function _encryptfapi_encrypt_element in Encrypt Form API 7.2

Helper function to recursively process an element for encryption.

Parameters

$element: The element to process.

1 call to _encryptfapi_encrypt_element()

_encryptfapi_form_validate in ./encryptfapi.module

Form validation callback.

File

./encryptfapi.module, line 54

Main module file for Encrypt Form API.

Code

function _encryptfapi_encrypt_element(&$element, &$form_state) {
  $element_types =& drupal_static(__FUNCTION__);
  if (!isset($element_types)) {
    $element_types = _encryptfapi_supported_element_types();
  }
  foreach (element_children($element) as $key) {
    $child =& $element[$key];
    if (is_array($child)) {
      _encryptfapi_encrypt_element($child, $form_state);
    }

    // If the element is not marked for encryption or if it's not a type
    // supported by this module, skip it.
    if (!isset($child['#encrypt']) || $child['#encrypt'] != TRUE || !in_array($child['#type'], $element_types)) {
      continue;
    }
    $value = drupal_array_get_nested_value($form_state['values'], $child['#parents']);

    // If the value is empty, skip it.
    if (empty($value)) {
      continue;
    }

    // Encrypt the value.
    $value = _encryptfapi_encrypt_element_value($child, $value);

    // If encryption failed, display an error.
    if (empty($value)) {
      form_error($child, t('The field %field could not be encrypted.', array(
        '%field' => $child['#title'],
      )));
    }
    else {
      drupal_array_set_nested_value($form_state['values'], $child['#parents'], $value);
    }
  }
}