src/login.php

   1 <?php
   2
   3 /**
   4  * login.php -- simple login screen
   5  *
   6  * Copyright (c) 1999-2003 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 /* Path for SquirrelMail required files. */
  16 define('SM_PATH','../');
  17
  18 /* SquirrelMail required files. */
  19 require_once(SM_PATH . 'functions/strings.php');
  20 require_once(SM_PATH . 'config/config.php');
  21 require_once(SM_PATH . 'functions/i18n.php');
  22 require_once(SM_PATH . 'functions/plugin.php');
  23 require_once(SM_PATH . 'functions/constants.php');
  24 require_once(SM_PATH . 'functions/page_header.php');
  25 require_once(SM_PATH . 'functions/html.php');
  26 require_once(SM_PATH . 'functions/global.php');
  27
  28 /*
  29  * $squirrelmail_language is set by a cookie when the user selects
  30  * language and logs out
  31  */
  32 set_up_language($squirrelmail_language, TRUE);
  33
  34 /**
  35  * Find out the base URI to set cookies.
  36  */
  37 if (!function_exists('sqm_baseuri')){
  38     require_once(SM_PATH . 'functions/display_messages.php');
  39 }
  40 $base_uri = sqm_baseuri();
  41
  42 /*
  43  * In case the last session was not terminated properly, make sure
  44  * we get a new one.
  45  */
  46
  47 sqsession_destroy();
  48
  49 header('Pragma: no-cache');
  50
  51 do_hook('login_cookie');
  52
  53 /* Output the javascript onload function. */
  54
  55 $header = "<script language=\"JavaScript\" type=\"text/javascript\">\n" .
  56           "<!--\n".
  57           "  function squirrelmail_loginpage_onload() {\n".
  58           "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
  59           "    var textElements = 0;\n".
  60           "    for (i = 0; i < document.forms[0].elements.length; i++) {\n".
  61           "      if (document.forms[0].elements[i].type == \"text\" || document.forms[0].elements[i].type == \"password\") {\n".
  62           "        textElements++;\n".
  63           "        if (textElements == " . (isset($loginname) ? 2 : 1) . ") {\n".
  64           "          document.forms[0].elements[i].focus();\n".
  65           "          break;\n".
  66           "        }\n".
  67           "      }\n".
  68           "    }\n".
  69           "  }\n".
  70           "// -->\n".
  71           "</script>\n";
  72 $custom_css = 'none';
  73 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
  74
  75 echo '<body text="#000000" bgcolor="#FFFFFF" link="#0000CC" vlink="#0000CC" alink="#0000CC" onload="squirrelmail_loginpage_onload();">' .
  76      "\n" . '<form action="redirect.php" method="post">' . "\n";
  77
  78 $username_form_name = 'login_username';
  79 $password_form_name = 'secretkey';
  80 do_hook('login_top');
  81
  82 $loginname_value = (sqGetGlobalVar('loginname', $loginname) ? htmlspecialchars($loginname) : '');
  83
  84 /* If they don't have a logo, don't bother.. */
  85 if (isset($org_logo) && $org_logo) {
  86     /* Display width and height like good little people */
  87     $width_and_height = '';
  88     if (isset($org_logo_width) && is_numeric($org_logo_width) &&
  89      $org_logo_width>0) {
  90         $width_and_height = " width=\"$org_logo_width\"";
  91     }
  92     if (isset($org_logo_height) && is_numeric($org_logo_height) &&
  93      $org_logo_height>0) {
  94         $width_and_height .= " height=\"$org_logo_height\"";
  95     }
  96 }
  97
  98 echo html_tag( 'table',
  99     html_tag( 'tr',
 100         html_tag( 'td',
 101             '<center>'.
 102             ( isset($org_logo) && $org_logo
 103               ? '<img src="' . $org_logo . '" alt="' .
 104                 sprintf(_("%s Logo"), $org_name) .'"' . $width_and_height .
 105                 ' /><br />' . "\n"
 106               : '' ).
 107             ( $hide_sm_attributions ? '' :
 108             '<small>' . sprintf (_("SquirrelMail version %s"), $version) . '<br />' ."\n".
 109             '  ' . _("By the SquirrelMail Development Team") . '<br /></small>' . "\n" ) .
 110             html_tag( 'table',
 111                 html_tag( 'tr',
 112                     html_tag( 'td',
 113                         '<b>' . sprintf (_("%s Login"), $org_name) . "</b>\n",
 114                     'center', '#DCDCDC' )
 115                 ) .
 116                 html_tag( 'tr',
 117                     html_tag( 'td',  "\n" .
 118                         html_tag( 'table',
 119                             html_tag( 'tr',
 120                                 html_tag( 'td',
 121                                     _("Name:") ,
 122                                 'right', '', 'width="30%"' ) .
 123                                 html_tag( 'td',
 124                                     '<input type="text" name="' . $username_form_name .'" value="' . $loginname_value .'" />' ,
 125                                 'left', '', 'width="*"' )
 126                                 ) . "\n" .
 127                             html_tag( 'tr',
 128                                 html_tag( 'td',
 129                                     _("Password:") ,
 130                                 'right', '', 'width="30%"' ) .
 131                                 html_tag( 'td',
 132                                     '<input type="password" name="' . $password_form_name . '" />' . "\n" .
 133                                     '<input type="hidden" name="js_autodetect_results" value="SMPREF_JS_OFF" />' . "\n" .
 134                                     '<input type="hidden" name="just_logged_in" value="1" />' . "\n",
 135                                 'left', '', 'width="*"' )
 136                             ) ,
 137                         'center', '#ffffff', 'border="0" width="100%"' ) ,
 138                     'left', '#FFFFFF' )
 139                 ) .
 140                 html_tag( 'tr',
 141                     html_tag( 'td',
 142                         '<center><input type="submit" value="' . _("Login") . '" /></center>',
 143                     'left' )
 144                 ),
 145             '', '#ffffff', 'border="0" width="350"' ) . '</center>',
 146         'center' )
 147     ) ,
 148 '', '#ffffff', 'border="0" cellspacing="0" cellpadding="0" width="100%"' );
 149 do_hook('login_form');
 150 echo '</form>' . "\n";
 151
 152 do_hook('login_bottom');
 153 echo "</body>\n".
 154      "</html>\n";
 155 ?>