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| − | --
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| − | -- This module implements {{URL}}
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| − | --
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| − | -- See unit tests at [[Module:URL/tests]]
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| − | local p = {}
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| − |
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| − | function trim(s)
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| − | return (mw.ustring.gsub(s, "^%s*(.-)%s*$", "%1"))
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| − | end
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| − |
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| − | 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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| − |
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| − | function p._url(url, text)
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| − | url = trim(url or '')
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| − | text = trim(text or '')
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| − |
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| − | if url == '' then
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| − | if text == '' then
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| − | return mw.getCurrentFrame():expandTemplate{ title = 'tlx', args = { 'URL', "''example.com''", "''optional display text''" } }
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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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| − |
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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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| − |
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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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| − |
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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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| − |
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| − | -- Handle URLs from Wikidata of the format http://
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| − | url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?)://', 'http%1://')
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| − |
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| − | local uri = safeUri(url)
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| − |
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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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| − |
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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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| − |
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| − | local port = ''
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| − | if uri.port then port = ':' .. uri.port end
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| − |
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| − | text = mw.ustring.lower(uri.host or '') .. port .. (uri.relativePath or '')
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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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| − |
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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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| − | function p.url(frame)
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| − | local templateArgs = frame.args
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| − | local url = templateArgs[1] or ''
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| − | local text = templateArgs[2] or ''
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| − | return p._url(url, text)
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| − | end
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| − |
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| − | return p
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