]> jfr.im git - z_archive/twitter.git/blobdiff - twitter/cmdline.py
make cmd client understand any language
[z_archive/twitter.git] / twitter / cmdline.py
index c605e219a5ac39ae43f44838da1fe86716934c95..fcb58923de1af24f7c2e45d46d50a8172eb8324a 100644 (file)
+#!/usr/bin/env python
+# encoding: utf-8
 """
 USAGE:
 
  twitter [action] [options]
 
-ACTIONS:
 
+ACTIONS:
+ authorize      authorize the command-line tool to interact with Twitter
+ 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
+ search         search twitter (Beware: octothorpe, escape it)
  set            set your twitter status
+ shell          login the twitter shell
+
 
 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)
+                            file (default ~/.twitter)
+ -l --length <count>        specify number of status updates shown
+                            (default: 20, max: 200)
+ -t --timestamp             show time before status lines
+ -d --datestamp             shoe date before status lines
+    --no-ssl                use HTTP instead of more secure HTTPS
+    --oauth <filename>      filename to read/store oauth credentials to
 
 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?
+ urls            nothing but URLs
+ ansi            ansi colour (rainbow mode)
+
+
 CONFIG FILES
 
- The config file should contain your email and password like so:
+ The config file should be placed in your home directory and be named .twitter.
+ It must 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>
+prompt: <twitter_shell_prompt e.g. '[cyan]twitter[R]> '>
+
+ OAuth authentication tokens are stored in the file .twitter_oauth in your
+ home directory.
 """
 
+CONSUMER_KEY='uS6hO2sV6tDKIOeVjhnFnQ'
+CONSUMER_SECRET='MEYTOS97VvlHX7K1rwHPEqVpTSqZ71HtvoK4sVuYk'
+
 import sys
 import time
-from getopt import getopt
+from getopt import gnu_getopt as getopt, GetoptError
 from getpass import getpass
 import re
 import os.path
 from ConfigParser import SafeConfigParser
+import datetime
+from urllib import quote
+import webbrowser
 
 from api import Twitter, TwitterError
+from oauth import OAuth, write_token_file, read_token_file
+from oauth_dance import oauth_dance
+import ansi
 
-options = {
-    'email': None,
-    'password': None,
+OPTIONS = {
     'action': 'friends',
     'refresh': False,
     'refresh_rate': 600,
     'format': 'default',
+    'prompt': '[cyan]twitter[R]> ',
     'config_filename': os.environ.get('HOME', '') + os.sep + '.twitter',
-    'extra_args': []
+    'oauth_filename': os.environ.get('HOME', '') + os.sep + '.twitter_oauth',
+    'length': 20,
+    'timestamp': False,
+    'datestamp': False,
+    'extra_args': [],
+    'secure': True,
 }
 
 def parse_args(args, options):
-    long_opts = ['email', 'password', 'help', 'format', 'refresh',
-                 'refresh-rate', 'config']
-    short_opts = "e:p:f:h?rR:c:"
+    long_opts = ['help', 'format=', 'refresh', 'oauth=',
+                 'refresh-rate=', 'config=', 'length=', 'timestamp',
+                 'datestamp', 'no-ssl']
+    short_opts = "e:p:f:h?rR:c:l:td"
     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'):
+        if 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 ('-l', '--length'):
+            options["length"] = int(arg)
+        elif opt in ('-t', '--timestamp'):
+            options["timestamp"] = True
+        elif opt in ('-d', '--datestamp'):
+            options["datestamp"] = True
         elif opt in ('-?', '-h', '--help'):
-            print __doc__
-            sys.exit(0)
+            options['action'] = 'help'
         elif opt in ('-c', '--config'):
             options['config_filename'] = arg
-    
-    if extra_args:
+        elif opt == '--no-ssl':
+            options['secure'] = False
+        elif opt == '--oauth':
+            options['oauth_filename'] = arg
+
+    if extra_args and not ('action' in options and options['action'] == 'help'):
         options['action'] = extra_args[0]
     options['extra_args'] = extra_args[1:]
 
+def get_time_string(status, options, format="%a %b %d %H:%M:%S +0000 %Y"):
+    timestamp = options["timestamp"]
+    datestamp = options["datestamp"]
+    t = time.strptime(status['created_at'], format)
+    i_hate_timezones = time.timezone
+    if (time.daylight):
+        i_hate_timezones = time.altzone
+    dt = datetime.datetime(*t[:-3]) - datetime.timedelta(
+        seconds=i_hate_timezones)
+    t = dt.timetuple()
+    if timestamp and datestamp:
+        return time.strftime("%Y-%m-%d %H:%M:%S ", t)
+    elif timestamp:
+        return time.strftime("%H:%M:%S ", t)
+    elif datestamp:
+        return time.strftime("%Y-%m-%d ", t)
+    return ""
+
 class StatusFormatter(object):
-    def __call__(self, status):
-        return (u"%s %s" %(
+    def __call__(self, status, options):
+        return (u"%s%s %s" %(
+            get_time_string(status, options),
             status['user']['screen_name'], status['text']))
 
+class AnsiStatusFormatter(object):
+    def __init__(self):
+        self._colourMap = ansi.ColourMap()
+
+    def __call__(self, status, options):
+        colour = self._colourMap.colourFor(status['user']['screen_name'])
+        return (u"%s%s%s%s %s" %(
+            get_time_string(status, options),
+            ansi.cmdColour(colour), status['user']['screen_name'],
+            ansi.cmdReset(), status['text']))
+
 class VerboseStatusFormatter(object):
-    def __call__(self, status):
+    def __call__(self, status, options):
         return (u"-- %s (%s) on %s\n%s\n" %(
             status['user']['screen_name'],
             status['user']['location'],
@@ -98,102 +168,359 @@ class VerboseStatusFormatter(object):
 
 class URLStatusFormatter(object):
     urlmatch = re.compile(r'https?://\S+')
-    def __call__(self, status):
+    def __call__(self, status, options):
         urls = self.urlmatch.findall(status['text'])
         return u'\n'.join(urls) if urls else ""
 
-formatters = {
+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']))
+
+class SearchFormatter(object):
+    def __call__(self, result, options):
+        return(u"%s%s %s" %(
+            get_time_string(result, options, "%a, %d %b %Y %H:%M:%S +0000"),
+            result['from_user'], result['text']))
+
+class VerboseSearchFormatter(SearchFormatter):
+    pass #Default to the regular one
+
+class URLSearchFormatter(object):
+    urlmatch = re.compile(r'https?://\S+')
+    def __call__(self, result, options):
+        urls = self.urlmatch.findall(result['text'])
+        return u'\n'.join(urls) if urls else ""
+
+class AnsiSearchFormatter(object):
+    def __init__(self):
+        self._colourMap = ansi.ColourMap()
+
+    def __call__(self, result, options):
+        colour = self._colourMap.colourFor(result['from_user'])
+        return (u"%s%s%s%s %s" %(
+            get_time_string(result, options, "%a, %d %b %Y %H:%M:%S +0000"),
+            ansi.cmdColour(colour), result['from_user'],
+            ansi.cmdReset(), result['text']))
+
+_term_encoding = None
+def get_term_encoding():
+    global _term_encoding
+    if not _term_encoding:
+        lang = os.getenv('LANG', 'unknown.UTF-8').split('.')
+        if lang[1:]:
+            _term_encoding = lang[1]
+        else:
+            _term_encoding = 'UTF-8'
+    return _term_encoding
+
+formatters = {}
+status_formatters = {
     'default': StatusFormatter,
     'verbose': VerboseStatusFormatter,
-    'urls': URLStatusFormatter
-}    
-    
-def get_status_formatter(options):
-    sf = formatters.get(options['format'])
-    if (not sf):
+    'urls': URLStatusFormatter,
+    'ansi': AnsiStatusFormatter
+}
+formatters['status'] = status_formatters
+
+admin_formatters = {
+    'default': AdminFormatter,
+    'verbose': VerboseAdminFormatter,
+    'urls': AdminFormatter,
+    'ansi': AdminFormatter
+}
+formatters['admin'] = admin_formatters
+
+search_formatters = {
+    'default': SearchFormatter,
+    'verbose': VerboseSearchFormatter,
+    'urls': URLSearchFormatter,
+    'ansi': AnsiSearchFormatter
+}
+formatters['search'] = search_formatters
+
+def get_formatter(action_type, options):
+    formatters_dict = formatters.get(action_type)
+    if (not formatters_dict):
+        raise TwitterError(
+            "There was an error finding a class of formatters for your type (%s)"
+            %(action_type))
+    f = formatters_dict.get(options['format'])
+    if (not f):
         raise TwitterError(
-            "Unknown formatter '%s'" %(options['format']))
-    return sf()
+            "Unknown formatter '%s' for status actions" %(options['format']))
+    return f()
 
 class Action(object):
+
+    def ask(self, subject='perform this action', careful=False):
+        '''
+        Requests fromt he user using `raw_input` if `subject` should be
+        performed. When `careful`, the default answer is NO, otherwise YES.
+        Returns the user answer in the form `True` or `False`.
+        '''
+        sample = '(y/N)'
+        if not careful:
+            sample = '(Y/n)'
+
+        prompt = 'You really want to %s %s? ' %(subject, sample)
+        try:
+            answer = raw_input(prompt).lower()
+            if careful:
+                return answer in ('yes', 'y')
+            else:
+                return answer not in ('no', 'n')
+        except EOFError:
+            print >>sys.stderr # Put Newline since Enter was never pressed
+            # TODO:
+                #   Figure out why on OS X the raw_input keeps raising
+                #   EOFError and is never able to reset and get more input
+                #   Hint: Look at how IPython implements their console
+            default = True
+            if careful:
+                default = False
+            return default
+
+    def __call__(self, twitter, options):
+        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 KeyboardInterrupt:
+            print >>sys.stderr, '\n[Keyboard Interrupt]'
+            pass
+
+class NoSuchActionError(Exception):
     pass
 
 class NoSuchAction(Action):
     def __call__(self, twitter, options):
-        print >> sys.stderr, "No such action: ", options['action']
-        sys.exit(1)
+        raise NoSuchActionError("No such action: %s" %(options['action']))
+
+def printNicely(string):
+    if sys.stdout.encoding:
+        print string.encode(sys.stdout.encoding, 'replace')
+    else:
+        print string.encode('utf-8')
 
 class StatusAction(Action):
     def __call__(self, twitter, options):
-        statuses = self.getStatuses(twitter)
-        sf = get_status_formatter(options)
+        statuses = self.getStatuses(twitter, options)
+        sf = get_formatter('status', options)
         for status in statuses:
-            statusStr = sf(status)
+            statusStr = sf(status, options)
             if statusStr.strip():
-                print statusStr.encode(sys.stdout.encoding, 'replace')
-        
+                printNicely(statusStr)
+
+class SearchAction(Action):
+    def __call__(self, twitter, options):
+        # We need to be pointing at search.twitter.com to work, and it is less
+        # tangly to do it here than in the main()
+        twitter.domain="search.twitter.com"
+        twitter.uriparts=()
+        # We need to bypass the TwitterCall parameter encoding, so we
+        # don't encode the plus sign, so we have to encode it ourselves
+        query_string = "+".join(
+            [quote(term.decode(get_term_encoding()))
+             for term in options['extra_args']])
+
+        results = twitter.search(q=query_string)['results']
+        f = get_formatter('search', options)
+        for result in results:
+            resultStr = f(result, options)
+            if resultStr.strip():
+                printNicely(resultStr)
+
+class AdminAction(Action):
+    def __call__(self, twitter, options):
+        if not (options['extra_args'] and options['extra_args'][0]):
+            raise TwitterError("You need to specify a user (screen name)")
+        af = get_formatter('admin', 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:
+            printNicely(af(options['action'], user))
+
 class FriendsAction(StatusAction):
-    def getStatuses(self, twitter):
-        return reversed(twitter.statuses.friends_timeline())
-    
+    def getStatuses(self, twitter, options):
+        return reversed(twitter.statuses.friends_timeline(count=options["length"]))
+
 class PublicAction(StatusAction):
-    def getStatuses(self, twitter):
-        return reversed(twitter.statuses.public_timeline())
+    def getStatuses(self, twitter, options):
+        return reversed(twitter.statuses.public_timeline(count=options["length"]))
+
+class RepliesAction(StatusAction):
+    def getStatuses(self, twitter, options):
+        return reversed(twitter.statuses.replies(count=options["length"]))
+
+class FollowAction(AdminAction):
+    def getUser(self, twitter, user):
+        return twitter.friendships.create(id=user)
+
+class LeaveAction(AdminAction):
+    def getUser(self, twitter, user):
+        return twitter.friendships.destroy(id=user)
 
 class SetStatusAction(Action):
     def __call__(self, twitter, options):
-        statusTxt = (u" ".join(options['extra_args']) 
-                     if options['extra_args'] 
+        statusTxt = (" ".join(options['extra_args']).decode(get_term_encoding())
+                     if options['extra_args']
                      else unicode(raw_input("message: ")))
         status = (statusTxt.encode('utf8', 'replace'))
         twitter.statuses.update(status=status)
 
+class TwitterShell(Action):
+
+    def render_prompt(self, prompt):
+        '''Parses the `prompt` string and returns the rendered version'''
+        prompt = prompt.strip("'").replace("\\'","'")
+        for colour in ansi.COLOURS_NAMED:
+            if '[%s]' %(colour) in prompt:
+                prompt = prompt.replace(
+                    '[%s]' %(colour), ansi.cmdColourNamed(colour))
+        prompt = prompt.replace('[R]', ansi.cmdReset())
+        return prompt
+
+    def __call__(self, twitter, options):
+        prompt = self.render_prompt(options.get('prompt', 'twitter> '))
+        while True:
+            options['action'] = ""
+            try:
+                args = raw_input(prompt).split()
+                parse_args(args, options)
+                if not options['action']:
+                    continue
+                elif options['action'] == 'exit':
+                    raise SystemExit(0)
+                elif options['action'] == 'shell':
+                    print >>sys.stderr, 'Sorry Xzibit does not work here!'
+                    continue
+                elif options['action'] == 'help':
+                    print >>sys.stderr, '''\ntwitter> `action`\n
+                          The Shell Accepts all the command line actions along with:
+
+                          exit    Leave the twitter shell (^D may also be used)
+
+                          Full CMD Line help is appended below for your convinience.'''
+                Action()(twitter, options)
+                options['action'] = ''
+            except NoSuchActionError, e:
+                print >>sys.stderr, e
+            except KeyboardInterrupt:
+                print >>sys.stderr, '\n[Keyboard Interrupt]'
+            except EOFError:
+                print >>sys.stderr
+                leaving = self.ask(subject='Leave')
+                if not leaving:
+                    print >>sys.stderr, 'Excellent!'
+                else:
+                    raise SystemExit(0)
+
+class HelpAction(Action):
+    def __call__(self, twitter, options):
+        print __doc__
+
+class DoNothingAction(Action):
+    def __call__(self, twitter, options):
+        pass
+
 actions = {
-    'friends': FriendsAction,
-    'public': PublicAction,
-    'set': SetStatusAction,
+    'authorize' : DoNothingAction,
+    'follow'    : FollowAction,
+    'friends'   : FriendsAction,
+    'help'      : HelpAction,
+    'leave'     : LeaveAction,
+    'public'    : PublicAction,
+    'replies'   : RepliesAction,
+    'search'    : SearchAction,
+    'set'       : SetStatusAction,
+    'shell'     : TwitterShell,
 }
 
 def loadConfig(filename):
-    email = None
-    password = None
+    options = dict(OPTIONS)
     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"
+        for option in ('format', 'prompt'):
+            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
+        raise SystemExit(1)
+
+    config_path = os.path.expanduser(
+        arg_options.get('config_filename') or OPTIONS.get('config_filename'))
+    config_options = loadConfig(config_path)
+
+    # 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'])
-    action = actions.get(options['action'], NoSuchAction)()
+        return 1
+
+    oauth_filename = os.path.expanduser(options['oauth_filename'])
+
+    if (options['action'] == 'authorize'
+        or not os.path.exists(oauth_filename)):
+        oauth_dance(
+            "the Command-Line Tool", CONSUMER_KEY, CONSUMER_SECRET,
+            options['oauth_filename'])
+
+    oauth_token, oauth_token_secret = read_token_file(oauth_filename)
+
+    twitter = Twitter(
+        auth=OAuth(
+            oauth_token, oauth_token_secret, CONSUMER_KEY, CONSUMER_SECRET),
+        secure=options['secure'],
+        api_version='1',
+        domain='api.twitter.com')
+
     try:
-        doAction = lambda : action(twitter, options)
-        if (options['refresh']):
-            while True:
-                doAction()
-                time.sleep(options['refresh_rate'])
-        else:
-            doAction()
+        Action()(twitter, options)
+    except NoSuchActionError, e:
+        print >>sys.stderr, e
+        raise SystemExit(1)
     except TwitterError, e:
-        print >> sys.stderr, e.args[0]
+        print >> sys.stderr, str(e)
         print >> sys.stderr, "Use 'twitter -h' for help."
-        sys.exit(1)
-    except KeyboardInterrupt:
-        pass
-    
+        raise SystemExit(1)