WooCommerce使用表单中的图像创建新产品

add_action('woocommerce_product_options_general_product_data', 'add_product_image_field');
function add_product_image_field() {
    global $woocommerce, $post;
    echo '<div class="product_custom_field">';
    // 图像字段标签
    woocommerce_wp_file_input(
        array(
            'id' => '_product_image',
            'label' => __('Product Image', 'woocommerce'),
            'description' => __('Upload an image for the product.', 'woocommerce')
        )
    );
    echo '</div>';
}

// 保存图像字段值
add_action('woocommerce_process_product_meta', 'save_product_image_field');
function save_product_image_field($post_id) {
    $image_id = $_POST['_product_image'];
    if (!empty($image_id)) {
        update_post_meta($post_id, '_product_image', esc_attr($image_id));
    }
}

add_action('woocommerce_product_options_general_product_data', 'add_custom_image_field');
function add_custom_image_field() {
    global $woocommerce, $post;
    echo '<div class="product_custom_field">';
    // 图像字段标签
    woocommerce_wp_text_input(
        array(
            'id' => '_custom_image',
            'label' => __('Custom Image', 'woocommerce'),
            'description' => __('Enter the URL of the custom image for the product.', 'woocommerce')
        )
    );
    echo '</div>';
}

// 保存自定义字段值
add_action('woocommerce_process_product_meta', 'save_custom_image_field');
function save_custom_image_field($post_id) {
    $custom_image = $_POST['_custom_image'];
    if (!empty($custom_image)) {
        update_post_meta($post_id, '_custom_image', esc_attr($custom_image));
    }
}