Add support for XEP-0027

1 files changed, 56 insertions, 0 deletions

diff --git a/sleekxmpp/plugins/xep_0027/stanza.py b/sleekxmpp/plugins/xep_0027/stanza.py
new file mode 100644
index 00000000..927693ad
--- /dev/null
+++ b/sleekxmpp/plugins/xep_0027/stanza.py
@@ -0,0 +1,56 @@
+"""
+    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.xmlstream import ElementBase
+
+
+class Signed(ElementBase):
+    name = 'x'
+    namespace = 'jabber:x:signed'
+    plugin_attrib = 'signed'
+    interfaces = set(['signed'])
+    is_extension = True
+
+    def set_signed(self, value):
+        parent = self.parent()
+        xmpp = parent.stream
+        data = xmpp['xep_0027'].sign(value, parent['from'])
+        if data:
+            self.xml.text = data
+        else:
+            del parent['signed']
+
+    def get_signed(self):
+        return self.xml.text
+
+
+class Encrypted(ElementBase):
+    name = 'x'
+    namespace = 'jabber:x:encrypted'
+    plugin_attrib = 'encrypted'
+    interfaces = set(['encrypted'])
+    is_extension = True
+
+    def set_encrypted(self, value):
+        parent = self.parent()
+        xmpp = parent.stream
+        data = xmpp['xep_0027'].encrypt(value, parent['to'].bare)
+        if data:
+            self.xml.text = data
+        else:
+            del parent['encrypted']
+
+    def get_encrypted(self):
+        parent = self.parent()
+        xmpp = parent.stream
+        if self.xml.text:
+            return xmpp['xep_0027'].decrypt(self.xml.text, parent['to'])
+        return None
+
+
+