Modul:Vorlage:Soft redirect
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Diese Seite enthält Code in der Programmiersprache Lua. Einbindungszahl Cirrus
Dies ist die (produktive) Mutterversion eines global benutzten Lua-Moduls.
Wenn die serial-Information nicht übereinstimmt, müsste eine Kopie hiervon in das lokale Wiki geschrieben werden.
Wenn die serial-Information nicht übereinstimmt, müsste eine Kopie hiervon in das lokale Wiki geschrieben werden.
Versionsbezeichnung auf WikiData:
2020-12-16local Softredirect = { suite = "Softredirect",
serial = "2020-12-16",
item = 104215207,
globals = { Multilingual = 47541920 }
}
--[=[
Q4844001 Template:Soft redirect
]=]
local Failsafe = Softredirect
local GlobalMod = Softredirect
Softredirect.trsl = { I18n = "I18n/Template:Soft redirect",
err_target = { en = "missing target",
cs = "¸ádný cíl",
de = "Ziel fehlt" },
err_syntax = { en = "no link syntax",
de = "Keine Wikisyntax" }
}
local foreignModule = function ( access, advanced, append, alt, alert )
-- Fetch global module
-- Precondition:
-- access -- string, with name of base module
-- advanced -- true, for require(); else mw.loadData()
-- append -- string, with subpage part, if any; or false
-- alt -- number, of wikidata item of root; or false
-- alert -- true, for throwing error on data problem
-- Postcondition:
-- Returns whatever, probably table
-- 2020-01-01
local storage = access
local finer = function ()
if append then
storage = string.format( "%s/%s",
storage,
append )
end
end
local fun, lucky, r, suited
if advanced then
fun = require
else
fun = mw.loadData
end
GlobalMod.globalModules = GlobalMod.globalModules or { }
suited = GlobalMod.globalModules[ access ]
if not suited then
finer()
lucky, r = pcall( fun, "Module:" .. storage )
end
if not lucky then
if not suited and
type( alt ) == "number" and
alt > 0 then
suited = string.format( "Q%d", alt )
suited = mw.wikibase.getSitelink( suited )
GlobalMod.globalModules[ access ] = suited or true
end
if type( suited ) == "string" then
storage = suited
finer()
lucky, r = pcall( fun, storage )
end
if not lucky and alert then
error( "Missing or invalid page: " .. storage )
end
end
return r
end -- foreignModule()
local function faraway( alert )
-- Retrieve message in appropriate language
-- Parameter:
-- alert -- string, with message key
-- Returns string
local got, r
if type( Softredirect.ext ) ~= "table" then
Softredirect.ext = { }
end
got = Softredirect.ext.Multilingual
if not got and got ~= false then
local item = Softredirect.globals.Multilingual
got = foreignModule( "Multilingual", true, false, item )
if type( got ) == "table" and
type( got.Multilingual ) == "function" then
got = got.Multilingual()
else
got = false
end
Softredirect.ext.Multilingual = got
end
if got and
type( got.tabData ) == "function" then
local r1, r2 = got.tabData( Softredirect.trsl.I18n, alert )
if r2 ~= "error" then
r = r1
end
end
if not r then
local slang = mw.language.getContentLanguage():getCode()
local trsl = Softredirect.trsl[ alert ]
slang = slang:match( "^(%l+)%-?.*" )
r = trsl[ slang ] or trsl.en
end
return r
end -- faraway()
local function fault( alert )
-- Format error message
-- Parameter:
-- alert -- string, with complaint
-- Returns string
local e = mw.html.create( "span" )
:attr( "class", "error" )
:wikitext( alert )
return tostring( e )
end -- fault()
Failsafe.failsafe = function ( atleast )
-- Retrieve versioning and check for compliance
-- Precondition:
-- atleast -- string, with required version
-- or wikidata|item|~|@ or false
-- Postcondition:
-- Returns string -- with queried version/item, also if problem
-- false -- if appropriate
-- 2020-08-17
local since = atleast
local last = ( since == "~" )
local linked = ( since == "@" )
local link = ( since == "item" )
local r
if last or link or linked or since == "wikidata" then
local item = Failsafe.item
since = false
if type( item ) == "number" and item > 0 then
local suited = string.format( "Q%d", item )
if link then
r = suited
else
local entity = mw.wikibase.getEntity( suited )
if type( entity ) == "table" then
local seek = Failsafe.serialProperty or "P348"
local vsn = entity:formatPropertyValues( seek )
if type( vsn ) == "table" and
type( vsn.value ) == "string" and
vsn.value ~= "" then
if last and vsn.value == Failsafe.serial then
r = false
elseif linked then
if mw.title.getCurrentTitle().prefixedText
== mw.wikibase.getSitelink( suited ) then
r = false
else
r = suited
end
else
r = vsn.value
end
end
end
end
end
end
if type( r ) == "nil" then
if not since or since <= Failsafe.serial then
r = Failsafe.serial
else
r = false
end
end
return r
end -- Failsafe.failsafe()
-- Export
local p = { }
function p.f( frame )
local params = frame:getParent().args
local shift = mw.text.trim( params[ 1 ] or "" )
local r
if shift:sub( 1, 1 ) == ":" then
shift = mw.text.trim( shift:sub( 2 ) )
end
if shift == "" then
r = fault( faraway( "err_target" ) )
else
if shift:match( "^%[%[.+%]%]$" ) or
shift:match( "^%[%l*:?//[^/%s]+%.%l%l.+%]$" ) then
r = shift
elseif shift:match( "^%l*:?//[^/%[%]<>%s]+%.%l%l[^<>%[%]]+ [^<>%[%]]+$" ) then
r = string.format( "[%s]", shift )
else
if shift:match( "[%[|%]]" ) then
r = fault( faraway( "err_syntax" ) )
else
local show = mw.text.trim( params[ 2 ] or "" )
local s = shift .. "/"
if show == "" then
show = shift
end
if s:match( "^%l*:?//[^/%s]+%.%l%l+/%S*$" ) then
r = string.format( "[%s %s]", shift, show )
else
r = string.format( "[[:%s|%s]]", shift, show )
end
end
end
end
return r
end
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 Failsafe.failsafe( since ) or ""
end -- p.failsafe
p.Softredirect = function ()
return Softredirect
end -- p.Softredirect
return p