Adds payment method variable to Paid Memberships Pro emails that can be included using the Paid Memberships Pro Email Templates Add On

add-payment-method-to-pmpro-emails.php

<?php
/**
 * Adds !!payment_method!! variable to be used with the
 * Paid Memberships Pro Email Templates Add On.
 * This data will be available for all Paid Memberships Pro emails.
 * Add the below code to your PMPro Customizations Plugin and
 * edit the email templates you want to add this to.
 */
function add_payment_method_to_pmpro_emails( $data, $email ) {

	$data['payment_method'] = 'N/A';
	$invoice_id     = null;

	// Get payment method from invoice
	if ( isset( $data['invoice_id'] ) ) {
		$invoice_id = $data['invoice_id'];
	}

	if ( ! empty( $invoice_id ) ) {
		$invoice        = new MemberOrder( $invoice_id );
		$payment_method = $invoice->gateway;

		$data['payment_method'] = ucwords( $payment_method );
	}
	

	return $data;
}
add_filter( 'pmpro_email_data', 'add_payment_method_to_pmpro_emails', 10, 2 );