From b74f19726fd22dbf6eec5cbe8199f2e455d13ef5 Mon Sep 17 00:00:00 2001
From: Daniel Silverstone <dsilvers@digital-scurf.org>
Date: Sat, 21 Jul 2012 18:30:11 +0100
Subject: HTMLElement: Ensure HTMLElement.get_elements_by_tag_name{,_ns} are
 caseless

---
 src/html/html_element.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++++-
 src/html/html_element.h | 34 +++++++++++++++++++++++++
 2 files changed, 100 insertions(+), 1 deletion(-)

diff --git a/src/html/html_element.c b/src/html/html_element.c
index 21f3d1e..c2a4899 100644
--- a/src/html/html_element.c
+++ b/src/html/html_element.c
@@ -26,7 +26,7 @@ struct dom_html_element_vtable _dom_html_element_vtable = {
 			},
 			DOM_NODE_VTABLE_ELEMENT,
 		},
-		DOM_ELEMENT_VTABLE
+		DOM_ELEMENT_VTABLE_HTML_ELEMENT,
 	},
 	DOM_HTML_ELEMENT_VTABLE
 };
@@ -142,6 +142,71 @@ SIMPLE_GET_SET(lang,lang)
 SIMPLE_GET_SET(dir,dir)
 SIMPLE_GET_SET(class_name,class)
 
+/**
+ * Retrieve a list of descendant elements of an element which match a given
+ * tag name (caselessly)
+ *
+ * \param element  The root of the subtree to search
+ * \param name     The tag name to match (or "*" for all tags)
+ * \param result   Pointer to location to receive result
+ * \return DOM_NO_ERR.
+ *
+ * The returned nodelist will have its reference count increased. It is
+ * the responsibility of the caller to unref the nodelist once it has
+ * finished with it.
+ */
+dom_exception _dom_html_element_get_elements_by_tag_name(
+		struct dom_element *element, dom_string *name,
+		struct dom_nodelist **result)
+{
+	dom_exception err;
+	dom_node_internal *base = (dom_node_internal *) element;
+
+	assert(base->owner != NULL);
+
+	err = _dom_document_get_nodelist(base->owner,
+			DOM_NODELIST_BY_NAME_CASELESS,
+			(struct dom_node_internal *) element, name, NULL,
+			NULL, result);
+
+	return err;
+}
+
+/**
+ * Retrieve a list of descendant elements of an element which match a given
+ * namespace/localname pair, caselessly.
+ *
+ * \param element  The root of the subtree to search
+ * \param namespace  The namespace URI to match (or "*" for all)
+ * \param localname  The local name to match (or "*" for all)
+ * \param result   Pointer to location to receive result
+ * \return DOM_NO_ERR            on success,
+ *         DOM_NOT_SUPPORTED_ERR if the implementation does not support
+ *                               the feature "XML" and the language exposed
+ *                               through the Document does not support
+ *                               Namespaces.
+ *
+ * The returned nodelist will have its reference count increased. It is
+ * the responsibility of the caller to unref the nodelist once it has
+ * finished with it.
+ */
+dom_exception _dom_html_element_get_elements_by_tag_name_ns(
+		struct dom_element *element, dom_string *namespace,
+		dom_string *localname, struct dom_nodelist **result)
+{
+	dom_exception err;
+
+	/** \todo ensure XML feature is supported */
+
+	err = _dom_document_get_nodelist(element->base.owner,
+			DOM_NODELIST_BY_NAMESPACE_CASELESS,
+			(struct dom_node_internal *) element, NULL,
+			namespace, localname,
+			result);
+
+	return err;
+}
+
 /*-----------------------------------------------------------------------*/
 /* Common functions */
 
diff --git a/src/html/html_element.h b/src/html/html_element.h
index ebf47ba..2ac4b17 100644
--- a/src/html/html_element.h
+++ b/src/html/html_element.h
@@ -33,11 +33,45 @@ dom_exception _dom_html_element_initialise(struct dom_html_document *doc,
 
 void _dom_html_element_finalise(struct dom_html_element *ele);
 
+/* Virtual functions */
+dom_exception _dom_html_element_get_elements_by_tag_name(
+		struct dom_element *element, dom_string *name,
+		struct dom_nodelist **result);
+
+dom_exception _dom_html_element_get_elements_by_tag_name_ns(
+		struct dom_element *element, dom_string *namespace,
+		dom_string *localname, struct dom_nodelist **result);
+
+
 /* The protected virtual functions */
 void _dom_html_element_destroy(dom_node_internal *node);
 dom_exception _dom_html_element_copy(dom_node_internal *old,
 		dom_node_internal **copy);
 
+#define DOM_ELEMENT_VTABLE_HTML_ELEMENT \
+	_dom_element_get_tag_name, \
+	_dom_element_get_attribute, \
+	_dom_element_set_attribute, \
+	_dom_element_remove_attribute, \
+	_dom_element_get_attribute_node, \
+	_dom_element_set_attribute_node, \
+	_dom_element_remove_attribute_node, \
+	_dom_html_element_get_elements_by_tag_name, \
+	_dom_element_get_attribute_ns, \
+	_dom_element_set_attribute_ns, \
+	_dom_element_remove_attribute_ns, \
+	_dom_element_get_attribute_node_ns, \
+	_dom_element_set_attribute_node_ns, \
+	_dom_html_element_get_elements_by_tag_name_ns, \
+	_dom_element_has_attribute, \
+	_dom_element_has_attribute_ns, \
+	_dom_element_get_schema_type_info, \
+	_dom_element_set_id_attribute, \
+	_dom_element_set_id_attribute_ns, \
+	_dom_element_set_id_attribute_node, \
+	_dom_element_get_classes, \
+	_dom_element_has_class
+
 #define DOM_HTML_ELEMENT_PROTECT_VTABLE \
 	_dom_html_element_destroy, \
 	_dom_html_element_copy
-- 
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