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::                                                        $ *
  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 - 2009 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         die();
  42 }
  43
  44 // Check ACL for menu combination
  45 function adminsCheckAdminAcl ($action, $what) {
  46         // If action is login or logout allow allways!
  47         $default = 'allow';
  48         if (($action == 'login') || ($action == 'logout')) return true;
  49
  50         // Default is deny
  51         $ret = false;
  52
  53         // Get admin's ID
  54         $adminId = getCurrentAdminId();
  55
  56         // Get admin's defult access right
  57         $default = getAdminDefaultAcl($adminId);
  58
  59         if (!empty($what)) {
  60                 // Check for parent menu:
  61                 // First get it's action value
  62                 $parent_action = getModeAction('admin', $what);
  63
  64                 // Check with this function...
  65                 $parent = adminsCheckAdminAcl($parent_action, '');
  66         } else {
  67                 // Anything else is true!
  68                 $parent = false;
  69         }
  70
  71         // Shall I test for a main or sub menu? (action or what?)
  72         $acl_mode = 'failed';
  73         if ((getExtensionVersion('cache') >= '0.1.2') && (isset($GLOBALS['cache_array']['admin_acls'])) && (count($GLOBALS['cache_array']['admin_acls']) > 0)) {
  74                 // Lookup in cache
  75                 if ((!empty($action)) && (isset($GLOBALS['cache_array']['admin_acls']['action_menu'][$adminId])) & ($GLOBALS['cache_array']['admin_acls']['action_menu'][$adminId] == $action)) {
  76                         // Main menu line found
  77                         $acl_mode = $GLOBALS['cache_array']['admin_acls']['access_mode'][$adminId];
  78
  79                         // Count cache hits
  80                         incrementStatsEntry('cache_hits');
  81                 } elseif ((!empty($what)) && (isset($GLOBALS['cache_array']['admin_acls']['what_menu'][$adminId])) && ($GLOBALS['cache_array']['admin_acls']['what_menu'][$adminId] == $what)) {
  82                         // Check sub menu
  83                         $acl_mode = $GLOBALS['cache_array']['admin_acls']['access_mode'][$adminId];
  84
  85                         // Count cache hits
  86                         incrementStatsEntry('cache_hits');
  87                 }
  88         } elseif (!isExtensionActive('cache')) {
  89                 // Old version, so load it from database
  90                 $result = false;
  91                 if (!empty($action)) {
  92                         // Main menu
  93                         $result = SQL_QUERY_ESC("SELECT `access_mode` FROM `{?_MYSQL_PREFIX?}_admins_acls` WHERE `admin_id`=%s AND `action_menu`='%s' LIMIT 1",
  94                                 array(bigintval($adminId), $action), __FUNCTION__, __LINE__);
  95                 } elseif (!empty($what)) {
  96                         // Sub menu
  97                         $result = SQL_QUERY_ESC("SELECT `access_mode` FROM `{?_MYSQL_PREFIX?}_admins_acls` WHERE `admin_id`=%s AND `what_menu`='%s' LIMIT 1",
  98                                 array(bigintval($adminId), $what), __FUNCTION__, __LINE__);
  99                 }
 100
 101                 // Is an entry found?
 102                 if (SQL_NUMROWS($result) == 1) {
 103                         // Load ACL
 104                         list($acl_mode) = SQL_FETCHROW($result);
 105                 } // END - if
 106
 107                 // Free memory
 108                 SQL_FREERESULT($result);
 109         }
 110
 111         // Check ACL and (maybe) allow
 112         //* DEBUG: */ print 'default='.$default.',acl_mode='.$acl_mode.',parent='.intval($parent).'<br />';
 113         if (($default == 'allow') || (($default == 'deny') && ($acl_mode == 'allow')) || ($parent === true) || (($default == '***') && ($acl_mode == 'failed') && ($parent === false))) {
 114                 // Access is granted
 115                 $ret = true;
 116         } // END - if
 117
 118         // Return value
 119         //* DEBUG: */ outputHtml(__FUNCTION__."[".__LINE__."]:act={$action},wht={$whatOR},default={$default},acl_mode={$acl_mode}<br />");
 120         return $ret;
 121 }
 122
 123 // Create email link to admins's account
 124 function generateAdminEmailLink ($email, $mod = 'admin') {
 125         // Is it an email?
 126         if (strpos($email, '@') !== false) {
 127                 // Create email link
 128                 $result = SQL_QUERY_ESC("SELECT `id`
 129 FROM
 130         `{?_MYSQL_PREFIX?}_admins`
 131 WHERE
 132         `email`='%s'
 133 LIMIT 1",
 134                 array($email), __FUNCTION__, __LINE__);
 135
 136                 // Is there an entry?
 137                 if (SQL_NUMROWS($result) == 1) {
 138                         // Load userid
 139                         list($adminId) = SQL_FETCHROW($result);
 140
 141                         // Rewrite email address to contact link
 142                         $email = "{?URL?}/modules.php?module=".$mod."&amp;what=admins_contct&amp;admin=".bigintval($adminId);
 143                 } // END - if
 144
 145                 // Free memory
 146                 SQL_FREERESULT($result);
 147         } elseif ((is_int($email)) && ($email > 0)) {
 148                 // Direct ID given
 149                 $email = "{?URL?}/modules.php?module=".$mod."&amp;what=admins_contct&amp;admin=".bigintval($email);
 150         }
 151
 152         // Return rewritten (?) email address
 153         return $email;
 154 }
 155
 156 // Change a lot admin account
 157 function adminsChangeAdminAccount ($postData) {
 158         // Begin the update
 159         $cache_update = 0;
 160         foreach ($postData['login'] as $id => $login) {
 161                 // Secure ID number
 162                 $id = bigintval($id);
 163
 164                 // When both passwords match update admin account
 165                 if ($postData['pass1'][$id] == $postData['pass2'][$id]) {
 166                         // Save only when both passwords are the same (also when they are empty)
 167                         $add = ''; $cache_update = '1';
 168
 169                         // Generate hash
 170                         $hash = generateHash($postData['pass1'][$id]);
 171
 172                         // Save password when set
 173                         if (!empty($postData['pass1'][$id])) $add = sprintf(", password='%s'", SQL_ESCAPE($hash));
 174
 175                         // Get admin's ID
 176                         $adminId = getCurrentAdminId();
 177                         $salt = substr(getAdminHash($adminId), 0, -40);
 178
 179                         // Rewrite cookie when it's own account
 180                         if ($adminId == $id) {
 181                                 // Set timeout cookie
 182                                 setSession('admin_last', time());
 183
 184                                 if ($login != getSession('admin_login')) {
 185                                         // Update login cookie
 186                                         setSession('admin_login', $login);
 187
 188                                         // Update password cookie as well?
 189                                         if (!empty($add)) setSession('admin_md5', $hash);
 190                                 } elseif (generateHash($postData['pass1'][$id], $salt) != getSession('admin_md5')) {
 191                                         // Update password cookie
 192                                         setSession('admin_md5', $hash);
 193                                 }
 194                         } // END - if
 195
 196                         // Get default ACL from admin to check if we can allow him to change the default ACL
 197                         $default = getAdminDefaultAcl(getCurrentAdminId());
 198
 199                         // Update admin account
 200                         if ($default == 'allow') {
 201                                 // Allow changing default ACL
 202                                 SQL_QUERY_ESC("UPDATE
 203         `{?_MYSQL_PREFIX?}_admins`
 204 SET
 205         `login`='%s'".$add.",
 206         `email`='%s',
 207         `default_acl`='%s',
 208         `la_mode`='%s'
 209 WHERE
 210         `id`=%s
 211 LIMIT 1",
 212                                 array(
 213                                         $login,
 214                                         $postData['email'][$id],
 215                                         $postData['mode'][$id],
 216                                         $postData['la_mode'][$id],
 217                                         $id
 218                                 ), __FUNCTION__, __LINE__);
 219                         } else {
 220                                 // Do not allow it here
 221                                 SQL_QUERY_ESC("UPDATE
 222         `{?_MYSQL_PREFIX?}_admins`
 223 SET
 224         `login`='%s'".$add.",
 225         `email`='%s',
 226         `la_mode`='%s'
 227 WHERE
 228         `id`=%s
 229 LIMIT 1",
 230                                 array(
 231                                         $login,
 232                                         $postData['email'][$id],
 233                                         $postData['la_mode'][$id],
 234                                         $id
 235                                 ), __FUNCTION__, __LINE__);
 236                         }
 237
 238                         // Admin account saved
 239                         $message = getMessage('ADMIN_ACCOUNT_SAVED');
 240                 } else {
 241                         // Passwords did not match
 242                         $message = getMessage('ADMINS_ERROR_PASS_MISMATCH');
 243                 }
 244
 245                 // Display message
 246                 if (!empty($message)) {
 247                         loadTemplate('admin_settings_saved', false, $message);
 248                 }
 249         }
 250
 251         // Remove cache file
 252         runFilterChain('post_admin_edited', postRequestArray());
 253 }
 254
 255 // Make admin accounts editable
 256 function adminsEditAdminAccount ($postData) {
 257         // "Resolve" current's admin access mode
 258         $currMode = getAdminDefaultAcl(getCurrentAdminId());
 259
 260         // Begin the edit loop
 261         $OUT = ''; $SW = 2;
 262         foreach ($postData['sel'] as $id => $selected) {
 263                 // Secure ID number
 264                 $id = bigintval($id);
 265
 266                 // Get the admin's data
 267                 $result = SQL_QUERY_ESC("SELECT `login`, `email`, `default_acl` AS mode, `la_mode` FROM `{?_MYSQL_PREFIX?}_admins` WHERE `id`=%s LIMIT 1",
 268                         array($id), __FUNCTION__, __LINE__);
 269                 if ((SQL_NUMROWS($result) == 1) && ($selected == 1)) {
 270                         // Entry found
 271                         $content = SQL_FETCHARRAY($result);
 272                         SQL_FREERESULT($result);
 273
 274                         // Prepare some more data for the template
 275                         $content['sw'] = $SW;
 276                         $content['id'] = $id;
 277
 278                         // Shall we allow changing default ACL?
 279                         if ($currMode == 'allow') {
 280                                 // Allow chaning it
 281                                 $content['mode']    = generateOptionList('/ARRAY/', array('allow', 'deny'), array(getMessage('ADMINS_ALLOW_MODE'), getMessage('ADMINS_DENY_MODE')), $content['mode']);
 282                         } else {
 283                                 // Don't allow it
 284                                 $content['mode'] = '&nbsp;';
 285                         }
 286                         $content['la_mode'] = generateOptionList('/ARRAY/', array('global', 'OLD', 'NEW'), array(getMessage('ADMINS_GLOBAL_LA_SETTING'), getMessage('ADMINS_OLD_LA_SETTING'), getMessage('ADMINS_NEW_LA_SETTING')), $content['la_mode']);
 287
 288                         // Load row template and switch color
 289                         $OUT .= loadTemplate('admin_edit_admins_row', true, $content);
 290                         $SW = 3 - $SW;
 291                 }
 292         }
 293
 294         // Load template
 295         loadTemplate('admin_edit_admins', false, $OUT);
 296 }
 297
 298 // Delete given admin accounts
 299 function adminsDeleteAdminAccount ($postData) {
 300         // Check if this account is the last one which cannot be deleted...
 301         $result_main = SQL_QUERY("SELECT `id` FROM `{?_MYSQL_PREFIX?}_admins`", __FUNCTION__, __LINE__);
 302         $accounts = SQL_NUMROWS($result_main);
 303         SQL_FREERESULT($result_main);
 304         if ($accounts > 1) {
 305                 // Delete accounts
 306                 $OUT = ''; $SW = 2;
 307                 foreach ($postData['sel'] as $id => $selected) {
 308                         // Secure ID number
 309                         $id = bigintval($id);
 310
 311                         // Get the admin's data
 312                         $result = SQL_QUERY_ESC("SELECT login, email, default_acl AS mode, la_mode FROM `{?_MYSQL_PREFIX?}_admins` WHERE `id`=%s LIMIT 1",
 313                         array($id), __FUNCTION__, __LINE__);
 314                         if (SQL_NUMROWS($result) == 1) {
 315                                 // Entry found
 316                                 $content = SQL_FETCHARRAY($result);
 317                                 SQL_FREERESULT($result);
 318                                 $content['mode'] = getMessage('ADMINS_'.strtoupper($content['mode']).'_MODE');
 319                                 $content['la_mode'] = getMessage('ADMINS_'.strtoupper($content['la_mode']).'_LA_SETTING');
 320
 321                                 // Prepare some more data
 322                                 $content['sw'] = $SW;
 323                                 $content['id'] = $id;
 324
 325                                 // Load row template and switch color
 326                                 $OUT .= loadTemplate('admin_del_admins_row', true, $content);
 327                                 $SW = 3 - $SW;
 328                         }
 329                 }
 330
 331                 // Load template
 332                 loadTemplate('admin_del_admins', false, $OUT);
 333         } else {
 334                 // Cannot delete last account!
 335                 loadTemplate('admin_settings_saved', false, getMessage('ADMIN_ADMINS_CANNOT_DELETE_LAST'));
 336         }
 337 }
 338
 339 // Remove the given accounts
 340 function adminsRemoveAdminAccount ($postData) {
 341         // Begin removal
 342         $cache_update = 0;
 343         foreach ($postData['sel'] as $id => $del) {
 344                 // Secure ID number
 345                 $id = bigintval($id);
 346
 347                 // Delete only when it's not your own account!
 348                 if (($del == 1) && (getCurrentAdminId() != $id)) {
 349                         // Rewrite his tasks to all admins
 350                         SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_task_system` SET `assigned_admin`=0 WHERE `assigned_admin`=%s",
 351                                 array($id), __FUNCTION__, __LINE__);
 352
 353                         // Remove account
 354                         SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{?_MYSQL_PREFIX?}_admins` WHERE `id`=%s LIMIT 1",
 355                                 array($id), __FUNCTION__, __LINE__);
 356                 }
 357         }
 358
 359         // Remove cache if cache system is activated
 360         runFilterChain('post_admin_deleted', postRequestArray());
 361 }
 362
 363 // List all admin accounts
 364 function adminsListAdminAccounts() {
 365         // Select all admin accounts
 366         $result = SQL_QUERY("SELECT `id`, `login`, `email`, `default_acl` AS mode, `la_mode` FROM `{?_MYSQL_PREFIX?}_admins` ORDER BY `login` ASC", __FUNCTION__, __LINE__);
 367         $OUT = ''; $SW = 2;
 368         while ($content = SQL_FETCHARRAY($result)) {
 369                 // Compile some variables
 370                 $content['mode'] = getMessage('ADMINS_'.strtoupper($content['mode']).'_MODE');
 371                 $content['la_mode'] = getMessage('ADMINS_'.strtoupper($content['la_mode']).'_LA_SETTING');
 372
 373                 // Prepare some more data
 374                 $content['sw']         = $SW;
 375                 $content['email_link'] = generateEmailLink($content['id'], 'admins');
 376
 377                 // Load row template and switch color
 378                 $OUT .= loadTemplate('admin_list_admins_row', true, $content);
 379                 $SW = 3 - $SW;
 380         }
 381
 382         // Free memory
 383         SQL_FREERESULT($result);
 384
 385         // Load template
 386         loadTemplate('admin_list_admins', false, $OUT);
 387 }
 388
 389 // Filter for adding extra data to the query
 390 function FILTER_ADD_EXTRA_SQL_DATA ($add = '') {
 391         // Is the admins extension updated? (should be!)
 392         if (getExtensionVersion('admins') >= '0.3.0') $add .= ', `default_acl` AS def_acl';
 393         if (getExtensionVersion('admins') >= '0.6.7') $add .= ', `la_mode`';
 394         if (getExtensionVersion('admins') >= '0.7.2') $add .= ', `login_failures`, UNIX_TIMESTAMP(`last_failure`) AS last_failure';
 395
 396         // Return it
 397         return $add;
 398 }
 399
 400 // Sends out mail to all administrators
 401 // IMPORTANT: Please use SEND_ADMIN_NOTIFCATION() for now!
 402 function sendAdminsEmails ($subj, $template, $content, $UID) {
 403         // Trim template name
 404         $template = trim($template);
 405
 406         // Load email template
 407         $message = loadEmailTemplate($template, $content, $UID);
 408
 409         // Check which admin shall receive this mail
 410         $result = SQL_QUERY_ESC("SELECT `admin_id` FROM `{?_MYSQL_PREFIX?}_admins_mails` WHERE `mail_template`='%s' ORDER BY `admin_id` ASC",
 411                 array($template), __FUNCTION__, __LINE__);
 412         if (SQL_NUMROWS($result) == 0) {
 413                 // Create new entry (to all admins)
 414                 SQL_QUERY_ESC("INSERT INTO `{?_MYSQL_PREFIX?}_admins_mails` (`admin_id`, `mail_template`) VALUES (0, '%s')",
 415                         array($template), __FUNCTION__, __LINE__);
 416         } else {
 417                 // Load admin IDs...
 418                 // @TODO This can be, somehow, rewritten
 419                 $adminIds = array();
 420                 while ($content = SQL_FETCHARRAY($result)) {
 421                         $adminIds[] = $content['admin_id'];
 422                 } // END - while
 423
 424                 // Free memory
 425                 SQL_FREERESULT($result);
 426
 427                 // Init result
 428                 $result = false;
 429
 430                 // "implode" IDs and query string
 431                 $adminId = implode(',', $adminIds);
 432                 if ($adminId == '-1') {
 433                         if (isExtensionActive('events')) {
 434                                 // Add line to user events
 435                                 EVENTS_ADD_LINE($subj, $message, $UID);
 436                         } else {
 437                                 // Log error for debug
 438                                 logDebugMessage(__FUNCTION__, __LINE__, sprintf("Extension 'events' missing: tpl=%s,subj=%s,UID=%s",
 439                                         $template,
 440                                         $subj,
 441                                         $UID
 442                                 ));
 443                         }
 444                 } elseif ($adminId == '0') {
 445                         // Select all email adresses
 446                         $result = SQL_QUERY("SELECT `email` FROM `{?_MYSQL_PREFIX?}_admins` ORDER BY `id` ASC",
 447                                 __FUNCTION__, __LINE__);
 448                 } else {
 449                         // If Admin-ID is not "to-all" select
 450                         $result = SQL_QUERY_ESC("SELECT `email` FROM `{?_MYSQL_PREFIX?}_admins` WHERE `id` IN (%s) ORDER BY `id` ASC",
 451                                 array($adminId), __FUNCTION__, __LINE__);
 452                 }
 453         }
 454
 455         // Load email addresses and send away
 456         while ($content = SQL_FETCHARRAY($result)) {
 457                 sendEmail($content['email'], $subj, $message);
 458         } // END - while
 459
 460         // Free memory
 461         SQL_FREERESULT($result);
 462 }
 463
 464 // [EOF]
 465 ?>