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cmdline.py
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cmdline.py
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"""
USAGE:
twitter [action] [options]
ACTIONS:
friends get latest tweets from your friends (default action)
public get latest public tweets
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. Dare you click them?
CONFIG FILES
The config file should contain your email and password like so:
[twitter]
email: <username>
password: <password>
"""
import sys
import time
from getopt import getopt
from getpass import getpass
import re
import os.path
from ConfigParser import SafeConfigParser
from api import Twitter, TwitterError
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 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 ""
formatters = {
'default': StatusFormatter,
'verbose': VerboseStatusFormatter,
'urls': URLStatusFormatter
}
def get_status_formatter(options):
sf = 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 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 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)
actions = {
'friends': FriendsAction,
'public': PublicAction,
'set': SetStatusAction,
}
def loadConfig(filename):
email = None
password = None
if os.path.exists(filename):
cp = SafeConfigParser()
cp.read([filename])
email = cp.get('twitter', 'email', None)
password = cp.get('twitter', 'password', None)
return email, password
def main():
return main_with_args(sys.argv[1:])
def main_with_args(args):
parse_args(args, options)
email, password = loadConfig(options['config_filename'])
if not options['email']: options['email'] = email
if not options['password']: options['password'] = password
if options['refresh'] and options['action'] == 'set':
print >> sys.stderr, "You can't repeatedly set your status, silly"
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'])
action = actions.get(options['action'], NoSuchAction)()
try:
doAction = lambda : action(twitter, options)
if (options['refresh']):
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