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  * $Revision:: 856                                                    $ *
  14  * $Date::                                                            $ *
  15  * $Tag:: 0.2.1-FINAL                                                 $ *
  16  * $Author::                                                          $ *
  17  * Needs to be in all Files and every File needs "svn propset           *
  18  * svn:keywords Date Revision" (autoprobset!) at least!!!!!!            *
  19  * -------------------------------------------------------------------- *
  20  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  21  * For more information visit: http://www.mxchange.org                  *
  22  *                                                                      *
  23  * This program is free software; you can redistribute it and/or modify *
  24  * it under the terms of the GNU General Public License as published by *
  25  * the Free Software Foundation; either version 2 of the License, or    *
  26  * (at your option) any later version.                                  *
  27  *                                                                      *
  28  * This program is distributed in the hope that it will be useful,      *
  29  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  30  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  31  * GNU General Public License for more details.                         *
  32  *                                                                      *
  33  * You should have received a copy of the GNU General Public License    *
  34  * along with this program; if not, write to the Free Software          *
  35  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  36  * MA  02110-1301  USA                                                  *
  37  ************************************************************************/
  38
  39 // Some security stuff...
  40 if (!defined('__SECURITY')) {
  41         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  42         require($INC);
  43 }
  44
  45 // Check ACL for menu combination
  46 function ADMINS_CHECK_ACL($act, $wht) {
  47         // If action is login or logout allow allways!
  48         $default = "allow";
  49         if (($act == "login") || ($act == "logout")) return true;
  50
  51         // Default is deny
  52         $ret = false;
  53
  54         // Get admin's ID
  55         $aid = GET_CURRENT_ADMIN_ID();
  56
  57         // Get admin's defult access right
  58         $default = GET_ADMIN_DEFAULT_ACL($aid);
  59
  60         if (!empty($wht)) {
  61                 // Check for parent menu:
  62                 // First get it's action value
  63                 $parent_action = GET_ACTION("admin", $wht);
  64
  65                 // Check with this function...
  66                 $parent = ADMINS_CHECK_ACL($parent_action, "");
  67         } else {
  68                 // Anything else is true!
  69                 $parent = false;
  70         }
  71
  72         // Shall I test for a main or sub menu? (action or what?)
  73         $lines = 0; $acl_mode = "failed";
  74         if (GET_EXT_VERSION("cache") >= "0.1.2") {
  75                 // Load only from array when there are lines!
  76                 if ((isset($GLOBALS['cache_array']['admin_acls'])) && (is_array($GLOBALS['cache_array']['admin_acls'])) && (count($GLOBALS['cache_array']['admin_acls']) > 0)) {
  77                         // Load ACL from array
  78                         foreach ($GLOBALS['cache_array']['admin_acls']['admin_id'] as $id => $aid_acls) {
  79                                 if ($aid == $aid_acls) {
  80                                         // Okay, one line was found!
  81                                         if ((!empty($act)) && ($GLOBALS['cache_array']['admin_acls']['action_menu'][$id] == $act)) {
  82                                                 // Main menu line found
  83                                                 $acl_mode = $GLOBALS['cache_array']['admin_acls']['access_mode'][$id];
  84                                                 $lines = 1;
  85                                         }
  86                                          elseif ((!empty($wht)) && ($GLOBALS['cache_array']['admin_acls']['what_menu'][$id] == $wht)) {
  87                                                 // Check sub menu
  88                                                 $acl_mode = $GLOBALS['cache_array']['admin_acls']['access_mode'][$id];
  89                                                 $lines = 1;
  90                                         }
  91                                         if ($lines == 1) {
  92                                                 // Count cache hits
  93                                                 incrementConfigEntry('cache_hits');
  94                                                 break;
  95                                         }
  96                                 }
  97                         }
  98
  99                         // No ACL found?
 100                         if ($acl_mode == "failed") {
 101                                 $acl_mode = "";
 102                                 $lines = 0;
 103                         }
 104                 } else {
 105                         // No lines here
 106                         $lines = 0;
 107                 }
 108         } else {
 109                 // Old version, so load it from database
 110                 if (!empty($act))
 111                 {
 112                         // Main menu
 113                         $result = SQL_QUERY_ESC("SELECT access_mode FROM `{!_MYSQL_PREFIX!}_admins_acls` WHERE admin_id=%s AND action_menu='%s' LIMIT 1",
 114                          array(bigintval($aid), $act), __FUNCTION__, __LINE__);
 115                 } elseif (!empty($wht)) {
 116                         // Sub menu
 117                         $result = SQL_QUERY_ESC("SELECT access_mode FROM `{!_MYSQL_PREFIX!}_admins_acls` WHERE admin_id=%s AND what_menu='%s' LIMIT 1",
 118                          array(bigintval($aid), $wht), __FUNCTION__, __LINE__);
 119                 }
 120
 121                 // Get number of lines
 122                 $lines = SQL_NUMROWS($result);
 123
 124                 // Load ACL
 125                 list($acl_mode) = SQL_FETCHROW($result);
 126                 SQL_FREERESULT($result);
 127         }
 128
 129         // Check ACL and (maybe) allow
 130         if ((($default == "allow") && ($lines == 0)) || (($default == "deny") && ($lines == "1") && ($acl_mode == "allow")) || (($lines == 0) && ($parent))) $ret = true;
 131
 132         // Return value
 133         return $ret;
 134 }
 135
 136 // Create email link to admins's account
 137 function ADMINS_CREATE_EMAIL_LINK ($email, $mod="admin") {
 138         if (strpos("@", $email) > 0) {
 139                 // Create email link
 140                 $result = SQL_QUERY_ESC("SELECT id
 141 FROM `{!_MYSQL_PREFIX!}_admins`
 142 WHERE email='%s' LIMIT 1",
 143                         array($email), __FUNCTION__, __LINE__);
 144
 145                 // Is there an entry?
 146                 if (SQL_NUMROWS($result) == 1) {
 147                         // Load userid
 148                         list($uid) = SQL_FETCHROW($result);
 149
 150                         // Rewrite email address to contact link
 151                         $email = "{!URL!}/modules.php?module=".$mod."&amp;what=user_contct&amp;uid=".bigintval($uid);
 152                 }
 153
 154                 // Free memory
 155                 SQL_FREERESULT($result);
 156         } elseif ((is_int($email)) && ($email > 0)) {
 157                 // Direct ID given
 158                 $email = "{!URL!}/modules.php?module=".$mod."&amp;what=admins_contct&amp;admin=".bigintval($email);
 159         }
 160
 161         // Return rewritten (?) email address
 162         return $email;
 163 }
 164
 165 // Change a lot admin account
 166 function ADMINS_CHANGE_ADMIN_ACCOUNT($POST) {
 167         // Begin the update
 168         $cache_update = 0;
 169         foreach ($POST['login'] as $id => $login) {
 170                 // Secure ID number
 171                 $id = bigintval($id);
 172
 173                 // When both passwords match update admin account
 174                 if ($POST['pass1'][$id] == $POST['pass2'][$id]) {
 175                         // Save only when both passwords are the same (also when they are empty)
 176                         $ADD = ""; $cache_update = "1";
 177
 178                         // Generate hash
 179                         $hash = generateHash($POST['pass1'][$id]);
 180
 181                         // Save password when set
 182                         if (!empty($POST['pass1'][$id])) $ADD = sprintf(", password='%s'", SQL_ESCAPE($hash));
 183
 184                         // Get admin's ID
 185                         $aid = GET_CURRENT_ADMIN_ID();
 186                         $salt = substr(GET_ADMIN_HASH($aid), 0, -40);
 187
 188                         // Rewrite cookie when it's own account
 189                         if ($aid == $id) {
 190                                 // Set timeout cookie
 191                                 set_session('admin_last', time());
 192
 193                                 if ($login != get_session('admin_login')) {
 194                                         // Update login cookie
 195                                         set_session('admin_login', $login);
 196
 197                                         // Update password cookie as well?
 198                                         if (!empty($ADD)) set_session('admin_md5', $hash);
 199                                 } elseif (generateHash($POST['pass1'][$id], $salt) != get_session('admin_md5')) {
 200                                         // Update password cookie
 201                                         set_session('admin_md5', $hash);
 202                                 }
 203                         } // END - if
 204
 205                         // Get default ACL from admin to check if we can allow him to change the default ACL
 206                         $default = GET_ADMIN_DEFAULT_ACL(GET_CURRENT_ADMIN_ID());
 207
 208                         // Update admin account
 209                         if ($default == "allow") {
 210                                 // Allow changing default ACL
 211                                 SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_admins` SET
 212 login='%s'".$ADD.",
 213 email='%s',
 214 default_acl='%s',
 215 la_mode='%s'
 216 WHERE id=%s LIMIT 1",
 217                                         array(
 218                                                 $login,
 219                                                 $POST['email'][$id],
 220                                                 $POST['mode'][$id],
 221                                                 $POST['la_mode'][$id],
 222                                                 $id
 223                                         ), __FUNCTION__, __LINE__);
 224                         } else {
 225                                 // Do not allow it here
 226                                 SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_admins` SET
 227 login='%s'".$ADD.",
 228 email='%s',
 229 la_mode='%s'
 230 WHERE id=%s LIMIT 1",
 231                                         array(
 232                                                 $login,
 233                                                 $POST['email'][$id],
 234                                                 $POST['la_mode'][$id],
 235                                                 $id
 236                                         ), __FUNCTION__, __LINE__);
 237                         }
 238
 239                         // Purge cache
 240                         CACHE_PURGE_ADMIN_MENU($id);
 241
 242                         // Admin account saved
 243                         $MSG = ADMIN_ACCOUNT_SAVED;
 244                 } else {
 245                         // Passwords did not match
 246                         $MSG = ADMINS_ERROR_PASS_MISMATCH;
 247                 }
 248
 249                 // Display message
 250                 if (!empty($MSG)) {
 251                         LOAD_TEMPLATE("admin_settings_saved", false, $MSG);
 252                 }
 253         }
 254
 255         // Remove cache file
 256         runFilterChain('post_admin_edited', REQUEST_POST_ARRAY());
 257 }
 258
 259 // Make admin accounts editable
 260 function ADMINS_EDIT_ADMIN_ACCOUNTS ($POST) {
 261         // "Resolve" current's admin access mode
 262         $currMode = GET_ADMIN_DEFAULT_ACL(GET_CURRENT_ADMIN_ID());
 263
 264         // Begin the edit loop
 265         $OUT = ""; $SW = 2;
 266         foreach ($POST['sel'] as $id => $selected) {
 267                 // Secure ID number
 268                 $id = bigintval($id);
 269
 270                 // Get the admin's data
 271                 $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
 272                         array($id), __FUNCTION__, __LINE__);
 273                 if ((SQL_NUMROWS($result) == 1) && ($selected == 1)) {
 274                         // Entry found
 275                         $content = SQL_FETCHARRAY($result);
 276                         SQL_FREERESULT($result);
 277
 278                         // Prepare some more data for the template
 279                         $content['sw'] = $SW;
 280                         $content['id'] = $id;
 281
 282                         // Shall we allow changing default ACL?
 283                         if ($currMode == "allow") {
 284                                 // Allow chaning it
 285                                 $content['mode']    = ADD_OPTION_LINES("/ARRAY/", array("allow", "deny"), array(constant('ADMINS_ALLOW_MODE'), constant('ADMINS_DENY_MODE')), $content['mode']);
 286                         } else {
 287                                 // Don't allow it
 288                                 $content['mode'] = "&nbsp;";
 289                         }
 290                         $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']);
 291
 292                         // Load row template and switch color
 293                         $OUT .= LOAD_TEMPLATE("admin_edit_admins_row", true, $content);
 294                         $SW = 3 - $SW;
 295                 }
 296         }
 297         define('__ADMINS_ROWS', $OUT);
 298
 299         // Load template
 300         LOAD_TEMPLATE("admin_edit_admins");
 301 }
 302
 303 // Delete given admin accounts
 304 function ADMINS_DELETE_ADMIN_ACCOUNTS ($POST) {
 305         // Check if this account is the last one which cannot be deleted...
 306         $result_main = SQL_QUERY("SELECT id FROM `{!_MYSQL_PREFIX!}_admins`", __FUNCTION__, __LINE__);
 307         $accounts = SQL_NUMROWS($result_main);
 308         SQL_FREERESULT($result_main);
 309         if ($accounts > 1) {
 310                 // Delete accounts
 311                 $OUT = ""; $SW = 2;
 312                 foreach ($POST['sel'] as $id => $selected) {
 313                         // Secure ID number
 314                         $id = bigintval($id);
 315
 316                         // Get the admin's data
 317                         $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
 318                                 array($id), __FUNCTION__, __LINE__);
 319                         if (SQL_NUMROWS($result) == 1) {
 320                                 // Entry found
 321                                 $content = SQL_FETCHARRAY($result);
 322                                 SQL_FREERESULT($result);
 323                                 $content['mode'] = constant('ADMINS_'.strtoupper($content['mode']).'_MODE');
 324                                 $content['la_mode'] = constant('ADMINS_'.strtoupper($content['la_mode']).'_LA_SETTING');
 325
 326                                 // Prepare some more data
 327                                 $content['sw'] = $SW;
 328                                 $content['id'] = $id;
 329
 330                                 // Load row template and switch color
 331                                 $OUT .= LOAD_TEMPLATE("admin_del_admins_row", true, $content);
 332                                 $SW = 3 - $SW;
 333                         }
 334                 }
 335                 define('__ADMINS_ROWS', $OUT);
 336
 337                 // Load template
 338                 LOAD_TEMPLATE("admin_del_admins");
 339         } else {
 340                 // Cannot delete last account!
 341                 LOAD_TEMPLATE("admin_settings_saved", false, getMessage('ADMIN_ADMINS_CANNOT_DELETE_LAST'));
 342         }
 343 }
 344
 345 // Remove the given accounts
 346 function ADMINS_REMOVE_ADMIN_ACCOUNTS ($POST) {
 347         // Begin removal
 348         $cache_update = 0;
 349         foreach ($POST['sel'] as $id => $del) {
 350                 // Secure ID number
 351                 $id = bigintval($id);
 352
 353                 // Delete only when it's not your own account!
 354                 if (($del == 1) && (GET_CURRENT_ADMIN_ID() != $id)) {
 355                         // Rewrite his tasks to all admins
 356                         SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_task_system` SET assigned_admin=0 WHERE assigned_admin=%s",
 357                          array($id), __FUNCTION__, __LINE__);
 358
 359                         // Remove account
 360                         SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{!_MYSQL_PREFIX!}_admins` WHERE id=%s LIMIT 1",
 361                                 array($id), __FUNCTION__, __LINE__);
 362
 363                         // Purge cache
 364                         CACHE_PURGE_ADMIN_MENU($id);
 365                         $cache_update = "1";
 366                 }
 367         }
 368
 369         // Remove cache if cache system is activated
 370         runFilterChain('post_admin_deleted', REQUEST_POST_ARRAY());
 371 }
 372
 373 // List all admin accounts
 374 function ADMINS_LIST_ADMIN_ACCOUNTS() {
 375         // Select all admin accounts
 376         $result = SQL_QUERY("SELECT id, login, email, default_acl AS mode, la_mode FROM `{!_MYSQL_PREFIX!}_admins` ORDER BY login ASC", __FUNCTION__, __LINE__);
 377         $OUT = ""; $SW = 2;
 378         while ($content = SQL_FETCHARRAY($result)) {
 379                 // Compile some variables
 380                 $content['mode'] = constant('ADMINS_'.strtoupper($content['mode']).'_MODE');
 381                 $content['la_mode'] = constant('ADMINS_'.strtoupper($content['la_mode']).'_LA_SETTING');
 382
 383                 // Prepare some more data
 384                 $content['sw']         = $SW;
 385                 $content['email_link'] = CREATE_EMAIL_LINK($content['id']);
 386
 387                 // Load row template and switch color
 388                 $OUT .= LOAD_TEMPLATE("admin_list_admins_row", true, $content);
 389                 $SW = 3 - $SW;
 390         }
 391
 392         // Free memory
 393         SQL_FREERESULT($result);
 394         define('__ADMINS_ROWS', $OUT);
 395
 396         // Load template
 397         LOAD_TEMPLATE("admin_list_admins");
 398 }
 399
 400 // Filter for adding extra data to the query
 401 function FILTER_ADD_EXTRA_SQL_DATA ($ADD = "") {
 402         // Is the admins extension updated? (should be!)
 403         if (GET_EXT_VERSION("admins") >= "0.3")   $ADD .= ", default_acl AS def_acl";
 404         if (GET_EXT_VERSION("admins") >= "0.6.7") $ADD .= ", la_mode";
 405         if (GET_EXT_VERSION("admins") >= "0.7.2") $ADD .= ", login_failures, UNIX_TIMESTAMP(last_failure) AS last_failure";
 406
 407         // Return it
 408         return $ADD;
 409 }
 410
 411 //
 412 ?>