Pressbooks\Catalog::getBook PHP Метод

    function getBook($blog_id)
    {
        /** @var $wpdb \wpdb */
        global $wpdb;
        $sql = $wpdb->prepare("SELECT * FROM {$this->dbTable} WHERE users_id = %d AND blogs_id = %d AND deleted = 0 ", $this->userId, $blog_id);
        return $wpdb->get_row($sql, ARRAY_A);
    }