Fix bug in remapping of namespace prefixes (was not actually remapping child elements of replaced elements

release-notes.html

@@ -9,6 +9,17 @@
 
 <p>Copyright 2009, Jeff Schiller</p>
 
+<section id="0.19">
+	<header>
+		<h2><a href="#0.19">Version 0.19</a></h2>
+	</header>
+	<p>Aug 9th, 2009</p>
+	<ul>
+		<li>Fix XML serialization bug: xmlns:XXX prefixes not preserved when not in default namespace</li>
+		<li>Fix XML serialization bug: remapping to default namespace was not actually removing the old prefix</li>
+	</ul>
+</section>
+
 <section id="0.18">
 	<header>
 		<h2><a href="#0.18">Version 0.18</a></h2>

scour.py

@@ -1870,7 +1870,9 @@ def remapNamespacePrefix(node, oldprefix, newprefix):
 			newNode.appendChild(child.cloneNode(True))
 			
 		# replace old node with new node
-		node = parent.replaceChild( newNode, node )
+		parent.replaceChild( newNode, node )
+		# set the node to the new node in the remapped namespace prefix
+		node = newNode
 	
 	# now do all child nodes
 	for child in node.childNodes :
@@ -2009,6 +2011,7 @@ def scourString(in_string, options=None):
 			numAttrsRemoved += 1
 
 	# ensure namespace for SVG is declared
+	# TODO: what if the default namespace is something else (i.e. some valid namespace)?
 	if doc.documentElement.getAttribute('xmlns') != 'http://www.w3.org/2000/svg':
 		doc.documentElement.setAttribute('xmlns', 'http://www.w3.org/2000/svg')
 		# TODO: throw error or warning?

testscour.py

@@ -868,6 +868,13 @@ class NamespaceDeclPrefixesInXMLWhenNotInDefaultNamespace(unittest.TestCase):
 		xmlstring = scour.scourString(open('unittests/xml-ns-decl.svg').read())
 		self.assert_( xmlstring.find('xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"') != -1,
 			'Improperly serialized namespace prefix declarations when not in default namespace')
+
+class MoveSVGElementsToDefaultNamespace(unittest.TestCase):
+	def runTest(self):
+		xmlstring = scour.scourString(open('unittests/xml-ns-decl.svg').read())
+		self.assert_( xmlstring.find('<rect ') != -1,
+			'Did not bring SVG elements into the default namespace')
+		
 # TODO; write a test for embedding rasters
 # TODO: write a test for --disable-embed-rasters
 # TODO: write tests for --keep-editor-data

unittests/xml-ns-decl.svg

@@ -26,4 +26,5 @@
     <cc:permits id="permits6253" rdf:resource="http://web.resource.org/cc/DerivativeWorks"/>
    </cc:License>
   </rdf:RDF>
+  <svg:rect width="200" height="100" />
 </svg:svg>