License Keys UL – Email Tag for Software Licensing

if ( ! defined( 'ABSPATH' ) )

	exit;

function my_custom_sl_emails_initialize(){

	if ( class_exists( 'EDD_SL_Emails' ) ) {

		edd_add_email_tag( 'license_keys_ul', __( 'Show all purchased licenses in an unordered list', 'edd_sl' ), 'my_custom_license_keys_ul_tag' );	

	}

}

add_action( 'init', 'my_custom_sl_emails_initialize' );

function my_custom_license_keys_ul_tag( $payment_id = 0 ) {

	$keys_output  = '<ul>';

	$license_keys = edd_software_licensing()->get_licenses_of_purchase( $payment_id );

	if( $license_keys ) {

		foreach( $license_keys as $key ) {

			$price_name  = '';

			$download_id = edd_software_licensing()->get_download_id( $key->ID );

			$price_id    = edd_software_licensing()->get_price_id( $key->ID );

			if( $price_id ) {

				$price_name = " - " . edd_get_price_option_name( $download_id, $price_id );

			}

			$keys_output .=  '<li>' . get_the_title( $download_id ) . $price_name . ": " . get_post_meta( $key->ID, '_edd_sl_key', true ) . '</li>';

		}

	}

	$keys_output .= '</ul>';

	return $keys_output;

}