Module:Format TemplateData
Documentation for this module may be created at Module:Format TemplateData/doc
local TemplateData = { serial = "2017-11-06", suite = "TemplateData" } local plaintext = require("Module:Plain text") --[=[ improve template:TemplateData ]=] local Config = { -- multiple #invoke option names mapped into unique internal fields cat = "strange", classNoNumTOC = "suppressTOCnum", -- classParams = "classTable", cssParams = "stylesTable", cssParWrap = "stylesTabWrap", debug = false, docpageCreate = "suffix", docpageDetect = "subpage", msgDescMiss = "solo", -- classTable = false, -- class for params table loudly = false, -- show exported element, etc. solo = false, -- complaint on missing description strange = false, -- title of maintenance category stylesTable = false, -- styles for params table stylesTabWrap = false, -- styles for params table wrapper subpage = false, -- pattern to identify subpage suffix = false, -- subpage creation scheme suppressTOCnum = false -- class for TOC number suppression } local Data = { div = false, -- <div class="mw-templatedata-doc-wrap"> got = false, -- table, initial templatedata object heirs = false, -- table, params that are inherited less = false, -- main description missing lasting = false, -- old syntax encountered lazy = false, -- doc mode; do not generate effective <templatedata> leading = false, -- show TOC -- low = false, -- 1= mode order = false, -- parameter sequence params = false, -- table, exported parameters scream = false, -- error messages slang = false, -- project language code slim = false, -- JSON reduced to plain source = false, -- JSON input strip = false, -- <templatedata> evaluation tag = false, -- table, exported root element title = false, -- page tree = false -- table, rewritten templatedata object } local Permit = { styles = { required = "border-left: 3px solid black;", suggested = "border-left: 3px solid #888;", optional = "border-left: 3px solid #ccc", deprecated = "border-left: 3px dotted red; background-color: #FDD;", tableheadbg = "background-color: #B3B7FF;" }, params = { aliases = "table", autovalue = "string", default = "string table I18N nowiki", deprecated = "boolean string", description = "string table I18N", example = "string table I18N nowiki", label = "string table I18N", inherits = "string", required = "boolean", suggested = "boolean", type = "string" }, root = { description = "string table I18N", format = "string", maps = "table", params = "table", paramOrder = "table", sets = "table" }, search = "[{,]%%s*(['\"])%s%%1%%s*:%%s*%%{", types = { boolean = true, content = true, date = true, line = true, number = true, string = true, unknown = true, url = true, ["wiki-file-name"] = true, ["wiki-page-name"] = true, ["wiki-template-name"] = true, ["wiki-user-name"] = true, ["unbalanced-wikitext"] = true, ["string/line"] = "line", ["string/wiki-page-name"] = "wiki-page-name", ["string/wiki-user-name"] = "wiki-user-name" } } -- -- Generic utility functions -- local function Fault( alert ) -- Memorize error message -- Parameter: -- alert -- string, error message if Data.scream then Data.scream = string.format( "%s *** %s", Data.scream, alert ) else Data.scream = alert end end -- Fault() local function collapseWhitespace ( a ) -- Collapses whitespace, HTML style. return a:gsub( "%s*\n%s*", " " ) :gsub( "%s%s+", " " ) end -- collapseWhitespace -------------------------------------------------------------------------------- -- local function facet( ask, at ) -- Find physical position of parameter definition in JSON -- Parameter: -- ask -- string, parameter name -- at -- number, physical position within definition -- Returns number, or nil local seek = string.format( Permit.search, ask:gsub( "%%", "%%%%" ) :gsub( "([%-.()+*?^$%[%]])", "%%%1" ) ) local i, k = Data.source:find( seek, at ) local r, slice, source while i and not r do source = Data.source:sub( k + 1 ) slice = source:match( "^%s*\"([^\"]+)\"s*:" ) if not slice then slice = source:match( "^%s*'([^']+)'%s*:" ) end if ( slice and Permit.params[ slice ] ) or source:match( "^%s*%}" ) then r = k else i, k = Data.source:find( seek, k ) end end -- while i return r end -- facet() local function getLocalizedText( adapt ) -- Retrieve localized text from system message -- Parameter: -- adapt -- string, message ID after "templatedata-" -- Returns string, with localized text return mw.message.new( "templatedata-" .. adapt ):plain() end -- getLocalizedText() local function faculty( adjust ) -- Test template arg for boolean -- adjust -- string or nil -- Returns boolean local s = type( adjust ) local r if s == "string" then r = mw.text.trim( adjust ) r = ( r ~= "" and r ~= "0" ) elseif s == "boolean" then r = adjust else r = false end return r end -- faculty() local function failures() -- Retrieve error collection and category -- Returns string local r if Data.scream then local e = mw.html.create( "span" ) :addClass( "error" ) :wikitext( Data.scream ) r = tostring( e ) mw.addWarning( "'''TemplateData'''<br />" .. Data.scream ) if Config.strange then r = string.format( "%s[[category:%s]]", r, Config.strange ) end else r = "" end return r end -- failures() local function handleNoexportWhitespace( adjust ) -- Reduces runs of spaces, including newlines, to a single space, so the -- whole string is on one line. <noexport> blocks are left alone, but the -- <noexport> tags themselves are removed. -- adjust -- string -- Returns string, with adjusted text local r if adjust:find( "<noexport>", 1, true ) then local i = 1 local j, k = adjust:find( "<noexport>", i, true ) r = "" while j do if j > 1 then r = r .. collapseWhitespace( adjust:sub( i, j - 1 ) ) end i = k + 1 j, k = adjust:find( "</noexport>", i, true ) if j then r = r .. adjust:sub( i, j - 1 ) i = k + 1 j, k = adjust:find( "<noexport>", i, true ) else Fault( "missing </noexport>" ) end end -- while j r = r .. adjust:sub( i ) else r = collapseWhitespace( adjust ) end return r end -- handleNoexportWhitespace() local function faraway( alternatives ) -- Retrieve project language version from multilingual text -- Parameter: -- alternatives -- table, to be evaluated -- Returns -- 1 -- string, with best match -- 2 -- table of other versions, if any local n = 0 local variants = { } local r1, r2 if not Data.slang then Data.slang = mw.language.getContentLanguage():getCode() end for k, v in pairs( alternatives ) do if type( v ) == "string" then v = mw.text.trim( v ) if v ~= "" then variants[ k ] = v n = n + 1 end end end -- for k, v if n > 0 then for k, v in pairs( variants ) do if v then if n == 1 then r1 = v elseif k:lower() == Data.slang then variants[ k ] = nil r1 = v r2 = variants break -- for k, v end end end -- for k, v if not r1 then local seek = string.format( "^%s-", Data.slang ) for k, v in pairs( variants ) do if v and k:lower():match( seek ) then variants[ k ] = nil r1 = v r2 = variants break -- for k, v end end -- for k, v if not r1 then local others = mw.language.getFallbacksFor( slang ) table.insert( others, "en" ) for i = 1, #others do seek = others[ i ] if variants[ seek ] then r1 = variants[ seek ] variants[ seek ] = nil r2 = variants break -- for i end end -- i = 1, #others end if not r1 then for k, v in pairs( variants ) do if v then variants[ k ] = nil r1 = v r2 = variants break -- for k, v end end -- for k, v end end if r2 then for k, v in pairs( r2 ) do if v then local baseCode = k:match( "^%s*(%a%a%a?)-?%a*%s*$" ) if not baseCode or not mw.language.isKnownLanguageTag( baseCode ) then Fault( string.format( "Invalid <code>lang=%s</code>", k )) end end end -- for k, v end end return r1, r2 end -- faraway() local function fathers() -- Merge params with inherited values local n = 0 local p = Data.params local t = Data.tree.params local p2, t2 for k, v in pairs( Data.heirs ) do n = n + 1 end -- for k, v for i = 1, n do for k, v in pairs( Data.heirs ) do if v and not Data.heirs[ v ] then n = n - 1 t[ k ].inherits = nil Data.heirs[ k ] = nil p2 = { } t2 = { } for k2, v2 in pairs( p[ v ] ) do p2[ k2 ] = v2 end -- for k2, v2 if p[ k ] then for k2, v2 in pairs( p[ k ] ) do if type( v2 ) ~= "nil" then p2[ k2 ] = v2 end end -- for k2, v2 end p[ k ] = p2 for k2, v2 in pairs( t[ v ] ) do t2[ k2 ] = v2 end -- for k2, v2 for k2, v2 in pairs( t[ k ] ) do if type( v2 ) ~= "nil" then t2[ k2 ] = v2 end end -- for k2, v2 t[ k ] = t2 end end -- for k, v end -- i = 1, n if n > 0 then local s for k, v in pairs( Data.heirs ) do if v then if s then s = string.format( "%s | %s", s, k ) else s = "Circular inherits: " .. k end end end -- for k, v Fault( s ) end end -- fathers() local function feasible( about, asked ) -- Create description head -- Parameter: -- about -- table, supposed to contain description -- asked -- true, if mandatory description -- Returns <block>, with head, or nil local para = mw.html.create( "div" ) local plus, r if about and about.description then if type( about.description ) == "string" then para:wikitext( about.description ) else para:wikitext( about.description[ 1 ] ) plus = mw.html.create( "ul" ) if not Config.loudly then plus:addClass( "templatedata-maintain" ) :css( "display", "none" ) end for k, v in pairs( about.description[ 2 ] ) do plus:node( mw.html.create( "li" ) :node( mw.html.create( "code" ) :wikitext( k ) ) :node( mw.html.create( "br" ) ) :wikitext( handleNoexportWhitespace( v ) ) ) end -- for k, v end elseif Config.solo and asked then para:addClass( "error" ) :wikitext( Config.solo ) Data.less = true else para = false end if para then if plus then r = mw.html.create( "div" ) :node( para ) :node( plus ) else r = para end end return r end -- feasible() local function feat() -- Check and store parameter sequence if Data.source then local i = 0 local s for k, v in pairs( Data.tree.params ) do if i == 0 then Data.order = { } i = 1 s = k else i = 2 break -- for k, v end end -- for k, v if i > 1 then local pointers = { } local points = { } for k, v in pairs( Data.tree.params ) do i = facet( k, 1 ) if i then table.insert( points, i ) pointers[ i ] = k i = facet( k, i ) if i then s = "Parameter '%s' detected twice" Fault( string.format( s, k ) ) end else s = "Parameter '%s' not detected" Fault( string.format( s, k ) ) end end -- for k, v table.sort( points ) for i = 1, #points do table.insert( Data.order, pointers[ points[ i ] ] ) end -- i = 1, #points elseif s then table.insert( Data.order, s ) end end end -- feat() local function feature( access ) -- Create table row for parameter, check and display violations -- Parameter: -- access -- string, with name -- Returns <tr> local mode, s, status local fine = function ( a ) s = mw.text.trim( a ) return a == s and a ~= "" and not a:find( "%|=\n" ) and not a:find( "%s%s" ) end local begin = mw.html.create( "td" ) local code = mw.html.create( "code" ) local desc = mw.html.create( "td" ) local legal = true local param = Data.tree.params[ access ] local ranking = { "required", "suggested", "optional", "deprecated" } local r = mw.html.create( "tr" ) local sort, typed for k, v in pairs( param ) do if v == "" then param[ k ] = false end end -- for k, v -- label sort = param.label or access if sort:match( "^%d+$" ) then begin:attr( "data-sort-value", string.format( "%05d", tonumber( sort ) ) ) end begin:css( "font-weight", "bold" ) :wikitext( sort ) -- name and aliases code:css( "font-size", "92%" ) :css( "white-space", "nowrap" ) :wikitext( access ) if not fine( access ) then code:addClass( "error" ) Fault( string.format( "Bad ID params.<code>%s</code>", access ) ) legal = false begin:attr( "data-sort-value", " " .. sort ) end code = mw.html.create( "td" ) :node( code ) if access:match( "^%d+$" ) then code:attr( "data-sort-value", string.format( "%05d", tonumber( access ) ) ) end if type( param.aliases ) == "table" then local lapsus for k, v in pairs( param.aliases ) do code:tag( "br" ) if type( v ) == "string" then if not fine( v ) then lapsus = true code:node( mw.html.create( "span" ) :addClass( "error" ) :css( "font-style", "italic" ) :wikitext( "string" ) ) end code:wikitext( s ) else lapsus = true code:node( mw.html.create( "code" ) :addClass( "error" ) :wikitext( type( v ) ) ) end end -- for k, v if lapsus then s = string.format( "params.<code>%s</code>.aliases", access ) Fault( getLocalizedText( "invalid-value" ):gsub( "$1", s ) ) legal = false end end -- description etc. s = feasible( param ) if s then desc:node( s ) end if param.default or param.example or param.autovalue then local details = { "default", "example", "autovalue" } local dl = mw.html.create( "dl" ) local dd, section, show for i = 1, #details do s = details[ i ] show = param[ s ] if show then section = getLocalizedText( "doc-param-" .. s ) dt = mw.html.create( "dt" ):wikitext( section ) dd = mw.html.create( "dd" ) if (string.len(show) < 80) then dt:cssText("float: left;margin-right: 1.6em;") end if param.type == "boolean" then if show == "0" then dd:wikitext("<span style=\"color: #610; font-weight: bold;\">False</span> (<code>0</code>)") elseif show == "1" then dd:wikitext("<span style=\"color: #050; font-weight: bold;\">True</span> (<code>1</code>)") else dd:wikitext( show ) end else dd:wikitext( show ) end dl:node( dt ) :node( dd ) end end -- i = 1, #details desc:node( dl ) end -- type if param.type then s = Permit.types[ param.type ] typed = mw.html.create( "td" ) if s then if s == "string" then Data.params[ access ].type = s typed:wikitext( getLocalizedText( "doc-param-type-" .. s ) ) :tag( "br" ) typed:node( mw.html.create( "span" ) :addClass( "error" ) :wikitext( param.type ) ) Data.lasting = true else s = getLocalizedText( "doc-param-type-" .. param.type ) typed:wikitext( s ) end else Data.params[ access ].type = "unknown" typed:addClass( "error" ) :wikitext( "INVALID" ) s = string.format( "params.<code>%s</code>.type", access ) Fault( getLocalizedText( "invalid-value" ):gsub( "$1", s ) ) legal = false end else typed = mw.html.create( "td" ) :wikitext( getLocalizedText( "doc-param-type-unknown" ) ) end -- status if param.required then mode = 1 if param.deprecated then Fault( string.format( "Required deprecated <code>%s</code>", access ) ) legal = false end elseif param.deprecated then mode = 4 elseif param.suggested then mode = 2 else mode = 3 end status = ranking[ mode ] ranking = getLocalizedText( "doc-param-status-" .. status ) if mode == 1 or mode == 4 then ranking = mw.html.create( "span" ) :css( "font-weight", "bold" ) :wikitext( ranking ) if type( param.deprecated ) == "string" then ranking:tag( "br" ) ranking:wikitext( param.deprecated ) end end -- <tr> r:attr( "id", "templatedata:" .. mw.uri.anchorEncode( access ) ) :cssText( Permit.styles[ status ] ) :node( begin ) :node( code ) :node( desc ) :node( typed ) :node( mw.html.create( "td" ) :attr( "data-sort-value", tostring( mode ) ) :node( ranking ) ) :newline() if not legal then r:css( "border", "#FF0000 3px solid" ) end return r end -- feature() local function features() -- Create <table> for parameters -- Returns <table>, or nil local r if Data.tree and Data.tree.params then local style = Permit.styles.tableheadbg local tbl = mw.html.create( "table" ) :addClass( "wikitable" ) local tr = mw.html.create( "tr" ) feat() if Data.order and #Data.order > 1 then tbl:addClass( "sortable" ) end -- if Config.classTable then -- tbl:addClass( Config.classTable ) -- end if Config.stylesTable then tbl:cssText( Config.stylesTable ) end tr:node( mw.html.create( "th" ) :attr( "colspan", "2" ) :cssText( style ) :wikitext( getLocalizedText( "doc-param-name" ) ) ) :node( mw.html.create( "th" ) :cssText( style ) :wikitext( getLocalizedText( "doc-param-desc" ) ) ) :node( mw.html.create( "th" ) :cssText( style ) :wikitext( getLocalizedText( "doc-param-type" ) ) ) :node( mw.html.create( "th" ) :cssText( style ) :wikitext( getLocalizedText( "doc-param-status" ) ) ) tbl:newline() -- :node( mw.html.create( "thead" ) :node( tr ) -- ) :newline() if Data.order then for i = 1, #Data.order do tbl:node( feature( Data.order[ i ] ) ) end -- for i = 1, #Data.order end if Config.stylesTabWrap then r = mw.html.create( "div" ) :cssText( Config.stylesTabWrap ) :node( tbl ) else r = tbl end end return r end -- features() local function finalize() -- Wrap presentation into frame -- Returns string local r if Data.div then r = tostring( Data.div ) elseif Data.strip then r = Data.strip else r = "" end return r .. failures() end -- finalize() local function find() -- Find JSON data within page source (title) -- Returns string, or nil local s = Data.title:getContent() local i, j = s:find( "<templatedata>", 1, true ) local r if i then local k = s:find( "</templatedata>", j, true ) if k then r = mw.text.trim( s:sub( j + 1, k - 1 ) ) end end return r end -- find() local function flat( adjust ) -- Remove formatting from text string -- Parameter: -- arglist -- string, to be stripped, or nil -- Returns string, or nil local r if adjust then r = adjust:gsub( "\n", " " ) if r:find( "<noexport>", 1, true ) then r = r:gsub( "<noexport>(.*)</noexport>", "" ) end r = plaintext._main(r) if r:find( "&", 1, true ) then r = mw.text.decode( r ) end end return r end -- flat() local function flush() -- JSON encode narrowed input; obey unnamed (numerical) parameters -- Returns <templatedata> JSON string local r if Data.tag then r = mw.text.jsonEncode( Data.tag ):gsub( "%}$", "," ) else r = "{" end r = r .. "\n\"params\":{" if Data.order then local sep = "" local s for i = 1, #Data.order do s = Data.order[ i ] r = string.format( "%s%s\n%s:%s", r, sep, mw.text.jsonEncode( s ), mw.text.jsonEncode( Data.params[ s ] ) ) sep = ",\n" end -- for i = 1, #Data.order end r = r .. "\n}\n}" return r end -- flush() local function focus( access ) -- Check components; focus multilingual description, build trees -- Parameter: -- access -- string, name of parameter, nil for root local f = function ( a, at ) local r if at then r = string.format( "<code>params.%s</code>", at ) else r = "''root''" end if a then r = string.format( "%s<code>.%s</code>", r, a ) end return r end local parent if access then parent = Data.got.params[ access ] else parent = Data.got end if type( parent ) == "table" then local elem, got, permit, s, scope, slot, tag, target if access then permit = Permit.params if type( access ) == "number" then slot = tostring( access ) else slot = access end else permit = Permit.root end for k, v in pairs( parent ) do scope = permit[ k ] if scope then s = type( v ) if s == "string" then v = mw.text.trim( v ) end if scope:find( s, 1, true ) then if scope:find( "I18N", 1, true ) then if s == "string" then elem = handleNoexportWhitespace( v ) else local translated v, translated = faraway( v ) if v then if translated and k == "description" then elem = { [ 1 ] = handleNoexportWhitespace( v ), [ 2 ] = translated } else elem = handleNoexportWhitespace( v ) end else elem = false end end if v then if scope:find( "nowiki", 1, true ) then elem = mw.text.nowiki( v ) else v = flat( v ) end end else if k == "params" and not access then v = nil elem = nil elseif k == "format" and not access then v = mw.text.decode( v ) elem = v elseif k == "inherits" then elem = v if not Data.heirs then Data.heirs = { } end Data.heirs[ slot ] = v v = nil elseif s == "string" then v = mw.text.nowiki( v ) elem = v else elem = v end end if type( elem ) ~= "nil" then if not target then if access then if not Data.tree.params then Data.tree.params = { } end Data.tree.params[ slot ] = { } target = Data.tree.params[ slot ] else Data.tree = { } target = Data.tree end end target[ k ] = elem elem = false end if type( v ) ~= "nil" then if not tag then if access then if not Data.params then Data.params = { } end Data.params[ slot ] = { } tag = Data.params[ slot ] else Data.tag = { } tag = Data.tag end end tag[ k ] = v end else s = string.format( "Type <code>%s</code> bad for %s", scope, f( k, slot ) ) Fault( s ) end else Fault( "Unknown component " .. f( k, slot ) ) end end -- for k, v else Fault( f() .. " needs to be of <code>object</code> type" ) end end -- focus() local function format() -- Build presented documentation -- Returns <div> local r = mw.html.create( "div" ) local s = feasible( Data.tree, true ) if s then r:node( s ) end if Data.leading then local toc = mw.html.create( "div" ) if Config.suppressTOCnum then toc:addClass( Config.suppressTOCnum ) end toc:css( "margin-top", "0.5em" ) :wikitext( "__TOC__" ) r:newline() :node( toc ) :newline() end s = features() if s then if Data.leading then r:node( mw.html.create( "h2" ) :wikitext( getLocalizedText( "doc-params" ) ) ) :newline() end r:node( s ) end if Data.tree and Data.tree.format then local e, style s = Data.tree.format:lower( Data.tree.format ) if s == "inline" or s == "block" then style = "i" else style = "code" end r:node( mw.html.create( "p" ) :wikitext( "Format: " ) :node( mw.html.create( style ) :wikitext( s ) ) ) end return r end -- format() local function free() -- Remove JSON comment lines Data.source:gsub( "([{,\"'])(%s*\n%s*//.*\n%s*)([},\"'])", "%1%3" ) end -- free() local function full() -- Build HTML table for display from JSON data, and append an invisible -- <templatedata> block. Data.div = mw.html.create( "div" ) :addClass( "mw-templatedata-doc-wrap" ) focus() if Data.tag then if type( Data.got.params ) == "table" then for k, v in pairs( Data.got.params ) do focus( k ) end -- for k, v if Data.heirs then fathers() end end end Data.div:node( format() ) if not Data.lazy then Data.slim = flush() if TemplateData.frame then local div = mw.html.create( "div" ) local tdata = { [ 1 ] = "templatedata", [ 2 ] = Data.slim } Data.strip = TemplateData.frame:callParserFunction( "#tag", tdata ) div:wikitext( Data.strip ) if Config.loudly then -- Display raw templatedata table all the time. Data.div:node( mw.html.create( "hr" ) ) Data.div:node( div ) else -- Creates an expand link to check raw templatedata table. local wrapper = mw.html.create( "div" ) wrapper:addClass( "mw-collapsible" ) wrapper:addClass( "mw-collapsed" ) wrapper:css( "font-size", "85%" ) div:addClass( "mw-collapsible-content" ) wrapper:wikitext( "'''Test of raw TemplateData output''': " ) wrapper:node( div ) Data.div:node( wrapper ) end end end end -- full() local function furnish( adapt, arglist ) -- Called by f, this function is the first to do any real work when the -- module is invoked. -- Parameter: -- adapt -- table, #invoke parameters -- arglist -- table, template parameters -- Returns string --local spy="" local source for k, v in pairs( Config ) do if adapt[ k ] and adapt[ k ] ~= "" then Config[ v ] = adapt[ k ] end end -- for k, v Config.loudly = faculty( arglist.debug or adapt.debug ) --if mw.site.server:find( "//de.wikipedia.beta.wmflabs.org", 1, true ) then -- Config.loudly = true --end Data.lazy = faculty( arglist.lazy ) and not Config.loudly Data.leading = faculty( arglist.TOC ) if arglist.JSON then source = arglist.JSON elseif arglist[ 1 ] then local s = mw.text.trim( arglist[ 1 ] ) local start = s:sub( 1, 1 ) if start == "<" then Data.strip = s elseif start == "{" then source = s elseif mw.ustring.sub( s, 1, 8 ) == mw.ustring.char( 127, 39, 34, 96, 85, 78, 73, 81 ) then -- <DEL> ' " ` U N I Q Data.strip = s end end if not source then Data.title = mw.title.getCurrentTitle() source = find() if not source and Config.subpage and Config.suffix and not Data.title.text:match( Config.subpage ) then local s = string.format( Config.suffix, Data.title.prefixedText ) Data.title = mw.title.new( s ) if Data.title.exists then source = find() end end --if source and -- ( source:find( "|", 1, true ) or -- source:find( "}}", 1, true ) ) then -- -- <ref --spy=string.format( "[[category:%s]]", Config.strange ) --end end if not Data.lazy and Config.subpage then if not Data.title then Data.title = mw.title.getCurrentTitle() end Data.lazy = Data.title.text:match( Config.subpage ) end TemplateData.getPlainJSON( source ) return finalize() --return spy .. finalize() end -- furnish() TemplateData.failsafe = function ( assert ) -- Checks the age of this implementation against some minimum ("assert"). local r if not assert or assert <= TemplateData.serial then r = TemplateData.serial else r = false end return r end -- TemplateData.failsafe() TemplateData.getPlainJSON = function ( adapt ) -- Reduce enhanced JSON data to plain text localized JSON -- Parameter: -- adapt -- string, with enhanced JSON -- Returns string, or not if type( adapt ) == "string" then Data.source = adapt free() Data.got = mw.text.jsonDecode( Data.source ) if Data.got then full() if Data.lasting then Fault( "deprecated type syntax" ) end if Data.less then Fault( Config.solo ) end elseif not Data.strip then Fault( "fatal JSON error" ) end end return Data.slim end -- TemplateData.getPlainJSON() TemplateData.test = function ( adapt, arglist ) TemplateData.frame = mw.getCurrentFrame() return furnish( adapt, arglist ) end -- TemplateData.test() -- Export local p = { } p.f = function ( frame ) -- The entry point for templates invoking the module. -- Just wraps furnish in an exception handler. local lucky, result TemplateData.frame = frame lucky, result = pcall( furnish, frame.args, frame:getParent().args ) if not lucky then Fault( "INTERNAL: " .. result ) result = failures() end return result end -- p.f() p.failsafe = function ( frame ) -- Versioning interface local s = type( frame ) local since if s == "table" then since = frame.args[ 1 ] elseif s == "string" then since = frame end if since then since = mw.text.trim( since ) if since == "" then since = false end end return TemplateData.failsafe( since ) or "" end -- p.failsafe() p.TemplateData = function () -- Module interface return TemplateData end return p