Add support for XEP-0091: Legacy Delayed Delivery

setup.py

@@ -80,6 +80,7 @@ packages     = [ 'sleekxmpp',
                  'sleekxmpp/plugins/xep_0084',
                  'sleekxmpp/plugins/xep_0085',
                  'sleekxmpp/plugins/xep_0086',
+                 'sleekxmpp/plugins/xep_0091',
                  'sleekxmpp/plugins/xep_0092',
                  'sleekxmpp/plugins/xep_0107',
                  'sleekxmpp/plugins/xep_0108',

sleekxmpp/plugins/__init__.py

@@ -38,6 +38,7 @@ __all__ = [
     'xep_0084',  # User Avatar
     'xep_0085',  # Chat State Notifications
     'xep_0086',  # Legacy Error Codes
+    'xep_0091',  # Legacy Delayed Delivery
     'xep_0092',  # Software Version
     'xep_0106',  # JID Escaping
     'xep_0107',  # User Mood

sleekxmpp/plugins/xep_0091/__init__.py

@@ -0,0 +1,16 @@
+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+from sleekxmpp.plugins.base import register_plugin
+
+from sleekxmpp.plugins.xep_0091 import stanza
+from sleekxmpp.plugins.xep_0091.stanza import LegacyDelay
+from sleekxmpp.plugins.xep_0091.legacy_delay import XEP_0091
+
+
+register_plugin(XEP_0091)

sleekxmpp/plugins/xep_0091/legacy_delay.py

@@ -0,0 +1,29 @@
+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+
+from sleekxmpp.stanza import Message, Presence
+from sleekxmpp.xmlstream import register_stanza_plugin
+from sleekxmpp.plugins import BasePlugin
+from sleekxmpp.plugins.xep_0091 import stanza
+
+
+class XEP_0091(BasePlugin):
+
+    """
+    XEP-0091: Legacy Delayed Delivery
+    """
+
+    name = 'xep_0091'
+    description = 'XEP-0091: Legacy Delayed Delivery'
+    dependencies = set()
+    stanza = stanza
+
+    def plugin_init(self):
+        register_stanza_plugin(Message, stanza.LegacyDelay)
+        register_stanza_plugin(Presence, stanza.LegacyDelay)

sleekxmpp/plugins/xep_0091/stanza.py

@@ -0,0 +1,46 @@
+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+import datetime as dt
+
+from sleekxmpp.jid import JID
+from sleekxmpp.xmlstream import ElementBase
+from sleekxmpp.plugins import xep_0082
+
+
+class LegacyDelay(ElementBase):
+
+    name = 'x'
+    namespace = 'jabber:x:delay'
+    plugin_attrib = 'legacy_delay'
+    interfaces = set(('from', 'stamp', 'text'))
+
+    def get_from(self):
+        return JID(self._get_attr('from'))
+
+    def set_from(self, value):
+        self._set_attr('from', str(value))
+
+    def get_stamp(self):
+        timestamp = self._get_attr('stamp')
+        return xep_0082.parse('%sZ' % timestamp)
+
+    def set_stamp(self, value):
+        if isinstance(value, dt.datetime):
+            value = value.astimezone(xep_0082.tzutc)
+            value = xep_0082.format_datetime(value)
+        self._set_attr('stamp', value[0:19].replace('-', ''))
+
+    def get_text(self):
+        return self.xml.text
+
+    def set_text(self, value):
+        self.xml.text = value
+
+    def del_text(self):
+        self.xml.text = ''

sleekxmpp/plugins/xep_0203/stanza.py

@@ -14,14 +14,17 @@ from sleekxmpp.plugins import xep_0082
 
 class Delay(ElementBase):
 
-    """
-    """
-
     name = 'delay'
     namespace = 'urn:xmpp:delay'
     plugin_attrib = 'delay'
     interfaces = set(('from', 'stamp', 'text'))
 
+    def get_from(self):
+        return JID(self._get_attr('from'))
+
+    def set_from(self, value):
+        self._set_attr('from', str(value))
+
     def get_stamp(self):
         timestamp = self._get_attr('stamp')
         return xep_0082.parse(timestamp)