plugins/admin/systems/class_termDNS.inc

   1 <?php
   2
   3 class termDNS extends plugin
   4 {
   5   /* attribute list for save action */
   6   var $ignore_account = true;
   7   var $autonet        = false;
   8
   9   /* Basic informations
  10    */
  11   var $attributes     = array("ipHostNumber","macAddress");
  12   var $objectclasses  = array("whatever");
  13
  14   var $ipHostNumber   = "";    // IP address
  15   var $macAddress     = "";    // Mac address
  16   var $cn             = "";    // CN of currently edited device
  17   var $OrigCn         = "";    // Initial cn
  18   var $IPisMust       = false;
  19   var $MACisMust      = false;
  20   var $dialog;
  21
  22   /* DCHP Attributes
  23    */
  24   var $dhcpAttributes           = array("dhcpParentNode");
  25   var $dhcpEnabled              = FALSE;
  26   var $dhcp_is_Account          = FALSE;
  27   var $dhcpParentNodes          = array();
  28   var $dhcpParentNode           = "";
  29   var $dhcpHostEntry            = array();
  30   var $initial_dhcpParentNode   = "";
  31   var $initial_dhcpHostEntry    = array();
  32   var $initial_dhcp_is_Account  = FALSE;
  33
  34
  35   /* DNS attributes
  36    */
  37   var $DNSattributes            = array("dNSClass","zoneName","dNSTTL");
  38   var $DNS_is_Account           = false;
  39   var $DNSinitially_was_account = false;
  40   var $dnsEntry                 = array();
  41   var $DNSenabled               = false;
  42   var $hide_dns_check_box       = FALSE;
  43
  44   /*  Terminal dns
  45    */
  46   function termDNS ($config, $dn,$objectClasses,$IPisMust = false)
  47   {
  48     /* We need to know which objectClasses are used, to store the ip/mac
  49      * Because of different type of devices
  50      */
  51     $this->objectclasses  =  $objectClasses;
  52     $this->IPisMust       = $IPisMust;
  53
  54     plugin::plugin ($config, $dn);
  55
  56     if(isset($this->attrs['cn'][0])){
  57       $this->OrigCn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  58       $this->cn = preg_replace("/\\\$\$/","",$this->attrs['cn'][0]);
  59     }
  60
  61
  62     /************
  63      * DHCP
  64      ************/
  65
  66     /* Hide all dhcp specific code, if dhcp plugin is not present in config */
  67     $dhcpEnabled = FALSE;
  68     foreach($this->config->data['TABS']['SERVTABS'] as $tab){
  69       if(preg_match("/^servdhcp$/",$tab['CLASS'])){
  70         $this->dhcpEnabled = TRUE;
  71       }
  72     }
  73     if($this->dhcpEnabled){
  74       $this->dhcpParentNodes = $this->get_dhcp_parent_nodes();
  75       $this->dhcpParentNode  = $this->get_dhcp_parent_node();
  76       if($this->dhcpParentNode){
  77         $this->dhcp_is_Account = TRUE;
  78         $this->initial_dhcp_is_Account = TRUE;
  79         $this->dhcpHostEntry  = $this->get_dhcp_host_entry();
  80       }
  81       $this->initial_dhcpHostEntry = $this->dhcpHostEntry;
  82       $this->initial_dhcpParentNode= $this->dhcpParentNode;
  83     }
  84
  85
  86     /************
  87      * Autonetwork hook
  88      ************/
  89
  90     /* Do we have autonet support? */
  91     if (isset($this->config->data['MAIN']['AUTO_NETWORK_HOOK'])){
  92       $this->autonet= true;
  93     }
  94
  95
  96     /************
  97      * DNS
  98      ************/
  99
 100     /* Hide all dns specific code, if dns is not available
 101      */
 102     $DNSenabled = false;
 103     foreach($this->config->data['TABS']['SERVTABS'] as $tab){
 104       if(preg_match("/^servdns$/i",$tab['CLASS'])){
 105         $this->DNSenabled = true;
 106       }
 107     }
 108     if(!$this->DNSenabled){
 109       $this->DNS_is_account = false;
 110       return;
 111     }
 112
 113     if($this->DNSenabled){
 114
 115       /* Get Zones
 116        */
 117       $this->Zones        = getAvailableZones($config);
 118
 119       /* Get Entry
 120        */
 121       $this->dnsEntry     = getDNSHostEntries($config,$this->OrigCn);
 122
 123       /* Remove A record which equals $this->ipHostNumber
 124        */
 125       $ptr = $this->get_pTRRecord();
 126       foreach($this->dnsEntry['RECORDS'] as $key => $rec){
 127         if(($rec['type'] == "aRecord") && ($rec['value'] == $this->ipHostNumber)){
 128           unset($this->dnsEntry['RECORDS'][$key]);
 129         }
 130         if(($rec['type'] == "pTRRecord") && ($rec['value'] == $ptr)){
 131           unset($this->dnsEntry['RECORDS'][$key]);
 132         }
 133       }
 134
 135       /* Get Record types
 136        */
 137       $this->RecordTypes  = getDnsRecordTypes();
 138
 139       /* If there is at least one entry in this -> types, we have DNS enabled
 140        */
 141       if($this->dnsEntry['exists']){
 142         $this->DNS_is_account = true;
 143       }else{
 144         $this->DNS_is_account = false;
 145       }
 146
 147     }
 148
 149     /* Store initally account settings
 150      */
 151     $this->DNSinitially_was_account = $this->DNS_is_account;
 152   }
 153
 154
 155   function netmaskIsCoherent($idZone)
 156   {
 157     $netmask = FlipIp(str_replace(".in-addr.arpa","",getNameFromMix($idZone)));
 158     if(!strstr($this->ipHostNumber, $netmask)){
 159       return false;
 160     }else{
 161       return true;
 162     }
 163   }
 164
 165
 166   function getVarsForSaving($attrs)
 167   {
 168     foreach($this->attributes as $attr){
 169       if(!empty($this->$attr)){
 170         $attrs[$attr] = $this->$attr;
 171       }
 172     }
 173     return($attrs);
 174   }
 175
 176   function execute()
 177   {
 178           /* Call parent execute */
 179     $smarty= get_smarty();
 180     $display= "";
 181
 182     $smarty->assign("staticAddress", "");
 183     $smarty->assign("autonet", $this->autonet);
 184
 185     /* Check for autonet button */
 186     if ($this->autonet && isset($_POST['autonet'])){
 187       $cmd= $this->config->data['MAIN']['AUTO_NETWORK_HOOK'];
 188       if(!empty($cmd) && $this->cn != ""){
 189         $res = shell_exec($cmd." ".$this->cn);
 190         if(!$res){
 191           print_red(sprintf(_("Can't execute specified AUTO_NETWORK_HOOK '%s'. Please check your gosa.conf."),$cmd));
 192         } else {
 193           $res= split(';', trim($res));
 194           if (isset($res[0]) && $res[0] != ""){
 195             $this->ipHostNumber= $res[0];
 196           }
 197           if (isset($res[1]) && $res[1] != ""){
 198             $this->macAddress= $res[1];
 199           }
 200         }
 201       }
 202     }
 203
 204
 205
 206     /**********
 207      * DHCP Handling
 208      **********/
 209
 210     if(isset($_POST['dhcpEditOptions'])){
 211
 212       if(count($this->dhcpHostEntry) == 0){
 213         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 214       }else{
 215         $this->dialog = new dhcpHost($this->dhcpHostEntry,TRUE);
 216       }
 217       $this->dialog->cn = $this->cn;
 218       $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 219       if(!empty($this->ipHostNumber)){
 220         $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 221       }
 222     }
 223
 224     if(isset($_POST['cancel_dhcp'])){
 225       $this->dialog = FALSE;
 226     }
 227
 228     if(isset($_POST['save_dhcp'])){
 229       $this->dialog->save_object();
 230
 231       $msgs = $this->dialog->check(array());
 232       if(count($msgs)){
 233         foreach($msgs as $msg){
 234           print_red($msg);
 235         }
 236       }else{
 237         $this->dhcpHostEntry = $this->dialog->save();
 238         $this->dialog = FALSE;
 239       }
 240     }
 241
 242     if(isset($this->dialog) && $this->dialog != FALSE){
 243       $this->dialog->save_object();
 244       return($this->dialog->execute());
 245     }
 246
 247     $smarty->assign("dhcpEnabled",    $this->dhcpEnabled);
 248     $smarty->assign("dhcp_is_Account",$this->dhcp_is_Account);
 249     $smarty->assign("dhcpParentNode", $this->dhcpParentNode);
 250     $smarty->assign("dhcpParentNodes",$this->dhcpParentNodes);
 251     $smarty->assign("dhcpParentNodeCnt",count($this->dhcpParentNodes));
 252
 253     /* There is no dns available
 254      */
 255     if($this->DNSenabled == false){
 256
 257       /* Is IP address must ? */
 258       $smarty->assign("DNS_is_account",false);
 259       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 260
 261       /* Assign smarty all non DNs attributes */
 262       foreach($this->attributes as $attr){
 263         $smarty->assign($attr,$this->$attr);
 264         $smarty->assign($attr."ACL",chkacl($this->acl,$attr));
 265       }
 266       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 267
 268       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 269     }else{
 270       $smarty->assign("DNS_is_account",true);
 271
 272       /* Add new empty array to our record list */
 273       if(isset($_POST['AddNewRecord'])){
 274         $this->dnsEntry['RECORDS'][]  =array("type"=>"aRecord","value"=>"");
 275       }
 276
 277       /* Handle all posts */
 278       $only_once =true;
 279       foreach($_POST as $name => $value){
 280
 281         /* Check if we have to delete a record entry */
 282         if((preg_match("/RemoveRecord_/",$name))&&($only_once)) {
 283
 284           /* Avoid performing this once again */
 285           $only_once = false;
 286
 287           /* Extract id for specified entry */
 288           $id = preg_replace("/RemoveRecord_/","",$name);
 289           $id = preg_replace("/_.*$/","",$id);
 290
 291           /* Delete this record, mark edited entries to be able to delete them */
 292           if(isset($this->dnsEntry['RECORDS'][$id])){
 293             unset($this->dnsEntry['RECORDS'][$id]);
 294           }
 295         }
 296       }
 297
 298       /* Assign smarty all non DNs attributes */
 299       foreach($this->attributes as $attr){
 300         $smarty->assign($attr,$this->$attr);
 301         $smarty->assign($attr."ACL",chkacl($this->acl,$attr));
 302       }
 303
 304       /* Assign smarty all DNS attributes */
 305       foreach($this->DNSattributes as $attr){
 306         $smarty->assign($attr,$this->dnsEntry[$attr]);
 307         $smarty->assign($attr."ACL",chkacl($this->acl,$attr));
 308       }
 309
 310       /* Assign all needed vars */
 311       $smarty->assign("DNSaccountACL",chkacl($this->acl,"termDNS"));
 312
 313       $smarty->assign("DNSAccount",$this->DNS_is_account);
 314       $smarty->assign("hide_dns_check_box",$this->hide_dns_check_box);
 315
 316       $smarty->assign("Zones",$this->Zones);
 317       $smarty->assign("ZoneCnt",count($this->Zones));
 318       $smarty->assign("ZoneKeys",($this->Zones));
 319       $smarty->assign("IPisMust",(($this->IPisMust)||($this->DNS_is_account)));
 320
 321       /* Create zone array */
 322       $idZones = array();
 323       foreach($this->Zones as $id => $zone){
 324         if($this->netmaskIsCoherent($id)) {
 325           $idZones[$id] = $zone;
 326         }else{
 327           $idZones[$id] = $zone."&nbsp;("._("Not matching").")";
 328         }
 329       }
 330       $smarty->assign("Zones",$idZones);
 331       $smarty->assign("ZoneKeys", $this->Zones);
 332
 333       $tmp = $this->generateRecordsList();
 334
 335       $changeStateForRecords = $tmp['changeStateForRecords'];
 336
 337       $smarty->assign("records",$tmp['str']);
 338       $smarty->assign("changeStateForRecords",$changeStateForRecords);
 339       $smarty->assign("staticAddress","<font class=\"must\">*</font>");
 340
 341       $display.= $smarty->fetch(get_template_path('network.tpl', TRUE));
 342     }
 343     return($display);
 344   }
 345
 346
 347   function remove_from_parent()
 348   {
 349     if($this->DNSinitially_was_account){
 350       $ldap = $this->config->get_ldap_link();
 351       $tmp = array();
 352       $this->dnsEntry['exists'] = false;
 353       $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 354
 355       /* Delete dns */
 356       foreach($tmp['del'] as $dn => $del){
 357         $ldap->cd($dn);
 358         $ldap->rmdir_recursive($dn);
 359         show_ldap_error("Record:".$ldap->get_error(), _("Removing terminal from DNS object failed"));
 360       }
 361     }
 362   }
 363
 364
 365   /* Save data to object */
 366   function save_object()
 367   {
 368     /* Save all posted vars */
 369     plugin::save_object();
 370
 371
 372     /* Handle DHCP Posts*/
 373     if($this->dhcpEnabled && isset($_POST['network_tpl_posted'])){
 374       foreach($this->dhcpAttributes as $attr){
 375         if(isset($_POST[$attr])){
 376           $this->$attr = $_POST[$attr];
 377         }
 378       }
 379       if(isset($_POST['dhcp_is_Account'])){
 380         $this->dhcp_is_Account = TRUE;
 381       }else{
 382         $this->dhcp_is_Account = FALSE;
 383       }
 384     }
 385
 386
 387     /* Get dns attributes */
 388     if(($this->DNSenabled) && (isset($_POST['network_tpl_posted'])) && chkacl($this->acl,"termDNS") == ""){
 389
 390       /* Check for posted record changes */
 391       if(is_array($this->dnsEntry['RECORDS'])){
 392         foreach($this->dnsEntry['RECORDS'] as $key => $value){
 393
 394           /* Check if type has changed */
 395           if(isset($_POST['RecordTypeSelectedFor_'.$key])){
 396             $this->dnsEntry['RECORDS'][$key]['type'] = $_POST['RecordTypeSelectedFor_'.$key];
 397           }
 398           /* Check if value has changed */
 399           if(isset($_POST['RecordValue_'.$key])){
 400             $this->dnsEntry['RECORDS'][$key]['value'] = $_POST['RecordValue_'.$key];
 401           }
 402         }
 403       }
 404       /* Get all basic DNS attributes (TTL, Clas ..)*/
 405       foreach($this->DNSattributes as $attr){
 406         if(isset($_POST[$attr])){
 407           $this->dnsEntry[$attr] = $_POST[$attr];
 408         }
 409       }
 410
 411       /* Enable diable DNS */
 412       if(isset($_POST['enableDNS'])){
 413         $this->DNS_is_account = true;
 414       }else{
 415         $this->DNS_is_account = false;
 416       }
 417       if($this->hide_dns_check_box){
 418         $this->DNS_is_account = true;
 419       }
 420     }
 421   }
 422
 423
 424   /* Check supplied data */
 425   function check()
 426   {
 427     /* Call common method to give check the hook */
 428     $message= plugin::check();
 429
 430     if($this->dhcpEnabled && $this->dhcp_is_Account && $this->dhcpParentNode != "" && count($this->dhcpHostEntry) == 0){
 431 #      $message[] =_("You have not configured your dhcp settings yet.");
 432     }
 433
 434     /* Check if ip must be given
 435      */
 436     if(($this->IPisMust)||($this->DNS_is_account)){
 437
 438       /* Check if ip is empty
 439        */
 440       if ($this->ipHostNumber == "" && chkacl ($this->acl, "ipHostNumber") == ""){
 441         $message[]= _("The required field 'IP-address' is not set.");
 442       }
 443
 444     }
 445
 446     /* check if given ip is valid ip */
 447     if ($this->ipHostNumber != "" && !is_ip($this->ipHostNumber)){
 448       $message[]= _("Wrong IP format in field IP-address.");
 449     }
 450
 451     if($this->MACisMust || $this->dhcp_is_Account){
 452       /* Check if mac is empty
 453        */
 454       if ($this->macAddress == "" && chkacl ($this->acl, "macAddress") == ""){
 455         $message[]= _("The required field 'MAC-address' is not set.");
 456       }
 457     }
 458
 459     /* Check if given mac is valid mac
 460      */
 461     if(!empty($this->macAddress) && !is_mac($this->macAddress)){
 462       $message[]=(_("The given macaddress is invalid. There must be 6 2byte segments seperated by ':'."));
 463     }
 464
 465     /* only perfrom this checks if this is a valid DNS account */
 466     if($this->DNS_is_account){
 467
 468       $checkArray = array();
 469       $onlyOnce   = array();
 470
 471       $tmp = array_flip($this->Zones);
 472       $tmp2 = $tmp[$this->dnsEntry['zoneName']];
 473       if(!$this->netmaskIsCoherent($tmp2)){ //this->dnsEntry['zoneName'])){
 474         $tmp2 = preg_replace("/^.*\//","",$tmp2);
 475         $message[] =sprintf(_("The specified IP address '%s' is not matching the selected reverse zone entry '%s'."),$this->ipHostNumber,$tmp2);
 476       }
 477
 478                         // There can be many CNAME records
 479       //$onlyOnce['cNAMERecord'] = 0;
 480
 481       /* Walk through all entries and detect duplicates or mismatches
 482        */
 483       foreach($this->dnsEntry['RECORDS'] as $name => $values){
 484
 485         /* Count record values, to detect duplicate entries for a specific record
 486          */
 487         if(!isset($checkArray[$values['type']][$values['value']])){
 488           $checkArray[$values['type']][$values['value']] = 0;
 489         }else{
 490           $message[] = sprintf(_("Found duplicate value for record type '%s'."),$values['type']);
 491         }
 492
 493         /* Check if given entries in $onlyOnce are used more than once
 494          */
 495         if(isset($onlyOnce[$values['type']])){
 496           $onlyOnce[$values['type']] ++;
 497           if($onlyOnce[$values['type']] > 1){
 498             $message[] = sprintf(_("Found more than one entry for the uniqe record type '%s'."),$values['type']);
 499           }
 500         }
 501
 502         /* Skip txt record ...
 503          */
 504         if($values['type'] == "tXTRecord") continue;
 505
 506         /* Check if there is an aRecord defined which uses the same IP as used in IPhostAddress
 507          */
 508         if(($values['type'] == "aRecord")&&($values['value'] == $this->ipHostNumber)){
 509           $message[]=sprintf(_("The device IP '%s' is added as 'A Record', this will be done automatically, please remove the record."),
 510                $this->ipHostNumber);
 511         }
 512
 513         /* only lower-case is allowed in record entries ...
 514          */
 515         if($values['value'] != strtolower($values['value'])){
 516           $message[] = sprintf(_("Only lowercase is allowed, please check your '%ss'."),$values['type']);
 517         }
 518       }
 519     }
 520     return ($message);
 521   }
 522
 523
 524   /* Save to LDAP */
 525   function save($dn)
 526   {
 527     $ldap= $this->config->get_ldap_link();
 528
 529     /*******************/
 530     /* IP-MAC HANDLING */
 531     /*******************/
 532
 533     /* $dn was posted as parameter */
 534     $this->dn = $dn;
 535
 536     /* Save DNS setting & ip/Mac*/
 537     plugin::save();
 538
 539     /* Write back to ldap */
 540     $ldap->cd($this->dn);
 541     $this->cleanup();
 542     $ldap->modify ($this->attrs);
 543
 544     /****************/
 545     /* DHCP HANDLING */
 546     /****************/
 547
 548     /* New entry */
 549     if($this->dhcpEnabled){
 550
 551       if(count($this->dhcpHostEntry) == 0){
 552         $this->dialog = new dhcpHost($this->dhcpParentNode,TRUE);
 553         $this->dialog->cn = $this->cn;
 554         $this->dialog->dhcpHWAddress = "ethernet ".$this->macAddress;
 555         if(!empty($this->ipHostNumber)){
 556           $this->dialog->statements['fixed-address'] = $this->ipHostNumber;
 557         }
 558         $this->dialog->execute();
 559         $this->dialog->save_object();
 560         $this->dhcpHostEntry = $this->dialog->save();
 561         if(count($this->dhcpHostEntry['dhcpOption']) == 0){
 562           $this->dhcpHostEntry['dhcpOption']= array("host-name ".$this->cn);
 563         }
 564       }
 565
 566       /* Write mac address to dhcp settings */
 567       if($this->dhcp_is_Account){
 568         if(!isset($this->dhcpHostEntry['dhcpHWAddress'][0]) ||
 569             !preg_match("/ethernet ".$this->macAddress."/",$this->dhcpHostEntry['dhcpHWAddress'][0])){
 570           $this->dhcpHostEntry['dhcpHWAddress'] = array("ethernet ".$this->macAddress);
 571           $this->dhcpHostEntry['MODIFIED'] = TRUE;
 572         }
 573       }
 574
 575       /* Updated IP host number */
 576       if($this->dhcp_is_Account){
 577         foreach($this->dhcpHostEntry['dhcpStatements'] as $id => $value){
 578           if(preg_match("/^fixed-address/",$value)){
 579             $this->dhcpHostEntry['dhcpStatements'][$id] = "fixed-address ".$this->ipHostNumber;
 580             $this->dhcpHostEntry['MODIFIED'] = TRUE;
 581           }
 582         }
 583       }
 584
 585       /* Unset dhcpStatements if this attribute is empty  */
 586       if(isset($this->dhcpHostEntry['dhcpStatements']) &&
 587           ($this->dhcpHostEntry['dhcpStatements'] == "" || count($this->dhcpHostEntry['dhcpStatements']) == 0) ){
 588         unset($this->dhcpHostEntry['dhcpStatements']);
 589       }
 590
 591       /* DHCP removed */
 592       if($this->initial_dhcp_is_Account && !$this->dhcp_is_Account){
 593         $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 594         show_ldap_error($ldap->get_error(),_("Removing dhcp entry for this object failed."));
 595
 596         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 597         $tmp->handle_post_events("remove");
 598       }
 599
 600       /* DHCP Added */
 601       if(!$this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 602
 603         $dn = "cn=".$this->cn.",".$this->dhcpParentNode;
 604
 605         $attrs = $this->dhcpHostEntry;
 606         $attrs['cn'] = $this->cn;
 607
 608         unset($attrs['MODIFIED']);
 609         unset($attrs['dn']);
 610         $ldap->cd($dn);
 611         $res = $ldap->add($attrs);
 612
 613         $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 614         $tmp->handle_post_events("add");
 615
 616 #        print_a($attrs);
 617 #        print("cn=".$this->cn.",".$this->dhcpParentNode);
 618         show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 619       }
 620
 621       /* DHCP still activated */
 622       if($this->initial_dhcp_is_Account && $this->dhcp_is_Account){
 623
 624         /* DHCP node changed */
 625         if(($this->initial_dhcpParentNode != $this->dhcpParentNode) ||
 626            ($this->cn != $this->OrigCn)){
 627           $attrs = $this->dhcpHostEntry;
 628           $attrs['cn'] = $this->cn;
 629           unset($attrs['dn']);
 630           unset($attrs['MODIFIED']);
 631           $ldap->cd("cn=".$this->cn.",".$this->dhcpParentNode);
 632           $res = $ldap->add($attrs);
 633
 634           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 635           $tmp->handle_post_events("modify");
 636
 637           show_ldap_error($ldap->get_error(),_("Tried to add new dhcp entry failed."));
 638           if($res){
 639             $ldap->rmdir_recursive($this->dhcpHostEntry['dn']);
 640             show_ldap_error($ldap->get_error(),_("Removing old dhcp entry failed."));
 641           }
 642         }
 643
 644         /* SAME node but modified */
 645         if(isset($this->dhcpHostEntry['MODIFIED']) && $this->dhcpHostEntry['MODIFIED'] == 1  &&
 646             $this->initial_dhcpParentNode == $this->dhcpParentNode){
 647           $attrs = $this->dhcpHostEntry;
 648           unset($attrs['dn']);
 649           unset($attrs['MODIFIED']);
 650           $ldap->cd($this->dhcpHostEntry['dn']);
 651           $ldap->modify($attrs);
 652
 653           $tmp = new servdhcp($this->config,$this->dhcpParentNode);
 654           $tmp->handle_post_events("modify");
 655
 656           show_ldap_error($ldap->get_error(),_("Modifying dhcp entry failed."));
 657         }
 658       }
 659     }
 660
 661
 662     /****************/
 663     /* DNS HANDLING */
 664     /****************/
 665
 666     /* If isn't DNS account but initially was DNS account
 667        remove all DNS entries
 668      */
 669     if((!$this->DNSenabled) || (!$this->DNS_is_account && !$this->DNSinitially_was_account)){
 670       return;
 671     }else{
 672
 673       /* Add ipHostNumber to aRecords
 674        */
 675       if(!empty($this->ipHostNumber)){
 676         $this->dnsEntry['RECORDS'][] = array("type"=>"aRecord","value"=>$this->ipHostNumber);
 677         $ptr = $this->get_pTRRecord();
 678         if(!empty($ptr)){
 679           $this->dnsEntry['RECORDS'][] = array("type"=>"pTRRecord","value"=>$ptr);
 680         }
 681       }
 682
 683       /* Create diff and follow instructions
 684        * If Account was disabled, remove account by setting exists to false
 685        */
 686       if((!$this->DNS_is_account)&&($this->DNSinitially_was_account)){
 687         $this->dnsEntry['exists'] = false;
 688         $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 689       }else{
 690         $this->dnsEntry['exists'] = $this->DNS_is_account;
 691         $tmp = getDNSHostEntriesDiff($this->config,$this->OrigCn,$this->dnsEntry,$this->cn);
 692       }
 693
 694       /* move follwoing entries
 695        */
 696       foreach($tmp['move'] as $src => $dst){
 697         $this->recursive_move($src,$dst);
 698       }
 699
 700       /* Delete dns */
 701       foreach($tmp['del'] as $dn => $del){
 702         $ldap->cd($dn);
 703         $ldap->rmdir_recursive($dn);
 704       }
 705
 706       /* Add || Update new DNS entries
 707        */
 708       foreach($tmp['add'] as $dn => $attrs){
 709         $ldap->cd($dn);
 710         $ldap->cat($dn, array('dn'));
 711         if(count($ldap->fetch())){
 712           $ldap->cd($dn);
 713           $ldap->modify ($attrs);
 714         }else{
 715           $ldap->cd($dn);
 716           $ldap->add($attrs);
 717         }
 718       }
 719
 720       /* Display errors
 721        */
 722       if($ldap->get_error() != "Success"){
 723         show_ldap_error("Record:".$ldap->get_error(), _("Saving terminal to DNS object failed"));
 724       }
 725
 726       /* Handle post event */
 727       $tmp = new servdns($this->config,$this->dn);
 728       $tmp->handle_post_events("modify");
 729     }
 730   }
 731
 732   /*  Create html table with all used record types
 733    */
 734   function generateRecordsList()
 735   {
 736     $changeStateForRecords = "";
 737
 738     if(!$this->DNS_is_account) {
 739       $str = "<input type='submit' value='"._("Add")."' name='AddNewRecord' id='AddNewRecord' disabled='disabled'>";
 740       return $str;
 741     }
 742
 743     $str = "<table summary='' width='100%'>";
 744     foreach($this->dnsEntry['RECORDS'] as $key => $entry){
 745
 746         $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 747         $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 748         $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 749
 750         $str.=" <tr>".
 751           "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 752           "   <td><input ".chkacl($this->acl,"termDNS")." type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 753           "   <td><input ".chkacl($this->acl,"termDNS")." type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 754           "</tr>";
 755     }
 756
 757     $str.= "  <tr>".
 758            "    <td colspan=2 width='50%'></td><td>".
 759            "      <input type='submit' value='"._("Add")."' name='AddNewRecord' ".chkacl($this->acl,"termDNS")." >".
 760            "    </td>".
 761            "  </tr>".
 762            "</table>";
 763      $ret =  array("str" => $str, "changeStateForRecords" => $changeStateForRecords);
 764     return($ret);
 765   }
 766
 767
 768   /* Create a html select box which allows us to select different types of records
 769    */
 770   function generateRecordListBox($selected,$name)
 771   {
 772     $str = "<select ".chkacl($this->acl,"termDNS")."  name='".$name."' id='".$name."'>";
 773     foreach($this->RecordTypes as $type => $value){
 774       $use = "";
 775       if($type == $selected){
 776         $use = " selected ";
 777       }
 778       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 779     }
 780     $str.="</select>";
 781     return($str);
 782   }
 783
 784
 785   function get_dhcp_host_entry()
 786   {
 787     $attrs = array();
 788     $dn = $this->get_dhcp_host_entry_dn();
 789     if($dn){
 790       $ldap = $this->config->get_ldap_link();
 791       $ldap->cd($this->config->current['BASE']);
 792       $ldap->cat($dn,array("*"));
 793       if($ldap->count()){
 794         $attrs = $ldap->fetch();
 795         foreach($attrs as $key => $value){
 796           if(is_numeric($key) || ($key == "count")){
 797             unset($attrs[$key]);
 798           }
 799           if(is_array($value) && isset($value['count'])){
 800             unset($attrs[$key]['count']);
 801           }
 802         }
 803       }
 804     }
 805     return($attrs);
 806   }
 807
 808
 809   function get_dhcp_host_entry_dn()
 810   {
 811     $ldap = $this->config->get_ldap_link();
 812     $ldap->cd($this->config->current['BASE']);
 813     $ldap->search ("(&(objectClass=dhcpHost)(cn=".$this->cn."))",array("cn","dn"));
 814
 815     if($ldap->count()){
 816       $attr = $ldap->fetch();
 817       return($attr['dn']);
 818     }else{
 819       return("");
 820     }
 821   }
 822
 823
 824   function get_dhcp_parent_node()
 825   {
 826     return(preg_replace("/^cn=".normalizePreg($this->cn).",/","",$this->get_dhcp_host_entry_dn()));
 827   }
 828
 829
 830   function get_dhcp_parent_nodes()
 831   {
 832     $ldap = $this->config->get_ldap_link();
 833     $ldap->cd($this->config->current['BASE']);
 834     $ldap->search("(objectClass=dhcpService)",array("dhcpPrimaryDN"));
 835
 836     $dhcp_dns = array();
 837     while($attr = $ldap->fetch()){
 838       $dhcp_dns[$attr['dn']] = $attr['dhcpPrimaryDN'][0];
 839     }
 840
 841     foreach($dhcp_dns as $key => $pri_dns){
 842       $ldap->cat($pri_dns,array("cn"));
 843       $tmp = $ldap->fetch();
 844       if(isset($tmp['cn'][0])){
 845         $dhcp_dns[$key] = $tmp['cn'][0];
 846       }else{
 847         unset($dhcp_dns[$key]);
 848       }
 849     }
 850
 851     $tmp = $tmp2 = array();
 852     foreach($dhcp_dns as $dn => $cn){
 853       $ldap->cd($dn);
 854       $ldap->search("(|(objectClass=dhcpService)(objectClass=dhcpGroup)".
 855                     "(objectClass=dhcpSubnet)(objectClass=dhcpSharedNetwork))",array("cn"));
 856       while($attr = $ldap->fetch()){
 857         $tmp[$attr['dn']] = $attr['cn'][0];
 858       }
 859       $tmp2 = array_merge($tmp2,$this->create_tree($tmp,preg_replace("/^[^,]+,/i","",$dn),"(".$cn.")&nbsp;"));
 860     }
 861     return($tmp2);
 862   }
 863
 864
 865   /* this function returns the default ptr record entry */
 866   function get_pTRRecord()
 867   {
 868     if(!empty($this->ipHostNumber) && isset($this->dnsEntry['zoneName']) && !empty($this->dnsEntry['zoneName'])){
 869       $ldap = $this->config->get_ldap_link();
 870       $ldap->cat(getDNSZoneDN($this->config,$this->dnsEntry['zoneName']));
 871       $attrs = $ldap->fetch();
 872       $tmp = array_flip($this->Zones);
 873       $tmp = preg_replace("/^[^\/]*+\//","",$tmp[$this->dnsEntry['zoneName']]);
 874       $tmp = trim(preg_replace("/\.in-addr.arpa$/","",$tmp));
 875       $ptr = preg_replace("/^".normalizePreg(FlipIp($tmp))."\./","",$this->ipHostNumber);
 876       return($ptr);
 877     }else{
 878       return(FALSE);
 879     }
 880   }
 881
 882
 883   function create_tree($arr,$base,$current = "")
 884   {
 885     $ret = array();
 886     foreach($arr as $r => $name){
 887       $base_part = str_replace($base,"",$r);
 888       if(preg_match("/^[a-z]*=".normalizePreg($name)."(|,)$/i",$base_part)){
 889         $ret[$r] = $current.$name;
 890         $tmp = $this->create_tree($arr,$r,$current.".&nbsp;");
 891         foreach($tmp as $sub_key => $sub_name){
 892           $ret[$sub_key] = $sub_name;
 893         }
 894       }
 895     }
 896     return($ret);
 897   }
 898
 899   function force_dns()
 900   {
 901     if($this->DNSenabled){
 902       $this->DNS_is_account  = TRUE;
 903       $this->hide_dns_check_box = TRUE;
 904     }
 905   }
 906 }
 907
 908 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 909 ?>