imported>Hike395: Restored revision 1323871754 by Hike395 (talk): Restore after fixing Template:Category link if exists

2025-11-25T02:37:32Z

Restored revision 1323871754 by Hike395 (talk): Restore after fixing Template:Category link if exists

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require('strict')

local p = {}

local function titleExistsUnprotected(titleObject)
return titleObject.exists
end

-- test for title existing
-- if we get an error accessing titleObject.exists, assume it doesn't exist
local function titleExists(titleObject)
local success, exists = pcall(titleExistsUnprotected, titleObject)
return success and exists
end

function p._main(args)
local title = args[1]
if not title then
return title
end
local display = args[2] or title
title = args.prefix and args.prefix..':'..title or title
local titleObject = mw.title.new(title, args.nsp)
local result = ''
if titleObject and titleExists(titleObject) then
-- use prefix only if args[2] is empty/false
display = args[2] or title
result = result..'[['
result = result..(titleObject.namespace ~= 0 and ':' or '')
result = result..(titleObject.fullText ~= display and titleObject.fullText..'|' or '')
result = result..display..']]'
elseif not args.hide_display then
result = result..(args.color and '<span style="color:'..args.color..'">' or '')
result = result..display
result = result..(args.color and '</span>' or '')
end
return result
end

function p.main(frame)
local getArgs = require('Module:Arguments').getArgs
local args = getArgs(frame)
return p._main(args) or ""
end

return p

Module:Link if exists - Revision history

imported>Hike395: Restored revision 1323871754 by Hike395 (talk): Restore after fixing Template:Category link if exists