Reset Form after Stripe transaction cancelled in Caldera Forms

cf-reset-form-stripe-cancelation.php

<?php
/**
 * Plugin Name: Caldera Forms manage Stripe cancelation
 * Description: Dispay a link that resets the form when returning from Stripe cancellation.
 * Plugin URL: https://gist.github.com/New0/65b1b0dc194c23703e935a0fc22268a1
 * Author: New0
 */
add_filter( 'caldera_forms_pre_render_form', function( $html, $entry_id, $form ){

	//Check if we come back from Stripe with cancelled status
	if( isset( $_GET["cf_stripe_status"] ) && $_GET["cf_stripe_status"] === "canceled" ){
		$request_uri = str_replace("&cf_stripe_status=canceled", "", $_SERVER["REQUEST_URI"]);
		$current_url = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$request_uri";
		return '<div class="alert alert-warning">Stripe transaction was cancelled, <a href="' . $current_url . '" title="Reset Form"> reset the form here</a></div>';
	}
	
	return $html;

}, 10, 3 );