/*
+-------------------------------------------------------------------------+
| Roundcube Webmail IMAP Client |
- | Version 0.5 |
+ | Version 0.7.1 |
| |
- | Copyright (C) 2005-2010, Roundcube Dev. - Switzerland |
+ | Copyright (C) 2005-2011, 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 version 2 |
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-------------------------------------------------------------------------+
- $Id: index.php 4408 2011-01-12 15:54:35Z thomasb $
+ $Id: index.php 5738 2012-01-06 16:01:53Z thomasb $
*/
// init application, start session, init output class, etc.
$RCMAIL = rcmail::get_instance();
+// Make the whole PHP output non-cacheable (#1487797)
+send_nocacheing_headers();
+
// turn on output buffering
ob_start();
// try to log in
if ($RCMAIL->task == 'login' && $RCMAIL->action == 'login') {
+ $request_valid = $_SESSION['temp'] && $RCMAIL->check_request(RCUBE_INPUT_POST, 'login');
+
// purge the session in case of new login when a session already exists
$RCMAIL->kill_session();
'pass' => get_input_value('_pass', RCUBE_INPUT_POST, true,
$RCMAIL->config->get('password_charset', 'ISO-8859-1')),
'cookiecheck' => true,
+ 'valid' => $request_valid,
));
// check if client supports cookies
if ($auth['cookiecheck'] && empty($_COOKIE)) {
$OUTPUT->show_message("cookiesdisabled", 'warning');
}
- else if ($_SESSION['temp'] && !$auth['abort'] &&
+ else if ($auth['valid'] && !$auth['abort'] &&
!empty($auth['host']) && !empty($auth['user']) &&
- $RCMAIL->login($auth['user'], $auth['pass'], $auth['host'])) {
- // create new session ID
+ $RCMAIL->login($auth['user'], $auth['pass'], $auth['host'])
+ ) {
+ // 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();
+ $RCMAIL->session->regenerate_id(false);
// send auth cookie if necessary
- $RCMAIL->authenticate_session();
+ $RCMAIL->session->set_auth_cookie();
// log successful login
rcmail_log_login();
// restore original request parameters
- $query = array('_task' => 'mail');
- if ($url = get_input_value('_url', RCUBE_INPUT_POST))
+ $query = array();
+ if ($url = get_input_value('_url', RCUBE_INPUT_POST)) {
parse_str($url, $query);
+ // prevent endless looping on login page
+ if ($query['_task'] == 'login')
+ unset($query['_task']);
+ }
+
// allow plugins to control the redirect url after login success
- $redir = $RCMAIL->plugins->exec_hook('login_after', $query);
- unset($redir['abort']);
+ $redir = $RCMAIL->plugins->exec_hook('login_after', $query + array('_task' => 'mail'));
+ unset($redir['abort'], $redir['_err']);
// send redirect
$OUTPUT->redirect($redir);
else {
$error_code = is_object($IMAP) ? $IMAP->get_error_code() : -1;
- $OUTPUT->show_message($error_code < -1 ? 'imaperror' : 'loginfailed', 'warning');
+ $OUTPUT->show_message($error_code < -1 ? 'imaperror' : (!$auth['valid'] ? 'invalidrequest' : 'loginfailed'), 'warning');
$RCMAIL->plugins->exec_hook('login_failed', array(
'code' => $error_code, 'host' => $auth['host'], 'user' => $auth['user']));
$RCMAIL->kill_session();
}
}
-// end session
-else if ($RCMAIL->task == 'logout' && isset($_SESSION['user_id'])) {
+// end session (after optional referer check)
+else if ($RCMAIL->task == 'logout' && isset($_SESSION['user_id']) && (!$RCMAIL->config->get('referer_check') || rcube_check_referer())) {
$userdata = array('user' => $_SESSION['username'], 'host' => $_SESSION['imap_host'], 'lang' => $RCMAIL->user->language);
$OUTPUT->show_message('loggedout');
$RCMAIL->logout_actions();
// check session and auth cookie
else if ($RCMAIL->task != 'login' && $_SESSION['user_id'] && $RCMAIL->action != 'send') {
- if (!$RCMAIL->authenticate_session()) {
- $OUTPUT->show_message('sessionerror', 'error');
+ if (!$RCMAIL->session->check_auth()) {
$RCMAIL->kill_session();
+ $session_error = true;
}
}
// not logged in -> show login page
if (empty($RCMAIL->user->ID)) {
+ // log session failures
+ if (($task = get_input_value('_task', RCUBE_INPUT_GPC)) && !in_array($task, array('login','logout')) && !$session_error && ($sess_id = $_COOKIE[ini_get('session.name')])) {
+ $RCMAIL->session->log("Aborted session " . $sess_id . "; no valid session data found");
+ $session_error = true;
+ }
+
if ($OUTPUT->ajax_call)
- $OUTPUT->redirect(array(), 2000);
+ $OUTPUT->redirect(array('_err' => 'session'), 2000);
if (!empty($_REQUEST['_framed']))
- $OUTPUT->command('redirect', '?');
+ $OUTPUT->command('redirect', $RCMAIL->url(array('_err' => 'session')));
// check if installer is still active
if ($RCMAIL->config->get('enable_installer') && is_readable('./installer/index.php')) {
);
}
- $OUTPUT->set_env('task', 'login');
+ if ($session_error || $_REQUEST['_err'] == 'session')
+ $OUTPUT->show_message('sessionerror', 'error', null, true, -1);
+
+ $RCMAIL->set_task('login');
$OUTPUT->send('login');
}
// CSRF prevention
// check client X-header to verify request origin
if ($OUTPUT->ajax_call) {
- if (rc_request_header('X-Roundcube-Request') != $RCMAIL->get_request_token()) {
- header('HTTP/1.1 404 Not Found');
+ if (rc_request_header('X-Roundcube-Request') != $RCMAIL->get_request_token() && !$RCMAIL->config->get('devel_mode')) {
+ header('HTTP/1.1 403 Forbidden');
die("Invalid Request");
}
}
$OUTPUT->show_message('invalidrequest', 'error');
$OUTPUT->send($RCMAIL->task);
}
+
+ // check referer if configured
+ if (!$request_check_whitelist[$RCMAIL->action] && $RCMAIL->config->get('referer_check') && !rcube_check_referer()) {
+ raise_error(array(
+ 'code' => 403,
+ 'type' => 'php',
+ 'message' => "Referer check failed"), true, true);
+ }
}
+// we're ready, user is authenticated and the request is safe
+$plugin = $RCMAIL->plugins->exec_hook('ready', array('task' => $RCMAIL->task, 'action' => $RCMAIL->action));
+$RCMAIL->set_task($plugin['task']);
+$RCMAIL->action = $plugin['action'];
+
+
// handle special actions
if ($RCMAIL->action == 'keep-alive') {
$OUTPUT->reset();
+ $RCMAIL->plugins->exec_hook('keep_alive', array());
$OUTPUT->send();
}
else if ($RCMAIL->action == 'save-pref') {
- include 'steps/utils/save_pref.inc';
+ include INSTALL_PATH . 'program/steps/utils/save_pref.inc';
}
-// map task/action to a certain include file
-$action_map = array(
- 'mail' => array(
- 'preview' => 'show.inc',
- 'print' => 'show.inc',
- 'moveto' => 'move_del.inc',
- 'delete' => 'move_del.inc',
- 'send' => 'sendmail.inc',
- 'expunge' => 'folders.inc',
- 'purge' => 'folders.inc',
- 'remove-attachment' => 'attachments.inc',
- 'display-attachment' => 'attachments.inc',
- 'upload' => 'attachments.inc',
- 'group-expand' => 'autocomplete.inc',
- ),
-
- 'addressbook' => array(
- 'add' => 'edit.inc',
- 'group-create' => 'groups.inc',
- 'group-rename' => 'groups.inc',
- 'group-delete' => 'groups.inc',
- 'group-addmembers' => 'groups.inc',
- 'group-delmembers' => 'groups.inc',
- ),
-
- 'settings' => array(
- 'folders' => 'folders.inc',
- 'rename-folder' => 'folders.inc',
- 'delete-folder' => 'folders.inc',
- 'subscribe' => 'folders.inc',
- 'unsubscribe' => 'folders.inc',
- 'purge' => 'folders.inc',
- 'folder-size' => 'folders.inc',
- 'add-identity' => 'edit_identity.inc',
- )
-);
-
// include task specific functions
-if (is_file($incfile = 'program/steps/'.$RCMAIL->task.'/func.inc'))
- include_once($incfile);
+if (is_file($incfile = INSTALL_PATH . 'program/steps/'.$RCMAIL->task.'/func.inc'))
+ include_once $incfile;
// allow 5 "redirects" to another action
$redirects = 0; $incstep = null;
while ($redirects < 5) {
- $stepfile = !empty($action_map[$RCMAIL->task][$RCMAIL->action]) ?
- $action_map[$RCMAIL->task][$RCMAIL->action] : strtr($RCMAIL->action, '-', '_') . '.inc';
-
// execute a plugin action
if ($RCMAIL->plugins->is_plugin_task($RCMAIL->task)) {
+ if (!$RCMAIL->action) $RCMAIL->action = 'index';
$RCMAIL->plugins->exec_action($RCMAIL->task.'.'.$RCMAIL->action);
break;
}
break;
}
// try to include the step file
- else if (is_file($incfile = 'program/steps/'.$RCMAIL->task.'/'.$stepfile)) {
- include($incfile);
+ else if (($stepfile = $RCMAIL->get_action_file())
+ && is_file($incfile = INSTALL_PATH . 'program/steps/'.$RCMAIL->task.'/'.$stepfile)
+ ) {
+ include $incfile;
$redirects++;
}
else {