function commerce_autosku_element_validate_sku_pattern in Commerce AutoSKU 7

1 string reference to 'commerce_autosku_element_validate_sku_pattern'

commerce_autosku_form_commerce_product_ui_product_type_form_alter in ./commerce_autosku.module

Implements hook_form_FORM_ID_alter().

File

./commerce_autosku.module, line 109

Module hooks and helper functions for commerce_autosku

Code

function commerce_autosku_element_validate_sku_pattern(&$element, &$form_state) {
  if ($form_state['values']['product_type']['autosku_status']) {
    $tokens = token_scan($element['#value']);
    if (empty($tokens)) {
      form_error($element, t('SKU pattern must contain at least one valid token.'));
      return;
    }
    if (isset($tokens['commerce-product']['sku'])) {
      form_error($element, t('You may not use the SKU token in the SKU Pattern.'));
      return;
    }
    if (!module_exists('token') && drupal_strlen($element['#value'])) {
      if (!isset($tokens['commerce-product']) || count($tokens) > 1) {
        form_error($element, t('You must have one or more product tokens, and no other kinds of tokens in the SKU Pattern.'));
      }
    }
  }
}