public function MigrateDestinationNodeRevision::bulkRollback in Migrate 7.2

Rolls back any versions that have been created.

Parameters

array $vids: Version ids to roll back.

Overrides MigrateDestinationNode::bulkRollback

File

plugins/destinations/node.inc, line 393

Support for node destinations.

Class

MigrateDestinationNodeRevision

Allows you to import revisions.

Code

public function bulkRollback(array $vids) {
  migrate_instrument_start('revision_delete_multiple');
  $this
    ->prepareRollback($vids);
  $nids = array();
  foreach ($vids as $vid) {
    if ($revision = node_load(NULL, $vid)) {
      db_delete('node_revision')
        ->condition('vid', $revision->vid)
        ->execute();
      module_invoke_all('node_revision_delete', $revision);
      field_attach_delete_revision('node', $revision);
      $nids[$revision->nid] = $revision->nid;
    }
  }
  $this
    ->completeRollback($vids);
  foreach ($nids as $nid) {
    $vid = db_select('node_revision', 'nr')
      ->fields('nr', array(
      'vid',
    ))
      ->condition('nid', $nid, '=')
      ->execute()
      ->fetchField();
    if (!empty($vid)) {
      db_update('node')
        ->fields(array(
        'vid' => $vid,
      ))
        ->condition('nid', $nid, '=')
        ->execute();
    }
  }
  migrate_instrument_stop('revision_delete_multiple');
}