Add roster migration example

examples/migrate_roster.py

@@ -0,0 +1,117 @@
+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):
+    from sleekxmpp.util.misc_ops import setdefaultencoding
+    setdefaultencoding('utf8')
+else:
+    raw_input = input
+
+
+# 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("--oldjid", dest="old_jid",
+                help="JID of the old account")
+optp.add_option("--oldpassword", dest="old_password",
+                help="password of the old account")
+
+optp.add_option("--newjid", dest="new_jid",
+                help="JID of the old account")
+optp.add_option("--newpassword", dest="new_password",
+                help="password of the old account")
+
+
+opts, args = optp.parse_args()
+
+# Setup logging.
+logging.basicConfig(level=opts.loglevel,
+                    format='%(levelname)-8s %(message)s')
+
+if opts.old_jid is None:
+    opts.old_jid = raw_input("Old JID: ")
+if opts.old_password is None:
+    opts.old_password = getpass.getpass("Old Password: ")
+
+if opts.new_jid is None:
+    opts.new_jid = raw_input("New JID: ")
+if opts.new_password is None:
+    opts.new_password = getpass.getpass("New Password: ")
+
+
+old_xmpp = sleekxmpp.ClientXMPP(opts.old_jid, opts.old_password)
+
+# If you are connecting to Facebook and wish to use the
+# X-FACEBOOK-PLATFORM authentication mechanism, you will need
+# your API key and an access token. Then you'll set:
+# xmpp.credentials['api_key'] = 'THE_API_KEY'
+# xmpp.credentials['access_token'] = 'THE_ACCESS_TOKEN'
+
+# If you are connecting to MSN, then you will need an
+# access token, and it does not matter what JID you
+# specify other than that the domain is 'messenger.live.com',
+# so '_@messenger.live.com' will work. You can specify
+# the access token as so:
+# xmpp.credentials['access_token'] = 'THE_ACCESS_TOKEN'
+
+# 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"
+
+roster = []
+
+def on_session(event):
+    roster.append(old_xmpp.get_roster())
+    old_xmpp.disconnect()
+old_xmpp.add_event_handler('session_start', on_session)
+
+if old_xmpp.connect():
+    old_xmpp.process(block=True)
+
+if not roster:
+    print('No roster to migrate')
+    sys.exit()
+
+new_xmpp = sleekxmpp.ClientXMPP(opts.new_jid, opts.new_password)
+def on_session2(event):
+    new_xmpp.get_roster()
+    new_xmpp.send_presence()
+
+    logging.info(roster[0])
+    data = roster[0]['roster']['items']
+    logging.info(data)
+
+    for jid, item in data.items():
+        if item['subscription'] != 'none':
+            new_xmpp.send_presence(ptype='subscribe', pto=jid)
+        new_xmpp.update_roster(jid,
+                name = item['name'],
+                groups = item['groups'])
+        new_xmpp.disconnect()
+new_xmpp.add_event_handler('session_start', on_session2)
+
+if new_xmpp.connect():
+    new_xmpp.process(block=True)