[lasem] mathml: support for element prefixed by 'math:'

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 2388f10a2545cba6fb7490a0bc5a0519b1f460ce
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Wed Sep 26 09:50:25 2012 +0200

    mathml: support for element prefixed by 'math:'

 src/lsmmathmldocument.c |   17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)
---
diff --git a/src/lsmmathmldocument.c b/src/lsmmathmldocument.c
index cf3e3b6..8f84498 100644
--- a/src/lsmmathmldocument.c
+++ b/src/lsmmathmldocument.c
@@ -64,7 +64,7 @@ lsm_mathml_document_can_append_child (LsmDomNode *self, LsmDomNode *child)
 /* LsmDomDocument implementation */
 
 static LsmDomElement *
-lsm_mathml_document_create_element (LsmDomDocument *document, const char *tag_name)
+_create_element (LsmDomDocument *document, const char *tag_name)
 {
 	LsmDomNode *node = NULL;
 
@@ -136,6 +136,21 @@ lsm_mathml_document_create_element (LsmDomDocument *document, const char *tag_na
 	return LSM_DOM_ELEMENT (node);
 }
 
+static LsmDomElement *
+lsm_mathml_document_create_element (LsmDomDocument *document, const char *tag_name)
+{
+	LsmDomElement *element;
+
+	element = _create_element (document, tag_name);
+	if (element != NULL)
+		return element;
+
+	if (g_str_has_prefix (tag_name, "math:"))
+		return _create_element (document, &tag_name[4]);
+
+	return NULL;
+}
+
 static LsmDomView *
 lsm_mathml_document_create_view (LsmDomDocument *document)
 {