TEC > Add the WordPress time zone and the TEC time zone mode to the admin bar

functions.php

<?php
/*
 * Add the WordPress time zone, the TEC time zone mode, and the TEC editor mode to the admin bar.
 * Change the TEC time zone or the editor mode in the admin bar.
 * Intended for use on test sites or staging sites only.
 *
 * Plugins required: The Events Calendar (for the TEC related part)
 * Author:           Andras Guseo
 * Created:          October 31, 2023
 * Last updated:     October 31, 2023
 */

add_action( 'admin_bar_menu', 'display_wordpress_timezone_in_admin_bar', 999 );

/**
 * Add the WordPress time zone, the TEC time zone setting, and the TEC editor setting to the admin bar.
 *
 * @return void
 */
function display_wordpress_timezone_in_admin_bar() {
	global $wp_admin_bar;
	$timezone_string = get_option( 'timezone_string' );
	if ( ! empty( $timezone_string ) ) {
		$wp_admin_bar->add_node( [
			'id'     => 'display_wordpress_timezone',
			'title'  => 'WP Time Zone: ' . $timezone_string,
			'parent' => 'top-secondary',
			'meta'   => [
				'class' => 'display_wordpress_timezone_node'
			]
		] );
	}

	if ( class_exists( 'Tribe__Events__Main' ) ) {
		$tzms = [
			'site'  => 'site-wide',
			'event' => 'manual',
		];

		$tzm     = tribe_get_option( 'tribe_events_timezone_mode' );
		$new_tzm = $tzm == 'site' ? 'event' : 'site';

		$wp_admin_bar->add_node( [
			'id'     => 'display_tribe_timezone',
			'title'  => 'TEC Time Zone Mode: ' . $tzms[ $tzm ],
			'parent' => 'top-secondary',
			'meta'   => [
				'class' => 'display_tribe_timezone_node'
			]
		] );

		// Add a submenu item with the option to change the TEC time zone setting
		$wp_admin_bar->add_node( [
			'id'     => 'change_tribe_timezone_mode',
			'title'  => 'Change to ' . $tzms[ $new_tzm ],
			'parent' => 'display_tribe_timezone',
			'href'   => add_query_arg( [ 'change_timezone_mode' => $new_tzm ] ),
			'meta'   => [
				'class' => 'change_tribe_timezone_mode_node'
			]
		] );

		$editors = [
			'0' => 'classic',
			'1' => 'block',
		];

		$editor_value = tribe_get_option( 'toggle_blocks_editor' );
		$editor       = $editor_value ? 'block' : 'classic';
		$new_editor   = $editor_value ? 'classic' : 'block';

		$wp_admin_bar->add_node( [
			'id'     => 'display_tec_editor',
			'title'  => 'TEC editor: ' . $editor,
			'parent' => 'top-secondary',
			'meta'   => [
				'class' => 'display_tec_editor_node'
			]
		] );

		// Add a submenu item with the option to change the TEC editor setting
		$wp_admin_bar->add_node( [
			'id'     => 'change_tec_editor',
			'title'  => 'Change to ' . $new_editor,
			'parent' => 'display_tec_editor',
			'href'   => add_query_arg( [ 'change_tec_editor' => $editor_value ? '0' : '1' ] ),
			'meta'   => [
				'class' => 'change_tec_editor_node'
			]
		] );


	}
}

add_action( 'init', 'update_tribe_timezone_mode' );

/**
 * Check if any of the parameters are set and update the option value accordingly
 *
 * @return void
 */
function update_tribe_timezone_mode() {
	if ( ! class_exists( 'Tribe__Events__Main' ) ) {
		return;
	}

	if (
		isset( $_GET['change_timezone_mode'] )
		&& (
			$_GET['change_timezone_mode'] === 'site'
			|| $_GET['change_timezone_mode'] === 'event'
		)
	) {
		Tribe__Settings_Manager::set_option( 'tribe_events_timezone_mode', $_GET['change_timezone_mode'] );
	}
	if (
		isset( $_GET['change_tec_editor'] )
		&& (
			$_GET['change_tec_editor'] === '0'
			|| $_GET['change_tec_editor'] === '1'
		)
	) {
		Tribe__Settings_Manager::set_option( 'toggle_blocks_editor', $_GET['change_tec_editor'] );
	}
}