src/signout.php

   1 <?php
   2
   3 /**
   4  * signout.php -- cleans up session and logs the user out
   5  *
   6  * Copyright (c) 1999-2005 The SquirrelMail Project Team
   7  * Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  *  Cleans up after the user. Resets cookies and terminates session.
  10  *
  11  * @version $Id$
  12  * @package squirrelmail
  13  */
  14
  15 /**
  16  * Path for SquirrelMail required files.
  17  * @ignore
  18  */
  19 define('SM_PATH','../');
  20
  21 /* check if we're already logged out (e.g. when this page is reloaded),
  22  * so we can skip to the output and not give error messages */
  23 if( ! isset($_SESSION) || empty($_SESSION['user_is_logged_in']) ) {
  24     $loggedin = false;
  25 } else {
  26     $loggedin = true;
  27 }
  28
  29 if($loggedin) {
  30     require_once(SM_PATH . 'include/validate.php');
  31     require_once(SM_PATH . 'functions/prefs.php');
  32 } else {
  33     // this comes in through validate.php usually
  34     require_once(SM_PATH . 'config/config.php');
  35     require_once(SM_PATH . 'functions/i18n.php');
  36     require_once(SM_PATH . 'functions/page_header.php');
  37     if (@file_exists($theme[$theme_default]['PATH'])) {
  38         @include ($theme[$theme_default]['PATH']);
  39     }
  40 }
  41 require_once(SM_PATH . 'functions/plugin.php');
  42 require_once(SM_PATH . 'functions/strings.php');
  43 require_once(SM_PATH . 'functions/html.php');
  44
  45 if($loggedin) {
  46     /* Erase any lingering attachments */
  47     if (isset($attachments) && is_array($attachments)
  48         && sizeof($attachments)){
  49         $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
  50         foreach ($attachments as $info) {
  51             $attached_file = "$hashed_attachment_dir/$info[localfilename]";
  52             if (file_exists($attached_file)) {
  53                 unlink($attached_file);
  54             }
  55         }
  56     }
  57 }
  58
  59 if (!isset($frame_top)) {
  60     $frame_top = '_top';
  61 }
  62
  63 /* If a user hits reload on the last page, $base_uri isn't set
  64  * because it was deleted with the session. */
  65 if (! sqgetGlobalVar('base_uri', $base_uri, SQ_SESSION) ) {
  66     require_once(SM_PATH . 'functions/display_messages.php');
  67     $base_uri = sqm_baseuri();
  68 }
  69
  70 do_hook('logout');
  71
  72 sqsession_destroy();
  73
  74 if ($signout_page) {
  75     header('Status: 303 See Other');
  76     header("Location: $signout_page");
  77     exit; /* we send no content if we're redirecting. */
  78 }
  79
  80 /* internal gettext functions will fail, if language is not set */
  81 set_up_language($squirrelmail_language, true, true);
  82 ?>
  83 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
  84 <html>
  85 <head>
  86 <?php
  87     if ($theme_css != '') {
  88 ?>
  89    <link rel="stylesheet" type="text/css" href="<?php echo $theme_css; ?>" />
  90 <?php
  91     }
  92 ?>
  93    <title><?php echo $org_title . ' - ' . _("Signout"); ?></title>
  94 </head>
  95 <body text="<?php echo $color[8]; ?>" bgcolor="<?php echo $color[4]; ?>"
  96 link="<?php echo $color[7]; ?>" vlink="<?php echo $color[7]; ?>"
  97 alink="<?php echo $color[7]; ?>">
  98 <br /><br />
  99 <?php
 100 $plugin_message = concat_hook_function('logout_above_text');
 101 echo
 102 html_tag( 'table',
 103     html_tag( 'tr',
 104          html_tag( 'th', _("Sign Out"), 'center' ) ,
 105     '', $color[0], 'width="100%"' ) .
 106     $plugin_message .
 107     html_tag( 'tr',
 108          html_tag( 'td', _("You have been successfully signed out.") .
 109              '<br /><a href="login.php" target="' . $frame_top . '">' .
 110              _("Click here to log back in.") . '</a><br />' ,
 111          'center' ) ,
 112     '', $color[4], 'width="100%"' ) .
 113     html_tag( 'tr',
 114          html_tag( 'td', '<br />', 'center' ) ,
 115     '', $color[0], 'width="100%"' ) ,
 116 'center', $color[4], 'width="50%" cols="1" cellpadding="2" cellspacing="0" border="0"' )
 117 ?>
 118 </body>
 119 </html>