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模組:Navbox/div

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这是本页的一个历史版本,由Dabao qian留言 | 贡献2024年8月8日 (四) 09:35 (// Edit via Wikiplus)编辑。这可能和当前版本存在着巨大的差异。

--
-- 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 lists = {
	plainlist_t = {
		patterns = {
			'^plainlist$',
			'%splainlist$',
			'^plainlist%s',
			'%splainlist%s'
		},
		found = false,
		styles = 'Plainlist/styles.css'
	},
	hlist_t = {
		patterns = {
			'^hlist$',
			'%shlist$',
			'^hlist%s',
			'%shlist%s'
		},
		found = false,
		styles = 'Hlist/styles.css'
	}
}

local function has_list_class(args_to_check)
	for _, list in pairs(lists) do
		if not list.found then
			for _, arg in pairs(args_to_check) do
				for _, pattern in ipairs(list.patterns) do
					if mw.ustring.find(arg or '', pattern) then
						list.found = true
						break
					end
				end
				if list.found then break end
			end
		end
	end
end

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:没有链接的导航框]]'
	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)
	-- 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 = 'color:inherit;' .. (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('position', 'absolute')
				:css(spacerSide, '1em')
				:css('margin-' .. (spacerSide == 'left' and 'right' or 'left'), '0.5em')
				:css('padding-' .. spacerSide, '0.2em')
				:wikitext('&nbsp;')
	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', '110%')
			: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

	has_list_class({ args.listclass })

	local listCell = row:tag('td')

	if args['group' .. listnum] then
		listCell
			:addClass('navbox-list-with-group')
	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