function metatag_update_delete_config in Metatag 7

Remove a specific meta tag from all configs.

Parameters

string $tag_name: The meta tag that is to be removed.

2 calls to metatag_update_delete_config()

metatag_verification_update_7100 in metatag_verification/metatag_verification.install

Remove the Alexa verification tag.

metatag_verification_update_7101 in metatag_verification/metatag_verification.install

Remove the Yahoo verification tag.

File

./metatag.install, line 805

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

Code

function metatag_update_delete_config($tag_name) {

  // Find all {metatag_config} records that contained an entry for the meta tag.
  $records = db_select('metatag_config', 'm')
    ->fields('m', array(
    'cid',
    'config',
  ))
    ->condition('m.config', '%' . db_like('"' . $tag_name . '"') . '%', 'LIKE')
    ->execute();

  // This message will be returned if nothing needed to be updated.
  $none_message = t('No Metatag configuration records needed to have the "@tag" meta tag removed.', array(
    '@tag' => $tag_name,
  ));

  // Loop over the values and correct them.
  if ($records
    ->rowCount() == 0) {
    drupal_set_message($none_message);
  }
  else {

    // Loop over the values and correct them.
    $counter = 0;
    foreach ($records as $record) {
      $record->config = unserialize($record->config);
      if (isset($record->config[$tag_name])) {
        unset($record->config[$tag_name]);
        drupal_write_record('metatag_config', $record, array(
          'cid',
        ));
        $counter++;
      }
    }
    if ($counter == 0) {
      drupal_set_message($none_message);
    }
    else {
      drupal_set_message(t('Removed the "@tag" meta tag for @count configurations.', array(
        '@tag' => $tag_name,
        '@count' => $counter,
      )));
    }
  }

  // Clear all Metatag caches.
  cache_clear_all('*', 'cache_metatag', TRUE);
  drupal_static_reset('metatag_config_load_with_defaults');
  drupal_static_reset('metatag_entity_supports_metatags');
  drupal_static_reset('metatag_config_instance_info');
  drupal_static_reset('metatag_get_info');
  ctools_include('export');
  ctools_export_load_object_reset('metatag_config');
}