^^&&^^

Edit File: woocommerce-currency-converter-widget.php

<?php

defined( 'ABSPATH' ) || exit;

/**
 * Compatibility with WooCommerce Currency Converter Widget.
 *
 * @since 2.7
 */
if ( class_exists( 'WC_Currency_Converter' ) ) :
	// Add cookie to config file when WP Rocket is activated and WooCommerce Currency Converter Widget is already active.
	add_filter( 'rocket_htaccess_mod_rewrite', '__return_false', 70 );
	add_filter( 'rocket_cache_dynamic_cookies', 'rocket_add_woocommerce_currency_converter_dynamic_cookies', 11 );
	add_filter( 'rocket_cache_mandatory_cookies', 'rocket_add_woocommerce_currency_converter_mandatory_cookie', 11 );
	add_action( 'update_option_woocommerce_default_customer_address', 'rocket_after_update_single_options', 10, 2 );
endif;

/**
 * Add cookies when we activating the plugin
 *
 * @since 2.7
 */
function rocket_activate_woocommerce_currency_converter() {
	add_filter( 'rocket_htaccess_mod_rewrite', '__return_false', 70 );
	add_filter( 'rocket_cache_dynamic_cookies', 'rocket_add_woocommerce_currency_converter_dynamic_cookies' );
	add_filter( 'rocket_cache_mandatory_cookies', 'rocket_add_woocommerce_currency_converter_mandatory_cookie' );

// Update the WP Rocket rules on the .htaccess file.
	flush_rocket_htaccess();

// Regenerate the config file.
	rocket_generate_config_file();
}
add_action( 'activate_woocommerce-currency-converter-widget/currency-converter.php', 'rocket_activate_woocommerce_currency_converter', 11 );

/**
 * Remove cookies when deactivating the plugin
 *
 * @since 2.7
 */
function rocket_deactivate_woocommerce_currency_converter() {
	remove_filter( 'rocket_htaccess_mod_rewrite', '__return_false', 70 );
	remove_filter( 'rocket_cache_dynamic_cookies', 'rocket_add_woocommerce_currency_converter_dynamic_cookies' );
	remove_filter( 'rocket_cache_mandatory_cookies', 'rocket_add_woocommerce_currency_converter_mandatory_cookie' );

// Update the WP Rocket rules on the .htaccess file.
	flush_rocket_htaccess();

// Regenerate the config file.
	rocket_generate_config_file();
}
add_action( 'deactivate_woocommerce-currency-converter-widget/currency-converter.php', 'rocket_deactivate_woocommerce_currency_converter', 11 );

/**
 * Add the WC Currency Converter Widget cookie to generate caching files depending on its value
 *
 * @since 2.7
 *
 * @param array $cookies Cookies list to use for dynamic caching.
 * @return array Updated cookies list
 */
function rocket_add_woocommerce_currency_converter_dynamic_cookies( $cookies ) {
	$cookies[] = 'woocommerce_current_currency';
	return $cookies;
}

/**
 * Add the WC Currency Converter Widget cookie to the list of mandatory cookies before generating the caching files
 *
 * @since 2.7
 *
 * @param array $cookies Mandatory cookies list.
 * @return array Updated cookies list
 */
function rocket_add_woocommerce_currency_converter_mandatory_cookie( $cookies ) {
	$widget_woocommerce_currency_converter = get_option( 'widget_woocommerce_currency_converter' );

if ( ! empty( $widget_woocommerce_currency_converter ) && 'geolocation_ajax' === get_option( 'woocommerce_default_customer_address' ) ) {
		$cookies[] = 'woocommerce_current_currency';
	}

return $cookies;
}