From c63e9a32b9481ccd52f5ccf3dcdd3a61f0109f21 Mon Sep 17 00:00:00 2001
From: mathieui <mathieui@mathieui.net>
Date: Wed, 2 Dec 2020 19:47:46 +0100
Subject: XEP-0359: Unique and Stable Stanza IDs

(was partially supported in places before)
---
 slixmpp/plugins/__init__.py          |  1 +
 slixmpp/plugins/xep_0359/__init__.py | 13 +++++++++++++
 slixmpp/plugins/xep_0359/stanza.py   | 35 +++++++++++++++++++++++++++++++++++
 slixmpp/plugins/xep_0359/stanzaid.py | 22 ++++++++++++++++++++++
 4 files changed, 71 insertions(+)
 create mode 100644 slixmpp/plugins/xep_0359/__init__.py
 create mode 100644 slixmpp/plugins/xep_0359/stanza.py
 create mode 100644 slixmpp/plugins/xep_0359/stanzaid.py

diff --git a/slixmpp/plugins/__init__.py b/slixmpp/plugins/__init__.py
index dce69083..758cccd1 100644
--- a/slixmpp/plugins/__init__.py
+++ b/slixmpp/plugins/__init__.py
@@ -86,6 +86,7 @@ __all__ = [
     'xep_0325',  # IoT Systems Control
     'xep_0332',  # HTTP Over XMPP Transport
     'xep_0353',  # Jingle Message Initiation
+    'xep_0359',  # Unique and Stable Stanza IDs
     'xep_0363',  # HTTP File Upload
     'xep_0369',  # MIX-CORE
     'xep_0377',  # Spam reporting
diff --git a/slixmpp/plugins/xep_0359/__init__.py b/slixmpp/plugins/xep_0359/__init__.py
new file mode 100644
index 00000000..dd01ea1e
--- /dev/null
+++ b/slixmpp/plugins/xep_0359/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0359.stanza import *
+from slixmpp.plugins.xep_0359.stanzaid import XEP_0359
+
+register_plugin(XEP_0359)
diff --git a/slixmpp/plugins/xep_0359/stanza.py b/slixmpp/plugins/xep_0359/stanza.py
new file mode 100644
index 00000000..db8e9fff
--- /dev/null
+++ b/slixmpp/plugins/xep_0359/stanza.py
@@ -0,0 +1,35 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+
+
+NS = 'urn:xmpp:sid:0'
+
+
+class StanzaID(ElementBase):
+    namespace = NS
+    name = 'stanza-id'
+    plugin_attrib = 'stanza_id'
+    interfaces = {'id', 'by'}
+
+
+class OriginID(ElementBase):
+    namespace = NS
+    name = 'origin-id'
+    plugin_attrib = 'origin_id'
+    interfaces = {'id'}
+
+
+def register_plugins():
+    register_stanza_plugin(Message, StanzaID)
+    register_stanza_plugin(Message, OriginID)
diff --git a/slixmpp/plugins/xep_0359/stanzaid.py b/slixmpp/plugins/xep_0359/stanzaid.py
new file mode 100644
index 00000000..2235e74b
--- /dev/null
+++ b/slixmpp/plugins/xep_0359/stanzaid.py
@@ -0,0 +1,22 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0359 import stanza
+
+
+class XEP_0359(BasePlugin):
+    '''XEP-0359: Unique and Stable Stanza IDs'''
+
+    name = 'xep_0359'
+    description = 'Unique and Stable Stanza IDs'
+    dependencies = set()
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
-- 
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