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 require_once('../functions/strings.php');
  15 require_once('../config/config.php');
  16 require_once('../functions/i18n.php');
  17 require_once('../functions/plugin.php');
  18 require_once('../functions/constants.php');
  19 require_once('../functions/page_header.php');
  20 //require_once('../class/browser.class.php');
  21
  22 // initialize some vars
  23 if(!isset($UA)) $UA = '';
  24 if(!isset($cc)) $cc = '';
  25 if(!isset($dl)) $dl = '';
  26 if(!isset($am)) $am = '';
  27
  28 //$sniffer_settings = array('check_cookies'=>$cc,
  29 //                          'default_language'=>$dl,
  30 //                          'allow_masquerading'=>$am);
  31 //$browser = new phpSniff($UA,$sniffer_settings);
  32
  33 /*
  34  * $squirrelmail_language is set by a cookie when the user selects
  35  * language and logs out
  36  */
  37 set_up_language($squirrelmail_language, TRUE);
  38
  39 /**
  40  * Find out the base URI to set cookies.
  41  */
  42 if (!function_exists('sqm_baseuri')){
  43     require_once('../functions/display_messages.php');
  44 }
  45 $base_uri = sqm_baseuri();
  46 @session_destroy();
  47 session_start();
  48 //session_register('browser');
  49 /*
  50  * In case the last session was not terminated properly, make sure
  51  * we get a new one.
  52  */
  53 $cookie_params = session_get_cookie_params();
  54 setcookie(session_name(), '', 0, $cookie_params['path'],
  55           $cookie_params['domain']);
  56 setcookie('username', '', 0, $base_uri);
  57 setcookie('key', '', 0, $base_uri);
  58 header('Pragma: no-cache');
  59
  60 do_hook('login_cookie');
  61
  62 /* Output the javascript onload function. */
  63
  64 $header = "<SCRIPT LANGUAGE=\"JavaScript\" TYPE=\"text/javascript\">\n" .
  65           "<!--\n".
  66           "  function squirrelmail_loginpage_onload() {\n".
  67           "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
  68           '    document.forms[0].elements[' . (isset($loginname) ? 1 : 0) . "].focus();\n".
  69           "  }\n".
  70           "// -->\n".
  71           "</script>\n";
  72 $custom_css = 'none';
  73 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
  74
  75 /* Set the title of this page. */
  76 echo '<BODY TEXT="#000000" BGCOLOR="#FFFFFF" LINK="#0000CC" VLINK="#0000CC" ALINK="#0000CC" onLoad="squirrelmail_loginpage_onload();">'.
  77      "\n<FORM ACTION=\"redirect.php\" METHOD=\"POST\">\n";
  78
  79 $username_form_name = 'login_username';
  80 $password_form_name = 'secretkey';
  81 do_hook('login_top');
  82
  83 $loginname_value = (isset($loginname) ? htmlspecialchars($loginname) : '');
  84
  85 /* Display width and height like good little people */
  86 $width_and_height = '';
  87 if (isset($org_logo_width) && is_int($org_logo_width) && $org_logo_width>0) {
  88     $width_and_height = " WIDTH=\"$org_logo_width\"";
  89 }
  90 if (isset($org_logo_height) && is_int($org_logo_height) && $org_logo_height>0) {
  91     $width_and_height .= " HEIGHT=\"$org_logo_height\"";
  92 }
  93
  94 echo '<CENTER>'.
  95      "  <IMG SRC=\"$org_logo\" ALT=\"" . sprintf(_("%s Logo"), $org_name) .
  96         "\"$width_and_height><BR>\n".
  97      ( $hide_sm_attributions ? '' :
  98        '<SMALL>' . sprintf (_("SquirrelMail version %s"), $version) . "<BR>\n".
  99        '  ' . _("By the SquirrelMail Development Team") . "<BR></SMALL>\n" ) .
 100      "</CENTER>\n".
 101
 102      "<CENTER>\n".
 103      "<TABLE COLS=\"1\" WIDTH=\"350\">\n".
 104      "   <TR><TD ALIGN=CENTER BGCOLOR=\"#DCDCDC\">\n".
 105      '      <B>' . sprintf (_("%s Login"), $org_name) . "</B>\n".
 106      "   </TD></TR>".
 107      "   <TR><TD BGCOLOR=\"#FFFFFF\"><TABLE COLS=2 WIDTH=\"100%\">\n".
 108      "      <TR>\n".
 109      '         <TD WIDTH="30%" ALIGN=right>' . _("Name:") . "</TD>\n".
 110      "         <TD WIDTH=\"*\" ALIGN=left>\n".
 111      "            <INPUT TYPE=TEXT NAME=\"$username_form_name\" VALUE=\"$loginname_value\">\n".
 112      "         </TD>\n".
 113      "      </TR>\n".
 114      "      <TR>\n".
 115      '         <TD WIDTH="30%" ALIGN=right>' . _("Password:") . "</TD>\n".
 116      "         <TD WIDTH=\"*\" ALIGN=left>\n".
 117      "            <INPUT TYPE=PASSWORD NAME=\"$password_form_name\">\n".
 118      "            <INPUT TYPE=HIDDEN NAME=\"js_autodetect_results\" VALUE=\"" . SMPREF_JS_OFF . "\">\n".
 119      "            <INPUT TYPE=HIDDEN NAME=\"just_logged_in\" value=1>\n".
 120      "         </TD>\n".
 121      "      </TR>\n".
 122      "   </TABLE></TD></TR>\n".
 123      "   <TR><TD>\n".
 124      '      <CENTER><INPUT TYPE=SUBMIT VALUE="' . _("Login") . "\"></CENTER>\n".
 125      "   </TD></TR>\n".
 126      "</TABLE>\n".
 127      "</CENTER>\n";
 128
 129 do_hook('login_form');
 130 echo "</FORM>\n";
 131
 132 do_hook('login_bottom');
 133 echo "</BODY>\n".
 134      "</HTML>\n";
 135 ?>