forked from roundcube/roundcubemail
-
Notifications
You must be signed in to change notification settings - Fork 1
/
index.php
272 lines (227 loc) · 10.6 KB
/
index.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
<?php
/*
+-------------------------------------------------------------------------+
| Roundcube Webmail IMAP Client |
| Version 1.7-git |
| |
| Copyright (C) The Roundcube Dev Team |
| |
| This program is free software: you can redistribute it and/or modify |
| it under the terms of the GNU General Public License (with exceptions |
| for skins & plugins) as published by the Free Software Foundation, |
| either version 3 of the License, or (at your option) any later version. |
| |
| This file forms part of the Roundcube Webmail Software for which the |
| following exception is added: Plugins and Skins which merely make |
| function calls to the Roundcube Webmail Software, and for that purpose |
| include it by reference shall not be considered modifications of |
| the software. |
| |
| If you wish to use this file in another project or create a modified |
| version that will not be part of the Roundcube Webmail Software, you |
| may remove the exception above and use this source code under the |
| original version of the license. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see http://www.gnu.org/licenses/. |
| |
+-------------------------------------------------------------------------+
| Author: Thomas Bruederli <[email protected]> |
| Author: Aleksander Machniak <[email protected]> |
+-------------------------------------------------------------------------+
*/
// include environment
require_once 'program/include/iniset.php';
// init application, start session, init output class, etc.
$RCMAIL = rcmail::get_instance(0, $GLOBALS['env'] ?? null);
// Make the whole PHP output non-cacheable (#1487797)
$RCMAIL->output->nocacheing_headers();
$RCMAIL->output->common_headers(!empty($_SESSION['user_id']));
// turn on output buffering
ob_start();
// check the initial error state
if ($RCMAIL->config->get_error() || $RCMAIL->db->is_error()) {
rcmail_fatal_error();
}
// error steps
if ($RCMAIL->action == 'error' && !empty($_GET['_code'])) {
rcmail::raise_error(['code' => hexdec($_GET['_code'])], false, true);
}
// check if https is required (for login) and redirect if necessary
if (empty($_SESSION['user_id']) && ($force_https = $RCMAIL->config->get('force_https', false))) {
// force_https can be true, <hostname>, <hostname>:<port>, <port>
if (!is_bool($force_https)) {
[$host, $port] = explode(':', $force_https);
if (is_numeric($host) && empty($port)) {
$port = $host;
$host = '';
}
}
if (empty($port)) {
$port = 443;
}
if (!rcube_utils::https_check($port)) {
if (empty($host)) {
$host = preg_replace('/:[0-9]+$/', '', $_SERVER['HTTP_HOST']);
}
if ($port != 443) {
$host .= ':' . $port;
}
header('Location: https://' . $host . $_SERVER['REQUEST_URI']);
exit;
}
}
// trigger startup plugin hook
$startup = $RCMAIL->plugins->exec_hook('startup', ['task' => $RCMAIL->task, 'action' => $RCMAIL->action]);
$RCMAIL->set_task($startup['task']);
$RCMAIL->action = $startup['action'];
$session_error = null;
// try to log in
if ($RCMAIL->task == 'login' && $RCMAIL->action == 'login') {
$request_valid = !empty($_SESSION['temp']) && $RCMAIL->check_request();
$pass_charset = $RCMAIL->config->get('password_charset', 'UTF-8');
// purge the session in case of new login when a session already exists
if ($request_valid) {
$RCMAIL->kill_session();
}
$auth = $RCMAIL->plugins->exec_hook('authenticate', [
'host' => $RCMAIL->autoselect_host(),
'user' => trim(rcube_utils::get_input_string('_user', rcube_utils::INPUT_POST)),
'pass' => rcube_utils::get_input_string('_pass', rcube_utils::INPUT_POST, true, $pass_charset),
'valid' => $request_valid,
'error' => null,
'cookiecheck' => true,
]);
// Login
if ($auth['valid'] && !$auth['abort']
&& $RCMAIL->login($auth['user'], $auth['pass'], $auth['host'], $auth['cookiecheck'])
) {
// create new session ID, don't destroy the current session
// it was destroyed already by $RCMAIL->kill_session() above
$RCMAIL->session->remove('temp');
$RCMAIL->session->regenerate_id(false);
// send auth cookie if necessary
$RCMAIL->session->set_auth_cookie();
// log successful login
$RCMAIL->log_login();
// restore original request parameters
$query = [];
if ($url = rcube_utils::get_input_string('_url', rcube_utils::INPUT_POST)) {
parse_str($url, $query);
// prevent endless looping on login page
if (!empty($query['_task']) && $query['_task'] == 'login') {
unset($query['_task']);
}
// prevent redirect to compose with specified ID (#1488226)
if (!empty($query['_action']) && $query['_action'] == 'compose' && !empty($query['_id'])) {
$query = ['_action' => 'compose'];
}
}
// allow plugins to control the redirect url after login success
$redir = $RCMAIL->plugins->exec_hook('login_after', $query + ['_task' => 'mail']);
unset($redir['abort'], $redir['_err']);
// send redirect
$RCMAIL->output->redirect($redir, 0, true);
} else {
if (!$auth['valid']) {
$error_code = rcmail::ERROR_INVALID_REQUEST;
} else {
$error_code = is_numeric($auth['error']) ? $auth['error'] : $RCMAIL->login_error();
}
$error_labels = [
rcmail::ERROR_STORAGE => 'storageerror',
rcmail::ERROR_COOKIES_DISABLED => 'cookiesdisabled',
rcmail::ERROR_INVALID_REQUEST => 'invalidrequest',
rcmail::ERROR_INVALID_HOST => 'invalidhost',
rcmail::ERROR_RATE_LIMIT => 'accountlocked',
];
if (!empty($auth['error']) && !is_numeric($auth['error'])) {
$error_message = $auth['error'];
} else {
$error_message = !empty($error_labels[$error_code]) ? $error_labels[$error_code] : 'loginfailed';
}
$RCMAIL->output->show_message($error_message, 'warning');
// log failed login
$RCMAIL->log_login($auth['user'], true, $error_code);
$RCMAIL->plugins->exec_hook('login_failed', [
'code' => $error_code,
'host' => $auth['host'],
'user' => $auth['user'],
]);
if (!isset($_SESSION['user_id'])) {
$RCMAIL->kill_session();
}
}
}
// end session
elseif ($RCMAIL->task == 'logout' && isset($_SESSION['user_id'])) {
$RCMAIL->request_security_check(rcube_utils::INPUT_GET | rcube_utils::INPUT_POST);
$userdata = [
'user' => $_SESSION['username'],
'host' => $_SESSION['storage_host'],
'lang' => $RCMAIL->user->language,
];
$RCMAIL->output->show_message('loggedout');
$RCMAIL->logout_actions();
$RCMAIL->kill_session();
$RCMAIL->plugins->exec_hook('logout_after', $userdata);
}
// check session and auth cookie
elseif ($RCMAIL->task != 'login' && $_SESSION['user_id']) {
if (!$RCMAIL->session->check_auth()) {
$RCMAIL->kill_session();
$session_error = 'sessionerror';
}
}
// not logged in -> show login page
if (empty($RCMAIL->user->ID)) {
if (
$session_error
|| (!empty($_REQUEST['_err']) && $_REQUEST['_err'] === 'session')
|| ($session_error = $RCMAIL->session_error())
) {
$RCMAIL->output->show_message($session_error ?: 'sessionerror', 'error', null, true, -1);
}
if ($RCMAIL->output->ajax_call || $RCMAIL->output->get_env('framed')) {
$RCMAIL->output->command('session_error', $RCMAIL->url(['_err' => 'session']));
$RCMAIL->output->send('iframe');
}
// check if installer is still active
if ($RCMAIL->config->get('enable_installer') && is_readable('./installer/index.php')) {
$RCMAIL->output->add_footer(html::div(['id' => 'login-addon', 'style' => 'background:#ef9398; border:2px solid #dc5757; padding:0.5em; margin:2em auto; width:50em'],
html::tag('h2', ['style' => 'margin-top:0.2em'], 'Installer script is still accessible') .
html::p(null, 'The install script of your Roundcube installation is still stored in its default location!') .
html::p(null, 'Please <b>remove</b> the whole <tt>installer</tt> folder from the Roundcube directory because
these files may expose sensitive configuration data like server passwords and encryption keys
to the public. Make sure you cannot access the <a href="./installer/">installer script</a> from your browser.')
));
}
$plugin = $RCMAIL->plugins->exec_hook('unauthenticated', [
'task' => 'login',
'error' => $session_error,
// Return 401 only on failed logins (#7010)
'http_code' => empty($session_error) && !empty($error_message) ? 401 : 200,
]);
$RCMAIL->set_task($plugin['task']);
if ($plugin['http_code'] == 401) {
http_response_code(401);
}
$RCMAIL->output->send($plugin['task']);
} else {
// CSRF prevention
$RCMAIL->request_security_check();
// check access to disabled actions
$disabled_actions = (array) $RCMAIL->config->get('disabled_actions');
if (in_array($RCMAIL->task . '.' . ($RCMAIL->action ?: 'index'), $disabled_actions)) {
rcube::raise_error([
'code' => 404,
'message' => 'Action disabled',
], true, true);
}
}
$RCMAIL->action_handler();