Merge branch 'stream_features' into develop

1 files changed, 78 insertions, 0 deletions

diff --git a/sleekxmpp/features/feature_mechanisms/stanza/failure.py b/sleekxmpp/features/feature_mechanisms/stanza/failure.py
new file mode 100644
index 00000000..027cc5af
--- /dev/null
+++ b/sleekxmpp/features/feature_mechanisms/stanza/failure.py
@@ -0,0 +1,78 @@
+"""
+    SleekXMPP: The Sleek XMPP Library
+    Copyright (C) 2011  Nathanael C. Fritz
+    This file is part of SleekXMPP.
+
+    See the file LICENSE for copying permission.
+"""
+
+from sleekxmpp.stanza import StreamFeatures
+from sleekxmpp.xmlstream import ElementBase, StanzaBase, ET
+from sleekxmpp.xmlstream import register_stanza_plugin
+
+
+class Failure(StanzaBase):
+
+    """
+    """
+
+    name = 'failure'
+    namespace = 'urn:ietf:params:xml:ns:xmpp-sasl'
+    interfaces = set(('condition', 'text'))
+    plugin_attrib = name
+    sub_interfaces = set(('text',))
+    conditions = set(('aborted', 'account-disabled', 'credentials-expired',
+        'encryption-required', 'incorrect-encoding', 'invalid-authzid',
+        'invalid-mechanism', 'malformed-request', 'mechansism-too-weak',
+        'not-authorized', 'temporary-auth-failure'))
+
+    def setup(self, xml=None):
+        """
+        Populate the stanza object using an optional XML object.
+
+        Overrides ElementBase.setup.
+
+        Sets a default error type and condition, and changes the
+        parent stanza's type to 'error'.
+
+        Arguments:
+            xml -- Use an existing XML object for the stanza's values.
+        """
+        # StanzaBase overrides self.namespace
+        self.namespace = Failure.namespace
+
+        if StanzaBase.setup(self, xml):
+            #If we had to generate XML then set default values.
+            self['condition'] = 'not-authorized'
+
+        self.xml.tag = self.tag_name()
+
+    def get_condition(self):
+        """Return the condition element's name."""
+        for child in self.xml.getchildren():
+            if "{%s}" % self.namespace in child.tag:
+                cond = child.tag.split('}', 1)[-1]
+                if cond in self.conditions:
+                    return cond
+        return 'not-authorized'
+
+    def set_condition(self, value):
+        """
+        Set the tag name of the condition element.
+
+        Arguments:
+           value -- The tag name of the condition element.
+        """
+        if value in self.conditions:
+            del self['condition']
+            self.xml.append(ET.Element("{%s}%s" % (self.namespace, value)))
+        return self
+
+    def del_condition(self):
+        """Remove the condition element."""
+        for child in self.xml.getchildren():
+            if "{%s}" % self.condition_ns in child.tag:
+                tag = child.tag.split('}', 1)[-1]
+                if tag in self.conditions:
+                    self.xml.remove(child)
+        return self