在 WooCommerce 中添加和显示变体的多个自定义字段
Add and display multiple Custom Fields for Variations in WooCommerce
基于 将自定义字段添加到有效的产品变体的答案代码。
我添加了额外的自定义字段,总共 6 个。当我更新产品时,数据不保存,前端也不显示。
我在添加额外的自定义字段时做错了什么?
我的代码:
// Add a custom field to variation settings
add_action( 'woocommerce_product_after_variable_attributes', 'variation_settings_fields', 10, 3 );
function variation_settings_fields( $loop, $variation_data, $variation ) {
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_model[' . $variation->ID . ']',
'label' => __( 'model', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_model', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_wattage[' . $variation->ID . ']',
'label' => __( 'wattage', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_wattage', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_lumen[' . $variation->ID . ']',
'label' => __( 'lumen', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_lumen', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_material[' . $variation->ID . ']',
'label' => __( 'material', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_material', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_dimension[' . $variation->ID . ']',
'label' => __( 'dimension', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_dimension', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_year[' . $variation->ID . ']',
'label' => __( 'year', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_year', true )
)
);
}
// Save custom field value from variation settings
add_action( 'woocommerce_admin_process_variation_object', 'save_variation_settings_fields', 10, 2 );
function save_variation_settings_fields( $variation, $loop ) {
if( isset($_POST['_model'][$loop]) ) {
$variation->update_meta_data( '_model', sanitize_text_field($_POST['_model'][$loop]) );
}
if( isset($_POST['_wattage'][$loop]) ) {
$variation->update_meta_data( '_wattage', sanitize_text_field($_POST['_wattage'][$loop]) );
}
if( isset($_POST['_lumen'][$loop]) ) {
$variation->update_meta_data( '_lumen', sanitize_text_field($_POST['_lumen'][$loop]) );
}
if( isset($_POST['_material'][$loop]) ) {
$variation->update_meta_data( '_material', sanitize_text_field($_POST['_material'][$loop]) );
}
if( isset($_POST['_dimension'][$loop]) ) {
$variation->update_meta_data( '_dimension', sanitize_text_field($_POST['_dimension'][$loop]) );
}
if( isset($_POST['_year'][$loop]) ) {
$variation->update_meta_data( '_year', sanitize_text_field($_POST['_year'][$loop]) );
}
}
// Add variation custom field to single variable product form
add_filter( 'woocommerce_available_variation', 'add_variation_custom_field_to_variable_form', 10, 3 );
function add_variation_custom_field_to_variable_form( $variation_data, $product, $variation ) {
$variation_data['model'] = $variation->get_meta('_model');
$variation_data['wattage'] = $variation->get_meta('_wattage');
$variation_data['lumen'] = $variation->get_meta('_lumen');
$variation_data['material'] = $variation->get_meta('_material');
$variation_data['dimension'] = $variation->get_meta('_dimension');
$variation_data['year'] = $variation->get_meta('_year');
return $variation_data;
}
add_action( 'woocommerce_product_additional_information', 'add_html_container_to_display_selected_variation_custom_field' );
function add_html_container_to_display_selected_variation_custom_field( $product ){
echo '<div class="custom_variation-text-field"></div>';
}
// Display selected variation custom field value to product the tab
add_action( 'woocommerce_after_variations_form', 'display_selected_variation_custom_field_js' );
function display_selected_variation_custom_field_js(){
?>
<script type="text/javascript">
(function($){
$('form.cart').on('show_variation', function(event, data) {
$('.custom_variation-text-field').text(data.text_field);
}).on('hide_variation', function(event) {
$('.custom_variation-text-field').text('');
});
})(jQuery);
</script>
<?php
}
为了保存数据,我对第一个函数做了一些修改(第二个保持不变):
// Add a custom field to variation settings
add_action( 'woocommerce_product_after_variable_attributes', 'variation_settings_fields', 10, 3 );
function variation_settings_fields( $loop, $variation_data, $variation ) {
woocommerce_wp_text_input( array(
'id' => '_model[' . $loop . ']',
'label' => __( 'model', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_model', true )
) );
woocommerce_wp_text_input(
array(
'id' => '_wattage[' . $loop . ']',
'label' => __( 'wattage', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_wattage', true )
) );
woocommerce_wp_text_input( array(
'id' => '_lumen[' . $loop . ']',
'label' => __( 'lumen', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_lumen', true )
) );
woocommerce_wp_text_input( array(
'id' => '_material[' . $loop . ']',
'label' => __( 'material', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_material', true )
) );
woocommerce_wp_text_input( array(
'id' => '_dimension[' . $loop . ']',
'label' => __( 'dimension', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_dimension', true )
) );
woocommerce_wp_text_input( array(
'id' => '_year[' . $loop . ']',
'label' => __( 'year', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_year', true )
) );
}
// Save custom field value from variation settings
add_action( 'woocommerce_admin_process_variation_object', 'save_variation_settings_fields', 10, 2 );
function save_variation_settings_fields( $variation, $loop ) {
if( isset($_POST['_model'][$loop]) ) {
$variation->update_meta_data( '_model', sanitize_text_field($_POST['_model'][$loop]) );
}
if( isset($_POST['_wattage'][$loop]) ) {
$variation->update_meta_data( '_wattage', sanitize_text_field($_POST['_wattage'][$loop]) );
}
if( isset($_POST['_lumen'][$loop]) ) {
$variation->update_meta_data( '_lumen', sanitize_text_field($_POST['_lumen'][$loop]) );
}
if( isset($_POST['_material'][$loop]) ) {
$variation->update_meta_data( '_material', sanitize_text_field($_POST['_material'][$loop]) );
}
if( isset($_POST['_dimension'][$loop]) ) {
$variation->update_meta_data( '_dimension', sanitize_text_field($_POST['_dimension'][$loop]) );
}
if( isset($_POST['_year'][$loop]) ) {
$variation->update_meta_data( '_year', sanitize_text_field($_POST['_year'][$loop]) );
}
}
最好将字段数据自定义到数据库并在管理中显示保存的值。
现在前端显示部分是错误的(你的最后2个函数)。
您首先需要考虑如何显示多个自定义字段,html 结构以及与每个自定义字段相关的标签应该如何显示。所以编辑你的问题,因为我无法为你猜测。
这是一个包含所有自定义字段的工作示例,用于在前端单个产品页面中显示所选变体的数据:
// Add variation custom field to single variable product form
add_filter( 'woocommerce_available_variation', 'add_variation_custom_field_to_variable_form', 10, 3 );
function add_variation_custom_field_to_variable_form( $variation_data, $product, $variation ) {
$variation_data['model'] = $variation->get_meta('_model');
$variation_data['wattage'] = $variation->get_meta('_wattage');
$variation_data['lumen'] = $variation->get_meta('_lumen');
$variation_data['material'] = $variation->get_meta('_material');
$variation_data['dimension'] = $variation->get_meta('_dimension');
$variation_data['year'] = $variation->get_meta('_year');
return $variation_data;
}
add_action( 'woocommerce_product_additional_information', 'add_html_container_to_display_selected_variation_custom_field' );
function add_html_container_to_display_selected_variation_custom_field( $product ){
echo '<div class="custom_variation-text-field">aaa</div>';
}
// Display selected variation custom field value to product the tab
add_action( 'woocommerce_after_variations_form', 'display_selected_variation_custom_field_js' );
function display_selected_variation_custom_field_js(){
?>
<script type="text/javascript">
(function($){
var a = '.custom_variation-text-field', b = $(a).html();
$('form.cart').on('show_variation', function(event, data) {
outputHtml = '';
if( data.model ) {
outputHtml += '<span><strong><?php _e("Model"); ?><strong>: '+data.model+'<span><br>';
}
if( data.wattage ) {
outputHtml += '<span><strong><?php _e("Wattage"); ?><strong>: '+data.wattage+'<span><br>';
}
if( data.lumen ) {
outputHtml += '<span><strong><?php _e("Lumen"); ?><strong>: '+data.lumen+'<span><br>';
}
if( data.material ) {
outputHtml += '<span><strong><?php _e("Material"); ?><strong>: '+data.material+'<span><br>';
}
if( data.dimension ) {
outputHtml += '<span><strong><?php _e("Dimension"); ?><strong>: '+data.dimension+'<span><br>';
}
if( data.year ) {
outputHtml += '<span><strong><?php _e("Year"); ?><strong>: '+data.year+'<span>';
}
if( outputHtml ) {
$(a).html(outputHtml);
}
}).on('hide_variation', function(event) {
$(a).html(b);
});
})(jQuery);
</script>
<?php
}
代码进入活动子主题(或活动主题)的 functions.php 文件。已测试并有效。
基于
我添加了额外的自定义字段,总共 6 个。当我更新产品时,数据不保存,前端也不显示。
我在添加额外的自定义字段时做错了什么?
我的代码:
// Add a custom field to variation settings
add_action( 'woocommerce_product_after_variable_attributes', 'variation_settings_fields', 10, 3 );
function variation_settings_fields( $loop, $variation_data, $variation ) {
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_model[' . $variation->ID . ']',
'label' => __( 'model', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_model', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_wattage[' . $variation->ID . ']',
'label' => __( 'wattage', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_wattage', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_lumen[' . $variation->ID . ']',
'label' => __( 'lumen', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_lumen', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_material[' . $variation->ID . ']',
'label' => __( 'material', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_material', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_dimension[' . $variation->ID . ']',
'label' => __( 'dimension', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_dimension', true )
)
);
// Text Field
woocommerce_wp_text_input(
array(
'id' => '_year[' . $variation->ID . ']',
'label' => __( 'year', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_year', true )
)
);
}
// Save custom field value from variation settings
add_action( 'woocommerce_admin_process_variation_object', 'save_variation_settings_fields', 10, 2 );
function save_variation_settings_fields( $variation, $loop ) {
if( isset($_POST['_model'][$loop]) ) {
$variation->update_meta_data( '_model', sanitize_text_field($_POST['_model'][$loop]) );
}
if( isset($_POST['_wattage'][$loop]) ) {
$variation->update_meta_data( '_wattage', sanitize_text_field($_POST['_wattage'][$loop]) );
}
if( isset($_POST['_lumen'][$loop]) ) {
$variation->update_meta_data( '_lumen', sanitize_text_field($_POST['_lumen'][$loop]) );
}
if( isset($_POST['_material'][$loop]) ) {
$variation->update_meta_data( '_material', sanitize_text_field($_POST['_material'][$loop]) );
}
if( isset($_POST['_dimension'][$loop]) ) {
$variation->update_meta_data( '_dimension', sanitize_text_field($_POST['_dimension'][$loop]) );
}
if( isset($_POST['_year'][$loop]) ) {
$variation->update_meta_data( '_year', sanitize_text_field($_POST['_year'][$loop]) );
}
}
// Add variation custom field to single variable product form
add_filter( 'woocommerce_available_variation', 'add_variation_custom_field_to_variable_form', 10, 3 );
function add_variation_custom_field_to_variable_form( $variation_data, $product, $variation ) {
$variation_data['model'] = $variation->get_meta('_model');
$variation_data['wattage'] = $variation->get_meta('_wattage');
$variation_data['lumen'] = $variation->get_meta('_lumen');
$variation_data['material'] = $variation->get_meta('_material');
$variation_data['dimension'] = $variation->get_meta('_dimension');
$variation_data['year'] = $variation->get_meta('_year');
return $variation_data;
}
add_action( 'woocommerce_product_additional_information', 'add_html_container_to_display_selected_variation_custom_field' );
function add_html_container_to_display_selected_variation_custom_field( $product ){
echo '<div class="custom_variation-text-field"></div>';
}
// Display selected variation custom field value to product the tab
add_action( 'woocommerce_after_variations_form', 'display_selected_variation_custom_field_js' );
function display_selected_variation_custom_field_js(){
?>
<script type="text/javascript">
(function($){
$('form.cart').on('show_variation', function(event, data) {
$('.custom_variation-text-field').text(data.text_field);
}).on('hide_variation', function(event) {
$('.custom_variation-text-field').text('');
});
})(jQuery);
</script>
<?php
}
为了保存数据,我对第一个函数做了一些修改(第二个保持不变):
// Add a custom field to variation settings
add_action( 'woocommerce_product_after_variable_attributes', 'variation_settings_fields', 10, 3 );
function variation_settings_fields( $loop, $variation_data, $variation ) {
woocommerce_wp_text_input( array(
'id' => '_model[' . $loop . ']',
'label' => __( 'model', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_model', true )
) );
woocommerce_wp_text_input(
array(
'id' => '_wattage[' . $loop . ']',
'label' => __( 'wattage', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_wattage', true )
) );
woocommerce_wp_text_input( array(
'id' => '_lumen[' . $loop . ']',
'label' => __( 'lumen', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_lumen', true )
) );
woocommerce_wp_text_input( array(
'id' => '_material[' . $loop . ']',
'label' => __( 'material', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_material', true )
) );
woocommerce_wp_text_input( array(
'id' => '_dimension[' . $loop . ']',
'label' => __( 'dimension', 'woocommerce' ),
'placeholder' => '',
'desc_tip' => 'true',
'description' => __( 'This is the description text...', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_dimension', true )
) );
woocommerce_wp_text_input( array(
'id' => '_year[' . $loop . ']',
'label' => __( 'year', 'woocommerce' ),
'placeholder' => 'http://',
'desc_tip' => 'true',
'description' => __( 'Enter the custom value here.', 'woocommerce' ),
'value' => get_post_meta( $variation->ID, '_year', true )
) );
}
// Save custom field value from variation settings
add_action( 'woocommerce_admin_process_variation_object', 'save_variation_settings_fields', 10, 2 );
function save_variation_settings_fields( $variation, $loop ) {
if( isset($_POST['_model'][$loop]) ) {
$variation->update_meta_data( '_model', sanitize_text_field($_POST['_model'][$loop]) );
}
if( isset($_POST['_wattage'][$loop]) ) {
$variation->update_meta_data( '_wattage', sanitize_text_field($_POST['_wattage'][$loop]) );
}
if( isset($_POST['_lumen'][$loop]) ) {
$variation->update_meta_data( '_lumen', sanitize_text_field($_POST['_lumen'][$loop]) );
}
if( isset($_POST['_material'][$loop]) ) {
$variation->update_meta_data( '_material', sanitize_text_field($_POST['_material'][$loop]) );
}
if( isset($_POST['_dimension'][$loop]) ) {
$variation->update_meta_data( '_dimension', sanitize_text_field($_POST['_dimension'][$loop]) );
}
if( isset($_POST['_year'][$loop]) ) {
$variation->update_meta_data( '_year', sanitize_text_field($_POST['_year'][$loop]) );
}
}
最好将字段数据自定义到数据库并在管理中显示保存的值。
现在前端显示部分是错误的(你的最后2个函数)。
您首先需要考虑如何显示多个自定义字段,html 结构以及与每个自定义字段相关的标签应该如何显示。所以编辑你的问题,因为我无法为你猜测。
这是一个包含所有自定义字段的工作示例,用于在前端单个产品页面中显示所选变体的数据:
// Add variation custom field to single variable product form
add_filter( 'woocommerce_available_variation', 'add_variation_custom_field_to_variable_form', 10, 3 );
function add_variation_custom_field_to_variable_form( $variation_data, $product, $variation ) {
$variation_data['model'] = $variation->get_meta('_model');
$variation_data['wattage'] = $variation->get_meta('_wattage');
$variation_data['lumen'] = $variation->get_meta('_lumen');
$variation_data['material'] = $variation->get_meta('_material');
$variation_data['dimension'] = $variation->get_meta('_dimension');
$variation_data['year'] = $variation->get_meta('_year');
return $variation_data;
}
add_action( 'woocommerce_product_additional_information', 'add_html_container_to_display_selected_variation_custom_field' );
function add_html_container_to_display_selected_variation_custom_field( $product ){
echo '<div class="custom_variation-text-field">aaa</div>';
}
// Display selected variation custom field value to product the tab
add_action( 'woocommerce_after_variations_form', 'display_selected_variation_custom_field_js' );
function display_selected_variation_custom_field_js(){
?>
<script type="text/javascript">
(function($){
var a = '.custom_variation-text-field', b = $(a).html();
$('form.cart').on('show_variation', function(event, data) {
outputHtml = '';
if( data.model ) {
outputHtml += '<span><strong><?php _e("Model"); ?><strong>: '+data.model+'<span><br>';
}
if( data.wattage ) {
outputHtml += '<span><strong><?php _e("Wattage"); ?><strong>: '+data.wattage+'<span><br>';
}
if( data.lumen ) {
outputHtml += '<span><strong><?php _e("Lumen"); ?><strong>: '+data.lumen+'<span><br>';
}
if( data.material ) {
outputHtml += '<span><strong><?php _e("Material"); ?><strong>: '+data.material+'<span><br>';
}
if( data.dimension ) {
outputHtml += '<span><strong><?php _e("Dimension"); ?><strong>: '+data.dimension+'<span><br>';
}
if( data.year ) {
outputHtml += '<span><strong><?php _e("Year"); ?><strong>: '+data.year+'<span>';
}
if( outputHtml ) {
$(a).html(outputHtml);
}
}).on('hide_variation', function(event) {
$(a).html(b);
});
})(jQuery);
</script>
<?php
}
代码进入活动子主题(或活动主题)的 functions.php 文件。已测试并有效。