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<?php
/**
 *
 * This file is part of the phpBB Forum Software package.
 *
 * @copyright (c) phpBB Limited <https://www.phpbb.com>
 * @license GNU General Public License, version 2 (GPL-2.0)
 *
 * For full copyright and license information, please see
 * the docs/CREDITS.txt file.
 *
 */
namespace phpbb\ucp\controller;
use phpbb\config\config;
use phpbb\event\dispatcher_interface;
use phpbb\language\language;
use phpbb\request\request_interface;
use phpbb\user;
class delete_cookies
{
    /** @var config */
    private $config;
    /** @var dispatcher_interface */
    private $dispatcher;
    /** @var language */
    private $language;
    /** @var request_interface */
    private $request;
    /** @var user */
    private $user;
    /** @var string phpBB root path */
    private $phpbb_root_path;
    /** @var string PHP extension */
    private $php_ext;
    /**
     * Constructor for delete_cookies controller
     *
     * @param config $config
     * @param dispatcher_interface $dispatcher
     * @param language $language
     * @param request_interface $request
     * @param user $user
     */
    public function __construct(config $config, dispatcher_interface $dispatcher, language $language, request_interface $request, user $user, string $phpbb_root_path, string $php_ext)
    {
        $this->config = $config;
        $this->dispatcher = $dispatcher;
        $this->language = $language;
        $this->request = $request;
        $this->user = $user;
        $this->phpbb_root_path = $phpbb_root_path;
        $this->php_ext = $php_ext;
    }
    /**
     * Handle delete cookies requests
     *
     * @return void
     */
    public function handle()
    {
        $this->language->add_lang(['ucp']);
        // Delete Cookies with dynamic names (do NOT delete poll cookies)
        if (confirm_box(true))
        {
            $set_time = time() - 31536000;
            foreach ($this->request->variable_names(request_interface::COOKIE) as $cookie_name)
            {
                // Only delete board cookies
                if (strpos($cookie_name, $this->config['cookie_name'] . '_') !== 0)
                {
                    continue;
                }
                $cookie_name = str_replace($this->config['cookie_name'] . '_', '', $cookie_name);
                /**
                 * Event to save custom cookies from deletion
                 *
                 * @event core.ucp_delete_cookies
                 * @var    string    cookie_name        Cookie name to checking
                 * @var    bool    retain_cookie    Do we retain our cookie or not, true if retain
                 * @since 3.1.3-RC1
                 * @changed 3.3.13-RC1 Moved to new delete_cookies controller
                 */
                $retain_cookie = false;
                $vars = ['cookie_name', 'retain_cookie'];
                extract($this->dispatcher->trigger_event('core.ucp_delete_cookies', compact($vars)));
                if ($retain_cookie)
                {
                    continue;
                }
                // Polls are stored as {cookie_name}_poll_{topic_id}, cookie_name_ got removed, therefore checking for poll_
                if (strpos($cookie_name, 'poll_') !== 0)
                {
                    $this->user->set_cookie($cookie_name, '', $set_time);
                }
            }
            $this->user->set_cookie('track', '', $set_time);
            $this->user->set_cookie('u', '', $set_time);
            $this->user->set_cookie('k', '', $set_time);
            $this->user->set_cookie('sid', '', $set_time);
            // We destroy the session here, the user will be logged out nevertheless
            $this->user->session_kill();
            $this->user->session_begin();
            meta_refresh(3, append_sid("{$this->phpbb_root_path}index.$this->php_ext"));
            $message = $this->language->lang('COOKIES_DELETED') . '<br><br>' . $this->language->lang('RETURN_INDEX', '<a href="' . append_sid("{$this->phpbb_root_path}index.$this->php_ext") . '">', '</a>');
            trigger_error($message);
        }
        else
        {
            confirm_box(false, 'DELETE_COOKIES', '');
        }
        redirect(append_sid("{$this->phpbb_root_path}index.$this->php_ext"));
    }
}