Add support for XEP-0257: Client Certificate Management for SASL EXTERNAL

1 files changed, 87 insertions, 0 deletions

diff --git a/sleekxmpp/plugins/xep_0257/stanza.py b/sleekxmpp/plugins/xep_0257/stanza.py
new file mode 100644
index 00000000..17e20136
--- /dev/null
+++ b/sleekxmpp/plugins/xep_0257/stanza.py
@@ -0,0 +1,87 @@
+"""
+    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, ET, register_stanza_plugin
+
+
+class Certs(ElementBase):
+    name = 'query'
+    namespace = 'urn:xmpp:saslcert:1'
+    plugin_attrib = 'sasl_certs'
+    interfaces = set()
+
+
+class CertItem(ElementBase):
+    name = 'item'
+    namespace = 'urn:xmpp:saslcert:1'
+    plugin_attrib = 'item'
+    plugin_multi_attrib = 'items'
+    interfaces = set(['name', 'x509cert', 'users'])
+    sub_interfaces = set(['name', 'x509cert'])
+
+    def get_users(self):
+        resources = self.xml.findall('{%s}users/{%s}resource' % (
+            self.namespace, self.namespace))
+        return set([res.text for res in resources])
+
+    def set_users(self, values):
+        users = self.xml.find('{%s}users' % self.namespace)
+        if users is None:
+            users = ET.Element('{%s}users' % self.namespace)
+            self.xml.append(users)
+        for resource in values:
+            res = ET.Element('{%s}resource' % self.namespace)
+            res.text = resource
+            users.append(res)
+
+    def del_users(self):
+        users = self.xml.find('{%s}users' % self.namespace)
+        if users is not None:
+            self.xml.remove(users)
+
+
+class AppendCert(ElementBase):
+    name = 'append'
+    namespace = 'urn:xmpp:saslcert:1'
+    plugin_attrib = 'sasl_cert_append'
+    interfaces = set(['name', 'x509cert', 'cert_management'])
+    sub_interfaces = set(['name', 'x509cert'])
+
+    def get_cert_management(self):
+        manage = self.xml.find('{%s}no-cert-management' % self.namespace)
+        return manage is None
+
+    def set_cert_management(self, value):
+        self.del_cert_management()
+        if not value:
+            manage = ET.Element('{%s}no-cert-management' % self.namespace)
+            self.xml.append(manage)
+
+    def del_cert_management(self):
+        manage = self.xml.find('{%s}no-cert-management' % self.namespace)
+        if manage is not None:
+            self.xml.remove(manage)
+
+
+class DisableCert(ElementBase):
+    name = 'disable'
+    namespace = 'urn:xmpp:saslcert:1'
+    plugin_attrib = 'sasl_cert_disable'
+    interfaces = set(['name'])
+    sub_interfaces = interfaces
+
+
+class RevokeCert(ElementBase):
+    name = 'revoke'
+    namespace = 'urn:xmpp:saslcert:1'
+    plugin_attrib = 'sasl_cert_revoke'
+    interfaces = set(['name'])
+    sub_interfaces = interfaces
+
+
+register_stanza_plugin(Certs, CertItem, iterable=True)