Club Drupal

<?php

/**

 * @file

 * Contains the PanelizerSearchApiAlterCallback class.

 */

/**

 * Search API data alteration callback that adds Panelizer content to items.

 */

class PanelizerSearchApiAlterCallback extends SearchApiAbstractAlterCallback {

  /**

   * Only support indexes with Panelize-able entities.

   */

  public function supportsIndex(SearchApiIndex $index) {

    $panelizer_plugins = panelizer_get_entity_plugins();

    if (isset($panelizer_plugins[$index->getEntityType()])) {

      $plugin = $panelizer_plugins[$index->getEntityType()];

      return !empty($plugin['uses page manager']);

    }

  }

  public function alterItems(array &$items) {

    // Prevent session information from being saved while indexing.

    drupal_save_session(FALSE);

    // Force the current user to anonymous to prevent access bypass in search

    // indexes.

    $original_user = $GLOBALS['user'];

    $GLOBALS['user'] = drupal_anonymous_user();

    $entity_type = $this->index->getEntityType();

    $entity_handler = panelizer_entity_plugin_get_handler($entity_type);

    foreach ($items as &$item) {

      $entity_id = entity_id($entity_type, $item);

      $item->search_api_panelizer_content = NULL;

      $item->search_api_panelizer_title = NULL;

      // If Search API specifies a language to view the item in, force the

      // global language_content to be Search API item language. Fieldable

      // panel panes will render in the correct language.

      if (isset($item->search_api_language)) {

        global $language_content;

        $original_language_content = $language_content;

        $languages = language_list();

        if (isset($languages[$item->search_api_language])) {

          $language_content = $languages[$item->search_api_language];

        }

        else {

          $language_content = language_default();

        }

      }

      try {

        if ($render_info = $entity_handler->render_entity($item, 'page_manager')) {

          $item->search_api_panelizer_content = $render_info['content'];

          $item->search_api_panelizer_title = !empty($render_info['title']) ? $render_info['title'] : NULL;

        }

      }

      catch (Exception $e) {

        watchdog_exception('panelizer', $e, 'Error indexing Panelizer content for %entity_type with ID %entity_id', array('%entity_type' => $entity_type, '%entity_id' => $entity_id));

      }

      // Restore the language_content global if it was overridden.

      if (isset($original_language_content)) {

        $language_content = $original_language_content;

      }

    }

    // Restore the user.

    $GLOBALS['user'] = $original_user;

    drupal_save_session(TRUE);

  }

  public function propertyInfo() {

    return array(

      'search_api_panelizer_content' => array(

        'label' => t('Panelizer "Full page override" HTML output'),

        'description' => t('The whole HTML content of the entity when viewed with Panelizer\'s "Full page override".'),

        'type' => 'text',

      ),

      'search_api_panelizer_title' => array(

        'label' => t('Panelizer "Full page override" page title'),

        'description' => t('The page title of the entity when viewed with Panelizer\'s "Full page override".'),

        'type' => 'text',

      ),

    );

  }

}