--
-- implements {{Autolink}} and {{Unlink}}
--
local p = {}
local text = mw.text
function p.link( frame )
local args = frame:getParent().args
-- for testing from console
-- local args = frame
-- marker used for {{nolink}} support (doesn't have to be a zero-width non-joiner, that's just what was used in the template version)
local zwnj = '‌'
local linkarr, links, listmarkup, el, link, txt, formatl, formatr
-- set default to stop errors
links = args[1] and text.trim( args[1] ) or ''
-- check for nolink token at the front of the input, which prevents per-link/item processing
if links:find( zwnj ) ~= 1 then
linkarr = text.split( links, '\n' )
args[2] = #linkarr == 1 and args[2]
listmarkup = #linkarr == 1 and ''
for i = 1, #linkarr do
el = text.trim( linkarr[i] )
-- catch empty string at the start of lists
if not el:match( '^[*#;:]?$' ) then
if listmarkup ~= '' then
listmarkup = ( el:match( '^([*#;:])' ) or '*' ) .. ' '
el = el:gsub( '^[*#;:]%s*', '' )
end
if el:find( zwnj ) or el:find( '%[%[' ) then
linkarr[i] = table.concat( { listmarkup, el }, '' )
else
link = el
txt = args[2] or el
formatl = ''
formatr = ''
link = link:gsub( '""', '' ):gsub( "'''?", '' )
-- check for formatting that can be moved out of the link entirely
if txt:find( '^""' ) and txt:find( '""$' ) then
formatl = '"'
formatr = '"'
txt = txt:gsub( '""', '' )
else
txt = txt:gsub( '""', '"' )
end
if txt:find( "^'''" ) and txt:find( "'''$" ) then
formatl = formatl .. "'''"
formatr = "'''" .. formatr
txt = txt:gsub( "'''$", '' ):gsub( "^'''", '' )
end
if txt:find( "^''" ) and txt:find( "''$" ) then
formatl = formatl .. "''"
formatr = "''" .. formatr
txt = txt:gsub( "''$", '' ):gsub( "^''", '' )
end
if link == txt then
linkarr[i] = table.concat( { listmarkup, formatl, '[[', link, ']]', formatr }, '' )
else
linkarr[i] = table.concat( { listmarkup, formatl, '[[', link, '|', txt, ']]', formatr }, '' )
end
end
end
end
links = table.concat( linkarr, '\n' )
end
links = text.trim( links:gsub( zwnj, '' )
:gsub( '%[%[[Cc]ategory:', '[[:Category:' )
:gsub( '%[%[[Ff]ile:', '[[:File:' )
:gsub( '%[%[[Ii]mage:', '[[:File:' ) )
return links
end
function p.unlink( frame )
local args = frame:getParent().args
return args[1] and ( args[1]:match( '%[%[:?(.-)[|%]]' ) or text.trim( args[1] ) )
end
return p