From 1cded85790206afe084e1baff371c543711b2b18 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Sat, 03 Dec 2005 11:54:12 -0500
Subject: [PATCH] Re-design of caching (new database table added\!); some bugfixes; Postgres support

---
 index.php |   63 +++++++++++++++++++++++--------
 1 files changed, 46 insertions(+), 17 deletions(-)

diff --git a/index.php b/index.php
index 31c39ea..31d4e75 100644
--- a/index.php
+++ b/index.php
@@ -3,7 +3,7 @@
 /*
  +-----------------------------------------------------------------------+
  | RoundCube Webmail IMAP Client                                         |
- | Version 0.1-20050929                                                  |
+ | Version 0.1-20051018                                                  |
  |                                                                       |
  | Copyright (C) 2005, RoundCube Dev. - Switzerland                      |
  | Licensed under the GNU GPL                                            |
@@ -42,29 +42,39 @@
 */
 
 // define global vars
-$INSTALL_PATH = './';
+$INSTALL_PATH = dirname($_SERVER['SCRIPT_FILENAME']);
 $OUTPUT_TYPE = 'html';
 $JS_OBJECT_NAME = 'rcmail';
 
+if (empty($INSTALL_PATH))
+  $INSTALL_PATH = './';
+else
+  $INSTALL_PATH .= '/';
+	
+// RC include folders MUST be included FIRST to avoid other
+// possible not compatible libraries (i.e PEAR) to be included
+// 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'));
 
-// set environment first
-ini_set('include_path', ini_get('include_path').PATH_SEPARATOR.'program'.PATH_SEPARATOR.'program/lib');
 ini_set('session.name', 'sessid');
 ini_set('session.use_cookies', 1);
-//ini_set('session.save_path', $INSTALL_PATH.'session');
-
+ini_set('error_reporting', E_ALL&~E_NOTICE);
 
 // increase maximum execution time for php scripts
-set_time_limit('120');
-
+// (does not work in safe mode)
+@set_time_limit(120);
 
 // include base files
 require_once('include/rcube_shared.inc');
 require_once('include/rcube_imap.inc');
-require_once('include/rcube_db.inc');
 require_once('include/bugs.inc');
 require_once('include/main.inc');
 require_once('include/cache.inc');
+require_once('PEAR.php');
+
+
+// set PEAR error handling
+// PEAR::setErrorHandling(PEAR_ERROR_TRIGGER, E_USER_NOTICE);
 
 
 // catch some url/post parameters
@@ -73,9 +83,11 @@
 $_action = !empty($_POST['_action']) ? $_POST['_action'] : (!empty($_GET['_action']) ? $_GET['_action'] : '');
 $_framed = (!empty($_GET['_framed']) || !empty($_POST['_framed']));
 
+if (!empty($_GET['_remote']))
+  $REMOTE_REQUEST = TRUE;
+
 // start session with requested task
 rcmail_startup($_task);
-
 
 // set session related variables
 $COMM_PATH = sprintf('./?_auth=%s&_task=%s', $sess_auth, $_task);
@@ -86,13 +98,12 @@
 if ($_framed)
   {
   $COMM_PATH .= '&_framed=1';
-  $SESS_HIDDEN_FIELD = "\n".'<input type="hidden" name="_framed" value="1" />';
+  $SESS_HIDDEN_FIELD .= "\n".'<input type="hidden" name="_framed" value="1" />';
   }
 
 
 // init necessary objects for GUI
 load_gui();
-
 
 // error steps
 if ($_action=='error' && !empty($_GET['_code']))
@@ -125,18 +136,19 @@
   }
 
 // end session
-else if ($_action=='logout' && $_SESSION['user_id'])
+else if ($_action=='logout' && isset($_SESSION['user_id']))
   {
   show_message('loggedout');
   rcmail_kill_session();
   }
 
 // check session cookie and auth string
-else if ($_action!='login' && $_auth && $sess_auth)
+else if ($_action!='login' && $sess_auth && $_SESSION['user_id'])
   {
-  if ($_auth !== $sess_auth || $_auth != rcmail_auth_hash($_SESSION['client_id'], $_SESSION['auth_time']))
+  if ($_auth !== $sess_auth || $_auth != rcmail_auth_hash($_SESSION['client_id'], $_SESSION['auth_time']) ||
+      ($CONFIG['session_lifetime'] && isset($SESS_CHANGED) && $SESS_CHANGED + $CONFIG['session_lifetime']*60 < mktime()))
     {
-    show_message('sessionerror', 'error');
+    $message = show_message('sessionerror', 'error');
     rcmail_kill_session();
     }
   }
@@ -145,18 +157,28 @@
 // log in to imap server
 if (!empty($_SESSION['user_id']) && $_task=='mail')
   {
-  $conn = $IMAP->connect($_SESSION['imap_host'], $_SESSION['username'], decrypt_passwd($_SESSION['password']));
+  $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'] = '';
     }
+  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);
+    }
+  
   $_task = 'login';
+  }
 
 
 
@@ -177,6 +199,13 @@
   }
 
 
+// handle keep-alive signal
+if ($_action=='keep-alive')
+  {
+  rcube_remote_response('');
+  exit;
+  }
+
 
 // include task specific files
 if ($_task=='mail')

--
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