[gxml] GomElement: More flexible to declare namespaces

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit ebe7ce0dfde0de5bbf15566db880e8ef14b1e48a
Author: Daniel Espinosa <esodan gmail com>
Date:   Sat Apr 8 09:26:38 2017 -0500

    GomElement: More flexible to declare namespaces
    
    Name spaces declarations should use one of these:
    
    http://www.w3.org/2000/xmlns/
    
    or
    
    http://www.w3.org/2000/xmlns

 configure.ac             |    2 +-
 gxml/GomElement.vala     |    4 +++-
 test/GomElementTest.vala |    1 +
 3 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ffc2941..0495705 100644
--- a/configure.ac
+++ b/configure.ac
@@ -12,7 +12,7 @@
 # Release Version
 m4_define([project_major_version], [0])
 m4_define([project_minor_version], [14])
-m4_define([project_micro_version], [2])
+m4_define([project_micro_version], [3])
 m4_define([project_nano_version], [0])
 
 # LT_VERSION
diff --git a/gxml/GomElement.vala b/gxml/GomElement.vala
index ce17bfe..e365f76 100644
--- a/gxml/GomElement.vala
+++ b/gxml/GomElement.vala
@@ -539,7 +539,9 @@ public class GXml.GomElement : GomNode,
        throw new DomError.NAMESPACE_ERROR (_("Invalid namespace. If prefix is xml, namespace URI should be 
http://www.w3.org/2000/xmlns/";));
     if (p == "xmlns" && namespace_uri != "http://www.w3.org/2000/xmlns/";)
        throw new DomError.NAMESPACE_ERROR (_("Invalid namespace. If attribute's prefix is xmlns, namespace 
URI should be http://www.w3.org/2000/xmlns/";));
-    if (p == "" && n == "xmlns" && namespace_uri != "http://www.w3.org/2000/xmlns/";)
+    if (p == "" && n == "xmlns"
+        && (namespace_uri != "http://www.w3.org/2000/xmlns/";
+            && namespace_uri != "http://www.w3.org/2000/xmlns";))
        throw new DomError.NAMESPACE_ERROR (_("Invalid namespace. If attribute's name is xmlns, namespace URI 
should be http://www.w3.org/2000/xmlns/";));
     if (p == "" && n != "xmlns" && n != "xml")
       throw new DomError.NAMESPACE_ERROR (_("Invalid attribute name. No prefixed attributes should use xmlns 
name"));
diff --git a/test/GomElementTest.vala b/test/GomElementTest.vala
index 0d7677a..64ff3cf 100644
--- a/test/GomElementTest.vala
+++ b/test/GomElementTest.vala
@@ -51,6 +51,7 @@ class GomElementTest : GXmlTest  {
                                assert ((node as DomElement).get_attribute_ns 
("http://www.w3.org/2000/xmlns/","products";) == "http://diagonalley.co.uk/products";);
                                assert (node.lookup_prefix ("http://diagonalley.co.uk/products";) == 
"products");
                                assert (node.lookup_namespace_uri ("products") == 
"http://diagonalley.co.uk/products";);
+                               (node as DomElement).set_attribute_ns ("http://www.w3.org/2000/xmlns";, 
"xmlns:gxmlt","http://org.gnome.org/GXmlTest/";);
                        } catch (GLib.Error e) {
                                GLib.message (e.message);
                                assert_not_reached ();