function _countries_country_expand in Countries 7.2

Same name and namespace in other branches

1. 8 countries.elements.inc \_countries_country_expand()

Our process callback to expand the country FAPI element.

1 call to _countries_country_expand()

countries_country_expand in ./countries.module

Our process callback to expand the country FAPI element.

File

./countries.elements.inc, line 88

Defines all element related code for the countries module.

Code

function _countries_country_expand($element) {
  if (empty($element['#options'])) {
    if (empty($element['#filters'])) {
      $element['#filters']['enabled'] = COUNTRIES_ENABLED;
    }
    $element['#options'] = countries_get_countries('name');
  }
  $element['#options'] = countries_filter($element['#options'], $element['#filters']);

  // Allow other modules to update this list.
  countries_invoke_additional_countries_alter($element['#options']);

  // Ensure that this is set in case '#hide_empty' is used.
  if (empty($element['#required']) && !isset($element['#empty_value'])) {
    $element['#empty_value'] = '';
  }

  // Adds a hidden element style for support of the continent-country widget.
  if (!empty($element['#hide_empty'])) {

    // Only return the element if it's not empty.
    $count = count($element['#options']);
    if (!$count || $count == 1 && isset($element['#options'][$element['#empty_value']])) {
      $element += array(
        '#prefix' => '',
        '#suffix' => '',
      );
      $element['#prefix'] .= '<div style="display: none;">';
      $element['#suffix'] = '</div>' . $element['#suffix'];
    }
  }
  return $element;
}