進捗どうですか？ on Hubot

shinchoku.coffee

# put in scripts/shinchoku.coffee
# add "tumblr": "~0.4.0" on package.json -> "dependencies"

tumblr = require 'tumblr'
util = require 'util'
auth =
  # Set these on environment variables
  consumer_key:    process.env['TUMBLR_CONSUMER_KEY']
  consumer_secret: process.env['TUBMLR_CONSUMER_SECRET']
  token:           process.env['TUMBLR_TOKEN']
  token_secret:    process.env['TUBMLR_TOKEN_SECRET']
blog = new tumblr.Blog('shinchokudodesuka.tumblr.com', auth)

module.exports = (robot) ->
  robot.respond /shinchoku$/i, (msg) ->
    blog.info (err, res) ->
      if err
        msg.send util.inspect(err)
      else
        total_posts = res.blog.posts
        post = Math.floor(Math.random() * total_posts + 1)
        blog.posts
          limit: 1
          offset: post
          , (err, res) ->
            if err
              msg.send util.inspect(err) if err
            else
              post = res.posts[0]
              switch post.type
                when 'photo'
                  msg.send post.photos[0].original_size.url
                else msg.send "Don't know how to handle type:#{post.type}"