3 +-------------------------------------------------------------------------+
4 | Roundcube Webmail IMAP Client |
7 | Copyright (C) 2005-2011, The Roundcube Dev Team |
9 | This program is free software; you can redistribute it and/or modify |
10 | it under the terms of the GNU General Public License version 2 |
11 | as published by the Free Software Foundation. |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
18 | You should have received a copy of the GNU General Public License along |
19 | with this program; if not, write to the Free Software Foundation, Inc., |
20 | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
22 +-------------------------------------------------------------------------+
23 | Author: Thomas Bruederli <roundcube@gmail.com> |
24 +-------------------------------------------------------------------------+
26 $Id: index.php 5292 2011-09-28 19:16:41Z thomasb $
30 // include environment
31 require_once 'program/include/iniset.php';
33 // init application, start session, init output class, etc.
34 $RCMAIL = rcmail::get_instance();
36 // turn on output buffering
39 // check if config files had errors
40 if ($err_str = $RCMAIL->config->get_error()) {
44 'message' => $err_str), false, true);
47 // check DB connections and exit on failure
48 if ($err_str = $DB->is_error()) {
52 'message' => $err_str), FALSE, TRUE);
56 if ($RCMAIL->action=='error' && !empty($_GET['_code'])) {
57 raise_error(array('code' => hexdec($_GET['_code'])), FALSE, TRUE);
60 // check if https is required (for login) and redirect if necessary
61 if (empty($_SESSION['user_id']) && ($force_https = $RCMAIL->config->get('force_https', false))) {
62 $https_port = is_bool($force_https) ? 443 : $force_https;
63 if (!rcube_https_check($https_port)) {
64 $host = preg_replace('/:[0-9]+$/', '', $_SERVER['HTTP_HOST']);
65 $host .= ($https_port != 443 ? ':' . $https_port : '');
66 header('Location: https://' . $host . $_SERVER['REQUEST_URI']);
71 // trigger startup plugin hook
72 $startup = $RCMAIL->plugins->exec_hook('startup', array('task' => $RCMAIL->task, 'action' => $RCMAIL->action));
73 $RCMAIL->set_task($startup['task']);
74 $RCMAIL->action = $startup['action'];
77 if ($RCMAIL->task == 'login' && $RCMAIL->action == 'login') {
78 $request_valid = $_SESSION['temp'] && $RCMAIL->check_request(RCUBE_INPUT_POST, 'login');
80 // purge the session in case of new login when a session already exists
81 $RCMAIL->kill_session();
83 $auth = $RCMAIL->plugins->exec_hook('authenticate', array(
84 'host' => $RCMAIL->autoselect_host(),
85 'user' => trim(get_input_value('_user', RCUBE_INPUT_POST)),
86 'pass' => get_input_value('_pass', RCUBE_INPUT_POST, true,
87 $RCMAIL->config->get('password_charset', 'ISO-8859-1')),
88 'cookiecheck' => true,
89 'valid' => $request_valid,
92 // check if client supports cookies
93 if ($auth['cookiecheck'] && empty($_COOKIE)) {
94 $OUTPUT->show_message("cookiesdisabled", 'warning');
96 else if ($auth['valid'] && !$auth['abort'] &&
97 !empty($auth['host']) && !empty($auth['user']) &&
98 $RCMAIL->login($auth['user'], $auth['pass'], $auth['host'])
100 // create new session ID, don't destroy the current session
101 // it was destroyed already by $RCMAIL->kill_session() above
102 $RCMAIL->session->remove('temp');
103 $RCMAIL->session->regenerate_id(false);
105 // send auth cookie if necessary
106 $RCMAIL->session->set_auth_cookie();
108 // log successful login
111 // restore original request parameters
113 if ($url = get_input_value('_url', RCUBE_INPUT_POST)) {
114 parse_str($url, $query);
116 // prevent endless looping on login page
117 if ($query['_task'] == 'login')
118 unset($query['_task']);
121 // allow plugins to control the redirect url after login success
122 $redir = $RCMAIL->plugins->exec_hook('login_after', $query + array('_task' => 'mail'));
123 unset($redir['abort'], $redir['_err']);
126 $OUTPUT->redirect($redir);
129 $error_code = is_object($IMAP) ? $IMAP->get_error_code() : -1;
131 $OUTPUT->show_message($error_code < -1 ? 'imaperror' : (!$auth['valid'] ? 'invalidrequest' : 'loginfailed'), 'warning');
132 $RCMAIL->plugins->exec_hook('login_failed', array(
133 'code' => $error_code, 'host' => $auth['host'], 'user' => $auth['user']));
134 $RCMAIL->kill_session();
138 // end session (after optional referer check)
139 else if ($RCMAIL->task == 'logout' && isset($_SESSION['user_id']) && (!$RCMAIL->config->get('referer_check') || rcube_check_referer())) {
140 $userdata = array('user' => $_SESSION['username'], 'host' => $_SESSION['imap_host'], 'lang' => $RCMAIL->user->language);
141 $OUTPUT->show_message('loggedout');
142 $RCMAIL->logout_actions();
143 $RCMAIL->kill_session();
144 $RCMAIL->plugins->exec_hook('logout_after', $userdata);
147 // check session and auth cookie
148 else if ($RCMAIL->task != 'login' && $_SESSION['user_id'] && $RCMAIL->action != 'send') {
149 if (!$RCMAIL->session->check_auth()) {
150 $RCMAIL->kill_session();
151 $session_error = true;
155 // not logged in -> show login page
156 if (empty($RCMAIL->user->ID)) {
157 // log session failures
158 if (($task = get_input_value('_task', RCUBE_INPUT_GPC)) && !in_array($task, array('login','logout')) && !$session_error && ($sess_id = $_COOKIE[ini_get('session.name')])) {
159 $RCMAIL->session->log("Aborted session " . $sess_id . "; no valid session data found");
160 $session_error = true;
163 if ($OUTPUT->ajax_call)
164 $OUTPUT->redirect(array('_err' => 'session'), 2000);
166 if (!empty($_REQUEST['_framed']))
167 $OUTPUT->command('redirect', $RCMAIL->url(array('_err' => 'session')));
169 // check if installer is still active
170 if ($RCMAIL->config->get('enable_installer') && is_readable('./installer/index.php')) {
171 $OUTPUT->add_footer(html::div(array('style' => "background:#ef9398; border:2px solid #dc5757; padding:0.5em; margin:2em auto; width:50em"),
172 html::tag('h2', array('style' => "margin-top:0.2em"), "Installer script is still accessible") .
173 html::p(null, "The install script of your Roundcube installation is still stored in its default location!") .
174 html::p(null, "Please <b>remove</b> the whole <tt>installer</tt> folder from the Roundcube directory because .
175 these files may expose sensitive configuration data like server passwords and encryption keys
176 to the public. Make sure you cannot access the <a href=\"./installer/\">installer script</a> from your browser.")
181 if ($session_error || $_REQUEST['_err'] == 'session')
182 $OUTPUT->show_message('sessionerror', 'error', null, true, -1);
184 $RCMAIL->set_task('login');
185 $OUTPUT->send('login');
189 // don't check for valid request tokens in these actions
190 $request_check_whitelist = array('login'=>1, 'spell'=>1);
192 // check client X-header to verify request origin
193 if ($OUTPUT->ajax_call) {
194 if (rc_request_header('X-Roundcube-Request') != $RCMAIL->get_request_token() && !$RCMAIL->config->get('devel_mode')) {
195 header('HTTP/1.1 404 Not Found');
196 die("Invalid Request");
199 // check request token in POST form submissions
200 else if (!empty($_POST) && !$request_check_whitelist[$RCMAIL->action] && !$RCMAIL->check_request()) {
201 $OUTPUT->show_message('invalidrequest', 'error');
202 $OUTPUT->send($RCMAIL->task);
205 // check referer if configured
206 if (!$request_check_whitelist[$RCMAIL->action] && $RCMAIL->config->get('referer_check') && !rcube_check_referer()) {
210 'message' => "Referer check failed"), true, true);
214 // handle special actions
215 if ($RCMAIL->action == 'keep-alive') {
217 $RCMAIL->plugins->exec_hook('keep_alive', array());
220 else if ($RCMAIL->action == 'save-pref') {
221 include INSTALL_PATH . 'program/steps/utils/save_pref.inc';
225 // include task specific functions
226 if (is_file($incfile = INSTALL_PATH . 'program/steps/'.$RCMAIL->task.'/func.inc'))
227 include_once $incfile;
229 // allow 5 "redirects" to another action
230 $redirects = 0; $incstep = null;
231 while ($redirects < 5) {
232 // execute a plugin action
233 if ($RCMAIL->plugins->is_plugin_task($RCMAIL->task)) {
234 if (!$RCMAIL->action) $RCMAIL->action = 'index';
235 $RCMAIL->plugins->exec_action($RCMAIL->task.'.'.$RCMAIL->action);
238 else if (preg_match('/^plugin\./', $RCMAIL->action)) {
239 $RCMAIL->plugins->exec_action($RCMAIL->action);
242 // try to include the step file
243 else if (($stepfile = $RCMAIL->get_action_file())
244 && is_file($incfile = INSTALL_PATH . 'program/steps/'.$RCMAIL->task.'/'.$stepfile)
255 // parse main template (default)
256 $OUTPUT->send($RCMAIL->task);
259 // if we arrive here, something went wrong
265 'message' => "Invalid request"), true, true);