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authorLance Stout <lancestout@gmail.com>2012-06-15 16:03:22 -0700
committerLance Stout <lancestout@gmail.com>2012-06-15 16:03:22 -0700
commitaab2682f9ac12a77dedc085dba8de635e4f6a393 (patch)
tree2ef8d807c29a2d61a31fa15f87514fd944df26a6 /examples/ibb_transfer/ibb_receiver.py
parent55d332bcc86c2775f259a2278aa85ba71126e978 (diff)
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Add examples for using IBB.
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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+ SleekXMPP: The Sleek XMPP Library
+ Copyright (C) 2010 Nathanael C. Fritz
+ This file is part of SleekXMPP.
+
+ See the file LICENSE for copying permission.
+"""
+
+import sys
+import logging
+import getpass
+from optparse import OptionParser
+
+import sleekxmpp
+
+# Python versions before 3.0 do not use UTF-8 encoding
+# by default. To ensure that Unicode is handled properly
+# throughout SleekXMPP, we will set the default encoding
+# ourselves to UTF-8.
+if sys.version_info < (3, 0):
+ reload(sys)
+ sys.setdefaultencoding('utf8')
+else:
+ raw_input = input
+
+
+class IBBReceiver(sleekxmpp.ClientXMPP):
+
+ """
+ A basic example of creating and using an in-band bytestream.
+ """
+
+ def __init__(self, jid, password):
+ sleekxmpp.ClientXMPP.__init__(self, jid, password)
+
+ self.register_plugin('xep_0030') # Service Discovery
+ self.register_plugin('xep_0047', {
+ 'accept_stream': self.accept_stream
+ }) # In-band Bytestreams
+
+ # The session_start event will be triggered when
+ # the bot establishes its connection with the server
+ # and the XML streams are ready for use. We want to
+ # listen for this event so that we we can initialize
+ # our roster.
+ self.add_event_handler("session_start", self.start)
+
+ self.add_event_handler("ibb_stream_start", self.stream_opened)
+ self.add_event_handler("ibb_stream_data", self.stream_data)
+
+ def start(self, event):
+ """
+ Process the session_start event.
+
+ Typical actions for the session_start event are
+ requesting the roster and broadcasting an initial
+ presence stanza.
+
+ Arguments:
+ event -- An empty dictionary. The session_start
+ event does not provide any additional
+ data.
+ """
+ self.send_presence()
+ self.get_roster()
+
+ def accept_stream(self, iq):
+ """
+ Check that it is ok to accept a stream request.
+
+ Controlling stream acceptance can be done via either:
+ - setting 'auto_accept' to False in the plugin
+ configuration. The default is True.
+ - setting 'accept_stream' to a function which accepts
+ an Iq stanza as its argument, like this one.
+
+ The accept_stream function will be used if it exists, and the
+ auto_accept value will be used otherwise.
+ """
+ return True
+
+ def stream_opened(self, stream):
+ # NOTE: IBB streams are bi-directional, so the original sender is
+ # now the opened stream's receiver.
+ print('Stream opened: %s from ' % (stream.sid, stream.receiver))
+
+ # You could run a loop reading from the stream using stream.recv(),
+ # or use the ibb_stream_data event.
+
+ def stream_data(self, event):
+ print(event['data'])
+
+if __name__ == '__main__':
+ # Setup the command line arguments.
+ optp = OptionParser()
+
+ # Output verbosity options.
+ optp.add_option('-q', '--quiet', help='set logging to ERROR',
+ action='store_const', dest='loglevel',
+ const=logging.ERROR, default=logging.INFO)
+ optp.add_option('-d', '--debug', help='set logging to DEBUG',
+ action='store_const', dest='loglevel',
+ const=logging.DEBUG, default=logging.INFO)
+ optp.add_option('-v', '--verbose', help='set logging to COMM',
+ action='store_const', dest='loglevel',
+ const=5, default=logging.INFO)
+
+ # JID and password options.
+ optp.add_option("-j", "--jid", dest="jid",
+ help="JID to use")
+ optp.add_option("-p", "--password", dest="password",
+ help="password to use")
+
+ opts, args = optp.parse_args()
+
+ # Setup logging.
+ logging.basicConfig(level=opts.loglevel,
+ format='%(levelname)-8s %(message)s')
+
+ if opts.jid is None:
+ opts.jid = raw_input("Username: ")
+ if opts.password is None:
+ opts.password = getpass.getpass("Password: ")
+
+ xmpp = IBBReceiver(opts.jid, opts.password)
+
+ # If you are working with an OpenFire server, you may need
+ # to adjust the SSL version used:
+ # xmpp.ssl_version = ssl.PROTOCOL_SSLv3
+
+ # If you want to verify the SSL certificates offered by a server:
+ # xmpp.ca_certs = "path/to/ca/cert"
+
+ # Connect to the XMPP server and start processing XMPP stanzas.
+ if xmpp.connect():
+ # If you do not have the dnspython library installed, you will need
+ # to manually specify the name of the server if it does not match
+ # the one in the JID. For example, to use Google Talk you would
+ # need to use:
+ #
+ # if xmpp.connect(('talk.google.com', 5222)):
+ # ...
+ xmpp.process(block=True)
+ print("Done")
+ else:
+ print("Unable to connect.")