delicious2hateb.rb

#!/usr/bin/ruby -Ku

require "rubygems"
require "open-uri"
require "rexml/document"
require "time"
require "pit"
require File.dirname(__FILE__) + "/hatena_bookmark"
require File.dirname(__FILE__) + "/couchdb"

count = 15
delicious_feed_url = "http://feeds.delicious.com/v2/rss/june29?count=#{count}"
last_processed_bookmark = "/delicious/last_processed_bookmark/"

config = Pit.get("couchdb")
cdb = CouchDB.new(config["host"], config["port"])

last = cdb.get(last_processed_bookmark)

config = Pit.get("hatena")
hbm = HatenaBookmark.new(config["username"], config["password"])

doc = REXML::Document.new(open(delicious_feed_url))

doc.elements.to_a("rss/channel/item").each do |item|
  datetime = Time.parse(item.elements["pubDate"].text).strftime("%Y%m%d%H%M%S").to_i

  if datetime > last["datetime"].to_i
    title   = item.elements["title"].text
    url     = item.elements["link"].text
    comment = item.elements["description"].text
    tags    = item.get_elements("category").map { |category| category.text }

    entry = Entry.new(title, url, comment, tags)
    hbm.post(entry)

    puts "[B!] #{title} #{url}"

    cdb.put(last_processed_bookmark, {
              "title"    => title,
              "url"      => url,
              "datetime" => datetime,
              "_rev"     => last["_rev"]
            })
    last = cdb.get(last_processed_bookmark)

    sleep 5
  end
end