
如何使用GitHub进行WordPress开发
export_date_options ( $post_type = 'post' )
export_date_options: 这个过滤器用于修改WordPress导出页面中的日期选项。
为导出一个给定的文章类型创建日期选项字段。
function export_date_options( $post_type = 'post' ) { global $wpdb, $wp_locale; $months = $wpdb->get_results( $wpdb->prepare( " SELECT DISTINCT YEAR( post_date ) AS year, MONTH( post_date ) AS month FROM $wpdb->posts WHERE post_type = %s AND post_status != 'auto-draft' ORDER BY post_date DESC ", $post_type ) ); $month_count = count( $months ); if ( ! $month_count || ( 1 === $month_count && 0 === (int) $months[0]->month ) ) { return; } foreach ( $months as $date ) { if ( 0 === (int) $date->year ) { continue; } $month = zeroise( $date->month, 2 ); echo '<option value="' . $date->year . '-' . $month . '">' . $wp_locale->get_month( $month ) . ' ' . $date->year . '</option>'; } }