模块:Official website
此模块的文档可以在模块:Official website/doc创建
local makeUrl = require('Module:URL')._url
local p = {}
-- Wrapper for pcall which returns nil on failure.
local function quickPcall(func)
local success, result = pcall(func)
if success then
return result
end
end
-- Gets the rank for a Wikidata property table. Returns 1, 0 or -1, in
-- order of rank.
local function getRank(prop)
local rank = prop.rank
if rank == 'preferred' then
return 1
elseif rank == 'normal' then
return 0
elseif rank == 'deprecated' then
return -1
else
-- No rank or undefined rank is treated as "normal".
return 0
end
end
-- Score a Wikidata property by language.
local function getLangScore(prop)
local score = 0
pcall(function ()
for i, lang in ipairs(prop.qualifiers.P407) do
local language_item = lang.datavalue.value['numeric-id']
if language_item == 34290 then -- Wu
score = math.max(score, 3)
elseif language_item == 7850 or
language_item == 13414913 or
language_item == 18130932 then -- Chinese
score = math.max(score, 2)
elseif language_item == 1860 then -- English
score = math.max(score, 1)
end
end
end)
return score
end
-- Fetches the official website URL from Wikidata.
local fetchWikidataUrl
fetchWikidataUrl = function()
-- Get objects for all official sites on Wikidata.
local websites = quickPcall(function ()
return mw.wikibase.getEntityObject().claims.P856
end)
-- Clone the objects in case other code needs them in their original order.
websites = websites and mw.clone(websites) or {}
-- Add the table index to the objects in case it is needed in the sort.
for i, website in ipairs(websites) do
website._index = i
end
-- Sort the websites, first by highest rank, and then by websites in
-- local languages, then by the website's original position in the
-- property list. When we are done, get the URL from the highest-sorted
-- object.
table.sort(websites, function(ws1, ws2)
local r1 = getRank(ws1)
local r2 = getRank(ws2)
if r1 ~= r2 then
return r1 > r2
end
local lang1 = getLangScore(ws1)
local lang2 = getLangScore(ws2)
if lang1 ~= lang2 then
return lang1 > lang2
end
return ws1._index < ws2._index
end)
local url = quickPcall(function ()
return websites[1].mainsnak.datavalue.value
end)
-- Cache the result so that we only do the heavy lifting once per #invoke.
fetchWikidataUrl = function ()
return url
end
return url
end
-- Render the URL link, plus other visible output.
local function renderUrl(options)
if not options.url and not options.wikidataurl then
local entity = mw.wikibase.getEntityObject() or {}
local qid = entity.id
local result = '<strong class="error">' ..
'朆寻着URL。请勒伊𡍲指定一只URL或者加只到维基数据上。' ..
'</strong>'
if qid then
result = result.. ' [[File:OOjs UI icon edit-ltr-progressive.svg |frameless |text-top |10px |alt=勒维基数据上编辑 |link=https://www.wikidata.org/wiki/' .. qid .. '#P856|勒维基数据上编辑]]'
end
return result
end
local ret = {}
ret[#ret + 1] = string.format(
'<span class="official-website">%s</span>',
makeUrl(options.url or options.wikidataurl, options.display)
)
if options.wikidataurl and not options.url then
local entity = mw.wikibase.getEntityObject() or {}
local qid = entity.id
if qid then
ret[#ret + 1] = '[[File:OOjs UI icon edit-ltr-progressive.svg |frameless |text-top |10px |alt=勒维基数据上编辑 |link=https://www.wikidata.org/wiki/' .. qid .. '#P856|勒维基数据上编辑]]'
end
end
if options.format == 'flash' then
ret[#ret + 1] = mw.getCurrentFrame():expandTemplate{
title = 'Color',
args = {'#505050', '(需要[[Adobe Flash Player]])'}
}
end
if options.mobile then
ret[#ret + 1] = '(' .. makeUrl(options.mobile, '移动版') .. ')'
end
return table.concat(ret, ' ')
end
function p._main(args)
local url = args[1] or args.URL or args.url
local wikidataurl = fetchWikidataUrl()
local formattedUrl = renderUrl{
url = url,
wikidataurl = wikidataurl,
display = args[2] or args.name or '官方网站',
format = args.format,
mobile = args.mobile
}
return formattedUrl
end
function p.main(frame)
local args = require('Module:Arguments').getArgs(frame, {
wrappers = 'Template:Official website'
})
return p._main(args)
end
return p