synurlasset - A URL wrapper for getsynasset

--[[
    geturlasset by dd493

    A URL wrapper for getsynasset.

    Documentation:
        - geturlasset(string url)
            Returns a Content string using the given URL.

    Updates:
        1.0 Release
]]

local cache = {}
function geturlasset(url)
    if cache[url] then return cache[url] end

    local file = "temp/" .. tostring(os.time()) .. ".png"
    makefolder("temp")
    writefile(file, game:HttpGet(url, true))

    local asset = getsynasset(file)
    cache[url] = asset
    return asset
end

return geturlasset