taxonomy_del_term

• Drupal 4.6
• Drupal 4.7
• Drupal 5
• Drupal 6

Versions

4.6 – 6

taxonomy_del_term($tid)

Code

modules/taxonomy.module, line 291

<?php
function taxonomy_del_term($tid) {
  $tids = array($tid);
  while ($tids) {
    $children_tids = $orphans = array();
    foreach ($tids as $tid) {
      // See if any of the term's children are about to be become orphans:
      if ($children = taxonomy_get_children($tid)) {
        foreach ($children as $child) {
          // If the term has multiple parents, we don't delete it.
          $parents = taxonomy_get_parents($child->tid);
          if (count($parents) == 1) {
            $orphans[] = $child->tid;
          }
        }
      }

      $term = taxonomy_get_term($tid);

      db_query('DELETE FROM {term_data} WHERE tid = %d', $tid);
      db_query('DELETE FROM {term_hierarchy} WHERE tid = %d', $tid);
      db_query('DELETE FROM {term_relation} WHERE tid1 = %d OR tid2 = %d', $tid, $tid);
      db_query('DELETE FROM {term_synonym} WHERE tid = %d', $tid);
      db_query('DELETE FROM {term_node} WHERE tid = %d', $tid);

      module_invoke_all('taxonomy', 'delete', 'term', $term);
      drupal_set_message(t('Deleted term %name.', array('%name' => theme('placeholder', $term->name))));
    }

    $tids = $orphans;
  }

  cache_clear_all();
}
?>

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