Duplicate a ThriveCart order in WooCommerce: Convert ThriveCart order data into a WooCommerce order. https://www.damiencarbery.com/2019/06/duplicate-a-thrivecart-order-in-woocommerce/

mk-local-order.php

<?php
/*
// Restrict who can access this script.
$permitted_ips = array('12.34.56.78', '87.65.43.21');
if (in_array($_SERVER['REMOTE_ADDR'], $permitted_ips) == false) {
    header('HTTP/1.0 403 Forbidden');
    die();
}
*/

define('WP_USE_THEMES', false);

/** Loads the WordPress Environment */
require( dirname( __FILE__ ) . '/wp-blog-header.php' );

$product_id = 28;

$address = array(
	'first_name' => 'Damien',
    'last_name'  => 'Carbery',
    'email'      => 'me@example.com',
    'address_1'  => '1 Main Street',
    'city'       => 'Blanchardstown',
    'state'      => 'Dublin',
    'postcode'   => 'D15',
    'country'    => 'IE',
);



function create_test_order() {
	
	global $address, $tc_to_wc_products, $product_id;
	
	$payment_method = 'bacs';

	// User check/creation code from: https://gist.github.com/stormwild/7f914183fc18458f6ab78e055538dcf0 (and https://stackoverflow.com/a/35304031/8605943)
	$default_password = wp_generate_password();

	$customer_id = null;

	if ( $user = get_user_by( 'email', $address[ 'email' ] ) ) {
		$customer_id = $user->ID;
	}
	else {
		$customer_id = wp_insert_user( array(
							'user_login' => $address[ 'email' ],
							'user_pass'  => $default_password,
							'user_email' => $address[ 'email' ],
							'role'       => 'customer',
		) );
		if ( is_wp_error( $customer_id ) ) {
			echo $customer_id->get_error_message();
			die();
		}
	}
	
	// Now we create the order
	$order = wc_create_order( array('customer_id' => $customer_id) );

	$order->add_product( wc_get_product( $product_id ), 1); // This is an existing SIMPLE product
	$order->set_address( $address, 'billing' );
	  
	  
	// This block copied from: https://stackoverflow.com/a/55437588/8605943
	$order->set_created_via( 'programatically' );
	$order->set_customer_id( $customer_id );
	$order->set_currency( get_woocommerce_currency() );
	$order->set_prices_include_tax( 'yes' === get_option( 'woocommerce_prices_include_tax' ) );
	$gateways = WC()->payment_gateways->get_available_payment_gateways();
	$order->set_payment_method( isset( $gateways[ $payment_method ] ) ? $gateways[ $payment_method ] : $payment_method );

	$order->calculate_totals();
	$order_id = $order->save();
	$status_change = $order->update_status('wc-completed', 'Imported order', TRUE);
	  
	echo "<p>Order: <strong>$order_id</strong></p>";
	echo "<p>Status: <strong>", $order->get_status(), "</strong></p>";
}

create_test_order();

mk-order.php

<?php
/*
// Restrict who can access this script.
$permitted_ips = array('12.34.56.78', '87.65.43.21');
if (in_array($_SERVER['REMOTE_ADDR'], $permitted_ips) == false) {
    header('HTTP/1.0 403 Forbidden');
    die();
}
*/

define('WP_USE_THEMES', false);

/** Loads the WordPress Environment */
require( dirname( __FILE__ ) . '/wp-blog-header.php' );


// Avoid warnings about element not being set.
function get_post_parameter( $key, $default ) {
	if ( array_key_exists( $key, $_POST ) ) {
		return $_POST[ $key ];
	}
	else {
		return $default;
	}
}


// Basic prerequisites.
if ( ( 'order.success' != get_post_parameter( 'event', '' ) ) ||
       ( 'generic' != get_post_parameter( 'thrivecart_account', '' ) ) ||
	   ( 'JLZE3Y54FEQ1' != get_post_parameter( 'thrivecart_secret', '' ) ) ) {
	header( 'HTTP/1.1 400 Bad Request' );
}
header("Content-Type: text/plain");

// Extract the required data from $_POST so that an order can be created.
$tc_product_id = get_post_parameter( 'base_product', 0 );
$customer = get_post_parameter( 'customer', array() );
$address = array(
      'first_name' => $customer[ 'first_name' ],
      'last_name'  => $customer[ 'last_name' ],
      'email'      => $customer[ 'email' ],
      'address_1'  => $customer[ 'address' ][ 'line1' ],
      'city'       => $customer[ 'address' ][ 'city' ],
      'state'      => 'NA',
      'postcode'   => $customer[ 'address' ][ 'zip' ],
      'country'    => $customer[ 'address' ][ 'country' ],
);


// Map ThriveCart products to WooCommerce Sensi products.
$tc_to_wc_products = array( 2 => 28 );

create_test_order();  // The same function as in mk-local-order.php