gosa-plugins/dns/admin/systems/services/dns/class_servDNSeditZone.inc

   1 <?php
   2
   3 class servdnseditZone extends plugin
   4 {
   5   /* attribute list for save action */
   6   var $ignore_account= TRUE;
   7   var $attributes     = array("zoneName","ReverseZone","dNSClass",
   8       "sOAprimary","sOAmail","sOAserial","sOArefresh","sOAretry","sOAexpire","sOAttl");
   9   var $objectclasses  = array("whatever");
  10
  11   var $RecordTypes              = array();
  12
  13   var $ReverseZone              = "";
  14   var $zoneName                 = "";
  15   var $dNSClass                 = "IN";
  16
  17   var $sOAprimary               = "";
  18   var $sOAmail                  = "";
  19   var $sOAserial                = "";
  20   var $sOArefresh               = "3600";
  21   var $sOAretry                 = "1800";
  22   var $sOAexpire                = "720000";
  23   var $sOAttl                   = "6400";
  24
  25   var $Records                  = array();
  26   var $mXRecords                = array();
  27
  28   var $OldZoneName              = ""; // To detect changes made with this edit
  29   var $OldReverseZone           = "";
  30
  31   var $InitialReverseZone       = "";
  32   var $InitialzoneName          = "";
  33   var $NetworkClass                = "A" ; // One out of A,B,C
  34
  35   var $dialog                   = false;
  36
  37   var $zoneEditor               = NULL;
  38
  39   var $isNew                    = true;
  40
  41   var $ZoneObject               = array();
  42   var $Zone_is_used             = FALSE;
  43
  44   function servdnseditZone (&$config, $dn= NULL,$attrs = array())
  45   {
  46     plugin::plugin ($config, $dn);
  47
  48     /* All types with required attrs */
  49     $this->RecordTypes = DNS::getDnsRecordTypes(true);
  50
  51     if(!count($attrs)){
  52       $this->OldZoneName        = "";
  53       $this->OldReverseZone     = "";
  54       $this->isNew              = true;
  55       $this->sOAserial          = date("Ymd")."1";
  56
  57       $this->InitialzoneName    = "";//$attrs['InitialzoneName'];
  58       $this->InitialReverseZone = "";//$attrs['InitialReverseZone'];
  59     }else{
  60       $this->ZoneObject         = $attrs;
  61
  62       if(isset($attrs['zoneEditor'])){
  63         $this->zoneEditor         = $attrs['zoneEditor'];
  64       }
  65       $this->OldZoneName        = $attrs['zoneName'];
  66       $this->OldReverseZone     = $attrs['ReverseZone'];
  67
  68       $this->InitialzoneName    = $attrs['InitialzoneName'];
  69       $this->InitialReverseZone = $attrs['InitialReverseZone'];
  70
  71       $this->isNew                  = false;
  72
  73       foreach($this->attributes as $value){
  74         $this->$value = $attrs[$value];
  75       }
  76
  77       $this->sOAmail            = preg_replace("/\./","@",$this->sOAmail,1);
  78       $this->sOAmail            = preg_replace("/\.$/","",$this->sOAmail);
  79       $this->sOAprimary         = preg_replace("/\.$/","",$this->sOAprimary);
  80       $this->zoneName           = preg_replace("/\.$/","",$this->zoneName);
  81
  82       if(isset($attrs['RECORDS'])){
  83         $this->Records = $attrs['RECORDS'];
  84
  85         $tmp2 = array();
  86         $usedPrio = array();
  87         foreach($this->Records as $key => $rec){
  88           if($rec['type'] == "mXRecord"){
  89             $tmp = split(" ",$rec['value']);
  90             $rec['value'] = $tmp[1];
  91             $tmp2[$tmp[0]] = $rec;
  92             unset($this->Records[$key]);
  93           }
  94           if($rec['type'] == "nSRecord" && preg_match("/".normalizePreg($this->sOAprimary)."/",$rec['value'])){
  95             unset($this->Records[$key]);
  96           }
  97         }
  98         if(count($tmp2) != 0){
  99           reset($tmp2);
 100           ksort($tmp2);
 101         }
 102         $this->mXRecords = $tmp2;
 103       }else{
 104         $this->mXRecords  = array();
 105         $this->Records    = array();
 106       }
 107
 108       $str = date("Ymd");
 109       if(preg_match("/^".$str."/",$this->sOAserial)){
 110         $this->sOAserial = $this->sOAserial + 1;
 111       }else{
 112         $this->sOAserial = date("Ymd")."01";
 113       }
 114
 115       /* Check if this used, in this case disable forward and reverse configuration */
 116       $tmp = $this->getUsedZoneNames();
 117       $this->Zone_is_used = FALSE;
 118       if(isset($tmp[DNS::FlipIp($this->InitialReverseZone).".in-addr.arpa"])){
 119         $this->Zone_is_used = TRUE;
 120       }
 121     }
 122
 123     /* Detect Network class */
 124     if(!empty($this->ReverseZone)){
 125
 126       $dots = count(split("\.",$this->ReverseZone));
 127       if($dots == 1){
 128         $this->NetworkClass = "A";
 129         $this->ReverseZone .= ".0.0.0";
 130       }elseif($dots == 2){
 131         $this->NetworkClass = "B";
 132         $this->ReverseZone .= ".0.0";
 133       }else{
 134         $this->NetworkClass = "C";
 135         $this->ReverseZone .= ".0";
 136       }
 137     }
 138   }
 139
 140   /* TRansports the geiven Arraykey one position up*/
 141   function ArrayUp($atr,$attrs)
 142   {
 143     $ret = $attrs;
 144     $pos = $atr ;
 145     $cn = count($attrs);
 146     if(!(($pos == -1)||($pos == 1)||($pos >$cn))){
 147       $before = array_slice($attrs,0,($pos-2));
 148       $mitte  = array_reverse(array_slice($attrs,($pos-2),2));
 149       $unten  = array_slice($attrs,$pos);
 150       $ret = array();
 151       $ret = $this->combineArrays($before,$mitte,$unten);
 152     }
 153     return($ret);
 154   }
 155
 156
 157   /* TRansports the geiven Arraykey one position up*/
 158   function ArrayDown($atr,$attrs)
 159   {
 160     $ret = $attrs;
 161     $pos = $atr ;
 162     $cn = count($attrs);
 163     if(!(($pos == -1)||($pos == $cn))){
 164       $before = array_slice($attrs,0,($pos-1));
 165       $mitte  = array_reverse(array_slice($attrs,($pos-1),2));
 166       $unten  = array_slice($attrs,($pos+1));
 167       $ret = array();
 168       $ret = $this->combineArrays($before,$mitte,$unten);
 169     }
 170     return($ret);
 171   }
 172
 173   /* Combine new array */
 174   function combineArrays($ar0,$ar1,$ar2)
 175   {
 176     $ret = array();
 177     if(is_array($ar0))
 178     foreach($ar0 as $ar => $a){
 179         $ret[]=$a;
 180     }
 181     if(is_array($ar1))
 182     foreach($ar1 as $ar => $a){
 183         $ret[]=$a;
 184     }
 185     if(is_array($ar2))
 186     foreach($ar2 as $ar => $a){
 187         $ret[]=$a;
 188     }
 189     return($ret);
 190   }
 191
 192   function getpos($atr,$attrs)
 193   {
 194     $i = 0;
 195     foreach($attrs as $attr => $name)    {
 196       $i++;
 197       if($attr == $atr){
 198         return($i);
 199       }
 200     }
 201     return(-1);
 202   }
 203
 204
 205   function execute()
 206   {
 207     /* Call parent execute */
 208     plugin::execute();
 209
 210     /* Fill templating stuff */
 211     $smarty= get_smarty();
 212     $smarty->assign("Zone_is_used",$this->Zone_is_used);
 213     $ui = get_userinfo();
 214
 215     $smarty->assign("ACLs",$this->parent->getacl(""));
 216     $display= "";
 217
 218     /* Open Zone Entry Edit Dialog
 219      */
 220     if(!count($this->ZoneObject)){
 221       $smarty->assign("AllowZoneEdit" , false);
 222     }else{
 223       $smarty->assign("AllowZoneEdit" , true);
 224       if(isset($_POST['EditZoneEntries'])){
 225         if($this->zoneEditor == NULL){
 226           $this->zoneEditor= new servDNSeditZoneEntries($this->config,$this->dn,$this->ZoneObject);
 227           $this->zoneEditor->parent = $this;
 228         }
 229         $this->dialog = $this->zoneEditor;
 230       }
 231     }
 232
 233     /* Save Zone Entry Edit Dialog
 234      */
 235     if(isset($_POST['SaveZoneEntryChanges'])){
 236       $this->dialog->save_object();
 237       if(count($this->dialog->check())){
 238         $msgs = $this->dialog->check();
 239         foreach($msgs as $msg){
 240           msg_dialog::display(_("Error"), $msg , ERROR_DIALOG);
 241         }
 242       }else{
 243         $this->zoneEditor = clone $this->dialog;
 244         $this->dialog = FALSE;
 245 #       $rev = DNS::FlipIp(DNS::getNameFromMix($this->InitialReverseZone)).".in-addr.arpa";
 246 #       $for = DNS::getNameFromMix($this->InitialzoneName);
 247 #
 248 #       $this->parent->handle_post_events("modify",array("dn" => $this->dn,"zoneName" => $rev));
 249 #       $this->parent->handle_post_events("modify",array("dn" => $this->dn,"zoneName" => $for));
 250 #       $this->dialog = false;
 251       }
 252     }
 253
 254     /* Cancel Zone Entrie Edit Dialog
 255     */
 256     if(isset($_POST['CancelZoneEntryChanges'])){
 257       $this->dialog = false;
 258     }
 259
 260     /* Display any type of open dialogs
 261      */
 262     if(is_object($this->dialog)){
 263       $this->dialog->save_object();
 264       return($this->dialog->execute());
 265     }
 266
 267     $once =true;
 268     foreach($_POST as $name => $value){
 269       if((preg_match("/^MXup_/",$name)) && ($once)){
 270         $once = false;
 271
 272         $id = preg_replace("/^MXup_/","",$name);
 273         $id = preg_replace("/_.*$/","",$id);
 274         $id = base64_decode($id);
 275
 276         $this->mXRecords = $this->ArrayUp(($id+1),$this->mXRecords);
 277       }
 278       if((preg_match("/^MXdown_/",$name)) && ($once)){
 279         $once = false;
 280
 281         $id = preg_replace("/^MXdown_/","",$name);
 282         $id = preg_replace("/_.*$/","",$id);
 283         $id = base64_decode($id);
 284
 285         $this->mXRecords = $this->ArrayDown(($id+1),$this->mXRecords);
 286       }
 287       if((preg_match("/^MXdel_/",$name)) && ($once)){
 288         $once = false;
 289
 290         $id = preg_replace("/^MXdel_/","",$name);
 291         $id = preg_replace("/_.*$/","",$id);
 292         $id = base64_decode($id);
 293
 294         unset($this->mXRecords[$id]);
 295
 296         $tmp  =array();
 297         foreach($this->mXRecords as $entry){
 298           $tmp[] = $entry;
 299         }
 300
 301         $this->mXRecords = $tmp;
 302       }
 303     }
 304
 305     if((isset($_POST['AddMXRecord'])) && (!empty($_POST['StrMXRecord']))){
 306       $this->mXRecords[] = array("type"=>"mXRecord","value"=>trim($_POST['StrMXRecord']));
 307     }
 308
 309     /* Handle Post events */
 310     $once = true;
 311     foreach($_POST as $name => $value){
 312
 313       /* Delete record if requested */
 314       if((preg_match("/RemoveRecord_/",$name))&&($once)){
 315         $once = false;
 316         $id= preg_replace("/RemoveRecord_/","",$name);
 317         unset($this->Records[$id]);
 318       }
 319     }
 320
 321     /* Add new Zonerecord */
 322     if(isset($_POST['AddNewRecord'])){
 323       $this->Records[] = array("type"=>"aRecord","value"=>"");
 324     }
 325
 326     /* Fill in values */
 327     foreach($this->attributes as $name){
 328       $smarty->assign($name,$this->$name);
 329     }
 330
 331
 332     $div = new divSelectBox("MxRecords");
 333     $div->setHeight(120);
 334     $recs = $this->mXRecords;
 335
 336     $oneup    = "<input name='MXup_%s'    type='image' src='images/sort_up.png'    title='"._("Up")."'      class='center'>&nbsp;";
 337     $onedown  = "<input name='MXdown_%s'  type='image' src='images/sort_down.png'  title='"._("Down")."'    class='center'>&nbsp;";
 338     $onedel   = "<img src='images/empty.png' width='20' class='center'>
 339                  <input name='MXdel_%s'   type='image' src='images/edittrash.png'  title='"._("Delete")."'  class='center'>";
 340
 341     foreach($recs as $key => $rec){
 342       $div ->AddEntry(array(
 343             array("string"=>$rec['value']),
 344 /*            array("string"=>$key,
 345                   "attach"=>"style='width:20px;'"),*/
 346             array("string"=>str_replace("%s",base64_encode($key),$oneup.$onedown.$onedel),
 347                   "attach"=>"style='width:70px;border-right:0px;'")
 348             ));
 349     }
 350
 351     /* Assign records list */
 352     $smarty->assign("NotNew", false);
 353     $smarty->assign("Mxrecords",  $div->DrawList());
 354     $smarty->assign("records"  ,  $this->generateRecordsList());
 355     $smarty->assign("NetworkClass",  $this->NetworkClass);
 356     $smarty->assign("NetworkClasses",  array("A"=>"255.0.0.0 (Class A)","B"=>"255.255.0.0 (Class B)","C"=>"255.255.255.0 (Class C)"));
 357
 358     /* Display tempalte */
 359     $display.= $smarty->fetch(get_template_path('servdnseditzone.tpl', TRUE, dirname(__FILE__)));
 360     return($display);
 361   }
 362
 363   function remove_from_parent()
 364   {
 365   }
 366
 367   /* Save data to object */
 368   function save_object()
 369   {
 370     //plugin::save_object();
 371     foreach($this->attributes as $attr){
 372
 373       if($this->Zone_is_used && in_array($attr,array("ReverseZone","zoneName"))){
 374         continue;
 375       }
 376
 377       if(isset($_POST[$attr])){
 378         $this->$attr = $_POST[$attr];
 379       }
 380     }
 381
 382     foreach($this->Records as $id => $value){
 383       if(isset($_POST['RecordTypeSelectedFor_'.$id])){
 384         $this->Records[$id]['type'] = $_POST['RecordTypeSelectedFor_'.$id];
 385       }
 386       if(isset($_POST['RecordValue_'.$id])){
 387         $this->Records[$id]['value'] = $_POST['RecordValue_'.$id];
 388       }
 389     }
 390
 391      if(isset($_POST['NetworkClass']) && !$this->Zone_is_used){
 392        $this->NetworkClass = $_POST['NetworkClass'];
 393      }
 394
 395   }
 396
 397
 398   /* Check supplied data */
 399   function check()
 400   {
 401     /* Call common method to give check the hook */
 402     $message= plugin::check();
 403
 404     /* Check if zoneName is already in use */
 405     $usedZones = $this->getUsedZoneNames();
 406
 407     if(empty($this->zoneName)){
 408       $message[] = msgPool::required(_("Zone name"));
 409     }
 410
 411     if(empty($this->ReverseZone)){
 412       $message[] = msgPool::required(_("Reverse zone"));
 413     }
 414
 415     if($this->zoneName != strtolower($this->zoneName)){
 416       $message[] = msgPool::invalid(_("Zone name"),"","",_("Only lowercase allowed"));
 417     }
 418
 419     if(!is_numeric($this->sOAserial)){
 420       $message[] = msgPool::invalid(_("Serial"),$this->sOAserial,"/[0-9]/");
 421     }
 422
 423     if(!is_numeric($this->sOArefresh)){
 424       $message[] = msgPool::invalid(_("Refresh"),$this->sOArefresh,"/[0-9]/");
 425     }
 426
 427     if(!is_numeric($this->sOAttl)){
 428       $message[] = msgPool::invalid(_("Time to life"),$this->sOAttl,"/[0-9]/");
 429     }
 430
 431     if(!is_numeric($this->sOAexpire)){
 432       $message[] = msgPool::invalid(_("Expire"),$this->sOAexpire,"/[0-9]/");
 433     }
 434
 435     if(!is_numeric($this->sOAretry)){
 436       $message[] = msgPool::invalid(_("Retry"),$this->sOAretry,"/[0-9]/");
 437     }
 438
 439     foreach($this->Records as $name => $values){
 440       /* only lower-case is allowed in record entries ... */
 441       if($values['value'] != strtolower($values['value'])){
 442         $message[] = msgPool::invalid($values['type'],"","",_("Only lowercase allowed"));
 443       }
 444     }
 445
 446     /* Check class for given Zone Address */
 447     $addr = preg_replace("/^[^\/]*+\//","",$this->ReverseZone);
 448
 449     /* Check for valid&complete IP address */
 450     if(!tests::is_ip($addr)){
 451       $message[] = msgPool::invalid(_("Network address"));
 452     }
 453
 454     /* Check if given address matches selected network class */
 455     switch($this->NetworkClass){
 456       case 'A': {
 457                   if(!preg_match("/^[0-9]*\.0\.0\.0$/",$addr)){
 458                     $message[] = sprintf(_("The specified network address and the network class (%s/%s) do not match!"), $this->NetworkClass, "255.0.0.0");
 459                   }
 460                 }
 461                 break;
 462       case 'B': {
 463                   if(!preg_match("/^[0-9]*\.[0-9]*\.0\.0$/",$addr)){
 464                     $message[] = sprintf(_("The specified network address and the network class (%s/%s) do not match!"), $this->NetworkClass, "255.255.0.0");
 465                   }
 466                 }
 467                 break;
 468       case 'C': {
 469                   if(!preg_match("/^[0-9]*\.[0-9]*\.[0-9]*\.0$/",$addr)){
 470                     $message[] = sprintf(_("The specified network address and the network class (%s/%s) do not match!"), $this->NetworkClass, "255.255.255.0");
 471                   }
 472                 }
 473                 break;
 474       default : $message[] = msgPool::invalid(_("Network class"),$this->NetworkClass);
 475     }
 476
 477     return ($message);
 478   }
 479
 480
 481   /* This funtion returns all used Zonenames
 482    */
 483   function getUsedZoneNames()
 484   {
 485     $ret = array();
 486     $ldap = $this->config->get_ldap_link();
 487     $ldap->cd($this->config->current['BASE']);
 488     $ldap->search("(&(objectClass=dNSZone)(!(relativeDomainName=@))(zoneName=*))",array("zoneName","relativeDomainName"));
 489     while($attr = $ldap->fetch()){
 490       $ret[$attr['zoneName'][0]][] = $attr['dn'];
 491     }
 492     return($ret);
 493   }
 494
 495
 496   /* Save to LDAP */
 497   function save()
 498   {
 499     $ret =array();
 500     foreach($this->attributes as $name){
 501       $ret[$name] = $this->$name;
 502     }
 503
 504     /* Create mx records
 505      */
 506     foreach($this->mXRecords as $key => $rec){
 507       $rec['value']= $key." ".$rec['value'];
 508       $this->Records [] = $rec;
 509     }
 510
 511
 512     $ret['RECORDS'] = $this->Records;
 513
 514     switch($this->NetworkClass){
 515       case 'C' : $ret['ReverseZone']= preg_replace("/\.[0-9]*$/","",$this->ReverseZone);break;
 516       case 'B' : $ret['ReverseZone']= preg_replace("/\.[0-9]*\.[0-9]*$/","",$this->ReverseZone);break;
 517       case 'A' : $ret['ReverseZone']= preg_replace("/\.[0-9]*\.[0-9]*\.[0-9]*$/","",$this->ReverseZone);break;
 518       default : trigger_error("Invalid network class given '".$this->NetworkClass."'");
 519     }
 520
 521     $ret['InitialReverseZone']=  $this->InitialReverseZone;
 522     $ret['InitialzoneName']   =  $this->InitialzoneName;
 523
 524     $ret['sOAmail']            = preg_replace("/\@/",".",$this->sOAmail);
 525
 526     foreach(array("sOAprimary","zoneName","sOAmail") as $attr){
 527       if(!preg_match("/\.$/",$ret[$attr])){
 528         if(!tests::is_ip($ret[$attr])){
 529           $ret[$attr] = $ret[$attr].".";
 530         }
 531       }
 532     }
 533
 534     $ret['RECORDS'][] = array("type" => "nSRecord","value" => $ret['sOAprimary']) ;
 535
 536     $ret['zoneEditor'] = $this->zoneEditor;
 537     return($ret);
 538   }
 539
 540
 541   /* This function generate a table row for each used record.
 542      This table row displays the recordtype in a select box
 543       and the specified value for the record, and a remove button.
 544      The last element of the table also got an 'add' button.
 545    */
 546   function generateRecordsList($changeStateForRecords="")
 547   {
 548     $changeStateForRecords = "";
 549
 550     $str = "<table summary=''>";
 551     foreach($this->Records as $key => $entry){
 552
 553       if($entry['type'] == "mXRecord") continue;
 554
 555       $changeStateForRecords.= "changeState('RecordTypeSelectedFor_".$key."');\n";
 556       $changeStateForRecords.= "changeState('RecordValue_".$key."');\n";
 557       $changeStateForRecords.= "changeState('RemoveRecord_".$key."');\n";
 558
 559       $str.=" <tr>".
 560         "   <td>".$this->generateRecordListBox($entry['type'],"RecordTypeSelectedFor_".$key)."</td>".
 561         "   <td><input type='text' value='".$entry['value']."' name='RecordValue_".$key."' id='RecordValue_".$key."'></td>".
 562         "   <td><input type='submit' name='RemoveRecord_".$key."' value='"._("Delete")."' id='RemoveRecord_".$key."'></td>".
 563         "</tr>";
 564     }
 565
 566     $str.= "  <tr>".
 567       "    <td colspan=2></td><td>".
 568       "      <input type='submit' value='"._("Add")."' name='AddNewRecord'>".
 569       "    </td>".
 570       "  </tr>".
 571       "</table>";
 572     return($str);
 573   }
 574
 575   /* This function generates a select box out of $this->RecordTypes options.
 576      The Parameter $selected is used to predefine an attribute.
 577      $name is used to specify a post name
 578    */
 579   function generateRecordListBox($selected,$name)
 580   {
 581     $str = "<select name='".$name."' id='".$name."'>";
 582     foreach($this->RecordTypes as $type => $value){
 583
 584       if(preg_match("/^mXRecord$/i",$value)) continue;
 585
 586       $use = "";
 587       if($type == $selected){
 588         $use = " selected ";
 589       }
 590       $str.="\n <option value='".$type."' ".$use.">".strtoupper(preg_replace("/record/i","",$type))."</option>";
 591     }
 592     $str.="</select>";
 593     return($str);
 594   }
 595
 596
 597 }
 598 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 599 ?>