我发现这段代码做了我需要它做的事情，只是它不会将信息添加到邮箱中，也不会添加订单细节.
因此，作为背景，我们正在销售门票，并希望收集每个门票持有者的信息.
//Custom WooCommerce Checkout Fields based on Quantity
add_action( 'woocommerce_before_order_notes', 'person_details' );
function person_details($checkout) {
global $woocommerce;
$count = $woocommerce->cart->cart_contents_count;
$i = 1;
for($k=2; $k<= $count; $k++) {
$i++;
print ('<h3>Please enter details of attendee '.$i.'</h3>');
woocommerce_form_field( 'cstm_full_name'.$i, array(
'type' => 'text',
'class' => array('my-field-class form-row-wide'),
'label' => __('Full name'),
'placeholder' => __('Enter full name'),
),
$checkout->get_value( 'cstm_full_name'.$i ));
echo '<div class="clear"></div>';
woocommerce_form_field( 'cstm_phone'.$i, array(
'type' => 'text',
'class' => array('my-field-class form-row-first'),
'label' => __('Phone'),
'placeholder' => __('Enter phone number'),
),
$checkout->get_value( 'cstm_phone'.$i ));
woocommerce_form_field( 'cstm_email'.$i, array(
'type' => 'email',
'class' => array('my-field-class form-row-last'),
'label' => __('Email address'),
'placeholder' => __('Enter email address'),
),
$checkout->get_value( 'cstm_email'.$i ));
echo '<div class="clear"></div>';
woocommerce_form_field( 'cstm_address'.$i, array(
'type' => 'textarea',
'class' => array('my-field-class form-row-wide'),
'label' => __('Full address'),
'placeholder' => __('Enter full address'),
),
$checkout->get_value( 'cstm_address'.$i ));
}
}
/**
* Save value of fields
*/
add_action('woocommerce_checkout_update_order_meta', 'customise_checkout_field_update_order_meta');
function customise_checkout_field_update_order_meta($order_id) {
global $woocommerce;
$count = $woocommerce->cart->cart_contents_count;
$i = 1;
for($k=2; $k<= $count; $k++) {
$i++;
if (!empty($_POST['cstm_full_name'.$i])) {
update_post_meta($order_id, 'Name of Attendee'.$i, sanitize_text_field($_POST['cstm_full_name'.$i]));
}
if (!empty($_POST['cstm_phone'.$i])) {
update_post_meta($order_id, 'Phone of Attendee'.$i, sanitize_text_field($_POST['cstm_phone'.$i]));
}
if (!empty($_POST['cstm_email'.$i])) {
update_post_meta($order_id, 'Email of Attendee'.$i, sanitize_text_field($_POST['cstm_email'.$i]));
}
if (!empty($_POST['cstm_address'.$i])) {
update_post_meta($order_id, 'Address of Attendee'.$i, sanitize_text_field($_POST['cstm_address'.$i]));
}
}
}
/**
* Add fields to order emails
**/
add_filter('woocommerce_email_order_meta_keys', 'my_custom_checkout_field_order_meta_keys');
function my_custom_checkout_field_order_meta_keys( $keys ) {
$i = 1;
for($k=2; $k<= 50; $k++) {
$i++;
$keys[] = 'Name of Attendee'.$i;
$keys[] = 'Phone of Attendee'.$i;
$keys[] = 'Email of Attendee'.$i;
$keys[] = 'Email of Participant '.$i;
$keys[] = 'Address of Attendee'.$i;
}
return $keys;
}
我认为其中一些可能会被贬低，但我试图让它达到标准的try 都失败了.
