"""
BitsyTweet - tweet your bitsyblog entries (horrid, I know)
"""

import sys
import twitter

class BitsyTweet(object):

  def __init__(self, bitsyblog, username, password):
    self.bitsyblog = bitsyblog
    self.username = username
    self.password = password
    self.api = twitter.Api(username=self.username, password=self.password) 

  def __call__(self, blog_entry, url):
    if blog_entry.privacy == 'public': # only tweet public blogs
      tweet = '%s : %s' % (blog_entry.snippet(), url)
      print 'Tweeting: %s' % tweet
      try:
        self.api.PostUpdate(tweet)
      except Exception, e:
        print >> sys.stderr, "Couldn't tweet %s (%s)" % (url, e)
      print '</tweet>'

def main(args=sys.argv[1:]):
  """debugging front-end for BitstTweet"""
  
  usage = "%prog [options] tweet"
  from optparse import OptionParser
  parser = OptionParser(usage=usage)
  parser.add_option('-u', '--username',
                    help='username')
  parser.add_option('-p', '--password',
                    help='password')
  options, args = parser.parse_args(args)
  if not options.username:
    parser.error('please provide a username')
  if not options.password:
    parser.error('please provide a password')
  if not args:
    parser.error('please provide a post')

  # get the tweeter
  bitsytweet = BitsyTweet(None, options.username, options.password)

  # make a dummy class
  class Dummy(object):
    def __init__(self, tweet):
      self.tweet = tweet
    def snippet(self):
      return self.tweet
  blog_entry = Dummy(' '.join(args))

  # tweet it
  bitsytweet(blog_entry, 'http://k0s.org/blog')

if __name__ == '__main__':
  main()