根据"在Woocommerce中为单个产品页面添加一个复选框,以增加额外费用的答案代码",我正在尝试为我的产品添加“额外保修”选项(产品页面上的复选框):
/*
* add warrenty
*/
// Backend: Additional pricing option custom field
add_action( 'woocommerce_product_options_pricing', 'wc_cost_product_field' );
function wc_cost_product_field() {
woocommerce_wp_text_input( array(
'id' => '_warrenty_price',
'class' => 'wc_input_price short',
'label' => __( 'Warrenty', 'woocommerce' ) . ' (' . get_woocommerce_currency_symbol() . ')'
));
}
// Backend: Saving product pricing option custom field value
add_action( 'woocommerce_admin_process_product_object', 'save_product_custom_meta_data', 100, 1 );
function save_product_custom_meta_data( $product ){
if ( isset( $_POST['_warrenty_price'] ) )
$product->update_meta_data( '_warrenty_price', sanitize_text_field($_POST['_warrenty_price']) );
}
// Front: Add a text input field inside the add to cart form on single product page
add_action('woocommerce_single_product_summary','add_warrenty_price_option_to_single_product', 2 );
function add_warrenty_price_option_to_single_product(){
global $product;
if( $product->is_type('variable') || ! $product->get_meta( '_warrenty_price' ) ) return;
add_action('woocommerce_before_add_to_cart_button', 'product_option_custom_field', 30 );
}
function product_option_custom_field(){
global $product;
$active_price = (float) $product->get_price();
$warrenty_price = (float) $product->get_meta( '_warrenty_price' );
$warrenty_price_html = strip_tags( wc_price( wc_get_price_to_display( $product, array('price' => $warrenty_price ) ) ) );
$active_price_html = wc_price( wc_get_price_to_display( $product ) );
$disp_price_sum_html = wc_price( wc_get_price_to_display( $product, array('price' => $active_price + $warrenty_price ) ) );
echo '<div class="hidden-field">
<p class="form-row form-row-wide" id="warrenty_option_field" data-priority="">
<span class="woocommerce-input-wrapper"><span class="war-title"> ' . __("Warrenty price:", "Woocommerce") .
'</span><label class="checkbox"><input type="checkbox" class="input-checkbox " name="warrenty_option" id="warrenty_option" value="1"> Add Warrenty for ' . $warrenty_price_html .
'</label></span></p>
<input type="hidden" name="warrenty_price" value="' . $warrenty_price . '">
<input type="hidden" name="active_price" value="' . $active_price . '"></div>';
// Jquery: Update displayed price
?>
<script type="text/javascript">
jQuery(function($) {
var cb = 'input[name="warrenty_option"]'
pp = 'p.price';
// On change / select a variation
$('form.cart').on( 'change', cb, function(){
if( $(cb).prop('checked') === true )
$(pp).html('<?php echo $disp_price_sum_html; ?>');
else
$(pp).html('<?php echo $active_price_html; ?>');
})
});
</script>
<?php
}
// Front: Calculate new item price and add it as custom cart item data
add_filter('woocommerce_add_cart_item_data', 'add_custom_product_data', 10, 3);
function add_custom_product_data( $cart_item_data, $product_id, $variation_id ) {
if (isset($_POST['warrenty_option']) && !empty($_POST['warrenty_option'])) {
$cart_item_data['new_price'] = (float) ($_POST['active_price'] + $_POST['warrenty_price']);
$cart_item_data['warrenty_price'] = (float) $_POST['warrenty_price'];
$cart_item_data['active_price'] = (float) $_POST['active_price'];
$cart_item_data['unique_key'] = md5(microtime().rand());
}
return $cart_item_data;
}
// Front: Set the new calculated cart item price
add_action('woocommerce_before_calculate_totals', 'extra_price_add_custom_price', 20, 1);
function extra_price_add_custom_price($cart) {
if (is_admin() && !defined('DOING_AJAX'))
return;
if ( did_action( 'woocommerce_before_calculate_totals' ) >= 2 )
return;
foreach($cart->get_cart() as $cart_item) {
if (isset($cart_item['new_price']))
$cart_item['data']->set_price((float) $cart_item['new_price']);
}
}
// Front: Display option in cart item
add_filter('woocommerce_get_item_data', 'display_custom_item_data', 10, 2);
function display_custom_item_data($cart_item_data, $cart_item) {
if (isset($cart_item['warrenty_price'])) {
$cart_item_data[] = array(
'name' => __("Extra Warrenty", "woocommerce"),
'value' => strip_tags( '+ ' . wc_price( wc_get_price_to_display( $cart_item['data'], array('price' => $cart_item['warrenty_price'] ) ) ) )
);
}
return $cart_item_data;
}
它的功能良好,价格在付款时计算。
问题是该字段的值不会出现在订单详细信息表格(和电子邮件通知)中。因此,我没有办法知道客户是否支付了保修费(除非计算产品的最终价格)。
我应该添加什么代码才能使该字段出现在订单详细信息和邮件中?