1 files changed, 55 insertions, 0 deletions
diff --git a/slixmpp/plugins/xep_0353/stanza.py b/slixmpp/plugins/xep_0353/stanza.py
new file mode 100644
index 00000000..48046274
--- /dev/null
+++ b/slixmpp/plugins/xep_0353/stanza.py
@@ -0,0 +1,55 @@
+"""
+    slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Emmanuel Gil Peyrot
+    This file is part of slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from typing import Iterable, List, Tuple
+
+from slixmpp.xmlstream import ElementBase, ET
+
+class JingleMessage(ElementBase):
+    namespace = 'urn:xmpp:jingle-message:0'
+    interfaces = {'id'}
+
+class Propose(JingleMessage):
+    name = 'propose'
+    plugin_attrib = 'jingle_propose'
+    interfaces = {'id', 'descriptions'}
+
+    def get_descriptions(self) -> List[Tuple[str, str]]:
+        result = []
+        for desc in self.xml:
+            namespace = desc.tag.split('}')[0][1:]
+            media = desc.attrib['media']
+            result.append((namespace, media))
+        return result
+
+    def set_descriptions(self, descriptions: Iterable[Tuple[str, str]]):
+        self.del_descriptions()
+        for namespace, media in descriptions:
+            desc = ET.Element('{%s}description' % namespace)
+            desc.attrib['media'] = media
+            self.xml.append(desc)
+
+    def del_descriptions(self):
+        for desc in self.xml.findall('{*}description'):
+            self.xml.remove(desc)
+
+class Retract(JingleMessage):
+    name = 'retract'
+    plugin_attrib = 'jingle_retract'
+
+class Accept(JingleMessage):
+    name = 'accept'
+    plugin_attrib = 'jingle_accept'
+
+class Proceed(JingleMessage):
+    name = 'proceed'
+    plugin_attrib = 'jingle_proceed'
+
+class Reject(JingleMessage):
+    name = 'reject'
+    plugin_attrib = 'jingle_reject'