DOM: Some methods of the Element interface defined.

src/document/dom/ecmascript/spidermonkey/Element.c

@@ -5,17 +5,34 @@
 #include "elinks.h"
 
 #include "document/dom/ecmascript/spidermonkey.h"
+#include "document/dom/ecmascript/spidermonkey/Attr.h"
 #include "document/dom/ecmascript/spidermonkey/Element.h"
 #include "document/dom/ecmascript/spidermonkey/Node.h"
+#include "dom/sgml/html/html.h"
+#include "dom/string.h"
 
 JSBool
 Element_getProperty(JSContext *ctx, JSObject *obj, jsval id, jsval *vp)
 {
+	struct dom_node *node;
+	uint16_t type;
+	unsigned char *elem_name;
+
 	if (!JSVAL_IS_INT(id))
 		return JS_TRUE;
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL)))
+		return JS_FALSE;
+
+	node = JS_GetPrivate(ctx, obj);
+	if (!node)
+		return JS_TRUE;
 	switch (JSVAL_TO_INT(id)) {
 	case JSP_ELEMENT_TAG_NAME:
-		/* Write me! */
+		type = node->data.element.type;
+		if (type > 0 && type < HTML_ELEMENTS) {
+			elem_name = sgml_html_info.elements[type].string.string;
+			string_to_jsval(ctx, vp, elem_name);
+		}
 		break;
 	case JSP_ELEMENT_SCHEMA_TYPE_INFO:
 		/* Write me! */
@@ -30,7 +47,15 @@ static JSBool
 Element_getAttribute(JSContext *ctx, JSObject *obj, uintN argc, jsval *argv,
 		jsval *rval)
 {
-	/* Write me! */
+	unsigned char *attr;
+
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL))
+	 || argc != 1)
+		return JS_FALSE;
+
+	/* This will work only with HTML. --witekfl */
+	attr = jsval_to_string(ctx, &argv[0]);
+	JS_GetProperty(ctx, obj, attr, rval);
 	return JS_TRUE;
 }
 
@@ -38,7 +63,15 @@ static JSBool
 Element_setAttribute(JSContext *ctx, JSObject *obj, uintN argc, jsval *argv,
 		jsval *rval)
 {
-	/* Write me! */
+	unsigned char *attr;
+
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL))
+	 || argc != 2)
+		return JS_FALSE;
+
+	/* This will work only with HTML. --witekfl */
+	attr = jsval_to_string(ctx, &argv[0]);
+	JS_SetProperty(ctx, obj, attr, &argv[1]);
 	return JS_TRUE;
 }
 
@@ -46,7 +79,14 @@ static JSBool
 Element_removeAttribute(JSContext *ctx, JSObject *obj, uintN argc, jsval *argv,
 		jsval *rval)
 {
-	/* Write me! */
+	unsigned char *attr;
+	
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL))
+	 || argc != 1)
+		return JS_FALSE;
+
+	attr = jsval_to_string(ctx, &argv[0]);
+	JS_SetProperty(ctx, obj, attr, NULL); /* Special case. */
 	return JS_TRUE;
 }
 
@@ -54,7 +94,32 @@ static JSBool
 Element_getAttributeNode(JSContext *ctx, JSObject *obj, uintN argc, jsval *argv,
 		jsval *rval)
 {
-	/* Write me! */
+	struct dom_node *node, *searched;
+	struct dom_node_list *list;
+	struct dom_string name;
+	unsigned char *attr;
+	JSObject *ret = NULL;
+
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL))
+	 || argc != 1)
+		return JS_FALSE;
+
+	node = JS_GetPrivate(ctx, obj);
+	if (!node)
+		return JS_FALSE;
+
+	attr = jsval_to_string(ctx, &argv[0]);
+	if (!attr) {
+		undef_to_jsval(ctx, rval);
+		return JS_TRUE;
+	}
+	list = node->data.element.map;
+	name.string = attr;
+	name.length = strlen(attr);
+	searched = get_dom_node_map_entry(list, DOM_NODE_ATTRIBUTE, 0, &name);
+	if (searched)
+		ret = searched->ecmascript_obj;
+	object_to_jsval(ctx, rval, ret);
 	return JS_TRUE;
 }
 
@@ -62,7 +127,33 @@ static JSBool
 Element_setAttributeNode(JSContext *ctx, JSObject *obj, uintN argc, jsval *argv,
 		jsval *rval)
 {
-	/* Write me! */
+	jsval v;
+	struct dom_node *node, *searched;
+	struct dom_node_list *list;
+	struct dom_string name;
+	JSObject *attr, *ret = NULL;
+	unsigned char *data;
+ 
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL))
+	 || argc != 1)
+		return JS_FALSE;
+	attr = JSVAL_TO_OBJECT(argv[0]);
+	if (!JS_InstanceOf(ctx, attr, (JSClass *)&Attr_class, NULL))
+		return JS_FALSE;
+
+	JS_GetProperty(ctx, attr, "name", &v);
+	data = jsval_to_string(ctx, &v);
+	if (data) {
+		name.string = data;
+		name.length = strlen(data);
+		list = node->data.element.map;
+		searched = get_dom_node_map_entry(list, DOM_NODE_ATTRIBUTE, 0, &name);
+		if (searched)
+			ret = searched->ecmascript_obj;
+	}
+	JS_GetProperty(ctx, attr, "value", &v);
+	Element_setAttribute(ctx, obj, 1, &v, NULL);
+	object_to_jsval(ctx, rval, ret);
 	return JS_TRUE;
 }
 
@@ -70,7 +161,34 @@ static JSBool
 Element_removeAttributeNode(JSContext *ctx, JSObject *obj, uintN argc, jsval *argv,
 		jsval *rval)
 {
-	/* Write me! */
+	/* This is probably wrong! */
+	jsval v;
+	struct dom_node *node, *searched;
+	struct dom_node_list *list;
+	struct dom_string name;
+	JSObject *attr, *ret = NULL;
+	unsigned char *data;
+ 
+	if (!obj || (!JS_InstanceOf(ctx, obj, (JSClass *)&Element_class, NULL))
+	 || argc != 1)
+		return JS_FALSE;
+	attr = JSVAL_TO_OBJECT(argv[0]);
+	if (!JS_InstanceOf(ctx, attr, (JSClass *)&Attr_class, NULL))
+		return JS_FALSE;
+
+	JS_GetProperty(ctx, attr, "name", &v);
+	data = jsval_to_string(ctx, &v);
+	if (data) {
+		name.string = data;
+		name.length = strlen(data);
+		list = node->data.element.map;
+		searched = get_dom_node_map_entry(list, DOM_NODE_ATTRIBUTE, 0, &name);
+		if (searched)
+			ret = searched->ecmascript_obj;
+	}
+	undef_to_jsval(ctx, &v);
+	Element_setAttribute(ctx, obj, 1, &v, NULL);
+	object_to_jsval(ctx, rval, ret);
 	return JS_TRUE;
 }