Profile: romanB-3

// COMMA-SEPARATED LIST OF N-LEVEL TAXONOMY TERM IDS OR SLUGS
// n => Number, hierarchical level
// format => String "id" (default) or "slug"
// taxonomy => String "taxonomy-slug"
// Ex. [n-level-term n="2" format="slug" taxonomy="book-tax"]
function n_level_terms_func($atts) {
  $a = shortcode_atts( array(
      'n' => '0',
      'format'=>'id',
      'taxonomy' => ''
  ), $atts );
  $tax = $a['taxonomy'];
  $terms = get_terms( $tax, array( 'hide_empty' => false) );
  $returns = array();
  foreach( $terms as $term ) {
    if( isset($term->term_id) ){
      $ancestors = get_ancestors( $term->term_id, $tax );
      $count = count( $ancestors ) + 1;
      if( $count == $a['n'] )
      {
        $returns[] = $a['format'] == 'id' ? $term->term_id : $term->slug;
      }
    }
  }
 
  return implode( ',', $returns);
}
add_shortcode("n-level-terms", "n_level_terms_func");

[wpv-view name="Filtered Term View" terms="[n-level-terms n='4' format='id' taxonomy='places']"]