Module:NASA photo

Documentation for this module may be created at Module:NASA photo/doc

require "string"

local p = {}

local protocol = "https"
local domain = "eol.jsc.nasa.gov"
local script = "SearchPhotos/photo.pl"
local params = "mission=%s&roll=%s&frame=%s"

local url = string.format(
	"%s://%s/%s?%s", protocol, domain, script, params
)

function p.main(frame)
	local args
	
	-- If called via #invoke, use the args passed into the invoking template.
	-- Otherwise, for testing purposes, assume args are being passed directly in.
	if frame == mw.getCurrentFrame() then
		args = frame:getParent().args
	else
		args = frame
	end
	
	local mission, roll, frame
	mission, roll, frame = string.match(args[1], "(%S+)-(%d+)-(%d+)")
	return '[' .. string.format(url, mission, roll, frame) .. ' ' .. args[1] .. ']'
end

return p