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function apachesolr_entity_info_alter in Apache Solr Search 7

Same name and namespace in other branches
  1. 8 apachesolr.module \apachesolr_entity_info_alter()

Implements hook_entity_info_alter().

File

./apachesolr.module, line 1894
Integration with the Apache Solr search application.

Code

function apachesolr_entity_info_alter(&$entity_info) {

  // Load all environments
  $environments = apachesolr_load_all_environments();

  // Set those values that we know.  Other modules can do so
  // for their own entities if they want.
  $default_entity_info = array();
  $default_entity_info['node']['indexable'] = TRUE;
  $default_entity_info['node']['status callback'][] = 'apachesolr_index_node_status_callback';
  $default_entity_info['node']['document callback'][] = 'apachesolr_index_node_solr_document';
  $default_entity_info['node']['reindex callback'] = 'apachesolr_index_node_solr_reindex';
  $default_entity_info['node']['bundles changed callback'] = 'apachesolr_index_node_bundles_changed';
  $default_entity_info['node']['index_table'] = 'apachesolr_index_entities_node';
  $default_entity_info['node']['cron_check'] = 'apachesolr_index_node_check_table';

  // apachesolr_search implements a new callback for every entity type
  // $default_entity_info['node']['result callback'] = 'apachesolr_search_node_result';

  //Allow implementations of HOOK_apachesolr_entity_info to modify these default indexers
  drupal_alter('apachesolr_entity_info', $default_entity_info);

  // First set defaults so that we don't need to worry about NULL keys.
  foreach (array_keys($entity_info) as $type) {
    if (!isset($entity_info[$type]['apachesolr'])) {
      $entity_info[$type]['apachesolr'] = array();
    }
    if (isset($default_entity_info[$type])) {
      $entity_info[$type]['apachesolr'] += $default_entity_info[$type];
    }
    $default = array(
      'indexable' => FALSE,
      'status callback' => '',
      'document callback' => '',
      'reindex callback' => '',
      'bundles changed callback' => '',
    );
    $entity_info[$type]['apachesolr'] += $default;
  }

  // For any supported entity type and bundle, flag it for indexing.
  foreach ($entity_info as $entity_type => $info) {
    if ($info['apachesolr']['indexable']) {

      // Loop over each environment and check if any of them have other entity
      // bundles of any entity type enabled and set the index value to TRUE
      foreach ($environments as $env) {

        // Skip if the environment is set to read only
        if (empty($env['env_id']['conf']['apachesolr_read_only'])) {

          // Get the supported bundles
          $supported = apachesolr_get_index_bundles($env['env_id'], $entity_type);

          // For each bundle in drupal, compare to the supported apachesolr
          // bundles and enable where possible
          foreach (array_keys($info['bundles']) as $bundle) {
            if (in_array($bundle, $supported)) {
              $entity_info[$entity_type]['bundles'][$bundle]['apachesolr']['index'] = TRUE;
            }
          }
        }
      }
    }
  }
}