Redirect customers to custom urls in LifterLMS after checkout

llms-custom-post_checkout-redirection.php

<?php  // Do not copy this line.

// Copy from under this line and paste into your child theme's functions.php.

// replace the default redirect_url.
add_filter( 'lifterlms_completed_transaction_redirect', 'llms_custom_checkout_post_checkout_redirection', 10, 2 );

function llms_custom_checkout_post_checkout_redirection( $original_redirect, $order ) {

	// only proceed if the order has been for a particualr membership.
	if( (int) $order->get( 'product_id' ) !== 7078 ){
		return $original_redirect;
	}
	
	// custom url (could be pulled from the metadata of the product or access plan).
	$redirection_url = 'https://customdomain.com/permalink/parts/';
	
	// return custom url instead.
	return $redirection_url;
}