我正在尝试向产品变体添加自定义字段,并在“其他信息区域”中显示产品上的自定义字段值。
我正在"WooCommerce: Add Custom Field to Each Product Variation"工作。
自定义字段工作正常,但是我无法在产品页面上显示该值。
这是我到目前为止所拥有的:
// 1. Add custom field input @ Product Data > Variations > Single Variation
add_action( 'woocommerce_variation_options_pricing', 'Add_custom_field_to_variations', 10, 3 );
function Add_custom_field_to_variations( $loop, $variation_data, $variation ) {
woocommerce_wp_text_input( array(
'id' => 'custom_field[' . $loop . ']',
'class' => 'short',
'label' => __( 'Custom Field', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, 'custom_field', true )
));
}
// 2. Save custom field on product variation save
add_action( 'woocommerce_save_product_variation', 'Save_custom_field_variations', 10, 2 );
function Save_custom_field_variations( $variation_id, $i ) {
$custom_field = $_POST['custom_field'][$i];
if ( isset( $custom_field ) ) {
update_post_meta( $variation_id, 'custom_field', esc_attr( $custom_field ) );
}
}
// 3. Store custom field value into variation data
add_filter( 'woocommerce_available_variation', 'Add_custom_field_variation_data' );
function Add_custom_field_variation_data( $variations ) {
$variations['custom_field'] = '<div class="woocommerce_custom_field">Custom Field: <span>' . get_post_meta( $variations[ 'variation_id' ], 'custom_field', true ) . '</span></div>';
return $variations;
}
// 4. Display custom field on the additional information area
function Display_product_attributes2($product_attributes, $variations){
$product_attributes['custom_field'] = [
'label' => __('custom', 'text-domain'),
'value' => get_post_meta( $variation_id, '_custom_field', true ),
];
return $product_attributes;
}
add_filter('woocommerce_display_product_attributes', 'Display_product_attributes2', 10, 2);
答案 0 :(得分:1)
在'value' => get_post_meta( $variation_id, '_custom_field', true )
,您可以使用$variation_id
,但尚未定义。
因此,您可以使用foreach循环和$variations->get_children();
来在“其他信息区域”中添加自定义标签和值
// 4. Display custom field on the additional information area
function display_product_attributes( $product_attributes, $variations ) {
// Get childIDs in an array
$children_ids = $variations->get_children();
foreach ( $children_ids as $child_id ) {
$value = get_post_meta( $child_id, 'custom_field', true );
// True
if ( $value ) {
// rows
$product_attributes[ 'custom_field ' . $child_id ] = array(
'label' => __('custom', 'woocommerce'),
'value' => $value,
);
}
}
return $product_attributes;
}
add_filter('woocommerce_display_product_attributes', 'display_product_attributes', 10, 2);