From bd9bf3f1c7c17606f455ce0cf9c4d0b6b237a7fe Mon Sep 17 00:00:00 2001
From: Lance Stout <lancestout@gmail.com>
Date: Thu, 27 Jan 2011 18:05:05 -0500
Subject: Update tostring methods.

Will now always show top-level namespace, unless it is the same
as the stream's default namespace. Also added the XMPP stream
namespace to the namespace map as 'stream'.
---
 sleekxmpp/xmlstream/stanzabase.py          |  7 +++++--
 sleekxmpp/xmlstream/tostring/tostring.py   | 22 ++++++++++++++++------
 sleekxmpp/xmlstream/tostring/tostring26.py | 22 ++++++++++++++++------
 3 files changed, 37 insertions(+), 14 deletions(-)

(limited to 'sleekxmpp/xmlstream')

diff --git a/sleekxmpp/xmlstream/stanzabase.py b/sleekxmpp/xmlstream/stanzabase.py
index 3937a7a9..83d86999 100644
--- a/sleekxmpp/xmlstream/stanzabase.py
+++ b/sleekxmpp/xmlstream/stanzabase.py
@@ -1007,7 +1007,9 @@ class ElementBase(object):
         """
         Return a string serialization of the underlying XML object.
         """
-        return tostring(self.xml, xmlns='', stanza_ns=self.namespace)
+        return tostring(self.xml, xmlns='',
+                        stanza_ns=self.namespace,
+                        top_level=True)
 
     def __repr__(self):
         """
@@ -1217,4 +1219,5 @@ class StanzaBase(ElementBase):
         """Serialize the stanza's XML to a string."""
         return tostring(self.xml, xmlns='',
                         stanza_ns=self.namespace,
-                        stream=self.stream)
+                        stream=self.stream,
+                        top_level = True)
diff --git a/sleekxmpp/xmlstream/tostring/tostring.py b/sleekxmpp/xmlstream/tostring/tostring.py
index 38b08d82..a6bb6ebc 100644
--- a/sleekxmpp/xmlstream/tostring/tostring.py
+++ b/sleekxmpp/xmlstream/tostring/tostring.py
@@ -7,7 +7,8 @@
 """
 
 
-def tostring(xml=None, xmlns='', stanza_ns='', stream=None, outbuffer=''):
+def tostring(xml=None, xmlns='', stanza_ns='', stream=None,
+             outbuffer='', top_level=False):
     """
     Serialize an XML object to a Unicode string.
 
@@ -26,6 +27,8 @@ def tostring(xml=None, xmlns='', stanza_ns='', stream=None, outbuffer=''):
         stream    -- The XML stream that generated the XML object.
         outbuffer -- Optional buffer for storing serializations during
                      recursive calls.
+        top_level -- Indicates that the element is the outermost
+                     element.
     """
     # Add previous results to the start of the output.
     output = [outbuffer]
@@ -39,14 +42,21 @@ def tostring(xml=None, xmlns='', stanza_ns='', stream=None, outbuffer=''):
     else:
         tag_xmlns = ''
 
+    default_ns = ''
+    stream_ns = ''
+    if stream:
+        default_ns = stream.default_ns
+        stream_ns = stream.stream_ns
+
     # Output the tag name and derived namespace of the element.
     namespace = ''
-    if tag_xmlns not in ['', xmlns, stanza_ns]:
+    if top_level and tag_xmlns not in ['', default_ns, stream_ns] or \
+            tag_xmlns not in ['', xmlns, stanza_ns, stream_ns]:
         namespace = ' xmlns="%s"' % tag_xmlns
-        if stream and tag_xmlns in stream.namespace_map:
-            mapped_namespace = stream.namespace_map[tag_xmlns]
-            if mapped_namespace:
-                tag_name = "%s:%s" % (mapped_namespace, tag_name)
+    if stream and tag_xmlns in stream.namespace_map:
+        mapped_namespace = stream.namespace_map[tag_xmlns]
+        if mapped_namespace:
+            tag_name = "%s:%s" % (mapped_namespace, tag_name)
     output.append("<%s" % tag_name)
     output.append(namespace)
 
diff --git a/sleekxmpp/xmlstream/tostring/tostring26.py b/sleekxmpp/xmlstream/tostring/tostring26.py
index 11501780..3d1ca3d7 100644
--- a/sleekxmpp/xmlstream/tostring/tostring26.py
+++ b/sleekxmpp/xmlstream/tostring/tostring26.py
@@ -10,7 +10,8 @@ from __future__ import unicode_literals
 import types
 
 
-def tostring(xml=None, xmlns='', stanza_ns='', stream=None, outbuffer=''):
+def tostring(xml=None, xmlns='', stanza_ns='', stream=None,
+             outbuffer='', top_level=False):
     """
     Serialize an XML object to a Unicode string.
 
@@ -29,6 +30,8 @@ def tostring(xml=None, xmlns='', stanza_ns='', stream=None, outbuffer=''):
         stream    -- The XML stream that generated the XML object.
         outbuffer -- Optional buffer for storing serializations during
                      recursive calls.
+        top_level -- Indicates that the element is the outermost
+                     element.
     """
     # Add previous results to the start of the output.
     output = [outbuffer]
@@ -42,14 +45,21 @@ def tostring(xml=None, xmlns='', stanza_ns='', stream=None, outbuffer=''):
     else:
         tag_xmlns = u''
 
+    default_ns = ''
+    stream_ns = ''
+    if stream:
+        default_ns = stream.default_ns
+        stream_ns = stream.stream_ns
+
     # Output the tag name and derived namespace of the element.
     namespace = u''
-    if tag_xmlns not in ['', xmlns, stanza_ns]:
+    if top_level and tag_xmlns not in ['', default_ns, stream_ns] or \
+            tag_xmlns not in ['', xmlns, stanza_ns, stream_ns]:
         namespace = u' xmlns="%s"' % tag_xmlns
-        if stream and tag_xmlns in stream.namespace_map:
-            mapped_namespace = stream.namespace_map[tag_xmlns]
-            if mapped_namespace:
-                tag_name = u"%s:%s" % (mapped_namespace, tag_name)
+    if stream and tag_xmlns in stream.namespace_map:
+        mapped_namespace = stream.namespace_map[tag_xmlns]
+        if mapped_namespace:
+            tag_name = u"%s:%s" % (mapped_namespace, tag_name)
     output.append(u"<%s" % tag_name)
     output.append(namespace)
 
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