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[quickjs] element.getElementsByTagName

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This commit is contained in:
Witold Filipczyk 2022-12-21 15:40:53 +01:00
parent 7a1c315522
commit 0157c537aa
1 changed files with 40 additions and 0 deletions
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40
src/ecmascript/quickjs/element.cpp
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@ -1396,6 +1396,45 @@ js_element_getAttributeNode(JSContext *ctx, JSValueConst this_val, int argc, JSV
return getAttr(ctx, attr);
}
static JSValue
js_element_getElementsByTagName(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
if (argc != 1) {
return JS_FALSE;
}
xmlpp::Element *el = static_cast<xmlpp::Element *>(js_getopaque(this_val, js_element_class_id));
if (!el) {
return JS_UNDEFINED;
}
const char *str;
size_t len;
str = JS_ToCStringLen(ctx, &len, argv[0]);
if (!str) {
return JS_EXCEPTION;
}
xmlpp::ustring id = str;
JS_FreeCString(ctx, str);
std::transform(id.begin(), id.end(), id.begin(), ::tolower);
xmlpp::ustring xpath = "//";
xpath += id;
xmlpp::Node::NodeSet *elements = new(std::nothrow) xmlpp::Node::NodeSet;
if (!elements) {
return JS_NULL;
}
*elements = el->find(xpath);
return getCollection(ctx, elements);
}
static JSValue
js_element_hasAttribute(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
@ -1883,6 +1922,7 @@ static const JSCFunctionListEntry js_element_proto_funcs[] = {
JS_CFUNC_DEF("contains", 1, js_element_contains),
JS_CFUNC_DEF("getAttribute", 1, js_element_getAttribute),
JS_CFUNC_DEF("getAttributeNode",1, js_element_getAttributeNode),
JS_CFUNC_DEF("getElementsByTagName", 1, js_element_getElementsByTagName),
JS_CFUNC_DEF("hasAttribute", 1, js_element_hasAttribute),
JS_CFUNC_DEF("hasAttributes", 0, js_element_hasAttributes),
JS_CFUNC_DEF("hasChildNodes", 0, js_element_hasChildNodes),