function taxonomy_manager_switch in Taxonomy Manager 6.2

Same name and namespace in other branches

1. 7 taxonomy_manager.admin.inc \taxonomy_manager_switch()

Changes vocabulary of given terms and its children conflicts might be possible with multi-parent terms!

1 call to taxonomy_manager_switch()

taxonomy_manager_double_tree_edit_switch in ./taxonomy_manager.admin.inc

File

./taxonomy_manager.admin.inc, line 2001

Taxonomy Manager Admin

Code

function taxonomy_manager_switch($tids, $from_voc, $to_voc, $parents = array()) {
  foreach ($tids as $tid) {

    //hook to inform modules about the changes
    module_invoke_all('taxonomy_manager_term', 'switch', $tid, $from_voc, $to_voc);
    $children = taxonomy_get_tree($from_voc, $tid);
    $place_holder = array();
    $terms_to_switch = array();
    foreach ($children as $child) {
      $placeholder[] = '%d';
      $terms_to_switch[] = $child->tid;
    }
    $placeholder[] = '%d';
    $terms_to_switch[] = $tid;
    db_query("UPDATE {term_data} SET vid = %d WHERE tid IN (" . implode(', ', $placeholder) . ")", array_merge(array(
      $to_voc,
    ), $terms_to_switch));

    //delete references to parents from the old voc
    foreach ($children as $child) {
      $term_parents = taxonomy_get_parents($child->tid);
      foreach ($term_parents as $term_parent) {
        if ($term_parent->vid != $to_voc) {
          db_query("DELETE FROM {term_hierarchy} WHERE tid = %d AND parent = %d", $child->tid, $term_parent->tid);
        }
      }
    }

    //set parent of the selected term
    if (!count($parents)) {
      $parents[0] = 0;
    }
    taxonomy_manager_move($parents, array(
      $tid,
    ));
    taxonomy_manager_update_voc($to_voc, $parents);
  }
}