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Add custom text field attribute WooCommerce
<?php
// show custom field in product page
function dcms_display_field() {
// Optional validation for specif category
// global $product;
// $categories = $product->get_category_ids();
// if ( ! in_array(34, $categories )) return;
echo '<div class="custom-field-wrapper">
<label for="title-field">Ingresa algún texto:</label>
<input type="text" id="dcms-custom-field" name="dcms-custom-field" value="">
</div><br /><hr />';
}
add_action( 'woocommerce_before_add_to_cart_button', 'dcms_display_field', 10, 0 );
// Validate custom field
function dcms_field_validation( $passed, $product_id, $quantity ) {
if( isset( $_REQUEST['dcms-custom-field'] ) && empty($_REQUEST['dcms-custom-field'])) {
$passed = false;
wc_add_notice( 'Ingresa algún texto personalizado', 'error' );
}
return $passed;
}
add_filter( 'woocommerce_add_to_cart_validation', 'dcms_field_validation', 10, 3 );
// Add field data to the cart
function dcms_add_field_to_cart( $cart_item_data, $product_id, $variation_id ) {
if( ! empty( $_REQUEST['dcms-custom-field'] ) ) {
$cart_item_data['dcms-custom-field'] = sanitize_text_field($_REQUEST['dcms-custom-field']);
}
return $cart_item_data;
}
add_filter( 'woocommerce_add_cart_item_data', 'dcms_add_field_to_cart', 10, 3 );
// Display field in the cart
function dcms_display_field_to_cart( $item_name, $cart_item, $cart_item_key ) {
if ( isset($cart_item['dcms-custom-field']) ){
$item_name .= sprintf("<p>Texto: %s </p>", $cart_item['dcms-custom-field']);
}
return $item_name;
}
add_filter( 'woocommerce_cart_item_name', 'dcms_display_field_to_cart', 10, 3 );
// Add custom field to order
function dcms_add_field_to_order( $item, $cart_item_key, $values, $order ) {
if ( isset( $values['dcms-custom-field'] )){
$item->add_meta_data( 'Texto', $values['dcms-custom-field'], true );
}
}
add_action( 'woocommerce_checkout_create_order_line_item', 'dcms_add_field_to_order', 10, 4 );
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