Event Tickets Category Sync Tag Sync with WooCommerce product category and tag

category_sync.php

<?php

/**
 * Description:  Sync Event Tickets tag and category with WooCommerce product category and tag - depends on the slug
 * Usage:        Copy the snippet into your child theme's functions.php file.
 *               Change delimiter as per your needs.
 *               Make sure that the slug is same for both tag or both category to sync properly
 *
 * Plugins:      Event Tickets
 * Author:       Rafsun Chowdhury
 * Last updated: March 31, 2020
 *
 * @link https://gist.github.com/rafsuntaskin/ce0d2b5cbd35379a83ad020d630f6031
 */
add_action( 'event_tickets_after_save_ticket', 'rt_sync_et_ticket_category_with_woo', 11, 4 );

function rt_sync_et_ticket_category_with_woo( $post_id, $ticket, $raw_data, $class_name ) {

	//hardcoded for WooCommerce only
	if ( 'Tribe__Tickets_Plus__Commerce__WooCommerce__Main' != $class_name ) {
		return;
	}

	if ( ! class_exists( 'Tribe__Events__Main' ) ) {
		return;
	}

	//get Event categories
	$tribe_ecp  = Tribe__Events__Main::instance();
	$terms      = get_the_terms( $post_id, $tribe_ecp->get_event_taxonomy() );
	$term_slugs = wp_list_pluck( $terms, 'slug' );

	//get event tags
	$event_tags = wp_get_post_tags( $post_id, 'post_tag' );
	$tag_slugs  = wp_list_pluck( $event_tags, 'slug' );

	//bail out if not a valid ticket
	if ( empty( $ticket ) || ! isset( $ticket->ID ) ) {
		return;
	}

	//process if event has categories
	if ( ! empty( $term_slugs ) ) {
		foreach ( $term_slugs as $cat ) {
			wp_add_object_terms( $ticket->ID, $cat, 'product_cat' );
		}
	}

	//process if event has tags
	if ( ! empty( $tag_slugs ) ) {
		wp_add_post_tags( $ticket->ID, $tag_slugs );
	}
}