根据项目自定义字段最高值在购物车和结帐页面上添加通知
Adding a notice on Cart and checkout page based on item custom field highest value
我对每个产品都有一个自定义字段值。此自定义字段使用以下代码插入:
<?php
// Insert a Custom Admin Field
add_action( 'woocommerce_product_options_general_product_data', 'woo_add_custom_general_fields' );
function woo_add_custom_general_fields() {
echo '<div class="options_group">';
woocommerce_wp_text_input( array(
'id' => 'days_manufacture',
'label' => __( 'Days for Manufacture', 'woocommerce' ),
'placeholder' => '',
'description' => __( 'Insert here', 'woocommerce' ),
'type' => 'number',
'custom_attributes' => array(
'step' => 'any',
'min' => '1'
),
) );
echo '</div>';
}
// Save the field
add_action( 'woocommerce_process_product_meta', 'woo_add_custom_general_fields_save' );
function woo_add_custom_general_fields_save( $post_id ){
$woocommerce_number_field = $_POST['days_manufacture'];
if( !empty( $woocommerce_number_field ) )
update_post_meta( $post_id, 'days_manufacture', esc_attr( $woocommerce_number_field ) );
}
// Store custom field
add_action( 'woocommerce_add_cart_item_data', 'save_days_field', 10, 2 );
function save_days_field( $cart_item_data, $product_id ) {
$special_item = get_post_meta( $product_id , 'days_manufacture',true );
if(!empty($special_item)) {
$cart_item_data[ 'days_manufacture' ] = $special_item;
// below statement make sure every add to cart action as unique line item
$cart_item_data['unique_key'] = md5( microtime().rand() );
WC()->session->set( 'days_manufacture', $special_item );
}
return $cart_item_data;
}
// Render meta on cart and checkout
add_filter( 'woocommerce_get_item_data', 'rendering_meta_field_on_cart_and_checkout', 10, 2 );
function rendering_meta_field_on_cart_and_checkout( $cart_data, $cart_item ) {
$custom_items = array();
// Woo 2.4.2 updates
if( !empty( $cart_data ) ) {
$custom_items = $cart_data;
}
if( isset( $cart_item['days_manufacture'] ) ) {
$custom_items[] = array( "name" => __( "Days", "woocommerce" ), "value" => $cart_item['days_manufacture'] );
}
return $custom_items;
} ?>
此代码完美运行。
现在我想在购物车和结帐 (优惠券通知前) 页面上显示自定义消息中此自定义字段 (days_manufacture) 的最高值,当购物车中有多个项目时,如此屏幕截图所示。
我怎样才能做到这一点?
谢谢。
将变量存储在 $_SESSION
中,然后遍历它们并选择最高的,以便您以后可以在代码中的任何地方使用它
这是一个自定义函数,它将在购物车和结账时显示一条消息(在优惠券通知之前) 生产天数最多的页面……
代码如下:
add_action('woocommerce_before_cart', 'days_of_manufacture');
add_action('woocommerce_before_checkout_form', 'days_of_manufacture', 5);
function days_of_manufacture() {
$day_txt = ' ' . __('day', 'your_theme_domain_slug' );
$days_txt = ' ' . __('days', 'your_theme_domain_slug' );
$text = __('Your Order will be produced in: ', 'your_theme_domain_slug' );
$max_days = 0;
foreach( WC()->cart->get_cart() as $cart_item )
if($cart_item['days_manufacture'] > $max_days)
$max_days = $cart_item['days_manufacture'];
if($max_days != 0) {
if ($max_days == 1)
$days_txt = $day_txt;
$output = $text . $max_days . $days_txt;
echo "<div class='woocommerce-info'>$output</div>";
}
}
此代码位于您的活动子主题(或主题)的 function.php 文件或任何插件文件中。
此代码已经过测试并且有效。
我对每个产品都有一个自定义字段值。此自定义字段使用以下代码插入:
<?php
// Insert a Custom Admin Field
add_action( 'woocommerce_product_options_general_product_data', 'woo_add_custom_general_fields' );
function woo_add_custom_general_fields() {
echo '<div class="options_group">';
woocommerce_wp_text_input( array(
'id' => 'days_manufacture',
'label' => __( 'Days for Manufacture', 'woocommerce' ),
'placeholder' => '',
'description' => __( 'Insert here', 'woocommerce' ),
'type' => 'number',
'custom_attributes' => array(
'step' => 'any',
'min' => '1'
),
) );
echo '</div>';
}
// Save the field
add_action( 'woocommerce_process_product_meta', 'woo_add_custom_general_fields_save' );
function woo_add_custom_general_fields_save( $post_id ){
$woocommerce_number_field = $_POST['days_manufacture'];
if( !empty( $woocommerce_number_field ) )
update_post_meta( $post_id, 'days_manufacture', esc_attr( $woocommerce_number_field ) );
}
// Store custom field
add_action( 'woocommerce_add_cart_item_data', 'save_days_field', 10, 2 );
function save_days_field( $cart_item_data, $product_id ) {
$special_item = get_post_meta( $product_id , 'days_manufacture',true );
if(!empty($special_item)) {
$cart_item_data[ 'days_manufacture' ] = $special_item;
// below statement make sure every add to cart action as unique line item
$cart_item_data['unique_key'] = md5( microtime().rand() );
WC()->session->set( 'days_manufacture', $special_item );
}
return $cart_item_data;
}
// Render meta on cart and checkout
add_filter( 'woocommerce_get_item_data', 'rendering_meta_field_on_cart_and_checkout', 10, 2 );
function rendering_meta_field_on_cart_and_checkout( $cart_data, $cart_item ) {
$custom_items = array();
// Woo 2.4.2 updates
if( !empty( $cart_data ) ) {
$custom_items = $cart_data;
}
if( isset( $cart_item['days_manufacture'] ) ) {
$custom_items[] = array( "name" => __( "Days", "woocommerce" ), "value" => $cart_item['days_manufacture'] );
}
return $custom_items;
} ?>
此代码完美运行。
现在我想在购物车和结帐 (优惠券通知前) 页面上显示自定义消息中此自定义字段 (days_manufacture) 的最高值,当购物车中有多个项目时,如此屏幕截图所示。
我怎样才能做到这一点?
谢谢。
将变量存储在 $_SESSION
中,然后遍历它们并选择最高的,以便您以后可以在代码中的任何地方使用它
这是一个自定义函数,它将在购物车和结账时显示一条消息(在优惠券通知之前) 生产天数最多的页面……
代码如下:
add_action('woocommerce_before_cart', 'days_of_manufacture');
add_action('woocommerce_before_checkout_form', 'days_of_manufacture', 5);
function days_of_manufacture() {
$day_txt = ' ' . __('day', 'your_theme_domain_slug' );
$days_txt = ' ' . __('days', 'your_theme_domain_slug' );
$text = __('Your Order will be produced in: ', 'your_theme_domain_slug' );
$max_days = 0;
foreach( WC()->cart->get_cart() as $cart_item )
if($cart_item['days_manufacture'] > $max_days)
$max_days = $cart_item['days_manufacture'];
if($max_days != 0) {
if ($max_days == 1)
$days_txt = $day_txt;
$output = $text . $max_days . $days_txt;
echo "<div class='woocommerce-info'>$output</div>";
}
}
此代码位于您的活动子主题(或主题)的 function.php 文件或任何插件文件中。
此代码已经过测试并且有效。