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   1  <?php
   2  /**
   3   *
   4   * This file is part of the phpBB Forum Software package.
   5   *
   6   * @copyright (c) phpBB Limited <https://www.phpbb.com>
   7   * @license GNU General Public License, version 2 (GPL-2.0)
   8   *
   9   * For full copyright and license information, please see
  10   * the docs/CREDITS.txt file.
  11   *
  12   */
  13  
  14  namespace phpbb\ucp\controller;
  15  
  16  use phpbb\config\config;
  17  use phpbb\event\dispatcher_interface;
  18  use phpbb\language\language;
  19  use phpbb\request\request_interface;
  20  use phpbb\user;
  21  
  22  class delete_cookies
  23  {
  24      /** @var config */
  25      private $config;
  26  
  27      /** @var dispatcher_interface */
  28      private $dispatcher;
  29  
  30      /** @var language */
  31      private $language;
  32  
  33      /** @var request_interface */
  34      private $request;
  35  
  36      /** @var user */
  37      private $user;
  38  
  39      /** @var string phpBB root path */
  40      private $phpbb_root_path;
  41  
  42      /** @var string PHP extension */
  43      private $php_ext;
  44  
  45      /**
  46       * Constructor for delete_cookies controller
  47       *
  48       * @param config $config
  49       * @param dispatcher_interface $dispatcher
  50       * @param language $language
  51       * @param request_interface $request
  52       * @param user $user
  53       */
  54  	public function __construct(config $config, dispatcher_interface $dispatcher, language $language, request_interface $request, user $user, string $phpbb_root_path, string $php_ext)
  55      {
  56          $this->config = $config;
  57          $this->dispatcher = $dispatcher;
  58          $this->language = $language;
  59          $this->request = $request;
  60          $this->user = $user;
  61          $this->phpbb_root_path = $phpbb_root_path;
  62          $this->php_ext = $php_ext;
  63      }
  64  
  65      /**
  66       * Handle delete cookies requests
  67       *
  68       * @return void
  69       */
  70  	public function handle()
  71      {
  72          $this->language->add_lang(['ucp']);
  73  
  74          // Delete Cookies with dynamic names (do NOT delete poll cookies)
  75          if (confirm_box(true))
  76          {
  77              $set_time = time() - 31536000;
  78  
  79              foreach ($this->request->variable_names(request_interface::COOKIE) as $cookie_name)
  80              {
  81                  // Only delete board cookies
  82                  if (strpos($cookie_name, $this->config['cookie_name'] . '_') !== 0)
  83                  {
  84                      continue;
  85                  }
  86  
  87                  $cookie_name = str_replace($this->config['cookie_name'] . '_', '', $cookie_name);
  88  
  89                  /**
  90                   * Event to save custom cookies from deletion
  91                   *
  92                   * @event core.ucp_delete_cookies
  93                   * @var    string    cookie_name        Cookie name to checking
  94                   * @var    bool    retain_cookie    Do we retain our cookie or not, true if retain
  95                   * @since 3.1.3-RC1
  96                   * @changed 3.3.13-RC1 Moved to new delete_cookies controller
  97                   */
  98                  $retain_cookie = false;
  99                  $vars = ['cookie_name', 'retain_cookie'];
 100                  extract($this->dispatcher->trigger_event('core.ucp_delete_cookies', compact($vars)));
 101                  if ($retain_cookie)
 102                  {
 103                      continue;
 104                  }
 105  
 106                  // Polls are stored as {cookie_name}_poll_{topic_id}, cookie_name_ got removed, therefore checking for poll_
 107                  if (strpos($cookie_name, 'poll_') !== 0)
 108                  {
 109                      $this->user->set_cookie($cookie_name, '', $set_time);
 110                  }
 111              }
 112  
 113              $this->user->set_cookie('track', '', $set_time);
 114              $this->user->set_cookie('u', '', $set_time);
 115              $this->user->set_cookie('k', '', $set_time);
 116              $this->user->set_cookie('sid', '', $set_time);
 117  
 118              // We destroy the session here, the user will be logged out nevertheless
 119              $this->user->session_kill();
 120              $this->user->session_begin();
 121  
 122              meta_refresh(3, append_sid("{$this->phpbb_root_path}index.$this->php_ext"));
 123  
 124              $message = $this->language->lang('COOKIES_DELETED') . '<br><br>' . $this->language->lang('RETURN_INDEX', '<a href="' . append_sid("{$this->phpbb_root_path}index.$this->php_ext") . '">', '</a>');
 125              trigger_error($message);
 126          }
 127          else
 128          {
 129              confirm_box(false, 'DELETE_COOKIES', '');
 130          }
 131  
 132          redirect(append_sid("{$this->phpbb_root_path}index.$this->php_ext"));
 133      }
 134  }