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cmdline.py
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cmdline.py
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"""
USAGE:
twitter [action] [options]
ACTIONS:
follow add the specified user to your follow list
friends get latest tweets from your friends (default action)
help print this help text that you are currently reading
leave remove the specified user from your following list
public get latest public tweets
replies get latest replies
set set your twitter status
OPTIONS:
-e --email <email> your email to login to twitter
-p --password <password> your twitter password
-r --refresh run this command forever, polling every once
in a while (default: every 5 minutes)
-R --refresh-rate <rate> set the refresh rate (in seconds)
-f --format <format> specify the output format for status updates
-c --config <filename> read username and password from given config
file (default ~/.twitter)
FORMATS for the --format option
default one line per status
verbose multiple lines per status, more verbose status info
urls nothing but URLs
ansi ansi colour (rainbow mode)
CONFIG FILES
The config file should contain a [twitter] header, and all the desired options
you wish to set, like so:
[twitter]
email: <username>
password: <password>
format: <desired_default_format_for_output>
"""
import sys
import time
from getopt import getopt, GetoptError
from getpass import getpass
import re
import os.path
from ConfigParser import SafeConfigParser
from api import Twitter, TwitterError
import ansi
# Please don't change this, it was provided by the fine folks at Twitter.
# If you change it, it will not work.
AGENT_STR = "twittercommandlinetoolpy"
OPTIONS = {
'email': None,
'password': None,
'action': 'friends',
'refresh': False,
'refresh_rate': 600,
'format': 'default',
'config_filename': os.environ.get('HOME', '') + os.sep + '.twitter',
'extra_args': []
}
def parse_args(args, options):
long_opts = ['email', 'password', 'help', 'format', 'refresh',
'refresh-rate', 'config']
short_opts = "e:p:f:h?rR:c:"
opts, extra_args = getopt(args, short_opts, long_opts)
for opt, arg in opts:
if opt in ('-e', '--email'):
options['email'] = arg
elif opt in ('-p', '--password'):
options['password'] = arg
elif opt in ('-f', '--format'):
options['format'] = arg
elif opt in ('-r', '--refresh'):
options['refresh'] = True
elif opt in ('-R', '--refresh-rate'):
options['refresh_rate'] = int(arg)
elif opt in ('-?', '-h', '--help'):
print __doc__
sys.exit(0)
elif opt in ('-c', '--config'):
options['config_filename'] = arg
if extra_args:
options['action'] = extra_args[0]
options['extra_args'] = extra_args[1:]
class StatusFormatter(object):
def __call__(self, status):
return (u"%s %s" %(
status['user']['screen_name'], status['text']))
class AnsiStatusFormatter(object):
def __init__(self):
self._colourMap = ansi.ColourMap()
def __call__(self, status):
colour = self._colourMap.colourFor(status['user']['screen_name'])
return (u"%s%s%s %s" %(
ansi.cmdColour(colour), status['user']['screen_name'],
ansi.cmdReset(), status['text']))
class VerboseStatusFormatter(object):
def __call__(self, status):
return (u"-- %s (%s) on %s\n%s\n" %(
status['user']['screen_name'],
status['user']['location'],
status['created_at'],
status['text']))
class URLStatusFormatter(object):
urlmatch = re.compile(r'https?://\S+')
def __call__(self, status):
urls = self.urlmatch.findall(status['text'])
return u'\n'.join(urls) if urls else ""
class AdminFormatter(object):
def __call__(self, action, user):
user_str = u"%s (%s)" %(user['screen_name'], user['name'])
if action == "follow":
return u"You are now following %s.\n" %(user_str)
else:
return u"You are no longer following %s.\n" %(user_str)
class VerboseAdminFormatter(object):
def __call__(self, action, user):
return(u"-- %s: %s (%s): %s" % (
"Following" if action == "follow" else "Leaving",
user['screen_name'],
user['name'],
user['url']))
status_formatters = {
'default': StatusFormatter,
'verbose': VerboseStatusFormatter,
'urls': URLStatusFormatter,
'ansi': AnsiStatusFormatter
}
admin_formatters = {
'default': AdminFormatter,
'verbose': VerboseAdminFormatter,
'urls': AdminFormatter,
'ansi': AdminFormatter
}
def get_status_formatter(options):
sf = status_formatters.get(options['format'])
if (not sf):
raise TwitterError(
"Unknown formatter '%s'" %(options['format']))
return sf()
def get_admin_formatter(options):
sf = admin_formatters.get(options['format'])
if (not sf):
raise TwitterError(
"Unknown formatter '%s'" %(options['format']))
return sf()
class Action(object):
pass
class NoSuchAction(Action):
def __call__(self, twitter, options):
print >> sys.stderr, "No such action: ", options['action']
sys.exit(1)
class StatusAction(Action):
def __call__(self, twitter, options):
statuses = self.getStatuses(twitter)
sf = get_status_formatter(options)
for status in statuses:
statusStr = sf(status)
if statusStr.strip():
print statusStr.encode(sys.stdout.encoding, 'replace')
class AdminAction(Action):
def __call__(self, twitter, options):
if not options['extra_args'][0]:
raise TwitterError("You need to specify a user (screen name)")
af = get_admin_formatter(options)
try:
user = self.getUser(twitter, options['extra_args'][0])
except TwitterError, e:
print "There was a problem following or leaving the specified user."
print " You may be trying to follow a user you are already following;"
print " Leaving a user you are not currently following;"
print " Or the user may not exist."
print " Sorry."
print
print e
else:
print af(options['action'], user).encode(sys.stdout.encoding, 'replace')
class FriendsAction(StatusAction):
def getStatuses(self, twitter):
return reversed(twitter.statuses.friends_timeline())
class PublicAction(StatusAction):
def getStatuses(self, twitter):
return reversed(twitter.statuses.public_timeline())
class RepliesAction(StatusAction):
def getStatuses(self, twitter):
return reversed(twitter.statuses.replies())
class FollowAction(AdminAction):
def getUser(self, twitter, user):
return twitter.notifications.follow(id=user)
class LeaveAction(AdminAction):
def getUser(self, twitter, user):
return twitter.notifications.leave(id=user)
class SetStatusAction(Action):
def __call__(self, twitter, options):
statusTxt = (u" ".join(options['extra_args'])
if options['extra_args']
else unicode(raw_input("message: ")))
status = (statusTxt.encode('utf8', 'replace'))
twitter.statuses.update(status=status)
class HelpAction(Action):
def __call__(self, twitter, options):
print __doc__
actions = {
'follow': FollowAction,
'friends': FriendsAction,
'help': HelpAction,
'leave': LeaveAction,
'public': PublicAction,
'replies': RepliesAction,
'set': SetStatusAction,
}
def loadConfig(filename):
options = dict(OPTIONS)
if os.path.exists(filename):
cp = SafeConfigParser()
cp.read([filename])
for option in ('email', 'password', 'format'):
if cp.has_option('twitter', option):
options[option] = cp.get('twitter', option)
return options
def main(args=sys.argv[1:]):
arg_options = {}
try:
parse_args(args, arg_options)
except GetoptError, e:
print >> sys.stderr, "I can't do that, %s." %(e)
print >> sys.stderr
sys.exit(1)
config_options = loadConfig(
arg_options.get('config_filename') or OPTIONS.get('config_filename'))
# Apply the various options in order, the most important applied last.
# Defaults first, then what's read from config file, then command-line
# arguments.
options = dict(OPTIONS)
for d in config_options, arg_options:
for k,v in d.items():
if v: options[k] = v
if options['refresh'] and options['action'] not in (
'friends', 'public', 'replies'):
print >> sys.stderr, "You can only refresh the friends, public, or replies actions."
print >> sys.stderr, "Use 'twitter -h' for help."
sys.exit(1)
if options['email'] and not options['password']:
options['password'] = getpass("Twitter password: ")
twitter = Twitter(options['email'], options['password'], agent=AGENT_STR)
action = actions.get(options['action'], NoSuchAction)()
try:
doAction = lambda : action(twitter, options)
if (options['refresh'] and isinstance(action, StatusAction)):
while True:
doAction()
time.sleep(options['refresh_rate'])
else:
doAction()
except TwitterError, e:
print >> sys.stderr, e.args[0]
print >> sys.stderr, "Use 'twitter -h' for help."
sys.exit(1)
except KeyboardInterrupt:
pass