9578053 Jan 22 2022 distfiles.gentoo.org/distfiles/gajim-1.3.3-2.tar.gz

gajim/common/modules/pubsub.py

@@ -0,0 +1,85 @@
+# Copyright (C) 2006 Tomasz Melcer <liori AT exroot.org>
+# Copyright (C) 2006-2014 Yann Leboulanger <asterix AT lagaule.org>
+# Copyright (C) 2007 Jean-Marie Traissard <jim AT lapin.org>
+# Copyright (C) 2008 Stephan Erb <steve-e AT h3c.de>
+# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
+#
+# This file is part of Gajim.
+#
+# Gajim is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published
+# by the Free Software Foundation; version 3 only.
+#
+# Gajim is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Gajim.  If not, see <http://www.gnu.org/licenses/>.
+
+# XEP-0060: Publish-Subscribe
+
+import nbxmpp
+from nbxmpp.namespaces import Namespace
+
+from gajim.common import app
+from gajim.common.modules.base import BaseModule
+
+
+class PubSub(BaseModule):
+
+    _nbxmpp_extends = 'PubSub'
+    _nbxmpp_methods = [
+        'publish',
+        'delete',
+        'set_node_configuration',
+        'get_node_configuration',
+        'get_access_model',
+    ]
+
+    def __init__(self, con):
+        BaseModule.__init__(self, con)
+
+        self.publish_options = False
+
+    def pass_disco(self, info):
+        if Namespace.PUBSUB_PUBLISH_OPTIONS in info.features:
+            self._log.info('Discovered Pubsub publish options: %s', info.jid)
+            self.publish_options = True
+
+    def send_pb_subscription_query(self, jid, cb, **kwargs):
+        if not app.account_is_available(self._account):
+            return
+
+        query = nbxmpp.Iq('get', to=jid)
+        pb = query.addChild('pubsub', namespace=Namespace.PUBSUB)
+        pb.addChild('subscriptions')
+
+        self._con.connection.SendAndCallForResponse(query, cb, kwargs)
+
+    def send_pb_subscribe(self, jid, node, cb, **kwargs):
+        if not app.account_is_available(self._account):
+            return
+
+        our_jid = app.get_jid_from_account(self._account)
+        query = nbxmpp.Iq('set', to=jid)
+        pb = query.addChild('pubsub', namespace=Namespace.PUBSUB)
+        pb.addChild('subscribe', {'node': node, 'jid': our_jid})
+
+        self._con.connection.SendAndCallForResponse(query, cb, kwargs)
+
+    def send_pb_unsubscribe(self, jid, node, cb, **kwargs):
+        if not app.account_is_available(self._account):
+            return
+
+        our_jid = app.get_jid_from_account(self._account)
+        query = nbxmpp.Iq('set', to=jid)
+        pb = query.addChild('pubsub', namespace=Namespace.PUBSUB)
+        pb.addChild('unsubscribe', {'node': node, 'jid': our_jid})
+
+        self._con.connection.SendAndCallForResponse(query, cb, kwargs)
+
+
+def get_instance(*args, **kwargs):
+    return PubSub(*args, **kwargs), 'PubSub'