Add support for XEP-0118.

See examples/user_tune.py for a demonstration using the currently
playing song in iTunes.

sleekxmpp/plugins/xep_0118/__init__.py

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+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+from sleekxmpp.plugins.xep_0118 import stanza
+from sleekxmpp.plugins.xep_0118.stanza import UserTune
+from sleekxmpp.plugins.xep_0118.user_tune import xep_0118

sleekxmpp/plugins/xep_0118/stanza.py

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+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+from sleekxmpp.xmlstream import ElementBase, ET
+
+
+class UserTune(ElementBase):
+
+    name = 'tune'
+    namespace = 'http://jabber.org/protocol/tune'
+    plugin_attrib = 'tune'
+    interfaces = set(['artist', 'length', 'rating', 'source', 
+                      'title', 'track', 'uri'])
+    sub_interfaces = interfaces
+
+    def set_length(self, value):
+        self._set_sub_text('length', str(value))
+
+    def set_rating(self, value):
+        self._set_sub_text('rating', str(value))

sleekxmpp/plugins/xep_0118/user_tune.py

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+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2011 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+import logging
+
+from sleekxmpp.xmlstream import register_stanza_plugin
+from sleekxmpp.xmlstream.handler import Callback
+from sleekxmpp.xmlstream.matcher import MatchXPath
+from sleekxmpp.plugins.base import base_plugin
+from sleekxmpp.plugins.xep_0118 import stanza, UserTune
+
+
+log = logging.getLogger(__name__)
+
+
+class xep_0118(base_plugin):
+
+    """
+    XEP-0118: User Tune
+    """
+
+    def plugin_init(self):
+        self.xep = '118'
+        self.description = 'User Tune'
+        self.stanza = stanza
+
+    def post_init(self):
+        pubsub_stanza = self.xmpp['xep_0060'].stanza
+        register_stanza_plugin(pubsub_stanza.EventItem, UserTune)
+        self.xmpp['xep_0163'].add_interest(UserTune.namespace)
+        self.xmpp['xep_0060'].map_node_event(UserTune.namespace, 'user_tune')
+
+    def publish_tune(self, artist=None, length=None, rating=None, source=None,
+                     title=None, track=None, uri=None, options=None, 
+                     ifrom=None, block=True, callback=None, timeout=None):
+        """
+        Publish the user's current tune.
+
+        Arguments:
+            artist   -- The artist or performer of the song.
+            length   -- The length of the song in seconds.
+            rating   -- The user's rating of the song (from 1 to 10)
+            source   -- The album name, website, or other source of the song.
+            title    -- The title of the song.
+            track    -- The song's track number, or other unique identifier.
+            uri      -- A URL to more information about the song.
+            options  -- Optional form of publish options.
+            ifrom    -- Specify the sender's JID.
+            block    -- Specify if the send call will block until a response
+                        is received, or a timeout occurs. Defaults to True.
+            timeout  -- The length of time (in seconds) to wait for a response
+                        before exiting the send call if blocking is used.
+                        Defaults to sleekxmpp.xmlstream.RESPONSE_TIMEOUT
+            callback -- Optional reference to a stream handler function. Will
+                        be executed when a reply stanza is received.
+        """
+        tune = UserTune()
+        tune['artist'] = artist
+        tune['length'] = length
+        tune['rating'] = rating
+        tune['source'] = source
+        tune['title'] = title
+        tune['track'] = track
+        tune['uri'] = uri
+        self.xmpp['xep_0163'].publish(tune, 
+                node=UserTune.namespace,
+                options=options,
+                ifrom=ifrom,
+                block=block,
+                callback=callback,
+                timeout=timeout)
+
+    def stop(self, ifrom=None, block=True, callback=None, timeout=None):
+        """
+        Clear existing user tune information to stop notifications.
+
+        Arguments:
+            ifrom    -- Specify the sender's JID.
+            block    -- Specify if the send call will block until a response
+                        is received, or a timeout occurs. Defaults to True.
+            timeout  -- The length of time (in seconds) to wait for a response
+                        before exiting the send call if blocking is used.
+                        Defaults to sleekxmpp.xmlstream.RESPONSE_TIMEOUT
+            callback -- Optional reference to a stream handler function. Will
+                        be executed when a reply stanza is received.
+        """
+        tune = UserTune()
+        self.xmpp['xep_0163'].publish(tune, 
+                node=UserTune.namespace,
+                ifrom=ifrom,
+                block=block,
+                callback=callback,
+                timeout=timeout)