View source for Module:Data

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

-- args:
-- subject: The subject entity to get data from. 
--- E.g., "Kerbol", "LW-Sw "SWERV""
-- param: The parameter / parameter chain to access from the data page. 
--- E.g., "mass", "max_temp", "modules|engine|isp_vac", "modules|generator|outputs|units"

function p.getData(frame)
	-- Get arguments from the invoke
	local args = getArgs(frame) -- E.g., args = {"Example", "modules", "engine", "isp", "vac"}
	
	-- Load the JSON from the Data: page
	local dataJson = mw.loadJsonData("Data:"..args[1])
	
	--local dataJson = mw.title.new("Data:"..args[1]):getContent()
	--dataJson = mw.text.jsonDecode(dataJson)
	
	-- This approach doesn't return anything useable, apparently
	--local dataTab = require("Module:Example")
	--local jsonData = dataTab.data
	
	-- Iterate through the JSON using the remaining args
	--for i = 2, #args do
		-- Each loop steps into the next level JSON table, 
		-- leaving the final value at the end
		--dataJson = dataJson[args[i]]
	--end
	
	local temp = ''
	for i = 2, 5 do
		for k, v in ipairs(dataJson) do
			if k == args [i] then
				dataJson = dataJson[v]
			end
		end
	end
	
	
	-- This line returns the value as a proper string
	--return dataJson[args[2]][args[3]][args[4]][args[5]]
	
	-- This, for some reason, returns a "table" despite coming back as a
	-- string when testing the same code in the console.
	return dataJson--[args[2]]["engine"]["isp"]["vac"]
end

-- This func returns a "string" to the #invoke
function p.test()
    local dataJson = mw.loadJsonData("Data:Example")
    local temp = dataJson["modules"]["engine"]

    return(temp["isp"]["vac"])
end

return p
Description	What you type	What you get
Italic	''Italic text''	Italic text
Bold	'''Bold text'''	Bold text
Bold & italic	'''''Bold & italic text'''''	*Bold & italic text*