function environment_indicator_update_7202 in Environment Indicator 7.2

Migrate the old variables to the default environment.

File

./environment_indicator.install, line 161

Install implementation file.

Code

function environment_indicator_update_7202(&$sandbox) {
  module_load_include('inc', 'ctools', 'includes/export');
  $default_environment = ctools_export_crud_load('environment_indicator_environment', 'default_environment');

  // We want to load the environment variables directly from the database, not
  // from settings.php. Using variable_get() is thus not an option, since it
  // uses the values from settings.php to override those in the database.
  $result = db_query("SELECT * FROM {variable} WHERE name LIKE 'environment_indicator_%'");
  $updated = FALSE;
  if ($result) {
    while ($row = $result
      ->fetchAssoc()) {
      switch ($row['name']) {
        case 'environment_indicator_color':
          $default_environment->settings['color'] = unserialize($row['value']);
          variable_del($row['name']);
          $updated = TRUE;
          break;
        case 'environment_indicator_text':
          $default_environment->name = unserialize($row['value']);
          variable_del($row['name']);
          $updated = TRUE;
          break;
        case 'environment_indicator_enabled':
        case 'environment_indicator_margin':
        case 'environment_indicator_position':

          // This variable is no longer used. Remove it.
          variable_del($row['name']);
          break;
        case 'environment_indicator_suppress_pages':

          // This variable is still used, keep it.
          break;
      }
    }
  }

  // Only save if the default environment was not edited yet. The old variables
  // have been removed nonetheless.
  if (!($defaut_environment->export_type & EXPORT_IN_DATABASE) && $default_environment->export_module == 'environment_indicator' && $updated) {
    ctools_export_crud_save('environment_indicator_environment', $default_environment);
    return t('Your default environment was updated with your previous configuration.');
  }
}