From 967b342039261ab294fe85d806fe49ce16391ada Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Fri, 28 Mar 2008 15:42:35 -0400
Subject: [PATCH] Disable installer by default; add config option to enable it again

---
 index.php |  220 +++++++++++++++++++++++++++++--------------------------
 1 files changed, 116 insertions(+), 104 deletions(-)

diff --git a/index.php b/index.php
index 638bc8e..0687763 100644
--- a/index.php
+++ b/index.php
@@ -2,9 +2,9 @@
 /*
  +-----------------------------------------------------------------------+
  | RoundCube Webmail IMAP Client                                         |
- | Version 0.1-20070411                                                  |
+ | Version 0.1-20080328                                                  |
  |                                                                       |
- | Copyright (C) 2005-2007, RoundCube Dev. - Switzerland                 |
+ | Copyright (C) 2005-2008, RoundCube Dev. - Switzerland                 |
  | Licensed under the GNU GPL                                            |
  |                                                                       |
  | Redistribution and use in source and binary forms, with or without    |
@@ -40,12 +40,13 @@
 
 */
 
-define('RCMAIL_VERSION', '0.1-20070411');
+// application constants
+define('RCMAIL_VERSION', '0.1-trunk');
+define('RCMAIL_CHARSET', 'UTF-8');
+define('JS_OBJECT_NAME', 'rcmail');
 
 // define global vars
-$CHARSET = 'UTF-8';
 $OUTPUT_TYPE = 'html';
-$JS_OBJECT_NAME = 'rcmail';
 $INSTALL_PATH = dirname(__FILE__);
 $MAIN_TASKS = array('mail','settings','addressbook','logout');
 
@@ -65,11 +66,12 @@
 // instead the ones provided by RC
 ini_set('include_path', $INSTALL_PATH.PATH_SEPARATOR.$INSTALL_PATH.'program'.PATH_SEPARATOR.$INSTALL_PATH.'program/lib'.PATH_SEPARATOR.ini_get('include_path'));
 
-ini_set('session.name', 'sessid');
+ini_set('session.name', 'roundcube_sessid');
 ini_set('session.use_cookies', 1);
 ini_set('session.gc_maxlifetime', 21600);
 ini_set('session.gc_divisor', 500);
 ini_set('error_reporting', E_ALL&~E_NOTICE); 
+set_magic_quotes_runtime(0);
 
 // increase maximum execution time for php scripts
 // (does not work in safe mode)
@@ -80,8 +82,6 @@
 require_once('include/rcube_imap.inc');
 require_once('include/bugs.inc');
 require_once('include/main.inc');
-require_once('include/cache.inc');
-require_once('lib/html2text.inc');
 require_once('PEAR.php');
 
 
@@ -98,19 +98,20 @@
 if (empty($_task) || !in_array($_task, $MAIN_TASKS))
   $_task = 'mail';
 
-if (!empty($_GET['_remote']))
-  $REMOTE_REQUEST = TRUE;
-  
 
 // set output buffering
 if ($_action != 'get' && $_action != 'viewsource')
-  {
+{
   // use gzip compression if supported
-  if (function_exists('ob_gzhandler') && ini_get('zlib.output_compression'))
+  if (function_exists('ob_gzhandler')
+    && !ini_get('zlib.output_compression')
+    && ini_get('output_handler') != 'ob_gzhandler')
+  {
     ob_start('ob_gzhandler');
+  }
   else
     ob_start();
-  }
+}
 
 
 // start session with requested task
@@ -123,59 +124,45 @@
 
 // add framed parameter
 if ($_framed)
-  {
-  $COMM_PATH .= '&amp;_framed=1';
+{
+  $COMM_PATH .= '&_framed=1';
   $SESS_HIDDEN_FIELD .= "\n".'<input type="hidden" name="_framed" value="1" />';
-  }
+}
 
 
 // init necessary objects for GUI
-load_gui();
+rcmail_load_gui();
 
 
 // check DB connections and exit on failure
 if ($err_str = $DB->is_error())
-  {
-  raise_error(array('code' => 500, 'type' => 'db', 'line' => __LINE__, 'file' => __FILE__,
-                    'message' => $err_str), FALSE, TRUE);
-  }
+{
+  raise_error(array(
+    'code' => 603,
+    'type' => 'db',
+    'message' => $err_str), FALSE, TRUE);
+}
 
 
 // error steps
 if ($_action=='error' && !empty($_GET['_code']))
-  {
   raise_error(array('code' => hexdec($_GET['_code'])), FALSE, TRUE);
-  }
-
-// handle HTML->text conversion
-if ($_action=='html2text')
-  {
-  $htmlText = $HTTP_RAW_POST_DATA;
-  $converter = new html2text($htmlText);
-
-  // TODO possibly replace with rcube_remote_response()
-  header('Content-Type: text/plain');
-  $plaintext = $converter->get_text();
-  print $plaintext;
-
-  exit;
-  }
 
 
 // try to log in
 if ($_action=='login' && $_task=='mail')
-  {
+{
   $host = rcmail_autoselect_host();
   
   // check if client supports cookies
   if (empty($_COOKIE))
-    {
-    show_message("cookiesdisabled", 'warning');
-    }
+  {
+    $OUTPUT->show_message("cookiesdisabled", 'warning');
+  }
   else if ($_SESSION['temp'] && !empty($_POST['_user']) && isset($_POST['_pass']) &&
-           rcmail_login(get_input_value('_user', RCUBE_INPUT_POST),
+           rcmail_login(trim(get_input_value('_user', RCUBE_INPUT_POST), ' '),
               get_input_value('_pass', RCUBE_INPUT_POST, true, 'ISO-8859-1'), $host))
-    {
+  {
     // create new session ID
     unset($_SESSION['temp']);
     sess_regenerate_id();
@@ -186,87 +173,105 @@
     // send redirect
     header("Location: $COMM_PATH");
     exit;
-    }
-  else
-    {
-    show_message("loginfailed", 'warning');
-    $_SESSION['user_id'] = '';
-    }
   }
+  else
+  {
+    $OUTPUT->show_message($IMAP->error_code == -1 ? 'imaperror' : 'loginfailed', 'warning');
+    rcmail_kill_session();
+  }
+}
 
 // end session
-else if ($_action=='logout' && isset($_SESSION['user_id']))
-  {
-  show_message('loggedout');
+else if (($_task=='logout' || $_action=='logout') && isset($_SESSION['user_id']))
+{
+  $OUTPUT->show_message('loggedout');
   rcmail_kill_session();
-  }
+}
 
 // check session and auth cookie
 else if ($_action != 'login' && $_SESSION['user_id'] && $_action != 'send')
-  {
+{
   if (!rcmail_authenticate_session())
-    {
-    $message = show_message('sessionerror', 'error');
+  {
+    $OUTPUT->show_message('sessionerror', 'error');
     rcmail_kill_session();
-    }
   }
+}
 
 
 // log in to imap server
-if (!empty($_SESSION['user_id']) && $_task=='mail')
-  {
+if (!empty($USER->ID) && $_task=='mail')
+{
   $conn = $IMAP->connect($_SESSION['imap_host'], $_SESSION['username'], decrypt_passwd($_SESSION['password']), $_SESSION['imap_port'], $_SESSION['imap_ssl']);
   if (!$conn)
-    {
-    show_message('imaperror', 'error');
-    $_SESSION['user_id'] = '';
-    }
+  {
+    $OUTPUT->show_message($IMAP->error_code == -1 ? 'imaperror' : 'sessionerror', 'error');
+    rcmail_kill_session();
+  }
   else
     rcmail_set_imap_prop();
-  }
+}
 
 
 // not logged in -> set task to 'login
-if (empty($_SESSION['user_id']))
-  {
-  if ($REMOTE_REQUEST)
-    {
-    $message .= "setTimeout(\"location.href='\"+this.env.comm_path+\"'\", 2000);";
-    rcube_remote_response($message);
-    }
+if (empty($USER->ID))
+{
+  if ($OUTPUT->ajax_call)
+    $OUTPUT->remote_response("setTimeout(\"location.href='\"+this.env.comm_path+\"'\", 2000);");
   
   $_task = 'login';
-  }
+}
 
+
+// check client X-header to verify request origin
+if ($OUTPUT->ajax_call)
+{
+  if (empty($CONFIG['devel_mode']) && !rc_request_header('X-RoundCube-Referer'))
+  {
+    header('HTTP/1.1 404 Not Found');
+    die("Invalid Request");
+  }
+}
 
 
 // set task and action to client
-$script = sprintf("%s.set_env('task', '%s');", $JS_OBJECT_NAME, $_task);
+$OUTPUT->set_env('task', $_task);
 if (!empty($_action))
-  $script .= sprintf("\n%s.set_env('action', '%s');", $JS_OBJECT_NAME, $_action);
-
-$OUTPUT->add_script($script);
+  $OUTPUT->set_env('action', $_action);
 
 
 
 // not logged in -> show login page
-if (!$_SESSION['user_id'])
-  {
-  parse_template('login');
+if (empty($USER->ID))
+{
+  // check if installer is still active
+  if ($CONFIG['enable_installer'] && is_readable('./installer/index.php'))
+    $OUTPUT->add_footer('
+  <div style="background:#ef9398; border:2px solid #dc5757; padding:0.5em; margin:2em auto; width:50em">
+  <h2 style="margin-top:0.2em">Installer script is still accessible</h2>
+  <p>The install script of your RoundCube installation is still stored in its default location!</p>
+  <p>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.</p>
+  </div>');
+  
+  $OUTPUT->task = 'login';
+  $OUTPUT->send('login');
   exit;
-  }
+}
 
 
 // handle keep-alive signal
 if ($_action=='keep-alive')
-  {
-  rcube_remote_response('');
+{
+  $OUTPUT->reset();
+  $OUTPUT->send('');
   exit;
-  }
+}
 
 // include task specific files
 if ($_task=='mail')
-  {
+{
   include_once('program/steps/mail/func.inc');
   
   if ($_action=='show' || $_action=='preview' || $_action=='print')
@@ -284,13 +289,16 @@
   if ($_action=='viewsource')
     include('program/steps/mail/viewsource.inc');
 
+  if ($_action=='sendmdn')
+    include('program/steps/mail/sendmdn.inc');
+
   if ($_action=='send')
     include('program/steps/mail/sendmail.inc');
 
   if ($_action=='upload')
     include('program/steps/mail/upload.inc');
 
-  if ($_action=='compose' || $_action=='remove-attachment')
+  if ($_action=='compose' || $_action=='remove-attachment' || $_action=='display-attachment')
     include('program/steps/mail/compose.inc');
 
   if ($_action=='addcontact')
@@ -305,7 +313,7 @@
   if ($_action=='getunread')
     include('program/steps/mail/getunread.inc');
     
-  if ($_action=='list' && isset($_GET['_remote']))
+  if ($_action=='list' && isset($_REQUEST['_remote']))
     include('program/steps/mail/list.inc');
 
    if ($_action=='search')
@@ -317,21 +325,18 @@
   if ($_action=='rss')
     include('program/steps/mail/rss.inc');
     
-  if ($_action=='quotaimg')
-    include('program/steps/mail/quotaimg.inc');
-
   if ($_action=='quotadisplay')
     include('program/steps/mail/quotadisplay.inc');
 
 
   // make sure the message count is refreshed
   $IMAP->messagecount($_SESSION['mbox'], 'ALL', TRUE);
-  }
+}
 
 
 // include task specific files
 if ($_task=='addressbook')
-  {
+{
   include_once('program/steps/addressbook/func.inc');
 
   if ($_action=='save')
@@ -346,17 +351,23 @@
   if ($_action=='show')
     include('program/steps/addressbook/show.inc');  
 
-  if ($_action=='list' && $_GET['_remote'])
+  if ($_action=='list' && $_REQUEST['_remote'])
     include('program/steps/addressbook/list.inc');
 
-  if ($_action=='ldappublicsearch')
-    include('program/steps/addressbook/ldapsearchform.inc');
-  }
+  if ($_action=='search')
+    include('program/steps/addressbook/search.inc');
+
+  if ($_action=='copy')
+    include('program/steps/addressbook/copy.inc');
+
+  if ($_action=='mailto')
+    include('program/steps/addressbook/mailto.inc');
+}
 
 
 // include task specific files
 if ($_task=='settings')
-  {
+{
   include_once('program/steps/settings/func.inc');
 
   if ($_action=='save-identity')
@@ -378,18 +389,19 @@
       $_action=='create-folder' || $_action=='rename-folder' || $_action=='delete-folder')
     include('program/steps/settings/manage_folders.inc');
 
-  }
+}
 
 
 // parse main template
-parse_template($_task);
+$OUTPUT->send($_task);
 
 
 // if we arrive here, something went wrong
-raise_error(array('code' => 404,
-                  'type' => 'php',
-                  'line' => __LINE__,
-                  'file' => __FILE__,
-                  'message' => "Invalid request"), TRUE, TRUE);
+raise_error(array(
+  'code' => 404,
+  'type' => 'php',
+  'line' => __LINE__,
+  'file' => __FILE__,
+  'message' => "Invalid request"), TRUE, TRUE);
                       
 ?>

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