inc/modules/admin.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 08/31/2003 *
   4  * ===============                              Last change: 07/02/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : admin.php                                        *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Administration module                            *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Administrationsmodul                             *
  12  * -------------------------------------------------------------------- *
  13  *                                                                      *
  14  * -------------------------------------------------------------------- *
  15  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  16  * For more information visit: http://www.mxchange.org                  *
  17  *                                                                      *
  18  * This program is free software; you can redistribute it and/or modify *
  19  * it under the terms of the GNU General Public License as published by *
  20  * the Free Software Foundation; either version 2 of the License, or    *
  21  * (at your option) any later version.                                  *
  22  *                                                                      *
  23  * This program is distributed in the hope that it will be useful,      *
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  26  * GNU General Public License for more details.                         *
  27  *                                                                      *
  28  * You should have received a copy of the GNU General Public License    *
  29  * along with this program; if not, write to the Free Software          *
  30  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  31  * MA  02110-1301  USA                                                  *
  32  ************************************************************************/
  33
  34 // Some security stuff...
  35 if (ereg(basename(__FILE__), $_SERVER['PHP_SELF'])) {
  36         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  37         require($INC);
  38 }
  39
  40 // Login is default
  41 if ((empty($GLOBALS['action'])) && ($check == "admin_only")) {
  42         // Redirect to right URL
  43         LOAD_URL("modules.php?module=admin&amp;action=login");
  44 }
  45
  46 // Load include file
  47 require_once(PATH."inc/modules/admin/admin-inc.php");
  48
  49 // Fix "deleted" cookies in PHP4 (PHP5 does remove them, PHP4 sets them to deleted!)
  50 FIX_DELETED_COOKIES(array('admin_login', 'admin_md5', 'admin_last', 'admin_to'));
  51
  52 // Is the logout empty?
  53 if (empty($_GET['logout'])) $_GET['logout'] = "";
  54
  55 if (!isBooleanConstantAndTrue('admin_registered')) {
  56         // Admin is not registered so we have to inform the user
  57         if ((isset($_POST['ok'])) && ((empty($_POST['login'])) || (empty($_POST['pass'])) || (strlen($_POST['pass']) < 4))) $_POST['ok'] = "***";
  58         if ((isset($_POST['ok'])) && ($_POST['ok'] != "***")) {
  59                 // Hash the password with our new generateHash() function
  60                 $hashedPass = generateHash($_POST['pass']);
  61
  62                 // If the password has not been hashed we have to fall-back to md5()
  63                 if ($hashedPass == $_POST['pass']) $hashedPass = md5($hashedPass);
  64
  65                 // Do registration
  66                 $ret = REGISTER_ADMIN($_POST['login'], $hashedPass);
  67                 switch ($ret)
  68                 {
  69                 case "done":
  70                         admin_WriteData(PATH."inc/config.php", "ADMIN-SETUP", "define ('admin_registered', ", ");", "true", 0);
  71                         if (!_FATAL) {
  72                                 // Registering is done
  73                                 LOAD_URL(URL."/modules.php?module=admin&amp;action=login&register=done");
  74                         } else {
  75                                 $ret = ADMIN_CANNOT_COMPLETE;
  76                         }
  77                         break;
  78
  79                 case "failed":
  80                         $ret = ADMIN_REGISTER_FAILED;
  81                         break;
  82
  83                 case "already":
  84                 default:
  85                         if ($ret == "already") {
  86                                 // Admin does already exists!
  87                                 $ret = ADMIN_LOGIN_ALREADY_REG;
  88                         } else {
  89                                 // Any other kind
  90                                 $ret = "done";
  91                         }
  92                         if (!isBooleanConstantAndTrue('admin_registered')) {
  93                                 // Write to config that registration is done
  94                                 admin_WriteData(PATH."inc/config.php", "ADMIN-SETUP", "define ('admin_registered', ", ");", "true", 0);
  95
  96                                 // Load URL for login
  97                                 $URL = URL."/modules.php?module=admin&amp;action=login";
  98                                 LOAD_URL($URL);
  99                         }
 100                         break;
 101                 }
 102         }
 103         if ($ret != "done") {
 104                 // Fixes another "Notice"
 105                 if (!empty($_POST['login'])) {
 106                         define('__LOGIN_VALUE', $_POST['login']);
 107                 } else {
 108                         define('__LOGIN_VALUE', "");
 109                 }
 110
 111                 // Yet-another "Notice" fix
 112                 if ((!empty($_POST['ok'])) && ($_POST['ok'] == "***")) {
 113                         // No login entered?
 114                         if (empty($_POST['login'])) $MSG1 = ADMIN_NO_LOGIN;
 115
 116                         // An error comes back from registration?
 117                         if (!empty($ret)) $MSG1 = $ret;
 118
 119                         // No password entered?
 120                         if (empty($_POST['pass'])) $MSG2 = ADMIN_NO_PASS;
 121
 122                         // Or password too short?
 123                         if (strlen($_POST['pass']) < 4) $MSG2 = ADMIN_SHORT_PASS;
 124
 125                         // Output error messages
 126                         define('__MSG_LOGIN', LOAD_TEMPLATE("admin_login_msg", true, $MSG1));
 127                         define('__MSG_PASS',  LOAD_TEMPLATE("admin_login_msg", true, $MSG2));
 128
 129                         // Reset variables
 130                         $MSG1 = ""; $MSG2 = "";
 131                 } else {
 132                         // Reset values to nothing
 133                         define('__MSG_LOGIN', "");
 134                         define('__MSG_PASS' , "");
 135                 }
 136
 137                 // Load register template
 138                 LOAD_TEMPLATE("admin_reg_form");
 139         }
 140 } elseif ((!isSessionVariableSet('admin_login')) || (!isSessionVariableSet('admin_md5')) || (!isSessionVariableSet('admin_last')) || (!isSessionVariableSet('admin_to')) || ((get_session('admin_last') + bigintval(get_session('admin_to')) * 3600 * 24) < time())) {
 141         // At leat one administrator account was created
 142         if ((isSessionVariableSet('admin_login')) && (isSessionVariableSet('admin_md5')) && (isSessionVariableSet('admin_last')) && (isSessionVariableSet('admin_to'))) {
 143                 // Timeout for last login, we have to logout first!
 144                 $URL = URL."/modules.php?module=admin&amp;action=login&amp;logout=1";
 145                 LOAD_URL($URL);
 146         }
 147         if (!empty($_GET['register'])) {
 148                 // Registration of first admin is done
 149                 if ($_GET['register'] == "done") OUTPUT_HTML("<STRONG class=\"admin\">".ADMIN_REGISTER_DONE."</STRONG>");
 150         }
 151
 152         // Check if the admin has submitted data or not
 153         $ret = "";
 154         if ((isset($_POST['ok'])) && ((empty($_POST['login'])) || (empty($_POST['pass'])) || (strlen($_POST['pass']) < 4))) $_POST['ok'] = "***";
 155         if ((isset($_POST['ok'])) && ($_POST['ok'] != "***")) {
 156                 // All required data was entered so we check his account
 157                 $ret = CHECK_ADMIN_LOGIN($_POST['login'], $_POST['pass']);
 158                 switch ($ret)
 159                 {
 160                 case "done": // Admin and password are okay, so we log in now
 161                         // Try to register the session variables
 162                         if ((set_session("admin_md5", generatePassString(generateHash($_POST['pass'], __SALT)))) && (set_session("admin_login", $_POST['login'])) && (set_session("admin_last", time())) && (set_session("admin_to", $_POST['timeout']))) {
 163                                 // Construct URL and redirect
 164                                 $URL = URL."/modules.php?module=admin&amp;";
 165
 166                                 // Rewrite overview module
 167                                 if ($GLOBALS['what'] == "overview") {
 168                                         $GLOBALS['action'] = GET_ACTION($GLOBALS['module'], $GLOBALS['what']);
 169                                 }
 170
 171                                 // Add data to URL
 172                                 if (!empty($GLOBALS['what'])) $URL .= "what=".$GLOBALS['what'];
 173                                  elseif (!empty($GLOBALS['action'])) $URL .= "action=".$GLOBALS['action'];
 174                                  elseif (!empty($_GET['area'])) $URL .= "area=".$_GET['area'];
 175
 176                                 // Load URL
 177                                 LOAD_URL($URL);
 178                         } else {
 179                                 OUTPUT_HTML("<STRONG class=\"admin_fatal\">".ADMIN_LOGIN_FAILED."</STRONG>");
 180                                 ADD_FATAL(CANNOT_REGISTER_SESS);
 181                         }
 182                         break;
 183
 184                 case "404": // Administrator login not found
 185                         $_POST['ok'] = $ret;
 186                         $ret = ADMIN_NOT_FOUND;
 187                         break;
 188
 189                 case "pass": // Wrong password
 190                         $_POST['ok'] = $ret;
 191                         $ret = WRONG_PASS;
 192                         break;
 193                 }
 194         }
 195         if ($ret != "done") {
 196                 if (!empty($_POST['login'])) {
 197                         define('__LOGIN_VALUE', $_POST['login']);
 198                 } else {
 199                         define('__LOGIN_VALUE', "");
 200                 }
 201
 202                 if (isset($_POST['ok'])) {
 203                         // Set messages to zero
 204
 205                         $MSG1 = ""; $MSG2 = "";
 206                         // No login entered?
 207                         if (empty($_POST['login'])) $MSG1 = ADMIN_NO_LOGIN;
 208
 209                         // An error comes back from login?
 210                         if ((!empty($ret)) && ($_POST['ok'] == "404")) $MSG1 = $ret;
 211
 212                         // No password entered?
 213                         if (empty($_POST['pass'])) $MSG2 = ADMIN_NO_PASS;
 214
 215                         // Or password too short?
 216                         if (strlen($_POST['pass']) < 4) $MSG2 = ADMIN_SHORT_PASS;
 217
 218                         // An error comes back from login?
 219                         if ((!empty($ret)) && ($_POST['ok'] == "pass")) $MSG2 = $ret;
 220
 221                         // Load message template
 222                         define('__MSG_LOGIN', LOAD_TEMPLATE("admin_login_msg", true, $MSG1));
 223                         define('__MSG_PASS' , LOAD_TEMPLATE("admin_login_msg", true, $MSG2));
 224
 225                         // Reset variables
 226                         $MSG1 = ""; $MSG2 = "";
 227                 } else {
 228                         // Set constants to empty for hiding them
 229                         define('__MSG_LOGIN', "");
 230                         define('__MSG_PASS' , "");
 231                 }
 232
 233                 // Load login form
 234                 if (!empty($GLOBALS['what'])) {
 235                         // Restore old what value
 236                         $content = array('target' => "what", 'value' => $GLOBALS['what']);
 237                 } elseif (!empty($GLOBALS['action'])) {
 238                         if ($GLOBALS['action'] != "logout") {
 239                                 // Restore old action value
 240                                 $content = array('target' => "action", 'value' => $GLOBALS['action']);
 241                         } else {
 242                                 // Set default values
 243                                 $content = array('target' => "action", 'value' => "login");
 244                         }
 245                 } elseif (!empty($_GET['area'])) {
 246                         // Restore old area value
 247                         $content = array('target' => "area", 'value' => $_GET['area']);
 248                 } else {
 249                         // Set default values
 250                         $content = array('target' => "action", 'value' => "login");
 251                 }
 252
 253                 // Load login form template
 254                 LOAD_TEMPLATE("admin_login_form", false, $content);
 255         }
 256 } elseif ($_GET['logout'] == "1") {
 257         // Only try to remove cookies
 258         if (set_session("admin_login", "") && set_session("admin_md5", "") && set_session("admin_last", "") && set_session("admin_to", "")) {
 259                 // Also remove array elements
 260                 set_session('admin_login'       , "");
 261                 set_session('admin_md5'         , "");
 262                 set_session('admin_last'        , "");
 263                 set_session('admin_to'          , "");
 264
 265                 // Destroy session
 266                 @session_destroy();
 267
 268                 // Load logout template
 269                 LOAD_TEMPLATE("admin_logout");
 270         } else {
 271                 // Something went wrong here...
 272                 OUTPUT_HTML("<STRONG class=\"admin_fatal\">".ADMIN_LOGOUT_FAILED."</STRONG>");
 273
 274                 // Add fatal message
 275                 ADD_FATAL(CANNOT_UNREG_SESS);
 276         }
 277 } else {
 278         // Maybe an Admin want's to login?
 279         $ret = CHECK_ADMIN_COOKIES(SQL_ESCAPE(get_session('admin_login')), SQL_ESCAPE(get_session('admin_md5')));
 280         switch ($ret) {
 281         case "done":
 282                 // Cookie-Data accepted
 283                 if ((set_session("admin_md5", SQL_ESCAPE(get_session('admin_md5')))) && (set_session("admin_login", SQL_ESCAPE(get_session('admin_login')))) && (set_session("admin_last", time())) && (set_session("admin_to", bigintval(get_session('admin_to'))))) {
 284                         // Ok, Cookie-Update done
 285                         if ((EXT_IS_ACTIVE("admins")) && (GET_EXT_VERSION("admins") > "0.2")) {
 286                                 // Check if action GET variable was set
 287                                 $act = SQL_ESCAPE($GLOBALS['action']);
 288                                 if (!empty($GLOBALS['what'])) {
 289                                         // Get action value by what-value
 290                                         $act = GET_ACTION("admin", $GLOBALS['what']);
 291                                 }
 292
 293                                 // Check for access control line of current menu entry
 294                                 define('__ACL_ALLOW', ADMINS_CHECK_ACL($act, $GLOBALS['what']));
 295                         } else {
 296                                 // Extension not installed so it's always allowed to access everywhere!
 297                                 define('__ACL_ALLOW', true);
 298                         }
 299
 300                         // When type of admin menu is not set fallback to old menu system
 301                         if (empty($_CONFIG['admin_menu'])) $_CONFIG['admin_menu'] = "OLD";
 302
 303                         // Check for version and switch between old menu system and new "intelligent menu system"
 304                         if ((ADMIN_CHECK_MENU_MODE() == "NEW") && (file_exists(PATH."inc/modules/admin/la_sys-inc.php"))) {
 305                                 // Default area is the entrance, of course
 306                                 $area = "entrance";
 307
 308                                 // Check for similar URL variable
 309                                 if (!empty($_GET['area'])) $area = $_GET['area'];
 310
 311                                 // Load "logical-area menu-system" file
 312                                 require_once(PATH."inc/modules/admin/la_sys-inc.php");
 313
 314                                 // Create new-style menu system will "logical areas"
 315                                 ADMIN_LOGICAL_AREA_SYSTEM($area, $act, $GLOBALS['what']);
 316                         } else {
 317                                 // This little call constructs the whole default old and lacky menu system
 318                                 // on left side
 319                                 ADMIN_DO_ACTION($GLOBALS['what']);
 320                         }
 321                 } else {
 322                         // Login failed (cookies enabled?)
 323                         OUTPUT_HTML("<STRONG class=\"admin_fatal\">".ADMIN_LOGIN_FAILED."</STRONG>");
 324                         ADD_FATAL(CANNOT_RE_REGISTER_SESS);
 325                 }
 326                 break;
 327
 328         case "404": // Administrator login not found
 329                 $_POST['ok'] = $ret;
 330                 ADD_FATAL(ADMIN_NOT_FOUND);
 331                 break;
 332
 333         case "pass": // Wrong password
 334                 $_POST['ok'] = $ret;
 335                 ADD_FATAL(WRONG_PASS);
 336                 break;
 337         }
 338 }
 339
 340 if (isBooleanConstantAndTrue('admin_registered'))
 341 {
 342         // Check config.php and inc directory for right access rights
 343         if (is_INCWritable("config"))     ADD_FATAL(FATAL_CONFIG_WRITABLE);
 344         if (is_INCWritable("dummy"))      ADD_FATAL(FATAL_INC_WRITABLE);
 345 }
 346 //
 347 ?>