WP Simple Pay: Create WordPress User After Payment (Lite)

/**

 * @link https://library.wpcode.com/snippet/32j68l5l/

 */

add_action(

	'simpay_payment_receipt_viewed', 

	/**

	 * @param array $payment_confirmation_data {

	 *   Contextual information about this payment confirmation.

	 *

	 *   @type \SimplePay\Vendor\Stripe\Customer $customer Stripe Customer

	 *   @type \SimplePay\Core\Abstracts\Form $form Payment form.

	 *   @type array<\SimplePay\Core\Vendor\Stripe\Subscription> $subscriptions Subscriptions associated with the Customer.

	 *   @type array<\SimplePay\Core\Vendor\Stripe\PaymentIntent> $paymentintents PaymentIntents associated with the Customer.

	 * }

	 */

	function( $payment_confirmation_data ) {

		if ( ! isset( $payment_confirmation_data['customer'] ) ) {

			return;

		}

		$customer      = $payment_confirmation_data['customer'];

		$email_address = $customer->email;

		// Don't create duplicate records if the page is reloaded.

		if ( false !== username_exists( $email_address ) ) {

			return;

		}

		// Creates a new user and notifies both the user and the site admin.

		//

		// @link https://developer.wordpress.org/reference/functions/wp_insert_user/

		// @link https://developer.wordpress.org/reference/functions/wp_new_user_notification/

		$user_id  = wp_insert_user( array(

			'user_email' => $email_address,

			'user_login' => $email_address,

			'nickname'   => $email_address,

			'role'       => 'subscriber',

			'user_pass'  => null,

		) );

		if ( false === is_wp_error( $user_id ) ) {

			wp_new_user_notification( $user_id, null, 'both' );

		}

	}

);