/** * Return an instance of this class. * * @since 1.0.0 * * @return object A single instance of this class. */ public static function get_instance() { // If the single instance hasn't been set, set it now. if (null == self::$instance) { self::$instance = new self(); } return self::$instance; }
public static function render_rows_choose($post_id) { $html_rows = ''; if (is_int($post_id)) { $args = array('post_parent' => $post_id, 'post_type' => DLN_SLUG_CHOOSE, 'post_status' => 'publish', 'orderby' => 'ID', 'order' => 'ASC'); $posts = get_posts($args); foreach ($posts as $i => $item) { $multiple = get_post_meta($item->ID, 'choose_multiple', true); $html_rows .= DLN_Choose::render_row_choose_html($item->ID, $item->post_title, $multiple); } } return $html_rows; }