src/login.php

   1 <?php
   2    /**
   3     **  login.php -- simple login screen
   4     **
   5     **  Copyright (c) 1999-2000 The SquirrelMail development team
   6     **  Licensed under the GNU GPL. For full terms see the file COPYING.
   7     **
   8     **  This a simple login screen. Some housekeeping is done to clean
   9     **  cookies and find language.
  10     **
  11     **/
  12
  13    if (!isset($config_php))
  14       include("../config/config.php");
  15    if (!isset($strings_php))
  16       include("../functions/strings.php");
  17    if (!isset($i18n_php))
  18       include("../functions/i18n.php");
  19    if (!isset($plugin_php))
  20       include("../functions/plugin.php");
  21
  22    // let's check to see if they compiled with gettext support
  23    if (!function_exists("_")) {
  24       function _($string) {
  25          return $string;
  26       }
  27    } else {
  28       // $squirrelmail_language is set by a cookie when the user selects
  29       // language and logs out
  30
  31       // Use HTTP content language negotiation if cookie not set
  32       if (!isset($squirrelmail_language) && isset($HTTP_ACCEPT_LANGUAGE)) {
  33          $squirrelmail_language = substr($HTTP_ACCEPT_LANGUAGE, 0, 2);
  34       }
  35
  36       if (isset($squirrelmail_language)) {
  37          if ($squirrelmail_language != "en" && $squirrelmail_language != "") {
  38             putenv("LC_ALL=".$squirrelmail_language);
  39             bindtextdomain("squirrelmail", "../locale/");
  40             textdomain("squirrelmail");
  41             header ("Content-Type: text/html; charset=".$languages[$squirrelmail_language]["CHARSET"]);
  42          }
  43       }
  44    }
  45
  46    // Need the base URI to set the cookies. (Same code as in webmail.php)
  47    ereg ("(^.*/)[^/]+/[^/]+$", $PHP_SELF, $regs);
  48    $base_uri = $regs[1];
  49
  50    if ($testingcookie != 1){
  51       setcookie("TestCookie", "Checking cookies", 0 , $base_uri);
  52       header("Location: " . $base_uri . "src/login.php?testingcookie=1");
  53    }
  54    if(!isset($TestCookie)){
  55       $no_cookies = true;
  56    } else {
  57       // Cookies are enabled... Deleting test cookie.
  58       setcookie("TestCookie", "", 0, $base_uri);
  59       $no_cookies = false;
  60    }
  61
  62    setcookie("username", "", 0, $base_uri);
  63    setcookie("key", "", 0, $base_uri);
  64    setcookie("logged_in", 0, 0, $base_uri);
  65
  66    // In case the last session was not terminated properly, make sure
  67    // we get a new one.
  68    setcookie("PHPSESSID", "", 0, $base_uri);
  69
  70    echo "<HTML>";
  71    echo "<HEAD><TITLE>";
  72    echo $org_name . " - " . _("Login");
  73    echo "</TITLE></HEAD>\n";
  74    echo "<BODY TEXT=000000 BGCOLOR=#FFFFFF LINK=0000CC VLINK=0000CC ALINK=0000CC>\n";
  75    echo "<FORM ACTION=\"webmail.php\" METHOD=\"POST\" NAME=f>\n";
  76    echo "<CENTER><IMG SRC=\"$org_logo\"</CENTER>\n";
  77    echo "<CENTER><SMALL>";
  78    printf (_("SquirrelMail version %s"), $version);
  79    echo "<BR>\n";
  80    echo _("By the SquirrelMail Development Team");
  81    echo "<BR></SMALL><CENTER>\n";
  82    echo "<TABLE COLS=1 WIDTH=350>\n";
  83    echo "   <TR>\n";
  84    echo "      <TD BGCOLOR=#DCDCDC>\n";
  85    echo "         <B><CENTER>";
  86    printf (_("%s Login"), $org_name);
  87    echo "</CENTER></B>\n";
  88    echo "      </TD>\n";
  89    echo "   </TR><TR>\n";
  90    echo "      <TD BGCOLOR=#FFFFFF>\n";
  91    echo "         <TABLE COLS=2 WIDTH=100%>\n";
  92    echo "            <TR>\n";
  93    echo "               <TD WIDTH=30% ALIGN=right>\n";
  94    echo _("Name:");
  95    echo "               </TD><TD WIDTH=* ALIGN=left>\n";
  96    echo "                  <INPUT TYPE=TEXT NAME=username>\n";
  97    echo "               </TD>\n";
  98    echo "            </TR><TR>\n";
  99    echo "               <TD WIDTH=30% ALIGN=right>\n";
 100    echo _("Password:");
 101    echo "               </TD><TD WIDTH=* ALIGN=left>\n";
 102    echo "                  <INPUT TYPE=PASSWORD NAME=secretkey>\n";
 103    echo "               </TD>\n";
 104    echo "         </TABLE>\n";
 105    echo "      </TD>\n";
 106    echo "   </TR><TR>\n";
 107    echo "      <TD>\n";
 108    echo "         <CENTER><INPUT TYPE=SUBMIT VALUE=\"";
 109    echo _("Login");
 110    echo "\"></CENTER>\n";
 111    echo "      </TD>\n";
 112    echo "   </TR>\n";
 113    if ($no_cookies){
 114      echo "   <TR><TD>\n";
 115      echo "<FONT COLOR=\"FF0000\"><CENTER>It appears that your browser is not accepting cookies.".
 116           " Please make sure you have cookies enabled before proceding.</CENTER></FONT>";
 117      echo "   </TD></TR>\n";
 118    }
 119    echo "</TABLE>\n";
 120    echo "<input type=hidden name=just_logged_in value=1>\n";
 121    echo "</FORM>\n";
 122    do_hook("login_bottom");
 123 ?>
 124 </BODY>
 125 </HTML>
 126