Club Drupal

 * Insert a conditional rule group into the database.

 */

function webform_conditional_insert($conditional) {

  drupal_write_record('webform_conditional', $conditional);

  foreach ($conditional['rules'] as $rid => $rule) {

    $rule['nid'] = $conditional['nid'];

 * Update a conditional setting in the database.

 */

function webform_conditional_update($node, $conditional) {

  webform_conditional_delete($node, $conditional);

  webform_conditional_insert($conditional);

}

 * Delete a conditional rule group.

 */

function webform_conditional_delete($node, $conditional) {

  db_delete('webform_conditional')

    ->condition('nid', $node->nid)

    ->condition('rgid', $conditional['rgid'])