inc/libs/admins_functions.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 06/30/2003 *
   4  * ===============                              Last change: 11/27/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : admins_functions.php                             *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Functions for the admins extension               *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Funktionen fuer die admins-Erweiterung           *
  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 {
  37         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  38         require($INC);
  39 }
  40
  41 // Check ACL for menu combination
  42 function ADMINS_CHECK_ACL($act, $wht) {
  43         global $cacheArray, $_CONFIG, $cacheInstance;
  44         // If action is login or logout allow allways!
  45         $default = "allow";
  46         if (($act == "login") || ($act == "logout")) return true;
  47
  48         // Default is deny
  49         $ret = false;
  50
  51         // Get admin's defult access right
  52         if (!empty($cacheArray['admins']['def_acl'][$_SESSION['admin_login']])) {
  53                 // Load from cache
  54                 $default = $cacheArray['admins']['def_acl'][$_SESSION['admin_login']];
  55
  56                 // Count cache hits
  57                 $_CONFIG['cache_hits']++;
  58         } elseif (!is_object($cacheInstance)) {
  59                 // Load from database
  60                 $result = SQL_QUERY_ESC("SELECT default_acl FROM "._MYSQL_PREFIX."_admins WHERE login='%s' LIMIT 1",
  61                  array($_SESSION['admin_login']), __FILE__, __LINE__);
  62                 list($default) = SQL_FETCHROW($result);
  63                 SQL_FREERESULT($result);
  64         }
  65
  66         // Get admin's ID
  67         $aid = GET_ADMIN_ID($_SESSION['admin_login']);
  68
  69         if (!empty($wht)) {
  70                 // Check for parent menu:
  71                 // First get it's action value
  72                 $parent_action = GET_ACTION("admin", $wht);
  73
  74                 // Check with this function...
  75                 $parent = ADMINS_CHECK_ACL($parent_action, "");
  76         } else {
  77                 // Anything else is true!
  78                 $parent = false;
  79         }
  80
  81         // Shall I test for a main or sub menu? (action or what?)
  82         $lines = 0; $acl_mode = "failed";
  83         if (GET_EXT_VERSION("cache") >= "0.1.2") {
  84                 // Load only from array when there are lines!
  85                 if (count($cacheArray['admin_acls']) > 0) {
  86                         // Load ACL from array
  87                         foreach ($cacheArray['admin_acls']['admin_id'] as $id=>$aid_acls) {
  88                                 if ($aid == $aid_acls) {
  89                                         // Okay, one line was found!
  90                                         if ((!empty($act)) && ($cacheArray['admin_acls']['action_menu'][$id] == $act)) {
  91                                                 // Main menu line found
  92                                                 $acl_mode = $cacheArray['admin_acls']['access_mode'][$id];
  93                                                 $lines = 1;
  94                                         }
  95                                          elseif ((!empty($wht)) && ($cacheArray['admin_acls']['what_menu'][$id] == $wht)) {
  96                                                 // Check sub menu
  97                                                 $acl_mode = $cacheArray['admin_acls']['access_mode'][$id];
  98                                                 $lines = 1;
  99                                         }
 100                                         if ($lines == 1) {
 101                                                 // Count cache hits
 102                                                 $_CONFIG['cache_hits']++;
 103                                                 break;
 104                                         }
 105                                 }
 106                         }
 107
 108                         // No ACL found?
 109                         if ($acl_mode == "failed") {
 110                                 $acl_mode = "";
 111                                 $lines = 0;
 112                         }
 113                 } else {
 114                         // No lines here
 115                         $lines = 0;
 116                 }
 117         } else {
 118                 // Old version, so load it from database
 119                 if (!empty($act))
 120                 {
 121                         // Main menu
 122                         $result = SQL_QUERY_ESC("SELECT access_mode FROM "._MYSQL_PREFIX."_admins_acls WHERE admin_id=%d AND action_menu='%s' LIMIT 1",
 123                          array(bigintval($aid), $act), __FILE__, __LINE__);
 124                 } elseif (!empty($wht)) {
 125                         // Sub menu
 126                         $result = SQL_QUERY_ESC("SELECT access_mode FROM "._MYSQL_PREFIX."_admins_acls WHERE admin_id=%d AND what_menu='%s' LIMIT 1",
 127                          array(bigintval($aid), $wht), __FILE__, __LINE__);
 128                 }
 129
 130                 // Get number of lines
 131                 $lines = SQL_NUMROWS($result);
 132
 133                 // Load ACL
 134                 list($acl_mode) = SQL_FETCHROW($result);
 135                 SQL_FREERESULT($result);
 136         }
 137
 138         // Check ACL and (maybe) allow
 139         if ((($default == "allow") && ($lines == 0)) || (($default == "deny") && ($lines == "1") && ($acl_mode == "allow")) || (($lines == 0) && ($parent))) $ret = true;
 140
 141         // Return value
 142         return $ret;
 143 }
 144
 145 // Create email link to admins's account
 146 function ADMINS_CREATE_EMAIL_LINK($email, $mod="admin") {
 147         $locked = " AND status='CONFIRMED'";
 148         if (IS_ADMIN()) $locked = "";
 149         if (strpos("@", $email) > 0) {
 150                 // Create email link
 151                 $result = SQL_QUERY_ESC("SELECT id
 152 FROM "._MYSQL_PREFIX."_admins
 153 WHERE email='%s'".$locked." LIMIT 1",
 154  array($email), __FILE__, __LINE__);
 155
 156                 // Is there an entry?
 157                 if (SQL_NUMROWS($result) == 1) {
 158                         // Load userid
 159                         list($uid) = SQL_FETCHROW($result);
 160
 161                         // Rewrite email address to contact link
 162                         $email = URL."/modules.php?module=".$mod."&amp;what=user_contct&amp;u_id=".bigintval($uid);
 163                 }
 164
 165                 // Free memory
 166                 SQL_FREERESULT($result);
 167         } elseif (bigintval($email) > 0) {
 168                 // Direct ID given
 169                 $email = URL."/modules.php?module=".$mod."&amp;what=admins_contct&amp;admin=".bigintval($email);
 170         }
 171
 172         // Return rewritten (?) email address
 173         return $email;
 174 }
 175
 176 // Change a lot admin account
 177 function ADMINS_CHANGE_ADMIN_ACCOUNT($POST) {
 178         global $cacheInstance;
 179
 180         // Begin the update
 181         $cacheInstance_UPDATE = "0";
 182         foreach ($POST['login'] as $id=>$login) {
 183                 // Secure ID number
 184                 $id = bigintval($id);
 185
 186                 // When both passwords match update admin account
 187                 if ($POST['pass1'][$id] == $POST['pass2'][$id]) {
 188                         // Save only when both passwords are the same (also when they are empty)
 189                         $ADD = ""; $cacheInstance_UPDATE = "1";
 190
 191                         // Generate hash
 192                         $hash = generateHash($POST['pass1'][$id]);
 193
 194                         // Save password when set
 195                         if (!empty($POST['pass1'][$id])) $ADD = sprintf(", password='%s'", SQL_ESCAPE($hash));
 196
 197                         // Get admin's ID
 198                         $salt = substr(GET_ADMIN_HASH($_SESSION['admin_login']), 0, -40);
 199                         $aid = GET_ADMIN_ID($_SESSION['admin_login']);
 200
 201                         // Rewrite cookie when it's own account
 202                         if ($aid == $id) {
 203                                 // Timeout
 204                                 $TIMEOUT = time() + bigintval($_SESSION['admin_to']);
 205
 206                                 // Set timeout cookie
 207                                 set_session("admin_last", time());
 208
 209                                 if ($login != $_SESSION['admin_login']) {
 210                                         // Update login cookie
 211                                         set_session("admin_login", $login);
 212
 213                                         // Update password cookie as well?
 214                                         if (!empty($ADD)) set_session("admin_md5", $hash);
 215                                 } elseif (generateHash($POST['pass1'][$id], $salt) != $_SESSION['admin_md5']) {
 216                                         // Update password cookie
 217                                         set_session("admin_md5", $hash);
 218                                 }
 219
 220                         }
 221
 222                         // Update admin account
 223                         $result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_admins SET
 224 login='%s'".$ADD.",
 225 email='%s',
 226 default_acl='%s',
 227 la_mode='%s'
 228 WHERE id=%d LIMIT 1",
 229  array(
 230         $login,
 231         $POST['email'][$id],
 232         $POST['mode'][$id],
 233         $POST['la_mode'][$id],
 234         $id
 235 ), __FILE__, __LINE__);
 236
 237                         // Admin account saved
 238                         $MSG = ADMIN_ACCOUNT_SAVED;
 239                 } else {
 240                         // Passwords did not match
 241                         $MSG = ADMINS_ERROR_PASS_MISMATCH;
 242                 }
 243
 244                 // Display message
 245                 if (!empty($MSG)) {
 246                         LOAD_TEMPLATE("admin_settings_saved", false, "<SPAN class=\"admin_done\">".$MSG."</SPAN>");
 247                 }
 248         }
 249
 250         // Remove cache file
 251         if ((EXT_IS_ACTIVE("cache")) && ($cacheInstance_UPDATE == "1")) {
 252                 if ($cacheInstance->cache_file("admins", true)) $cacheInstance->cache_destroy();
 253         }
 254 }
 255
 256 // Make admin accounts editable
 257 function ADMINS_EDIT_ADMIN_ACCOUNTS ($POST) {
 258         // Begin the edit loop
 259         $SW = 2; $OUT = "";
 260         foreach ($POST['sel'] as $id=>$sel) {
 261                 // Secure ID number
 262                 $id = bigintval($id);
 263
 264                 // Get the admin's data
 265                 $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM "._MYSQL_PREFIX."_admins WHERE id=%d LIMIT 1",
 266                  array($id), __FILE__, __LINE__);
 267                 if ((SQL_NUMROWS($result) == 1) && ($sel == 1)) {
 268                         // Entry found
 269                         $content = SQL_FETCHARRAY($result);
 270                         SQL_FREERESULT($result);
 271
 272                         // Prepare some more data for the template
 273                         $content['sw']          = $SW;
 274                         $content['id']          = $id;
 275                         $content['mode']    = ADD_OPTION_LINES("/ARRAY/", array("allow", "deny"), array(ADMINS_ALLOW_MODE, ADMINS_DENY_MODE), $content['mode']);
 276                         $content['la_mode'] = ADD_OPTION_LINES("/ARRAY/", array("global", "OLD", "NEW"), array(ADMINS_GLOBAL_LA_SETTING, ADMINS_OLD_LA_SETTING, ADMINS_NEW_LA_SETTING), $content['la_mode']);
 277
 278                         // Load row template and switch color
 279                         $OUT .= LOAD_TEMPLATE("admin_edit_admins_row", true, $content);
 280                         $SW = 3 - $SW;
 281                 }
 282         }
 283         define('__ADMINS_ROWS', $OUT);
 284
 285         // Load template
 286         LOAD_TEMPLATE("admin_edit_admins");
 287 }
 288
 289 // Delete given admin accounts
 290 function ADMINS_DELETE_ADMIN_ACCOUNTS ($POST) {
 291         // Check if this account is the last one which cannot be deleted...
 292         $result_main = SQL_QUERY("SELECT id FROM "._MYSQL_PREFIX."_admins", __FILE__, __LINE__);
 293         $accounts = SQL_NUMROWS($result_main);
 294         SQL_FREERESULT($result_main);
 295         if ($accounts > 1) {
 296                 // Delete accounts
 297                 $SW = 2; $OUT = "";
 298                 foreach ($POST['sel'] as $id=>$sel) {
 299                         // Secure ID number
 300                         $id = bigintval($id);
 301
 302                         // Get the admin's data
 303                         $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM "._MYSQL_PREFIX."_admins WHERE id=%d LIMIT 1",
 304                          array($id), __FILE__, __LINE__);
 305                         if (SQL_NUMROWS($result) == 1) {
 306                                 // Entry found
 307                                 $content = SQL_FETCHARRAY($result);
 308                                 SQL_FREERESULT($result);
 309                                 $eval = "\$content['mode'] = ADMINS_".strtoupper($content['mode'])."_MODE;";
 310                                 eval($eval);
 311                                 $eval = "\$content['la_mode'] = ADMINS_".strtoupper($content['la_mode'])."_LA_SETTING;";
 312                                 eval($eval);
 313
 314                                 // Prepare some more data
 315                                 $content['sw'] = $SW;
 316                                 $content['id'] = $id;
 317
 318                                 // Load row template and switch color
 319                                 $OUT .= LOAD_TEMPLATE("admin_del_admins_row", true, $content);
 320                                 $SW = 3 - $SW;
 321                         }
 322                 }
 323                 define('__ADMINS_ROWS', $OUT);
 324
 325                 // Load template
 326                 LOAD_TEMPLATE("admin_del_admins");
 327         } else {
 328                 // Cannot delete last account!
 329                 LOAD_TEMPLATE("admin_settings_saved", false, ADMIN_ADMINS_CANNOT_DELETE_LAST);
 330         }
 331 }
 332
 333 // Remove the given accounts
 334 function ADMINS_REMOVE_ADMIN_ACCOUNTS ($POST) {
 335         // Begin removal
 336         $cacheInstance_UPDATE = "0";
 337         foreach ($POST['sel'] as $id=>$del) {
 338                 // Secure ID number
 339                 $id = bigintval($id);
 340
 341                 // Delete only when it's not your own account!
 342                 if (($del == 1) && (GET_ADMIN_ID($_SESSION['admin_login']) != $id)) {
 343                         // Rewrite his tasks to all admins
 344                         $result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_task_system SET assigned_admin='0' WHERE assigned_admin='%s'",
 345                          array($id), __FILE__, __LINE__);
 346
 347                         // Remove account
 348                         $result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_admins WHERE id=%d LIMIT 1",
 349                          array($id), __FILE__, __LINE__);
 350
 351                         $cacheInstance_UPDATE = "1";
 352                 }
 353         }
 354
 355         // Remove cache if cache system is activated
 356         if ((EXT_IS_ACTIVE("cache")) && ($cacheInstance_UPDATE == "1")) {
 357                 if ($cacheInstance->cache_file("admins", true)) $cacheInstance->cache_destroy();
 358         }
 359 }
 360
 361 // List all admin accounts
 362 function ADMINS_LIST_ADMIN_ACCOUNTS() {
 363         // Select all admin accounts
 364         $result = SQL_QUERY("SELECT id, login, email, default_acl AS mode, la_mode FROM "._MYSQL_PREFIX."_admins ORDER BY login ASC", __FILE__, __LINE__);
 365         $SW = 2; $OUT = "";
 366         while ($content = SQL_FETCHARRAY($result)) {
 367                 // Compile some variables
 368                 $eval = "\$content['mode'] = ADMINS_".strtoupper($content['mode'])."_MODE;";
 369                 eval($eval);
 370                 $eval = "\$content['la_mode'] = ADMINS_".strtoupper($content['la_mode'])."_LA_SETTING;";
 371                 eval($eval);
 372
 373                 // Prepare some more data
 374                 $content['sw']         = $SW;
 375                 $content['email_link'] = CREATE_EMAIL_LINK($content['id']);
 376
 377                 // Load row template and switch color
 378                 $OUT .= LOAD_TEMPLATE("admin_list_admins_row", true, $content);
 379                 $SW = 3 - $SW;
 380         }
 381
 382         // Free memory
 383         SQL_FREERESULT($result);
 384         define('__ADMINS_ROWS', $OUT);
 385
 386         // Load template
 387         LOAD_TEMPLATE("admin_list_admins");
 388 }
 389
 390 //
 391 ?>