static int getSnippetType(String id) {
  if (!isSnippetID(id)) ret 0;
  ret getSnippetType(psI(id));
}
  
static int getSnippetType(long id) {
  ifndef NoResourceLoader
  IResourceLoader rl = vm_getResourceLoader();
  if (rl != null)
    ret rl.getSnippetType(fsI(id));
  endifndef
  
  ret getSnippetType_noResourceLoader(id);
}

static int getSnippetType_noResourceLoader(long id) ctex {
  if (isLocalSnippetID(id)) ret localSnippetType(id);
  if (isGeneralFileServerSnippet(id)) ret snippetType_data();
  if (isImageServerSnippet(id)) ret snippetType_image();
  ret parseInt(trim(loadPageSilently(new URL(tb_mainServer() + "/tb-int/getfield.php?id=" + id + "&field=type" + standardCredentials()))));
}

Began life as a copy of #1001012