refactoring: renamed sat package to libervia.backend

sat/plugins/plugin_xep_0428.py

@@ -1,87 +0,0 @@
-#!/usr/bin/env python3
-
-# Copyright (C) 2009-2022 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 typing import Optional
-
-from twisted.words.protocols.jabber import xmlstream
-from twisted.words.xish import domish
-from wokkel import disco
-from zope.interface import implementer
-
-from sat.core.constants import Const as C
-from sat.core.i18n import _
-from sat.core.log import getLogger
-
-log = getLogger(__name__)
-
-
-PLUGIN_INFO = {
-    C.PI_NAME: "Fallback Indication",
-    C.PI_IMPORT_NAME: "XEP-0428",
-    C.PI_TYPE: "XEP",
-    C.PI_PROTOCOLS: ["XEP-0428"],
-    C.PI_MAIN: "XEP_0428",
-    C.PI_HANDLER: "yes",
-    C.PI_DESCRIPTION: _("""Implementation of XEP-0428 (Fallback Indication)"""),
-}
-
-NS_FALLBACK = "urn:xmpp:fallback:0"
-
-
-class XEP_0428(object):
-
-    def __init__(self, host):
-        log.info(_("XEP-0428 (Fallback Indication) plugin initialization"))
-        host.register_namespace("fallback", NS_FALLBACK)
-
-    def add_fallback_elt(
-        self,
-        message_elt: domish.Element,
-        msg: Optional[str] = None
-    ) -> None:
-        """Add the fallback indication element
-
-        @param message_elt: <message> element where the indication must be
-            set
-        @param msg: message to show as fallback
-            Will be added as <body>
-        """
-        message_elt.addElement((NS_FALLBACK, "fallback"))
-        if msg is not None:
-            message_elt.addElement("body", content=msg)
-
-    def has_fallback(self, message_elt: domish.Element) -> bool:
-        """Tell if a message has a fallback indication"""
-        try:
-            next(message_elt.elements(NS_FALLBACK, "fallback"))
-        except StopIteration:
-            return False
-        else:
-            return True
-
-    def get_handler(self, __):
-        return XEP_0428_handler()
-
-
-@implementer(disco.IDisco)
-class XEP_0428_handler(xmlstream.XMPPHandler):
-
-    def getDiscoInfo(self, __, target, nodeIdentifier=""):
-        return [disco.DiscoFeature(NS_FALLBACK)]
-
-    def getDiscoItems(self, requestor, target, nodeIdentifier=""):
-        return []