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Add input field to products - WooCommerce
/**
* @snippet Add input field to products - WooCommerce
* @how-to Watch tutorial @ https://businessbloomer.com/?p=19055
* @author Rodolfo Melogli
* @compatible WooCommerce 3.5.7
* @donate $9 https://businessbloomer.com/bloomer-armada/
*/
// -----------------------------------------
// 1. Show custom input field above Add to Cart
add_action( 'woocommerce_before_add_to_cart_button', 'bbloomer_product_add_on', 9 );
function bbloomer_product_add_on() {
$value = isset( $_POST['_custom_text_add_on'] ) ? sanitize_text_field( $_POST['_custom_text_add_on'] ) : '';
echo '<div><label>Custom Text Add-On <abbr class="required" title="required">*</abbr></label><p><input name="_custom_text_add_on" value="' . $value . '"></p></div>';
}
// -----------------------------------------
// 2. Throw error if custom input field empty
add_filter( 'woocommerce_add_to_cart_validation', 'bbloomer_product_add_on_validation', 10, 3 );
function bbloomer_product_add_on_validation( $passed, $product_id, $qty ){
if( isset( $_POST['_custom_text_add_on'] ) && sanitize_text_field( $_POST['_custom_text_add_on'] ) == '' ) {
wc_add_notice( 'Custom Text Add-On is a required field', 'error' );
$passed = false;
}
return $passed;
}
// -----------------------------------------
// 3. Save custom input field value into cart item data
add_filter( 'woocommerce_add_cart_item_data', 'bbloomer_product_add_on_cart_item_data', 10, 2 );
function bbloomer_product_add_on_cart_item_data( $cart_item, $product_id ){
if( isset( $_POST['_custom_text_add_on'] ) ) {
$cart_item['custom_text_add_on'] = sanitize_text_field( $_POST['_custom_text_add_on'] );
}
return $cart_item;
}
// -----------------------------------------
// 4. Display custom input field value @ Cart
add_filter( 'woocommerce_get_item_data', 'bbloomer_product_add_on_display_cart', 10, 2 );
function bbloomer_product_add_on_display_cart( $_data, $cart_item ) {
if ( isset( $cart_item['custom_text_add_on'] ) ){
$data[] = array(
'name' => 'Custom Text Add-On',
'value' => sanitize_text_field( $cart_item['custom_text_add_on'] )
);
}
return $data;
}
// -----------------------------------------
// 5. Save custom input field value into order item meta
add_action( 'woocommerce_add_order_item_meta', 'bbloomer_product_add_on_order_item_meta', 10, 2 );
function bbloomer_product_add_on_order_item_meta( $item_id, $values ) {
if ( ! empty( $values['custom_text_add_on'] ) ) {
wc_add_order_item_meta( $item_id, 'Custom Text Add-On', $values['custom_text_add_on'], true );
}
}
// -----------------------------------------
// 6. Display custom input field value into order table
add_filter( 'woocommerce_order_item_product', 'bbloomer_product_add_on_display_order', 10, 2 );
function bbloomer_product_add_on_display_order( $cart_item, $order_item ){
if( isset( $order_item['custom_text_add_on'] ) ){
$cart_item_meta['custom_text_add_on'] = $order_item['custom_text_add_on'];
}
return $cart_item;
}
// -----------------------------------------
// 7. Display custom input field value into order emails
add_filter( 'woocommerce_email_order_meta_fields', 'bbloomer_product_add_on_display_emails' );
function bbloomer_product_add_on_display_emails( $fields ) {
$fields['custom_text_add_on'] = 'Custom Text Add-On';
return $fields;
}
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