function commerce_order_form_commerce_customer_customer_profile_delete_form_alter in Commerce Core 7

Implements hook_form_FORM_ID_alter().

When a profile is being deleted, display a message on the confirmation form saying how many times the it has been referenced in all orders.

File

modules/order/commerce_order.module, line 617

Defines the core Commerce order entity and API functions to manage orders and interact with them.

Code

function commerce_order_form_commerce_customer_customer_profile_delete_form_alter(&$form, &$form_state) {
  $items = array();

  // Check the data in every customer profile reference field.
  foreach (commerce_info_fields('commerce_customer_profile_reference') as $field_name => $field) {

    // Query for any entity referencing the deleted profile in this field.
    $query = new EntityFieldQuery();
    $query
      ->fieldCondition($field_name, 'profile_id', $form_state['customer_profile']->profile_id, '=');
    $result = $query
      ->execute();

    // If results were returned...
    if (!empty($result)) {

      // Loop over results for each type of entity returned.
      foreach ($result as $entity_type => $data) {
        if (($count = count($data)) > 0) {

          // For order references, display a message about the inability of the
          // customer profile to be deleted and disable the submit button.
          if ($entity_type == 'commerce_order') {

            // Load the referencing order.
            $order = reset($data);
            $order = commerce_order_load($order->order_id);

            // Only exit here if the order is in a non-cart status.
            if (!array_key_exists($order->status, commerce_order_statuses(array(
              'cart' => TRUE,
            )))) {
              $description = t('This customer profile is referenced by Order @order_number and therefore cannot be deleted. Disable it instead.', array(
                '@order_number' => $order->order_number,
              ));
              $form['description']['#markup'] .= '<p>' . $description . '</p>';
              $form['actions']['submit']['#disabled'] = TRUE;
              return;
            }
          }

          // Load the entity information.
          $entity_info = entity_get_info($entity_type);

          // Add a message regarding the references.
          $items[] = t('@entity_label: @count', array(
            '@entity_label' => $entity_info['label'],
            '@count' => $count,
          ));
        }
      }
    }
  }
  if (!empty($items)) {
    $form['description']['#markup'] .= '<p>' . t('This customer profile is referenced by the following entities: !entity_list', array(
      '!entity_list' => theme('item_list', array(
        'items' => $items,
      )),
    )) . '</p>';
  }
}