eVision - User contributions [en]

Module:Category handler/blacklist

2014-07-13T09:07:09Z

Mr. Stradivarius: Protected Module:Category handler/blacklist: High-risk Lua module ([Edit=Allow only template editors and admins] (indefinite) [Move=Allow only template editors and admins] (indefinite))

-- This module contains the blacklist used by [[Module:Category handler]].
-- Pages that match Lua patterns in this list will not be categorised unless
-- categorisation is explicitly requested.

return {
'^Main Page$', -- don't categorise the main page.

-- Don't categorise the following pages or their subpages.
-- "%f[/\0]" matches if the next character is "/" or the end of the string.
'^Wikipedia:Cascade%-protected items%f[/\0]',
'^User:UBX%f[/\0]', -- The userbox "template" space.
'^User talk:UBX%f[/\0]',

-- Don't categorise subpages of these pages, but allow
-- categorisation of the base page.
'^Wikipedia:Template messages/.*$',

'/[aA]rchive' -- Don't categorise archives.
}

Module:Category handler/shared

2014-07-13T09:06:15Z

Mr. Stradivarius: Protected Module:Category handler/shared: High-risk Lua module ([Edit=Allow only template editors and admins] (indefinite) [Move=Allow only template editors and admins] (indefinite))

-- This module contains shared functions used by [[Module:Category handler]]
-- and its submodules.

local p = {}

function p.matchesBlacklist(page, blacklist)
for i, pattern in ipairs(blacklist) do
local match = mw.ustring.match(page, pattern)
if match then
return true
end
end
return false
end

function p.getParamMappings(useLoadData)
local dataPage = 'Module:Namespace detect/data'
if useLoadData then
return mw.loadData(dataPage).mappings
else
return require(dataPage).mappings
end
end

function p.getNamespaceParameters(titleObj, mappings)
-- We don't use title.nsText for the namespace name because it adds
-- underscores.
local mappingsKey
if titleObj.isTalkPage then
mappingsKey = 'talk'
else
mappingsKey = mw.site.namespaces[titleObj.namespace].name
end
mappingsKey = mw.ustring.lower(mappingsKey)
return mappings[mappingsKey] or {}
end

return p

Module:Category handler/data

2014-07-13T09:05:55Z

Mr. Stradivarius: Protected Module:Category handler/data: High-risk Lua module ([Edit=Allow only template editors and admins] (indefinite) [Move=Allow only template editors and admins] (indefinite))

-- This module assembles data to be passed to [[Module:Category handler]] using
-- mw.loadData. This includes the configuration data and whether the current
-- page matches the title blacklist.

local data = require('Module:Category handler/config')
local mShared = require('Module:Category handler/shared')
local blacklist = require('Module:Category handler/blacklist')
local title = mw.title.getCurrentTitle()

data.currentTitleMatchesBlacklist = mShared.matchesBlacklist(
title.prefixedText,
blacklist
)

data.currentTitleNamespaceParameters = mShared.getNamespaceParameters(
title,
mShared.getParamMappings()
)

return data

Module:Category handler/config

2014-07-13T09:05:36Z

Mr. Stradivarius: Protected Module:Category handler/config: High-risk Lua module ([Edit=Allow only template editors and admins] (indefinite) [Move=Allow only template editors and admins] (indefinite))

--------------------------------------------------------------------------------
-- [[Module:Category handler]] configuration data --
-- Language-specific parameter names and values can be set here. --
-- For blacklist config, see [[Module:Category handler/blacklist]]. --
--------------------------------------------------------------------------------

local cfg = {} -- Don't edit this line.

--------------------------------------------------------------------------------
-- Start configuration data --
--------------------------------------------------------------------------------

--------------------------------------------------------------------------------
-- Parameter names --
-- These configuration items specify custom parameter names. --
-- To add one extra name, you can use this format: --
-- --
-- foo = 'parameter name', --
-- --
-- To add multiple names, you can use this format: --
-- --
-- foo = {'parameter name 1', 'parameter name 2', 'parameter name 3'}, --
--------------------------------------------------------------------------------

cfg.parameters = {

-- The nocat and categories parameter suppress
-- categorisation. They are used with Module:Yesno, and work as follows:
--
-- cfg.nocat:
-- Result of yesno() Effect
-- true Categorisation is suppressed
-- false Categorisation is allowed, and
-- the blacklist check is skipped
-- nil Categorisation is allowed
--
-- cfg.categories:
-- Result of yesno() Effect
-- true Categorisation is allowed, and
-- the blacklist check is skipped
-- false Categorisation is suppressed
-- nil Categorisation is allowed
nocat = 'nocat',
categories = 'categories',

-- The parameter name for the legacy "category2" parameter. This skips the
-- blacklist if set to the cfg.category2Yes value, and suppresses
-- categorisation if present but equal to anything other than
-- cfg.category2Yes or cfg.category2Negative.
category2 = 'category2',

-- cfg.subpage is the parameter name to specify how to behave on subpages.
subpage = 'subpage',

-- The parameter for data to return in all namespaces.
all = 'all',

-- The parameter name for data to return if no data is specified for the
-- namespace that is detected.
other = 'other',

-- The parameter name used to specify a page other than the current page;
-- used for testing and demonstration.
demopage = 'page',
}

--------------------------------------------------------------------------------
-- Parameter values --
-- These are set values that can be used with certain parameters. Only one --
-- value can be specified, like this: --
-- --
-- cfg.foo = 'value name' -- --
--------------------------------------------------------------------------------

-- The following settings are used with the cfg.category2 parameter. Setting
-- cfg.category2 to cfg.category2Yes skips the blacklist, and if cfg.category2
-- is present but equal to anything other than cfg.category2Yes or
-- cfg.category2Negative then it supresses cateogrisation.
cfg.category2Yes = 'yes'
cfg.category2Negative = '¬'

-- The following settings are used with the cfg.subpage parameter.
-- cfg.subpageNo is the value to specify to not categorise on subpages;
-- cfg.subpageOnly is the value to specify to only categorise on subpages.
cfg.subpageNo = 'no'
cfg.subpageOnly = 'only'

--------------------------------------------------------------------------------
-- Default namespaces --
-- This is a table of namespaces to categorise by default. The keys are the --
-- namespace numbers. --
--------------------------------------------------------------------------------

cfg.defaultNamespaces = {
[ 0] = true, -- main
[ 6] = true, -- file
[ 12] = true, -- help
[ 14] = true, -- category
[100] = true, -- portal
[108] = true, -- book
}

--------------------------------------------------------------------------------
-- Wrappers --
-- This is a wrapper template or a list of wrapper templates to be passed to --
-- [[Module:Arguments]]. --
--------------------------------------------------------------------------------

cfg.wrappers = 'Template:Category handler'

--------------------------------------------------------------------------------
-- End configuration data --
--------------------------------------------------------------------------------

return cfg -- Don't edit this line.

Module:Arguments

2014-07-05T03:52:56Z

Mr. Stradivarius: allow using both the frame and parent frame arguments with the wrappers option if specifically requested, per protected edit request by User:Jackmcbarn

-- This module provides easy processing of arguments passed to Scribunto from
-- #invoke. It is intended for use by other Lua modules, and should not be
-- called from #invoke directly.

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

local arguments = {}

-- Generate four different tidyVal functions, so that we don't have to check the
-- options every time we call it.

local function tidyValDefault(key, val)
if type(val) == 'string' then
val = val:match('^%s*(.-)%s*$')
if val == '' then
return nil
else
return val
end
else
return val
end
end

local function tidyValTrimOnly(key, val)
if type(val) == 'string' then
return val:match('^%s*(.-)%s*$')
else
return val
end
end

local function tidyValRemoveBlanksOnly(key, val)
if type(val) == 'string' then
if val:find('%S') then
return val
else
return nil
end
else
return val
end
end

local function tidyValNoChange(key, val)
return val
end

function arguments.getArgs(frame, options)
checkType('getArgs', 1, frame, 'table', true)
checkType('getArgs', 2, options, 'table', true)
frame = frame or {}
options = options or {}

--[[
-- Get the argument tables. If we were passed a valid frame object, get the
-- frame arguments (fargs) and the parent frame arguments (pargs), depending
-- on the options set and on the parent frame's availability. If we weren't
-- passed a valid frame object, we are being called from another Lua module
-- or from the debug console, so assume that we were passed a table of args
-- directly, and assign it to a new variable (luaArgs).
--]]
local fargs, pargs, luaArgs
if type(frame.args) == 'table' and type(frame.getParent) == 'function' then
if options.wrappers then
--[[
-- The wrappers option makes Module:Arguments look up arguments in
-- either the frame argument table or the parent argument table, but
-- not both. This means that users can use either the #invoke syntax
-- or a wrapper template without the loss of performance associated
-- with looking arguments up in both the frame and the parent frame.
-- Module:Arguments will look up arguments in the parent frame
-- if it finds the parent frame's title in options.wrapper;
-- otherwise it will look up arguments in the frame object passed
-- to getArgs.
--]]
local parent = frame:getParent()
if not parent then
fargs = frame.args
else
local title = parent:getTitle():gsub('/sandbox$', '')
local found = false
if type(options.wrappers) == 'table' then
for _,v in pairs(options.wrappers) do
if v == title then
found = true
break
end
end
elseif options.wrappers == title then
found = true
end

-- We test for false specifically here so that nil (the default) acts like true.
if found or options.frameOnly == false then
pargs = parent.args
end
if not found or options.parentOnly == false then
fargs = frame.args
end
end
else
-- options.wrapper isn't set, so check the other options.
if not options.parentOnly then
fargs = frame.args
end
if not options.frameOnly then
local parent = frame:getParent()
pargs = parent and parent.args or nil
end
end
if options.parentFirst then
fargs, pargs = pargs, fargs
end
else
luaArgs = frame
end

-- Set the order of precedence of the argument tables. If the variables are
-- nil, nothing will be added to the table, which is how we avoid clashes
-- between the frame/parent args and the Lua args.
local argTables = {fargs}
argTables[#argTables + 1] = pargs
argTables[#argTables + 1] = luaArgs

--[[
-- Generate the tidyVal function. If it has been specified by the user, we
-- use that; if not, we choose one of four functions depending on the
-- options chosen. This is so that we don't have to call the options table
-- every time the function is called.
--]]
local tidyVal = options.valueFunc
if tidyVal then
if type(tidyVal) ~= 'function' then
error(
"bad value assigned to option 'valueFunc'"
.. '(function expected, got '
.. type(tidyVal)
.. ')',
2
)
end
elseif options.trim ~= false then
if options.removeBlanks ~= false then
tidyVal = tidyValDefault
else
tidyVal = tidyValTrimOnly
end
else
if options.removeBlanks ~= false then
tidyVal = tidyValRemoveBlanksOnly
else
tidyVal = tidyValNoChange
end
end

--[[
-- Set up the args, metaArgs and nilArgs tables. args will be the one
-- accessed from functions, and metaArgs will hold the actual arguments. Nil
-- arguments are memoized in nilArgs, and the metatable connects all of them
-- together.
--]]
local args, metaArgs, nilArgs, metatable = {}, {}, {}, {}
setmetatable(args, metatable)

local function mergeArgs(iterator, tables)
--[[
-- Accepts multiple tables as input and merges their keys and values
-- into one table using the specified iterator. If a value is already
-- present it is not overwritten; tables listed earlier have precedence.
-- We are also memoizing nil values, but those values can be
-- overwritten.
--]]
for _, t in ipairs(tables) do
for key, val in iterator(t) do
if metaArgs[key] == nil then
local tidiedVal = tidyVal(key, val)
if tidiedVal == nil then
nilArgs[key] = true
else
metaArgs[key] = tidiedVal
end
end
end
end
end

--[[
-- Define metatable behaviour. Arguments are memoized in the metaArgs table,
-- and are only fetched from the argument tables once. Fetching arguments
-- from the argument tables is the most resource-intensive step in this
-- module, so we try and avoid it where possible. For this reason, nil
-- arguments are also memoized, in the nilArgs table. Also, we keep a record
-- in the metatable of when pairs and ipairs have been called, so we do not
-- run pairs and ipairs on the argument tables more than once. We also do
-- not run ipairs on fargs and pargs if pairs has already been run, as all
-- the arguments will already have been copied over.
--]]

metatable.__index = function (t, key)
--[[
-- Fetches an argument when the args table is indexed. First we check
-- to see if the value is memoized, and if not we try and fetch it from
-- the argument tables. When we check memoization, we need to check
-- metaArgs before nilArgs, as both can be non-nil at the same time.
-- If the argument is not present in metaArgs, we also check whether
-- pairs has been run yet. If pairs has already been run, we return nil.
-- This is because all the arguments will have already been copied into
-- metaArgs by the mergeArgs function, meaning that any other arguments
-- must be nil.
--]]
local val = metaArgs[key]
if val ~= nil then
return val
elseif metatable.donePairs or nilArgs[key] then
return nil
end
for _, argTable in ipairs(argTables) do
local argTableVal = tidyVal(key, argTable[key])
if argTableVal == nil then
nilArgs[key] = true
else
metaArgs[key] = argTableVal
return argTableVal
end
end
return nil
end

metatable.__newindex = function (t, key, val)
-- This function is called when a module tries to add a new value to the
-- args table, or tries to change an existing value.
if options.readOnly then
error(
'could not write to argument table key "'
.. tostring(key)
.. '"; the table is read-only',
2
)
elseif options.noOverwrite and args[key] ~= nil then
error(
'could not write to argument table key "'
.. tostring(key)
.. '"; overwriting existing arguments is not permitted',
2
)
elseif val == nil then
--[[
-- If the argument is to be overwritten with nil, we need to erase
-- the value in metaArgs, so that __index, __pairs and __ipairs do
-- not use a previous existing value, if present; and we also need
-- to memoize the nil in nilArgs, so that the value isn't looked
-- up in the argument tables if it is accessed again.
--]]
metaArgs[key] = nil
nilArgs[key] = true
else
metaArgs[key] = val
end
end

metatable.__pairs = function ()
-- Called when pairs is run on the args table.
if not metatable.donePairs then
mergeArgs(pairs, argTables)
metatable.donePairs = true
metatable.doneIpairs = true
end
return pairs(metaArgs)
end

metatable.__ipairs = function ()
-- Called when ipairs is run on the args table.
if not metatable.doneIpairs then
mergeArgs(ipairs, argTables)
metatable.doneIpairs = true
end
return ipairs(metaArgs)
end

return args
end

return arguments

Module:Documentation

2014-07-04T14:26:55Z

Mr. Stradivarius: Undid revision 615575005 by Technical 13 (talk) this puts the end box inside the main div, so we get one blue box inside another blue box; not really what we want

-- This module implements {{documentation}}.

-- Get required modules.
local getArgs = require('Module:Arguments').getArgs
local htmlBuilder = require('Module:HtmlBuilder')
local messageBox = require('Module:Message box')

-- Get the config table.
local cfg = mw.loadData('Module:Documentation/config')

local p = {}

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

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

local function message(cfgKey, valArray, expectType)
--[[
-- Gets a message from the cfg table and formats it if appropriate.
-- The function raises an error if the value from the cfg table is not
-- of the type expectType. The default type for expectType is 'string'.
-- If the table valArray is present, strings such as $1, $2 etc. in the
-- message are substituted with values from the table keys [1], [2] etc.
-- For example, if the message "foo-message" had the value 'Foo $2 bar $1.',
-- message('foo-message', {'baz', 'qux'}) would return "Foo qux bar baz."
--]]
local msg = cfg[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|%s]]', page, display)
else
return mw.ustring.format('[[%s]]', page)
end
end

p.makeWikilink = makeWikilink

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 ret = {}
local lim = select('#', ...)
if lim < 1 then
return nil
end
for i = 1, lim do
ret[#ret + 1] = select(i, ...)
end
return '(' .. table.concat(ret, ' | ') .. ')'
end

p.makeToolbar = makeToolbar

----------------------------------------------------------------------------
-- 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 p[funcName](args)
end
end

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

p.main = makeInvokeFunc('_main')

function p._main(args)
--[[
-- This function defines logic flow for the module.
-- @args - table of arguments passed by the user
--
-- Messages:
-- 'main-div-id' --> 'template-documentation'
-- 'main-div-classes' --> 'template-documentation iezoomfix'
--]]
local env = p.getEnvironment(args)
local root = htmlBuilder.create()
root
.wikitext(p.protectionTemplate(env))
.wikitext(p.sandboxNotice(args, env))
-- This div tag is from {{documentation/start box}}, but moving it here
-- so that we don't have to worry about unclosed tags.
.tag('div')
.attr('id', message('main-div-id'))
.addClass(message('main-div-classes'))
.newline()
.wikitext(p._startBox(args, env))
.wikitext(p._content(args, env))
.tag('div')
.css('clear', 'both') -- So right or left floating items don't stick out of the doc box.
.newline()
.done()
.done()
.wikitext(p._endBox(args, env))
.wikitext(p.addTrackingCategories(env))
return tostring(root)
end

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

function p.getEnvironment(args)
--[[
-- Returns a table with information about the environment, including title objects and other namespace- or
-- path-related data.
-- @args - table of arguments passed by the user
--
-- Title objects include:
-- env.title - the page we are making documentation for (usually the current title)
-- env.templateTitle - the template (or module, file, etc.)
-- env.docTitle - the /doc subpage.
-- env.sandboxTitle - the /sandbox subpage.
-- env.testcasesTitle - the /testcases subpage.
-- env.printTitle - the print version of the template, located at the /Print subpage.
--
-- Data includes:
-- env.protectionLevels - the protection levels table of the title object.
-- env.subjectSpace - the number of the title's subject namespace.
-- env.docSpace - the number of the namespace the title puts its documentation in.
-- env.docpageBase - the text of the base page of the /doc, /sandbox and /testcases pages, with namespace.
-- env.compareUrl - URL of the Special:ComparePages page comparing the sandbox with the template.
--
-- All table lookups are passed through pcall so that errors are caught. If an error occurs, the value
-- returned will be nil.
--]]

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
})

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

function envFuncs.templateTitle()
--[[
-- The template (or module, etc.) title object.
-- Messages:
-- 'sandbox-subpage' --> 'sandbox'
-- 'testcases-subpage' --> 'testcases'
--]]
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

function envFuncs.docTitle()
--[[
-- Title object of the /doc subpage.
-- Messages:
-- 'doc-subpage' --> 'doc'
--]]
local title = env.title
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

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

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

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

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

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

function envFuncs.docSpace()
-- 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.
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

function envFuncs.docpageBase()
-- The base page of the /doc, /sandbox, and /testcases subpages.
-- For some namespaces this is the talk page, rather than the template page.
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

function envFuncs.compareUrl()
-- Diff link between the sandbox and the main template using [[Special:ComparePages]].
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

return env
end

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

function p.sandboxNotice(args, env)
--[=[
-- Generates a sandbox notice for display above sandbox pages.
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
--
-- Messages:
-- 'sandbox-notice-image' --> '[[Image:Sandbox.svg|50px|alt=|link=]]'
-- 'sandbox-notice-blurb' --> 'This is the $1 for $2.'
-- 'sandbox-notice-diff-blurb' --> 'This is the $1 for $2 ($3).'
-- 'sandbox-notice-pagetype-template' --> '[[Wikipedia:Template test cases|template sandbox]] page'
-- 'sandbox-notice-pagetype-module' --> '[[Wikipedia:Template test cases|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'
--]=]
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('{{REVISIONID}}') == '' -- 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 = makeWikilink(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 [[Template:Foo/testcases|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 = makeWikilink(testcasesTitle.prefixedText, testcasesLinkDisplay)
local testcasesRunLink = makeWikilink(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 = makeWikilink(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 = '<div style="clear: both;"></div>'
ret = ret .. messageBox.main('ombox', omargs)
return ret
end

function p.protectionTemplate(env)
-- Generates the padlock icon in the top right.
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
-- Messages:
-- 'protection-template' --> 'pp-template'
-- 'protection-template-args' --> {docusage = 'yes'}
local title = env.title
local protectionLevels
local protectionTemplate = message('protection-template')
local namespace = title.namespace
if not (protectionTemplate and (namespace == 10 or 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 editLevels = protectionLevels.edit
local moveLevels = protectionLevels.move
if moveLevels and moveLevels[1] == 'sysop' or editLevels and editLevels[1] then
-- The page is full-move protected, or full, template, or semi-protected.
local frame = mw.getCurrentFrame()
return frame:expandTemplate{title = protectionTemplate, args = message('protection-template-args', nil, 'table')}
else
return nil
end
end

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

p.startBox = makeInvokeFunc('_startBox')

function p._startBox(args, env)
--[[
-- This function generates the start box.
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
--
-- The actual work is done by p.makeStartBoxLinksData and p.renderStartBoxLinks which make
-- the [view] [edit] [history] [purge] links, and by p.makeStartBoxData and p.renderStartBox
-- which generate the box HTML.
--]]
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

function p.makeStartBoxLinksData(args, env)
--[[
-- Does initial processing of data to make the [view] [edit] [history] [purge] links.
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
--
-- Messages:
-- 'view-link-display' --> 'view'
-- 'edit-link-display' --> 'edit'
-- 'history-link-display' --> 'history'
-- 'purge-link-display' --> 'purge'
-- 'file-docpage-preload' --> 'Template:Documentation/preload-filespace'
-- 'module-preload' --> 'Template:Documentation/preload-module-doc'
-- 'docpage-preload' --> 'Template:Documentation/preload'
-- 'create-link-display' --> 'create'
--]]
local subjectSpace = env.subjectSpace
local title = env.title
local docTitle = env.docTitle
if not title or not docTitle then
return nil
end

local data = {}
data.title = title
data.docTitle = docTitle
-- View, display, edit, and purge links if /doc exists.
data.viewLinkDisplay = message('view-link-display')
data.editLinkDisplay = message('edit-link-display')
data.historyLinkDisplay = message('history-link-display')
data.purgeLinkDisplay = message('purge-link-display')
-- 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 = message('create-link-display')
return data
end

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

local function escapeBrackets(s)
-- Escapes square brackets with HTML entities.
s = s:gsub('%[', '[') -- Replace square brackets with HTML entities.
s = s:gsub('%]', ']')
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'}, data.editLinkDisplay)
local historyLink = makeUrlLink(docTitle:fullUrl{action = 'history'}, data.historyLinkDisplay)
local purgeLink = makeUrlLink(title:fullUrl{action = 'purge'}, 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', preload = data.preload}, data.createLinkDisplay)
ret = '[%s]'
ret = escapeBrackets(ret)
ret = mw.ustring.format(ret, createLink)
end
return ret
end

function p.makeStartBoxData(args, env, links)
--[=[
-- Does initial processing of data to pass to the start-box render function, p.renderStartBox.
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
-- @links - a string containing the [view][edit][history][purge] links - could be nil if there's an error.
--
-- Messages:
-- 'documentation-icon-wikitext' --> '[[File:Test Template Info-Icon - Version (2).svg|50px|link=|alt=Documentation icon]]'
-- 'template-namespace-heading' --> 'Template documentation'
-- 'module-namespace-heading' --> 'Module documentation'
-- 'file-namespace-heading' --> 'Summary'
-- 'other-namespaces-heading' --> 'Documentation'
-- 'start-box-linkclasses' --> 'mw-editsection-like plainlinks'
-- 'start-box-link-id' --> 'doc_editlinks'
-- 'testcases-create-link-display' --> 'create'
--]=]
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') .. ' ' .. message('template-namespace-heading')
elseif subjectSpace == 828 then -- Module namespace
data.heading = message('documentation-icon-wikitext') .. ' ' .. message('module-namespace-heading')
elseif subjectSpace == 6 then -- File namespace
data.heading = message('file-namespace-heading')
else
data.heading = message('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

function p.renderStartBox(data)
-- Renders the start box html.
-- @data - a table of data generated by p.makeStartBoxData.
local sbox = htmlBuilder.create('div')
sbox
.css('padding-bottom', '3px')
.css('border-bottom', '1px solid #aaa')
.css('margin-bottom', '1ex')
.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('span')
.addClass(data.linksClass)
.attr('id', data.linksId)
.wikitext(links)
end
return tostring(sbox)
end

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

p.content = makeInvokeFunc('_content')

function p._content(args, env)
-- Displays the documentation contents
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
env = env or p.getEnvironment(args)
local docTitle = env.docTitle
local content = args.content
if not content and docTitle and docTitle.exists then
content = args._content or mw.getCurrentFrame():expandTemplate{title = docTitle.prefixedText}
end
-- The line breaks below are necessary so that "=== Headings ===" at the start and end
-- of docs are interpreted correctly.
return '\n' .. (content or '') .. '\n'
end

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
----------------------------------------------------------------------------

p.endBox = makeInvokeFunc('_endBox')

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

-- Get environment data.
env = env or p.getEnvironment(args)
local subjectSpace = env.subjectSpace
local docTitle = env.docTitle
if not subjectSpace or not docTitle then
return nil
end

-- 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']
if linkBox == 'off'
or not (
docTitle.exists
or subjectSpace == 2
or subjectSpace == 828
or subjectSpace == 10
)
then
return nil
end

-- Assemble the arguments for {{fmbox}}.
local fmargs = {}
fmargs.id = message('fmbox-id') -- Sets 'documentation-meta-data'
fmargs.image = 'none'
fmargs.style = message('fmbox-style') -- Sets 'background-color: #ecfcf4'
fmargs.textstyle = message('fmbox-textstyle') -- 'font-style: italic;'

-- Assemble the fmbox text field.
local text = ''
if linkBox then
text = text .. linkBox
else
text = text .. (p.makeDocPageBlurb(args, env) or '') -- "This documentation is transcluded from [[Foo]]."
if subjectSpace == 2 or subjectSpace == 10 or subjectSpace == 828 then
-- We are in the user, template or module namespaces.
-- Add sandbox and testcases links.
-- "Editors can experiment in this template's sandbox and testcases pages."
text = text .. p.makeExperimentBlurb(args, env)
text = text .. ' '
if not args.content and not args[1] then
-- "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.
text = text .. (p.makeCategoriesBlurb(args, env) or '')
end
text = text .. ' ' .. (p.makeSubpagesBlurb(args, env) or '') --"Subpages of this template"
local printBlurb = p.makePrintBlurb(args, env) -- Two-line blurb about print versions of templates.
if printBlurb then
text = text .. ' ' .. printBlurb
end
end
end
fmargs.text = text

return messageBox.main('fmbox', fmargs)
end

function p.makeDocPageBlurb(args, env)
--[=[
-- Makes the blurb "This documentation is transcluded from [[Template:Foo]] (edit, history)".
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
--
-- Messages:
-- 'edit-link-display' --> 'edit'
-- 'history-link-display' --> 'history'
-- 'transcluded-from-blurb' -->
-- 'The above [[Wikipedia:Template documentation|documentation]]
-- is [[Wikipedia:Transclusion|transcluded]] from $1.'
-- 'module-preload' --> 'Template:Documentation/preload-module-doc'
-- 'create-link-display' --> 'create'
-- 'create-module-doc-blurb' -->
-- 'You might want to $1 a documentation page for this [[Wikipedia:Lua|Scribunto module]].'
--]=]
local docTitle = env.docTitle
if not docTitle then
return nil
end
local ret
if docTitle.exists then
-- /doc exists; link to it.
local docLink = makeWikilink(docTitle.prefixedText)
local editUrl = docTitle:fullUrl{action = 'edit'}
local editDisplay = message('edit-link-display')
local editLink = makeUrlLink(editUrl, editDisplay)
local historyUrl = docTitle:fullUrl{action = 'history'}
local historyDisplay = message('history-link-display')
local historyLink = makeUrlLink(historyUrl, historyDisplay)
ret = message('transcluded-from-blurb', {docLink})
.. ' '
.. makeToolbar(editLink, historyLink)
.. ' '
elseif env.subjectSpace == 828 then
-- /doc does not exist; ask to create it.
local createUrl = docTitle:fullUrl{action = 'edit', preload = message('module-preload')}
local createDisplay = message('create-link-display')
local createLink = makeUrlLink(createUrl, createDisplay)
ret = message('create-module-doc-blurb', {createLink})
.. ' '
end
return ret
end

function p.makeExperimentBlurb(args, env)
--[[
-- Renders the text "Editors can experiment in this template's sandbox (edit | diff) and testcases (edit) pages."
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
--
-- Messages:
-- 'sandbox-link-display' --> 'sandbox'
-- 'sandbox-edit-link-display' --> 'edit'
-- 'compare-link-display' --> 'diff'
-- 'module-sandbox-preload' --> 'Template:Documentation/preload-module-sandbox'
-- 'template-sandbox-preload' --> 'Template:Documentation/preload-sandbox'
-- 'sandbox-create-link-display' --> 'create'
-- 'mirror-edit-summary' --> 'Create sandbox version of $1'
-- 'mirror-link-display' --> 'mirror'
-- 'sandbox-link-display' --> 'sandbox'
-- 'testcases-link-display' --> 'testcases'
-- 'testcases-edit-link-display'--> 'edit'
-- 'module-testcases-preload' --> 'Template:Documentation/preload-module-testcases'
-- 'template-sandbox-preload' --> 'Template:Documentation/preload-sandbox'
-- 'testcases-create-link-display' --> 'create'
-- 'testcases-link-display' --> 'testcases'
-- 'testcases-edit-link-display' --> 'edit'
-- 'module-testcases-preload' --> 'Template:Documentation/preload-module-testcases'
-- 'template-testcases-preload' --> 'Template:Documentation/preload-testcases'
-- 'experiment-blurb-module' --> 'Editors can experiment in this module's $1 and $2 pages.'
-- 'experiment-blurb-template' --> 'Editors can experiment in this template's $1 and $2 pages.'
--]]
local subjectSpace = env.subjectSpace
local templateTitle = env.templateTitle
local sandboxTitle = env.sandboxTitle
local testcasesTitle = env.testcasesTitle
local templatePage = templateTitle.prefixedText
if not subjectSpace or not templateTitle or not sandboxTitle or not testcasesTitle then
return nil
end
-- Make links.
local sandboxLinks, testcasesLinks
if sandboxTitle.exists then
local sandboxPage = sandboxTitle.prefixedText
local sandboxDisplay = message('sandbox-link-display')
local sandboxLink = makeWikilink(sandboxPage, sandboxDisplay)
local sandboxEditUrl = sandboxTitle:fullUrl{action = 'edit'}
local sandboxEditDisplay = message('sandbox-edit-link-display')
local sandboxEditLink = makeUrlLink(sandboxEditUrl, sandboxEditDisplay)
local compareUrl = env.compareUrl
local compareLink
if compareUrl then
local compareDisplay = message('compare-link-display')
compareLink = makeUrlLink(compareUrl, compareDisplay)
end
sandboxLinks = sandboxLink .. ' ' .. makeToolbar(sandboxEditLink, compareLink)
else
local sandboxPreload
if subjectSpace == 828 then
sandboxPreload = message('module-sandbox-preload')
else
sandboxPreload = message('template-sandbox-preload')
end
local sandboxCreateUrl = sandboxTitle:fullUrl{action = 'edit', preload = sandboxPreload}
local sandboxCreateDisplay = message('sandbox-create-link-display')
local sandboxCreateLink = makeUrlLink(sandboxCreateUrl, sandboxCreateDisplay)
local mirrorSummary = message('mirror-edit-summary', {makeWikilink(templatePage)})
local mirrorUrl = sandboxTitle:fullUrl{action = 'edit', preload = templatePage, summary = mirrorSummary}
local mirrorDisplay = message('mirror-link-display')
local mirrorLink = makeUrlLink(mirrorUrl, mirrorDisplay)
sandboxLinks = message('sandbox-link-display') .. ' ' .. makeToolbar(sandboxCreateLink, mirrorLink)
end
if testcasesTitle.exists then
local testcasesPage = testcasesTitle.prefixedText
local testcasesDisplay = message('testcases-link-display')
local testcasesLink = makeWikilink(testcasesPage, testcasesDisplay)
local testcasesEditUrl = testcasesTitle:fullUrl{action = 'edit'}
local testcasesEditDisplay = message('testcases-edit-link-display')
local testcasesEditLink = makeUrlLink(testcasesEditUrl, testcasesEditDisplay)
testcasesLinks = testcasesLink .. ' ' .. makeToolbar(testcasesEditLink)
else
local testcasesPreload
if subjectSpace == 828 then
testcasesPreload = message('module-testcases-preload')
else
testcasesPreload = message('template-testcases-preload')
end
local testcasesCreateUrl = testcasesTitle:fullUrl{action = 'edit', preload = testcasesPreload}
local testcasesCreateDisplay = message('testcases-create-link-display')
local testcasesCreateLink = makeUrlLink(testcasesCreateUrl, testcasesCreateDisplay)
testcasesLinks = message('testcases-link-display') .. ' ' .. makeToolbar(testcasesCreateLink)
end
local messageName
if subjectSpace == 828 then
messageName = 'experiment-blurb-module'
else
messageName = 'experiment-blurb-template'
end
return message(messageName, {sandboxLinks, testcasesLinks})
end

function p.makeCategoriesBlurb(args, env)
--[[
-- Generates the text "Please add categories to the /doc subpage."
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
-- Messages:
-- 'doc-link-display' --> '/doc'
-- 'add-categories-blurb' --> 'Please add categories to the $1 subpage.'
--]]
local docTitle = env.docTitle
if not docTitle then
return nil
end
local docPathLink = makeWikilink(docTitle.prefixedText, message('doc-link-display'))
return message('add-categories-blurb', {docPathLink})
end

function p.makeSubpagesBlurb(args, env)
--[[
-- Generates the "Subpages of this template" link.
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment

-- Messages:
-- 'template-pagetype' --> 'template'
-- 'module-pagetype' --> 'module'
-- 'default-pagetype' --> 'page'
-- 'subpages-link-display' --> 'Subpages of this $1'
--]]
local subjectSpace = env.subjectSpace
local templateTitle = env.templateTitle
if not subjectSpace or not templateTitle then
return nil
end
local pagetype
if subjectSpace == 10 then
pagetype = message('template-pagetype')
elseif subjectSpace == 828 then
pagetype = message('module-pagetype')
else
pagetype = message('default-pagetype')
end
local subpagesLink = makeWikilink(
'Special:PrefixIndex/' .. templateTitle.prefixedText .. '/',
message('subpages-link-display', {pagetype})
)
return message('subpages-blurb', {subpagesLink})
end

function p.makePrintBlurb(args, env)
--[=[
-- Generates the blurb displayed when there is a print version of the template available.
-- @args - a table of arguments passed by the user
-- @env - environment table containing title objects, etc., generated with p.getEnvironment
--
-- Messages:
-- 'print-link-display' --> '/Print'
-- 'print-blurb' --> 'A [[Help:Books/for experts#Improving the book layout|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'
--]=]
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
----------------------------------------------------------------------------

function p.addTrackingCategories(env)
--[[
-- Check if {{documentation}} is transcluded on a /doc or /testcases page.
-- @env - environment table containing title objects, etc., generated with p.getEnvironment

-- Messages:
-- 'display-strange-usage-category' --> true
-- 'doc-subpage' --> 'doc'
-- 'testcases-subpage' --> 'testcases'
-- 'strange-usage-category' --> 'Wikipedia pages with strange ((documentation)) usage'
--
-- /testcases pages in the module namespace are not categorised, as they may have
-- {{documentation}} transcluded automatically.
--]]
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
return ret
end

return p

Template:Documentation

2014-07-03T04:12:19Z

Mr. Stradivarius: Changed protection level of Template:Documentation: Edit warring / content dispute: making this indef so that the template won't become unprotected accidentally ([Edit=Allow only administrators] (indefinite) [Move=Allow only adm

{{#invoke:documentation|main|_content={{ {{#invoke:documentation|contentTitle}}}}}}<noinclude>

</noinclude>

Module:Infobox

2014-06-18T23:27:08Z

Mr. Stradivarius: allow setting ids for rows, headers, labels and data fields, per protected edit request by User:Czarkoff

--
-- This module implements {{Infobox}}
--

local p = {}

local HtmlBuilder = require('Module:HtmlBuilder')

local args = {}
local origArgs
local root

local function union(t1, t2)
-- Returns the union of the values of two tables, as a sequence.
local vals = {}
for k, v in pairs(t1) do
vals[v] = true
end
for k, v in pairs(t2) do
vals[v] = true
end
local ret = {}
for k, v in pairs(vals) do
table.insert(ret, k)
end
return ret
end

local function getArgNums(prefix)
-- Returns a table containing the numbers of the arguments that exist
-- for the specified prefix. For example, if the prefix was 'data', and
-- 'data1', 'data2', and 'data5' exist, it would return {1, 2, 5}.
local nums = {}
for k, v in pairs(args) do
local num = tostring(k):match('^' .. prefix .. '([1-9]%d*)$')
if num then table.insert(nums, tonumber(num)) end
end
table.sort(nums)
return nums
end

local function addRow(rowArgs)
-- Adds a row to the infobox, with either a header cell
-- or a label/data cell combination.
if rowArgs.header then
root
.tag('tr')
.addClass(rowArgs.rowclass)
.attr('id', rowArgs.rowid)
.tag('th')
.attr('colspan', 2)
.attr('id', rowArgs.headerid)
.addClass(rowArgs.class)
.addClass(args.headerclass)
.css('text-align', 'center')
.cssText(args.headerstyle)
.wikitext(rowArgs.header)
elseif rowArgs.data then
local row = root.tag('tr')
row.addClass(rowArgs.rowclass)
row.attr('id', rowArgs.rowid)
if rowArgs.label then
row
.tag('th')
.attr('scope', 'row')
.attr('id', rowArgs.labelid)
.css('text-align', 'left')
.cssText(args.labelstyle)
.wikitext(rowArgs.label)
.done()
end

local dataCell = row.tag('td')
if not rowArgs.label then
dataCell
.attr('colspan', 2)
.css('text-align', 'center')
end
dataCell
.attr('id', rowArgs.dataid)
.addClass(rowArgs.class)
.cssText(rowArgs.datastyle)
.newline()
.wikitext(rowArgs.data)
end
end

local function renderTitle()
if not args.title then return end

root
.tag('caption')
.addClass(args.titleclass)
.cssText(args.titlestyle)
.wikitext(args.title)
end

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

root
.tag('tr')
.tag('th')
.attr('colspan', 2)
.addClass(args.aboveclass)
.css('text-align', 'center')
.css('font-size', '125%')
.css('font-weight', 'bold')
.cssText(args.abovestyle)
.wikitext(args.above)
end

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

root
.tag('tr')
.tag('td')
.attr('colspan', '2')
.addClass(args.belowclass)
.css('text-align', 'center')
.cssText(args.belowstyle)
.newline()
.wikitext(args.below)
end

local function renderSubheaders()
if args.subheader then
args.subheader1 = args.subheader
end
if args.subheaderrowclass then
args.subheaderrowclass1 = args.subheaderrowclass
end
local subheadernums = getArgNums('subheader')
for k, num in ipairs(subheadernums) do
addRow({
data = args['subheader' .. tostring(num)],
datastyle = args.subheaderstyle or args['subheaderstyle' .. tostring(num)],
class = args.subheaderclass,
rowclass = args['subheaderrowclass' .. tostring(num)]
})
end
end

local function renderImages()
if args.image then
args.image1 = args.image
end
if args.caption then
args.caption1 = args.caption
end
local imagenums = getArgNums('image')
for k, num in ipairs(imagenums) do
local caption = args['caption' .. tostring(num)]
local data = HtmlBuilder.create().wikitext(args['image' .. tostring(num)])
if caption then
data
.tag('div')
.cssText(args.captionstyle)
.wikitext(caption)
end
addRow({
data = tostring(data),
datastyle = args.imagestyle,
class = args.imageclass,
rowclass = args['imagerowclass' .. tostring(num)]
})
end
end

local function renderRows()
-- Gets the union of the header and data argument numbers,
-- and renders them all in order using addRow.
local rownums = union(getArgNums('header'), getArgNums('data'))
table.sort(rownums)
for k, num in ipairs(rownums) do
addRow({
header = args['header' .. tostring(num)],
label = args['label' .. tostring(num)],
data = args['data' .. tostring(num)],
datastyle = args.datastyle,
class = args['class' .. tostring(num)],
rowclass = args['rowclass' .. tostring(num)],
dataid = args['dataid' .. tostring(num)],
labelid = args['labelid' .. tostring(num)],
headerid = args['headerid' .. tostring(num)],
rowid = args['rowid' .. tostring(num)]
})
end
end

local function renderNavBar()
if not args.name then return end

root
.tag('tr')
.tag('td')
.attr('colspan', '2')
.css('text-align', 'right')
.wikitext(mw.getCurrentFrame():expandTemplate({
title = 'navbar',
args = { args.name, mini = 1 }
}))
end

local function renderItalicTitle()
local italicTitle = args['italic title'] and mw.ustring.lower(args['italic title'])
if italicTitle == '' or italicTitle == 'force' or italicTitle == 'yes' then
root.wikitext(mw.getCurrentFrame():expandTemplate({title = 'italic title'}))
end
end

local function renderTrackingCategories()
if args.decat ~= 'yes' then
if #(getArgNums('data')) == 0 and mw.title.getCurrentTitle().namespace == 0 then
root.wikitext('[[Category:Articles which use infobox templates with no data rows]]')
end
if args.child == 'yes' and args.title then
root.wikitext('[[Category:Articles which use embedded infobox templates with the title parameter]]')
end
end
end

local function _infobox()
-- Specify the overall layout of the infobox, with special settings
-- if the infobox is used as a 'child' inside another infobox.
if args.child ~= 'yes' then
root = HtmlBuilder.create('table')

root
.addClass('infobox')
.addClass(args.bodyclass)
.attr('cellspacing', 3)
.css('border-spacing', '3px')

if args.subbox == 'yes' then
root
.css('padding', '0')
.css('border', 'none')
.css('margin', '-3px')
.css('width', 'auto')
.css('min-width', '100%')
.css('font-size', '100%')
.css('clear', 'none')
.css('float', 'none')
.css('background-color', 'transparent')
else
root
.css('width', '22em')
end
root
.cssText(args.bodystyle)

renderTitle()
renderAboveRow()
else
root = HtmlBuilder.create()

root
.wikitext(args.title)
end

renderSubheaders()
renderImages()
renderRows()
renderBelowRow()
renderNavBar()
renderItalicTitle()
renderTrackingCategories()

return tostring(root)
end

local function preprocessSingleArg(argName)
-- If the argument exists and isn't blank, add it to the argument table.
-- Blank arguments are treated as nil to match the behaviour of ParserFunctions.
if origArgs[argName] and origArgs[argName] ~= '' then
args[argName] = origArgs[argName]
end
end

local function preprocessArgs(prefixTable, step)
-- Assign the parameters with the given prefixes to the args table, in order, in batches
-- of the step size specified. This is to prevent references etc. from appearing in the
-- wrong order. The prefixTable should be an array containing tables, each of which has
-- two possible fields, a "prefix" string and a "depend" table. The function always parses
-- parameters containing the "prefix" string, but only parses parameters in the "depend"
-- table if the prefix parameter is present and non-blank.
if type(prefixTable) ~= 'table' then
error("Non-table value detected for the prefix table", 2)
end
if type(step) ~= 'number' then
error("Invalid step value detected", 2)
end

-- Get arguments without a number suffix, and check for bad input.
for i,v in ipairs(prefixTable) do
if type(v) ~= 'table' or type(v.prefix) ~= "string" or (v.depend and type(v.depend) ~= 'table') then
error('Invalid input detected to preprocessArgs prefix table', 2)
end
preprocessSingleArg(v.prefix)
-- Only parse the depend parameter if the prefix parameter is present and not blank.
if args[v.prefix] and v.depend then
for j, dependValue in ipairs(v.depend) do
if type(dependValue) ~= 'string' then
error('Invalid "depend" parameter value detected in preprocessArgs')
end
preprocessSingleArg(dependValue)
end
end
end

-- Get arguments with number suffixes.
local a = 1 -- Counter variable.
local moreArgumentsExist = true
while moreArgumentsExist == true do
moreArgumentsExist = false
for i = a, a + step - 1 do
for j,v in ipairs(prefixTable) do
local prefixArgName = v.prefix .. tostring(i)
if origArgs[prefixArgName] then
moreArgumentsExist = true -- Do another loop if any arguments are found, even blank ones.
preprocessSingleArg(prefixArgName)
end
-- Process the depend table if the prefix argument is present and not blank, or
-- we are processing "prefix1" and "prefix" is present and not blank, and
-- if the depend table is present.
if v.depend and (args[prefixArgName] or (i == 1 and args[v.prefix])) then
for j,dependValue in ipairs(v.depend) do
local dependArgName = dependValue .. tostring(i)
preprocessSingleArg(dependArgName)
end
end
end
end
a = a + step
end
end

function p.infobox(frame)
-- If called via #invoke, use the args passed into the invoking template.
-- Otherwise, for testing purposes, assume args are being passed directly in.
if frame == mw.getCurrentFrame() then
origArgs = frame:getParent().args
else
origArgs = frame
end

-- Parse the data parameters in the same order that the old {{infobox}} did, so that
-- references etc. will display in the expected places. Parameters that depend on
-- another parameter are only processed if that parameter is present, to avoid
-- phantom references appearing in article reference lists.
preprocessSingleArg('child')
preprocessSingleArg('bodyclass')
preprocessSingleArg('subbox')
preprocessSingleArg('bodystyle')
preprocessSingleArg('title')
preprocessSingleArg('titleclass')
preprocessSingleArg('titlestyle')
preprocessSingleArg('above')
preprocessSingleArg('aboveclass')
preprocessSingleArg('abovestyle')
preprocessArgs({
{prefix = 'subheader', depend = {'subheaderstyle', 'subheaderrowclass'}}
}, 10)
preprocessSingleArg('subheaderstyle')
preprocessSingleArg('subheaderclass')
preprocessArgs({
{prefix = 'image', depend = {'caption', 'imagerowclass'}}
}, 10)
preprocessSingleArg('captionstyle')
preprocessSingleArg('imagestyle')
preprocessSingleArg('imageclass')
preprocessArgs({
{prefix = 'header'},
{prefix = 'data', depend = {'label'}},
{prefix = 'rowclass'},
{prefix = 'class'},
{prefix = 'dataid'},
{prefix = 'labelid'},
{prefix = 'headerid'},
{prefix = 'rowid'}
}, 50)
preprocessSingleArg('headerclass')
preprocessSingleArg('headerstyle')
preprocessSingleArg('labelstyle')
preprocessSingleArg('datastyle')
preprocessSingleArg('below')
preprocessSingleArg('belowclass')
preprocessSingleArg('belowstyle')
preprocessSingleArg('name')
args['italic title'] = origArgs['italic title'] -- different behaviour if blank or absent
preprocessSingleArg('decat')

return _infobox()
end

return p

Module:List

2014-06-12T09:21:46Z

Mr. Stradivarius: remove li_style, ul_style and ol_style parameters, allow itemn_style and itemn_value parameters, and add a tracking category for item_stylen and item_valuen parameters

-- This module outputs different kinds of lists. At the moment, bulleted,
-- unbulleted, horizontal, ordered, and horizontal ordered lists are supported.

local libUtil = require('libraryUtil')
local checkType = libUtil.checkType
local mTableTools = require('Module:TableTools')

local p = {}

local listTypes = {
['bulleted'] = true,
['unbulleted'] = true,
['horizontal'] = true,
['ordered'] = true,
['horizontal_ordered'] = true
}

function p.makeListData(listType, args)
-- Constructs a data table to be passed to p.renderList.
local data = {}

-- Classes
data.classes = {}
if listType == 'horizontal' or listType == 'horizontal_ordered' then
table.insert(data.classes, 'hlist')
elseif listType == 'unbulleted' then
table.insert(data.classes, 'plainlist')
end
table.insert(data.classes, args.class)

-- Main div style
data.style = args.style

-- Indent for horizontal lists
if listType == 'horizontal' or listType == 'horizontal_ordered' then
local indent = tonumber(args.indent)
indent = indent and indent * 1.6 or 0
if indent > 0 then
data.marginLeft = indent .. 'em'
end
end

-- List style types for ordered lists
-- This could be "1, 2, 3", "a, b, c", or a number of others. The list style
-- type is either set by the "type" attribute or the "list-style-type" CSS
-- property.
if listType == 'ordered' or listType == 'horizontal_ordered' then
data.listStyleType = args.list_style_type or args['list-style-type']
data.type = args['type']

-- Detect invalid type attributes and attempt to convert them to
-- list-style-type CSS properties.
if data.type
and not data.listStyleType
and not tostring(data.type):find('^%s*[1AaIi]%s*$')
then
data.listStyleType = data.type
data.type = nil
end
end

-- List tag type
if listType == 'ordered' or listType == 'horizontal_ordered' then
data.listTag = 'ol'
else
data.listTag = 'ul'
end

-- Start number for ordered lists
data.start = args.start
if listType == 'horizontal_ordered' then
-- Apply fix to get start numbers working with horizontal ordered lists.
local startNum = tonumber(data.start)
if startNum then
data.counterReset = 'listitem ' .. tostring(startNum - 1)
end
end

-- List style
-- ul_style and ol_style are included for backwards compatibility. No
-- distinction is made for ordered or unordered lists.
data.listStyle = args.list_style

-- List items
-- li_style is included for backwards compatibility. item_style was included
-- to be easier to understand for non-coders.
data.itemStyle = args.item_style or args.li_style
data.items = {}
for i, num in ipairs(mTableTools.numKeys(args)) do
local item = {}
item.content = args[num]
item.style = args['item' .. tostring(num) .. '_style']
or args['item_style' .. tostring(num)]
item.value = args['item' .. tostring(num) .. '_value']
or args['item_value' .. tostring(num)]
table.insert(data.items, item)
end

return data
end

function p.renderList(data)
-- Renders the list HTML.

-- Return the blank string if there are no list items.
if type(data.items) ~= 'table' or #data.items < 1 then
return ''
end

-- Render the main div tag.
local root = mw.html.create('div')
for i, class in ipairs(data.classes or {}) do
root:addClass(class)
end
root:css{['margin-left'] = data.marginLeft}
if data.style then
root:cssText(data.style)
end

-- Render the list tag.
local list = root:tag(data.listTag or 'ul')
list
:attr{start = data.start, type = data.type}
:css{
['counter-reset'] = data.counterReset,
['list-style-type'] = data.listStyleType
}
if data.listStyle then
list:cssText(data.listStyle)
end

-- Render the list items
for i, t in ipairs(data.items or {}) do
local item = list:tag('li')
if data.itemStyle then
item:cssText(data.itemStyle)
end
if t.style then
item:cssText(t.style)
end
item
:attr{value = t.value}
:wikitext(t.content)
end

return tostring(root)
end

function p.renderTrackingCategories(args)
local isDeprecated = false -- Tracks deprecated parameters.
for k, v in pairs(args) do
k = tostring(k)
if k:find('^item_style%d+$') or k:find('^item_value%d+$') then
isDeprecated = true
break
end
end
local ret = ''
if isDeprecated then
ret = ret .. '[[Category:List templates with deprecated parameters]]'
end
return ret
end

function p.makeList(listType, args)
if not listType or not listTypes[listType] then
error(string.format(
"bad argument #1 to 'makeList' ('%s' is not a valid list type)",
tostring(listType)
), 2)
end
checkType('makeList', 2, args, 'table')
local data = p.makeListData(listType, args)
local list = p.renderList(data)
local trackingCategories = p.renderTrackingCategories(args)
return list .. trackingCategories
end

for listType in pairs(listTypes) do
p[listType] = function (frame)
local mArguments = require('Module:Arguments')
local origArgs = mArguments.getArgs(frame)
-- Copy all the arguments to a new table, for faster indexing.
local args = {}
for k, v in pairs(origArgs) do
args[k] = v
end
return p.makeList(listType, args)
end
end

return p

Module:Lua banner

2014-06-03T11:28:49Z

Mr. Stradivarius: p.renderTrackingCategories fix - titleObj is already local

-- This module implements the {{lua}} template.

local yesno = require('Module:Yesno')
local mList = require('Module:List')
local mTableTools = require('Module:TableTools')
local mMessageBox = require('Module:Message box')

local p = {}

function p.main(frame)
local origArgs = frame:getParent().args
local args = {}
for k, v in pairs(origArgs) do
v = v:match('^%s*(.-)%s*$')
if v ~= '' then
args[k] = v
end
end
return p._main(args)
end

function p._main(args)
local modules = mTableTools.compressSparseArray(args)
local box = p.renderBox(modules)
local trackingCategories = p.renderTrackingCategories(args, modules)
return box .. trackingCategories
end

function p.renderBox(modules)
local boxArgs = {}
if #modules < 1 then
boxArgs.text = 'Error: no modules specified'
else
local moduleLinks = {}
for i, module in ipairs(modules) do
moduleLinks[i] = string.format('[[:%s]]', module)
end
local moduleList = mList.makeList('bulleted', moduleLinks)
boxArgs.text = 'Uses [[Wikipedia:Lua|Lua]]:\n' .. moduleList
end
boxArgs.type = 'notice'
boxArgs.small = true
boxArgs.image = '[[File:Lua-logo-nolabel.svg|30px|alt=Lua logo|link=Wikipedia:Lua]]'
return mMessageBox.main('mbox', boxArgs)
end

function p.renderTrackingCategories(args, modules, titleObj)
if yesno(args.nocat) then
return ''
end

local cats = {}

-- Error category
if #modules < 1 then
cats[#cats + 1] = 'Lua templates with errors'
end

-- Lua templates category
titleObj = titleObj or mw.title.getCurrentTitle()
local subpageBlacklist = {
doc = true,
sandbox = true,
sandbox2 = true,
testcases = true
}
if titleObj.namespace == 10
and not subpageBlacklist[titleObj.subpageText]
then
local category = args.category
if not category then
local categories = {
['Module:String'] = 'Lua String-based templates',
['Module:Math'] = 'Templates based on the Math Lua module',
['Module:BaseConvert'] = 'Templates based on the BaseConvert Lua module',
['Module:Citation'] = 'Lua-based citation templates'
}
categories['Module:Citation/CS1'] = categories['Module:Citation']
category = modules[1] and categories[modules[1]]
category = category or 'Lua-based templates'
end
cats[#cats + 1] = category
end

for i, cat in ipairs(cats) do
cats[i] = string.format('[[Category:%s]]', cat)
end
return table.concat(cats)
end

return p

Module:TableTools

2014-05-25T14:11:02Z

Mr. Stradivarius: fix cleanPattern function - some of the character classes were still being magic even when they were inside the set, so escape them all

--[[
------------------------------------------------------------------------------------
-- TableTools --
-- --
-- This module includes a number of functions for dealing with Lua tables. --
-- It is a meta-module, meant to be called from other Lua modules, and should --
-- not be called directly from #invoke. --
------------------------------------------------------------------------------------
--]]

local libraryUtil = require('libraryUtil')

local p = {}

-- Define often-used variables and functions.
local floor = math.floor
local infinity = math.huge
local checkType = libraryUtil.checkType

--[[
------------------------------------------------------------------------------------
-- isPositiveInteger
--
-- This function returns true if the given value is a positive integer, and false
-- if not. Although it doesn't operate on tables, it is included here as it is
-- useful for determining whether a given table key is in the array part or the
-- hash part of a table.
------------------------------------------------------------------------------------
--]]
function p.isPositiveInteger(v)
if type(v) == 'number' and v >= 1 and floor(v) == v and v < infinity then
return true
else
return false
end
end

--[[
------------------------------------------------------------------------------------
-- isNan
--
-- This function returns true if the given number is a NaN value, and false
-- if not. Although it doesn't operate on tables, it is included here as it is
-- useful for determining whether a value can be a valid table key. Lua will
-- generate an error if a NaN is used as a table key.
------------------------------------------------------------------------------------
--]]
function p.isNan(v)
if type(v) == 'number' and tostring(v) == '-nan' then
return true
else
return false
end
end

--[[
------------------------------------------------------------------------------------
-- shallowClone
--
-- This returns a clone of a table. The value returned is a new table, but all
-- subtables and functions are shared. Metamethods are respected, but the returned
-- table will have no metatable of its own.
------------------------------------------------------------------------------------
--]]
function p.shallowClone(t)
local ret = {}
for k, v in pairs(t) do
ret[k] = v
end
return ret
end

--[[
------------------------------------------------------------------------------------
-- removeDuplicates
--
-- This removes duplicate values from an array. Non-positive-integer keys are
-- ignored. The earliest value is kept, and all subsequent duplicate values are
-- removed, but otherwise the array order is unchanged.
------------------------------------------------------------------------------------
--]]
function p.removeDuplicates(t)
checkType('removeDuplicates', 1, t, 'table')
local isNan = p.isNan
local ret, exists = {}, {}
for i, v in ipairs(t) do
if isNan(v) then
-- NaNs can't be table keys, and they are also unique, so we don't need to check existence.
ret[#ret + 1] = v
else
if not exists[v] then
ret[#ret + 1] = v
exists[v] = true
end
end
end
return ret
end

--[[
------------------------------------------------------------------------------------
-- numKeys
--
-- This takes a table and returns an array containing the numbers of any numerical
-- keys that have non-nil values, sorted in numerical order.
------------------------------------------------------------------------------------
--]]
function p.numKeys(t)
checkType('numKeys', 1, t, 'table')
local isPositiveInteger = p.isPositiveInteger
local nums = {}
for k, v in pairs(t) do
if isPositiveInteger(k) then
nums[#nums + 1] = k
end
end
table.sort(nums)
return nums
end

--[[
------------------------------------------------------------------------------------
-- affixNums
--
-- This takes a table and returns an array containing the numbers of keys with the
-- specified prefix and suffix. For example, for the table
-- {a1 = 'foo', a3 = 'bar', a6 = 'baz'} and the prefix "a", affixNums will
-- return {1, 3, 6}.
------------------------------------------------------------------------------------
--]]
function p.affixNums(t, prefix, suffix)
checkType('affixNums', 1, t, 'table')
checkType('affixNums', 2, prefix, 'string', true)
checkType('affixNums', 3, suffix, 'string', true)

local function cleanPattern(s)
-- Cleans a pattern so that the magic characters ()%.[]*+-?^$ are interpreted literally.
s = s:gsub('([%(%)%%%.%[%]%*%+%-%?%^%$])', '%%%1')
return s
end

prefix = prefix or ''
suffix = suffix or ''
prefix = cleanPattern(prefix)
suffix = cleanPattern(suffix)
local pattern = '^' .. prefix .. '([1-9]%d*)' .. suffix .. '$'

local nums = {}
for k, v in pairs(t) do
if type(k) == 'string' then
local num = mw.ustring.match(k, pattern)
if num then
nums[#nums + 1] = tonumber(num)
end
end
end
table.sort(nums)
return nums
end

--[[
------------------------------------------------------------------------------------
-- numData
--
-- Given a table with keys like ("foo1", "bar1", "foo2", "baz2"), returns a table
-- of subtables in the format
-- { [1] = {foo = 'text', bar = 'text'}, [2] = {foo = 'text', baz = 'text'} }
-- Keys that don't end with an integer are stored in a subtable named "other".
-- The compress option compresses the table so that it can be iterated over with
-- ipairs.
------------------------------------------------------------------------------------
--]]
function p.numData(t, compress)
checkType('numData', 1, t, 'table')
checkType('numData', 2, compress, 'boolean', true)
local ret = {}
for k, v in pairs(t) do
local prefix, num = mw.ustring.match(tostring(k), '^([^0-9]*)([1-9][0-9]*)$')
if num then
num = tonumber(num)
local subtable = ret[num] or {}
if prefix == '' then
-- Positional parameters match the blank string; put them at the start of the subtable instead.
prefix = 1
end
subtable[prefix] = v
ret[num] = subtable
else
local subtable = ret.other or {}
subtable[k] = v
ret.other = subtable
end
end
if compress then
local other = ret.other
ret = p.compressSparseArray(ret)
ret.other = other
end
return ret
end

--[[
------------------------------------------------------------------------------------
-- compressSparseArray
--
-- This takes an array with one or more nil values, and removes the nil values
-- while preserving the order, so that the array can be safely traversed with
-- ipairs.
------------------------------------------------------------------------------------
--]]
function p.compressSparseArray(t)
checkType('compressSparseArray', 1, t, 'table')
local ret = {}
local nums = p.numKeys(t)
for _, num in ipairs(nums) do
ret[#ret + 1] = t[num]
end
return ret
end

--[[
------------------------------------------------------------------------------------
-- sparseIpairs
--
-- This is an iterator for sparse arrays. It can be used like ipairs, but can
-- handle nil values.
------------------------------------------------------------------------------------
--]]
function p.sparseIpairs(t)
checkType('sparseIpairs', 1, t, 'table')
local nums = p.numKeys(t)
local i = 0
local lim = #nums
return function ()
i = i + 1
if i <= lim then
local key = nums[i]
return key, t[key]
else
return nil, nil
end
end
end

--[[
------------------------------------------------------------------------------------
-- size
--
-- This returns the size of a key/value pair table. It will also work on arrays,
-- but for arrays it is more efficient to use the # operator.
------------------------------------------------------------------------------------
--]]
function p.size(t)
checkType('size', 1, t, 'table')
local i = 0
for k in pairs(t) do
i = i + 1
end
return i
end

return p

Module:Hatnote

2014-05-23T23:28:43Z

Mr. Stradivarius: Undid revision 609825678 by SMcCandlish (talk) this change will have quite far-reaching consequences, so should be discussed first

--------------------------------------------------------------------------------
-- Module:Hatnote --
-- --
-- This module produces hatnote links and links to related articles. It --
-- implements the {{hatnote}} and {{format hatnote link}} meta-templates, and --
-- includes helper functions for other Lua hatnote modules. --
--------------------------------------------------------------------------------

local libraryUtil = require('libraryUtil')
local checkType = libraryUtil.checkType
local mArguments -- lazily initialise [[Module:Arguments]]
local yesno -- lazily initialise [[Module:Yesno]]

local p = {}

--------------------------------------------------------------------------------
-- Helper functions
--------------------------------------------------------------------------------

local function getArgs(frame)
-- Fetches the arguments from the parent frame. Whitespace is trimmed and
-- blanks are removed.
mArguments = require('Module:Arguments')
return mArguments.getArgs(frame, {parentOnly = true})
end

local function removeInitialColon(s)
-- Removes the initial colon from a string, if present.
return s:match('^:?(.*)')
end

function p.findNamespaceId(link, removeColon)
-- Finds the namespace id (namespace number) of a link or a pagename. This
-- function will not work if the link is enclosed in double brackets. Colons
-- are trimmed from the start of the link by default. To skip colon
-- trimming, set the removeColon parameter to true.
checkType('findNamespaceId', 1, link, 'string')
checkType('findNamespaceId', 2, removeColon, 'boolean', true)
if removeColon ~= false then
link = removeInitialColon(link)
end
local namespace = link:match('^(.-):')
if namespace then
local nsTable = mw.site.namespaces[namespace]
if nsTable then
return nsTable.id
end
end
return 0
end

function p.formatPages(...)
-- Formats a list of pages using formatLink and returns it as an array. Nil
-- values are not allowed.
local pages = {...}
local ret = {}
for i, page in ipairs(pages) do
ret[i] = p._formatLink(page)
end
return ret
end

function p.formatPageTables(...)
-- Takes a list of page/display tables and returns it as a list of
-- formatted links. Nil values are not allowed.
local pages = {...}
local links = {}
for i, t in ipairs(pages) do
checkType('formatPageTables', i, t, 'table')
local link = t[1]
local display = t[2]
links[i] = p._formatLink(link, display)
end
return links
end

function p.makeWikitextError(msg, helpLink, addTrackingCategory)
-- Formats an error message to be returned to wikitext. If
-- addTrackingCategory is not false after being returned from
-- [[Module:Yesno]], and if we are not on a talk page, a tracking category
-- is added.
checkType('makeWikitextError', 1, msg, 'string')
checkType('makeWikitextError', 2, helpLink, 'string', true)
yesno = require('Module:Yesno')
local title = mw.title.getCurrentTitle()
-- Make the help link text.
local helpText
if helpLink then
helpText = ' ([[' .. helpLink .. '|help]])'
else
helpText = ''
end
-- Make the category text.
local category
if not title.isTalkPage and yesno(addTrackingCategory) ~= false then
category = 'Hatnote templates with errors'
category = string.format(
'[[%s:%s]]',
mw.site.namespaces[14].name,
category
)
else
category = ''
end
return string.format(
'Error: %s%s.%s',
msg,
helpText,
category
)
end

--------------------------------------------------------------------------------
-- Format link
--
-- Makes a wikilink from the given link and display values. Links are escaped
-- with colons if necessary, and links to sections are detected and displayed
-- with " § " as a separator rather than the standard MediaWiki "#". Used in
-- the {{format hatnote link}} template.
--------------------------------------------------------------------------------

function p.formatLink(frame)
local args = getArgs(frame)
local link = args[1]
local display = args[2]
if not link then
return p.makeWikitextError(
'no link specified',
'Template:Format hatnote link#Errors',
args.category
)
end
return p._formatLink(link, display)
end

function p._formatLink(link, display)
-- Find whether we need to use the colon trick or not. We need to use the
-- colon trick for categories and files, as otherwise category links
-- categorise the page and file links display the file.
checkType('_formatLink', 1, link, 'string')
checkType('_formatLink', 2, display, 'string', true)
link = removeInitialColon(link)
local namespace = p.findNamespaceId(link, false)
local colon
if namespace == 6 or namespace == 14 then
colon = ':'
else
colon = ''
end

-- Find the display value.
if not display then
local page, section = link:match('^(.-)#(.*)$')
if page then
display = page .. ' § ' .. section
end
end

-- Assemble the link.
if display then
return string.format('[[%s%s|%s]]', colon, link, display)
else
return string.format('[[%s%s]]', colon, link)
end
end

--------------------------------------------------------------------------------
-- Hatnote
--
-- Produces standard hatnote text. Implements the {{hatnote}} template.
--------------------------------------------------------------------------------

function p.hatnote(frame)
local args = getArgs(frame)
local s = args[1]
local options = {}
if not s then
return p.makeWikitextError(
'no text specified',
'Template:Hatnote#Errors',
args.category
)
end
options.extraclasses = args.extraclasses
options.selfref = args.selfref
return p._hatnote(s, options)
end

function p._hatnote(s, options)
checkType('_hatnote', 1, s, 'string')
checkType('_hatnote', 2, options, 'table', true)
local classes = {'hatnote'}
local extraclasses = options.extraclasses
local selfref = options.selfref
if type(extraclasses) == 'string' then
classes[#classes + 1] = extraclasses
end
if selfref then
classes[#classes + 1] = 'selfref'
end
return string.format(
'<div class="%s">%s</div>',
table.concat(classes, ' '),
s
)
end

return p

Module:Yesno

2014-04-18T10:35:42Z

Mr. Stradivarius: use the Lua string.lower function instead of mw.ustring.lower; this makes the function around 25x faster

-- Function allowing for consistent treatment of boolean-like wikitext input.
-- It works similarly to the template {{yesno}}.

return function (val, default)
-- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
-- should replace "val:lower()" with "mw.ustring.lower(val)" in the
-- following line.
val = type(val) == 'string' and val:lower() or val
if val == nil then
return nil
elseif val == true
or val == 'yes'
or val == 'y'
or val == 'true'
or tonumber(val) == 1
then
return true
elseif val == false
or val == 'no'
or val == 'n'
or val == 'false'
or tonumber(val) == 0
then
return false
else
return default
end
end

Module:Message box

2014-04-08T04:39:12Z

Mr. Stradivarius: Allow passing attributes per protected edit request by User:Jackmcbarn. Also remove undocumented "hidden" parameter and format the module so it mostly fits within 80 chars.

-- This is a meta-module for producing message box templates, including
-- {{mbox}}, {{ambox}}, {{imbox}}, {{tmbox}}, {{ombox}}, {{cmbox}} and {{fmbox}}.

-- Require necessary modules.
local getArgs = require('Module:Arguments').getArgs
local htmlBuilder = require('Module:HtmlBuilder')
local categoryHandler = require('Module:Category handler').main
local yesno = require('Module:Yesno')

-- Load the configuration page.
local cfgTables = mw.loadData('Module:Message box/configuration')

-- Get a language object for formatDate and ucfirst.
local lang = mw.language.getContentLanguage()

-- Set aliases for often-used functions to reduce table lookups.
local format = mw.ustring.format
local tinsert = table.insert
local tconcat = table.concat
local trim = mw.text.trim

--------------------------------------------------------------------------------
-- Helper functions
--------------------------------------------------------------------------------

local function getTitleObject(page, ...)
if type(page) == 'string' then
-- Get the title object, passing the function through pcall
-- in case we are over the expensive function count limit.
local success, title = pcall(mw.title.new, page, ...)
if success then
return title
end
end
end

local function union(t1, t2)
-- Returns the union of two arrays.
local vals = {}
for i, v in ipairs(t1) do
vals[v] = true
end
for i, v in ipairs(t2) do
vals[v] = true
end
local ret = {}
for k in pairs(vals) do
tinsert(ret, k)
end
table.sort(ret)
return ret
end

local function getArgNums(args, prefix)
local nums = {}
for k, v in pairs(args) do
local num = mw.ustring.match(tostring(k), '^' .. prefix .. '([1-9]%d*)$')
if num then
tinsert(nums, tonumber(num))
end
end
table.sort(nums)
return nums
end

--------------------------------------------------------------------------------
-- Box class definition
--------------------------------------------------------------------------------

local box = {}
box.__index = box

function box.new()
local obj = {}
setmetatable(obj, box)
return obj
end

function box.getNamespaceId(ns)
if not ns then return end
if type(ns) == 'string' then
ns = lang:ucfirst(mw.ustring.lower(ns))
if ns == 'Main' then
ns = 0
end
end
local nsTable = mw.site.namespaces[ns]
if nsTable then
return nsTable.id
end
end

function box.getMboxType(nsid)
-- Gets the mbox type from a namespace number.
if nsid == 0 then
return 'ambox' -- main namespace
elseif nsid == 6 then
return 'imbox' -- file namespace
elseif nsid == 14 then
return 'cmbox' -- category namespace
else
local nsTable = mw.site.namespaces[nsid]
if nsTable and nsTable.isTalk then
return 'tmbox' -- any talk namespace
else
return 'ombox' -- other namespaces or invalid input
end
end
end

function box:addCat(ns, cat, sort)
if type(cat) ~= 'string' then return end
local nsVals = {'main', 'template', 'all'}
local tname
for i, val in ipairs(nsVals) do
if ns == val then
tname = ns .. 'Cats'
end
end
if not tname then
for i, val in ipairs(nsVals) do
nsVals[i] = format('"%s"', val)
end
error(
'invalid ns parameter passed to box:addCat; valid values are '
.. mw.text.listToText(nsVals, nil, ' or ')
)
end
self[tname] = self[tname] or {}
if type(sort) == 'string' then
tinsert(self[tname], format('[[Category:%s|%s]]', cat, sort))
else
tinsert(self[tname], format('[[Category:%s]]', cat))
end
end

function box:addClass(class)
if type(class) ~= 'string' then return end
self.classes = self.classes or {}
tinsert(self.classes, class)
end

function box:addAttr(attr, val)
if type(attr) ~= 'string' or type(val) ~= 'string' then return end
self.attrs = self.attrs or {}
tinsert(self.attrs, attr)
end

function box:setTitle(args)
-- Get the title object and the namespace.
self.pageTitle = getTitleObject(args.page ~= '' and args.page)
self.title = self.pageTitle or mw.title.getCurrentTitle()
self.demospace = args.demospace ~= '' and args.demospace or nil
self.nsid = box.getNamespaceId(self.demospace) or self.title.namespace
end

function box:getConfig(boxType)
-- Get the box config data from the data page.
if boxType == 'mbox' then
boxType = box.getMboxType(self.nsid)
end
local cfg = cfgTables[boxType]
if not cfg then
local boxTypes = {}
for k, v in pairs(dataTables) do
tinsert(boxTypes, format('"%s"', k))
end
tinsert(boxTypes, '"mbox"')
error(format(
'invalid message box type "%s"; valid types are %s',
tostring(boxType),
mw.text.listToText(boxTypes)
), 2)
end
return cfg
end

function box:removeBlankArgs(cfg, args)
-- Only allow blank arguments for the parameter names listed in
-- cfg.allowBlankParams.
local newArgs = {}
for k, v in pairs(args) do
if v ~= '' then
newArgs[k] = v
end
end
for i, param in ipairs(cfg.allowBlankParams or {}) do
newArgs[param] = args[param]
end
return newArgs
end

function box:setBoxParameters(cfg, args)
-- Get type data.
self.type = args.type
local typeData = cfg.types[self.type]
self.invalidTypeError = cfg.showInvalidTypeError
and self.type
and not typeData
and true
or false
typeData = typeData or cfg.types[cfg.default]
self.typeClass = typeData.class
self.typeImage = typeData.image

-- Find if the box has been wrongly substituted.
if cfg.substCheck and args.subst == 'SUBST' then
self.isSubstituted = true
end

-- Find whether we are using a small message box.
if cfg.allowSmall and (
cfg.smallParam and args.small == cfg.smallParam
or not cfg.smallParam and yesno(args.small)
)
then
self.isSmall = true
else
self.isSmall = false
end

-- Add attributes, classes and styles.
if cfg.allowId then
self.id = args.id
end
self:addClass(
cfg.usePlainlinksParam and yesno(args.plainlinks or true) and 'plainlinks'
)
for _, class in ipairs(cfg.classes or {}) do
self:addClass(class)
end
if self.isSmall then
self:addClass(cfg.smallClass or 'mbox-small')
end
self:addClass(self.typeClass)
self:addClass(args.class)
self.style = args.style
self.attrs = args.attrs

-- Set text style.
self.textstyle = args.textstyle

-- Find if we are on the template page or not. This functionality is only
-- used if useCollapsibleTextFields is set, or if both cfg.templateCategory
-- and cfg.templateCategoryRequireName are set.
self.useCollapsibleTextFields = cfg.useCollapsibleTextFields
if self.useCollapsibleTextFields
or cfg.templateCategory
and cfg.templateCategoryRequireName
then
self.name = args.name
if self.name then
local templateName = mw.ustring.match(
self.name,
'^[tT][eE][mM][pP][lL][aA][tT][eE][%s_]*:[%s_]*(.*)$'
) or self.name
templateName = 'Template:' .. templateName
self.templateTitle = getTitleObject(templateName)
end
self.isTemplatePage = self.templateTitle
and mw.title.equals(self.title, self.templateTitle)
or false
end

-- Process data for collapsible text fields. At the moment these are only
-- used in {{ambox}}.
if self.useCollapsibleTextFields then
-- Get the self.issue value.
if self.isSmall and args.smalltext then
self.issue = args.smalltext
else
local sect
if args.sect == '' then
sect = 'This ' .. (cfg.sectionDefault or 'page')
elseif type(args.sect) == 'string' then
sect = 'This ' .. args.sect
end
local issue = args.issue
issue = type(issue) == 'string' and issue ~= '' and issue or nil
local text = args.text
text = type(text) == 'string' and text or nil
local issues = {}
tinsert(issues, sect)
tinsert(issues, issue)
tinsert(issues, text)
self.issue = tconcat(issues, ' ')
end

-- Get the self.talk value.
local talk = args.talk
-- Show talk links on the template page or template subpages if the talk
-- parameter is blank.
if talk == ''
and self.templateTitle
and (
mw.title.equals(self.templateTitle, self.title)
or self.title:isSubpageOf(self.templateTitle)
)
then
talk = '#'
elseif talk == '' then
talk = nil
end
if talk then
-- If the talk value is a talk page, make a link to that page. Else
-- assume that it's a section heading, and make a link to the talk
-- page of the current page with that section heading.
local talkTitle = getTitleObject(talk)
local talkArgIsTalkPage = true
if not talkTitle or not talkTitle.isTalkPage then
talkArgIsTalkPage = false
talkTitle = getTitleObject(
self.title.text,
mw.site.namespaces[self.title.namespace].talk.id
)
end
if talkTitle and talkTitle.exists then
local talkText = 'Relevant discussion may be found on'
if talkArgIsTalkPage then
talkText = format(
'%s [[%s|%s]].',
talkText,
talk,
talkTitle.prefixedText
)
else
talkText = format(
'%s the [[%s#%s|talk page]].',
talkText,
talkTitle.prefixedText,
talk
)
end
self.talk = talkText
end
end

-- Get other values.
self.fix = args.fix ~= '' and args.fix or nil
local date
if args.date and args.date ~= '' then
date = args.date
elseif args.date == '' and self.isTemplatePage then
date = lang:formatDate('F Y')
end
if date then
self.date = format(" ''(%s)''", date)
end
self.info = args.info
end

-- Set the non-collapsible text field. At the moment this is used by all box
-- types other than ambox, and also by ambox when small=yes.
if self.isSmall then
self.text = args.smalltext or args.text
else
self.text = args.text
end

-- Set the below row.
self.below = cfg.below and args.below

-- General image settings.
self.imageCellDiv = not self.isSmall and cfg.imageCellDiv and true or false
self.imageEmptyCell = cfg.imageEmptyCell
if cfg.imageEmptyCellStyle then
self.imageEmptyCellStyle = 'border:none;padding:0px;width:1px'
end

-- Left image settings.
local imageLeft = self.isSmall and args.smallimage or args.image
if cfg.imageCheckBlank and imageLeft ~= 'blank' and imageLeft ~= 'none'
or not cfg.imageCheckBlank and imageLeft ~= 'none'
then
self.imageLeft = imageLeft
if not imageLeft then
local imageSize = self.isSmall
and (cfg.imageSmallSize or '30x30px')
or '40x40px'
self.imageLeft = format('[[File:%s|%s|link=|alt=]]', self.typeImage
or 'Imbox notice.png', imageSize)
end
end

-- Right image settings.
local imageRight = self.isSmall and args.smallimageright or args.imageright
if not (cfg.imageRightNone and imageRight == 'none') then
self.imageRight = imageRight
end

-- Add mainspace categories. At the moment these are only used in {{ambox}}.
if cfg.allowMainspaceCategories then
if args.cat then
args.cat1 = args.cat
end
self.catNums = getArgNums(args, 'cat')
if args.category then
args.category1 = args.category
end
self.categoryNums = getArgNums(args, 'category')
if args.all then
args.all1 = args.all
end
self.allNums = getArgNums(args, 'all')
self.categoryParamNums = union(self.catNums, self.categoryNums)
self.categoryParamNums = union(self.categoryParamNums, self.allNums)
-- The following is roughly equivalent to the old {{Ambox/category}}.
local date = args.date
date = type(date) == 'string' and date
local preposition = 'from'
for _, num in ipairs(self.categoryParamNums) do
local mainCat = args['cat' .. tostring(num)]
or args['category' .. tostring(num)]
local allCat = args['all' .. tostring(num)]
mainCat = type(mainCat) == 'string' and mainCat
allCat = type(allCat) == 'string' and allCat
if mainCat and date and date ~= '' then
local catTitle = format('%s %s %s', mainCat, preposition, date)
self:addCat('main', catTitle)
catTitle = getTitleObject('Category:' .. catTitle)
if not catTitle or not catTitle.exists then
self:addCat(
'main',
'Articles with invalid date parameter in template'
)
end
elseif mainCat and (not date or date == '') then
self:addCat('main', mainCat)
end
if allCat then
self:addCat('main', allCat)
end
end
end

-- Add template-namespace categories.
if cfg.templateCategory then
if cfg.templateCategoryRequireName then
if self.isTemplatePage then
self:addCat('template', cfg.templateCategory)
end
elseif not self.title.isSubpage then
self:addCat('template', cfg.templateCategory)
end
end

-- Add template error category.
if cfg.templateErrorCategory then
local templateErrorCategory = cfg.templateErrorCategory
local templateCat, templateSort
if not self.name and not self.title.isSubpage then
templateCat = templateErrorCategory
elseif self.isTemplatePage then
local paramsToCheck = cfg.templateErrorParamsToCheck or {}
local count = 0
for i, param in ipairs(paramsToCheck) do
if not args[param] then
count = count + 1
end
end
if count > 0 then
templateCat = templateErrorCategory
templateSort = tostring(count)
end
if self.categoryNums and #self.categoryNums > 0 then
templateCat = templateErrorCategory
templateSort = 'C'
end
end
self:addCat('template', templateCat, templateSort)
end

-- Categories for all namespaces.
if self.invalidTypeError then
local allSort = (self.nsid == 0 and 'Main:' or '') .. self.title.prefixedText
self:addCat('all', 'Wikipedia message box parameter needs fixing', allSort)
end
if self.isSubstituted then
self:addCat('all', 'Pages with incorrectly substituted templates')
end

-- Convert category tables to strings and pass them through
-- [[Module:Category handler]].
self.categories = categoryHandler{
main = tconcat(self.mainCats or {}),
template = tconcat(self.templateCats or {}),
all = tconcat(self.allCats or {}),
nocat = args.nocat,
demospace = self.demospace,
page = self.pageTitle and self.pageTitle.prefixedText or nil
}
end

function box:export()
local root = htmlBuilder.create()

-- Add the subst check error.
if self.isSubstituted and self.name then
root
.tag('b')
.addClass('error')
.wikitext(format(
'Template <code>%s[[Template:%s|%s]]%s</code> has been incorrectly substituted.',
mw.text.nowiki('{{'), self.name, self.name, mw.text.nowiki('}}')
))
end

-- Create the box table.
local boxTable = root.tag('table')
boxTable
.attr('id', self.id)
for i, class in ipairs(self.classes or {}) do
boxTable
.addClass(class)
end
boxTable
.cssText(self.style)
.attr('role', 'presentation')
for attr, val in pairs(self.attrs or {}) do
boxTable
.attr(attr, val)
end

-- Add the left-hand image.
local row = boxTable.tag('tr')
if self.imageLeft then
local imageLeftCell = row.tag('td').addClass('mbox-image')
if self.imageCellDiv then
-- If we are using a div, redefine imageLeftCell so that the image
-- is inside it. Divs use style="width: 52px;", which limits the
-- image width to 52px. If any images in a div are wider than that,
-- they may overlap with the text or cause other display problems.
imageLeftCell = imageLeftCell.tag('div').css('width', '52px')
end
imageLeftCell
.wikitext(self.imageLeft)
elseif self.imageEmptyCell then
-- Some message boxes define an empty cell if no image is specified, and
-- some don't. The old template code in templates where empty cells are
-- specified gives the following hint: "No image. Cell with some width
-- or padding necessary for text cell to have 100% width."
row.tag('td')
.addClass('mbox-empty-cell')
.cssText(self.imageEmptyCellStyle)
end

-- Add the text.
local textCell = row.tag('td').addClass('mbox-text')
if self.useCollapsibleTextFields then
-- The message box uses advanced text parameters that allow things to be
-- collapsible. At the moment, only ambox uses this.
textCell
.cssText(self.textstyle)
local textCellSpan = textCell.tag('span')
textCellSpan
.addClass('mbox-text-span')
.wikitext(self.issue)
if not self.isSmall then
textCellSpan
.tag('span')
.addClass('hide-when-compact')
.wikitext(self.talk and ' ' .. self.talk)
.wikitext(self.fix and ' ' .. self.fix)
end
textCellSpan
.wikitext(self.date and ' ' .. self.date)
if not self.isSmall then
textCellSpan
.tag('span')
.addClass('hide-when-compact')
.wikitext(self.info and ' ' .. self.info)
end
else
-- Default text formatting - anything goes.
textCell
.cssText(self.textstyle)
.wikitext(self.text)
end

-- Add the right-hand image.
if self.imageRight then
local imageRightCell = row.tag('td').addClass('mbox-imageright')
if self.imageCellDiv then
-- If we are using a div, redefine imageRightCell so that the image
-- is inside it.
imageRightCell = imageRightCell.tag('div').css('width', '52px')
end
imageRightCell
.wikitext(self.imageRight)
end

-- Add the below row.
if self.below then
boxTable.tag('tr')
.tag('td')
.attr('colspan', self.imageRight and '3' or '2')
.addClass('mbox-text')
.cssText(self.textstyle)
.wikitext(self.below)
end

-- Add error message for invalid type parameters.
if self.invalidTypeError then
root
.tag('div')
.css('text-align', 'center')
.wikitext(format(
'This message box is using an invalid "type=%s" parameter and needs fixing.',
self.type or ''
))
end

-- Add categories.
root
.wikitext(self.categories)

return tostring(root)
end

local function main(boxType, args)
local outputBox = box.new()
outputBox:setTitle(args)
local cfg = outputBox:getConfig(boxType)
args = outputBox:removeBlankArgs(cfg, args)
outputBox:setBoxParameters(cfg, args)
return outputBox:export()
end

local function makeWrapper(boxType)
return function (frame)
local args = getArgs(frame, {trim = false, removeBlanks = false})
return main(boxType, args)
end
end

local p = {
main = main,
mbox = makeWrapper('mbox')
}

for boxType in pairs(cfgTables) do
p[boxType] = makeWrapper(boxType)
end

return p

Module:Namespace detect/config

2014-04-05T17:03:49Z

Mr. Stradivarius: use cfg.demopage rather than cfg.page now that the default parameter has been changed on the /data page

--------------------------------------------------------------------------------
-- Namespace detect configuration data --
-- --
-- This module stores configuration data for Module:Namespace detect. Here --
-- you can localise the module to your wiki's language. --
-- --
-- To activate a configuration item, you need to uncomment it. This means --
-- that you need to remove the text "-- " at the start of the line. --
--------------------------------------------------------------------------------

local cfg = {} -- Don't edit this line.

--------------------------------------------------------------------------------
-- Parameter names --
-- These configuration items specify custom parameter names. Values added --
-- here will work in addition to the default English parameter names. --
-- To add one extra name, you can use this format: --
-- --
-- cfg.foo = 'parameter name' --
-- --
-- To add multiple names, you can use this format: --
-- --
-- cfg.foo = {'parameter name 1', 'parameter name 2', 'parameter name 3'} --
--------------------------------------------------------------------------------

---- This parameter displays content for the main namespace:
-- cfg.main = 'main'

---- This parameter displays in talk namespaces:
-- cfg.talk = 'talk'

---- This parameter displays content for "other" namespaces (namespaces for which
---- parameters have not been specified):
-- cfg.other = 'other'

---- This parameter makes talk pages behave as though they are the corresponding
---- subject namespace. Note that this parameter is used with [[Module:Yesno]].
---- Edit that module to change the default values of "yes", "no", etc.
-- cfg.subjectns = 'subjectns'

---- This parameter sets a demonstration namespace:
-- cfg.demospace = 'demospace'

---- This parameter sets a specific page to compare:
cfg.demopage = 'page'

--------------------------------------------------------------------------------
-- Table configuration --
-- These configuration items allow customisation of the "table" function, --
-- used to generate a table of possible parameters in the module --
-- documentation. --
--------------------------------------------------------------------------------

---- The header for the namespace column in the wikitable containing the list of
---- possible subject-space parameters.
-- cfg.wikitableNamespaceHeader = 'Namespace'

---- The header for the wikitable containing the list of possible subject-space
---- parameters.
-- cfg.wikitableAliasesHeader = 'Aliases'

--------------------------------------------------------------------------------
-- End of configuration data --
--------------------------------------------------------------------------------

return cfg -- Don't edit this line.

Module:Namespace detect/data

2014-04-05T17:02:16Z

Mr. Stradivarius: bug fix - use the demospace parameter as both key and value in the argKeys table

--------------------------------------------------------------------------------
-- Namespace detect data --
-- This module holds data for [[Module:Namespace detect]] to be loaded per --
-- page, rather than per #invoke, for performance reasons. --
--------------------------------------------------------------------------------

local cfg = require('Module:Namespace detect/config')

local function addKey(t, key, defaultKey)
if key ~= defaultKey then
t[#t + 1] = key
end
end

-- Get a table of parameters to query for each default parameter name.
-- This allows wikis to customise parameter names in the cfg table while
-- ensuring that default parameter names will always work. The cfg table
-- values can be added as a string, or as an array of strings.

local defaultKeys = {
'main',
'talk',
'other',
'subjectns',
'demospace',
'demopage'
}

local argKeys = {}
for i, defaultKey in ipairs(defaultKeys) do
argKeys[defaultKey] = {defaultKey}
end

for defaultKey, t in pairs(argKeys) do
local cfgValue = cfg[defaultKey]
local cfgValueType = type(cfgValue)
if cfgValueType == 'string' then
addKey(t, cfgValue, defaultKey)
elseif cfgValueType == 'table' then
for i, key in ipairs(cfgValue) do
addKey(t, key, defaultKey)
end
end
cfg[defaultKey] = nil -- Free the cfg value as we don't need it any more.
end

local function getParamMappings()
--[[
-- Returns a table of how parameter names map to namespace names. The keys
-- are the actual namespace names, in lower case, and the values are the
-- possible parameter names for that namespace, also in lower case. The
-- table entries are structured like this:
-- {
-- [''] = {'main'},
-- ['wikipedia'] = {'wikipedia', 'project', 'wp'},
-- ...
-- }
--]]
local mappings = {}
local mainNsName = mw.site.subjectNamespaces[0].name
mainNsName = mw.ustring.lower(mainNsName)
mappings[mainNsName] = mw.clone(argKeys.main)
mappings['talk'] = mw.clone(argKeys.talk)
for nsid, ns in pairs(mw.site.subjectNamespaces) do
if nsid ~= 0 then -- Exclude main namespace.
local nsname = mw.ustring.lower(ns.name)
local canonicalName = mw.ustring.lower(ns.canonicalName)
mappings[nsname] = {nsname}
if canonicalName ~= nsname then
table.insert(mappings[nsname], canonicalName)
end
for _, alias in ipairs(ns.aliases) do
table.insert(mappings[nsname], mw.ustring.lower(alias))
end
end
end
return mappings
end

return {
argKeys = argKeys,
cfg = cfg,
mappings = getParamMappings()
}

Module:Namespace detect

2014-04-05T17:01:23Z

Mr. Stradivarius: use demopage instead of page as the main "page" parameter

--[[
--------------------------------------------------------------------------------
-- --
-- NAMESPACE DETECT --
-- --
-- This module implements the {{namespace detect}} template in Lua, with a --
-- few improvements: all namespaces and all namespace aliases are supported, --
-- and namespace names are detected automatically for the local wiki. The --
-- module can also use the corresponding subject namespace value if it is --
-- used on a talk page. Parameter names can be configured for different wikis --
-- by altering the values in the "cfg" table in --
-- Module:Namespace detect/config. --
-- --
--------------------------------------------------------------------------------
--]]

local data = mw.loadData('Module:Namespace detect/data')
local argKeys = data.argKeys
local cfg = data.cfg
local mappings = data.mappings

local yesno = require('Module:Yesno')
local mArguments -- Lazily initialise Module:Arguments
local mTableTools -- Lazily initilalise Module:TableTools
local ustringLower = mw.ustring.lower

local p = {}

local function fetchValue(t1, t2)
-- Fetches a value from the table t1 for the first key in array t2 where
-- a non-nil value of t1 exists.
for i, key in ipairs(t2) do
local value = t1[key]
if value ~= nil then
return value
end
end
return nil
end

local function equalsArrayValue(t, value)
-- Returns true if value equals a value in the array t. Otherwise
-- returns false.
for i, arrayValue in ipairs(t) do
if value == arrayValue then
return true
end
end
return false
end

function p.getPageObject(page)
-- Get the page object, passing the function through pcall in case of
-- errors, e.g. being over the expensive function count limit.
if page then
local success, pageObject = pcall(mw.title.new, page)
if success then
return pageObject
else
return nil
end
else
return mw.title.getCurrentTitle()
end
end

-- Provided for backward compatibility with other modules
function p.getParamMappings()
return mappings
end

local function getNamespace(args)
-- This function gets the namespace name from the page object.
local page = fetchValue(args, argKeys.demopage)
if page == '' then
page = nil
end
local demospace = fetchValue(args, argKeys.demospace)
if demospace == '' then
demospace = nil
end
local subjectns = fetchValue(args, argKeys.subjectns)
local ret
if demospace then
-- Handle "demospace = main" properly.
if equalsArrayValue(argKeys.main, ustringLower(demospace)) then
ret = mw.site.namespaces[0].name
else
ret = demospace
end
else
local pageObject = p.getPageObject(page)
if pageObject then
if pageObject.isTalkPage then
-- Get the subject namespace if the option is set,
-- otherwise use "talk".
if yesno(subjectns) then
ret = mw.site.namespaces[pageObject.namespace].subject.name
else
ret = 'talk'
end
else
ret = pageObject.nsText
end
else
return nil -- return nil if the page object doesn't exist.
end
end
ret = ret:gsub('_', ' ')
return ustringLower(ret)
end

function p._main(args)
-- Check the parameters stored in the mappings table for any matches.
local namespace = getNamespace(args) or 'other' -- "other" avoids nil table keys
local params = mappings[namespace] or {}
local ret = fetchValue(args, params)
--[[
-- If there were no matches, return parameters for other namespaces.
-- This happens if there was no text specified for the namespace that
-- was detected or if the demospace parameter is not a valid
-- namespace. Note that the parameter for the detected namespace must be
-- completely absent for this to happen, not merely blank.
--]]
if ret == nil then
ret = fetchValue(args, argKeys.other)
end
return ret
end

function p.main(frame)
mArguments = require('Module:Arguments')
local args = mArguments.getArgs(frame, {removeBlanks = false})
local ret = p._main(args)
return ret or ''
end

function p.table(frame)
--[[
-- Create a wikitable of all subject namespace parameters, for
-- documentation purposes. The talk parameter is optional, in case it
-- needs to be excluded in the documentation.
--]]

-- Load modules and initialise variables.
mTableTools = require('Module:TableTools')
local namespaces = mw.site.namespaces
local cfg = data.cfg
local useTalk = type(frame) == 'table'
and type(frame.args) == 'table'
and yesno(frame.args.talk) -- Whether to use the talk parameter.

-- Get the header names.
local function checkValue(value, default)
if type(value) == 'string' then
return value
else
return default
end
end
local nsHeader = checkValue(cfg.wikitableNamespaceHeader, 'Namespace')
local aliasesHeader = checkValue(cfg.wikitableAliasesHeader, 'Aliases')

-- Put the namespaces in order.
local mappingsOrdered = {}
for nsname, params in pairs(mappings) do
if useTalk or nsname ~= 'talk' then
local nsid = namespaces[nsname].id
-- Add 1, as the array must start with 1; nsid 0 would be lost otherwise.
nsid = nsid + 1
mappingsOrdered[nsid] = params
end
end
mappingsOrdered = mTableTools.compressSparseArray(mappingsOrdered)

-- Build the table.
local ret = '{| class="wikitable"'
.. '\n|-'
.. '\n! ' .. nsHeader
.. '\n! ' .. aliasesHeader
for i, params in ipairs(mappingsOrdered) do
for j, param in ipairs(params) do
if j == 1 then
ret = ret .. '\n|-'
.. '\n| <code>' .. param .. '</code>'
.. '\n| '
elseif j == 2 then
ret = ret .. '<code>' .. param .. '</code>'
else
ret = ret .. ', <code>' .. param .. '</code>'
end
end
end
ret = ret .. '\n|-'
.. '\n|}'
return ret
end

return p

Module:NumberSpell

2014-01-28T12:43:00Z

Mr. Stradivarius: Protected Module:NumberSpell: High-risk Lua module: used in Module:TimeAgo ([Edit=Allow only template editors and admins] (indefinite) [Move=Allow only template editors and admins] (indefinite))

-- This module converts a number into its written English form.
-- For example, "2" becomes "two", and "79" becomes "seventy-nine".

local getArgs = require('Module:Arguments').getArgs

local p = {}

local max = 100 -- The maximum number that can be parsed.

local ones = {
[0] = 'zero',
[1] = 'one',
[2] = 'two',
[3] = 'three',
[4] = 'four',
[5] = 'five',
[6] = 'six',
[7] = 'seven',
[8] = 'eight',
[9] = 'nine'
}

local specials = {
[10] = 'ten',
[11] = 'eleven',
[12] = 'twelve',
[13] = 'thirteen',
[15] = 'fifteen',
[18] = 'eighteen',
[20] = 'twenty',
[30] = 'thirty',
[40] = 'forty',
[50] = 'fifty',
[60] = 'sixty',
[70] = 'seventy',
[80] = 'eighty',
[90] = 'ninety',
[100] = 'one hundred'
}

local formatRules = {
{num = 90, rule = 'ninety-%s'},
{num = 80, rule = 'eighty-%s'},
{num = 70, rule = 'seventy-%s'},
{num = 60, rule = 'sixty-%s'},
{num = 50, rule = 'fifty-%s'},
{num = 40, rule = 'forty-%s'},
{num = 30, rule = 'thirty-%s'},
{num = 20, rule = 'twenty-%s'},
{num = 10, rule = '%steen'}
}

function p.main(frame)
local args = getArgs(frame)
local num = tonumber(args[1])
local success, result = pcall(p._main, num)
if success then
return result
else
return string.format('Error: %s', result) -- "result" is the error message.
end
return p._main(num)
end

function p._main(num)
if type(num) ~= 'number' or math.floor(num) ~= num or num < 0 or num > max then
error('input must be an integer between 0 and ' .. tostring(max), 2)
end
-- Check for numbers from 0 to 9.
local onesVal = ones[num]
if onesVal then
return onesVal
end
-- Check for special numbers.
local specialVal = specials[num]
if specialVal then
return specialVal
end
-- Construct the number from its format rule.
onesVal = ones[num % 10]
if not onesVal then
error('Unexpected error parsing input ' .. tostring(num))
end
for i, t in ipairs(formatRules) do
if num >= t.num then
return string.format(t.rule, onesVal)
end
end
error('No format rule found for input ' .. tostring(num))
end

return p

Module:TimeAgo

2014-01-28T12:40:44Z

Mr. Stradivarius: add ability to spell out numbers with new parameters "spellout" and "spelloutmax"

-- Replacement for [[Template:Time ago]]
local getArgs = require('Module:Arguments').getArgs
local numberSpell = require('Module:NumberSpell')._main
local yesno = require('Module:Yesno')

local p = {}

function p.main( frame )
local args = getArgs( frame, {
valueFunc = function( k, v )
if v then
v = v:match( '^%s*(.-)%s*$' ) -- Trim whitespace.
if k == 'ago' or v ~= '' then
return v
end
end
return nil
end
})
return p._main( args )
end

function p._main( args )
-- Initialize variables
local lang = mw.language.getContentLanguage()
local ago
local auto_magnitude_num
local min_magnitude_num
local result
local result_unit
local magnitude = args.magnitude
local min_magnitude = args.min_magnitude
local purge = args.purge
local spell_out = args.spellout
local spell_out_max = args.spelloutmax

-- Generate the "ago" string. If ago is the blank string, do nothing - this allows overriding of args.ago
-- in cases where the module is used to generate something like "where he has worked for the past 20 years."
ago = args.ago
if ago and ago ~= '' then
ago = ' ' .. ago
elseif not ago then
ago = ' ago'
end

-- Add a purge link if something (usually "yes") is entered into the purge parameter
if purge then
purge = ' ([' .. mw.title.getCurrentTitle():fullUrl('action=purge') .. ' purge])'
else
purge = ''
end

-- Check that the entered timestamp is valid. If it isn't, then give an error message.
local noError, inputTime = pcall( lang.formatDate, lang, 'U', args[1], true )
if not noError then
return 'Error: first parameter cannot be parsed as a date or time.'
end

-- Store the difference between the current time and the inputted time, as well as its absolute value.
local timeDiff = lang:formatDate( 'U', nil, true ) - inputTime
local absTimeDiff = math.abs( timeDiff )

if magnitude then
auto_magnitude_num = 0
min_magnitude_num = timeText[magnitude]
else
-- Calculate the appropriate unit of time if it was not specified as an argument.
local autoMagnitudeData = {
{ denom = 63115200, amn = 31557600 },
{ denom = 5356800, amn = 2678400 },
{ denom = 172800, amn = 86400 },
{ denom = 7200, amn = 3600 },
{ denom = 120, amn = 60 }
}
for i, t in ipairs( autoMagnitudeData ) do
if absTimeDiff / t.denom >= 1 then
auto_magnitude_num = t.amn
break
end
end
auto_magnitude_num = auto_magnitude_num or 1
if min_magnitude then
min_magnitude_num = timeText[min_magnitude]
else
min_magnitude_num = -1
end
end

if not min_magnitude_num then
-- Default to seconds if an invalid magnitude is entered.
min_magnitude_num = 1
end

local magnitude_num = math.max( min_magnitude_num, auto_magnitude_num )
local result_num = math.floor ( absTimeDiff / magnitude_num )

local punctuation_key, suffix
if timeDiff >= 0 then -- Past
if result_num == 1 then
punctuation_key = 1
else
punctuation_key = 2
end
suffix = ago
else -- Future
if result_num == 1 then
punctuation_key = 3
else
punctuation_key = 4
end
suffix = ' time'
end
result_unit = timeUnits[ magnitude_num ][ punctuation_key ]

-- Convert numerals to words if appropriate.
spell_out_max = tonumber( spell_out_max ) -- Would cause script errors if not a number.
local result_num_text
if ( spell_out == 'auto' and 1 <= result_num and result_num <= 9 and result_num <= ( spell_out_max or 9 ) )
or ( yesno( spell_out ) and 1 <= result_num and result_num <= 100 and result_num <= ( spell_out_max or 100 ) )
then
result_num_text = numberSpell( result_num )
else
result_num_text = tostring( result_num )
end

result = result_num_text .. ' ' .. result_unit .. suffix -- Spaces for suffix have been added in earlier.
return result .. purge
end

-- Table to convert entered text values to numeric values.
timeText = {
['seconds'] = 1,
['minutes'] = 60,
['hours'] = 3600,
['days'] = 86400,
['weeks'] = 604800,
['months'] = 2678400,
['years'] = 31557600
}

-- Table containing tables of possible units to use in output.
timeUnits = {
[1] = { 'second', 'seconds', "second's", "seconds'" },
[60] = { 'minute', 'minutes', "minutes'", "minutes'" },
[3600] = { 'hour', 'hours', "hour's", "hours'" },
[86400] = { 'day', 'days', "day's", "days'" },
[604800] = { 'week', 'weeks', "week's", "weeks'" },
[2678400] = { 'month', 'months', "month's", "months'" },
[31557600] = { 'year', 'years', "year's", "years'" }
}

return p

Module:Message box/configuration

2014-01-27T01:07:32Z

Mr. Stradivarius: allow the hidden arg to be blank, and allow tmbox to have an id attribute, per protected edit request by User:Technical 13

local ambox = {
types = {
speedy = {
class = 'ambox-speedy',
image = 'Ambox speedy deletion.png'
},
delete = {
class = 'ambox-delete',
image = 'Ambox deletion.png'
},
content = {
class = 'ambox-content',
image = 'Ambox content.png'
},
style = {
class = 'ambox-style',
image = 'Edit-clear.svg'
},
move = {
class = 'ambox-move',
image = 'Ambox move.png'
},
protection = {
class = 'ambox-protection',
image = 'Ambox protection.png'
},
notice = {
class = 'ambox-notice',
image = 'Ambox notice.png'
}
},
default = 'notice',
allowBlankParams = {'talk', 'sect', 'date', 'issue', 'fix', 'subst', 'hidden'},
allowSmall = true,
smallParam = 'left',
smallClass = 'mbox-small-left',
substCheck = true,
classes = {'metadata', 'plainlinks', 'ambox'},
imageEmptyCell = true,
imageCheckBlank = true,
imageSmallSize = '20x20px',
imageCellDiv = true,
useCollapsibleTextFields = true,
imageRightNone = true,
sectionDefault = 'article',
allowMainspaceCategories = true,
templateCategory = 'Article message templates',
templateCategoryRequireName = true,
templateErrorCategory = 'Article message templates with missing parameters',
templateErrorParamsToCheck = {'issue', 'fix', 'subst'}
}

local cmbox = {
types = {
speedy = {
class = 'cmbox-speedy',
image = 'Cmbox deletion.png'
},
delete = {
class = 'cmbox-delete',
image = 'Cmbox deletion.png'
},
content = {
class = 'cmbox-content',
image = 'Cmbox content.png'
},
style = {
class = 'cmbox-style',
image = 'Edit-clear.svg'
},
move = {
class = 'cmbox-move',
image = 'Cmbox move.png'
},
protection = {
class = 'cmbox-protection',
image = 'Cmbox protection.png'
},
notice = {
class = 'cmbox-notice',
image = 'Cmbox notice.png'
}
},
default = 'notice',
showInvalidTypeError = true,
classes = {'plainlinks', 'cmbox'},
imageEmptyCell = true
}

local fmbox = {
types = {
warning = {
class = 'fmbox-warning',
image = 'Cmbox deletion.png'
},
editnotice = {
class = 'fmbox-editnotice',
image = 'Imbox notice.png'
},
system = {
class = 'fmbox-system',
image = 'Imbox notice.png'
}
},
default = 'system',
showInvalidTypeError = true,
allowId = true,
classes = {'plainlinks', 'fmbox'},
imageEmptyCell = false,
imageRightNone = false
}

local imbox = {
types = {
speedy = {
class = 'imbox-speedy',
image = 'Imbox speedy deletion.png'
},
delete = {
class = 'imbox-delete',
image = 'Imbox deletion.png'
},
content = {
class = 'imbox-content',
image = 'Imbox content.png'
},
style = {
class = 'imbox-style',
image = 'Edit-clear.svg'
},
move = {
class = 'imbox-move',
image = 'Imbox move.png'
},
protection = {
class = 'imbox-protection',
image = 'Imbox protection.png'
},
license = {
class = 'imbox-license',
image = 'Imbox license.png'
},
featured = {
class = 'imbox-featured',
image = 'Imbox featured.png'
},
notice = {
class = 'imbox-notice',
image = 'Imbox notice.png'
}
},
default = 'notice',
showInvalidTypeError = true,
classes = {'imbox'},
usePlainlinksParam = true,
imageEmptyCell = true,
below = true,
templateCategory = 'File message boxes'
}

local ombox = {
types = {
speedy = {
class = 'ombox-speedy',
image = 'Imbox speedy deletion.png'
},
delete = {
class = 'ombox-delete',
image = 'Imbox deletion.png'
},
content = {
class = 'ombox-content',
image = 'Imbox content.png'
},
style = {
class = 'ombox-style',
image = 'Edit-clear.svg'
},
move = {
class = 'ombox-move',
image = 'Imbox move.png'
},
protection = {
class = 'ombox-protection',
image = 'Imbox protection.png'
},
notice = {
class = 'ombox-notice',
image = 'Imbox notice.png'
}
},
default = 'notice',
showInvalidTypeError = true,
classes = {'plainlinks', 'ombox'},
allowSmall = true,
imageEmptyCell = true,
imageRightNone = true
}

local tmbox = {
types = {
speedy = {
class = 'tmbox-speedy',
image = 'Imbox speedy deletion.png'
},
delete = {
class = 'tmbox-delete',
image = 'Imbox deletion.png'
},
content = {
class = 'tmbox-content',
image = 'Imbox content.png'
},
style = {
class = 'tmbox-style',
image = 'Edit-clear.svg '
},
move = {
class = 'tmbox-move',
image = 'Imbox move.png'
},
protection = {
class = 'tmbox-protection',
image = 'Imbox protection.png'
},
notice = {
class = 'tmbox-notice',
image = 'Imbox notice.png'
}
},
default = 'notice',
showInvalidTypeError = true,
classes = {'plainlinks', 'tmbox'},
allowId = true,
allowSmall = true,
imageRightNone = true,
imageEmptyCell = true,
imageEmptyCellStyle = true,
templateCategory = 'Talk message boxes'
}

return {
ambox = ambox,
cmbox = cmbox,
fmbox = fmbox,
imbox = imbox,
ombox = ombox,
tmbox = tmbox
}

Template:Time ago

2013-12-24T03:14:24Z

Mr. Stradivarius: switch to Module:TimeAgo, written by User:FunPika

{{#invoke:TimeAgo|main}}<noinclude>
{{documentation}}

</noinclude>

Template:Ombox

2013-10-20T12:45:08Z

Mr. Stradivarius: switch to Lua version

{{#invoke:Message box|ombox}}<noinclude>
{{documentation}}

</noinclude>

Module:HtmlBuilder

2013-09-18T15:22:39Z

Mr. Stradivarius: don't add attributes with no values, plus a couple of minor tweaks

-- Module for building complex HTML (e.g. infoboxes, navboxes) using a fluent interface.

local HtmlBuilder = {}

local metatable = {}

metatable.__index = function(t, key)
local ret = rawget(t, key)
if ret then
return ret
end

ret = metatable[key]
if type(ret) == 'function' then
return function(...)
return ret(t, ...)
end
else
return ret
end
end

metatable.__tostring = function(t)
local ret = {}
t._build(ret)
return table.concat(ret)
end

metatable._build = function(t, ret)
if t.tagName then
table.insert(ret, '<' .. t.tagName)
for i, attr in ipairs(t.attributes) do
table.insert(ret, ' ' .. attr.name .. '="' .. attr.val .. '"')
end
if #t.styles > 0 then
table.insert(ret, ' style="')
for i, prop in ipairs(t.styles) do
if type(prop) == 'string' then -- added with cssText()
table.insert(ret, prop .. ';')
else -- added with css()
table.insert(ret, prop.name .. ':' .. prop.val .. ';')
end
end
table.insert(ret, '"')
end
if t.selfClosing then
table.insert(ret, ' /')
end
table.insert(ret, '>')
end
for i, node in ipairs(t.nodes) do
if node then
if type(node) == 'table' then
node._build(ret)
else
table.insert(ret, tostring(node))
end
end
end
if t.tagName and not t.unclosed and not t.selfClosing then
table.insert(ret, '</' .. t.tagName .. '>')
end
end

metatable.node = function(t, builder)
if builder then
table.insert(t.nodes, builder)
end
return t
end

metatable.wikitext = function(t, ...)
local vals = {...}
for i = 1, #vals do
if vals[i] then
table.insert(t.nodes, vals[i])
end
end
return t
end

metatable.newline = function(t)
table.insert(t.nodes, '\n')
return t
end

metatable.tag = function(t, tagName, args)
args = args or {}
args.parent = t
local builder = HtmlBuilder.create(tagName, args)
table.insert(t.nodes, builder)
return builder
end

local function getAttr(t, name)
for i, attr in ipairs(t.attributes) do
if attr.name == name then
return attr
end
end
end

metatable.attr = function(t, name, val)
if type(val) == 'string' or type(val) == 'number' then
-- if caller sets the style attribute explicitly, then replace all styles previously added with css() and cssText()
if name == 'style' then
t.styles = {val}
return t
end

local attr = getAttr(t, name)
if attr then
attr.val = val
else
table.insert(t.attributes, {name = name, val = val})
end
end

return t
end

metatable.addClass = function(t, class)
if class then
local attr = getAttr(t, 'class')
if attr then
attr.val = attr.val .. ' ' .. class
else
t.attr('class', class)
end
end

return t
end

metatable.css = function(t, name, val)
if type(val) == 'string' or type(val) == 'number' then
for i, prop in ipairs(t.styles) do
if prop.name == name then
prop.val = val
return t
end
end

table.insert(t.styles, {name = name, val = val})
end

return t
end

metatable.cssText = function(t, css)
if css then
table.insert(t.styles, css)
end
return t
end

metatable.done = function(t)
return t.parent or t
end

metatable.allDone = function(t)
while t.parent do
t = t.parent
end
return t
end

function HtmlBuilder.create(tagName, args)
args = args or {}
local builder = {}
setmetatable(builder, metatable)
builder.nodes = {}
builder.attributes = {}
builder.styles = {}
builder.tagName = tagName
builder.parent = args.parent
builder.unclosed = args.unclosed or false
builder.selfClosing = args.selfClosing or false
return builder
end

return HtmlBuilder

Template:URL

2013-03-03T00:30:20Z

Mr. Stradivarius: Update to Lua version per protected edit request

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