inc/modules/guest/what-login.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 10/14/2003 *
   4  * ===============                              Last change: 04/28/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : what-login.php                                   *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Login area (redirects to the real login module)  *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Loginbereich (leitet an das richtige Lgin-Modul  *
  12  *                     weiter)                                          *
  13  * -------------------------------------------------------------------- *
  14  *                                                                      *
  15  * -------------------------------------------------------------------- *
  16  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  17  * For more information visit: http://www.mxchange.org                  *
  18  *                                                                      *
  19  * This program is free software; you can redistribute it and/or modify *
  20  * it under the terms of the GNU General Public License as published by *
  21  * the Free Software Foundation; either version 2 of the License, or    *
  22  * (at your option) any later version.                                  *
  23  *                                                                      *
  24  * This program is distributed in the hope that it will be useful,      *
  25  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  26  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  27  * GNU General Public License for more details.                         *
  28  *                                                                      *
  29  * You should have received a copy of the GNU General Public License    *
  30  * along with this program; if not, write to the Free Software          *
  31  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  32  * MA  02110-1301  USA                                                  *
  33  ************************************************************************/
  34
  35 // Some security stuff...
  36 if (!defined('__SECURITY')) {
  37         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  38         require($INC);
  39 } elseif ((!EXT_IS_ACTIVE("user")) && (!IS_ADMIN())) {
  40         ADD_FATAL(EXTENSION_PROBLEM_EXT_INACTIVE, "user");
  41         return;
  42 }
  43
  44 // Add description as navigation point
  45 ADD_DESCR("guest", __FILE__);
  46
  47 global $DATA, $ERROR;
  48
  49 // Initialize variables
  50 $ERROR = 0;
  51 $probe_nickname = false;
  52 $uid = false;
  53 $hash = "";
  54 $URL = "";
  55 $ADD = "";
  56
  57 // Already logged in?
  58 if ((!empty($GLOBALS['userid'])) && (isSessionVariableSet('u_hash'))) {
  59         // Maybe, then continue with it
  60         $uid = $GLOBALS['userid'];
  61 } elseif ((!empty($_POST['id'])) && (!empty($_POST['password'])) && (isset($_POST['ok']))) {
  62         // Set userid and crypt password when login data was submitted
  63         if ((EXT_IS_ACTIVE("nickname")) && (NICKNAME_PROBE_ON_USERID($_POST['id']))) {
  64                 // Nickname entered
  65                 $uid = SQL_ESCAPE($_POST['id']);
  66         } else {
  67                 // Direct userid entered
  68                 $uid  = bigintval($_POST['id']);
  69         }
  70 } elseif (!empty($_POST['new_pass'])) {
  71         // New password requested
  72         $uid = 0;
  73         if (!empty($_POST['id'])) $uid = $_POST['id'];
  74 } else {
  75         // Not logged in
  76         $uid = 0; $hash = "";
  77 }
  78
  79 // Set unset variables
  80 if (empty($_POST['new_pass'])) $_POST['new_pass'] = "";
  81 if (empty($_GET['login']))     $_GET['login']     = "";
  82
  83 if (IS_MEMBER()) {
  84         // Login immidiately...
  85         $URL = "modules.php?module=login";
  86 } elseif ((isset($_POST['ok'])) && ("".$uid."" != "".$_POST['id']."")) {
  87         // Invalid input (no nickname extension installed but nickname entered)
  88         $ERROR = CODE_EXTENSION_PROBLEM;
  89 } elseif (isset($_POST['ok'])) {
  90         // Try the login (see inc/libs/user_functions.php)
  91         $URL = USER_DO_LOGIN($_POST['id'], $_POST['password']);
  92 } elseif ((!empty($_POST['new_pass'])) && (isset($uid))) {
  93         // Try the userid/email lookup (see inc/libs/user_functions.php)
  94         $ERROR = USER_DO_NEW_PASSWORD($_POST['email'], $uid);
  95 }
  96
  97 // Login problems?
  98 if (!empty($_GET['login'])) {
  99         // Use code from URL
 100         $ERROR = SQL_ESCAPE($_GET['login']);
 101 } // END  - if
 102
 103 // Login problems?
 104 if (!empty($ERROR)) {
 105         // Ok, which one now?
 106         $MSG = "<tr>
 107   <td width=\"10\" class=\"seperator\">&nbsp;</td>
 108   <td colspan=\"7\" align=\"center\">
 109     <span class=\"guest_failed\">";
 110
 111         switch ($ERROR) {
 112                 case CODE_WRONG_PASS:
 113                         $MSG .= LOGIN_WRONG_PASS;
 114                         break;
 115
 116                 case CODE_WRONG_ID:
 117                         $MSG .= LOGIN_WRONG_ID;
 118                         break;
 119
 120                 case CODE_ID_LOCKED:
 121                         $MSG .= LOGIN_ID_LOCKED;
 122                         break;
 123
 124                 case CODE_ID_UNCONFIRMED:
 125                         $MSG .= LOGIN_ID_UNCONFIRMED;
 126                         break;
 127
 128                 case CODE_NO_COOKIES:
 129                         $MSG .= LOGIN_NO_COOKIES;
 130                         break;
 131
 132                 case CODE_EXTENSION_PROBLEM:
 133                         if (IS_ADMIN()) {
 134                                 $MSG .= sprintf(EXTENSION_PROBLEM_NOT_INSTALLED, "nickname");
 135                         } else {
 136                                 $MSG .= LOGIN_WRONG_ID;
 137                         }
 138                         break;
 139
 140                 default:
 141                         DEBUG_LOG(__FILE__, __LINE__, sprintf("Unhandled error code %s detected.", $ERROR));
 142                         $MSG .= LOGIN_WRONG_ID;
 143                         break;
 144                 }
 145                 $MSG .= "</span>
 146   </td>
 147   <td width=\"10\" class=\"seperator\">&nbsp;</td>
 148 </tr>\n";
 149                 define('LOGIN_FAILURE_MSG', $MSG);
 150 } else {
 151         // No problems, no output
 152         define('LOGIN_FAILURE_MSG', "");
 153 }
 154
 155 // Display login form with resend-password form
 156 if (EXT_IS_ACTIVE("nickname")) {
 157         LOAD_TEMPLATE("guest_nickname_login");
 158 } else {
 159         LOAD_TEMPLATE("guest_login");
 160 }
 161
 162 // Was an URL constructed?
 163 if (!empty($URL)) {
 164         // URL was constructed
 165         global $FATAL;
 166         if (!empty($FATAL[0])) {
 167                 // Fatal errors!
 168                 require_once(PATH."inc/fatal_errors.php");
 169         } else {
 170                 // Load URL
 171                 LOAD_URL($URL);
 172         }
 173 } // END - if
 174
 175 //
 176 ?>