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local function matchesTitle(given, title)
local tp = type( given )
return (tp == 'string' or tp == 'number') and mw.title.new( given ).prefixedText == title
end
local translate_mt = { __index = function(t, k) return k end }
--[[
-- Set up argument translation.
--]]
options.translate = options.translate or {}
if getmetatable(options.translate) == nil then
setmetatable(options.translate, translate_mt)
end
if options.backtranslate == nil then
options.backtranslate = {}
for k,v in pairs(options.translate) do
options.backtranslate[v] = k
end
end
if options.backtranslate and getmetatable(options.backtranslate) == nil then
setmetatable(options.backtranslate, {
__index = function(t, k)
if options.translate[k] ~= k then
return nil
else
return k
end
end
})
end
if type(key) == 'string' then
key = options.translate[key]
end
nilArgs[key] = 'h'
if type(key) == 'string' then
key = options.translate[key]
end
end
end
local function translatenext(invariant)
local k, v = next(invariant.t, invariant.k)
invariant.k = k
if k == nil then
return nil
elseif type(k) ~= 'string' or not options.backtranslate then
return k, v
else
local backtranslate = options.backtranslate[k]
if backtranslate == nil then
-- Skip this one. This is a tail call, so this won't cause stack overflow
return translatenext(invariant)
else
return backtranslate, v
end
local metatable.__ipairs = function inext(t, i) -- This uses our __index metamethod local v = t[i + 1]Called when ipairs is run on the args table. if v ~= nil not metatable.doneIpairs then return i + 1mergeArgs(ipairs, vargTables) metatable.doneIpairs = true
end metatable.__ipairs = function return ipairs(tmetaArgs) -- Called when ipairs is run on the args table. return inext, t, 0
1 revision imported: imported from mediawiki.org
return val
end
function arguments.getArgs(frame, options)
frame = frame or {}
options = options or {}
--[[
local title = parent:getTitle():gsub('/sandbox$', '')
local found = false
if matchesTitle(options.wrappers, title) then found = true elseif type(options.wrappers) == 'table' then
for _,v in pairs(options.wrappers) do
if matchesTitle(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
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
setmetatable(args, metatable)
local function mergeArgs(iterator, tables)
--[[
-- Accepts multiple tables as input and merges their keys and values
-- into one tableusing the specified iterator. If a value is already -- present it is not overwritten; -- tables listed earlier have precedence. -- We are also memoizing nilvalues, but those values can be -- values, which can be overwritten if they are 's' (soft).
--]]
for _, t in ipairs(tables) do
for key, val in pairsiterator(t) do if metaArgs[key] == nil and nilArgs[key] ~= 'h' then
local tidiedVal = tidyVal(key, val)
if tidiedVal == nil then
nilArgs[key] = 's'true
else
metaArgs[key] = tidiedVal
-- must be nil.
--]]
local val = metaArgs[key]
if val ~= nil then
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
-- 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(
--]]
metaArgs[key] = nil
nilArgs[key] = 'h'true
else
metaArgs[key] = val
end
end
-- 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 translatenext, { t = pairs(metaArgs })
end
end
end
