Module:Navbar

Module documentation This module is copied from the English Wikipedia page en:Module:Navbar. It has no documentation, and relevant information may be found at the corresponding English Wikipedia documentation page. For more details see the editing history of the module. The above documentation is transcluded from Module:Navbar/doc.

---

local p = {}
local cfg = mw.loadData('Module:Navbar/configuration')

local function get_title_arg(is_collapsible, template)
	local title_arg = 1
	if is_collapsible then title_arg = 2 end
	if template then title_arg = 'template' end
	return title_arg
end

local function choose_links(template, args)
	-- The show table indicates the default displayed items.
	-- view, talk, edit, hist, move, watch
	-- TODO: Move to configuration.
	local show = {true, true, true, false, false, false}
	if template then
		show[2] = false
		show[3] = false
		local index = {t = 2, d = 2, e = 3, h = 4, m = 5, w = 6,
			talk = 2, edit = 3, hist = 4, move = 5, watch = 6}
		-- TODO: Consider removing TableTools dependency.
		for _, v in ipairs(require ('Module:TableTools').compressSparseArray(args)) do
			local num = index[v]
			if num then show[num] = true end
		end
	end

	local remove_edit_link = args.noedit
	if remove_edit_link then show[3] = false end
	
	return show
	
end

local function add_link(link_description, ul, is_mini, font_style)
	local l
	if link_description.url then
		l = {'[', '', ']'}
	else
		l = {'[[', '|', ']]'}
	end
	ul:tag('li')
		:addClass('nv-' .. link_description.full)
		:wikitext(l[1] .. link_description.link .. l[2])
		:tag(is_mini and 'abbr' or 'span')
			:attr('title', link_description.html_title)
			:cssText(font_style)
			:wikitext(is_mini and link_description.mini or link_description.full)
			:done()
		:wikitext(l[3])
		:done()
end

local function make_list(title_text, has_brackets, displayed_links, is_mini, font_style)
	
	local title = mw.title.new(mw.text.trim(title_text), cfg.title_namespace)
	if not title then
		error(cfg.invalid_title .. title_text)
	end
	local talkpage = title.talkPageTitle and title.talkPageTitle.fullText or ''
	
	-- TODO: Get link_descriptions and show into the configuration module.
	-- link_descriptions should be easier...
	local link_descriptions = {
		{ ['mini'] = 'v', ['full'] = 'view', ['html_title'] = 'View this template',
			['link'] = title.fullText, ['url'] = false },
		{ ['mini'] = 't', ['full'] = 'talk', ['html_title'] = 'Discuss this template',
			['link'] = talkpage, ['url'] = false },
		{ ['mini'] = 'e', ['full'] = 'edit', ['html_title'] = 'Edit this template',
			['link'] = title:fullUrl('action=edit'), ['url'] = true },
		{ ['mini'] = 'h', ['full'] = 'hist', ['html_title'] = 'History of this template',
			['link'] = title:fullUrl('action=history'), ['url'] = true },
		{ ['mini'] = 'm', ['full'] = 'move', ['html_title'] = 'Move this template',
			['link'] = mw.title.new('Special:Movepage'):fullUrl('target='..title.fullText), ['url'] = true },
		{ ['mini'] = 'w', ['full'] = 'watch', ['html_title'] = 'Watch this template', 
			['link'] = title:fullUrl('action=watch'), ['url'] = true }
	}

	local ul = mw.html.create('ul')
	if has_brackets then
		ul:addClass(cfg.classes.brackets)
			:cssText(font_style)
	end
	
	for i, _ in ipairs(displayed_links) do
		if displayed_links[i] then add_link(link_descriptions[i], ul, is_mini, font_style) end
	end
	return ul:done()
	
end

function p._navbar(args)
	
	-- TODO: We probably don't need both fontstyle and fontcolor...
	local font_style = args.fontstyle
	local font_color = args.fontcolor
	local is_collapsible = args.collapsible
	local is_mini = args.mini
	local is_plain = args.plain
	
	local collapsible_class = nil
	if is_collapsible then
		collapsible_class = cfg.classes.collapsible
		if not is_plain then is_mini = 1 end
		if font_color then
			font_style = (font_style or '') .. '; color: ' .. font_color .. ';'
		end
	end
	
	local navbar_style = args.style
	local div = mw.html.create():tag('div')
	div
		:addClass(cfg.classes.navbar)
		:addClass(cfg.classes.plainlinks)
		:addClass(cfg.classes.horizontal_list)
		:addClass(collapsible_class) -- we made the determination earlier
		:cssText(navbar_style)

	if is_mini then div:addClass(cfg.classes.mini) end

	local box_text = (args.text or cfg.box_text) .. ' '
	 -- the concatenated space guarantees the box text is separated
	if not (is_mini or is_plain) then
		div
			:tag('span')
				:addClass(cfg.classes.box_text)
				:cssText(font_style)
				:wikitext(box_text)
	end
	
	local template = args.template
	local displayed_links = choose_links(template, args)
	local has_brackets = args.brackets
	local title_arg = get_title_arg(is_collapsible, template)
	local title_text = args[title_arg] or (':' .. mw.getCurrentFrame():getParent():getTitle())
	local list = make_list(title_text, has_brackets, displayed_links, is_mini, font_style)
	div:node(list)

	if is_collapsible then
		local title_text_class
		if is_mini then
			title_text_class = cfg.classes.collapsible_title_mini
		else
			title_text_class = cfg.classes.collapsible_title_full
		end
		div:done()
			:tag('div')
			:addClass(title_text_class)
			:cssText(font_style)
			:wikitext(args[1])
	end
	
	return mw.getCurrentFrame():extensionTag{
		name = 'templatestyles', args = { src = cfg.templatestyles }
	} .. tostring(div:done())
end

function p.navbar(frame)
	return p._navbar(require('Module:Arguments').getArgs(frame))
end

return p