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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
14namespace phpbb\ucp\controller;
15
16use phpbb\config\config;
17use phpbb\controller\helper;
18use phpbb\event\dispatcher_interface;
19use phpbb\language\language;
20use phpbb\request\request_interface;
21use phpbb\user;
22
23class delete_cookies
24{
25    /** @var config */
26    private $config;
27
28    /** @var dispatcher_interface */
29    private $dispatcher;
30
31    /** @var helper */
32    private $helper;
33
34    /** @var language */
35    private $language;
36
37    /** @var request_interface */
38    private $request;
39
40    /** @var user */
41    private $user;
42
43    /** @var string phpBB root path */
44    private $phpbb_root_path;
45
46    /** @var string PHP extension */
47    private $php_ext;
48
49    /**
50     * Constructor for delete_cookies controller
51     *
52     * @param config $config
53     * @param dispatcher_interface $dispatcher
54     * @param helper $helper
55     * @param language $language
56     * @param request_interface $request
57     * @param user $user
58     * @param string $phpbb_root_path
59     * @param string $php_ext
60     */
61    public function __construct(config $config, dispatcher_interface $dispatcher, helper $helper, language $language, request_interface $request, user $user, string $phpbb_root_path, string $php_ext)
62    {
63        $this->config = $config;
64        $this->dispatcher = $dispatcher;
65        $this->helper = $helper;
66        $this->language = $language;
67        $this->request = $request;
68        $this->user = $user;
69        $this->phpbb_root_path = $phpbb_root_path;
70        $this->php_ext = $php_ext;
71    }
72
73    /**
74     * Handle delete cookies requests
75     *
76     * @return void
77     */
78    public function handle()
79    {
80        $this->language->add_lang(['ucp']);
81
82        // Delete Cookies with dynamic names (do NOT delete poll cookies)
83        if (confirm_box(true))
84        {
85            $set_time = time() - 31536000;
86
87            foreach ($this->request->variable_names(request_interface::COOKIE) as $cookie_name)
88            {
89                // Only delete board cookies
90                if (strpos($cookie_name, $this->config['cookie_name'] . '_') !== 0)
91                {
92                    continue;
93                }
94
95                $cookie_name = str_replace($this->config['cookie_name'] . '_', '', $cookie_name);
96
97                /**
98                 * Event to save custom cookies from deletion
99                 *
100                 * @event core.ucp_delete_cookies
101                 * @var    string    cookie_name        Cookie name to checking
102                 * @var    bool    retain_cookie    Do we retain our cookie or not, true if retain
103                 * @since 3.1.3-RC1
104                 * @changed 3.3.13-RC1 Moved to new delete_cookies controller
105                 */
106                $retain_cookie = false;
107                $vars = ['cookie_name', 'retain_cookie'];
108                extract($this->dispatcher->trigger_event('core.ucp_delete_cookies', compact($vars)));
109                if ($retain_cookie)
110                {
111                    continue;
112                }
113
114                // Polls are stored as {cookie_name}_poll_{topic_id}, cookie_name_ got removed, therefore checking for poll_
115                if (strpos($cookie_name, 'poll_') !== 0)
116                {
117                    $this->user->set_cookie($cookie_name, '', $set_time);
118                }
119            }
120
121            $this->user->set_cookie('track', '', $set_time);
122            $this->user->set_cookie('u', '', $set_time);
123            $this->user->set_cookie('k', '', $set_time);
124            $this->user->set_cookie('sid', '', $set_time);
125
126            // We destroy the session here, the user will be logged out nevertheless
127            $this->user->session_kill();
128            $this->user->session_begin();
129
130            meta_refresh(3, $this->helper->route('phpbb_index_controller'));
131
132            $message = $this->language->lang('COOKIES_DELETED') . '<br><br>' . $this->language->lang('RETURN_INDEX', '<a href="' . $this->helper->route('phpbb_index_controller') . '">', '</a>');
133            trigger_error($message);
134        }
135        else
136        {
137            confirm_box(false, 'DELETE_COOKIES', '');
138        }
139
140        redirect($this->helper->route('phpbb_index_controller'));
141    }
142}