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[mujs] element.closest

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This commit is contained in:
Witold Filipczyk 2024-05-07 16:41:30 +02:00
parent 786cbf9500
commit 4da6e1f85a
1 changed files with 35 additions and 27 deletions

62
src/ecmascript/mujs/element.c

@ -2256,46 +2256,54 @@ mjs_element_closest(js_State *J)
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
// TODO
#if 0
xmlpp::Element *el = static_cast<xmlpp::Element *>(mjs_getprivate(J, 0));
dom_node *el = (dom_node *)(mjs_getprivate(J, 0));
void *res = NULL;
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)js_getcontext(J);
struct document_view *doc_view = interpreter->vs->doc_view;
struct document *document = doc_view->document;
if (!el) {
if (!document->dom) {
js_pushnull(J);
return;
}
const char *str = js_tostring(J, 1);
xmlpp::ustring css = str;
xmlpp::ustring xpath = css2xpath(css);
const char *selector = js_tostring(J, 1);
xmlpp::Node::NodeSet elements;
if (!selector) {
js_pushnull(J);
return;
}
dom_node *root = NULL; /* root element of document */
/* Get root element */
dom_exception exc = dom_document_get_document_element(document->dom, &root);
try {
elements = el->find(xpath);
} catch (xmlpp::exception &e) {
if (exc != DOM_NO_ERR || !root) {
js_pushnull(J);
return;
}
if (elements.size() == 0) {
js_pushnull(J);
return;
}
while (el) {
res = el_match_selector(selector, el);
while (el)
{
for (auto node: elements)
{
if (isAncestor(el, node))
{
mjs_push_element(J, node);
return;
}
if (res) {
break;
}
el = el->get_parent();
if (el == root) {
break;
}
dom_node *node = NULL;
exc = dom_node_get_parent_node(el, &node);
if (exc != DOM_NO_ERR || !node) {
break;
}
el = node;
}
#endif
js_pushnull(J);
dom_node_unref(root);
if (!res) {
js_pushnull(J);
return;
}
mjs_push_element(J, res);
}
static void