Difference between revisions of "Module:URL"
Jump to navigation
Jump to search
imported>Dcoetzee (+-- See unit tests at Module:URL/tests) |
m (1 revision imported) |
||
| (18 intermediate revisions by 7 users not shown) | |||
| Line 2: | Line 2: | ||
-- This module implements {{URL}} | -- This module implements {{URL}} | ||
-- | -- | ||
| − | -- See unit tests at [[Module:URL/ | + | -- See unit tests at [[Module:URL/testcases]] |
local p = {} | local p = {} | ||
| − | function | + | local function safeUri(s) |
| − | + | local success, uri = pcall(function() | |
| + | return mw.uri.new(s) | ||
| + | end) | ||
| + | if success then | ||
| + | return uri | ||
| + | end | ||
end | end | ||
| − | function p._url(url, text) | + | local function extractUrl(args) |
| − | + | for name, val in pairs(args) do | |
| − | + | if name ~= 2 and name ~= "msg" then | |
| − | + | local url = name .. "=" .. val; | |
| − | + | url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?):(/?)([^/])', 'http%1://%3') | |
| − | + | local uri = safeUri(url); | |
| − | + | if uri and uri.host then | |
| − | + | return url | |
| − | + | end | |
| − | + | end | |
| − | + | end | |
| − | + | end | |
| − | + | ||
| − | + | function p._url(url, text, msg) | |
| − | + | url = mw.text.trim(url or '') | |
| − | + | text = mw.text.trim(text or '') | |
| − | + | local nomsg = (msg or ''):sub(1,1):lower() == "n" or msg == 'false' -- boolean: true if msg is "false" or starts with n or N | |
| − | + | ||
| − | + | if url == '' then | |
| − | + | if text == '' then | |
| − | + | if nomsg then | |
| − | + | return nil | |
| − | + | else | |
| − | + | return mw.getCurrentFrame():expandTemplate{ title = 'tlx', args = { 'URL', "''example.com''", "''optional display text''" } } | |
| − | + | end | |
| − | + | else | |
| − | + | return 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 error | ||
| + | url = 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/foo | ||
| + | if uri and (not uri.protocol or (uri.protocol and not uri.host)) and url:sub(1, 2) ~= '//' then | ||
| + | url = 'http://' .. url | ||
| + | uri = safeUri(url) | ||
| + | end | ||
| + | |||
| + | if text == '' then | ||
| + | if uri then | ||
| + | if uri.path == '/' then uri.path = '' end | ||
| + | |||
| + | local port = '' | ||
| + | if uri.port then port = ':' .. uri.port end | ||
| + | |||
| + | text = mw.ustring.lower(uri.host or '') .. port .. (uri.relativePath or '') | ||
| + | |||
| + | -- Add <wbr> before _/.-# sequences | ||
| + | text = mw.ustring.gsub(text,"(/+)","<wbr/>%1") -- This entry MUST be the first. "<wbr/>" has a "/" in it, you know. | ||
| + | text = mw.ustring.gsub(text,"(%.+)","<wbr/>%1") | ||
| + | -- text = mw.ustring.gsub(text,"(%-+)","<wbr/>%1") -- DISABLED for now | ||
| + | text = mw.ustring.gsub(text,"(%#+)","<wbr/>%1") | ||
| + | text = mw.ustring.gsub(text,"(_+)","<wbr/>%1") | ||
| + | else -- URL is badly-formed, so just display whatever was passed in | ||
| + | text = url | ||
| + | end | ||
| + | end | ||
| + | |||
| + | return mw.ustring.format('<span class="url">[%s %s]</span>', url, text) | ||
end | end | ||
| + | --[[ | ||
| + | The main entry point for calling from Template:URL. | ||
| + | --]] | ||
function p.url(frame) | function p.url(frame) | ||
| − | + | local templateArgs = frame.args | |
| − | + | local parentArgs = frame:getParent().args | |
| − | + | local url = templateArgs[1] or parentArgs[1] | |
| − | + | local text = templateArgs[2] or parentArgs[2] or '' | |
| + | local msg = templateArgs.msg or parentArgs.msg or '' | ||
| + | url = url or extractUrl(templateArgs) or extractUrl(parentArgs) or '' | ||
| + | return p._url(url, text, msg) | ||
| + | end | ||
| + | |||
| + | --[[ | ||
| + | The entry point for calling from the forked Template:URL2. | ||
| + | This function returns no message by default. | ||
| + | It strips out wiki-link markup, html tags, and everything after a space. | ||
| + | --]] | ||
| + | function p.url2(frame) | ||
| + | local templateArgs = frame.args | ||
| + | local parentArgs = frame:getParent().args | ||
| + | local url = templateArgs[1] or parentArgs[1] | ||
| + | local text = templateArgs[2] or parentArgs[2] or '' | ||
| + | -- default to no message | ||
| + | local msg = templateArgs.msg or parentArgs.msg or 'no' | ||
| + | url = url or extractUrl(templateArgs) or extractUrl(parentArgs) or '' | ||
| + | -- strip out html tags and [ ] from url | ||
| + | url = (url or ''):gsub("<[^>]*>", ""):gsub("[%[%]]", "") | ||
| + | -- truncate anything after a space | ||
| + | url = url:gsub("%%20", " "):gsub(" .*", "") | ||
| + | return p._url(url, text, msg) | ||
end | end | ||
return p | return p | ||
Latest revision as of 18:56, 9 March 2020
Documentation for this module may be created at Module:URL/doc
--
-- This module implements {{URL}}
--
-- See unit tests at [[Module:URL/testcases]]
local p = {}
local function safeUri(s)
local success, uri = pcall(function()
return mw.uri.new(s)
end)
if success then
return uri
end
end
local function extractUrl(args)
for name, val in pairs(args) do
if name ~= 2 and name ~= "msg" then
local url = name .. "=" .. val;
url = mw.ustring.gsub(url, '^[Hh][Tt][Tt][Pp]([Ss]?):(/?)([^/])', 'http%1://%3')
local uri = safeUri(url);
if uri and uri.host then
return url
end
end
end
end
function p._url(url, text, msg)
url = mw.text.trim(url or '')
text = mw.text.trim(text or '')
local nomsg = (msg or ''):sub(1,1):lower() == "n" or msg == 'false' -- boolean: true if msg is "false" or starts with n or N
if url == '' then
if text == '' then
if nomsg then
return nil
else
return mw.getCurrentFrame():expandTemplate{ title = 'tlx', args = { 'URL', "''example.com''", "''optional display text''" } }
end
else
return 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 error
url = 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/foo
if uri and (not uri.protocol or (uri.protocol and not uri.host)) and url:sub(1, 2) ~= '//' then
url = 'http://' .. url
uri = safeUri(url)
end
if text == '' then
if uri then
if uri.path == '/' then uri.path = '' end
local port = ''
if uri.port then port = ':' .. uri.port end
text = mw.ustring.lower(uri.host or '') .. port .. (uri.relativePath or '')
-- Add <wbr> before _/.-# sequences
text = mw.ustring.gsub(text,"(/+)","<wbr/>%1") -- This entry MUST be the first. "<wbr/>" has a "/" in it, you know.
text = mw.ustring.gsub(text,"(%.+)","<wbr/>%1")
-- text = mw.ustring.gsub(text,"(%-+)","<wbr/>%1") -- DISABLED for now
text = mw.ustring.gsub(text,"(%#+)","<wbr/>%1")
text = mw.ustring.gsub(text,"(_+)","<wbr/>%1")
else -- URL is badly-formed, so just display whatever was passed in
text = url
end
end
return mw.ustring.format('<span class="url">[%s %s]</span>', url, text)
end
--[[
The main entry point for calling from Template:URL.
--]]
function p.url(frame)
local templateArgs = frame.args
local parentArgs = frame:getParent().args
local url = templateArgs[1] or parentArgs[1]
local text = templateArgs[2] or parentArgs[2] or ''
local msg = templateArgs.msg or parentArgs.msg or ''
url = url or extractUrl(templateArgs) or extractUrl(parentArgs) or ''
return p._url(url, text, msg)
end
--[[
The entry point for calling from the forked Template:URL2.
This function returns no message by default.
It strips out wiki-link markup, html tags, and everything after a space.
--]]
function p.url2(frame)
local templateArgs = frame.args
local parentArgs = frame:getParent().args
local url = templateArgs[1] or parentArgs[1]
local text = templateArgs[2] or parentArgs[2] or ''
-- default to no message
local msg = templateArgs.msg or parentArgs.msg or 'no'
url = url or extractUrl(templateArgs) or extractUrl(parentArgs) or ''
-- strip out html tags and [ ] from url
url = (url or ''):gsub("<[^>]*>", ""):gsub("[%[%]]", "")
-- truncate anything after a space
url = url:gsub("%%20", " "):gsub(" .*", "")
return p._url(url, text, msg)
end
return p