모듈:URL

-- -- This module implements {{URL|example.com|optional display text}} -- -- See unit tests at Module:URL/tests

local p = {}

function trim(s) return (mw.ustring.gsub(s, "^%s*(.-)%s*$", "%1")) end

function safeUri(s) local success, uri = pcall(function()return mw.uri.new(s) end)if success thenreturn uri end end

function p._url(url, text) url = trim(url or )text = trim(text or )if url == thenif text == thenreturn mw.getCurrentFrame():expandTemplate{ title = 'tlx', args = { 'URL', "example.com", "optional display text" } } elsereturn text end end-- If the URL contains any unencoded spaces, encode them, because MediaWiki will otherwise interpret a space as the end of the URL.url = mw.ustring.gsub(url, '%s', function(s) return mw.uri.encode(s, 'PATH') end)-- If there is an empty query string or fragment id, remove it as it will cause mw.uri.new to throw an errorurl = mw.ustring.gsub(url, '#$', )url = mw.ustring.gsub(url, '%?$', )-- If it's an HTTP[S] URL without the double slash, fix it.url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?):(/?)([^/])', 'http%1://%3')

-- Handle URLs from Wikidata of the format http://url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?)://', 'http%1://')local uri = safeUri(url)-- Handle URL's without a protocol and URL's that are protocol-relative, -- e.g. www.example.com/foo or www.example.com:8080/foo, and //www.example.com/fooif uri and (not uri.protocol or (uri.protocol and not uri.host)) and url:sub(1, 2) ~= '//' thenurl = 'http://' .. urluri = safeUri(url) endif text == thenif uri thenif uri.path == '/' then uri.path = endlocal port = if uri.port then port = ':' .. uri.port endtext = mw.ustring.lower(uri.host or ) .. port .. (uri.relativePath or ) else -- URL is badly-formed, so just display whatever was passed intext = url end end

-- Add before _/.-# sequences text = mw.ustring.gsub(text,"(/+)","%1") -- This entry MUST be the first. "" has a "/" in it, you know. text = mw.ustring.gsub(text,"(%.+)","%1") text = mw.ustring.gsub(text,"(%-+)","%1") DISABLED for now text = mw.ustring.gsub(text,"(%#+)","%1") text = mw.ustring.gsub(text,"(_+)","%1")

return mw.ustring.format('[%s %s]', url, text) end

function p.url(frame) local templateArgs = frame.argslocal url = templateArgs[1] or local text = templateArgs[2] or return p._url(url, text) end

return p