Module:Documentation

--

-- This module implements Documentation. -- -- @module documentation -- @alias p -- @release stable -- @require Dev:Arguments -- @require Dev:Config -- @require Dev:I18n -- @require Dev:Languages -- @require Dev:Message box -- @require Dev:Yesno -- @require Module:Documentation/config -- @require Module:Documentation/i18n -- @require MediaWiki:Module:Documentation.css -- @author User:FishTank -- @author User:ExE Boss -- @attribution Module:Documentation (Wikipedia) -- @see Original module on Wikipedia -- @see Documentation

local libraryUtil = require('libraryUtil'); local checkType = libraryUtil.checkType;

-- Get required modules. local getArgs = require('Dev:Arguments').getArgs local messageBox = require('Dev:Message box') local yesno = require('Dev:Yesno')

-- Get the config table. local cfg = require('Dev:Config').loadConfig('Documentation') local i18n = require('Dev:I18n').loadMessages('Documentation', 'Common') local languages = require('Dev:Languages')

local p = {} p.i18n = i18n

-- Often-used functions. local ugsub = mw.ustring.gsub

local IS_DEV_WIKI = mw.site.server == 'https://dev.fandom.com';

-- -- -- Helper functions -- -- These are defined as local functions, but are made available in the p -- table for testing purposes. -- --

--number|boolean|table|nil} -- local function message(cfgKey, valArray, expectType) local msg = cfg:getValue(cfgKey) expectType = expectType or 'string' if type(msg) ~= expectType then error('message: type error in message cfg.' .. cfgKey .. ' (' .. expectType .. ' expected, got ' .. type(msg) .. ')', 2)	end if not valArray then return msg end

local function getMessageVal(match) match = tonumber(match) return valArray[match] or error('message: no value found for key $' .. match .. ' in message cfg.' .. cfgKey, 4) end

local ret = ugsub(msg, '$([1-9][0-9]*)', getMessageVal) return ret end

p.message = message

local function makeWikilink(page, display) if display then return mw.ustring.format('%s', page, display) else return mw.ustring.format('%s', page) end end

p.makeWikilink = makeWikilink

local function makeUrlWikilink(page, display) -- This code prevents redlinks, but doesn't work for categories, and those -- are always blue-linked by the CategoryBlueLinks extension anyway. return mw.ustring.format('[%s %s]', tostring(mw.uri.fullUrl(page)), display or page) end

p.makeUrlWikilink = makeUrlWikilink

local function makeCategoryLink(cat, sort) local catns = mw.site.namespaces[14].name return makeWikilink(catns .. ':' .. cat, sort) end

p.makeCategoryLink = makeCategoryLink

local function makeUrlLink(url, display) return mw.ustring.format('[%s %s]', url, display) end

p.makeUrlLink = makeUrlLink

local function makeToolbar(...) local lim = select('#', ...) if lim < 1 then return nil end

local frame = mw.getCurrentFrame local ret = mw.html.create('small'):wikitext('(')

local isFirst = true for i = 1, lim do		local v = select(i, ...) if v then if isFirst then isFirst = false else ret:wikitext(' ', frame:preprocess(''), ' ') end ret:wikitext(v) end end

return not isFirst and ret:wikitext(')'):done or nil end

p.makeToolbar = makeToolbar

-- -- @function p.resolveNamespace -- @private -- @param {int} subjectSpace -- @return {string} -- local function resolveNamespace(subjectSpace) if subjectSpace == 10 then -- Template namespace return 'template' elseif subjectSpace == 828 then -- Module namespace return 'module' elseif subjectSpace == 6 then -- File namespace return 'file' end return 'other' end

p.resolveNamespace = resolveNamespace;

-- -- -- Argument processing -- --

local function makeInvokeFunc(funcName) return function (frame) local args = getArgs(frame, {			valueFunc = function (key, value)				if type(value) == 'string' then					value = value:match('^%s*(.-)%s*$') -- Remove whitespace.					if key == 'heading' or value ~= '' then						return value					else						return nil					end				else					return value				end			end		}) return tostring(p[funcName](args)) end end

-- -- -- Main function -- --

--Frame} args - table of arguments passed by the user -- @return {string} -- p.main = makeInvokeFunc('_main')

function p._main(args) local env = p.getEnvironment(args) local root = mw.html.create root :wikitext(p.protectionTemplate(env)) :wikitext(p.sandboxNotice(args, env)) :tag('div') :attr('id', message('main-div-id')) :addClass(message('main-div-classes')) :newline :node(p._startBox(args, env)) :node(p._content(args, env)) :node(p._endBox(args, env)) :done :wikitext(p.addTrackingCategories(env)) return root end

-- -- -- Environment settings -- --

--- A table with information about the environment, including title objects and -- other namespace- or path-related data. -- @type Environment -- -- @note All table lookups are passed through pcall so that errors are caught. -- If an error occurs, the value returned will be nil. -- -- ; Title objects include: --- @property {Title|nil} Environment.title - the page we are making documentation for (usually the current title) --- @property {Title|nil} Environment.templateTitle - the template (or module, file, etc.) --- @property {Title|nil} Environment.docTitle - the /doc subpage. --- @property {Title|nil} Environment.docTitleEn - the /doc/en subpage. --- @property {Title|nil} Environment.sandboxTitle - the /sandbox subpage. --- @property {Title|nil} Environment.testcasesTitle - the /testcases subpage. --- @property {Title|nil} Environment.printTitle - the print version of the template, located at the /Print subpage. -- -- ; Data includes: --- @property {Title.protectionLevels|nil} Environment.protectionLevels - the protection levels table of the title object. --- @property {int|nil} Environment.subjectSpace - the number of the title's subject namespace. --- @property {int|nil} Environment.docSpace - the number of the namespace the title puts its documentation in. --- @property {string|nil} Environment.docpageBase - the text of the base page of the /doc, /sandbox and /testcases pages, with namespace. --- @property {string|nil} Environment.compareUrl - URL of the Special:ComparePages page comparing the sandbox with the template.

-- -- Returns a table with information about the environment, including title objects and other namespace- or -- path-related data. -- -- @function p.getEnvironment -- @private -- @param {table} args - table of arguments passed by the user -- @return {Environment} -- function p.getEnvironment(args) local env, envFuncs = {}, {}

-- Set up the metatable. If triggered we call the corresponding function in the envFuncs table. The value -- returned by that function is memoized in the env table so that we don't call any of the functions -- more than once. (Nils won't be memoized.) setmetatable(env, {		__index = function (t, key)			local envFunc = envFuncs[key]			if envFunc then				local success, val = pcall(envFunc)				if success then					env[key] = val -- Memoise the value.					return val				end			end			return nil		end	})

-- The title object for the current page, or a test page passed with args.page. function envFuncs.title local title local titleArg = args.page if titleArg then title = mw.title.new(titleArg) else title = mw.title.getCurrentTitle end return title end

-- The template (or module, etc.) title object. -- ; Messages: -- : 'sandbox-subpage' --> 'sandbox' -- : 'testcases-subpage' --> 'testcases' function envFuncs.templateTitle local subjectSpace = env.subjectSpace local title = env.title local subpage = title.subpageText if subpage == message('sandbox-subpage') or subpage == message('testcases-subpage') then return mw.title.makeTitle(subjectSpace, title.baseText) else return mw.title.makeTitle(subjectSpace, title.text) end end

-- Title object of the /doc subpage. -- ; Messages: -- : 'doc-subpage' --> 'doc' function envFuncs.docTitle local docname = args[1] -- User-specified doc page. local docpage if docname then docpage = docname else docpage = env.docpageBase .. '/' .. message('doc-subpage') end return mw.title.new(docpage) end

-- Title object of the /doc/en subpage. function envFuncs.docTitleEn local docTitle = env.docTitle return mw.title.new(docTitle.text .. '/en', docTitle.nsText) end

function envFuncs.subpages local docTitle = env.docTitle return languages.subpages(docTitle.text, docTitle.nsText) end

function envFuncs.hasSubpages local subpages = env.subpages return #subpages > 1 or subpages[1] ~= '' end

function envFuncs.docTitleCreate local hasSubpages = env.hasSubpages local docTitle = env.docTitle local docTitleEn = env.docTitleEn local forceI18n = yesno(args.i18n) if (forceI18n or hasSubpages) and (docTitleEn.exists or not docTitle.exists) then return docTitleEn end return docTitle end

function envFuncs.docTitleCurrentLang local currentLang = i18n:getLang if currentLang == 'en' then return env.docTitleCreate else local docTitle = env.docTitle return mw.title.new(docTitle.text .. '/' .. currentLang, docTitle.nsText) end end

-- Title object for the /sandbox subpage. -- ; Messages: -- : 'sandbox-subpage' --> 'sandbox' function envFuncs.sandboxTitle return mw.title.new(env.docpageBase .. '/' .. message('sandbox-subpage')) end

-- Title object for the /testcases subpage. -- ; Messages: -- : 'testcases-subpage' --> 'testcases' function envFuncs.testcasesTitle return mw.title.new(env.docpageBase .. '/' .. message('testcases-subpage')) end

-- Title object for the /Print subpage. -- ; Messages: -- : 'print-subpage' --> 'Print' function envFuncs.printTitle if message('print-show') then return env.templateTitle:subPageTitle(message('print-subpage')) end end

-- The protection levels table of the title object. function envFuncs.protectionLevels return env.title.protectionLevels end

-- The subject namespace number. function envFuncs.subjectSpace return mw.site.namespaces[env.title.namespace].subject.id	end

-- The documentation namespace number. For most namespaces this is the same as the -- subject namespace. However, pages in the Article, File, MediaWiki or Category -- namespaces must have their /doc, /sandbox and /testcases pages in talk space. function envFuncs.docSpace local subjectSpace = env.subjectSpace if subjectSpace == 0 or subjectSpace == 6 or subjectSpace == 8 or subjectSpace == 14 then return subjectSpace + 1 else return subjectSpace end end

-- The base page of the /doc, /sandbox, and /testcases subpages. -- For some namespaces this is the talk page, rather than the template page. function envFuncs.docpageBase local templateTitle = env.templateTitle local docSpace = env.docSpace local docSpaceText = mw.site.namespaces[docSpace].name -- Assemble the link. docSpace is never the main namespace, so we can hardcode the colon. return docSpaceText .. ':' .. templateTitle.text end

-- Diff link between the sandbox and the main template using Special:ComparePages. function envFuncs.compareUrl local templateTitle = env.templateTitle local sandboxTitle = env.sandboxTitle if templateTitle.exists and sandboxTitle.exists then local compareUrl = mw.uri.fullUrl(				'Special:ComparePages',				{page1 = templateTitle.prefixedText, page2 = sandboxTitle.prefixedText}			) return tostring(compareUrl) else return nil end end

function envFuncs.docStatus local docTitle = env.docTitle if not args.content then if not docTitle.exists and not env.hasSubpages then return 'nodoc' elseif not docTitle.exists and not env.docTitleEn.exists and env.hasSubpages then return 'baddoc' end end end

function envFuncs.docIcon local docStatus = env.docStatus if not docStatus then return message('documentation-icon') end return message('documentation-icon-' .. docStatus) end

return env end

-- -- -- Auxiliary templates -- --

--- -- Generates a sandbox notice for display above sandbox pages. -- -- ; Messages: -- : 'sandbox-notice-image' --> '' -- : 'sandbox-notice-blurb' --> 'This is the $1 for $2.' -- : 'sandbox-notice-diff-blurb' --> 'This is the $1 for $2 ($3).' -- : 'sandbox-notice-pagetype-template' --> 'template sandbox page' -- : 'sandbox-notice-pagetype-module' --> 'module sandbox page' -- : 'sandbox-notice-pagetype-other' --> 'sandbox page' -- : 'sandbox-notice-compare-link-display' --> 'diff' -- : 'sandbox-notice-testcases-blurb' --> 'See also the companion subpage for $1.' -- : 'sandbox-notice-testcases-link-display' --> 'test cases' -- : 'sandbox-category' --> 'Template sandboxes' -- -- @function p.sandboxNotice -- @private -- @param {table} args - a table of arguments passed by the user -- @param {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string|nil} function p.sandboxNotice(args, env) if not message('sandbox-notice-show', nil, 'boolean') then return nil end

local title = env.title local sandboxTitle = env.sandboxTitle local templateTitle = env.templateTitle local subjectSpace = env.subjectSpace if not (subjectSpace and title and sandboxTitle and templateTitle and mw.title.equals(title, sandboxTitle)) then return nil end -- Build the table of arguments to pass to ombox. We need just two fields, "image" and "text". local omargs = {} omargs.image = message('sandbox-notice-image') -- Get the text. We start with the opening blurb, which is something like -- "This is the template sandbox for Template:Foo (diff)." local text = '' local frame = mw.getCurrentFrame local isPreviewing = frame:preprocess() ==  -- True if the page is being previewed. local pagetype if subjectSpace == 10 then pagetype = message('sandbox-notice-pagetype-template') elseif subjectSpace == 828 then pagetype = message('sandbox-notice-pagetype-module') else pagetype = message('sandbox-notice-pagetype-other') end local templateLink = makeUrlWikilink(templateTitle.prefixedText) local compareUrl = env.compareUrl if isPreviewing or not compareUrl then text = text .. message('sandbox-notice-blurb', {pagetype, templateLink}) else local compareDisplay = message('sandbox-notice-compare-link-display') local compareLink = makeUrlLink(compareUrl, compareDisplay) text = text .. message('sandbox-notice-diff-blurb', {pagetype, templateLink, compareLink}) end -- Get the test cases page blurb if the page exists. This is something like -- "See also the companion subpage for test cases." local testcasesTitle = env.testcasesTitle if testcasesTitle and testcasesTitle.exists then if testcasesTitle.namespace == mw.site.namespaces.Module.id then local testcasesLinkDisplay = message('sandbox-notice-testcases-link-display') local testcasesRunLinkDisplay = message('sandbox-notice-testcases-run-link-display') local testcasesLink = makeUrlWikilink(testcasesTitle.prefixedText, testcasesLinkDisplay) local testcasesRunLink = makeUrlWikilink(testcasesTitle.talkPageTitle.prefixedText, testcasesRunLinkDisplay) text = text .. ' ' .. message('sandbox-notice-testcases-run-blurb', {testcasesLink, testcasesRunLink}) else local testcasesLinkDisplay = message('sandbox-notice-testcases-link-display') local testcasesLink = makeUrlWikilink(testcasesTitle.prefixedText, testcasesLinkDisplay) text = text .. ' ' .. message('sandbox-notice-testcases-blurb', {testcasesLink}) end end -- Add the sandbox to the sandbox category. text = text .. makeCategoryLink(message('sandbox-category')) omargs.text = text local ret = ' ' ret = ret .. messageBox.main('ombox', omargs) return ret end

--nil} -- function p.protectionTemplate(env) -- This depends on Module:Protection banner do return end

local protectionLevels, mProtectionBanner local title = env.title if title.namespace ~= 10 and title.namespace ~= 828 then -- Don't display the protection template if we are not in the template or module namespaces. return nil end protectionLevels = env.protectionLevels if not protectionLevels then return nil end local editProt = protectionLevels.edit and protectionLevels.edit[1] local moveProt = protectionLevels.move and protectionLevels.move[1] if editProt then -- The page is edit-protected. mProtectionBanner = require('Dev:Protection banner') local reason = message('protection-reason-edit') return mProtectionBanner._main{reason, small = true} elseif moveProt and moveProt ~= 'autoconfirmed' then -- The page is move-protected but not edit-protected. Exclude move -- protection with the level "autoconfirmed", as this is equivalent to -- no move protection at all. mProtectionBanner = require('Dev:Protection banner') return mProtectionBanner._main{action = 'move', small = true} else return nil end end

-- -- -- Start box -- --

--Frame} args - a table of arguments passed by the user -- @param[opt] {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string|nil} -- p.startBox = makeInvokeFunc('_startBox')

function p._startBox(args, env) env = env or p.getEnvironment(args) local links local content = args.content if not content then -- No need to include the links if the documentation is on the template page itself. local linksData = p.makeStartBoxLinksData(args, env) if linksData then links = p.renderStartBoxLinks(linksData) end end -- Generate the start box html. local data = p.makeStartBoxData(args, env, links) if data then return p.renderStartBox(data) else -- User specified no heading. return nil end end

--nil} -- function p.makeStartBoxLinksData(args, env) local subjectSpace = env.subjectSpace local title = env.title local docTitleCurrentLang = env.docTitleCurrentLang if not title or not docTitleCurrentLang then return nil end

local frame = mw.getCurrentFrame local data = {} data.title = title data.docTitle = docTitleCurrentLang -- View, display, edit, and purge links if /doc exists. data.viewLinkDisplay = frame:preprocess('') data.editLinkDisplay = frame:preprocess('') data.historyLinkDisplay = frame:preprocess('') data.purgeLinkDisplay = frame:preprocess('') -- Create link if /doc doesn't exist. local preload = args.preload if not preload then if subjectSpace == 6 then -- File namespace preload = message('file-docpage-preload') elseif subjectSpace == 828 then -- Module namespace preload = message('module-preload') else preload = message('docpage-preload') end end data.preload = preload data.createLinkDisplay = frame:preprocess('') return data end

-- -- Generates the [view][edit][history][purge] or [create] links from the data table. -- -- @function p.renderStartBoxLinks -- @private -- @param {table} data - a table of data generated by p.makeStartBoxLinksData -- @return {string} -- function p.renderStartBoxLinks(data)

local function escapeBrackets(s) -- Escapes square brackets with HTML entities. s = s:gsub('%[', '&#91;') -- Replace square brackets with HTML entities. s = s:gsub('%]', '&#93;') return s	end

local ret local docTitle = data.docTitle local title = data.title if docTitle.exists then local viewLink = makeWikilink(docTitle.prefixedText, data.viewLinkDisplay) local editLink = makeUrlLink(docTitle:fullUrl({ action = 'edit' }, 'https'), data.editLinkDisplay) local historyLink = makeUrlLink(docTitle:fullUrl({ action = 'history' }, 'https'), data.historyLinkDisplay) local purgeLink = makeUrlLink(title:fullUrl({ action = 'purge' }, 'https'), data.purgeLinkDisplay) ret = '[%s] [%s] [%s] [%s]' ret = escapeBrackets(ret) ret = mw.ustring.format(ret, viewLink, editLink, historyLink, purgeLink) else local createLink = makeUrlLink(docTitle:fullUrl({ action = 'edit', redlink = '1', preload = data.preload, }, 'https'), data.createLinkDisplay) ret = '[%s]' ret = escapeBrackets(ret) ret = mw.ustring.format(ret, createLink) end return ret end

--- -- Does initial processing of data to pass to the start-box render function, p.renderStartBox. -- -- ; Messages: -- : 'documentation-icon-wikitext' --> '' -- : 'documentation-icon' --> 'Template-info.svg' -- : 'documentation-icon-nodoc' --> 'Template-noinfo.svg' -- : 'documentation-icon-baddoc' --> 'Template-badinfo.svg' -- : 'start-box-linkclasses' --> 'mw-editsection-like plainlinks' -- : 'start-box-link-id' --> 'doc_editlinks' -- -- @function p.makeStartBoxData -- @private -- @param {table} args - a table of arguments passed by the user -- @param {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @param {string|nil} links - a string containing the [view][edit][history][purge] links - could be nil if there's an error. -- @return {table} function p.makeStartBoxData(args, env, links) local subjectSpace = env.subjectSpace if not subjectSpace then -- Default to an "other namespaces" namespace, so that we get at least some output -- if an error occurs. subjectSpace = 2 end local data = {}

-- Heading local heading = args.heading -- Blank values are not removed. if heading == '' then -- Don't display the start box if the heading arg is defined but blank. return nil end

if heading then data.heading = heading elseif subjectSpace == 10 then -- Template namespace data.heading = message('documentation-icon-wikitext', {env.docIcon}) .. ' ' .. i18n:msg('documentation-heading') data.subHeading = i18n:msg('documentation-visibility') elseif subjectSpace == 828 then -- Module namespace data.heading = message('documentation-icon-wikitext', {env.docIcon}) .. ' ' .. i18n:msg('module-namespace-heading') elseif subjectSpace == 6 then -- File namespace data.heading = i18n:msg('file-namespace-heading') else data.heading = i18n:msg('other-namespaces-heading') end

-- Heading CSS local headingStyle = args['heading-style'] if headingStyle then data.headingStyleText = headingStyle elseif subjectSpace == 10 then -- We are in the template or template talk namespaces. data.headingFontWeight = 'bold' data.headingFontSize = '125%' else data.headingFontSize = '150%' end

-- Data for the [view][edit][history][purge] or [create] links. if links then data.linksClass = message('start-box-linkclasses') data.linksId = message('start-box-link-id') data.links = links end

return data end

-- -- Renders the start box html. -- -- ; Messages -- : 'start-box-div-classes' --> 'template-documentation-header' -- -- @function p.renderStartBox -- @private -- @param {table} data - a table of data generated by p.makeStartBoxData. -- @return {string} -- function p.renderStartBox(data) local sbox = mw.html.create('div') sbox :addClass(message('start-box-div-classes')) :newline :tag('span') :cssText(data.headingStyleText) :css('font-weight', data.headingFontWeight) :css('font-size', data.headingFontSize) :wikitext(data.heading) local links = data.links if links then sbox :tag('div') :css('font-size', data.headingFontSize) :css('float', 'right') :tag('span') :addClass(data.linksClass) :attr('id', data.linksId) :wikitext(links) end local subHeading = data.subHeading if subHeading then sbox :tag('br') :css('clear', 'right') sbox :tag('i') :wikitext(subHeading) end return sbox end

-- -- -- Documentation content -- --

--Frame} args - a table of arguments passed by the user -- @param[opt] {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string} -- p.content = makeInvokeFunc('_content')

function p._content(args, env) env = env or p.getEnvironment(args) local docTitle = env.docTitle local content = args.content local root = mw.html.create if not content and docTitle then local subjectSpace = env.subjectSpace local preload = args.preload if not preload then if subjectSpace == 6 then -- File namespace preload = message('file-docpage-preload') elseif subjectSpace == 828 then -- Module namespace preload = message('module-preload') else preload = message('docpage-preload') end end

local hasSubpages = env.hasSubpages local docTitleCreate = env.docTitleCreate

local docMissing = i18n:msg(			resolveNamespace(subjectSpace) .. '-documentation-missing',			docTitleCreate:fullUrl({ action = 'edit', redlink = '1', preload = mw.uri.encode(preload, 'WIKI'), }, 'https'):gsub('%%', '%%%%')		)

if not docTitle.exists and not hasSubpages then content = docMissing else if yesno(args.i18n, false) or hasSubpages then local currentLang = i18n:getLang root:node(languages.langs{					'en',					currentLang,					format = 'list',					page = docTitle.prefixedText,					class = message('languages-list-div-classes'),					select = currentLang,					editintro = 'Template:Documentation/editintro',				}) end

content = args._content or tostring(languages.langs{				format = 'transclude',				page = docTitle.prefixedText,				notice = 'none',				missing = docMissing,			}) end end local cbox = root:tag('div') cbox :addClass(message('content-box-div-classes')) :css("display", "flow-root") -- The line breaks are necessary so that "=== Headings ===" at the start -- and end of docs are interpreted correctly. :wikitext(mw.getCurrentFrame:expandTemplate{title = 'tocright'}) :newline :wikitext(content or '') :newline return root end

--Frame} args - a table of arguments passed by the user -- @param[opt] {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string} -- p.contentTitle = makeInvokeFunc('_contentTitle')

function p._contentTitle(args, env) env = env or p.getEnvironment(args) local docTitle = env.docTitle if not args.content and docTitle and docTitle.exists then return docTitle.prefixedText else return '' end end

-- -- -- End box -- --

--- -- This function generates the end box (also known as the link box). -- -- The HTML is generated by the fmbox template, courtesy of Module:Message box. -- -- ; Messages: -- : 'fmbox-id' --> 'documentation-meta-data' -- : 'fmbox-style' --> 'background-color: #ecfcf4' -- : 'fmbox-textstyle' --> 'font-style: italic' -- -- @function p.endBox -- @param {table|Frame} args - a table of arguments passed by the user -- @param[opt] {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string} p.endBox = makeInvokeFunc('_endBox')

function p._endBox(args, env) -- Get environment data. env = env or p.getEnvironment(args)

local subjectSpace = env.subjectSpace local docTitle = env.docTitleCurrentLang

local root = mw.html.create('div') :attr('id', message('end-box-div-id')) :addClass(message('end-box-div-classes')) :css('clear', 'both')

local hasDocPage  = subjectSpace and docTitle and docTitle.exists local linkBoxSpace = subjectSpace == 2 or subjectSpace == 10 or subjectSpace == 828

-- Check whether we should output the end box at all. Add the end -- box by default if the documentation exists or if we are in the -- user, module or template namespaces. local linkBox = args['link box'] local expandedLinkBox = yesno(linkBox, true)

if (		not hasDocPage and not linkBoxSpace		and not (linkBox and yesno(linkBox) == nil)	) then return root :attr('id', nil) :attr('class', nil) :allDone end

if IS_DEV_WIKI then -- Hack to ensure that the style of the end box matches the existing style root --			:cssText('background-color: :css('font-size', '100%') :css('margin', '0') :css('padding', '.5em 1em') end local customLanguagesNotice = i18n:msg('custom-languages-notice', docTitle.prefixedText,		docTitle:fullUrl({ action = 'edit' }, 'https'):gsub("%%", "%%%%"), 'bottom')

if expandedLinkBox == false then return root:wikitext(customLanguagesNotice):allDone end

if linkBox and yesno(linkBox) == nil then root:wikitext(linkBox) else local isFirstLine = true if hasDocPage then isFirstLine = false root:wikitext(customLanguagesNotice) end

if linkBoxSpace then -- We are in the user, template or module namespaces. -- Add sandbox and testcases links: -- "Editors can experiment in this template's sandbox (edit | history / create | mirror) and testcases (edit/create) pages." local experimentBlurb = p.makeExperimentBlurb(args, env) if experimentBlurb then if isFirstLine then isFirstLine = false else root:tag('br') end root:node(experimentBlurb) end

-- "Please add categories to the /doc subpage." -- Don't show this message with inline docs or with an explicitly specified doc page, -- as then it is unclear where to add the categories. local categoriesBlurb if not args.content and not args[1] then categoriesBlurb = p.makeCategoriesBlurb(args, env) end

-- "Subpages of this template" local subpagesBlurb = p.makeSubpagesBlurb(args, env)

if categoriesBlurb or subpagesBlurb then if isFirstLine then isFirstLine = false else root:tag('br'):done end

root:node(categoriesBlurb)

if categoriesBlurb and subpagesBlurb then root:wikitext(' '); end

root:node(subpagesBlurb) end

-- TODO: consider adding the print blurb end end

return root:allDone end

-- diff) and testcases (edit) pages." -- -- ; Messages: -- : 'module-sandbox-preload' --> 'Template:Documentation/preload-module-sandbox' -- : 'template-sandbox-preload' --> 'Template:Documentation/preload-sandbox' -- : 'mirror-link-preload' --> 'Template:Documentation/mirror' -- : 'template-sandbox-preload' --> 'Template:Documentation/preload-sandbox' -- : 'module-testcases-preload' --> 'Template:Documentation/preload-module-testcases' -- : 'template-testcases-preload' --> 'Template:Documentation/preload-testcases' -- -- @function p.makeExperimentBlurb -- @private -- @param {table} args - a table of arguments passed by the user -- @param {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string|nil} -- function p.makeExperimentBlurb(args, env) local subjectSpace = env.subjectSpace local templateTitle = env.templateTitle local sandboxTitle = env.sandboxTitle local testcasesTitle = env.testcasesTitle

if not subjectSpace or not templateTitle or not sandboxTitle or not testcasesTitle then return nil end

local templatePage = templateTitle.prefixedText

-- Make links. local frame = mw.getCurrentFrame local sandboxLinks = mw.html.create local testcasesLinks = mw.html.create

if sandboxTitle.exists then sandboxLinks:wikitext(			makeUrlWikilink(sandboxTitle.prefixedText, i18n:msg('sandbox-link-display')),			' '		)

local sandboxEditLink = makeUrlLink(			sandboxTitle:fullUrl({ action = 'edit' }, 'https'),			frame:preprocess('')		) local compareUrl = env.compareUrl local compareLink if compareUrl then compareLink = makeUrlLink(				compareUrl,				frame:preprocess('')			) end

sandboxLinks:node(makeToolbar(sandboxEditLink, compareLink)) elseif message('sandbox-subpage-show', nil, 'boolean') then sandboxLinks:wikitext(			i18n:msg('sandbox-link-display'),			' '		)

local sandboxCreateLink = makeUrlLink(			sandboxTitle:fullUrl({ action = 'edit', redlink = '1', preload = subjectSpace == 828 and message('module-sandbox-preload') or message('template-sandbox-preload'), }, 'https'),			frame:preprocess('')		)

local mirrorLink = makeUrlLink(			sandboxTitle:fullUrl({ action = 'edit', redlink = '1', preload = message('mirror-link-preload'), summary = i18n:msg('mirror-edit-summary', makeUrlWikilink(templatePage)), }, 'https'),			i18n:message('mirror-link-display')		)

sandboxLinks:node(makeToolbar(sandboxCreateLink, mirrorLink)) else sandboxLinks = nil end

if testcasesTitle.exists then testcasesLinks:wikitext(			makeUrlWikilink(testcasesTitle.prefixedText, i18n:msg('testcases-link-display')),			' '		)

local testcasesEditLink = makeUrlLink(			testcasesTitle:fullUrl({ action = 'edit' }, 'https'),			frame:preprocess('')		)

testcasesLinks:node(makeToolbar(testcasesEditLink)) else testcasesLinks:wikitext(			i18n:msg('testcases-link-display'),			' '		)

local testcasesCreateLink = makeUrlLink(			testcasesTitle:fullUrl({ action = 'edit', redlink = '1', preload = subjectSpace == 828 and message('module-testcases-preload') or message('template-testcases-preload'), }, 'https'),			frame:preprocess('')		)

testcasesLinks:node(makeToolbar(testcasesCreateLink)) end

local msgArgs = { tostring(testcasesLinks):gsub('%%', '%%%%') or '' }

local messageName = subjectSpace == 828 and 'experiment-blurb-module' or 'experiment-blurb-template'

if sandboxLinks then table.insert(msgArgs, 1, tostring(sandboxLinks):gsub('%%', '%%%%') or '') else messageName = messageName .. '-nosandbox' end

return i18n:msg{ key = messageName, args = msgArgs, } end

--nil} -- function p.makeCategoriesBlurb(args, env) local docTitle = env.docTitle if not docTitle then return nil end

local docPathLink = makeUrlWikilink(		docTitle.prefixedText,		message('doc-link-display')	):gsub("%%", "%%%%")

return i18n:msg('add-categories-blurb', docPathLink) end

--nil} -- function p.makeSubpagesBlurb(args, env) local subjectSpace = env.subjectSpace local templateTitle = env.templateTitle if not subjectSpace or not templateTitle then return nil end

local namespaceName = resolveNamespace(subjectSpace) assert(namespaceName ~= 'file')

return i18n:msg(		resolveNamespace(subjectSpace) .. '-subpages-link',		'Special:PrefixIndex/' .. templateTitle.prefixedText .. '/'	) end

--- -- Generates the blurb displayed when there is a print version of the template available. -- -- ; Messages: -- : 'print-link-display' --> '/Print' -- : 'print-blurb' --> 'A print version' --		.. ' of this template exists at $1.' --		.. ' If you make a change to this template, please update the print version as well.' -- : 'display-print-category' --> true -- : 'print-category' --> 'Templates with print versions' -- -- @function p.makePrintBlurb -- @private -- @param {table} args - a table of arguments passed by the user -- @param {Environment} env - environment table containing title objects, etc., generated with p.getEnvironment -- @return {string|nil} function p.makePrintBlurb(args, env) local printTitle = env.printTitle if not printTitle then return nil end local ret if printTitle.exists then local printLink = makeWikilink(printTitle.prefixedText, message('print-link-display')) ret = message('print-blurb', {printLink}) local displayPrintCategory = message('display-print-category', nil, 'boolean') if displayPrintCategory then ret = ret .. makeCategoryLink(message('print-category')) end end return ret end

-- -- -- Tracking categories -- --

-- -- Check if documentation is transcluded on a /doc or /testcases page. -- -- ; Messages: -- : 'display-strnil} -- function p.addTrackingCategories(env) local title = env.title local subjectSpace = env.subjectSpace if not title or not subjectSpace then return nil end local subpage = title.subpageText local ret = '' if message('display-strange-usage-category', nil, 'boolean') and (			subpage == message('doc-subpage')			or subjectSpace ~= 828 and subpage == message('testcases-subpage')		) then ret = ret .. makeCategoryLink(message('strange-usage-category')) end local docStatus = env.docStatus if docStatus then ret = ret .. makeCategoryLink(message(docStatus .. '-category-' .. resolveNamespace(subjectSpace))) end return ret end

return p --