Fix for Plausible Analytics %2f removal from shard link

plausible-2f-fix.php

<?php
/**
 * Plugin Name: Plausible 2f Fix
 * Description: Fix for Plausible Analytics %2f removal from shard link.
 * Plugin URI: https://gist.github.com/soderlind/6d6735baeab379b4d7e1e5497cd8581b
 * License:     GPL-2.0+
 * License URI: http://www.gnu.org/licenses/gpl-2.0.txt
 */

declare( strict_types = 1 );

if ( ! defined( 'ABSPATH' ) ) {
	wp_die();
}

add_action(
	'plausible_analytics_settings_saved',
	function() {
		$plausible_analytics_settings = \filter_input( \INPUT_POST, 'plausible_analytics_settings', \FILTER_DEFAULT, \FILTER_REQUIRE_ARRAY );
		if ( ! empty( $plausible_analytics_settings['shared_link'] ) ) {
			$shared_link             = \wp_unslash( $plausible_analytics_settings['shared_link'] );
			$settings                = \get_option( 'plausible_analytics_settings' );
			$settings['shared_link'] = $shared_link;
			\update_option( 'plausible_analytics_settings', $settings );
		}
	}
);