uninstall.php

<?php
/**
 * Uninstall script for WooSecureProxy.
 *
 * This file is executed when the plugin is deleted via the WordPress admin.
 * It performs complete cleanup of all plugin data:
 * - Deletes stored settings/options
 * - Clears non-persistent cache groups used for nonce and rate-limit tracking
 *
 * @package WooSecureProxy
 * @since   1.0.0
 */

if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	// Prevent direct access – only run when WordPress is uninstalling the plugin.
	exit;
}

/**
 * Remove all plugin options from the database.
 */
delete_option( 'wsp_allowed_tokens_json' );
delete_option( 'wsp_rate_limits_json' );

/**
 * Clear non-persistent cache groups used by the proxy.
 *
 * These groups ('wsp_nonces' and 'wsp_rl') are registered as non-persistent
 * during plugin initialization, but some object cache backends may still retain
 * data. We flush them here for complete cleanup.
 */
foreach ( array( 'wsp_nonces', 'wsp_rl' ) as $group ) {
	if ( function_exists( 'wp_cache_flush_group' ) ) {
		// Preferred method in WordPress 6.1+.
		wp_cache_flush_group( $group );
	} else {
		// Fallback for older WordPress versions.
		wp_cache_delete_multiple( array_keys( wp_cache_get_multiple( array(), $group ) ), $group );
	}
}