function fb_instant_articles_rss_get_article_nodes in Facebook Instant Articles 7

Same name and namespace in other branches

1. 7.2 modules/fb_instant_articles_rss/includes/rss.inc \fb_instant_articles_rss_get_article_nodes()

Return an array of nodes that are treated as articles.

Return value

array Array of nodes.

1 call to fb_instant_articles_rss_get_article_nodes()

fb_instant_articles_rss_page in modules/fb_instant_articles_rss/includes/rss.inc

Callback for the RSS page menu item.

File

modules/fb_instant_articles_rss/includes/rss.inc, line 55

Functions to generate the RSS feed.

Code

function fb_instant_articles_rss_get_article_nodes() {
  $nodes = array();
  $entity_types = fb_instant_articles_display_get_article_entity_types();
  if (isset($entity_types['node'])) {
    foreach ($entity_types['node'] as $content_type => $entity_information) {
      $query = db_select('node', 'n');
      $query
        ->fields('n', array(
        'nid',
      ))
        ->condition('type', $content_type, '=')
        ->condition('status', NODE_PUBLISHED);
      $published = db_select('fb_instant_articles_rss_entity_settings', 'fiafs');
      $published
        ->fields('fiafs', array(
        'entity_id',
      ));
      if (!variable_get('fb_instant_articles_rss_all_enabled_default', TRUE)) {

        // If all nodes are disabled by default, select which nodes should be
        // enabled and intersect that set with the current set of results.
        $published
          ->condition('fia_enabled', '1', '=');
        $query
          ->condition('nid', $published, 'IN');
      }
      else {

        // If all nodes are enabled by default, select which nodes should be
        // disabled and intersect that set with the current set of results.
        $published
          ->condition('fia_enabled', '0', '=');
        $query
          ->condition('nid', $published, 'NOT IN');
      }
      $query
        ->range(0, variable_get('fb_instant_articles_rss_number_results_in_feed', 50));
      $result = $query
        ->execute()
        ->fetchAllAssoc('nid');
      if (!empty($result)) {
        $nids = array_keys($result);
        $nodes += entity_load('node', $nids);
      }
    }
  }
  return $nodes;
}