Module:Choose random TAFI
Appearance
Implements {{Choose random TAFI}}
local p = {}
-- Named argument |list= used, like: {{#invoke:Choose random TAFI|choose|list=#[[item1]] #[[item2]] #[[item3]]}}
function p.choose(frame)
if mw.isSubsting() then
math.randomseed(mw.site.stats.edits + mw.site.stats.pages + os.time() + math.floor(os.clock() * 1000000000))
-- Generates a different number every time the module is called, even from the same page.
-- This is because of the variability of os.clock (the time in seconds that the Lua script has been running for).
local list = frame.args.list -- List of articles inputed via a single paramtere
local articles = mw.text.split(list, '#') -- Split list into an array of substrings (each containing an article).
local chosen = articles[math.random(2, #articles)] -- Note: First substring is empty as list begins with a #
return mw.text.trim(chosen) -- Trim whitespace before returning
else return "Error: Must be substituted – use {{subst:#invoke: ... }}"
end
end
return p