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[spidermonkey] Placeholders for querySelector and querySelectorAll

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This commit is contained in:
Witold Filipczyk 2021-09-27 17:22:38 +02:00
parent 36cd234427
commit 1a51761134
1 changed files with 130 additions and 0 deletions
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130
src/ecmascript/spidermonkey/document.c
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@ -57,6 +57,12 @@
#include <iostream>
std::string css2xpath(std::string css)
{
/* TODO */
return css;
}
static xmlpp::Document emptyDoc;
static JSObject *getDoctype(JSContext *ctx, void *node);
@ -1261,6 +1267,8 @@ static bool document_getElementById(JSContext *ctx, unsigned int argc, JS::Value
static bool document_getElementsByClassName(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_getElementsByName(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_getElementsByTagName(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_querySelector(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_querySelectorAll(JSContext *ctx, unsigned int argc, JS::Value *rval);
const spidermonkeyFunctionSpec document_funcs[] = {
{ "createComment", document_createComment, 1 },
@ -1274,6 +1282,8 @@ const spidermonkeyFunctionSpec document_funcs[] = {
{ "getElementsByClassName", document_getElementsByClassName, 1 },
{ "getElementsByName", document_getElementsByName, 1 },
{ "getElementsByTagName", document_getElementsByTagName, 1 },
{ "querySelector", document_querySelector, 1 },
{ "querySelectorAll", document_querySelectorAll, 1 },
{ NULL }
};
@ -1977,6 +1987,126 @@ document_getElementsByTagName(JSContext *ctx, unsigned int argc, JS::Value *vp)
return true;
}
static bool
document_querySelector(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
if (argc != 1) {
args.rval().setBoolean(false);
return true;
}
JS::Realm *comp = js::GetContextRealm(ctx);
struct ecmascript_interpreter *interpreter = JS::GetRealmPrivate(comp);
struct document_view *doc_view = interpreter->vs->doc_view;
struct document *document = doc_view->document;
if (!document->dom) {
document->dom = document_parse(document);
}
if (!document->dom) {
args.rval().setNull();
return true;
}
xmlpp::Document *docu = (xmlpp::Document *)document->dom;
xmlpp::Element* root = (xmlpp::Element *)docu->get_root_node();
struct string cssstr;
init_string(&cssstr);
jshandle_value_to_char_string(&cssstr, ctx, args[0]);
xmlpp::ustring css = cssstr.source;
xmlpp::ustring xpath = css2xpath(css);
done_string(&cssstr);
auto elements = root->find(xpath);
if (elements.size() == 0) {
args.rval().setNull();
return true;
}
auto node = elements[0];
JSObject *elem = getElement(ctx, node);
if (elem) {
args.rval().setObject(*elem);
} else {
args.rval().setNull();
}
return true;
}
static bool
document_querySelectorAll(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
if (argc != 1) {
args.rval().setBoolean(false);
return true;
}
JS::Realm *comp = js::GetContextRealm(ctx);
struct ecmascript_interpreter *interpreter = JS::GetRealmPrivate(comp);
struct document_view *doc_view = interpreter->vs->doc_view;
struct document *document = doc_view->document;
if (!document->dom) {
document->dom = document_parse(document);
}
if (!document->dom) {
args.rval().setNull();
return true;
}
xmlpp::Document *docu = (xmlpp::Document *)document->dom;
xmlpp::Element* root = (xmlpp::Element *)docu->get_root_node();
struct string cssstr;
init_string(&cssstr);
jshandle_value_to_char_string(&cssstr, ctx, args[0]);
xmlpp::ustring css = cssstr.source;
xmlpp::ustring xpath = css2xpath(css);
done_string(&cssstr);
xmlpp::Node::NodeSet *elements = new xmlpp::Node::NodeSet;
*elements = root->find(xpath);
if (elements->size() == 0) {
args.rval().setNull();
return true;
}
JSObject *elem = getCollection(ctx, elements);
if (elem) {
args.rval().setObject(*elem);
} else {
args.rval().setNull();
}
return true;
}
JSClassOps doctype_ops = {
nullptr, // addProperty
nullptr, // deleteProperty