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 (!defined('__SECURITY')) {
  36         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  37         require($INC);
  38 }
  39
  40 // Check ACL for menu combination
  41 function ADMINS_CHECK_ACL($act, $wht) {
  42         global $cacheArray, $_CONFIG, $cacheInstance;
  43         // If action is login or logout allow allways!
  44         $default = "allow";
  45         if (($act == "login") || ($act == "logout")) return true;
  46
  47         // Default is deny
  48         $ret = false;
  49
  50         // Get admin's defult access right
  51         if (!empty($cacheArray['admins']['def_acl'][get_session('admin_login')])) {
  52                 // Load from cache
  53                 $default = $cacheArray['admins']['def_acl'][get_session('admin_login')];
  54
  55                 // Count cache hits
  56                 $_CONFIG['cache_hits']++;
  57         } elseif (!is_object($cacheInstance)) {
  58                 // Load from database
  59                 $default = GET_ADMIN_DEFAULT_ACL(get_session('admin_login'));
  60         }
  61
  62         // Get admin's ID
  63         $aid = GET_ADMIN_ID(get_session('admin_login'));
  64
  65         if (!empty($wht)) {
  66                 // Check for parent menu:
  67                 // First get it's action value
  68                 $parent_action = GET_ACTION("admin", $wht);
  69
  70                 // Check with this function...
  71                 $parent = ADMINS_CHECK_ACL($parent_action, "");
  72         } else {
  73                 // Anything else is true!
  74                 $parent = false;
  75         }
  76
  77         // Shall I test for a main or sub menu? (action or what?)
  78         $lines = 0; $acl_mode = "failed";
  79         if (GET_EXT_VERSION("cache") >= "0.1.2") {
  80                 // Load only from array when there are lines!
  81                 if ((isset($cacheArray['admin_acls'])) && (is_array($cacheArray['admin_acls'])) && (count($cacheArray['admin_acls']) > 0)) {
  82                         // Load ACL from array
  83                         foreach ($cacheArray['admin_acls']['admin_id'] as $id => $aid_acls) {
  84                                 if ($aid == $aid_acls) {
  85                                         // Okay, one line was found!
  86                                         if ((!empty($act)) && ($cacheArray['admin_acls']['action_menu'][$id] == $act)) {
  87                                                 // Main menu line found
  88                                                 $acl_mode = $cacheArray['admin_acls']['access_mode'][$id];
  89                                                 $lines = 1;
  90                                         }
  91                                          elseif ((!empty($wht)) && ($cacheArray['admin_acls']['what_menu'][$id] == $wht)) {
  92                                                 // Check sub menu
  93                                                 $acl_mode = $cacheArray['admin_acls']['access_mode'][$id];
  94                                                 $lines = 1;
  95                                         }
  96                                         if ($lines == 1) {
  97                                                 // Count cache hits
  98                                                 $_CONFIG['cache_hits']++;
  99                                                 break;
 100                                         }
 101                                 }
 102                         }
 103
 104                         // No ACL found?
 105                         if ($acl_mode == "failed") {
 106                                 $acl_mode = "";
 107                                 $lines = 0;
 108                         }
 109                 } else {
 110                         // No lines here
 111                         $lines = 0;
 112                 }
 113         } else {
 114                 // Old version, so load it from database
 115                 if (!empty($act))
 116                 {
 117                         // Main menu
 118                         $result = SQL_QUERY_ESC("SELECT access_mode FROM "._MYSQL_PREFIX."_admins_acls WHERE admin_id=%s AND action_menu='%s' LIMIT 1",
 119                          array(bigintval($aid), $act), __FILE__, __LINE__);
 120                 } elseif (!empty($wht)) {
 121                         // Sub menu
 122                         $result = SQL_QUERY_ESC("SELECT access_mode FROM "._MYSQL_PREFIX."_admins_acls WHERE admin_id=%s AND what_menu='%s' LIMIT 1",
 123                          array(bigintval($aid), $wht), __FILE__, __LINE__);
 124                 }
 125
 126                 // Get number of lines
 127                 $lines = SQL_NUMROWS($result);
 128
 129                 // Load ACL
 130                 list($acl_mode) = SQL_FETCHROW($result);
 131                 SQL_FREERESULT($result);
 132         }
 133
 134         // Check ACL and (maybe) allow
 135         if ((($default == "allow") && ($lines == 0)) || (($default == "deny") && ($lines == "1") && ($acl_mode == "allow")) || (($lines == 0) && ($parent))) $ret = true;
 136
 137         // Return value
 138         return $ret;
 139 }
 140
 141 // Create email link to admins's account
 142 function ADMINS_CREATE_EMAIL_LINK($email, $mod="admin") {
 143         $locked = " AND status='CONFIRMED'";
 144         if (IS_ADMIN()) $locked = "";
 145         if (strpos("@", $email) > 0) {
 146                 // Create email link
 147                 $result = SQL_QUERY_ESC("SELECT id
 148 FROM "._MYSQL_PREFIX."_admins
 149 WHERE email='%s'".$locked." LIMIT 1",
 150  array($email), __FILE__, __LINE__);
 151
 152                 // Is there an entry?
 153                 if (SQL_NUMROWS($result) == 1) {
 154                         // Load userid
 155                         list($uid) = SQL_FETCHROW($result);
 156
 157                         // Rewrite email address to contact link
 158                         $email = URL."/modules.php?module=".$mod."&amp;what=user_contct&amp;u_id=".bigintval($uid);
 159                 }
 160
 161                 // Free memory
 162                 SQL_FREERESULT($result);
 163         } elseif (bigintval($email) > 0) {
 164                 // Direct ID given
 165                 $email = URL."/modules.php?module=".$mod."&amp;what=admins_contct&amp;admin=".bigintval($email);
 166         }
 167
 168         // Return rewritten (?) email address
 169         return $email;
 170 }
 171
 172 // Change a lot admin account
 173 function ADMINS_CHANGE_ADMIN_ACCOUNT($POST) {
 174         global $cacheInstance;
 175
 176         // Begin the update
 177         $cache_update = 0;
 178         foreach ($POST['login'] as $id => $login) {
 179                 // Secure ID number
 180                 $id = bigintval($id);
 181
 182                 // When both passwords match update admin account
 183                 if ($POST['pass1'][$id] == $POST['pass2'][$id]) {
 184                         // Save only when both passwords are the same (also when they are empty)
 185                         $ADD = ""; $cache_update = "1";
 186
 187                         // Generate hash
 188                         $hash = generateHash($POST['pass1'][$id]);
 189
 190                         // Save password when set
 191                         if (!empty($POST['pass1'][$id])) $ADD = sprintf(", password='%s'", SQL_ESCAPE($hash));
 192
 193                         // Get admin's ID
 194                         $salt = substr(GET_ADMIN_HASH(get_session('admin_login')), 0, -40);
 195                         $aid = GET_ADMIN_ID(get_session('admin_login'));
 196
 197                         // Rewrite cookie when it's own account
 198                         if ($aid == $id) {
 199                                 // Set timeout cookie
 200                                 set_session("admin_last", time());
 201
 202                                 if ($login != get_session('admin_login')) {
 203                                         // Update login cookie
 204                                         set_session("admin_login", $login);
 205
 206                                         // Update password cookie as well?
 207                                         if (!empty($ADD)) set_session("admin_md5", $hash);
 208                                 } elseif (generateHash($POST['pass1'][$id], $salt) != get_session('admin_md5')) {
 209                                         // Update password cookie
 210                                         set_session("admin_md5", $hash);
 211                                 }
 212                         } // END - if
 213
 214                         // Get default ACL from admin to check if we can allow him to change the default ACL
 215                         $default = GET_ADMIN_DEFAULT_ACL(get_session('admin_login'));
 216
 217                         // Update admin account
 218                         if ($default == "allow") {
 219                                 // Allow changing default ACL
 220                                 $result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_admins SET
 221 login='%s'".$ADD.",
 222 email='%s',
 223 default_acl='%s',
 224 la_mode='%s'
 225 WHERE id=%s LIMIT 1",
 226  array(
 227         $login,
 228         $POST['email'][$id],
 229         $POST['mode'][$id],
 230         $POST['la_mode'][$id],
 231         $id
 232 ), __FILE__, __LINE__);
 233                         } else {
 234                                 // Do not allow it here
 235                                 $result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_admins SET
 236 login='%s'".$ADD.",
 237 email='%s',
 238 la_mode='%s'
 239 WHERE id=%s LIMIT 1",
 240  array(
 241         $login,
 242         $POST['email'][$id],
 243         $POST['la_mode'][$id],
 244         $id
 245 ), __FILE__, __LINE__);
 246                         }
 247
 248                         // Purge cache
 249                         CACHE_PURGE_ADMIN_MENU($id);
 250
 251                         // Admin account saved
 252                         $MSG = ADMIN_ACCOUNT_SAVED;
 253                 } else {
 254                         // Passwords did not match
 255                         $MSG = ADMINS_ERROR_PASS_MISMATCH;
 256                 }
 257
 258                 // Display message
 259                 if (!empty($MSG)) {
 260                         LOAD_TEMPLATE("admin_settings_saved", false, "<SPAN class=\"admin_done\">".$MSG."</SPAN>");
 261                 }
 262         }
 263
 264         // Remove cache file
 265         if ((EXT_IS_ACTIVE("cache")) && ($cache_update == "1")) {
 266                 if ($cacheInstance->cache_file("admins", true)) $cacheInstance->cache_destroy();
 267         }
 268 }
 269
 270 // Make admin accounts editable
 271 function ADMINS_EDIT_ADMIN_ACCOUNTS ($POST) {
 272         // Begin the edit loop
 273         $SW = 2; $OUT = "";
 274         foreach ($POST['sel'] as $id => $sel) {
 275                 // Secure ID number
 276                 $id = bigintval($id);
 277
 278                 // Get the admin's data
 279                 $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM "._MYSQL_PREFIX."_admins WHERE id=%s LIMIT 1",
 280                  array($id), __FILE__, __LINE__);
 281                 if ((SQL_NUMROWS($result) == 1) && ($sel == 1)) {
 282                         // Entry found
 283                         $content = SQL_FETCHARRAY($result);
 284                         SQL_FREERESULT($result);
 285
 286                         // Prepare some more data for the template
 287                         $content['sw'] = $SW;
 288                         $content['id'] = $id;
 289
 290                         // Shall we allow changing default ACL?
 291                         if ($content['mode'] == "allow") {
 292                                 // Allow chaning it
 293                                 $content['mode']    = ADD_OPTION_LINES("/ARRAY/", array("allow", "deny"), array(ADMINS_ALLOW_MODE, ADMINS_DENY_MODE), $content['mode']);
 294                         } else {
 295                                 // Don't allow it
 296                                 $content['mode'] = "&nbsp;";
 297                         }
 298                         $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']);
 299
 300                         // Load row template and switch color
 301                         $OUT .= LOAD_TEMPLATE("admin_edit_admins_row", true, $content);
 302                         $SW = 3 - $SW;
 303                 }
 304         }
 305         define('__ADMINS_ROWS', $OUT);
 306
 307         // Load template
 308         LOAD_TEMPLATE("admin_edit_admins");
 309 }
 310
 311 // Delete given admin accounts
 312 function ADMINS_DELETE_ADMIN_ACCOUNTS ($POST) {
 313         // Check if this account is the last one which cannot be deleted...
 314         $result_main = SQL_QUERY("SELECT id FROM "._MYSQL_PREFIX."_admins", __FILE__, __LINE__);
 315         $accounts = SQL_NUMROWS($result_main);
 316         SQL_FREERESULT($result_main);
 317         if ($accounts > 1) {
 318                 // Delete accounts
 319                 $SW = 2; $OUT = "";
 320                 foreach ($POST['sel'] as $id => $sel) {
 321                         // Secure ID number
 322                         $id = bigintval($id);
 323
 324                         // Get the admin's data
 325                         $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM "._MYSQL_PREFIX."_admins WHERE id=%s LIMIT 1",
 326                          array($id), __FILE__, __LINE__);
 327                         if (SQL_NUMROWS($result) == 1) {
 328                                 // Entry found
 329                                 $content = SQL_FETCHARRAY($result);
 330                                 SQL_FREERESULT($result);
 331                                 $eval = "\$content['mode'] = ADMINS_".strtoupper($content['mode'])."_MODE;";
 332                                 eval($eval);
 333                                 $eval = "\$content['la_mode'] = ADMINS_".strtoupper($content['la_mode'])."_LA_SETTING;";
 334                                 eval($eval);
 335
 336                                 // Prepare some more data
 337                                 $content['sw'] = $SW;
 338                                 $content['id'] = $id;
 339
 340                                 // Load row template and switch color
 341                                 $OUT .= LOAD_TEMPLATE("admin_del_admins_row", true, $content);
 342                                 $SW = 3 - $SW;
 343                         }
 344                 }
 345                 define('__ADMINS_ROWS', $OUT);
 346
 347                 // Load template
 348                 LOAD_TEMPLATE("admin_del_admins");
 349         } else {
 350                 // Cannot delete last account!
 351                 LOAD_TEMPLATE("admin_settings_saved", false, ADMIN_ADMINS_CANNOT_DELETE_LAST);
 352         }
 353 }
 354
 355 // Remove the given accounts
 356 function ADMINS_REMOVE_ADMIN_ACCOUNTS ($POST) {
 357         // Begin removal
 358         $cache_update = 0;
 359         foreach ($POST['sel'] as $id => $del) {
 360                 // Secure ID number
 361                 $id = bigintval($id);
 362
 363                 // Delete only when it's not your own account!
 364                 if (($del == 1) && (GET_ADMIN_ID(get_session('admin_login')) != $id)) {
 365                         // Rewrite his tasks to all admins
 366                         $result = SQL_QUERY_ESC("UPDATE "._MYSQL_PREFIX."_task_system SET assigned_admin=0 WHERE assigned_admin=%s",
 367                          array($id), __FILE__, __LINE__);
 368
 369                         // Remove account
 370                         $result = SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM "._MYSQL_PREFIX."_admins WHERE id=%s LIMIT 1",
 371                          array($id), __FILE__, __LINE__);
 372
 373                         // Purge cache
 374                         CACHE_PURGE_ADMIN_MENU($id);
 375                         $cache_update = "1";
 376                 }
 377         }
 378
 379         // Remove cache if cache system is activated
 380         if ((EXT_IS_ACTIVE("cache")) && ($cache_update == "1")) {
 381                 if ($cacheInstance->cache_file("admins", true)) $cacheInstance->cache_destroy();
 382         }
 383 }
 384
 385 // List all admin accounts
 386 function ADMINS_LIST_ADMIN_ACCOUNTS() {
 387         // Select all admin accounts
 388         $result = SQL_QUERY("SELECT id, login, email, default_acl AS mode, la_mode FROM "._MYSQL_PREFIX."_admins ORDER BY login ASC", __FILE__, __LINE__);
 389         $SW = 2; $OUT = "";
 390         while ($content = SQL_FETCHARRAY($result)) {
 391                 // Compile some variables
 392                 $eval = "\$content['mode'] = ADMINS_".strtoupper($content['mode'])."_MODE;";
 393                 eval($eval);
 394                 $eval = "\$content['la_mode'] = ADMINS_".strtoupper($content['la_mode'])."_LA_SETTING;";
 395                 eval($eval);
 396
 397                 // Prepare some more data
 398                 $content['sw']         = $SW;
 399                 $content['email_link'] = CREATE_EMAIL_LINK($content['id']);
 400
 401                 // Load row template and switch color
 402                 $OUT .= LOAD_TEMPLATE("admin_list_admins_row", true, $content);
 403                 $SW = 3 - $SW;
 404         }
 405
 406         // Free memory
 407         SQL_FREERESULT($result);
 408         define('__ADMINS_ROWS', $OUT);
 409
 410         // Load template
 411         LOAD_TEMPLATE("admin_list_admins");
 412 }
 413
 414 //
 415 ?>