function _password_field_get_instance_details in Password Field 7

Get field instance details.

Given an element and form state, load details of the field instance and the entity type it is attached to.

1 call to _password_field_get_instance_details()

_password_field_load_current_value in ./password_field.module

Load field value.

File

./password_field.module, line 151

Password Field Module

Code

function _password_field_get_instance_details($element, $form_state) {

  // Parse the element name to determine field name, language, and delta.
  $pattern = '/^([^\\[]+)\\[([^\\[]+)]\\[([^\\[]+)\\]/';
  if (!preg_match($pattern, $element['#name'], $matches)) {
    return;
  }
  list($full_match, $field_name, $langcode, $delta) = $matches;

  // Get the entity type and the entity itself.
  $field_instance = $form_state['field'][$field_name][$langcode]['instance'];
  $entity_type = $field_instance['entity_type'];
  return array(
    'field_name' => $field_name,
    'langcode' => $langcode,
    'delta' => $delta,
    'entity_type' => $entity_type,
  );
}