[WooCommerce] 程式化觸發訂單狀態發信機制

canceled_order_email.php

<?php
function mxp_woo_cao_cancel_order_event($order_id){
        $mailer = WC()->mailer();
        $mails = $mailer->get_emails();
        if ( ! empty( $mails ) ) {
                foreach ( $mails as $mail ) {
                        if ( $mail->id == 'cancelled_order' ) {
                           $mail->trigger( $order_id );
                        }
                }
        }
}
add_action('woo_cao_cancel_order','mxp_woo_cao_cancel_order_event',11,1);