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 /*****************************************************************/
  16 /*** THIS FILE NEEDS TO HAVE ITS FORMATTING FIXED!!!           ***/
  17 /*** PLEASE DO SO AND REMOVE THIS COMMENT SECTION.             ***/
  18 /***    + Base level indent should begin at left margin, as    ***/
  19 /***      the first two lines below look.                      ***/
  20 /***    + All identation should consist of four space blocks   ***/
  21 /***    + Tab characters are evil.                             ***/
  22 /***    + all comments should use "slash-star ... star-slash"  ***/
  23 /***      style -- no pound characters, no slash-slash style   ***/
  24 /***    + FLOW CONTROL STATEMENTS (if, while, etc) SHOULD      ***/
  25 /***      ALWAYS USE { AND } CHARACTERS!!!                     ***/
  26 /***    + Please use ' instead of ", when possible. Note "     ***/
  27 /***      should always be used in _( ) function calls.        ***/
  28 /*** Thank you for your help making the SM code more readable. ***/
  29 /*****************************************************************/
  30
  31 $rcptaddress = '';
  32 if (isset($emailaddress)) {
  33         if (stristr($emailaddress, 'mailto:')) {
  34             $rcptaddress = substr($emailaddress, 7);
  35         } else {
  36             $rcptaddress = $emailaddress;
  37         }
  38
  39         if (($pos = strpos($rcptaddress, '?')) !== false) {
  40             $a = substr($rcptaddress, $pos + 1);
  41             $rcptaddress = substr($rcptaddress, 0, $pos);
  42             $a = explode('=', $a, 2);
  43             if (isset($a[1])) {
  44                 $name = urldecode($a[0]);
  45                 $val = urldecode($a[1]);
  46                 global $$name;
  47                 $$naame = $val;
  48             }
  49         }
  50
  51         /* At this point, we have parsed a lot of the mailto stuff. */
  52         /*   Let's do the rest -- CC, BCC, Subject, Body            */
  53         /*   Note:  They can all be case insensitive                */
  54         foreach ($GLOBALS as $k => $v) {
  55             $key = strtolower($k);
  56             $value = urlencode($v);
  57             if ($key == 'cc') {
  58                 $rcptaddress .= '&send_to_cc=' . $value;
  59             } else if ($key == 'bcc') {
  60                 $rcptaddress .= '&send_to_bcc=' . $value;
  61             } else if ($key == 'subject') {
  62                 $rcptaddress .= '&subject=' . $value;
  63             } else if ($key == 'body') {
  64                 $rcptaddress .= '&body=' . $value;
  65             }
  66         }
  67
  68         /* Double-encode in this fashion to get past redirect.php properly. */
  69         $rcptaddress = urlencode($rcptaddress);
  70     }
  71
  72
  73
  74     require_once('../functions/strings.php');
  75     require_once('../config/config.php');
  76     require_once('../functions/i18n.php');
  77     require_once('../functions/plugin.php');
  78     require_once('../functions/constants.php');
  79     require_once('../functions/page_header.php');
  80
  81     /*
  82      * $squirrelmail_language is set by a cookie when the user selects
  83      * language and logs out
  84      */
  85     set_up_language($squirrelmail_language, true);
  86
  87     /* Need the base URI to set the cookies. (Same code as in webmail.php). */
  88     ereg ("(^.*/)[^/]+/[^/]+$", $PHP_SELF, $regs);
  89     $base_uri = $regs[1];
  90     @session_destroy();
  91
  92     /*
  93      * In case the last session was not terminated properly, make sure
  94      * we get a new one.
  95      */
  96     $cookie_params = session_get_cookie_params();
  97     setcookie(session_name(),'',0,$cookie_params['path'].$cookie_params['domain']);
  98     setcookie('username', '', 0, $base_uri);
  99     setcookie('key', '', 0, $base_uri);
 100     header ('Pragma: no-cache');
 101
 102     do_hook('login_cookie');
 103
 104     /* Output the javascript onload function. */
 105     displayHtmlHeader( "$org_name - " . _("Login"),
 106                  "<SCRIPT LANGUAGE=\"JavaScript\">\n" .
 107                  "<!--\n".
 108                  "  function squirrelmail_loginpage_onload() {\n".
 109                  "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
 110                  "    document.forms[0].elements[0].focus();\n".
 111                  "  }\n".
 112                  "// -->\n".
 113                  "</script>\n", FALSE );
 114
 115     /* Set the title of this page. */
 116     echo "<BODY TEXT=#000000 BGCOLOR=#FFFFFF LINK=#0000CC VLINK=#0000CC ALINK=#0000CC onLoad='squirrelmail_loginpage_onload();'>\n".
 117          "<FORM ACTION=\"redirect.php\" METHOD=\"POST\" NAME=f>\n";
 118
 119     $username_form_name = 'login_username';
 120     $password_form_name = 'secretkey';
 121     do_hook('login_top');
 122
 123     $loginname_value = (isset($loginname) ? htmlspecialchars($loginname) : '');
 124
 125     echo "<CENTER>".
 126          "  <IMG SRC=\"$org_logo\"><BR>\n".
 127          ( $hide_sm_attributions ? '' :
 128            '<SMALL>' . sprintf (_("SquirrelMail version %s"), $version) . "<BR>\n".
 129            '  ' . _("By the SquirrelMail Development Team") . "<BR></SMALL>\n" ) .
 130          "</CENTER>\n".
 131
 132          "<CENTER>\n".
 133          "<TABLE COLS=1 WIDTH=350>\n".
 134          "   <TR><TD BGCOLOR=#DCDCDC>\n".
 135          '      <B><CENTER>' . sprintf (_("%s Login"), $org_name) . "</CENTER></B>\n".
 136          "   </TD></TR>".
 137          "   <TR><TD BGCOLOR=\"#FFFFFF\"><TABLE COLS=2 WIDTH=\"100%\">\n".
 138          "      <TR>\n".
 139          '         <TD WIDTH=30% ALIGN=right>' . _("Name:") . "</TD>\n".
 140          "         <TD WIDTH=* ALIGN=left>\n".
 141          "            <INPUT TYPE=TEXT NAME=\"$username_form_name\" VALUE=\"$loginname_value\">\n".
 142          "         </TD>\n".
 143          "      </TR>\n".
 144          "      <TR>\n".
 145          '         <TD WIDTH="30%" ALIGN=right>' . _("Password:") . "</TD>\n".
 146          "         <TD WIDTH=* ALIGN=left>\n".
 147          "            <INPUT TYPE=PASSWORD NAME=\"$password_form_name\">\n".
 148          "            <INPUT TYPE=HIDDEN NAME=\"js_autodetect_results\" VALUE=\"" . SMPREF_JS_OFF . "\">\n".
 149          "            <INPUT TYPE=HIDDEN NAME=\"just_logged_in\" value=1>\n";
 150     if ($rcptaddress != '') {
 151         echo "         <INPUT TYPE=HIDDEN NAME=\"rcptemail\" VALUE=\"".htmlspecialchars($rcptaddress)."\">\n";
 152     }
 153     echo "         </TD>\n".
 154          "      </TR>\n".
 155          "   </TABLE></TD></TR>\n".
 156          "   <TR><TD>\n".
 157          '      <CENTER><INPUT TYPE=SUBMIT VALUE="' . _("Login") . "\"></CENTER>\n".
 158          "   </TD></TR>\n".
 159          "</TABLE>\n".
 160          "</CENTER>\n";
 161
 162     do_hook('login_form');
 163     echo "</FORM>\n";
 164
 165     do_hook('login_bottom');
 166     echo "</BODY>\n".
 167          "</HTML>\n";
 168 ?>