$posts = Post::select(['uri-id', 'thr-parent-id'], ['parent-uri-id' => $parent['parent-uri-id']], [], false);
while ($post = Post::fetch($posts)) {
if ($post['uri-id'] == $post['thr-parent-id']) {
$posts = Post::select(['uri-id', 'thr-parent-id'], ['parent-uri-id' => $parent['parent-uri-id']], [], false);
while ($post = Post::fetch($posts)) {
if ($post['uri-id'] == $post['thr-parent-id']) {