', 'row')
+
local groupCell = row:tag('th')
            :addClass('navbox-group')
 
            :addClass(args.groupclass)
 
            :cssText(args.basestyle)
 
  
        if args.groupwidth then
+
-- id for aria-labelledby attribute, if lone group with no title or above
            groupCell:css('width', args.groupwidth)
+
if listnum == 1 and not (args.title or args.above or args.group2) then
        end
+
groupCell
 +
:attr('id', mw.uri.anchorEncode(args.group1))
 +
end
  
        groupCell
+
groupCell
            :cssText(args.groupstyle)
+
:attr('scope', 'row')
            :cssText(args['group' .. listnum .. 'style'])
+
:addClass('navbox-group')
            :wikitext(args['group' .. listnum])
+
:addClass(args.groupclass)
    end
+
:cssText(args.basestyle)
 +
:css('width', args.groupwidth or '1%') -- If groupwidth not specified, minimize width
  
    local listCell = row:tag('td')
+
groupCell
 +
:cssText(args.groupstyle)
 +
:cssText(args['group' .. listnum .. 'style'])
 +
:wikitext(args['group' .. listnum])
 +
end
  
    if args['group' .. listnum] then
+
local listCell = row:tag('td')
        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
+
if args['group' .. listnum] then
        listCell:css('width', '100%')
+
listCell
    end
+
:css('text-align', 'left')
 +
:css('border-left-width', '2px')
 +
:css('border-left-style', 'solid')
 +
else
 +
listCell:attr('colspan', 2)
 +
end
  
    local isOdd = (listnum % 2) == 1
+
if not args.groupwidth then
    local rowstyle = args.evenstyle
+
listCell:css('width', '100%')
    if isOdd then rowstyle = args.oddstyle end
+
end
  
    local evenOdd
+
local rowstyle  -- usually nil so cssText(rowstyle) usually adds nothing
    if args.evenodd == 'swap' then
+
if index % 2 == 1 then
        if isOdd then evenOdd = 'even' else evenOdd = 'odd' end
+
rowstyle = args.oddstyle
    else
+
else
        if isOdd then evenOdd = args.evenodd or 'odd' else evenOdd = args.evenodd or 'even' end
+
rowstyle = args.evenstyle
    end
+
end
  
    listCell
+
local listText = args['list' .. listnum]
        :css('padding', '0px')
+
local oddEven = ODD_EVEN_MARKER
        :cssText(args.liststyle)
+
if listText:sub(1, 12) == '</div><table' then
        :cssText(rowstyle)
+
-- Assume list text is for a subgroup navbox so no automatic striping for this row.
        :cssText(args['list' .. listnum .. 'style'])
+
oddEven = listText:find('<th[^>]*"navbox%-title"') and RESTART_MARKER or 'odd'
        :addClass('navbox-list')
+
end
        :addClass('navbox-' .. evenOdd)
+
listCell
        :addClass(args.listclass)
+
:css('padding', '0px')
        :tag('div')
+
:cssText(args.liststyle)
            :css('padding', (listnum == 1 and args.list1padding) or args.listpadding or '0em 0.25em')
+
:cssText(rowstyle)
            :wikitext(addNewline(args['list' .. listnum]))
+
: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 listnum == 1 and args.image then
+
if index == 1 and args.image then
        row
+
row
            :tag('td')
+
:tag('td')
                :addClass('navbox-image')
+
:addClass('noviewer')
                :addClass(args.imageclass)
+
:addClass('navbox-image')
                :css('width', '0%')
+
:addClass(args.imageclass)
                :css('padding', '0px 0px 0px 2px')
+
:css('width', '1px')               -- Minimize width
                :cssText(args.imagestyle)
+
:css('padding', '0px 0px 0px 2px')
                :attr('rowspan', 2 * #listnums - 1)
+
:cssText(args.imagestyle)
                :tag('div')
+
:attr('rowspan', #listnums)
                    :wikitext(addNewline(args.image))
+
:tag('div')
    end
+
:wikitext(processItem(args.image))
 +
end
 
end
 
end
  
Line 257: Line 287:
  
 
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
 +
end
  
    return true
+
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
 
end
  
local function hasBackgroundColors()
+
local function isIllegible()
    return mw.ustring.match(args.titlestyle or '','background') or mw.ustring.match(args.groupstyle or '','background') or mw.ustring.match(args.basestyle or '','background')
+
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
 
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
    return cats
+
if isIllegible() then table.insert(cats, 'Potentially illegible navboxes') end
 +
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 295: Line 351:
 
--
 
--
 
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'}})
  
    -- 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

Revision as of 21:10, 6 October 2020

Lua error in package.lua at line 80: module 'strict' not found. Lua error in package.lua at line 80: module 'strict' not found.

This module implements the {{Navbox}} template. Please see the template page for usage instructions.


--
-- This module implements {{Navbox}}
--

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 = '[[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

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('^<span class="nowrap">') then
				line = prefix .. '<span class="nowrap">' .. content .. '</span>'
			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('noviewer')
				: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) == '</div><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('noviewer')
				: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('[[Category:' .. cat .. ']]')
	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 </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

	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'}})

	-- 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