src/login.php

   1 <?php
   2
   3 /**
   4  * login.php -- simple login screen
   5  *
   6  * Copyright (c) 1999-2002 The SquirrelMail Project Team
   7  * Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  * This a simple login screen. Some housekeeping is done to clean
  10  * cookies and find language.
  11  *
  12  * $Id$
  13  */
  14
  15 $rcptaddress = '';
  16 if (isset($emailaddress)) {
  17     if (stristr($emailaddress, 'mailto:')) {
  18         $rcptaddress = substr($emailaddress, 7);
  19     } else {
  20         $rcptaddress = $emailaddress;
  21     }
  22
  23     if (($pos = strpos($rcptaddress, '?')) !== false) {
  24         $a = substr($rcptaddress, $pos + 1);
  25         $rcptaddress = substr($rcptaddress, 0, $pos);
  26         $a = explode('=', $a, 2);
  27         if (isset($a[1])) {
  28             $name = urldecode($a[0]);
  29             $val = urldecode($a[1]);
  30             global $$name;
  31             $$name = $val;
  32         }
  33     }
  34
  35     /* At this point, we have parsed a lot of the mailto stuff. */
  36     /*   Let's do the rest -- CC, BCC, Subject, Body            */
  37     /*   Note:  They can all be case insensitive                */
  38     foreach ($GLOBALS as $k => $v) {
  39         $key = strtolower($k);
  40         $value = urlencode($v);
  41         if ($key == 'cc') {
  42             $rcptaddress .= '&amp;send_to_cc=' . $value;
  43         } else if ($key == 'bcc') {
  44             $rcptaddress .= '&amp;send_to_bcc=' . $value;
  45         } else if ($key == 'subject') {
  46             $rcptaddress .= '&amp;subject=' . $value;
  47         } else if ($key == 'body') {
  48             $rcptaddress .= '&amp;body=' . $value;
  49         }
  50     }
  51
  52     /* Double-encode in this fashion to get past redirect.php properly. */
  53     $rcptaddress = urlencode($rcptaddress);
  54 }
  55
  56 require_once('../functions/strings.php');
  57 require_once('../config/config.php');
  58 require_once('../functions/i18n.php');
  59 require_once('../functions/plugin.php');
  60 require_once('../functions/constants.php');
  61 require_once('../functions/page_header.php');
  62
  63 /*
  64  * $squirrelmail_language is set by a cookie when the user selects
  65  * language and logs out
  66  */
  67 set_up_language($squirrelmail_language, TRUE);
  68
  69 /**
  70  * Find out the base URI to set cookies.
  71  */
  72 $base_uri = dirname(dirname($PHP_SELF)) . "/";
  73 @session_destroy();
  74
  75 /*
  76  * In case the last session was not terminated properly, make sure
  77  * we get a new one.
  78  */
  79 $cookie_params = session_get_cookie_params();
  80 setcookie(session_name(), '', 0, $cookie_params['path'],
  81           $cookie_params['domain']);
  82 setcookie('username', '', 0, $base_uri);
  83 setcookie('key', '', 0, $base_uri);
  84 header('Pragma: no-cache');
  85
  86 do_hook('login_cookie');
  87
  88 /* Output the javascript onload function. */
  89
  90 $header = "<SCRIPT LANGUAGE=\"JavaScript\">\n" .
  91           "<!--\n".
  92           "  function squirrelmail_loginpage_onload() {\n".
  93           "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
  94           '    document.forms[0].elements[' . (isset($loginname) ? 1 : 0) . "].focus();\n".
  95           "  }\n".
  96           "// -->\n".
  97           "</script>\n";
  98 $custom_css = 'none';
  99 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
 100
 101 /* Set the title of this page. */
 102 echo '<BODY TEXT="#000000" BGCOLOR="#FFFFFF" LINK="#0000CC" VLINK="#0000CC" ALINK="#0000CC" onLoad="squirrelmail_loginpage_onload();">'.
 103      "\n<FORM ACTION=\"redirect.php\" METHOD=\"POST\" NAME=f>\n";
 104
 105 $username_form_name = 'login_username';
 106 $password_form_name = 'secretkey';
 107 do_hook('login_top');
 108
 109 $loginname_value = (isset($loginname) ? htmlspecialchars($loginname) : '');
 110
 111 /* Display width and height like good little people */
 112 $width_and_height = '';
 113 if (isset($org_logo_width) && is_int($org_logo_width) && $org_logo_width>0) {
 114     $width_and_height = " WIDTH=\"$org_logo_width\"";
 115 }
 116 if (isset($org_logo_height) && is_int($org_logo_height) && $org_logo_height>0) {
 117     $width_and_height .= " HEIGHT=\"$org_logo_height\"";
 118 }
 119
 120 echo '<CENTER>'.
 121      "  <IMG SRC=\"$org_logo\" ALT=\"" . sprintf(_("%s Logo"), $org_name) .
 122         "\"$width_and_height><BR>\n".
 123      ( $hide_sm_attributions ? '' :
 124        '<SMALL>' . sprintf (_("SquirrelMail version %s"), $version) . "<BR>\n".
 125        '  ' . _("By the SquirrelMail Development Team") . "<BR></SMALL>\n" ) .
 126      "</CENTER>\n".
 127
 128      "<CENTER>\n".
 129      "<TABLE COLS=1 WIDTH=350>\n".
 130      "   <TR><TD ALIGN=CENTER BGCOLOR=\"#DCDCDC\">\n".
 131      '      <B>' . sprintf (_("%s Login"), $org_name) . "</B>\n".
 132      "   </TD></TR>".
 133      "   <TR><TD BGCOLOR=\"#FFFFFF\"><TABLE COLS=2 WIDTH=\"100%\">\n".
 134      "      <TR>\n".
 135      '         <TD WIDTH="30%" ALIGN=right>' . _("Name:") . "</TD>\n".
 136      "         <TD WIDTH=\"*\" ALIGN=left>\n".
 137      "            <INPUT TYPE=TEXT NAME=\"$username_form_name\" VALUE=\"$loginname_value\">\n".
 138      "         </TD>\n".
 139      "      </TR>\n".
 140      "      <TR>\n".
 141      '         <TD WIDTH="30%" ALIGN=right>' . _("Password:") . "</TD>\n".
 142      "         <TD WIDTH=\"*\" ALIGN=left>\n".
 143      "            <INPUT TYPE=PASSWORD NAME=\"$password_form_name\">\n".
 144      "            <INPUT TYPE=HIDDEN NAME=\"js_autodetect_results\" VALUE=\"" . SMPREF_JS_OFF . "\">\n".
 145      "            <INPUT TYPE=HIDDEN NAME=\"just_logged_in\" value=1>\n";
 146 if ($rcptaddress != '') {
 147     echo "         <INPUT TYPE=HIDDEN NAME=\"rcptemail\" VALUE=\"".htmlspecialchars($rcptaddress)."\">\n";
 148 }
 149 echo "         </TD>\n".
 150      "      </TR>\n".
 151      "   </TABLE></TD></TR>\n".
 152      "   <TR><TD>\n".
 153      '      <CENTER><INPUT TYPE=SUBMIT VALUE="' . _("Login") . "\"></CENTER>\n".
 154      "   </TD></TR>\n".
 155      "</TABLE>\n".
 156      "</CENTER>\n";
 157
 158 do_hook('login_form');
 159 echo "</FORM>\n";
 160
 161 do_hook('login_bottom');
 162 echo "</BODY>\n".
 163      "</HTML>\n";
 164 ?>