ocfeedbot

#!/usr/bin/python
#
# IRC b0t that keeps track of RSS feeds
#
# Licensed under the GNU General Public License v3
#
# Copyright (2009) by Akarsh Simha

import irclib
import feedparser
import os
import threading
import time

irc = irclib.IRC()
server = irc.server()

channels = [ "#opencog" ] 
feeds = [ "http://wiki.opencog.org/wikihome/index.php?title=Special:RecentChanges&feed=atom", 
          "http://feeds.launchpad.net/opencog/revisions.atom",
          "http://search.twitter.com/search.atom?q=%23opencog" ]
old_entries_file = os.environ.get("HOME") + "/.ocfeedbot.history"

server.connect( "irc.freenode.org", 6667, "ocfeedbot" ) 

msgqueue = []

def feed_refresh():
 FILE = open( old_entries_file, "r" )
 filetext = FILE.read()
 FILE.close()
 for feed in feeds:
  NextFeed = False
  d = feedparser.parse( feed )
  for entry in d.entries:
   id = entry.link.encode('utf-8')+entry.title.encode('utf-8')
   if id in filetext:
    NextFeed = True
   else:
    FILE = open( old_entries_file, "a" )
    FILE.write( id + "\n" )
    FILE.close()
    msgqueue.append( entry.title.encode('utf-8') + " : " + entry.link.encode('utf-8') )
   if NextFeed:
    break;

 t = threading.Timer( 900.0, feed_refresh ) 
 t.start()

for channel in channels:
  server.join( channel )

feed_refresh()

while 1:
 while len(msgqueue) > 0:
  msg = msgqueue.pop()
  for channel in channels:
   server.privmsg( channel, msg )
 time.sleep(1) 
 irc.process_once()