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Module:TNT: Difference between revisions

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Undid revision 74854 by Peterxy12 (talk) // AdvancedRollback
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local this = {}
--
-- INTRO:  (!!! DO NOT RENAME THIS PAGE !!!)
--    This module allows any template or module to be copy/pasted between
--    wikis without any translation changes. All translation text is stored
--    in the global  Data:*.tab  pages on Commons, and used everywhere.
--
-- SEE:  https://www.mediawiki.org/wiki/Multilingual_Templates_and_Modules
--
-- ATTENTION:
--    Please do NOT rename this module - it has to be identical on all wikis.
--    This code is maintained at https://www.mediawiki.org/wiki/Module:TNT
--    Please do not modify it anywhere else, as it may get copied and override your changes.
--    Suggestions can be made at https://www.mediawiki.org/wiki/Module_talk:TNT
--
-- DESCRIPTION:
--    The "msg" function uses a Commons dataset to translate a message
--    with a given key (e.g. source-table), plus optional arguments
--    to the wiki markup in the current content language.
--    Use lang=xx to set language.  Example:
--
--    {{#invoke:TNT | msg
--    | I18n/Template:Graphs.tab  <!-- https://commons.wikimedia.org/wiki/Data:I18n/Template:Graphs.tab -->
--    | source-table              <!-- uses a translation message with id = "source-table" -->
--    | param1 }}                <!-- optional parameter -->
--
--
--    The "doc" function will generate the <templatedata> parameter documentation for templates.
--    This way all template parameters can be stored and localized in a single Commons dataset.
--    NOTE: "doc" assumes that all documentation is located in Data:Templatedata/* on Commons.
--
--    {{#invoke:TNT | doc | Graph:Lines }}
--        uses https://commons.wikimedia.org/wiki/Data:Templatedata/Graph:Lines.tab
--        if the current page is Template:Graph:Lines/doc
--


function this.checkLanguage(subpage, default)
local config = (function()
    --[[Check first if there's an any invalid character that would cause the
local ok, res = pcall(mw.loadData, "Module:TNT/config");
        mw.language.isKnownLanguageTag function() to throw an exception:
return ok and res or {};
        - all ASCII controls in [\000-\031\127],
end)();
        - double quote ("), sharp sign (#), ampersand (&), apostrophe ('),
 
        - slash (/), colon (:), semicolon (;), lower than (<), greater than (>),
local p = {}
        - brackets and braces ([, ], {, }), pipe (|), backslash (\\)
local i18nDataset = 'I18n/Module:TNT.tab'
        All other characters are accepted, including space and all non-ASCII
 
        characters (including \192, which is invalid in UTF-8).
-- Forward declaration of the local functions
    --]]
local sanitizeDataset, loadData, link, formatMessage
    if mw.language.isValidCode(subpage) and mw.language.isKnownLanguageTag(subpage)
    --[[However "SupportedLanguages" are too restrictive, as they discard many
        valid BCP47 script variants (only because MediaWiki still does not
        define automatic transliterators for them, e.g. "en-dsrt" or
        "fr-brai" for French transliteration in Braille), and country variants,
        (useful in localized data, even if they are no longer used for
        translations, such as zh-cn, also useful for legacy codes).
        We want to avoid matching subpagenames containing any uppercase letter,
        (even if they are considered valid in BCP 47, in which they are
        case-insensitive; they are not "SupportedLanguages" for MediaWiki, so
        they are not "KnownLanguageTags" for MediaWiki).
        To be more restrictive, we exclude tags
        * for specific uses in template subpages and unusable as language tags;
        * that is not ASCII and not a lowercase letter, minus-hyphen, or digit,
          or does not start by a letter or does not finish by a letter or digit;
        * or that has subtags with more than 8 characters between hyphens;
        * or that has two hyphens.
    --]]
    or  subpage ~= "doc"
    and subpage ~= "layout"
    and subpage ~= "button"
    and subpage ~= "buttons"
    and subpage ~= "sandbox"
    and subpage ~= "testcase"
    and subpage ~= "testcases"
    and string.find(subpage, "^[%l][%-%d%l]*[%d%l]$") ~= nil
    and string.find(subpage, "[%d%l][%d%l][%d%l][%d%l][%d%l][%d%l][%d%l][%d%l][%d%l]") == nil
    and string.find(subpage, "%-%-") == nil then
        return subpage
    end
    -- Otherwise there's currently no known language subpage
    return default
end


--[[Get the last subpage of an arbitrary page if it is a translation.
function p.msg(frame)
    To be used from templates.
local dataset, id
    ]]
local params = {}
function this.getLanguageSubpage(frame)
local lang = nil
local title = frame and frame.args[1]
for k, v in pairs(frame.args) do
if not title or title == '' then
if k == 1 then
title = mw.title.getCurrentTitle()
dataset = mw.text.trim(v)
elseif k == 2 then
id = mw.text.trim(v)
elseif type(k) == 'number' then
params[k - 2] = mw.text.trim(v)
elseif k == 'lang' and v ~= '_' then
lang = mw.text.trim(v)
end
end
end
return this._getLanguageSubpage(title)
return formatMessage(dataset, id, params, lang)
end
end


--[[Get the last subpage of an arbitrary page if it is a translation.
-- Identical to p.msg() above, but used from other lua modules
    To be used from Lua.
-- Parameters: name of dataset, message key, optional arguments
    ]]
-- Example with 2 params: format('I18n/Module:TNT', 'error_bad_msgkey', 'my-key', 'my-dataset')
function this._getLanguageSubpage(title)
function p.format(dataset, key, ...)
if type(title) == 'string' then
local checkType = require('libraryUtil').checkType
title = mw.title.new(title)
checkType('format', 1, dataset, 'string')
end
checkType('format', 2, key, 'string')
if not title then
return formatMessage(dataset, key, {...})
-- invalid title
return nil
end
--[[This code does not work in all namespaces where the Translate tool works.
--  It works in the main namespace on Meta because it allows subpages there
--  It would not work in the main namespace of English Wikipedia (but the
-- articles are monolignual on that wiki).
--  On Meta-Wiki the main space uses subpages and its pages are translated.
--  The Translate tool allows translatng pages in all namespaces, even if
--  the namespace officially does not have subpages.
--  On Meta-Wiki the Category namespace still does not have subpages enabled,
--  even if they would be very useful for categorizing templates, that DO have
--  subpages (for documentatio and tstboxes pages). This is a misconfiguration
--  bug of Meta-Wiki. The work-around is to split the full title and then
--  get the last titlepart.
local subpage = title.subpageText
--]]
local titleparts = mw.text.split(title.fullText, '/')
local subpage = titleparts[#titleparts]
return this.checkLanguage(subpage, '')
end
end


--[[Get the last subpage of the current page if it is a translation.
 
    ]]
-- Identical to p.msg() above, but used from other lua modules with the language param
function this.getCurrentLanguageSubpage()
-- Parameters:  language code, name of dataset, message key, optional arguments
return this._getLanguageSubpage(mw.title.getCurrentTitle())
-- Example with 2 params:  formatInLanguage('es', I18n/Module:TNT', 'error_bad_msgkey', 'my-key', 'my-dataset')
function p.formatInLanguage(lang, dataset, key, ...)
local checkType = require('libraryUtil').checkType
checkType('formatInLanguage', 1, lang, 'string')
checkType('formatInLanguage', 2, dataset, 'string')
checkType('formatInLanguage', 3, key, 'string')
return formatMessage(dataset, key, {...}, lang)
end
end


--[[Get the first part of the language code of the subpage, before the '-'.
-- Obsolete function that adds a 'c:' prefix to the first param.
--]]
-- "Sandbox/Sample.tab" -> 'c:Data:Sandbox/Sample.tab'
function this.getMainLanguageSubpage()
function p.link(frame)
parts = mw.text.split(this.getCurrentLanguageSubpage(), '-')
return link(frame.args[1])
return parts[1]
end
end


--[[Get the last subpage of the current frame if it is a translation.
local implGetTemplateData;
    Not used locally.
function p.doc(frame)
--]]
local dataset = sanitizeDataset(frame.args[1])
function this.getFrameLanguageSubpage(frame)
local json, dataPage, categories = implGetTemplateData(nil, dataset, frame.args)
return this._getLanguageSubpage(frame:getParent():getTitle())
return frame:extensionTag('templatedata', json) ..
formatMessage(i18nDataset, 'edit_doc', {link(dataPage)}) ..
(categories or "");
end
end


--[[Get the language of the current page. Not used locally.
function p.getTemplateData(dataset)
--]]
local data = implGetTemplateData(true, dataset);
function this.getLanguage()
return data;
    local subpage = mw.title.getCurrentTitle().subpageText
    return this.checkLanguage(subpage, mw.language.getContentLanguage():getCode())
end
end


--[[Get the language of the current frame. Not used locally.
function p.getTemplateDataNew(...)
--]]
return implGetTemplateData(nil, ...);
function this.getFrameLanguage(frame)
    local titleparts = mw.text.split(frame:getParent():getTitle(), '/')
    local subpage = titleparts[#titleparts]
    return this.checkLanguage(subpage, mw.language.getContentLanguage():getCode())
end
end


function this.title(namespace, basepagename, subpage)
function implGetTemplateData(legacy, dataset, args)
    local message, title
-- TODO: add '_' parameter once lua starts reindexing properly for "all" languages
    local pagename = basepagename
local data, dataPage, categories = loadData(
    if (subpage or '') ~= '' then
dataset, nil, not legacy and 'TemplateData' or nil);
        pagename = pagename .. '/' .. subpage
local names = {}
    end
for _, field in ipairs(data.schema.fields) do
    local valid, title = xpcall(function()
table.insert(names, field.name)
            return mw.title.new(pagename, namespace) -- costly
end
        end, function(msg) -- catch undocumented exception (!?)
 
            -- thrown when namespace does not exist. The doc still
local numOnly = true
            -- says it should return a title, even in that case...
local params = {}
            message = msg
local paramOrder = {}
        end)
for _, row in ipairs(data.data) do
    if valid and title ~= nil and (title.id or 0) ~= 0 then
local newVal = {}
        return title
local name = nil
    end
for pos, columnName in ipairs(names) do
    return { -- "pseudo" mw.title object with id = nil in case of error
if columnName == 'name' then
        prefixedText = pagename, -- the only property we need below
name = row[pos]
        message = message -- only for debugging
else
    }
newVal[columnName] = row[pos]
end
end
if name then
if (
(type(name) ~= "number")
and (
(type(name) ~= "string")
or not string.match(name, "^%d+$")
)
) then
numOnly = false
end
params[name] = newVal
table.insert(paramOrder, name)
end
end
 
-- Work around json encoding treating {"1":{...}} as an [{...}]
if numOnly then
params['zzz123']=''
end
 
local json = mw.text.jsonEncode({
params=params,
paramOrder=paramOrder,
description=data.description,
-- TODO: Store this in a dataset:
format = (args and args.format or nil),
})
 
if numOnly then
json = string.gsub(json,'"zzz123":"",?', "")
end
 
return json, dataPage, categories;
end
end


--[[If on a translation subpage (like Foobar/de), this function returns
-- Local functions
    a given template in the same language, if the translation is available.
    Otherwise, the template is returned in its default language, without
    modification.
    This is aimed at replacing the current implementation of Template:TNTN.


    This version does not expand the returned template name: this solves the
sanitizeDataset = function(dataset)
    problem of self-recursion in TNT when translatable templates need themselves
if not dataset then
    to transclude other translable templates (such as Tnavbar).
return nil
--]]
end
function this.getTranslatedTemplate(frame, withStatus)
dataset = mw.text.trim(dataset)
    local args = frame.args
if dataset == '' then
    local pagename = args['template']
return nil
    --[[Check whether the pagename is actually in the Template namespace, or
elseif string.sub(dataset,-4) ~= '.tab' then
        if we're transcluding a main-namespace page.
return dataset .. '.tab'
        (added for backward compatibility of Template:TNT)
else
        ]]
return dataset
    local namespace, title = args['tntns'] or ''
end
    if namespace ~= '' then -- Checks for tntns parameter for custom ns.
        title = this.title(namespace, pagename) -- Costly
    else -- Supposes that set page is in ns10.
    namespace = 'Template'
        title = this.title(namespace, pagename) -- Costly
        if title.id == nil then -- not found in the Template namespace, assume the main namespace (for backward compatibility)
        namespace = ''
            title = this.title(namespace, pagename) -- Costly
        end
    end
    -- Get the last subpage and check if it matches a known language code.
    local subpage = args['uselang'] or ''
    if subpage == '' then
        subpage = this.getCurrentLanguageSubpage()
    end
    if subpage == '' then
        -- Check if a translation of the pagename exists in English
        local newtitle = this.title(namespace, pagename, 'en') -- Costly
        -- Use the translation when it exists
        if newtitle.id ~= nil then
            title = newtitle
        end
    else
        -- Check if a translation of the pagename exists in that language
        local newtitle = this.title(namespace, pagename, subpage) -- Costly
        if newtitle.id == nil then
            -- Check if a translation of the pagename exists in English
            newtitle = this.title(namespace, pagename, 'en') -- Costly
        end
        -- Use the translation when it exists
        if newtitle.id ~= nil then
            title = newtitle
        end
    end
    -- At this point the title should exist
    if withStatus then
    -- status returned to Lua function below
        return title.prefixedText, title.id ~= nil
    else
    -- returned directly to MediaWiki
        return title.prefixedText
    end
end
end


--[[If on a translation subpage (like Foobar/de), this function renders
loadData = function(dataset, lang, dataType)
    a given template in the same language, if the translation is available.
dataset = sanitizeDataset(dataset)
    Otherwise, the template is rendered in its default language, without
if not dataset then
    modification.
error(formatMessage(i18nDataset, 'error_no_dataset', {}))
    This is aimed at replacing the current implementation of Template:TNT.
end
   
 
    Note that translatable templates cannot transclude themselves other
-- Give helpful error to thirdparties who try and copy this module.
    translatable templates, as it will recurse on TNT. Use TNTN instead
if not mw.ext or not mw.ext.data or not mw.ext.data.get then
    to return only the effective template name to expand externally, with
error(string.format([['''Missing JsonConfig extension, or not properly configured;
    template parameters also provided externally.
Cannot load https://commons.wikimedia.org/wiki/Data:%s.
--]]
See https://www.mediawiki.org/wiki/Extension:JsonConfig#Supporting_Wikimedia_templates''']], dataset))
function this.renderTranslatedTemplate(frame)
end
local title, found = this.getTranslatedTemplate(frame, true)
 
    -- At this point the title should exist prior to performing the expansion
local dataPage = dataset;
    -- of the template, otherwise render a red link to the missing page
local data, categories;
    -- (resolved in its assumed namespace). If we don't tet this here, a
if dataType == 'TemplateData' then
    -- script error would be thrown. Returning a red link is consistant with
dataPage = 'TemplateData/' .. dataset;
    -- MediaWiki behavior when attempting to transclude inexistant templates.
data = mw.ext.data.get(dataPage, lang);
if not found then
if data == false then
return '[[' .. title .. ']]'
data = mw.ext.data.get('Templatedata/' .. dataset, lang);
if data ~= false then
local legacyTemplateDataCategoryName = config.legacyTemplateDataCategoryName;
if legacyTemplateDataCategoryName ~= false then
categories = string.format(
'[[Category:%s%s]]',
legacyTemplateDataCategoryName or "Templates using legacy global TemplateData table name",
config.translatableCategoryLink and mw.getCurrentFrame():callParserFunction("#translation:") or ""
);
end
dataPage = 'Templatedata/' .. dataset;
end
end
else
data = mw.ext.data.get(dataset, lang)
end
 
if data == false then
if dataset == i18nDataset then
-- Prevent cyclical calls
error('Missing Commons dataset ' .. i18nDataset)
else
error(formatMessage(i18nDataset, 'error_bad_dataset', {link(dataPage)}))
end
end
end
    -- Copy args pseudo-table to a proper table so we can feed it to expandTemplate.
return data, dataPage, categories;
    -- Then render the pagename.
    local args = frame.args
    local pargs = (frame:getParent() or {}).args
    local arguments = {}
    if (args['noshift'] or '') == '' then
        for k, v in pairs(pargs) do
            local n = tonumber(k) or 0
            if n <= 0 then -- unnumbered args
                arguments[k] = v
            elseif n >= 2 then -- numbered args >= 2 need to be shifted
                arguments[n - 1] = v
            end
        end
    else -- special case where TNT is used as autotranslate
    -- (don't shift again what is shifted in the invokation)
        for k, v in pairs(pargs) do
            arguments[k] = v
        end
    end
    arguments['template'] = title -- override the existing parameter of the base template name supplied with the full name of the actual template expanded
    arguments['tntns'] = nil -- discard the specified namespace override
    arguments['uselang'] = args['uselang'] -- argument forwarded into parent frame
    arguments['noshift'] = args['noshift'] -- argument forwarded into parent frame
    return frame:expandTemplate{title = ':' .. title, args = arguments}
end
end


--[[A helper for mocking TNT in Special:TemplateSandbox. TNT breaks
-- Given a dataset name, convert it to a title with the 'commons:data:' prefix
    TemplateSandbox; mocking it with this method means templates won't be
link = function(dataset)
    localized but at least TemplateSandbox substitutions will work properly.
return 'c:Data:' .. mw.text.trim(dataset or '')
    Won't work with complex uses.
end
--]]
 
function this.mockTNT(frame)
formatMessage = function(dataset, key, params, lang)
    local pargs = (frame:getParent() or {}).args
for _, row in pairs(loadData(dataset, lang).data) do
    local arguments = {}
local id, msg = unpack(row)
    for k, v in pairs(pargs) do
if id == key then
        local n = tonumber(k) or 0
local result = mw.message.newRawMessage(msg, unpack(params or {}))
        if n <= 0 then -- unnumbered args
return result:plain()
            arguments[k] = v
end
        elseif n >= 2 then -- numbered args >= 2 need to be shifted
end
            arguments[n - 1] = v
if dataset == i18nDataset then
        end
-- Prevent cyclical calls
    end
error('Invalid message key "' .. key .. '"')
    if not pargs[1] then
else
    return ''
error(formatMessage(i18nDataset, 'error_bad_msgkey', {key, link(dataset)}))
end
end
    return frame:expandTemplate{title = 'Template:' .. pargs[1], args = arguments}
end
end


return this
return p
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