static void
es_gumbo_find_by_class_r(GumboNode *node, char **classes, duk_context *ctx,
int *idxp, es_gumbo_output_t *ego)
{
if(node->type != GUMBO_NODE_ELEMENT && node->type != GUMBO_NODE_TEMPLATE)
return;
const GumboElement *e = &node->v.element;
GumboAttribute *a = gumbo_get_attribute(&e->attributes, "class");
if(a != NULL) {
char **list = strvec_split(a->value, ' ');
for(int i = 0; classes[i] != NULL; i++) {
int found = 0;
for(int j = 0; list[j] != NULL; j++) {
if(!strcmp(list[j], classes[i])) {
found = 1;
break;
}
}
if(!found)
goto notfound;
}
push_gumbo_node(ctx, node, ego);
duk_put_prop_index(ctx, -2, (*idxp)++);
notfound:
strvec_free(list);
}
for(int i = 0; i < e->children.length; i++)
es_gumbo_find_by_class_r(e->children.data[i], classes, ctx, idxp, ego);
}
static prop_t *
prop_from_path(const char *path)
{
char **n = strvec_split(path, '/');
prop_t *p = prop_get_by_name((const char **)n, 1, NULL);
strvec_free(n);
return p;
}
static int
es_gumbo_find_by_class(duk_context *ctx)
{
es_gumbo_node_t *egn = es_get_native_obj(ctx, 0, &es_native_gumbo_node);
const char *cls = duk_to_string(ctx, 1);
int idx = 0;
duk_push_array(ctx);
char **classlist = strvec_split(cls, ' ');
es_gumbo_find_by_class_r(egn->node, classlist, ctx, &idx, egn->output);
strvec_free(classlist);
return 1;
}
