refactoring: renamed sat package to libervia.backend

sat/plugins/plugin_xep_0352.py

@@ -1,83 +0,0 @@
-#!/usr/bin/env python3
-
-
-# SAT plugin for Explicit Message Encryption
-# Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
-
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU Affero General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-
-# This program 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 Affero General Public License for more details.
-
-# You should have received a copy of the GNU Affero General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-from twisted.words.xish import domish
-from sat.core.i18n import _, D_
-from sat.core.constants import Const as C
-from sat.core.log import getLogger
-
-log = getLogger(__name__)
-
-PLUGIN_INFO = {
-    C.PI_NAME: "Client State Indication",
-    C.PI_IMPORT_NAME: "XEP-0352",
-    C.PI_TYPE: C.PLUG_TYPE_XEP,
-    C.PI_PROTOCOLS: ["XEP-0352"],
-    C.PI_DEPENDENCIES: [],
-    C.PI_MAIN: "XEP_0352",
-    C.PI_HANDLER: "no",
-    C.PI_DESCRIPTION: D_("Notify server when frontend is not actively used, to limit "
-                         "traffic and save bandwidth and battery life"),
-}
-
-NS_CSI = "urn:xmpp:csi:0"
-
-
-class XEP_0352(object):
-
-    def __init__(self, host):
-        log.info(_("Client State Indication plugin initialization"))
-        self.host = host
-        host.register_namespace("csi", NS_CSI)
-
-    def is_active(self, client):
-        try:
-            if not client._xep_0352_enabled:
-                return True
-            return client._xep_0352_active
-        except AttributeError:
-            # _xep_0352_active can not be set if is_active is called before
-            # profile_connected has been called
-            log.debug("is_active called when XEP-0352 plugin has not yet set the "
-                      "attributes")
-            return True
-
-    def profile_connected(self, client):
-        if (NS_CSI, 'csi') in client.xmlstream.features:
-            log.info(_("Client State Indication is available on this server"))
-            client._xep_0352_enabled = True
-            client._xep_0352_active = True
-        else:
-            log.warning(_("Client State Indication is not available on this server, some"
-                          " bandwidth optimisations can't be used."))
-            client._xep_0352_enabled = False
-
-    def set_inactive(self, client):
-        if self.is_active(client):
-            inactive_elt = domish.Element((NS_CSI, 'inactive'))
-            client.send(inactive_elt)
-            client._xep_0352_active = False
-            log.info("inactive state set")
-
-    def set_active(self, client):
-        if not self.is_active(client):
-            active_elt = domish.Element((NS_CSI, 'active'))
-            client.send(active_elt)
-            client._xep_0352_active = True
-            log.info("active state set")