rainbowstream/rainbow.py

   1 """
   2 Colorful user's timeline stream
   3 """
   4
   5 from __future__ import print_function
   6
   7 import os, os.path, argparse
   8
   9 from twitter.stream import TwitterStream, Timeout, HeartbeatTimeout, Hangup
  10 from twitter.oauth import OAuth, read_token_file
  11 from twitter.oauth_dance import oauth_dance
  12 from twitter.util import printNicely
  13 from dateutil import parser
  14
  15 from colors import *
  16 from config import *
  17
  18 def draw(t):
  19     """
  20     Draw the rainbow
  21     """
  22     # Retrieve tweet
  23     text = t['text']
  24     screen_name = t['user']['screen_name']
  25     name = t['user']['name']
  26     created_at = t['created_at']
  27     date = parser.parse(created_at)
  28     time = date.strftime('%Y/%m/%d %H:%M:%S')
  29
  30     # Format info
  31     user = cycle_color(name + ' ' + '@' + screen_name + ' ')
  32     clock = grey('['+ time + ']')
  33     tweet = text.split()
  34     tweet = map(lambda x: grey(x) if x=='RT' else x, tweet)
  35     tweet = map(lambda x: cycle_color(x) if x[0]=='@' else x, tweet)
  36     tweet = map(lambda x: cyan(x) if x[0:7]=='http://' else x, tweet)
  37     tweet = ' '.join(tweet)
  38
  39     # Draw rainbow
  40     line1 = u"{u:>{uw}}:".format(
  41         u = user,
  42         uw = len(user) + 2,
  43     )
  44     line2 = u"{c:>{cw}}".format(
  45         c = clock,
  46         cw = len(clock) + 2,
  47     )
  48     line3 = '  ' + tweet
  49     line4 = '\n'
  50
  51     return line1, line2, line3, line4
  52
  53
  54 def parse_arguments():
  55     """
  56     Parse the arguments
  57     """
  58
  59     parser = argparse.ArgumentParser(description=__doc__ or "")
  60
  61     parser.add_argument('-to', '--timeout', help='Timeout for the stream (seconds).')
  62     parser.add_argument('-ht', '--heartbeat-timeout', help='Set heartbeat timeout.', default=90)
  63     parser.add_argument('-nb', '--no-block', action='store_true', help='Set stream to non-blocking.')
  64     parser.add_argument('-tt', '--track-keywords', help='Search the stream for specific text.')
  65     return parser.parse_args()
  66
  67
  68 def stream():
  69     args = parse_arguments()
  70
  71     # The Logo
  72     ascii_art()
  73
  74     # When using rainbow stream you must authorize.
  75     twitter_credential = os.environ.get('HOME', os.environ.get('USERPROFILE', '')) + os.sep + '.rainbow_oauth'
  76     if not os.path.exists(twitter_credential):
  77         oauth_dance("Rainbow Stream",
  78                     CONSUMER_KEY,
  79                     CONSUMER_SECRET,
  80                     twitter_credential)
  81     oauth_token, oauth_token_secret = read_token_file(twitter_credential)
  82     auth = OAuth(oauth_token, oauth_token_secret, CONSUMER_KEY, CONSUMER_SECRET)
  83
  84     # These arguments are optional:
  85     stream_args = dict(
  86         timeout=args.timeout,
  87         block=not args.no_block,
  88         heartbeat_timeout=args.heartbeat_timeout)
  89
  90     # Track keyword
  91     query_args = dict()
  92     if args.track_keywords:
  93         query_args['track'] = args.track_keywords
  94
  95     # Get stream
  96     stream = TwitterStream(auth=auth, domain='userstream.twitter.com', **stream_args)
  97     tweet_iter = stream.user(**query_args)
  98
  99     # Iterate over the sample stream.
 100     for tweet in tweet_iter:
 101         if tweet is None:
 102             printNicely("-- None --")
 103         elif tweet is Timeout:
 104             printNicely("-- Timeout --")
 105         elif tweet is HeartbeatTimeout:
 106             printNicely("-- Heartbeat Timeout --")
 107         elif tweet is Hangup:
 108             printNicely("-- Hangup --")
 109         elif tweet.get('text'):
 110             line1, line2, line3, line4 = draw(t = tweet)
 111             printNicely(line1)
 112             printNicely(line2)
 113             printNicely(line3)
 114             printNicely(line4)