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 (!defined('__SECURITY')) {
  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 if (!defined('admin_registered')) {
  53         // Admin is not registered so we have to inform the user
  54         if ((isset($_POST['ok'])) && ((empty($_POST['login'])) || (empty($_POST['pass'])) || (strlen($_POST['pass']) < 4))) $_POST['ok'] = "***";
  55         if ((isset($_POST['ok'])) && ($_POST['ok'] != "***")) {
  56                 // Hash the password with the old function because we are here in install mode
  57                 $hashedPass = md5($_POST['pass']);
  58
  59                 // Kill maybe existing session variables
  60                 set_session('admin_login'       , "");
  61                 set_session('admin_md5'         , "");
  62                 set_session('admin_last'        , "");
  63                 set_session('admin_to'          , "");
  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
  93                         if (!defined('admin_registered')) {
  94                                 // Write to config that registration is done
  95                                 admin_WriteData(PATH."inc/config.php", "ADMIN-SETUP", "define('admin_registered', ", ");", "true", 0);
  96
  97                                 // Load URL for login
  98                                 $URL = URL."/modules.php?module=admin&amp;action=login";
  99                                 LOAD_URL($URL);
 100                         }
 101                         break;
 102                 }
 103         }
 104
 105         // Whas that action okay?
 106         if ($ret != "done") {
 107                 // Fixes another "Notice"
 108                 if (!empty($_POST['login'])) {
 109                         define('__LOGIN_VALUE', $_POST['login']);
 110                 } else {
 111                         define('__LOGIN_VALUE', "");
 112                 }
 113
 114                 // Yet-another "Notice" fix
 115                 if ((!empty($_POST['ok'])) && ($_POST['ok'] == "***")) {
 116                         // No login entered?
 117                         if (empty($_POST['login'])) $MSG1 = ADMIN_NO_LOGIN;
 118
 119                         // An error comes back from registration?
 120                         if (!empty($ret)) $MSG1 = $ret;
 121
 122                         // No password entered?
 123                         if (empty($_POST['pass'])) $MSG2 = ADMIN_NO_PASS;
 124
 125                         // Or password too short?
 126                         if (strlen($_POST['pass']) < 4) $MSG2 = ADMIN_SHORT_PASS;
 127
 128                         // Output error messages
 129                         define('__MSG_LOGIN', LOAD_TEMPLATE("admin_login_msg", true, $MSG1));
 130                         define('__MSG_PASS',  LOAD_TEMPLATE("admin_login_msg", true, $MSG2));
 131
 132                         // Reset variables
 133                         $MSG1 = ""; $MSG2 = "";
 134                 } else {
 135                         // Reset values to nothing
 136                         define('__MSG_LOGIN', "");
 137                         define('__MSG_PASS' , "");
 138                 }
 139
 140                 // Load register template
 141                 LOAD_TEMPLATE("admin_reg_form");
 142         }
 143 } elseif (isset($_GET['reset_pass'])) {
 144         // Is the form submitted?
 145         if ((isset($_POST['send_link'])) && (!empty($_POST['email']))) {
 146                 // Try to send the link out
 147                 $OUT = ADMIN_SEND_PASSWORD_RESET_LINK($_POST['email']);
 148
 149                 // Output result
 150                 LOAD_TEMPLATE("admin_settings_saved", false, $OUT);
 151         } elseif (!empty($_GET['hash'])) {
 152                 // Output form for hash validation
 153                 LOAD_TEMPLATE("admin_validate_reset_hash_form", false, $_GET['hash']);
 154         } elseif ((isset($_POST['validate_hash'])) && (!empty($_POST['login'])) && (!empty($_POST['hash']))) {
 155                 // Validate the login data and hash
 156                 $valid = ADMIN_VALIDATE_RESET_LINK_HASH_LOGIN($_POST['hash'], $_POST['login']);
 157
 158                 // Valid?
 159                 if ($valid) {
 160                         // Prepare content first
 161                         $content = array(
 162                                 'hash'  => SQL_ESCAPE($_POST['hash']),
 163                                 'login' => SQL_ESCAPE($_POST['login'])
 164                         );
 165
 166                         // Validation okay so display form for final password change
 167                         LOAD_TEMPLATE("admin_reset_password_form", false, $content);
 168                 } else {
 169                         // Cannot validate the login data and hash
 170                         LOAD_TEMPLATE("admin_settings_saved", false, ADMIN_VALIDATION_RESET_LOGIN_HASH_FAILED);
 171                 }
 172         } elseif ((isset($_POST['reset_pass'])) && (!empty($_POST['hash'])) && (!empty($_POST['login'])) && (!empty($_POST['pass1'])) && ($_POST['pass1'] == $_POST['pass2'])) {
 173                 // Okay, we shall the admin password here. So first revalidate the hash
 174                 if (ADMIN_VALIDATE_RESET_LINK_HASH_LOGIN($_POST['hash'], $_POST['login'])) {
 175                         // Set the password now
 176                         $OUT = ADMIN_RESET_PASSWORD($_POST['login'], $_POST['pass1']);
 177
 178                         // Output result
 179                         LOAD_TEMPLATE("admin_reset_pass_done", false, $OUT);
 180                 } else {
 181                         // Validation failed
 182                         LOAD_TEMPLATE("admin_settings_saved", false, ADMIN_VALIDATION_RESET_LOGIN_HASH_FAILED2);
 183                 }
 184         } else {
 185                 // Output reset password form
 186                 LOAD_TEMPLATE("admin_send_reset_link");
 187         }
 188 } 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())) {
 189         // At leat one administrator account was created
 190         if ((isSessionVariableSet('admin_login')) && (isSessionVariableSet('admin_md5')) && (isSessionVariableSet('admin_last')) && (isSessionVariableSet('admin_to'))) {
 191                 // Timeout for last login, we have to logout first!
 192                 $URL = URL."/modules.php?module=admin&amp;action=login&amp;logout=1";
 193                 LOAD_URL($URL);
 194         }
 195         if (!empty($_GET['register'])) {
 196                 // Registration of first admin is done
 197                 if ($_GET['register'] == "done") OUTPUT_HTML("<STRONG class=\"admin\">".ADMIN_REGISTER_DONE."</STRONG>");
 198         } // END - if
 199
 200         // Check if the admin has submitted data or not
 201         $ret = "";
 202         if ((isset($_POST['ok'])) && ((empty($_POST['login'])) || (empty($_POST['pass'])) || (strlen($_POST['pass']) < 4))) $_POST['ok'] = "***";
 203         if ((isset($_POST['ok'])) && ($_POST['ok'] != "***")) {
 204                 // All required data was entered so we check his account
 205                 $ret = CHECK_ADMIN_LOGIN($_POST['login'], $_POST['pass']);
 206                 switch ($ret)
 207                 {
 208                 case "done": // Admin and password are okay, so we log in now
 209                         // Construct URL and redirect
 210                         $URL = URL."/modules.php?module=admin&amp;";
 211
 212                         // Rewrite overview module
 213                         if ($GLOBALS['what'] == "overview") {
 214                                 $GLOBALS['action'] = GET_ACTION($GLOBALS['module'], $GLOBALS['what']);
 215                         }
 216
 217                         // Add data to URL
 218                         if (!empty($GLOBALS['what'])) $URL .= "what=".$GLOBALS['what'];
 219                          elseif (!empty($GLOBALS['action'])) $URL .= "action=".$GLOBALS['action'];
 220                          elseif (!empty($_GET['area'])) $URL .= "area=".$_GET['area'];
 221
 222                         // Load URL
 223                         LOAD_URL($URL);
 224                         break;
 225
 226                 case "404": // Administrator login not found
 227                         $_POST['ok'] = $ret;
 228                         $ret = ADMIN_NOT_FOUND;
 229                         break;
 230
 231                 case "pass": // Wrong password
 232                         $_POST['ok'] = $ret;
 233                         $ret = WRONG_PASS." [<A href=\"".URL."/modules.php?module=admin&amp;reset_pass=1\">".ADMIN_RESET_PASS."</A>]\n";
 234                         break;
 235                 }
 236         }
 237         if ($ret != "done") {
 238                 if (!empty($_POST['login'])) {
 239                         define('__LOGIN_VALUE', $_POST['login']);
 240                 } else {
 241                         define('__LOGIN_VALUE', "");
 242                 }
 243
 244                 if (isset($_POST['ok'])) {
 245                         // Set messages to zero
 246
 247                         $MSG1 = ""; $MSG2 = "";
 248                         // No login entered?
 249                         if (empty($_POST['login'])) $MSG1 = ADMIN_NO_LOGIN;
 250
 251                         // An error comes back from login?
 252                         if ((!empty($ret)) && ($_POST['ok'] == "404")) $MSG1 = $ret;
 253
 254                         // No password entered?
 255                         if (empty($_POST['pass'])) $MSG2 = ADMIN_NO_PASS;
 256
 257                         // Or password too short?
 258                         if (strlen($_POST['pass']) < 4) $MSG2 = ADMIN_SHORT_PASS;
 259
 260                         // An error comes back from login?
 261                         if ((!empty($ret)) && ($_POST['ok'] == "pass")) $MSG2 = $ret;
 262
 263                         // Load message template
 264                         define('__MSG_LOGIN', LOAD_TEMPLATE("admin_login_msg", true, $MSG1));
 265                         define('__MSG_PASS' , LOAD_TEMPLATE("admin_login_msg", true, $MSG2));
 266
 267                         // Reset variables
 268                         $MSG1 = ""; $MSG2 = "";
 269                 } else {
 270                         // Set constants to empty for hiding them
 271                         define('__MSG_LOGIN', "");
 272                         define('__MSG_PASS' , "");
 273                 }
 274
 275                 // Load login form
 276                 if (!empty($GLOBALS['what'])) {
 277                         // Restore old what value
 278                         $content = array('target' => "what", 'value' => $GLOBALS['what']);
 279                 } elseif (!empty($GLOBALS['action'])) {
 280                         if ($GLOBALS['action'] != "logout") {
 281                                 // Restore old action value
 282                                 $content = array('target' => "action", 'value' => $GLOBALS['action']);
 283                         } else {
 284                                 // Set default values
 285                                 $content = array('target' => "action", 'value' => "login");
 286                         }
 287                 } elseif (!empty($_GET['area'])) {
 288                         // Restore old area value
 289                         $content = array('target' => "area", 'value' => $_GET['area']);
 290                 } else {
 291                         // Set default values
 292                         $content = array('target' => "action", 'value' => "login");
 293                 }
 294
 295                 // Load login form template
 296                 LOAD_TEMPLATE("admin_login_form", false, $content);
 297         }
 298 } elseif (isset($_GET['logout'])) {
 299         // Only try to remove cookies
 300         if (set_session("admin_login", "") && set_session("admin_md5", "") && set_session("admin_last", "") && set_session("admin_to", "")) {
 301                 // Also remove array elements
 302                 set_session('admin_login', "");
 303                 set_session('admin_md5'  , "");
 304                 set_session('admin_last' , "");
 305                 set_session('admin_to'   , "");
 306
 307                 // Destroy session
 308                 @session_destroy();
 309
 310                 // Load logout template
 311                 if (isset($_GET['register'])) {
 312                         // Secure input
 313                         $register = SQL_ESCAPE($_GET['register']);
 314
 315                         // Special logout redirect for installation of given extension
 316                         LOAD_TEMPLATE(sprintf("admin_logout_%s_install", $register));
 317                 } elseif (isset($_GET['remove'])) {
 318                         // Secure input
 319                         $remove = SQL_ESCAPE($_GET['remove']);
 320
 321                         // Special logout redirect for removal of given extension
 322                         LOAD_TEMPLATE(sprintf("admin_logout_%s_remove", $remove));
 323                 } else {
 324                         // Logged out normally
 325                         LOAD_TEMPLATE("admin_logout");
 326                 }
 327         } else {
 328                 // Something went wrong here...
 329                 OUTPUT_HTML("<STRONG class=\"admin_fatal\">".ADMIN_LOGOUT_FAILED."</STRONG>");
 330
 331                 // Add fatal message
 332                 ADD_FATAL(CANNOT_UNREG_SESS);
 333         }
 334 } else {
 335         // Maybe an Admin want's to login?
 336         $ret = CHECK_ADMIN_COOKIES(get_session('admin_login'), get_session('admin_md5'));
 337         switch ($ret)
 338         {
 339         case "done":
 340                 // Cookie-Data accepted
 341                 if ((set_session("admin_md5", get_session('admin_md5'))) && (set_session("admin_login", get_session('admin_login'))) && (set_session("admin_last", time())) && (set_session("admin_to", bigintval(get_session('admin_to'))))) {
 342                         // Ok, Cookie-Update done
 343                         if ((EXT_IS_ACTIVE("admins")) && (GET_EXT_VERSION("admins") > "0.2")) {
 344                                 // Check if action GET variable was set
 345                                 $act = SQL_ESCAPE($GLOBALS['action']);
 346                                 if (!empty($GLOBALS['what'])) {
 347                                         // Get action value by what-value
 348                                         $act = GET_ACTION("admin", $GLOBALS['what']);
 349                                 }
 350
 351                                 // Check for access control line of current menu entry
 352                                 define('__ACL_ALLOW', ADMINS_CHECK_ACL($act, $GLOBALS['what']));
 353                         } else {
 354                                 // Extension not installed so it's always allowed to access everywhere!
 355                                 define('__ACL_ALLOW', true);
 356                         }
 357
 358                         // When type of admin menu is not set fallback to old menu system
 359                         if (empty($_CONFIG['admin_menu'])) $_CONFIG['admin_menu'] = "OLD";
 360
 361                         // Check for version and switch between old menu system and new "intelligent menu system"
 362                         if ((ADMIN_CHECK_MENU_MODE() == "NEW") && (FILE_READABLE(PATH."inc/modules/admin/la_sys-inc.php"))) {
 363                                 // Default area is the entrance, of course
 364                                 $area = "entrance";
 365
 366                                 // Check for similar URL variable
 367                                 if (!empty($_GET['area'])) $area = $_GET['area'];
 368
 369                                 // Load "logical-area menu-system" file
 370                                 require_once(PATH."inc/modules/admin/la_sys-inc.php");
 371
 372                                 // Create new-style menu system will "logical areas"
 373                                 ADMIN_LOGICAL_AREA_SYSTEM($area, $act, $GLOBALS['what']);
 374                         } else {
 375                                 // This little call constructs the whole default old and lacky menu system
 376                                 // on left side
 377                                 ADMIN_DO_ACTION($GLOBALS['what']);
 378                         }
 379                 } else {
 380                         // Login failed (cookies enabled?)
 381                         OUTPUT_HTML("<STRONG class=\"admin_fatal\">".ADMIN_LOGIN_FAILED."</STRONG>");
 382                         ADD_FATAL(CANNOT_RE_REGISTER_SESS);
 383                 }
 384                 break;
 385
 386         case "404": // Administrator login not found
 387                 $_POST['ok'] = $ret;
 388                 ADD_FATAL(ADMIN_NOT_FOUND);
 389                 break;
 390
 391         case "pass": // Wrong password
 392                 $_POST['ok'] = $ret;
 393                 ADD_FATAL(WRONG_PASS);
 394                 break;
 395         }
 396 }
 397
 398 if (isBooleanConstantAndTrue('admin_registered')) {
 399         // Check config.php and inc directory for right access rights
 400         // DEPRECATED: if (is_INCWritable("config"))     ADD_FATAL(FATAL_CONFIG_WRITABLE);
 401         // DEPRECATED: if (is_INCWritable("dummy"))      ADD_FATAL(FATAL_INC_WRITABLE);
 402 }
 403 //
 404 ?>