function facetapi_update_7001 in Facet API 7

Same name and namespace in other branches

1. 7.2 facetapi.install \facetapi_update_7001()

Hashes all blocks deltas related to Facet API.

File

./facetapi.install, line 126

Install, update, and uninstall functions for the Facet API module.

Code

function facetapi_update_7001() {

  // Clears the delta cache.
  db_delete('cache')
    ->condition('cid', 'facetapi:delta_map')
    ->execute();

  // Deletes blocks that are not enabled so they will get re-hashed.
  db_delete('block')
    ->condition('module', 'facetapi')
    ->condition('status', 0)
    ->execute();

  // Rehashes deltas of enabled facet blocks.
  $result = db_query("SELECT delta, bid FROM {block} WHERE module = 'facetapi'");
  foreach ($result as $record) {
    $current_search = FALSE;

    // Extracts the searcher, realm name, and facet name from $delta.
    // Process the parts from the end in case the searcher includes a ':'.
    $parts = explode(':', $record->delta);
    $facet_name = array_pop($parts);
    $realm_name = array_pop($parts);
    $searcher = implode(':', $parts);

    // We are viewing the current search block.
    if (!$searcher && 'current_search' == $facet_name) {
      $current_search = TRUE;
    }

    // If we don't have a searcher and we aren't viewing the current search
    // block, delta is probably hashed and we should continue to the next one.
    if (!$current_search && !$searcher) {

      // Let's do some block cleanup. Anything less that 32 chars is NOT a hash
      // and doesn't need to be in the database.
      if (strlen($record->delta) == 32) {
        continue;
      }
      else {
        db_delete('block')
          ->condition('bid', $record->bid)
          ->execute();
      }
    }

    // Hashes the delta and updates.
    $delta = substr(drupal_hash_base64($record->delta), 0, 32);
    db_update('block')
      ->fields(array(
      'delta' => $delta,
    ))
      ->condition('module', 'facetapi')
      ->condition('delta', $record->delta)
      ->execute();
  }
}