gosa-core/include/class_config.inc

   1 <?php
   2 /*
   3  * This code is part of GOsa (http://www.gosa-project.org)
   4  * Copyright (C) 2003-2008 GONICUS GmbH
   5  *
   6  * ID: $$Id$$
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21  */
  22
  23 class config  {
  24
  25   /* XML parser */
  26   var $parser;
  27   var $config_found= FALSE;
  28   var $tags= array();
  29   var $level= 0;
  30   var $gpc= 0;
  31   var $section= "";
  32   var $currentLocation= "";
  33
  34   /* Selected connection */
  35   var $current= array();
  36
  37   /* Link to LDAP-server */
  38   var $ldap= NULL;
  39   var $referrals= array();
  40
  41   /* Configuration data */
  42   var $data= array( 'TABS' => array(), 'LOCATIONS' => array(), 'SERVERS' => array(),
  43       'MAIN' => array(),
  44       'MENU' => array(), 'SERVICE' => array());
  45   var $basedir= "";
  46   var $config_version ="NOT SET";
  47
  48   /* Keep a copy of the current deparment list */
  49   var $departments= array();
  50   var $idepartments= array();
  51   var $adepartments= array();
  52   var $tdepartments= array();
  53   var $filename = "";
  54   var $last_modified = 0;
  55
  56   function config($filename, $basedir= "")
  57   {
  58     $this->parser = xml_parser_create();
  59     $this->basedir= $basedir;
  60
  61     xml_set_object($this->parser, $this);
  62     xml_set_element_handler($this->parser, "tag_open", "tag_close");
  63
  64     /* Parse config file directly? */
  65     if ($filename != ""){
  66       $this->parse($filename);
  67     }
  68   }
  69
  70
  71   function check_and_reload()
  72   {
  73     global $ui;
  74
  75     /* Check if class_location.inc has changed, this is the case
  76         if we have installed or removed plugins.
  77      */
  78     if(session::global_is_set("class_location.inc:timestamp")){
  79       $tmp = stat("../include/class_location.inc");
  80       if($tmp['mtime'] != session::global_get("class_location.inc:timestamp")){
  81         session::global_un_set("plist");
  82       }
  83     }
  84     $tmp = stat("../include/class_location.inc");
  85     session::global_set("class_location.inc:timestamp",$tmp['mtime']);
  86
  87     if($this->filename != "" && filemtime($this->filename) != $this->last_modified){
  88
  89       $this->config_found= FALSE;
  90       $this->tags= array();
  91       $this->level= 0;
  92       $this->gpc= 0;
  93       $this->section= "";
  94       $this->currentLocation= "";
  95
  96       $this->parser = xml_parser_create();
  97       xml_set_object($this->parser, $this);
  98       xml_set_element_handler($this->parser, "tag_open", "tag_close");
  99       $this->parse($this->filename);
 100       $this->set_current($this->current['NAME']);
 101     }
 102   }
 103
 104
 105   function parse($filename)
 106   {
 107     $this->data = array(
 108         "TABS"      => array(),
 109         "LOCATIONS" => array(),
 110         "MAIN"      => array(),
 111         "MENU"      => array(),
 112         "SERVICE"   => array());
 113
 114     $this->last_modified = filemtime($filename);
 115     $this->filename = $filename;
 116     $fh= fopen($filename, "r");
 117     $xmldata= fread($fh, 100000);
 118     fclose($fh);
 119     if(!xml_parse($this->parser, chop($xmldata))){
 120       $msg = sprintf(_("XML error in gosa.conf: %s at line %d"),
 121             xml_error_string(xml_get_error_code($this->parser)),
 122             xml_get_current_line_number($this->parser));
 123       msg_dialog::display(_("Configuration error"), $msg, FATAL_ERROR_DIALOG);
 124       exit;
 125     }
 126
 127     // Default schemacheck to "true"
 128     if(!isset($this->data['MAIN']['SCHEMACHECK'])){
 129       $this->data['MAIN']['SCHEMACHECK'] = "true";
 130     }
 131   }
 132
 133   function tag_open($parser, $tag, $attrs)
 134   {
 135     /* Save last and current tag for reference */
 136     $this->tags[$this->level]= $tag;
 137     $this->level++;
 138
 139     /* Trigger on CONF section */
 140     if ($tag == 'CONF'){
 141       $this->config_found= TRUE;
 142       if(isset($attrs['CONFIGVERSION'])){
 143         $this->config_version = $attrs['CONFIGVERSION'];
 144       }
 145     }
 146
 147     /* Return if we're not in config section */
 148     if (!$this->config_found){
 149       return;
 150     }
 151
 152     /* yes/no to true/false and upper case TRUE to true and so on*/
 153     foreach($attrs as $name => $value){
 154       if(preg_match("/^(true|yes)$/i",$value)){
 155         $attrs[$name] = "true";
 156       }elseif(preg_match("/^(false|no)$/i",$value)){
 157         $attrs[$name] = "false";
 158       }
 159     }
 160
 161     /* Look through attributes */
 162     switch ($this->tags[$this->level-1]){
 163
 164
 165       /* Handle tab section */
 166       case 'TAB':       $name= $this->tags[$this->level-2];
 167
 168                   /* Create new array? */
 169                   if (!isset($this->data['TABS'][$name])){
 170                     $this->data['TABS'][$name]= array();
 171                   }
 172
 173                   /* Add elements */
 174                   $this->data['TABS'][$name][]= $attrs;
 175                   break;
 176
 177                   /* Handle location */
 178       case 'LOCATION':
 179                   if ($this->tags[$this->level-2] == 'MAIN'){
 180                     $name= $attrs['NAME'];
 181                     $name = preg_replace("/[<>\"']/","",$name);
 182                     $attrs['NAME'] = $name;
 183                     $this->currentLocation= $name;
 184
 185                     /* Add location elements */
 186                     $this->data['LOCATIONS'][$name]= $attrs;
 187                   }
 188                   break;
 189
 190                   /* Handle referral tags */
 191       case 'REFERRAL':
 192                   if ($this->tags[$this->level-2] == 'LOCATION'){
 193                     $url= $attrs['URI'];
 194                     $server= preg_replace('!^([^:]+://[^/]+)/.*$!', '\\1', $url);
 195
 196                     /* Add location elements */
 197                     if (!isset($this->data['LOCATIONS'][$this->currentLocation]['REFERRAL'])){
 198                       $this->data['LOCATIONS'][$this->currentLocation]['REFERRAL']= array();
 199                     }
 200
 201                     $this->data['LOCATIONS'][$this->currentLocation]['REFERRAL'][$server]= $attrs;
 202                   }
 203                   break;
 204
 205                   /* Load main parameters */
 206       case 'MAIN':
 207                   $this->data['MAIN']= array_merge ($this->data['MAIN'], $attrs);
 208                   break;
 209
 210                   /* Load menu */
 211       case 'SECTION':
 212                   if ($this->tags[$this->level-2] == 'MENU'){
 213                     $this->section= $attrs['NAME'];
 214                     $this->data['MENU'][$this->section]= array(); ;
 215                   }
 216                   break;
 217
 218                   /* Inser plugins */
 219       case 'PLUGIN':
 220                   if ($this->tags[$this->level-3] == 'MENU' &&
 221                       $this->tags[$this->level-2] == 'SECTION'){
 222
 223                     $this->data['MENU'][$this->section][$this->gpc++]= $attrs;
 224                   }
 225                   if ($this->tags[$this->level-2] == 'SERVICEMENU'){
 226                     $this->data['SERVICE'][$attrs['CLASS']]= $attrs;
 227                   }
 228                   break;
 229     }
 230   }
 231
 232   function tag_close($parser, $tag)
 233   {
 234     /* Close config section */
 235     if ($tag == 'CONF'){
 236       $this->config_found= FALSE;
 237     }
 238     $this->level--;
 239   }
 240
 241
 242   function get_credentials($creds)
 243   {
 244     if (isset($_SERVER['HTTP_GOSA_KEY'])){
 245       if (!session::global_is_set('HTTP_GOSA_KEY_CACHE')){
 246         session::global_set('HTTP_GOSA_KEY_CACHE',array());
 247       }
 248       $cache = session::global_get('HTTP_GOSA_KEY_CACHE');
 249       if(!isset($cache[$creds])){
 250         $cache[$creds] = cred_decrypt($creds, $_SERVER['HTTP_GOSA_KEY']);
 251         session::global_set('HTTP_GOSA_KEY_CACHE',$cache);
 252       }
 253       return ($cache[$creds]);
 254     }
 255     return ($creds);
 256   }
 257
 258
 259   function get_ldap_link($sizelimit= FALSE)
 260   {
 261     if($this->ldap === NULL || !is_resource($this->ldap->cid)){
 262
 263       /* Build new connection */
 264       $this->ldap= ldap_init ($this->current['SERVER'], $this->current['BASE'],
 265           $this->current['ADMINDN'], $this->get_credentials($this->current['ADMINPASSWORD']));
 266
 267       /* Check for connection */
 268       if (is_null($this->ldap) || (is_int($this->ldap) && $this->ldap == 0)){
 269         $smarty= get_smarty();
 270         msg_dialog::display(_("LDAP error"), _("Cannot bind to LDAP. Please contact the system administrator."), FATAL_ERROR_DIALOG);
 271         exit();
 272       }
 273
 274       /* Move referrals */
 275       if (!isset($this->current['REFERRAL'])){
 276         $this->ldap->referrals= array();
 277       } else {
 278         $this->ldap->referrals= $this->current['REFERRAL'];
 279       }
 280
 281       if (!session::global_is_set('size_limit')){
 282         session::global_set('size_limit',$this->current['LDAPSIZELIMIT']);
 283         session::global_set('size_ignore',$this->current['LDAPSIZEIGNORE']);
 284       }
 285     }
 286
 287     $obj  = new ldapMultiplexer($this->ldap);
 288     if ($sizelimit){
 289       $obj->set_size_limit(session::global_get('size_limit'));
 290     } else {
 291       $obj->set_size_limit(0);
 292     }
 293     return($obj);
 294   }
 295
 296   function set_current($name)
 297   {
 298     $this->current= $this->data['LOCATIONS'][$name];
 299
 300     if (!isset($this->current['USERRDN'])){
 301       $this->current['USERRDN']= "ou=people";
 302     }
 303     if (!isset($this->current['GROUPRDN'])){
 304       $this->current['GROUPS']= "ou=groups";
 305     }
 306
 307     if (isset($this->current['INITIAL_BASE'])){
 308       session::global_set('CurrentMainBase',$this->current['INITIAL_BASE']);
 309     }
 310
 311     /* Remove possibly added ',' from end of group and people ou */
 312     $this->current['GROUPS'] = preg_replace("/,*$/","",$this->current['GROUPRDN']);
 313     $this->current['USERRDN'] = preg_replace("/,*$/","",$this->current['USERRDN']);
 314
 315     if (!isset($this->current['SAMBAMACHINEACCOUNTRDN'])){
 316       $this->current['SAMBAMACHINEACCOUNTRDN']= "ou=winstations,ou=systems";
 317     }
 318     if (!isset($this->current['ACCOUNTPRIMARYATTRIBUTE'])){
 319       $this->current['ACCOUNTPRIMARYATTRIBUTE']= "cn";
 320     }
 321     if (!isset($this->current['MINID'])){
 322       $this->current['MINID']= 100;
 323     }
 324     if (!isset($this->current['LDAPSIZELIMIT'])){
 325       $this->current['LDAPSIZELIMIT']= 200;
 326     }
 327     if (!isset($this->current['SIZEINGORE'])){
 328       $this->current['LDAPSIZEIGNORE']= TRUE;
 329     } else {
 330       if (preg_match("/true/i", $this->current['LDAPSIZEIGNORE'])){
 331         $this->current['LDAPSIZEIGNORE']= TRUE;
 332       } else {
 333         $this->current['LDAPSIZEIGNORE']= FALSE;
 334       }
 335     }
 336
 337     /* Sort referrals, if present */
 338     if (isset ($this->current['REFERRAL'])){
 339       $bases= array();
 340       $servers= array();
 341       foreach ($this->current['REFERRAL'] as $ref){
 342         $server= preg_replace('%^(.*)/[^/]+$%', '\\1', $ref['URI']);
 343         $base= preg_replace('%^.*/([^/]+)$%', '\\1', $ref['URI']);
 344         $bases[$base]= strlen($base);
 345         $servers[$base]= $server;
 346       }
 347       asort($bases);
 348       reset($bases);
 349     }
 350
 351     /* SERVER not defined? Load the one with the shortest base */
 352     if (!isset($this->current['SERVER'])){
 353       $this->current['SERVER']= $servers[key($bases)];
 354     }
 355
 356     /* BASE not defined? Load the one with the shortest base */
 357     if (!isset($this->current['BASE'])){
 358       $this->current['BASE']= key($bases);
 359     }
 360
 361     /* Convert BASE to have escaped special characters */
 362     $this->current['BASE']= @LDAP::convert($this->current['BASE']);
 363
 364     /* Parse LDAP referral informations */
 365     if (!isset($this->current['ADMINDN']) || !isset($this->current['ADMINPASSWORD'])){
 366       $url= $this->current['SERVER'];
 367       $referral= $this->current['REFERRAL'][$url];
 368       $this->current['ADMINDN']= $referral['ADMINDN'];
 369       $this->current['ADMINPASSWORD']= $referral['ADMINPASSWORD'];
 370     }
 371
 372     /* Load server informations */
 373     $this->load_servers();
 374   }
 375
 376   function load_servers ()
 377   {
 378     /* Only perform actions if current is set */
 379     if ($this->current === NULL){
 380       return;
 381     }
 382
 383     /* Fill imap servers */
 384     $ldap= $this->get_ldap_link();
 385     $ldap->cd ($this->current['BASE']);
 386
 387     /* Search mailMethod konfiguration in main section too
 388      */
 389     $this->current['MAILMETHOD'] = $this->get_cfg_value("mailMethod","");
 390     if (!isset($this->current['MAILMETHOD'])){
 391       $this->current['MAILMETHOD']= "";
 392     }
 393     if ($this->current['MAILMETHOD'] == ""){
 394       $ldap->search ("(objectClass=goMailServer)", array('cn'));
 395       $this->data['SERVERS']['IMAP']= array();
 396       while ($attrs= $ldap->fetch()){
 397         $name= $attrs['cn'][0];
 398         $this->data['SERVERS']['IMAP'][$name]=
 399           array(
 400               "server_dn"   => $attrs['dn'],
 401               "connect"     => "",
 402               "admin"       => "",
 403               "password"    => "",
 404               "sieve_server"=> "",
 405               "sieve_option"=> "",
 406               "sieve_port"  => "");
 407       }
 408     } else {
 409       $ldap->search ("(&(objectClass=goImapServer)(goImapSieveServer=*))",
 410                     array('goImapName', 'goImapConnect', 'goImapAdmin', 'goImapPassword',
 411             'goImapSieveServer', 'goImapSievePort'));
 412
 413       $this->data['SERVERS']['IMAP']= array();
 414
 415       while ($attrs= $ldap->fetch()){
 416
 417         /* Check if the given goImapSieveServer is in the new style "{cn:port/option}"
 418            or the old style just "cn".
 419          */
 420         if(preg_match("/\{/",$attrs['goImapSieveServer'][0])){
 421           $sieve_server = preg_replace("/^\{([^:]*).*$/","\\1",$attrs['goImapSieveServer'][0]);
 422           $sieve_option = preg_replace("/^[^:]*[^\/]*+\/(.*)\}$/","\\1",$attrs['goImapSieveServer'][0]);
 423         }else{
 424           $sieve_server = $attrs['goImapSieveServer'][0];
 425           $sieve_option = "";
 426         }
 427
 428         $pwd            = $attrs['goImapPassword'][0];
 429         $imap_admin     = $attrs['goImapAdmin'][0];
 430         $imap_connect   = $attrs['goImapConnect'][0];
 431         $imap_server    = $attrs['goImapName'][0];
 432         $sieve_port     = $attrs['goImapSievePort'][0];
 433
 434         $this->data['SERVERS']['IMAP'][$imap_server]=
 435             array(
 436             "server_dn"   => $attrs['dn'],
 437             "connect"     => $imap_connect,
 438             "admin"       => $imap_admin,
 439             "password"    => $pwd,
 440             "sieve_server"=> $sieve_server,
 441             "sieve_option"=> $sieve_option,
 442             "sieve_port"  => $sieve_port);
 443       }
 444     }
 445
 446     /* Get kerberos server. FIXME: only one is supported currently */
 447     $ldap->cd ($this->current['BASE']);
 448     $ldap->search ("(&(goKrbRealm=*)(goKrbAdmin=*)(objectClass=goKrbServer))");
 449     if ($ldap->count()){
 450       $attrs= $ldap->fetch();
 451       $this->data['SERVERS']['KERBEROS']= array( 'SERVER' => $attrs['cn'][0],
 452           'REALM' => $attrs['goKrbRealm'][0],
 453           'ADMIN' => $attrs['goKrbAdmin'][0]);
 454     }
 455
 456     /* Get cups server. FIXME: only one is supported currently */
 457     $ldap->cd ($this->current['BASE']);
 458     $ldap->search ("(objectClass=goCupsServer)");
 459     if ($ldap->count()){
 460       $attrs= $ldap->fetch();
 461       $this->data['SERVERS']['CUPS']= $attrs['cn'][0];
 462     }
 463
 464     /* Get fax server. FIXME: only one is supported currently */
 465     $ldap->cd ($this->current['BASE']);
 466     $ldap->search ("(objectClass=goFaxServer)");
 467     if ($ldap->count()){
 468       $attrs= $ldap->fetch();
 469       $this->data['SERVERS']['FAX']= array( 'SERVER' => $attrs['cn'][0],
 470           'LOGIN' => $attrs['goFaxAdmin'][0],
 471           'PASSWORD' => $attrs['goFaxPassword'][0]);
 472     }
 473
 474
 475     /* Get asterisk servers */
 476     $ldap->cd ($this->current['BASE']);
 477     $ldap->search ("(objectClass=goFonServer)");
 478     $this->data['SERVERS']['FON']= array();
 479     if ($ldap->count()){
 480       while ($attrs= $ldap->fetch()){
 481
 482         /* Add 0 entry for development */
 483         if(count($this->data['SERVERS']['FON']) == 0){
 484           $this->data['SERVERS']['FON'][0]= array(
 485               'DN'      => $attrs['dn'],
 486               'SERVER'  => $attrs['cn'][0],
 487               'LOGIN'   => $attrs['goFonAdmin'][0],
 488               'PASSWORD'  => $attrs['goFonPassword'][0],
 489               'DB'    => "gophone",
 490               'SIP_TABLE'   => "sip_users",
 491               'EXT_TABLE'   => "extensions",
 492               'VOICE_TABLE' => "voicemail_users",
 493               'QUEUE_TABLE' => "queues",
 494               'QUEUE_MEMBER_TABLE'  => "queue_members");
 495         }
 496
 497         /* Add entry with 'dn' as index */
 498         $this->data['SERVERS']['FON'][$attrs['dn']]= array(
 499             'DN'      => $attrs['dn'],
 500             'SERVER'  => $attrs['cn'][0],
 501             'LOGIN'   => $attrs['goFonAdmin'][0],
 502             'PASSWORD'  => $attrs['goFonPassword'][0],
 503             'DB'    => "gophone",
 504             'SIP_TABLE'   => "sip_users",
 505             'EXT_TABLE'   => "extensions",
 506             'VOICE_TABLE' => "voicemail_users",
 507             'QUEUE_TABLE' => "queues",
 508             'QUEUE_MEMBER_TABLE'  => "queue_members");
 509       }
 510     }
 511
 512
 513     /* Get glpi server */
 514     $ldap->cd ($this->current['BASE']);
 515     $ldap->search ("(&(objectClass=goGlpiServer)(cn=*)(goGlpiAdmin=*)(goGlpiDatabase=*))",array("cn","goGlpiPassword","goGlpiAdmin","goGlpiDatabase"));
 516     if ($ldap->count()){
 517       $attrs= $ldap->fetch();
 518       if(!isset($attrs['goGlpiPassword'])){
 519         $attrs['goGlpiPassword'][0] ="";
 520       }
 521       $this->data['SERVERS']['GLPI']= array(
 522           'SERVER'      => $attrs['cn'][0],
 523           'LOGIN'       => $attrs['goGlpiAdmin'][0],
 524           'PASSWORD'    => $attrs['goGlpiPassword'][0],
 525           'DB'          => $attrs['goGlpiDatabase'][0]);
 526     }
 527
 528
 529     /* Get logdb server */
 530     $ldap->cd ($this->current['BASE']);
 531     $ldap->search ("(objectClass=goLogDBServer)");
 532     if ($ldap->count()){
 533       $attrs= $ldap->fetch();
 534       if(!isset($attrs['gosaLogDB'][0])){
 535         $attrs['gosaLogDB'][0] = "gomon";
 536       }
 537       $this->data['SERVERS']['LOG']= array( 'SERVER' => $attrs['cn'][0],
 538           'LOGIN' => $attrs['goLogAdmin'][0],
 539           'DB' => $attrs['gosaLogDB'][0],
 540           'PASSWORD' => $attrs['goLogPassword'][0]);
 541     }
 542
 543
 544     /* GOsa logging databases */
 545     $ldap->cd ($this->current['BASE']);
 546     $ldap->search ("(objectClass=gosaLogServer)");
 547     if ($ldap->count()){
 548       while($attrs= $ldap->fetch()){
 549       $this->data['SERVERS']['LOGGING'][$attrs['cn'][0]]=
 550           array(
 551           'DN'    => $attrs['dn'],
 552           'USER'  => $attrs['goLogDBUser'][0],
 553           'DB'    => $attrs['goLogDB'][0],
 554           'PWD'   => $attrs['goLogDBPassword'][0]);
 555       }
 556     }
 557
 558
 559     /* Get NFS server lists */
 560     $tmp= array("default");
 561     $tmp2= array("default");
 562     $ldap->cd ($this->current['BASE']);
 563     $ldap->search ("(&(objectClass=goShareServer)(goExportEntry=*))");
 564     while ($attrs= $ldap->fetch()){
 565       for ($i= 0; $i<$attrs["goExportEntry"]["count"]; $i++){
 566         if(preg_match('/^[^|]+\|[^|]+\|NFS\|.*$/', $attrs["goExportEntry"][$i])){
 567           $path= preg_replace ("/^[^|]+\|[^|]+\|[^|]+\|[^|]+\|([^|]+).*$/", '\1', $attrs["goExportEntry"][$i]);
 568           $tmp[]= $attrs["cn"][0].":$path";
 569         }
 570         if(preg_match('/^[^|]+\|[^|]+\|NBD\|.*$/', $attrs["goExportEntry"][$i])){
 571           $path= preg_replace ("/^[^|]+\|[^|]+\|[^|]+\|[^|]+\|([^|]+).*$/", '\1', $attrs["goExportEntry"][$i]);
 572           $tmp2[]= $attrs["cn"][0].":$path";
 573         }
 574       }
 575     }
 576     $this->data['SERVERS']['NFS']= $tmp;
 577     $this->data['SERVERS']['NBD']= $tmp2;
 578
 579     /* Load Terminalservers */
 580     $ldap->cd ($this->current['BASE']);
 581     $ldap->search ("(objectClass=goTerminalServer)",array("cn","gotoSessionType"));
 582     $this->data['SERVERS']['TERMINAL']= array();
 583     $this->data['SERVERS']['TERMINAL'][]= "default";
 584     $this->data['SERVERS']['TERMINAL_SESSION_TYPES'] = array();
 585
 586
 587     while ($attrs= $ldap->fetch()){
 588       $this->data['SERVERS']['TERMINAL'][]= $attrs["cn"][0];
 589       if(isset( $attrs["gotoSessionType"]['count'])){
 590         for($i =0 ; $i < $attrs["gotoSessionType"]['count'] ; $i++){
 591           $this->data['SERVERS']['TERMINAL_SESSION_TYPES'][$attrs["cn"][0]][] = $attrs["gotoSessionType"][$i];
 592         }
 593       }
 594     }
 595
 596     /* Ldap Server
 597      */
 598     $this->data['SERVERS']['LDAP']= array();
 599     $ldap->cd ($this->current['BASE']);
 600     $ldap->search ("(&(objectClass=goLdapServer)(goLdapBase=*))");
 601     while ($attrs= $ldap->fetch()){
 602       $this->data['SERVERS']['LDAP'][$attrs['dn']] = $attrs;
 603     }
 604
 605     /* Get misc server lists */
 606     $this->data['SERVERS']['SYSLOG']= array("default");
 607     $this->data['SERVERS']['NTP']= array("default");
 608     $ldap->cd ($this->current['BASE']);
 609     $ldap->search ("(objectClass=goNtpServer)");
 610     while ($attrs= $ldap->fetch()){
 611       $this->data['SERVERS']['NTP'][]= $attrs["cn"][0];
 612     }
 613     $ldap->cd ($this->current['BASE']);
 614     $ldap->search ("(objectClass=goSyslogServer)");
 615     while ($attrs= $ldap->fetch()){
 616       $this->data['SERVERS']['SYSLOG'][]= $attrs["cn"][0];
 617     }
 618
 619     /* Get samba servers from LDAP, in case of samba3 */
 620     $this->data['SERVERS']['SAMBA']= array();
 621     $ldap->cd ($this->current['BASE']);
 622     $ldap->search ("(objectClass=sambaDomain)");
 623     while ($attrs= $ldap->fetch()){
 624       $this->data['SERVERS']['SAMBA'][$attrs['sambaDomainName'][0]]= array( "SID" =>"","RIDBASE" =>"");
 625       if(isset($attrs["sambaSID"][0])){
 626         $this->data['SERVERS']['SAMBA'][$attrs['sambaDomainName'][0]]["SID"]  = $attrs["sambaSID"][0];
 627       }
 628       if(isset($attrs["sambaAlgorithmicRidBase"][0])){
 629         $this->data['SERVERS']['SAMBA'][$attrs['sambaDomainName'][0]]["RIDBASE"] = $attrs["sambaAlgorithmicRidBase"][0];
 630       }
 631     }
 632
 633     /* If no samba servers are found, look for configured sid/ridbase */
 634     if (count($this->data['SERVERS']['SAMBA']) == 0){
 635       if (!isset($this->current["SAMBASID"]) || !isset($this->current["SAMBARIDBASE"])){
 636         msg_dialog::display(_("Configuration error"), _("sambaSID and/or sambaRidBase missing in the configuration!"), ERROR_DIALOG);
 637       } else {
 638         $this->data['SERVERS']['SAMBA']['DEFAULT']= array(
 639             "SID" => $this->current["SAMBASID"],
 640             "RIDBASE" => $this->current["SAMBARIDBASE"]);
 641       }
 642     }
 643
 644   }
 645
 646
 647   function get_departments($ignore_dn= "")
 648   {
 649     global $config;
 650
 651     /* Initialize result hash */
 652     $result= array();
 653     $administrative= array();
 654     $result['/']= $this->current['BASE'];
 655     $this->tdepartments= array();
 656
 657     /* Get all department types from department Management, to be able detect the department type.
 658         -It is possible that differnty department types have the same name,
 659          in this case we have to mark the department name to be able to differentiate.
 660           (e.g l=Name  or   o=Name)
 661      */
 662     $types = departmentManagement::get_support_departments();
 663
 664     /* Create a list of attributes to fetch */
 665     $ldap_values = array("objectClass","gosaUnitTag");
 666     $filter = "";
 667     foreach($types as $type){
 668       $ldap_values[] = $type['ATTR'];
 669       $filter .= "(objectClass=".$type['OC'].")";
 670     }
 671     $filter = "(&(objectClass=gosaDepartment)(|".$filter."))";
 672
 673     /* Get list of department objects */
 674     $ldap= $this->get_ldap_link();
 675     $ldap->cd ($this->current['BASE']);
 676     $ldap->search ($filter, $ldap_values);
 677     while ($attrs= $ldap->fetch()){
 678
 679       /* Detect department type */
 680       $type_data = array();
 681       foreach($types as $t => $data){
 682         if(in_array($data['OC'],$attrs['objectClass'])){
 683           $type_data = $data;
 684           break;
 685         }
 686       }
 687
 688       /* Unknown department type -> skip
 689        */
 690       if(!count($type_data)) continue;
 691
 692       $dn= $ldap->getDN();
 693       $this->tdepartments[$dn]= "";
 694
 695       /* Save administrative departments */
 696       if (in_array_ics("gosaAdministrativeUnit", $attrs['objectClass']) &&
 697           isset($attrs['gosaUnitTag'][0])){
 698         $administrative[$dn]= $attrs['gosaUnitTag'][0];
 699         $this->tdepartments[$dn]= $attrs['gosaUnitTag'][0];
 700       }
 701
 702       if (in_array_ics("gosaAdministrativeUnitTag", $attrs['objectClass']) &&
 703           isset($attrs['gosaUnitTag'][0])){
 704         $this->tdepartments[$dn]= $attrs['gosaUnitTag'][0];
 705       }
 706
 707       if ($dn == $ignore_dn){
 708         continue;
 709       }
 710
 711       $c_dn = convert_department_dn($dn)." (".$type_data['ATTR'].")";
 712
 713       /* Only assign non-root departments */
 714       if ($dn != $result['/']){
 715         $result[$c_dn]= $dn;
 716       }
 717     }
 718
 719     $this->adepartments= $administrative;
 720     $this->departments= $result;
 721   }
 722
 723
 724   function make_idepartments($max_size= 28)
 725   {
 726     global $config;
 727     $base = $config->current['BASE'];
 728                 $qbase = preg_quote($base, '/');
 729     $utags= isset($config->current['HONOURUNITTAGS']) && preg_match('/true/i', $config->current['HONOURUNITTAGS']);
 730
 731     $arr = array();
 732     $ui= get_userinfo();
 733
 734     $this->idepartments= array();
 735
 736     /* Create multidimensional array, with all departments. */
 737     foreach ($this->departments as $key => $val){
 738
 739       /* When using strict_units, filter non relevant parts */
 740       if ($utags){
 741         if ($ui->gosaUnitTag != '' && isset($this->tdepartments[$val]) &&
 742             $this->tdepartments[$val] != $ui->gosaUnitTag){
 743
 744                                                 #TODO: link with strict*
 745                                                 #continue;
 746         }
 747       }
 748
 749       /* Split dn into single department pieces */
 750       $elements = array_reverse(split(',',preg_replace("/$qbase$/",'',$val)));
 751
 752       /* Add last ou element of current dn to our array */
 753       $last = &$arr;
 754       foreach($elements as $key => $ele){
 755
 756         /* skip empty */
 757         if(empty($ele)) continue;
 758
 759         /* Extract department name */
 760         $elestr = trim(preg_replace('/^[^=]*+=/','', $ele),',');
 761         $nameA  = trim(preg_replace('/=.*$/','', $ele),',');
 762         if($nameA != 'ou'){
 763           $nameA = " ($nameA)";
 764         }else{
 765           $nameA = '';
 766         }
 767
 768         /* Add to array */
 769         if($key == (count($elements)-1)){
 770           $last[$elestr.$nameA]['ENTRY'] = $val;
 771         }
 772
 773         /* Set next array appending position */
 774         $last = &$last[$elestr.$nameA]['SUB'];
 775       }
 776     }
 777
 778
 779     /* Add base entry */
 780     $ret['/']['ENTRY']  = $base;
 781     $ret['/']['SUB']    = $arr;
 782     $this->idepartments= $this->generateDepartmentArray($ret,-1,$max_size);
 783   }
 784
 785
 786   /* Creates display friendly output from make_idepartments */
 787   function generateDepartmentArray($arr,$depth = -1,$max_size = 256)
 788   {
 789     $ret = array();
 790     $depth ++;
 791
 792     /* Walk through array */
 793     ksort($arr);
 794     foreach($arr as $name => $entries){
 795
 796       /* If this department is the last in the current tree position
 797        * remove it, to avoid generating output for it */
 798       if(count($entries['SUB'])==0){
 799         unset($entries['SUB']);
 800       }
 801
 802       /* Fix name, if it contains a replace tag */
 803       $name= preg_replace('/\\\\,/', ',', LDAP::fix($name));
 804
 805       /* Check if current name is too long, then cut it */
 806       if(mb_strlen($name, 'UTF-8')> $max_size){
 807         $name = mb_substr($name,0,($max_size-3), 'UTF-8')." ...";
 808       }
 809
 810       /* Append the name to the list */
 811       if(isset($entries['ENTRY'])){
 812         $a = "";
 813         for($i = 0 ; $i < $depth ; $i ++){
 814           $a.=".";
 815         }
 816         $ret[$entries['ENTRY']]=$a."&nbsp;".$name;
 817       }
 818
 819       /* recursive add of subdepartments */
 820       if(isset($entries['SUB'])){
 821         $ret = array_merge($ret,$this->generateDepartmentArray($entries['SUB'],$depth,$max_size));
 822       }
 823     }
 824
 825     return($ret);
 826   }
 827
 828   /* This function returns all available Shares defined in this ldap
 829    * There are two ways to call this function, if listboxEntry is true
 830    *  only name and path are attached to the array, in it is false, the whole
 831    *  entry will be parsed an atached to the result.
 832    */
 833   function getShareList($listboxEntry = false)
 834   {
 835     $tmp = get_sub_list("(&(objectClass=goShareServer)(goExportEntry=*))","server",get_ou("serverRDN"),
 836         $this->current['BASE'],array("goExportEntry","cn"), GL_NONE);
 837     $return =array();
 838     foreach($tmp as $entry){
 839
 840       if(isset($entry['goExportEntry']['count'])){
 841         unset($entry['goExportEntry']['count']);
 842       }
 843       if(isset($entry['goExportEntry'])){
 844         foreach($entry['goExportEntry'] as $export){
 845           $shareAttrs = split("\|",$export);
 846           if($listboxEntry) {
 847             $return[$shareAttrs[0]."|".$entry['cn'][0]] = $shareAttrs[0]." - ".$entry['cn'][0];
 848           }else{
 849             $return[$shareAttrs[0]."|".$entry['cn'][0]]['server']       = $entry['cn'][0];
 850             $return[$shareAttrs[0]."|".$entry['cn'][0]]['name']         = $shareAttrs[0];
 851             $return[$shareAttrs[0]."|".$entry['cn'][0]]['description']  = $shareAttrs[1];
 852             $return[$shareAttrs[0]."|".$entry['cn'][0]]['type']         = $shareAttrs[2];
 853             $return[$shareAttrs[0]."|".$entry['cn'][0]]['charset']      = $shareAttrs[3];
 854             $return[$shareAttrs[0]."|".$entry['cn'][0]]['path']         = $shareAttrs[4];
 855             $return[$shareAttrs[0]."|".$entry['cn'][0]]['option']       = $shareAttrs[5];
 856           }
 857         }
 858       }
 859     }
 860     return($return);
 861   }
 862
 863
 864   /* This function returns all available ShareServer */
 865   function getShareServerList()
 866   {
 867     global $config;
 868     $return = array();
 869     $ui = get_userinfo();
 870     $base = $config->current['BASE'];
 871     $res= get_sub_list("(&(objectClass=goShareServer)(goExportEntry=*))", "server",
 872           get_ou("serverRDN"), $base,array("goExportEntry","cn"),GL_NONE | GL_NO_ACL_CHECK);
 873
 874     foreach($res as $entry){
 875
 876         $acl = $ui->get_permissions($entry['dn'],"server","");
 877         if(isset($entry['goExportEntry']['count'])){
 878           unset($entry['goExportEntry']['count']);
 879         }
 880         foreach($entry['goExportEntry'] as $share){
 881           $a_share = split("\|",$share);
 882           $sharename = $a_share[0];
 883           $data= array();
 884           $data['NAME']   = $sharename;
 885           $data['ACL']    = $acl;
 886           $data['SERVER'] = $entry['cn']['0'];
 887           $data['SHARE']  = $sharename;
 888           $data['DISPLAY']= $entry['cn'][0]." [".$sharename."]";
 889           $return[$entry['cn'][0]."|".$sharename] = $data;
 890         }
 891     }
 892     return($return);
 893   }
 894
 895
 896   /* Check if there's the specified bool value set in the configuration */
 897   function boolValueIsTrue($section, $value)
 898   {
 899     $section= strtoupper($section);
 900     $value= strtoupper($value);
 901     if (isset($this->data[$section][$value])){
 902
 903       $data= $this->data[$section][$value];
 904       if (preg_match("/^true$/i", $data) || preg_match("/yes/i", $data)){
 905         return TRUE;
 906       }
 907
 908     }
 909
 910     return FALSE;
 911   }
 912
 913
 914   function __search(&$arr, $name, $return)
 915   {
 916     $return= strtoupper($return);
 917     if (is_array($arr)){
 918       foreach ($arr as &$a){
 919         if (isset($a['CLASS']) && strcasecmp($name, $a['CLASS']) == 0){
 920           return(isset($a[$return])?$a[$return]:"");
 921         } else {
 922           $res= $this->__search ($a, $name, $return);
 923           if ($res != ""){
 924             return $res;
 925           }
 926         }
 927       }
 928     }
 929     return ("");
 930   }
 931
 932
 933   function search($class, $value, $categories= "")
 934   {
 935     if (is_array($categories)){
 936       foreach ($categories as $category){
 937         $res= $this->__search($this->data[strtoupper($category)], $class, $value);
 938         if ($res != ""){
 939           return $res;
 940         }
 941       }
 942     } else {
 943       if ($categories == "") {
 944         return $this->__search($this->data, $class, $value);
 945       } else {
 946         return $this->__search($this->data[strtoupper($categories)], $class, $value);
 947       }
 948     }
 949
 950     return ("");
 951   }
 952
 953
 954   function get_cfg_value($name, $default= "") {
 955     $name= strtoupper($name);
 956
 957     /* Check if we have a current value for $name */
 958     if (isset($this->current[$name])){
 959       return ($this->current[$name]);
 960     }
 961
 962     /* Check if we have a global value for $name */
 963     if (isset($this->data["MAIN"][$name])){
 964       return ($this->data["MAIN"][$name]);
 965     }
 966
 967     return ($default);
 968   }
 969
 970
 971   function check_config_version()
 972   {
 973     /* Skip check, if we've already mentioned the mismatch
 974      */
 975     if(session::global_is_set("LastChecked") && session::global_get("LastChecked") == $this->config_version) return;
 976
 977     /* Remember last checked version
 978      */
 979     session::global_set("LastChecked",$this->config_version);
 980
 981     $current = md5(file_get_contents(CONFIG_TEMPLATE_DIR."/gosa.conf"));
 982
 983     /* Check contributed config version and current config version.
 984      */
 985     if(($this->config_version == "NOT SET") || ($this->config_version != $current && !empty($this->config_version))){
 986       msg_dialog::display(_("Configuration"),_("The configuration file you are using seems to be outdated. Please move the GOsa configuration file away to run the GOsa setup again."));
 987     }
 988   }
 989
 990
 991   /* On debian systems the session files are deleted with
 992    *  a cronjob, which detects all files older than specified
 993    *  in php.ini:'session.gc_maxlifetime' and removes them.
 994    * This function checks if the gosa.conf value matches the range
 995    *  defined by session.gc_maxlifetime.
 996    */
 997   function check_session_lifetime()
 998   {
 999     if(isset($this->data['MAIN']['SESSIONLIFETIME'])){
1000       $cfg_lifetime = $this->data['MAIN']['SESSIONLIFETIME'];
1001       $ini_lifetime = ini_get('session.gc_maxlifetime');
1002       $deb_system   = file_exists('/etc/debian_version');
1003       return(!($deb_system && ($ini_lifetime < $cfg_lifetime)));
1004     }else{
1005       return(TRUE);
1006     }
1007   }
1008
1009   /* Returns true if snapshots are enabled, and false if it is disalbed
1010      There will also be some errors psoted, if the configuration failed */
1011   function snapshotEnabled()
1012   {
1013     if($this->get_cfg_value("enableSnapshots") == "true"){
1014
1015       /* Check if the snapshot_base is defined */
1016       if ($this->get_cfg_value("snapshotBase") == ""){
1017
1018         /* Send message if not done already */
1019         if(!session::is_set("snapshotFailMessageSend")){
1020           session::set("snapshotFailMessageSend",TRUE);
1021           msg_dialog::display(_("Configuration error"),
1022               sprintf(_("The snapshot functionality is enabled, but the required variable '%s' is not set."),
1023                       "snapshotBase"), ERROR_DIALOG);
1024         }
1025         return(FALSE);
1026       }
1027
1028       /* Check if the snapshot_base is defined */
1029       if (!is_callable("gzcompress")){
1030
1031         /* Send message if not done already */
1032         if(!session::is_set("snapshotFailMessageSend")){
1033           session::set("snapshotFailMessageSend",TRUE);
1034           msg_dialog::display(_("Configuration error"),
1035               sprintf(_("The snapshot functionality is enabled, but the required compression module is missing. Please install '%s'."),"php5-zip / php5-gzip"), ERROR_DIALOG);
1036         }
1037         return(FALSE);
1038       }
1039
1040       /* check if there are special server configurations for snapshots */
1041       if ($this->get_cfg_value("snapshotURI") != ""){
1042
1043         /* check if all required vars are available to create a new ldap connection */
1044         $missing = "";
1045         foreach(array("snapshotURI","snapshotAdminDn","snapshotAdminPassword","snapshotBase") as $var){
1046           if($this->get_cfg_value($var) == ""){
1047             $missing .= $var." ";
1048
1049             /* Send message if not done already */
1050             if(!session::is_set("snapshotFailMessageSend")){
1051               session::set("snapshotFailMessageSend",TRUE);
1052               msg_dialog::display(_("Configuration error"),
1053                   sprintf(_("The snapshot functionality is enabled, but the required variable '%s' is not set."),
1054                     $missing), ERROR_DIALOG);
1055             }
1056             return(FALSE);
1057           }
1058                     }
1059             }
1060             return(TRUE);
1061     }
1062     return(FALSE);
1063   }
1064
1065 }
1066
1067 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1068 ?>