function webform_entity_uuid_save in Webform UUID 7

Implements hook_entity_uuid_save().

File

./webform_uuid.module, line 80

Code for the Webform UUID module.

Code

function webform_entity_uuid_save($entity, $entity_type) {

  // Only edit nodes that have webforms.
  if ($entity_type != 'node' || empty($entity->webform)) {
    return;
  }
  $entity->webform['nid'] = $entity->nid;

  // Import validation rules if they exist.
  if (empty($entity->webform['validation'])) {
    return;
  }
  foreach ($entity->webform['validation'] as $rule) {
    $rule['nid'] = $entity->webform['nid'];

    // There is no uuid for a rule, so attempt to see if a rule exists already.
    // This is imperfect because what if a rule changes dramatically?
    // How would you delete the previous version?
    // For now assume nid  validator  data = unique id.
    // For now assume nid + validator + data = unique id.
    // TODO: turn a rule into an entity or manually assign a UUID.
    $rule_exists_ruleid = db_query("SELECT ruleid FROM {webform_validation_rule} WHERE nid = :nid AND  validator = :validator AND data = :data", array(
      ':nid' => $rule['nid'],
      ':validator' => $rule['validator'],
      ':data' => $rule['data'],
    ))
      ->fetchField();
    if (!is_numeric($rule_exists_ruleid)) {

      // $rule['ruleid'] will be updated after node creation in hook_nodeapi().
      unset($rule['ruleid']);
      drupal_write_record('webform_validation_rule', $rule);

      // Set $rule_exists_ruleid to our new ruleid for the components to use.
      $rule_exists_ruleid = $rule['ruleid'];
    }
    foreach ($rule['components'] as $component) {

      // If this pairing already exists, don't add it again.
      $rule_component_exists = db_query("SELECT count(ruleid) FROM {webform_validation_rule_components} WHERE ruleid = :rid AND cid = :cid", array(
        ':rid' => $rule_exists_ruleid,
        ':cid' => $component['cid'],
      ))
        ->fetchField();
      if ($rule_component_exists == 0) {
        db_query("INSERT INTO {webform_validation_rule_components} (ruleid, cid) VALUES (:rid, :cid)", array(
          ':rid' => $rule_exists_ruleid,
          ':cid' => $component['cid'],
        ));
      }
    }
  }
}