This is the same as http://gist.github.com/6376 but written in Lua

tumblr_read_json.lua

http = require "socket.http"
require "json"

local json_res = http.request("http://staff.tumblr.com/api/read/json")
local tumblr   = json.decode(string.match(json_res, "^var tumblr_api_read = (.*);%s*$"))

for _, post in ipairs(tumblr.posts) do print(post.type) end


--[[ **** OUTPUT ****
regular
regular
photo
regular
regular
link
link
photo
photo
link
photo
photo
photo
quote
photo
photo
regular
photo
regular
photo
--]]