src/login.php

   1 <?php
   2     /**
   3      * login.php -- simple login screen
   4      *
   5      * Copyright (c) 1999-2001 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      * $Id$
  12      */
  13
  14     $rcptaddress = '';
  15     if (isset($emailaddress)) {
  16         if (stristr($emailaddress, 'mailto:')) {
  17             $rcptaddress = substr($emailaddress, 7);
  18         } else {
  19             $rcptaddress = $emailaddress;
  20         }
  21
  22         if (($pos = strpos($rcptaddress, '?')) !== false) {
  23             $a = substr($rcptaddress, $pos + 1);
  24             $rcptaddress = substr($rcptaddress, 0, $pos);
  25             $a = explode('=', $a, 2);
  26             if (isset($a[1])) {
  27                 $name = urldecode($a[0]);
  28                 $val = urldecode($a[1]);
  29                 global $$name;
  30                 $$naame = $val;
  31             }
  32         }
  33
  34         /* At this point, we have parsed a lot of the mailto stuff. */
  35         /*   Let's do the rest -- CC, BCC, Subject, Body            */
  36         /*   Note:  They can all be case insensitive                */
  37         foreach ($GLOBALS as $k => $v) {
  38             $key = strtolower($k);
  39             $value = urlencode($v);
  40             if ($key == 'cc') {
  41                 $rcptaddress .= '&send_to_cc=' . $value;
  42             } else if ($key == 'bcc') {
  43                 $rcptaddress .= '&send_to_bcc=' . $value;
  44             } else if ($key == 'subject') {
  45                 $rcptaddress .= '&subject=' . $value;
  46             } else if ($key == 'body') {
  47                 $rcptaddress .= '&body=' . $value;
  48             }
  49         }
  50
  51         /* Double-encode in this fashion to get past redirect.php properly. */
  52         $rcptaddress = urlencode($rcptaddress);
  53     }
  54
  55     require_once('../functions/strings.php');
  56     require_once('../config/config.php');
  57     require_once('../functions/i18n.php');
  58     require_once('../functions/plugin.php');
  59     require_once('../functions/constants.php');
  60     require_once('../functions/page_header.php');
  61
  62     /*
  63      * $squirrelmail_language is set by a cookie when the user selects
  64      * language and logs out
  65      */
  66     set_up_language($squirrelmail_language, true);
  67
  68     /* Need the base URI to set the cookies. (Same code as in webmail.php). */
  69     ereg ("(^.*/)[^/]+/[^/]+$", $PHP_SELF, $regs);
  70     $base_uri = $regs[1];
  71     @session_destroy();
  72
  73     /*
  74      * In case the last session was not terminated properly, make sure
  75      * we get a new one.
  76      */
  77     $cookie_params = session_get_cookie_params();
  78     setcookie(session_name(),'',0,$cookie_params['path'].$cookie_params['domain']);
  79     setcookie('username', '', 0, $base_uri);
  80     setcookie('key', '', 0, $base_uri);
  81     header ('Pragma: no-cache');
  82
  83     do_hook('login_cookie');
  84
  85     /* Output the javascript onload function. */
  86     displayHtmlHeader( "$org_name - " . _("Login"),
  87                  "<SCRIPT LANGUAGE=\"JavaScript\">\n" .
  88                  "<!--\n".
  89                  "  function squirrelmail_loginpage_onload() {\n".
  90                  "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
  91                  "    document.forms[0].elements[0].focus();\n".
  92                  "  }\n".
  93                  "// -->\n".
  94                  "</script>\n", FALSE );
  95
  96     /* Set the title of this page. */
  97     echo "<BODY TEXT=#000000 BGCOLOR=#FFFFFF LINK=#0000CC VLINK=#0000CC ALINK=#0000CC onLoad='squirrelmail_loginpage_onload();'>\n".
  98          "<FORM ACTION=\"redirect.php\" METHOD=\"POST\" NAME=f>\n";
  99
 100     $username_form_name = 'login_username';
 101     $password_form_name = 'secretkey';
 102     do_hook('login_top');
 103
 104     $loginname_value = (isset($loginname) ? htmlspecialchars($loginname) : '');
 105
 106     echo "<CENTER>".
 107          "  <IMG SRC=\"$org_logo\"><BR>\n".
 108          ( $hide_sm_attributions ? '' :
 109            '<SMALL>' . sprintf (_("SquirrelMail version %s"), $version) . "<BR>\n".
 110            '  ' . _("By the SquirrelMail Development Team") . "<BR></SMALL>\n" ) .
 111          "</CENTER>\n".
 112
 113          "<CENTER>\n".
 114          "<TABLE COLS=1 WIDTH=350>\n".
 115          "   <TR><TD BGCOLOR=#DCDCDC>\n".
 116          '      <B><CENTER>' . sprintf (_("%s Login"), $org_name) . "</CENTER></B>\n".
 117          "   </TD></TR>".
 118          "   <TR><TD BGCOLOR=\"#FFFFFF\"><TABLE COLS=2 WIDTH=\"100%\">\n".
 119          "      <TR>\n".
 120          '         <TD WIDTH=30% ALIGN=right>' . _("Name:") . "</TD>\n".
 121          "         <TD WIDTH=* ALIGN=left>\n".
 122          "            <INPUT TYPE=TEXT NAME=\"$username_form_name\" VALUE=\"$loginname_value\">\n".
 123          "         </TD>\n".
 124          "      </TR>\n".
 125          "      <TR>\n".
 126          '         <TD WIDTH="30%" ALIGN=right>' . _("Password:") . "</TD>\n".
 127          "         <TD WIDTH=* ALIGN=left>\n".
 128          "            <INPUT TYPE=PASSWORD NAME=\"$password_form_name\">\n".
 129          "            <INPUT TYPE=HIDDEN NAME=\"js_autodetect_results\" VALUE=\"" . SMPREF_JS_OFF . "\">\n".
 130          "            <INPUT TYPE=HIDDEN NAME=\"just_logged_in\" value=1>\n";
 131     if ($rcptaddress != '') {
 132         echo "         <INPUT TYPE=HIDDEN NAME=\"rcptemail\" VALUE=\"".htmlspecialchars($rcptaddress)."\">\n";
 133     }
 134     echo "         </TD>\n".
 135          "      </TR>\n".
 136          "   </TABLE></TD></TR>\n".
 137          "   <TR><TD>\n".
 138          '      <CENTER><INPUT TYPE=SUBMIT VALUE="' . _("Login") . "\"></CENTER>\n".
 139          "   </TD></TR>\n".
 140          "</TABLE>\n".
 141          "</CENTER>\n";
 142
 143     do_hook('login_form');
 144     echo "</FORM>\n";
 145
 146     do_hook('login_bottom');
 147     echo "</BODY>\n".
 148          "</HTML>\n";
 149 ?>