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 require_once('../functions/strings.php');
  16 require_once('../config/config.php');
  17 require_once('../functions/i18n.php');
  18 require_once('../functions/plugin.php');
  19 require_once('../functions/constants.php');
  20 require_once('../functions/page_header.php');
  21 require_once('../functions/html.php');
  22
  23 /*
  24  * $squirrelmail_language is set by a cookie when the user selects
  25  * language and logs out
  26  */
  27 set_up_language($squirrelmail_language, TRUE);
  28
  29 /**
  30  * Find out the base URI to set cookies.
  31  */
  32 if (!function_exists('sqm_baseuri')){
  33     require_once('../functions/display_messages.php');
  34 }
  35 $base_uri = sqm_baseuri();
  36 @session_destroy();
  37
  38 /*
  39  * In case the last session was not terminated properly, make sure
  40  * we get a new one.
  41  */
  42 $cookie_params = session_get_cookie_params();
  43 setcookie(session_name(), '', 0, $cookie_params['path'],
  44           $cookie_params['domain']);
  45 setcookie('username', '', 0, $base_uri);
  46 setcookie('key', '', 0, $base_uri);
  47 header('Pragma: no-cache');
  48
  49 do_hook('login_cookie');
  50
  51 /* Output the javascript onload function. */
  52
  53 $header = "<SCRIPT LANGUAGE=\"JavaScript\" type=\"text/javascript\">\n" .
  54           "<!--\n".
  55           "  function squirrelmail_loginpage_onload() {\n".
  56           "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
  57           '    document.forms[0].elements[' . (isset($loginname) ? 1 : 0) . "].focus();\n".
  58           "  }\n".
  59           "// -->\n".
  60           "</script>\n";
  61 $custom_css = 'none';
  62 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
  63
  64 /* Set the title of this page. */
  65 echo '<body text="#000000" bgcolor="#FFFFFF" link="#0000CC" vlink="#0000CC" alink="#0000CC" onLoad="squirrelmail_loginpage_onload();">';
  66
  67 $username_form_name = 'login_username';
  68 $password_form_name = 'secretkey';
  69 do_hook('login_top');
  70
  71 $loginname_value = (isset($loginname) ? htmlspecialchars($loginname) : '');
  72
  73 /* Display width and height like good little people */
  74 $width_and_height = '';
  75 if (isset($org_logo_width) && is_numeric($org_logo_width) && $org_logo_width>0) {
  76     $width_and_height = " width=\"$org_logo_width\"";
  77 }
  78 if (isset($org_logo_height) && is_numeric($org_logo_height) && $org_logo_height>0) {
  79     $width_and_height .= " height=\"$org_logo_height\"";
  80 }
  81
  82 echo "\n" . '<form action="redirect.php" method="post">' . "\n" .
  83 html_tag( 'table',
  84     html_tag( 'tr',
  85         html_tag( 'td',
  86             '<center>'.
  87             '<img src="' . $org_logo . '" alt="' . sprintf(_("%s Logo"), $org_name) .'"' .
  88             $width_and_height .'><br>' . "\n".
  89             ( $hide_sm_attributions ? '' :
  90             '<small>' . sprintf (_("SquirrelMail version %s"), $version) . '<br>' ."\n".
  91             '  ' . _("By the SquirrelMail Development Team") . '<br></small>' . "\n" ) .
  92             html_tag( 'table',
  93                 html_tag( 'tr',
  94                     html_tag( 'td',
  95                         '<b>' . sprintf (_("%s Login"), $org_name) . "</b>\n",
  96                     'center', '#DCDCDC' )
  97                 ) .
  98                 html_tag( 'tr',
  99                     html_tag( 'td',  "\n" .
 100                         html_tag( 'table',
 101                             html_tag( 'tr',
 102                                 html_tag( 'td',
 103                                     _("Name:") ,
 104                                 'right', '', 'width="30%"' ) .
 105                                 html_tag( 'td',
 106                                     '<input type="text" name="' . $username_form_name .'" value="' . $loginname_value .'">' ,
 107                                 'left', '', 'width="*"' )
 108                                 ) . "\n" .
 109                             html_tag( 'tr',
 110                                 html_tag( 'td',
 111                                     _("Password:") ,
 112                                 'right', '', 'width="30%"' ) .
 113                                 html_tag( 'td',
 114                                     '<input type="password" name="' . $password_form_name . '">' . "\n" .
 115                                     '<input type=hidden name="js_autodetect_results" value="SMPREF_JS_OFF">' . "\n" .
 116                                     '<input type=hidden name="just_logged_in" value=1>' . "\n",
 117                                 'left', '', 'width="*"' )
 118                             ) ,
 119                         'center', '#ffffff', 'border="0" cols="2" width="100%"' ) ,
 120                     'left', '#FFFFFF' )
 121                 ) .
 122                 html_tag( 'tr',
 123                     html_tag( 'td',
 124                         '<center><input type="submit" value="' . _("Login") . '"></center>',
 125                     'left' )
 126                 ),
 127             '', '#ffffff', 'border="0" cols="1" width="350"' ),
 128         'center' )
 129     ) ,
 130 '', '#ffffff', 'border="0" cellspacing="0" cellpadding="0" width="100%"' ) .
 131 '</form>' . "\n";
 132
 133 do_hook('login_form');
 134
 135 do_hook('login_bottom');
 136 echo "</body>\n".
 137      "</html>\n";
 138 ?>