function rich_snippets_apachesolr_query_alter in Rich Snippets 7

Implements hook_apachesolr_query_alter().

Include all fields that have associated schema.

File

./rich_snippets.apachesolr.inc, line 114

Apache Solr Search Integration hook implementations and helper functions.

Code

function rich_snippets_apachesolr_query_alter($query) {
  $solr_fields = array();

  // Add highlighting to the title.
  $query
    ->addParam('hl.fl', 'label');

  // Load the Apache Solr Search Integration API functions if they don't exist.
  if (!function_exists('apachesolr_get_field_mappings')) {
    module_load_include('inc', 'rich_snippets', 'rich_snippets.legacy_apachesolr_get_field_mappings');
  }
  if (!function_exists('apachesolr_get_index_key_map')) {
    module_load_include('inc', 'rich_snippets', 'rich_snippets.legacy_apachesolr_get_index_key_map');
  }

  // Load the environment associated with this query.
  $env_id = $query
    ->solr('getId');
  $enviromnent = apachesolr_environment_load($env_id);

  // For all bundles indexed by this environment, gather a list of Solr fields
  // that will need to be returned by the Solr server so we can append them to
  // the rich snippets.
  foreach ($enviromnent['index_bundles'] as $entity_type => $bundles) {
    $key_mappings = apachesolr_get_index_key_map($entity_type);
    foreach ($bundles as $bundle) {
      $rdf_mappings = rich_snippets_get_rdf_schema_mappings($entity_type, $bundle);
      foreach ($rdf_mappings as $schema => $fields) {
        foreach ($fields as $field) {
          if (0 === strpos($field, 'field_') && isset($key_mappings[$field])) {

            // Map the fiel to the corresponsding field in Solr.
            $solr_fields[$field] = array(
              $key_mappings[$field],
            );

            // Assume that images map to an image field, so add the info field.
            if ('image' == $schema) {
              $solr_fields[$field][] = rich_snippets_get_apachesolr_image_info_field($key_mappings[$field]);
            }
          }
        }
      }
    }
  }

  // Add each field to the list of returned fields.
  foreach ($solr_fields as $field_names) {
    foreach ($field_names as $field_name) {
      $query
        ->addParam('fl', $field_name);
    }
  }

  // Add the field storing the schema mappings.
  $query
    ->addParam('fl', 'zm_rdf_schema_mappings');
}