public static function registerTagFilter(WP_Query $query)
{
if (isset($query->query_vars['post_type']) && $query->query_vars['post_type'] == CMA_Thread::POST_TYPE && (!isset($query->query_vars['widget']) || $query->query_vars['widget'] !== true) && !$query->is_single && !$query->is_404 && !$query->is_author && isset($_GET['cmatag'])) {
if (!$query->get('widget') && !$query->get('user_questions')) {
$query = CMA_Thread::tagFilter($query, $_GET['cmatag']);
}
}
}
