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authorLance Stout <lancestout@gmail.com>2012-07-20 18:15:54 -0700
committerLance Stout <lancestout@gmail.com>2012-07-20 18:15:54 -0700
commit5492e9028df8d1d2a064693b4dd06bd92cc9f60a (patch)
tree9d3a2b7da94454e994fa76aec6c2e0699a0b6453 /examples
parent060c9ab6794cbe6c62c312b1f42bd3767ff66b80 (diff)
parent474390fa00a4c2ddf63976bdaf95468248ddd12b (diff)
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Merge branch 'master' into develop
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-rw-r--r--examples/download_avatars.py184
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diff --git a/examples/download_avatars.py b/examples/download_avatars.py
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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+ SleekXMPP: The Sleek XMPP Library
+ Copyright (C) 2012 Nathanael C. Fritz
+ This file is part of SleekXMPP.
+
+ See the file LICENSE for copying permission.
+"""
+
+import sys
+import logging
+import getpass
+import threading
+from optparse import OptionParser
+
+import sleekxmpp
+from sleekxmpp.exceptions import XMPPError
+
+
+# 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
+
+
+FILE_TYPES = {
+ 'image/png': 'png',
+ 'image/gif': 'gif',
+ 'image/jpeg': 'jpg'
+}
+
+
+class AvatarDownloader(sleekxmpp.ClientXMPP):
+
+ """
+ A basic script for downloading the avatars for a user's contacts.
+ """
+
+ def __init__(self, jid, password):
+ sleekxmpp.ClientXMPP.__init__(self, jid, password)
+ self.add_event_handler("session_start", self.start, threaded=True)
+ self.add_event_handler("changed_status", self.wait_for_presences)
+
+ self.add_event_handler('vcard_avatar_update', self.on_vcard_avatar)
+ self.add_event_handler('avatar_metadata_publish', self.on_avatar)
+
+ self.received = set()
+ self.presences_received = threading.Event()
+
+ 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()
+
+ print('Waiting for presence updates...\n')
+ self.presences_received.wait(15)
+ self.disconnect(wait=True)
+
+ def on_vcard_avatar(self, pres):
+ print("Received vCard avatar update from %s" % pres['from'].bare)
+ try:
+ result = self['xep_0054'].get_vcard(pres['from'], cached=True)
+ except XMPPError:
+ print("Error retrieving avatar for %s" % pres['from'])
+ return
+ avatar = result['vcard_temp']['PHOTO']
+
+ filetype = FILE_TYPES.get(avatar['TYPE'], 'png')
+ filename = 'vcard_avatar_%s_%s.%s' % (
+ pres['from'].bare,
+ pres['vcard_temp_update']['photo'],
+ filetype)
+ with open(filename, 'w+') as img:
+ img.write(avatar['BINVAL'])
+
+ def on_avatar(self, msg):
+ print("Received avatar update from %s" % msg['from'])
+ metadata = msg['pubsub_event']['items']['item']['avatar_metadata']
+ for info in metadata['items']:
+ if not info['url']:
+ try:
+ result = self['xep_0084'].retrieve_avatar(msg['from'], info['id'])
+ except XMPPError:
+ print("Error retrieving avatar for %s" % msg['from'])
+ return
+
+ avatar = result['pubsub']['items']['item']['avatar_data']
+
+ filetype = FILE_TYPES.get(metadata['type'], 'png')
+ filename = 'avatar_%s_%s.%s' % (msg['from'].bare, info['id'], filetype)
+ with open(filename, 'w+') as img:
+ img.write(avatar['value'])
+ else:
+ # We could retrieve the avatar via HTTP, etc here instead.
+ pass
+
+ def wait_for_presences(self, pres):
+ """
+ Wait to receive updates from all roster contacts.
+ """
+ self.received.add(pres['from'].bare)
+ if len(self.received) >= len(self.client_roster.keys()):
+ self.presences_received.set()
+ else:
+ self.presences_received.clear()
+
+
+if __name__ == '__main__':
+ # Setup the command line arguments.
+ optp = OptionParser()
+ optp.add_option('-q','--quiet', help='set logging to ERROR',
+ action='store_const',
+ dest='loglevel',
+ const=logging.ERROR,
+ default=logging.ERROR)
+ optp.add_option('-d','--debug', help='set logging to DEBUG',
+ action='store_const',
+ dest='loglevel',
+ const=logging.DEBUG,
+ default=logging.ERROR)
+ optp.add_option('-v','--verbose', help='set logging to COMM',
+ action='store_const',
+ dest='loglevel',
+ const=5,
+ default=logging.ERROR)
+
+ # 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 = AvatarDownloader(opts.jid, opts.password)
+ xmpp.register_plugin('xep_0054')
+ xmpp.register_plugin('xep_0153')
+ xmpp.register_plugin('xep_0084')
+
+ # 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)
+ else:
+ print("Unable to connect.")