/**
* Implements Drupal_RichSnippets_SchemaPreprocessorAbstract::getSchemaFields().
*/
public function getSchemaFields($schema)
{
$schema_fields = array();
$rdf_mappings = rich_snippets_get_rdf_schema_mappings($this->_entityType, $this->_bundle);
if (!empty($rdf_mappings[$schema])) {
foreach ($rdf_mappings[$schema] as $field_name) {
$items = field_get_items($this->_entityType, $this->_entity, $field_name);
$schema_fields[$field_name] = $items ? $items : array();
}
}
return $schema_fields;
}
/**
* Returns the entity field / Solr field mappings for all fields associated
* with the passed schema.
*
* @param string $schema
* The schema that mappings are generated for.
*
* @return array
* An associative array keyed by schema field name to solr field name.
*/
public function getFieldSchemaMappings($schema)
{
$schema_mappings = array();
// Check if there are any fields associated with the requested schema.
$this->_rdfMappings = rich_snippets_get_rdf_schema_mappings($this->_entityType, $this->_bundle);
if (!empty($this->_rdfMappings[$schema])) {
// If so, get the Solr field name associated with the Drupal field name.
$key_mappings = apachesolr_get_index_key_map($this->_entityType);
foreach ($this->_rdfMappings[$schema] as $field_name) {
if (isset($key_mappings[$field_name])) {
$schema_mappings[$field_name] = $key_mappings[$field_name];
}
}
}
return $schema_mappings;
}
