PHP Snippet: Show Add-Ons Area @ WooCommerce Checkout Page

 

PHP Snippet: Show Add-Ons Area @ WooCommerce Checkout Page

Requirements:

1. Product IDs you want to add to Cart (14877, 14879, 15493 in my example)
2. No “redirect to Cart after add to cart” option checked in WooCommerce settings

/**  * @snippet       Upsell Area - WooCommerce Checkout  * @how-to        Get CustomizeWoo.com FREE  * @author        Rodolfo Melogli  * @compatible    WooCommerce 3.6.1  * @donate $9     https://businessbloomer.com/bloomer-armada/  */   add_action( 'woocommerce_review_order_before_submit', 'bbloomer_checkout_add_on', 9999 );   function bbloomer_checkout_add_on() {    $product_ids = array( 14877, 14879, 15493 );    $in_cart = false;    foreach( WC()->cart->get_cart() as $cart_item ) {       $product_in_cart = $cart_item['product_id'];       if ( in_array( $product_in_cart, $product_ids ) ) {          $in_cart = true;          break;       }    }    if ( ! $in_cart ) {       echo '<h4>Make a Donation?</h4>';       echo '<p><a class="button" style="margin-right: 1em; width: auto" href="?add-to-cart=14877"> €5 </a><a class="button" style="margin-right: 1em; width: auto" href="?add-to-cart=14879"> €20 </a><a class="button" style="width: auto" href="?add-to-cart=15493"> €50 </a></p>';    } }