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

gajim/common/modules/user_avatar.py

@@ -0,0 +1,99 @@
+# 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-0084: User Avatar
+
+from nbxmpp.namespaces import Namespace
+from nbxmpp.modules.util import is_error
+
+from gajim.common import app
+from gajim.common.modules.base import BaseModule
+from gajim.common.modules.util import event_node
+from gajim.common.modules.util import as_task
+
+class UserAvatar(BaseModule):
+
+    _nbxmpp_extends = 'UserAvatar'
+    _nbxmpp_methods = [
+        'request_avatar_metadata',
+        'request_avatar_data',
+        'set_avatar',
+        'set_access_model'
+    ]
+
+    def __init__(self, con):
+        BaseModule.__init__(self, con)
+        self._register_pubsub_handler(self._avatar_metadata_received)
+
+    @event_node(Namespace.AVATAR_METADATA)
+    def _avatar_metadata_received(self, _con, _stanza, properties):
+        if properties.pubsub_event.retracted:
+            return
+
+        metadata = properties.pubsub_event.data
+        jid = str(properties.jid)
+
+        if metadata is None or not metadata.infos:
+            self._log.info('No avatar published: %s', jid)
+            app.contacts.set_avatar(self._account, jid, None)
+            self._con.get_module('Roster').set_avatar_sha(jid, None)
+            app.interface.update_avatar(self._account, jid)
+        else:
+            if properties.is_self_message:
+                sha = app.settings.get_account_setting(self._account,
+                                                       'avatar_sha')
+            else:
+                sha = app.contacts.get_avatar_sha(self._account, jid)
+
+            if sha in metadata.avatar_shas:
+                self._log.info('Avatar already known: %s %s', jid, sha)
+                return
+
+            avatar_info = metadata.infos[0]
+            self._log.info('Request: %s %s', jid, avatar_info.id)
+            self._request_avatar_data(jid, avatar_info)
+
+    @as_task
+    def _request_avatar_data(self, jid, avatar_info):
+        _task = yield
+
+        avatar = yield self._nbxmpp('UserAvatar').request_avatar_data(
+            avatar_info.id, jid=jid)
+
+        if avatar is None:
+            self._log.warning('%s advertised %s but data node is empty',
+                              jid, avatar_info.id)
+            return
+
+        if is_error(avatar):
+            self._log.warning(avatar)
+            return
+
+        self._log.info('Received Avatar: %s %s', jid, avatar.sha)
+        app.interface.save_avatar(avatar.data)
+
+        if self._con.get_own_jid().bare_match(jid):
+            app.settings.set_account_setting(self._account,
+                                             'avatar_sha',
+                                             avatar.sha)
+        else:
+            self._con.get_module('Roster').set_avatar_sha(
+                str(jid), avatar.sha)
+
+        app.contacts.set_avatar(self._account, str(jid), avatar.sha)
+        app.interface.update_avatar(self._account, str(jid))
+
+
+def get_instance(*args, **kwargs):
+    return UserAvatar(*args, **kwargs), 'UserAvatar'