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Module:CIA World Factbook

Permanently protected module
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This is an old revision of this page, as edited by Hike395 (talk | contribs) at 03:02, 27 September 2022 (clarify). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

local p = {}
local getArgs = require('Module:Arguments').getArgs

--  Format of archive link. Both %d represent the year of the archive
local format = ' [https://www.cia.gov/the-world-factbook/about/archives/download/factbook-%d.zip (Archived %d edition)]'

-- Function to fill in archive link, above:
-- Arguments:
--    args.archive: if non-empty, return nil
--    args.year: else if this is non-empty, use it for year
--    args.date: else if this is non-empty, parse it for a year
-- Returns:
--    the link, above, filled in with the year, or nil
function p._archive(args)
	if args.archive then
		return nil
	end
	local year = nil
	if args.year then
		year = tonumber(args.year)
	elseif args.date then
		i, j = mw.ustring.find(args.date,'20%d%d')
		if i and j then
			year = tonumber(mw.ustring.sub(args.date,i,j))
		end
	end
	if not year then
		return year
	end
	if year >= tonumber(os.date('%Y'))-1 then
		return false
	end
	return mw.ustring.format(format, year, year)
end

function p.archive(frame)
	local args = getArgs(frame)
	return p._archive(args) or ''
end

return p