Instapaper CSV to Yojimbo importer

instapaperToYojimbo.rb

require 'rubygems'
require 'rss/1.0'
require 'rss/2.0'
require 'open-uri'
require 'appscript'
require 'syslog'
require 'csv'
require 'uri'
include Appscript
 
tags = ['instapaper']
 
yj = app('Yojimbo')
items_added = 0
items_skipped = 0
CSV::Reader.parse(File.open('instapaper-export.csv', 'rb')) do |row|
   item_title = row[1]
   item_link = "http://www.instapaper.com/text?u=" + URI.escape(row[0])
   item_folder = row[-1]
  puts "Checking #{item_title} : #{item_link}"
  
  #if it's not already in the libary, then add it
  #check the comments field of the item for the original link
  if (not yj.collections[its.name.eq("Library")].web_archive_items[its.comments.eq(item_link)].exists)
    #Item doesn't exist in the Library, so add it
    print "Adding item ", item_link, "\n"
    #log "Adding item #{item_link}"
    #create new item in Yojimbo
    #set the comments field to the original URL from the feed
    #many websites normalize the link when saving the web archive 
    # so Yojimbo's source_url can't be trusted
    new_item = yj.make( :new  =>:web_archive_item, 
                        :with_contents => item_link, 
                        :with_properties =>{:comments => item_link})
    item_tags = Array.new(tags)
    item_tags << item_folder
    new_item.add_tags(item_tags)
    items_added = items_added + 1
  else
    print "Ignoring existing item ", item_link, "\n";
    items_skipped = items_skipped + 1
  end
end
 
print "Added/Skipped #{items_added} / #{items_skipped} items\n"