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[quickjs] element.outerHTML setter

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This commit is contained in:
Witold Filipczyk 2024-05-08 18:47:21 +02:00
parent 46a213ae49
commit 58bf489719
1 changed files with 142 additions and 1 deletions
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143
src/ecmascript/quickjs/element.c
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@ -1871,6 +1871,147 @@ js_element_set_property_lang(JSContext *ctx, JSValueConst this_val, JSValue val)
return JS_UNDEFINED;
}
static JSValue
js_element_set_property_outerHtml(JSContext *ctx, JSValueConst this_val, JSValue val)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
REF_JS(val);
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
struct view_state *vs = interpreter->vs;
if (!vs) {
return JS_UNDEFINED;
}
dom_node *el = (dom_node *)(js_getopaque(this_val, js_element_class_id));
if (!el) {
return JS_UNDEFINED;
}
dom_node *parent = NULL;
dom_exception exc = dom_node_get_parent_node(el, &parent);
if (exc != DOM_NO_ERR) {
return JS_UNDEFINED;
}
size_t size;
const char *s = JS_ToCStringLen(ctx, &size, val);
if (!s) {
return JS_EXCEPTION;
}
struct dom_node *cref = NULL;
dom_hubbub_parser_params parse_params;
dom_hubbub_error error;
dom_hubbub_parser *parser = NULL;
struct dom_document *doc = NULL;
struct dom_document_fragment *fragment = NULL;
struct dom_node *child = NULL, *html = NULL, *body = NULL;
struct dom_nodelist *bodies = NULL;
exc = dom_node_get_owner_document(el, &doc);
if (exc != DOM_NO_ERR) goto out;
parse_params.enc = "UTF-8";
parse_params.fix_enc = true;
parse_params.enable_script = false;
parse_params.msg = NULL;
parse_params.script = NULL;
parse_params.ctx = NULL;
parse_params.daf = NULL;
error = dom_hubbub_fragment_parser_create(&parse_params,
doc,
&parser,
&fragment);
if (error != DOM_HUBBUB_OK) {
fprintf(stderr, "Unable to create fragment parser!");
goto out;
}
error = dom_hubbub_parser_parse_chunk(parser, (const uint8_t*)s, size);
if (error != DOM_HUBBUB_OK) {
fprintf(stderr, "Unable to parse HTML chunk");
goto out;
}
error = dom_hubbub_parser_completed(parser);
if (error != DOM_HUBBUB_OK) {
fprintf(stderr, "Unable to complete parser");
goto out;
}
/* The first child in the fragment will be an HTML element
* because that's how hubbub works, walk through that to the body
* element hubbub will have created, we want to migrate that element's
* children into ourself.
*/
exc = dom_node_get_first_child(fragment, &html);
if (exc != DOM_NO_ERR) goto out;
/* We can then ask that HTML element to give us its body */
exc = dom_element_get_elements_by_tag_name(html, corestring_dom_BODY, &bodies);
if (exc != DOM_NO_ERR) goto out;
/* And now we can get the body which will be the zeroth body */
exc = dom_nodelist_item(bodies, 0, &body);
if (exc != DOM_NO_ERR) goto out;
/* Migrate the children */
exc = dom_node_get_first_child(body, &child);
if (exc != DOM_NO_ERR) goto out;
while (child != NULL) {
exc = dom_node_remove_child(body, child, &cref);
if (exc != DOM_NO_ERR) goto out;
dom_node_unref(cref);
dom_node *spare = NULL;
exc = dom_node_insert_before(parent, child, el, &spare);
if (exc != DOM_NO_ERR) goto out;
dom_node_unref(spare);
dom_node_unref(cref);
dom_node_unref(child);
child = NULL;
exc = dom_node_get_first_child(body, &child);
if (exc != DOM_NO_ERR) goto out;
}
exc = dom_node_remove_child(parent, el, &cref);
if (exc != DOM_NO_ERR) goto out;
out:
if (parser != NULL) {
dom_hubbub_parser_destroy(parser);
}
if (doc != NULL) {
dom_node_unref(doc);
}
if (fragment != NULL) {
dom_node_unref(fragment);
}
if (child != NULL) {
dom_node_unref(child);
}
if (html != NULL) {
dom_node_unref(html);
}
if (bodies != NULL) {
dom_nodelist_unref(bodies);
}
if (body != NULL) {
dom_node_unref(body);
}
if (cref != NULL) {
dom_node_unref(cref);
}
dom_node_unref(parent);
JS_FreeCString(ctx, s);
interpreter->changed = 1;
return JS_UNDEFINED;
}
static JSValue
js_element_set_property_title(JSContext *ctx, JSValueConst this_val, JSValue val)
{
@ -3107,7 +3248,7 @@ static const JSCFunctionListEntry js_element_proto_funcs[] = {
JS_CGETSET_DEF("offsetParent", js_element_get_property_offsetParent, NULL),
// JS_CGETSET_DEF("offsetTop", js_element_get_property_offsetTop, NULL),
// JS_CGETSET_DEF("offsetWidth", js_element_get_property_offsetWidth, NULL),
JS_CGETSET_DEF("outerHTML", js_element_get_property_outerHtml, NULL),
JS_CGETSET_DEF("outerHTML", js_element_get_property_outerHtml, js_element_set_property_outerHtml),
JS_CGETSET_DEF("ownerDocument", js_element_get_property_ownerDocument, NULL),
JS_CGETSET_DEF("parentElement", js_element_get_property_parentElement, NULL),
JS_CGETSET_DEF("parentNode", js_element_get_property_parentNode, NULL),