Modification de Module:Rotation de contenu

local p = {}

function p.choose(content, size)
	-- On retourne tout le contenu
	if not size then
		return content
	end
	
	day_number = os.date("*t").yday
	
	n = day_number % #content
	m = (day_number + size - 1) % #content
	
	if n == 0 then
		n = 1
		m = m + 1
	elseif m == 0 then
		m = 1
		n = n - 1
	end
	
	local fragment = {}
	if n < m then
		fragment = { unpack(content, n, m) }
	else
		fragment = { unpack(content, n) }
		for i = 1, m do
			table.insert(fragment, content[i])
		end
	end
	
	return fragment
end

function p.build(frame) 
	content = frame.args
	fragment_size = frame:getParent().args[1]
	
	local list = '<ul>'
	for i, k in ipairs(p.choose(content, fragment_size)) do
		list = list .. '<li>' .. k .. '</li>'
	end
	list = list .. '</ul>'
	return list
end

return p