WooCommerce Stripe: Add Custom MetaData

wc-stripe-meta-hook.php

<?php 
/*
* https://remicorson.com/woocommerce-stripe-add-custom-metadata/
* Add "Billing Company" value to Stripe metadata
* add this to function.php
*/

function filter_wc_stripe_payment_metadata( $metadata, $order, $source ) {

	$order_data = $order->get_data();
	$metadata[ __( 'Billing Company', 'woocommerce-gateway-stripe' ) ] = sanitize_text_field( $order_data['billing']['company'] );

	return $metadata;
}
add_filter( 'wc_stripe_payment_metadata', 'filter_wc_stripe_payment_metadata', 10, 3 );

wc-stripe-meta-products-list.php

<?php
/* code to get and include product lists in the meta */
$count = 1;
foreach( $order->get_items() as $item_id => $line_item ){
    $item_data = $line_item->get_data();
    $product = $line_item->get_product();
    $product_name = $product->get_name();
    $item_quantity = $line_item->get_quantity();
    $item_total = $line_item->get_total();
    $item_meta_data = $line_item->get_meta_data(); //get all meta data associated with the product.
    $item_gform_meta_data = $line_item->get_meta('_gravity_forms_history'); //get gform entry data associated with product when using gform woo addon
    $metadata['Product Meta - '.$count] = '|__  Product Name: '.$product_name.' __||__  Quantity: '.$item_quantity .' __|';
    $count += 1;
}

return $metadata;

wc-stripe-meta-variables.php

<?php
/* list of variables that you can use: */

$order_data = $order->get_data();

$order_id = $order_data['id'];
$order_parent_id = $order_data['parent_id'];
$order_status = $order_data['status'];
$order_currency = $order_data['currency'];
$order_version = $order_data['version'];
$order_payment_method = $order_data['payment_method'];
$order_payment_method_title = $order_data['payment_method_title'];
$order_payment_method = $order_data['payment_method'];
$order_payment_method = $order_data['payment_method'];

## Creation and modified WC_DateTime Object date string ##

// Using a formated date ( with php date() function as method)
$order_date_created = $order_data['date_created']->date('Y-m-d H:i:s');
$order_date_modified = $order_data['date_modified']->date('Y-m-d H:i:s');

// Using a timestamp ( with php getTimestamp() function as method)
$order_timestamp_created = $order_data['date_created']->getTimestamp();
$order_timestamp_modified = $order_data['date_modified']->getTimestamp();


$order_discount_total = $order_data['discount_total'];
$order_discount_tax = $order_data['discount_tax'];
$order_shipping_total = $order_data['shipping_total'];
$order_shipping_tax = $order_data['shipping_tax'];
$order_total = $order_data['cart_tax'];
$order_total_tax = $order_data['total_tax'];
$order_customer_id = $order_data['customer_id']; // ... and so on

## BILLING INFORMATION:

$order_billing_first_name = $order_data['billing']['first_name'];
$order_billing_last_name = $order_data['billing']['last_name'];
$order_billing_company = $order_data['billing']['company'];
$order_billing_address_1 = $order_data['billing']['address_1'];
$order_billing_address_2 = $order_data['billing']['address_2'];
$order_billing_city = $order_data['billing']['city'];
$order_billing_state = $order_data['billing']['state'];
$order_billing_postcode = $order_data['billing']['postcode'];
$order_billing_country = $order_data['billing']['country'];
$order_billing_email = $order_data['billing']['email'];
$order_billing_phone = $order_data['billing']['phone'];

## SHIPPING INFORMATION:

$order_shipping_first_name = $order_data['shipping']['first_name'];
$order_shipping_last_name = $order_data['shipping']['last_name'];
$order_shipping_company = $order_data['shipping']['company'];
$order_shipping_address_1 = $order_data['shipping']['address_1'];
$order_shipping_address_2 = $order_data['shipping']['address_2'];
$order_shipping_city = $order_data['shipping']['city'];
$order_shipping_state = $order_data['shipping']['state'];
$order_shipping_postcode = $order_data['shipping']['postcode'];
$order_shipping_country = $order_data['shipping']['country'];