Helper function to retrieve an RDF mapping from the database.

Parameters

$type: The entity type the mapping refers to.

$bundle: The bundle the mapping refers to.

Return value

An RDF mapping structure or an empty array if no record was found.

File

drupal-7.x/modules/rdf/rdf.module, line 192

Enables semantically enriched output for Drupal sites in the form of RDFa.

Code

function _rdf_mapping_load($type, $bundle) {
  $mapping = db_select('rdf_mapping')
    ->fields(NULL, array('mapping'))
    ->condition('type', $type)
    ->condition('bundle', $bundle)
    ->execute()
    ->fetchField();

  if (!$mapping) {
    return array();
  }
  return unserialize($mapping);
}