Custom Tributes Email Tags for the GiveWP Tributes add-on

custom_tributes_email_tags.php

<?php

add_action( 'give_email_tags', 'register_email_custom_tributes_tags' );
function register_email_custom_tributes_tags($email_tags)
    {
        $email_tags = array_merge(
            $email_tags,
            [
                [
                    'tag'      => 'honoree_fullname', // The tag name.
					'desc'     => __( 'The full name of the honoree.', 'give-tributes' ),
					'func'     => 'honoree_fullname_email_tag', // Callback to function below.
					'context'  => 'donation', // This tag can be for both admin and donor notifications.
					'is_admin' => false, // default is false. This is here to simply display it as an option.
                ],
                [
                    'tag'      => 'ecard_recipient', // The tag name.
					'desc'     => __( 'The name of the ecard recipient', 'give-tributes' ),
					'func'     => 'ecard_recepient_email_tag', // Callback to function below.
					'context'  => 'donation', // This tag can be for both admin and donor notifications.
					'is_admin' => false, // default is false. This is here to simply display it as an option.
                ],
                [
                     'tag'      => 'ecard_email', // The tag name.
					'desc'     => __( 'The email of the ecard recipient', 'give-tributes' ),
					'func'     => 'ecard_email_tag', // Callback to function below.
					'context'  => 'donation', // This tag can be for both admin and donor notifications.
					'is_admin' => false, // default is false. This is here to simply display it as an option.
                ],
            ]
        );

        return $email_tags;
    }

function honoree_fullname_email_tag( $tag_args ) {

	$payment_id = $tag_args['payment_id'];

	// Honoree First name.
	$honoree_first_name = give_get_meta( $payment_id, '_give_tributes_first_name', true );
	$honoree_first_name = ! empty( $honoree_first_name ) ? $honoree_first_name : '';
	// Honoree last name.
	$honoree_last_name = give_get_meta( $payment_id, '_give_tributes_last_name', true );
	$honoree_last_name = ! empty( $honoree_last_name ) ? $honoree_last_name : '';
	// Prepare Honoree Full name.
	if ( ! empty( $honoree_first_name ) || ! empty( $honoree_last_name ) ) {
		$honoree_full_name = $honoree_first_name . ' ' . $honoree_last_name;
	} else {
		$honoree_full_name = '';
	}
	return ! empty( $honoree_full_name ) ? ucfirst( $honoree_full_name ) : '';
}

function ecard_recepient_email_tag( $tag_args ) {

	$payment_id = $tag_args['payment_id'];

	// Honoree First name.
	$ecard_first_name = give_get_meta( $payment_id, '_give_tributes_ecard_notify_first_name', true );
	$ecard_first_name = ! empty( $ecard_first_name ) ? $ecard_first_name : '';
	// Honoree last name.
	$ecard_last_name = give_get_meta( $payment_id, '_give_tributes_ecard_notify_last_name', true );
	$ecard_last_name = ! empty( $ecard_last_name ) ? $ecard_last_name : '';
	// Prepare Honoree Full name.
	if ( ! empty( $ecard_first_name ) || ! empty( $ecard_last_name ) ) {
		$ecard_full_name = $ecard_first_name . ' ' . $ecard_last_name;
	} else {
		$ecard_full_name = '';
	}
	return ! empty( $ecard_full_name ) ? ucfirst( $ecard_full_name ) : '';
}

function ecard_email_tag( $tag_args ) {

	$payment_id = $tag_args['payment_id'];

	// Ecard email.
	$ecard_email = give_get_meta( $payment_id, '_give_tributes_honoree_ecard_email', true );
	return ! empty( $ecard_email ) ? ( $ecard_email ) : '';
}