Attendee Fatal error data recovery

functions.php

<?php

/**
 * In some cases where the user input for purchaser name is corrputed we need to
 * replace the purhcaser name with purchaser email.
 */

add_filter( 'tribe_tickets_attendee_data', 'rt_et_filter_corrupted_attendee', 10, 4 );

function rt_et_filter_corrupted_attendee( $attendee_data, $provider, $attendee, $post_id ) {
	if ( ! is_array( $attendee_data ) ) {
		return $attendee_data;
	}

	if ( ! is_string( $attendee_data['purchaser_name'] ) ) {
		$attendee_data['purchaser_name'] = $attendee_data['purchaser_email'];
	}

	if ( ! is_string( $attendee_data['holder_name'] ) ) {
		$attendee_data['holder_name'] = $attendee_data['holder_email'];
	}

	return $attendee_data;
}