<?php
/**
 * Plugin uninstall handler.
 *
 * @package WP_Recache
 */

defined('WP_UNINSTALL_PLUGIN') || exit;

// Delete all options.
$options = [
    'wp_recache_cache_enabled',
    'wp_recache_separate_mobile_cache',
    'wp_recache_exclude_urls',
    'wp_recache_minify_css',
    'wp_recache_minify_js',
    'wp_recache_lazyload_images',
    'wp_recache_preload_enabled',
];

foreach ($options as $option) {
    delete_option($option);
}

// Delete cache files.
$cache_path = WP_CONTENT_DIR . '/cache/wp-recache/';
if (is_dir($cache_path)) {
    $files = new RecursiveIteratorIterator(
        new RecursiveDirectoryIterator($cache_path, RecursiveDirectoryIterator::SKIP_DOTS),
        RecursiveIteratorIterator::CHILD_FIRST
    );

    foreach ($files as $file) {
        if ($file->isDir()) {
            rmdir($file->getRealPath());
        } else {
            unlink($file->getRealPath());
        }
    }

    rmdir($cache_path);
}

// Remove advanced-cache.php if it's ours.
$advanced_cache = WP_CONTENT_DIR . '/advanced-cache.php';
if (file_exists($advanced_cache)) {
    $content = file_get_contents($advanced_cache);
    if (strpos($content, 'WP Recache') !== false) {
        unlink($advanced_cache);
    }
}