function comment_node_update_index

Implements hook_node_update_index().

File

modules/comment/comment.module, line 1342

Code

function comment_node_update_index($node) {
    $index_comments =& drupal_static(__FUNCTION__);
    if ($index_comments === NULL) {
        // Find and save roles that can 'access comments' or 'search content'.
        $perms = array(
            'access comments' => array(),
            'search content' => array(),
        );
        $result = db_query("SELECT rid, permission FROM {role_permission} WHERE permission IN ('access comments', 'search content')");
        foreach ($result as $record) {
            $perms[$record->permission][$record->rid] = $record->rid;
        }
        // Prevent indexing of comments if there are any roles that can search but
        // not view comments.
        $index_comments = TRUE;
        foreach ($perms['search content'] as $rid) {
            if (!isset($perms['access comments'][$rid]) && ($rid <= DRUPAL_AUTHENTICATED_RID || !isset($perms['access comments'][DRUPAL_AUTHENTICATED_RID]))) {
                $index_comments = FALSE;
                break;
            }
        }
    }
    if ($index_comments) {
        $mode = variable_get('comment_default_mode_' . $node->type, COMMENT_MODE_THREADED);
        $comments_per_page = variable_get('comment_default_per_page_' . $node->type, 50);
        if ($node->comment && ($cids = comment_get_thread($node, $mode, $comments_per_page))) {
            $comments = comment_load_multiple($cids);
            if ($comments) {
                comment_prepare_thread($comments);
                $build = comment_view_multiple($comments, $node);
                return drupal_render($build);
            }
        }
    }
    return '';
}