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

gajim/common/modules/metacontacts.py

@@ -0,0 +1,107 @@
+# 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-0209: Metacontacts
+
+import nbxmpp
+from nbxmpp.namespaces import Namespace
+
+from gajim.common import app
+from gajim.common import helpers
+from gajim.common.nec import NetworkEvent
+from gajim.common.modules.base import BaseModule
+
+
+class MetaContacts(BaseModule):
+    def __init__(self, con):
+        BaseModule.__init__(self, con)
+
+        self.available = False
+
+    def get_metacontacts(self):
+        if not app.settings.get('metacontacts_enabled'):
+            self._con.connect_machine()
+            return
+
+        self._log.info('Request')
+        node = nbxmpp.Node('storage', attrs={'xmlns': 'storage:metacontacts'})
+        iq = nbxmpp.Iq('get', Namespace.PRIVATE, payload=node)
+
+        self._con.connection.SendAndCallForResponse(
+            iq, self._metacontacts_received)
+
+    def _metacontacts_received(self, _nbxmpp_client, stanza):
+        if not nbxmpp.isResultNode(stanza):
+            self._log.info('Request error: %s', stanza.getError())
+        else:
+            self.available = True
+            meta_list = self._parse_metacontacts(stanza)
+
+            self._log.info('Received: %s', meta_list)
+
+            app.nec.push_incoming_event(NetworkEvent(
+                'metacontacts-received', conn=self._con, meta_list=meta_list))
+
+        self._con.connect_machine()
+
+    @staticmethod
+    def _parse_metacontacts(stanza):
+        meta_list = {}
+        query = stanza.getQuery()
+        storage = query.getTag('storage')
+        metas = storage.getTags('meta')
+        for meta in metas:
+            try:
+                jid = helpers.parse_jid(meta.getAttr('jid'))
+            except helpers.InvalidFormat:
+                continue
+            tag = meta.getAttr('tag')
+            data = {'jid': jid}
+            order = meta.getAttr('order')
+            try:
+                order = int(order)
+            except Exception:
+                order = 0
+            if order is not None:
+                data['order'] = order
+            if tag in meta_list:
+                meta_list[tag].append(data)
+            else:
+                meta_list[tag] = [data]
+        return meta_list
+
+    def store_metacontacts(self, tags_list):
+        if not app.account_is_available(self._account):
+            return
+        iq = nbxmpp.Iq('set', Namespace.PRIVATE)
+        meta = iq.getQuery().addChild('storage',
+                                      namespace='storage:metacontacts')
+        for tag in tags_list:
+            for data in tags_list[tag]:
+                jid = data['jid']
+                dict_ = {'jid': jid, 'tag': tag}
+                if 'order' in data:
+                    dict_['order'] = data['order']
+                meta.addChild(name='meta', attrs=dict_)
+        self._log.info('Store: %s', tags_list)
+        self._con.connection.SendAndCallForResponse(
+            iq, self._store_response_received)
+
+    def _store_response_received(self, _nbxmpp_client, stanza):
+        if not nbxmpp.isResultNode(stanza):
+            self._log.info('Store error: %s', stanza.getError())
+
+
+def get_instance(*args, **kwargs):
+    return MetaContacts(*args, **kwargs), 'MetaContacts'