Club Drupal

/**

 * Allows modules to alter the default values for an address field.

 *

 * @param $default_values

 *   The array of default values. The country is populated from the

 *   'default_country' widget setting.

 * @param $context

 *   An array with the following keys:

 *   - field: The field array.

 *   - instance: The instance array.

 *   - address: The current address values. Allows for per-country defaults.

 */

function hook_addressfield_default_values_alter(&$default_values, $context) {

  // If no other default country was provided, set it to France.

  // Note: you might want to check $context['instance']['required'] and

  // skip setting the default country if the field is optional.

  if (empty($default_values['country'])) {

    $default_values['country'] = 'FR';

  }

  // Determine the country for which other defaults should be provided.

  $selected_country = $default_values['country'];

  if (isset($context['address']['country'])) {

    $selected_country = $context['address']['country'];

  }

  // Add defaults for the US.

  if ($selected_country == 'US') {

    $default_values['locality'] = 'New York';

    $default_values['administrative_area'] = 'NY';

  }

}