function locale_update_8001

Language type 'language' renamed to 'language_interface'.

Related topics

File

drupal/core/modules/locale/locale.install, line 285

Install, update, and uninstall functions for the Locale module.

Code

function locale_update_8001() {

  // Only change language_types if we had this setting saved. Keep order
  // of types because that is significant for value dependency.
  $types = update_variable_get('language_types', NULL);
  if (!empty($types) && isset($types['language'])) {
    $new_types = array();
    foreach ($types as $key => $type) {
      $new_types[$key == 'language' ? 'language_interface' : $key] = $type;
    }
    update_variable_set('language_types', $new_types);
  }

  // Rename language_negotiation_language setting if exists.
  $setting = update_variable_get('language_negotiation_language', NULL);
  if ($setting !== NULL) {
    update_variable_set('language_negotiation_language_interface', $setting);
    update_variable_del('language_negotiation_language');
  }

  // Rename locale_language_providers_weight_language setting if exists.
  $weight = update_variable_get('locale_language_providers_weight_language', NULL);
  if ($weight !== NULL) {
    update_variable_set('locale_language_providers_weight_language_interface', $weight);
    update_variable_del('locale_language_providers_weight_language');
  }

  // Update block data in all core block related tables. Contributed modules
  // storing data for blocks will need to update for themselves.
  $block_tables = array(
    'block',
    'block_node_type',
    'block_role',
  );
  foreach ($block_tables as $table) {

    // Perform the update only if the language switcher block data is available.
    $block_data = db_query_range('SELECT 1 FROM {' . $table . '} WHERE delta = :delta AND module = :module', 0, 1, array(
      ':delta' => 'language',
      ':module' => 'locale',
    ))
      ->fetchField();
    if ($block_data) {

      // If block information is rebuilt before performing the update, we might
      // already have data for the new delta. In this case we need to remove it
      // to avoid integrity constraint violation errors.
      db_delete($table)
        ->condition('delta', 'language_interface')
        ->condition('module', 'locale')
        ->execute();
      db_update($table)
        ->fields(array(
        'delta' => 'language_interface',
      ))
        ->condition('delta', 'language')
        ->condition('module', 'locale')
        ->execute();
    }
  }
}