Difference between revisions of "Module:URL"

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Module:WikidataIB>MSGJ
(fixes for pen icon)
m (1 revision imported)
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--
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<includeonly>{{#invoke:URL|url}}</includeonly>{{#invoke:Check for unknown parameters|check|unknown={{main other|[[Category:Pages using URL template with unknown parameters|_VALUE_{{PAGENAME}}]]}}|preview=Page using [[Template:URL]] with unknown parameter "_VALUE_"|ignoreblank=y | 1 | 2 }}<noinclude>{{documentation}}</noinclude>
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-- This module implements {{URL}}
 
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--
 
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-- See unit tests at [[Module:URL/testcases]]
 
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local p = {}
 
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local function safeUri(s)
 
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local success, uri = pcall(function()
 
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return mw.uri.new(s)
 
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end)
 
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if success then
 
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return uri
 
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end
 
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end
 
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local function extractUrl(args)
 
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for name, val in pairs(args) do
 
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if name ~= 2 and name ~= "msg" then
 
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local url = name .. "=" .. val;
 
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url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?):(/?)([^/])', 'http%1://%3')
 
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local uri = safeUri(url);
 
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if uri and uri.host then
 
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return url
 
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end
 
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end
 
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end
 
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end
 
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function p._url(url, text, msg)
 
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url = mw.text.trim(url or '')
 
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text = mw.text.trim(text or '')
 
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local nomsg = (msg or ''):sub(1,1):lower() == "n" or msg == 'false' -- boolean: true if msg is "false" or starts with n or N
 
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if url == '' then
 
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if text == '' then
 
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if nomsg then
 
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return nil
 
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else
 
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return mw.getCurrentFrame():expandTemplate{ title = 'tlx', args = { 'URL', "''example.com''", "''optional display text''" } }
 
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end
 
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else
 
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return text
 
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end
 
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end
 
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-- If the URL contains any unencoded spaces, encode them, because MediaWiki will otherwise interpret a space as the end of the URL.
 
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url = mw.ustring.gsub(url, '%s', function(s) return mw.uri.encode(s, 'PATH') end)
 
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-- If there is an empty query string or fragment id, remove it as it will cause mw.uri.new to throw an error
 
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url = mw.ustring.gsub(url, '#$', '')
 
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url = mw.ustring.gsub(url, '%?$', '')
 
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-- If it's an HTTP[S] URL without the double slash, fix it.
 
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url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?):(/?)([^/])', 'http%1://%3')
 
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-- Handle URLs from Wikidata of the format http&#58;//
 
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url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?)&#58;//', 'http%1://')
 
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local uri = safeUri(url)
 
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-- Handle URL's without a protocol and URL's that are protocol-relative,
 
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-- e.g. www.example.com/foo or www.example.com:8080/foo, and //www.example.com/foo
 
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if uri and (not uri.protocol or (uri.protocol and not uri.host)) and url:sub(1, 2) ~= '//' then
 
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url = 'http://' .. url
 
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uri = safeUri(url)
 
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end
 
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if text == '' then
 
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if uri then
 
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if uri.path == '/' then uri.path = '' end
 
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local port = ''
 
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if uri.port then port = ':' .. uri.port end
 
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text = mw.ustring.lower(uri.host or '') .. port .. (uri.relativePath or '')
 
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-- Add <wbr> before _/.-# sequences
 
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text = mw.ustring.gsub(text,"(/+)","<wbr/>%1")      -- This entry MUST be the first. "<wbr/>" has a "/" in it, you know.
 
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text = mw.ustring.gsub(text,"(%.+)","<wbr/>%1")
 
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-- text = mw.ustring.gsub(text,"(%-+)","<wbr/>%1") -- DISABLED for now
 
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text = mw.ustring.gsub(text,"(%#+)","<wbr/>%1")
 
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text = mw.ustring.gsub(text,"(_+)","<wbr/>%1")
 
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else -- URL is badly-formed, so just display whatever was passed in
 
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text = url
 
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end
 
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end
 
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return mw.ustring.format('<span class="url">[%s %s]</span>', url, text)
 
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end
 
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--[[
 
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The main entry point for calling from Template:URL.
 
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--]]
 
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function p.url(frame)
 
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local templateArgs = frame.args
 
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local parentArgs = frame:getParent().args
 
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local url = templateArgs[1] or parentArgs[1]
 
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local text = templateArgs[2] or parentArgs[2] or ''
 
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local msg = templateArgs.msg or parentArgs.msg or ''
 
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url = url or extractUrl(templateArgs) or extractUrl(parentArgs) or ''
 
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return p._url(url, text, msg)
 
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end
 
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--[[
 
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The entry point for calling from the forked Template:URL2.
 
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This function returns no message by default.
 
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It strips out wiki-link markup, html tags, and everything after a space.
 
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--]]
 
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function p.url2(frame)
 
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local templateArgs = frame.args
 
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local parentArgs = frame:getParent().args
 
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local url = templateArgs[1] or parentArgs[1]
 
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local text = templateArgs[2] or parentArgs[2] or ''
 
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-- default to no message
 
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local msg = templateArgs.msg or parentArgs.msg or 'no'
 
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url = url or extractUrl(templateArgs) or extractUrl(parentArgs) or ''
 
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-- if the url came from a Wikidata call, it might have a pen icon appended
 
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-- we want to keep that and add it back at the end.
 
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local u1, penicon = mw.ustring.match( url, "(.*)(&nbsp;<span class='penicon.*)" )
 
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if penicon then url = u1 end
 
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-- strip out html tags and [ ] from url
 
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url = (url or ''):gsub("<[^>]*>", ""):gsub("[%[%]]", "")
 
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-- truncate anything after a space
 
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url = url:gsub("%%20", " "):gsub(" .*", "")
 
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return (p._url(url, text, msg) or "") .. (penicon or "")
 
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end
 
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return p
 

Revision as of 13:01, 25 March 2021

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