gosa-core/include/class_acl.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 /*! \brief ACL management plugin */
  24 class acl extends plugin
  25 {
  26   /* Definitions */
  27   var $plHeadline= "Access control";
  28   var $plDescription= "Manage access control lists";
  29
  30   /* attribute list for save action */
  31   var $attributes= array('gosaAclEntry');
  32   var $objectclasses= array('gosaAcl');
  33
  34   /* Helpers */
  35   var $dialogState= "head";
  36   var $gosaAclEntry= array();
  37   var $aclType= "";
  38   var $aclObject= "";
  39   var $aclContents= array();
  40   var $target= "group";
  41   var $aclTypes= array();
  42   var $aclObjects= array();
  43   var $aclFilter= "";
  44   var $aclMyObjects= array();
  45   var $users= array();
  46   var $roles= array();
  47   var $groups= array();
  48   var $recipients= array();
  49   var $isContainer= FALSE;
  50   var $currentIndex= 0;
  51   var $wasNewEntry= FALSE;
  52   var $ocMapping= array();
  53   var $savedAclContents= array();
  54   var $myAclObjects = array();
  55   var $acl_category = "acl/";
  56
  57   function acl (&$config, $parent, $dn= NULL)
  58   {
  59     /* Include config object */
  60     plugin::plugin($config, $dn);
  61
  62     /* Load ACL's */
  63     $this->gosaAclEntry= array();
  64     if (isset($this->attrs['gosaAclEntry'])){
  65       for ($i= 0; $i<$this->attrs['gosaAclEntry']['count']; $i++){
  66         $acl= $this->attrs['gosaAclEntry'][$i];
  67         $this->gosaAclEntry= array_merge($this->gosaAclEntry, acl::explodeACL($acl));
  68       }
  69     }
  70     ksort($this->gosaAclEntry);
  71
  72     /* Save parent - we've to know more about it than other plugins... */
  73     $this->parent= &$parent;
  74
  75     /* Container? */
  76     if (preg_match('/^(o|ou|c|l|dc)=/i', $dn)){
  77       $this->isContainer= TRUE;
  78     }
  79
  80     /* Users */
  81     $ui= get_userinfo();
  82     $tag= $ui->gosaUnitTag;
  83     $ldap= $config->get_ldap_link();
  84     $ldap->cd($config->current['BASE']);
  85     if ($tag == ""){
  86       $ldap->search('(objectClass=gosaAccount)', array('uid', 'cn'));
  87     } else {
  88       $ldap->search('(&(objectClass=gosaAccount)(gosaUnitTag='.$tag.'))', array('uid', 'cn'));
  89     }
  90     while ($attrs= $ldap->fetch()){
  91
  92       // Allow objects without cn to be listed without causing an error.
  93       if(!isset($attrs['cn'][0]) && isset($attrs['uid'][0])){
  94         $this->users['U:'.$attrs['dn']]=  $attrs['uid'][0];
  95       }elseif(!isset($attrs['uid'][0]) && isset($attrs['cn'][0])){
  96         $this->users['U:'.$attrs['dn']]=  $attrs['cn'][0];
  97       }elseif(!isset($attrs['uid'][0]) && !isset($attrs['cn'][0])){
  98         $this->users['U:'.$attrs['dn']]= $attrs['dn'];
  99       }else{
 100         $this->users['U:'.$attrs['dn']]= $attrs['cn'][0].' ['.$attrs['uid'][0].']';
 101       }
 102
 103     }
 104     ksort($this->users);
 105
 106     /* Groups */
 107     $ldap->cd($config->current['BASE']);
 108 #    if ($tag == ""){
 109       $ldap->search('(objectClass=posixGroup)', array('cn', 'description'));
 110 #    } else {
 111 #      $ldap->search('(&(objectClass=posixGroup)(gosaUnitTag='.$tag.'))', array('cn', 'description'));
 112 #    }
 113     while ($attrs= $ldap->fetch()){
 114       $dsc= "";
 115       if (isset($attrs['description'][0])){
 116         $dsc= $attrs['description'][0];
 117       }
 118       $this->groups['G:'.$attrs['dn']]= $attrs['cn'][0].' ['.$dsc.']';
 119     }
 120     $this->groups['G:*']= _("All users");
 121     ksort($this->groups);
 122
 123     /* Roles */
 124     $ldap->cd($config->current['BASE']);
 125 #    if ($tag == ""){
 126       $ldap->search('(objectClass=gosaRole)', array('cn', 'description','gosaAclTemplate','dn'));
 127 #    } else {
 128 #     $ldap->search('(&(objectClass=gosaRole)(gosaUnitTag='.$tag.'))', array('cn', 'description','gosaAclTemplate','dn'));
 129 #    }
 130     while ($attrs= $ldap->fetch()){
 131       $dsc= "";
 132       if (isset($attrs['description'][0])){
 133         $dsc= $attrs['description'][0];
 134       }
 135
 136       $role_id = $attrs['dn'];
 137
 138       $this->roles[$role_id]['acls'] =array();
 139       for ($i= 0; $i < $attrs['gosaAclTemplate']['count']; $i++){
 140         $acl= $attrs['gosaAclTemplate'][$i];
 141         $this->roles[$role_id]['acls'] = array_merge($this->roles[$role_id]['acls'],acl::explodeACL($acl));
 142       }
 143       $this->roles[$role_id]['description'] = $dsc;
 144       $this->roles[$role_id]['cn'] = $attrs['cn'][0];
 145     }
 146
 147     /* Objects */
 148     $tmp= session::global_get('plist');
 149     $plist= $tmp->info;
 150     $cats = array();
 151     if (isset($this->parent) && $this->parent !== NULL){
 152       $oc= array();
 153       foreach ($this->parent->by_object as $key => $obj){
 154         $oc= array_merge($oc, $obj->objectclasses);
 155         if(isset($obj->acl_category)){
 156                                         $tmp= str_replace("/","",$obj->acl_category);
 157           $cats[$tmp] = $tmp;
 158         }
 159       }
 160       if (in_array_ics('organizationalUnit', $oc)){
 161         $this->isContainer= TRUE;
 162       }
 163     } else {
 164       $oc=  $this->attrs['objectClass'];
 165     }
 166
 167     /* Extract available categories from plugin info list */
 168     foreach ($plist as $class => $acls){
 169
 170       /* Only feed categories */
 171       if (isset($acls['plCategory'])){
 172
 173         /* Walk through supplied list and feed only translated categories */
 174         foreach($acls['plCategory'] as $idx => $data){
 175
 176           /* Non numeric index means -> base object containing more informations */
 177           if (preg_match('/^[0-9]+$/', $idx)){
 178
 179             if (!isset($this->ocMapping[$data])){
 180               $this->ocMapping[$data]= array();
 181               $this->ocMapping[$data][]= '0';
 182             }
 183
 184             if(isset($cats[$data])){
 185               $this->myAclObjects[$data.'/'.$class]= $acls['plDescription'];
 186             }
 187             $this->ocMapping[$data][]= $class;
 188           } else {
 189             if (!isset($this->ocMapping[$idx])){
 190               $this->ocMapping[$idx]= array();
 191               $this->ocMapping[$idx][]= '0';
 192             }
 193             $this->ocMapping[$idx][]= $class;
 194             $this->aclObjects[$idx]= $data['description'];
 195
 196             /* Additionally filter the classes we're interested in in "self edit" mode */
 197             if (is_array($data['objectClass'])){
 198               foreach($data['objectClass'] as $objectClass){
 199                 if (in_array_ics($objectClass, $oc)){
 200                   $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 201                   break;
 202                 }
 203               }
 204             } else {
 205               if (in_array_ics($data['objectClass'], $oc)){
 206                 $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 207               }
 208             }
 209           }
 210
 211         }
 212       }
 213     }
 214     $this->aclObjects['all']= '*&nbsp;'._("All categories");
 215     $this->ocMapping['all']= array('0' => 'all');
 216
 217     /* Sort categories */
 218     asort($this->aclObjects);
 219
 220     /* Fill acl types */
 221     if ($this->isContainer){
 222       $this->aclTypes= array("reset" => _("Reset ACLs"),
 223                              "one" => _("One level"),
 224                              "base" => _("Current object"),
 225                              "sub" => _("Complete subtree"),
 226                              "psub" => _("Complete subtree (permanent)"),
 227                              "role" => _("Use ACL defined in role"));
 228     } else {
 229       $this->aclTypes= array("base" => _("Current object"),
 230           "role" => _("Use ACL defined in role"));
 231     }
 232     asort($this->aclTypes);
 233     $this->targets= array("user" => _("Users"), "group" => _("Groups"));
 234     asort($this->targets);
 235
 236     /* Finally - we want to get saved... */
 237     $this->is_account= TRUE;
 238   }
 239
 240
 241   function execute()
 242   {
 243     /* Call parent execute */
 244     plugin::execute();
 245
 246     $tmp= session::global_get('plist');
 247     $plist= $tmp->info;
 248
 249     /* Handle posts */
 250     if (isset($_POST['new_acl'])){
 251       $this->dialogState= 'create';
 252       $this->dialog= TRUE;
 253       $this->currentIndex= count($this->gosaAclEntry);
 254       $this->loadAclEntry(TRUE);
 255     }
 256
 257     $new_acl= array();
 258     $aclDialog= FALSE;
 259     $firstedit= FALSE;
 260
 261     /* Act on HTML post and gets here.
 262      */
 263     if(isset($_GET['id']) && isset($_GET['act']) && $_GET['act'] == "edit"){
 264       $id = trim($_GET['id']);
 265       $this->dialogState= 'create';
 266       $firstedit= TRUE;
 267       $this->dialog= TRUE;
 268       $this->currentIndex= $id;
 269       $this->loadAclEntry();
 270     }
 271
 272     foreach($_POST as $name => $post){
 273
 274       /* Actions... */
 275       if (preg_match('/^acl_edit_[0-9]*$/', $name)){
 276         $this->dialogState= 'create';
 277         $firstedit= TRUE;
 278         $this->dialog= TRUE;
 279         $this->currentIndex= preg_replace('/^acl_edit_([0-9]*)$/', '\1', $name);
 280         $this->loadAclEntry();
 281         continue;
 282       }
 283
 284       if (preg_match('/^cat_edit_.*$/', $name)){
 285         $this->aclObject= preg_replace('/^cat_edit_(.*)$/', '\1', $name);
 286         $this->dialogState= 'edit';
 287         foreach ($this->ocMapping[$this->aclObject] as $oc){
 288           if (isset($this->aclContents[$oc])){
 289             $this->savedAclContents[$oc]= $this->aclContents[$oc];
 290           }
 291         }
 292         continue;
 293       }
 294
 295       /* Only handle posts, if we allowed to modify ACLs */
 296       if(!$this->acl_is_writeable("")){
 297         continue;
 298       }
 299
 300       if (preg_match('/^acl_del_[0-9]*$/', $name)){
 301         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]*)$/', '\1', $name)]);
 302         continue;
 303       }
 304
 305       if (preg_match('/^cat_del_.*$/', $name)){
 306         $idx= preg_replace('/^cat_del_(.*)$/', '\1', $name);
 307         foreach ($this->ocMapping[$idx] as $key){
 308           if(isset($this->aclContents[$idx]))
 309             unset($this->aclContents[$idx]);
 310           if(isset($this->aclContents["$idx/$key"]))
 311             unset($this->aclContents["$idx/$key"]);
 312         }
 313         continue;
 314       }
 315
 316       /* Sorting... */
 317       if (preg_match('/^sortup_[0-9]*$/', $name)){
 318         $index= preg_replace('/^sortup_([0-9]*)$/', '\1', $name);
 319         if ($index > 0){
 320           $tmp= $this->gosaAclEntry[$index];
 321           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index-1];
 322           $this->gosaAclEntry[$index-1]= $tmp;
 323         }
 324         continue;
 325       }
 326       if (preg_match('/^sortdown_[0-9]*$/', $name)){
 327         $index= preg_replace('/^sortdown_([0-9]*)$/', '\1', $name);
 328         if ($index < count($this->gosaAclEntry)-1){
 329           $tmp= $this->gosaAclEntry[$index];
 330           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index+1];
 331           $this->gosaAclEntry[$index+1]= $tmp;
 332         }
 333         continue;
 334       }
 335
 336       /* ACL saving... */
 337       if (preg_match('/^acl_.*_[^xy]$/', $name)){
 338         list($dummy, $object, $attribute, $value)= explode('_', $name);
 339
 340         /* Skip for detection entry */
 341         if ($object == 'dummy') {
 342           continue;
 343         }
 344
 345         /* Ordinary ACLs */
 346         if (!isset($new_acl[$object])){
 347           $new_acl[$object]= array();
 348         }
 349         if (isset($new_acl[$object][$attribute])){
 350           $new_acl[$object][$attribute].= $value;
 351         } else {
 352           $new_acl[$object][$attribute]= $value;
 353         }
 354       }
 355
 356       // Remember the selected ACL role.
 357       if(isset($_POST['selected_role']) && $_POST['aclType'] == 'role'){
 358         $this->aclContents = "";
 359         $this->aclContents = base64_decode($_POST['selected_role']);
 360       }
 361     }
 362
 363     if(isset($_POST['acl_dummy_0_0_0'])){
 364       $aclDialog= TRUE;
 365     }
 366
 367     if($this->acl_is_writeable("")){
 368
 369       /* Only be interested in new acl's, if we're in the right _POST place */
 370       if ($aclDialog && $this->aclObject != "" && is_array($this->ocMapping[$this->aclObject])){
 371
 372         foreach ($this->ocMapping[$this->aclObject] as $oc){
 373
 374           if(isset($this->aclContents[$oc]) && is_array($this->aclContents)){
 375             unset($this->aclContents[$oc]);
 376           }elseif(isset($this->aclContents[$this->aclObject.'/'.$oc]) && is_array($this->aclContents)){
 377             unset($this->aclContents[$this->aclObject.'/'.$oc]);
 378           }else{
 379 #          trigger_error("Huhm?");
 380           }
 381           if (isset($new_acl[$oc]) && is_array($new_acl)){
 382             $this->aclContents[$oc]= $new_acl[$oc];
 383           }
 384           if (isset($new_acl[$this->aclObject.'/'.$oc]) && is_array($new_acl)){
 385             $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
 386           }
 387         }
 388       }
 389
 390       /* Save new acl in case of base edit mode */
 391       if ($this->aclType == 'base' && !$firstedit){
 392         $this->aclContents= $new_acl;
 393       }
 394     }
 395
 396     /* Cancel new acl? */
 397     if (isset($_POST['cancel_new_acl'])){
 398       $this->dialogState= 'head';
 399       $this->dialog= FALSE;
 400       if ($this->wasNewEntry){
 401         unset ($this->gosaAclEntry[$this->currentIndex]);
 402       }
 403     }
 404
 405     /* Save common values */
 406     if($this->acl_is_writeable("")){
 407       foreach (array("aclType","aclFilter", "aclObject", "target") as $key){
 408         if (isset($_POST[$key])){
 409           $this->$key= validate($_POST[$key]);
 410         }
 411       }
 412     }
 413
 414     /* Store ACL in main object? */
 415     if (isset($_POST['submit_new_acl'])){
 416       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
 417       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
 418       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
 419       $this->gosaAclEntry[$this->currentIndex]['filter']= $this->aclFilter;
 420       $this->dialogState= 'head';
 421       $this->dialog= FALSE;
 422     }
 423
 424     /* Cancel edit acl? */
 425     if (isset($_POST['cancel_edit_acl'])){
 426       $this->dialogState= 'create';
 427       foreach ($this->ocMapping[$this->aclObject] as $oc){
 428         if (isset($this->savedAclContents[$oc])){
 429           $this->aclContents[$oc]= $this->savedAclContents[$oc];
 430         }
 431       }
 432     }
 433
 434     /* Save edit acl? */
 435     if (isset($_POST['submit_edit_acl'])){
 436       $this->dialogState= 'create';
 437     }
 438
 439     /* Add acl? */
 440     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
 441       $this->dialogState= 'edit';
 442       $this->savedAclContents= array();
 443       foreach ($this->ocMapping[$this->aclObject] as $oc){
 444         if (isset($this->aclContents[$oc])){
 445           $this->savedAclContents[$oc]= $this->aclContents[$oc];
 446         }
 447       }
 448     }
 449
 450     /* Add to list? */
 451     if (isset($_POST['add']) && isset($_POST['source'])){
 452       foreach ($_POST['source'] as $key){
 453         if ($this->target == 'user'){
 454           $this->recipients[$key]= $this->users[$key];
 455         }
 456         if ($this->target == 'group'){
 457           $this->recipients[$key]= $this->groups[$key];
 458         }
 459       }
 460       ksort($this->recipients);
 461     }
 462
 463     /* Remove from list? */
 464     if (isset($_POST['del']) && isset($_POST['recipient'])){
 465       foreach ($_POST['recipient'] as $key){
 466           unset($this->recipients[$key]);
 467       }
 468     }
 469
 470     /* Create templating instance */
 471     $smarty= get_smarty();
 472     $smarty->assign("acl_readable",$this->acl_is_readable(""));
 473     if(!$this->acl_is_readable("")){
 474       return ($smarty->fetch (get_template_path('acl.tpl')));
 475     }
 476
 477     if ($this->dialogState == 'head'){
 478       /* Draw list */
 479       $aclList= new divSelectBox("aclList");
 480       $aclList->SetHeight(450);
 481
 482       /* Fill in entries */
 483       foreach ($this->gosaAclEntry as $key => $entry){
 484         if(!$this->acl_is_readable("")) continue;
 485
 486         $action ="";
 487
 488         if($this->acl_is_readable("")){
 489           $link = "<a href=?plug=".$_GET['plug']."&amp;id=".$key."&amp;act=edit>".$this->assembleAclSummary($entry)."</a>";
 490         }else{
 491           $link = $this->assembleAclSummary($entry);
 492         }
 493
 494         $field1= array("string" => $this->aclTypes[$entry['type']], "attach" => "style='width:150px'");
 495         $field2= array("string" => $link);
 496
 497         if($this->acl_is_writeable("")){
 498           $action.= image('images/lists/sort-up.png', 'sortup_'.$key,"","top");
 499           $action.= image('images/lists/sort-down.png', 'sortdown_'.$key,"","bottom");
 500         }
 501
 502         if($this->acl_is_readable("")){
 503           $action.= image('images/lists/edit.png','acl_edit_'.$key,msgPool::editButton(_("ACL")));
 504         }
 505         if($this->acl_is_removeable("")){
 506           $action.= image('images/lists/trash.png','acl_del_'.$key,msgPool::delButton(_("ACL")));
 507         }
 508
 509         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px;text-align:right;'");
 510         $aclList->AddEntry(array($field1, $field2, $field3));
 511       }
 512
 513       $smarty->assign("aclList", $aclList->DrawList());
 514     }
 515
 516     if ($this->dialogState == 'create'){
 517       /* Draw list */
 518       $aclList= new divSelectBox("aclList");
 519       $aclList->SetHeight(150);
 520
 521       // Create a map of all used sections, this allows us to simply hide the remove button
 522       //  if no acl is configured for the given section
 523       // e.g. ';all;department/country;users/user;
 524       $usedList = ";".implode(array_keys($this->aclContents),';').";";
 525
 526       /* Add settings for all categories to the (permanent) list */
 527       foreach ($this->aclObjects as $section => $dsc){
 528         $summary= "";
 529         foreach($this->ocMapping[$section] as $oc){
 530           if (isset($this->aclContents[$oc]) && count($this->aclContents[$oc]) && isset($this->aclContents[$oc][0]) &&
 531               $this->aclContents[$oc][0] != ""){
 532
 533             $summary.= "$oc, ";
 534             continue;
 535           }
 536           if (isset($this->aclContents["$section/$oc"]) && count($this->aclContents["$section/$oc"])){
 537             $summary.= "$oc, ";
 538             continue;
 539           }
 540           if (isset($this->aclContents[$oc]) && !isset($this->aclContents[$oc][0]) && count($this->aclContents[$oc])){
 541             $summary.= "$oc, ";
 542           }
 543         }
 544
 545         /* Set summary... */
 546         if ($summary == ""){
 547           $summary= '<i>'._("No ACL settings for this category!").'</i>';
 548         } else {
 549           $summary= sprintf(_("Contains ACLs for these objects: %s"), preg_replace('/, $/', '', $summary));
 550         }
 551
 552         $actions ="";
 553         if($this->acl_is_readable("")){
 554           $actions.= image('images/lists/edit.png','cat_edit_'.$section, msgPool::editButton(_("category ACL")));
 555         }
 556         if($this->acl_is_removeable() && preg_match("/;".$section."(;|\/)/", $usedList)){
 557           $actions.= image('images/lists/trash.png','cat_del_'.$section, msgPool::delButton(_("category ACL")));
 558         }
 559
 560         $field1= array("string" => $dsc, "attach" => "style='width:100px'");
 561         $field2= array("string" => $summary);
 562         $field3= array("string" => $actions, "attach" => "style='border-right:0px;width:50px'");
 563         $aclList->AddEntry(array($field1, $field2, $field3));
 564       }
 565
 566       $smarty->assign("aclList", $aclList->DrawList());
 567       $smarty->assign("aclType", $this->aclType);
 568       $smarty->assign("aclFilter", $this->aclFilter);
 569       $smarty->assign("aclTypes", $this->aclTypes);
 570       $smarty->assign("target", $this->target);
 571       $smarty->assign("targets", $this->targets);
 572
 573       /* Assign possible target types */
 574       $smarty->assign("targets", $this->targets);
 575       foreach ($this->attributes as $attr){
 576         $smarty->assign($attr, $this->$attr);
 577       }
 578
 579
 580       /* Generate list */
 581       $tmp= array();
 582       if ($this->target == "group" && !isset($this->recipients["G:*"])){
 583         $tmp["G:*"]= _("All users");
 584       }
 585       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
 586         if ($this->target == $field){
 587           foreach ($this->$arr as $key => $value){
 588             if (!isset($this->recipients[$key])){
 589               $tmp[$key]= $value;
 590             }
 591           }
 592         }
 593       }
 594       $smarty->assign('sources', $tmp);
 595       $smarty->assign('recipients', $this->recipients);
 596
 597       /* Acl selector if scope is base */
 598       if ($this->aclType == 'base'){
 599         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
 600       }
 601
 602       /* Role selector if scope is base */
 603       if ($this->aclType == 'role'){
 604         $smarty->assign('roleSelector', "Role selector");#, $this->buildRoleSelector($this->myAclObjects));
 605         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 606       }
 607     }
 608
 609     if ($this->dialogState == 'edit'){
 610       $smarty->assign('headline', sprintf(_("Edit ACL for '%s' - scope is '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
 611
 612       /* Collect objects for selected category */
 613       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
 614         if ($idx == 0){
 615           continue;
 616         }
 617         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
 618       }
 619       if ($this->aclObject == 'all'){
 620         $aclObjects['all']= _("All objects in current subtree");
 621       }
 622
 623       /* Role selector if scope is base */
 624       if ($this->aclType == 'role'){
 625         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 626       } else {
 627         $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
 628       }
 629     }
 630
 631     /* Show main page */
 632     $smarty->assign("dialogState", $this->dialogState);
 633
 634     /* Assign acls */
 635     $smarty->assign("acl_createable",$this->acl_is_createable());
 636     $smarty->assign("acl_writeable" ,$this->acl_is_writeable(""));
 637     $smarty->assign("acl_readable"  ,$this->acl_is_readable(""));
 638     $smarty->assign("acl_removeable",$this->acl_is_removeable());
 639
 640     return ($smarty->fetch (get_template_path('acl.tpl')));
 641   }
 642
 643
 644   function sort_by_priority($list)
 645   {
 646     $tmp= session::global_get('plist');
 647     $plist= $tmp->info;
 648     asort($plist);
 649     $newSort = array();
 650
 651     foreach($list as $name => $translation){
 652       $na  =  preg_replace("/^.*\//","",$name);
 653       $prio = 0;
 654       if(isset($plist[$na]['plPriority'])){
 655         $prio=  $plist[$na]['plPriority'] ;
 656       }
 657
 658       $newSort[$name] = $prio;
 659     }
 660
 661     asort($newSort);
 662
 663     $ret = array();
 664     foreach($newSort as $name => $prio){
 665       $ret[$name] = $list[$name];
 666     }
 667     return($ret);
 668   }
 669
 670
 671   function buildRoleSelector($list)
 672   {
 673     $D_List =new divSelectBox("Acl_Roles");
 674
 675     $selected = $this->aclContents;
 676     if(!is_string($this->aclContents) || !isset($list[$this->aclContents])){
 677       $selected = key($list);
 678     }
 679
 680     $str ="";
 681     foreach($list as $dn => $values){
 682
 683       if($dn == $selected){
 684         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."' checked>";
 685       }else{
 686         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."'>";
 687       }
 688
 689       $field1 = array("string" => $option) ;
 690       $field2 = array("string" => $values['cn'], "attach" => "style='width:200px;'") ;
 691       $field3 = array("string" => $values['description'],"attach" => "style='border-right:0px;'") ;
 692
 693       $D_List->AddEntry(array($field1,$field2,$field3));
 694     }
 695     return($D_List->DrawList());
 696   }
 697
 698
 699   function buildAclSelector($list)
 700   {
 701     $display= "<input type='hidden' name='acl_dummy_0_0_0' value='1'>";
 702     $cols= 3;
 703     $tmp= session::global_get('plist');
 704     $plist= $tmp->info;
 705     asort($plist);
 706
 707     /* Add select all/none buttons */
 708     $style = "style='width:100px;'";
 709
 710     if($this->acl_is_writeable("")){
 711       $display .= "<button type='button' ".$style." name='toggle_all_create' onClick=\"acl_toggle_all('_0_c$');\" >Toggle C</button>";
 712       $display .= "<button type='button' ".$style." name='toggle_all_move'   onClick=\"acl_toggle_all('_0_m$');\" >Toggle M</button>";
 713       $display .= "<button type='button' ".$style." name='toggle_all_remove' onClick=\"acl_toggle_all('_0_d$');\" >Toggle D</button> - ";
 714       $display .= "<button type='button' ".$style." name='toggle_all_read'   onClick=\"acl_toggle_all('_0_r$');\" >Toggle R</button>";
 715       $display .= "<button type='button' ".$style." name='toggle_all_write'  onClick=\"acl_toggle_all('_0_w$');\" >Toggle W</button> - ";
 716
 717       $display .= "<button type='button' ".$style." name='toggle_all_sub_read'  onClick=\"acl_toggle_all('[^0]_r$');\" >R+</button>";
 718       $display .= "<button type='button' ".$style." name='toggle_all_sub_write'  onClick=\"acl_toggle_all('[^0]_w$');\" >W+</button>";
 719
 720       $display .= "<br>";
 721
 722       $style = "style='width:50px;'";
 723       $display .= "<button type='button' ".$style." name='set_true_all_create' onClick=\"acl_set_all('_0_c$',true);\" >C+</button>";
 724       $display .= "<button type='button' ".$style." name='set_false_all_create' onClick=\"acl_set_all('_0_c$',false);\" >C-</button>";
 725       $display .= "<button type='button' ".$style." name='set_true_all_move' onClick=\"acl_set_all('_0_m$',true);\" >M+</button>";
 726       $display .= "<button type='button' ".$style." name='set_false_all_move' onClick=\"acl_set_all('_0_m$',false);\" >M-</button>";
 727       $display .= "<button type='button' ".$style." name='set_true_all_remove' onClick=\"acl_set_all('_0_d$',true);\" >D+</button>";
 728       $display .= "<button type='button' ".$style." name='set_false_all_remove' onClick=\"acl_set_all('_0_d$',false);\" >D-</button> - ";
 729       $display .= "<button type='button' ".$style." name='set_true_all_read' onClick=\"acl_set_all('_0_r$',true);\" >R+</button>";
 730       $display .= "<button type='button' ".$style." name='set_false_all_read' onClick=\"acl_set_all('_0_r$',false);\" >R-</button>";
 731       $display .= "<button type='button' ".$style." name='set_true_all_write' onClick=\"acl_set_all('_0_w$',true);\" >W+</button>";
 732       $display .= "<button type='button' ".$style." name='set_false_all_write' onClick=\"acl_set_all('_0_w$',false);\" >W-</button> - ";
 733
 734       $display .= "<button type='button' ".$style." name='set_true_all_read' onClick=\"acl_set_all('[^0]_r$',true);\" >R+</button>";
 735       $display .= "<button type='button' ".$style." name='set_false_all_read' onClick=\"acl_set_all('[^0]_r$',false);\" >R-</button>";
 736       $display .= "<button type='button' ".$style." name='set_true_all_write' onClick=\"acl_set_all('[^0]_w$',true);\" >W+</button>";
 737       $display .= "<button type='button' ".$style." name='set_false_all_write' onClick=\"acl_set_all('[^0]_w$',false);\" >W-</button>";
 738     }
 739
 740     /* Build general objects */
 741     $list =$this->sort_by_priority($list);
 742     foreach ($list as $key => $name){
 743
 744       /* Create sub acl if it does not exist */
 745       if (!isset($this->aclContents[$key])){
 746         $this->aclContents[$key]= array();
 747       }
 748       if(!isset($this->aclContents[$key][0])){
 749         $this->aclContents[$key][0]= '';
 750       }
 751
 752       $currentAcl= $this->aclContents[$key];
 753
 754       /* Get the overall plugin acls
 755        */
 756       $overall_acl ="";
 757       if(isset($currentAcl[0])){
 758         $overall_acl = $currentAcl[0];
 759       }
 760
 761       // Detect configured plugins
 762       $expand = count($currentAcl) > 1 || $currentAcl[0] != "";
 763
 764       /* Object header */
 765                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 766
 767       if($expand){
 768         $back_color = "#C8C8FF";
 769       }else{
 770         $back_color = "#C8C8C8";
 771       }
 772
 773       if(isset($_SERVER['HTTP_USER_AGENT']) &&
 774           (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 775           (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 776         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 777           "\n  <tr>".
 778           "\n    <td style='background-color:{$back_color};height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 779           "\n    <td align='right' style='background-color:{$back_color};height:1.8em;'>".
 780           "\n    <button type='button' onclick=\"$('{$tname}').toggle();\">"._("Show/hide advanced settings")."</button></td>".
 781           "\n  </tr>";
 782       } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 783         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 784           "\n  <tr>".
 785           "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 786           "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 787           "\n    <button type='button' onclick=\"$('{$tname}').toggle();\">"._("Show/hide advanced settings")."</button></td>".
 788           "\n  </tr>";
 789       } else {
 790         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 791           "\n  <tr>".
 792           "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 793           "\n  </tr>";
 794       }
 795
 796       /* Generate options */
 797       $spc= "&nbsp;&nbsp;";
 798       $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $overall_acl)).$spc;
 799       $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $overall_acl)).$spc;
 800       $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $overall_acl)).$spc;
 801       if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 802         $options.= $this->mkchkbx($key."_0_s", _("Grant permission to owner"), preg_match('/s/', $overall_acl)).$spc;
 803       }
 804
 805       /* Global options */
 806       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $overall_acl)).$spc;
 807       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $overall_acl));
 808
 809       $display.= "\n  <tr>".
 810                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
 811                  "\n    <td style='background-color:#D4D4D4'>&nbsp;"._("Complete object").": $more_options</td>".
 812                  "\n  </tr>";
 813
 814       /* Walk through the list of attributes */
 815       $cnt= 1;
 816       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
 817       if(session::global_get('js')) {
 818         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 819             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 820           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 821                      "\n    <td colspan=".$cols.">".
 822                      "\n      <div id='$tname' style='overflow:hidden; display:none;vertical-align:top;width:100%;'>".
 823                      "\n        <table style='width:100%;' summary='{$name}'>";
 824         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 825           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 826                      "\n    <td colspan=".$cols.">".
 827                      "\n      <div id='$tname' style='position:absolute;overflow:hidden;display:none;;vertical-align:top;width:100%;'>".
 828                      "\n        <table style='width:100%;' summary='{$name}'>";
 829         }else{
 830         }
 831       }
 832
 833
 834       foreach($splist as $attr => $dsc){
 835
 836         /* Skip pl* attributes, they are internal... */
 837         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
 838           continue;
 839         }
 840
 841         /* Open table row */
 842         if ($cnt == 1){
 843           $display.= "\n  <tr>";
 844         }
 845
 846         /* Close table row */
 847         if ($cnt == $cols){
 848           $cnt= 1;
 849           $rb= "";
 850           $end= "\n  </tr>";
 851         } else {
 852           $cnt++;
 853           $rb= "border-right:1px solid #A0A0A0;";
 854           $end= "";
 855         }
 856
 857         /* Collect list of attributes */
 858         $state= "";
 859         if (isset($currentAcl[$attr])){
 860           $state= $currentAcl[$attr];
 861         }
 862         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
 863                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
 864       }
 865
 866       /* Fill missing td's if needed */
 867       if (--$cnt != $cols && $cnt != 0){
 868        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt);
 869       }
 870
 871       if(session::global_get('js')) {
 872         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 873             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 874             (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT'])) ||
 875             (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
 876           $display.= "\n        </table>".
 877                      "\n      </div>".
 878                      "\n    </td>".
 879                      "\n  </tr>";
 880         }
 881       }
 882
 883       $display.= "\n</table><br />\n";
 884     }
 885
 886     return ($display);
 887   }
 888
 889
 890   function mkchkbx($name, $text, $state= FALSE)
 891   {
 892     $state= $state?"checked":"";
 893     if($this->acl_is_writeable("")){
 894                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 895       return "\n      <input id='acl_$tname' type=checkbox name='acl_$name' $state>".
 896         "\n      <label for='acl_$tname'>$text</label>";
 897     }else{
 898       return "\n <input type='checkbox' disabled name='dummy_".microtime(1)."' $state>$text";
 899     }
 900   }
 901
 902
 903   function mkrwbx($name, $state= "")
 904   {
 905     $rstate= preg_match('/r/', $state)?'checked':'';
 906     $wstate= preg_match('/w/', $state)?'checked':'';
 907                 $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 908
 909     if($this->acl_is_writeable("")){
 910       return ("\n      <input id='acl_".$tname."_r' type=checkbox name='acl_${name}_r' $rstate>".
 911           "\n      <label for='acl_".$tname."_r'>"._("read")."</label>".
 912           "\n      <input id='acl_".$tname."_w' type=checkbox name='acl_${name}_w' $wstate>".
 913           "\n      <label for='acl_".$tname."_w'>"._("write")."</label>");
 914     }else{
 915       return ("\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $rstate>"._("read").
 916           "\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $wstate>"._("write"));
 917     }
 918   }
 919
 920
 921   static function explodeACL($acl)
 922   {
 923
 924     $list= explode(':', $acl);
 925     if(count($list) == 5){
 926       list($index, $type,$member,$permission,$filter)= $list;
 927       $filter = base64_decode($filter);
 928     }else{
 929       $filter = "";
 930       list($index, $type,$member,$permission)= $list;
 931     }
 932
 933     $a= array( $index => array("type" => $type,
 934                                "filter"=> $filter,
 935                                "members" => acl::extractMembers($acl,$type == "role")));
 936
 937     /* Handle different types */
 938     switch ($type){
 939
 940       case 'psub':
 941       case 'sub':
 942       case 'one':
 943       case 'base':
 944         $a[$index]['acl']= acl::extractACL($acl);
 945         break;
 946
 947       case 'role':
 948         $a[$index]['acl']= base64_decode(preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl));
 949         break;
 950
 951       case 'reset':
 952         break;
 953
 954       default:
 955         msg_dialog::display(_("Internal error"), sprintf(_("Unkown ACL type '%s'!"), $type), ERROR_DIALOG);
 956         $a= array();
 957     }
 958     return ($a);
 959   }
 960
 961
 962   static function extractMembers($acl,$role = FALSE)
 963   {
 964     global $config;
 965     $a= array();
 966
 967     /* Rip acl off the string, seperate by ',' and place it in an array */
 968     if($role){
 969       $ms= preg_replace('/^[^:]+:[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 970     }else{
 971       $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 972     }
 973     if ($ms == $acl){
 974       return $a;
 975     }
 976     $ma= explode(',', $ms);
 977
 978     /* Decode dn's, fill with informations from LDAP */
 979     $ldap= $config->get_ldap_link();
 980     foreach ($ma as $memberdn){
 981       // Check for wildcard here
 982       $dn= base64_decode($memberdn);
 983       if ($dn != "*") {
 984         $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
 985
 986         /* Found entry... */
 987         if ($ldap->count()){
 988           $attrs= $ldap->fetch();
 989           if (in_array_ics('gosaAccount', $attrs['objectClass'])){
 990             $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
 991           } else {
 992             $a['G:'.$dn]= $attrs['cn'][0];
 993             if (isset($attrs['description'][0])){
 994               $a['G:'.$dn].= " [".$attrs['description'][0]."]";
 995             }
 996           }
 997
 998         /* ... or not */
 999         } else {
1000           $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
1001         }
1002
1003       } else {
1004         $a['G:*']= sprintf(_("All users"));
1005       }
1006     }
1007
1008     return ($a);
1009   }
1010
1011
1012   static function extractACL($acl)
1013   {
1014     /* Rip acl off the string, seperate by ',' and place it in an array */
1015     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:([^:]*).*$/', '\1', $acl);
1016     $aa= explode(',', $as);
1017     $a= array();
1018
1019     /* Dis-assemble single ACLs */
1020     foreach($aa as $sacl){
1021
1022       /* Dis-assemble field ACLs */
1023       $ao= explode('#', $sacl);
1024       $gobject= "";
1025       foreach($ao as $idx => $ssacl){
1026
1027         /* First is department with global acl */
1028         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
1029         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
1030         if ($idx == 0){
1031           /* Create hash for this object */
1032           $gobject= $object;
1033           $a[$gobject]= array();
1034
1035           /* Append ACL if set */
1036           if ($gacl != ""){
1037             $a[$gobject]= array($gacl);
1038           }
1039         } else {
1040
1041           /* All other entries get appended... */
1042           list($field, $facl)= explode(';', $ssacl);
1043           $a[$gobject][$field]= $facl;
1044         }
1045
1046       }
1047     }
1048
1049     return ($a);
1050   }
1051
1052
1053   function assembleAclSummary($entry)
1054   {
1055     $summary= "";
1056
1057     /* Summarize ACL */
1058     if (isset($entry['acl'])){
1059       $acl= "";
1060
1061       if($entry['type'] == "role"){
1062
1063         if(isset($this->roles[$entry['acl']])){
1064           $summary.= sprintf(_("Role: %s"), $this->roles[$entry['acl']]['cn']);
1065         }else{
1066           $summary.= sprintf(_("Role: %s"), "<i>"._("unknown role")."</i>");
1067         }
1068       }else{
1069         foreach ($entry['acl'] as $name => $object){
1070           if (count($object)){
1071             $acl.= "$name, ";
1072           }
1073         }
1074         $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
1075       }
1076     }
1077
1078
1079     /* Summarize members */
1080     if(!($this instanceOf aclrole)){
1081       if ($summary != ""){
1082         $summary.= ", ";
1083       }
1084       if (count($entry['members'])){
1085         $summary.= _("Members").": ";
1086         foreach ($entry['members'] as $cn){
1087           $cn= preg_replace('/ \[.*$/', '', $cn);
1088           $summary.= $cn.", ";
1089         }
1090       } else {
1091         $summary.= "<font color='red'><i>"._("inactive")."&nbsp;-&nbsp;"._("No members")."</i></font>";
1092       }
1093     }
1094     return (preg_replace('/, $/', '', $summary));
1095   }
1096
1097
1098   function loadAclEntry($new= FALSE)
1099   {
1100     /* New entry gets presets... */
1101     if ($new){
1102       $this->aclType= 'base';
1103       $this->aclFilter= "";
1104       $this->recipients= array();
1105       $this->aclContents= array();
1106     } else {
1107       $acl= $this->gosaAclEntry[$this->currentIndex];
1108       $this->aclType= $acl['type'];
1109       $this->recipients= $acl['members'];
1110       $this->aclContents= $acl['acl'];
1111       $this->aclFilter= $acl['filter'];
1112     }
1113
1114     $this->wasNewEntry= $new;
1115   }
1116
1117
1118   function aclPostHandler()
1119   {
1120     if (isset($_POST['save_acl'])){
1121       $this->save();
1122       return TRUE;
1123     }
1124
1125     return FALSE;
1126   }
1127
1128
1129   function PrepareForCopyPaste($source)
1130   {
1131     plugin::PrepareForCopyPaste($source);
1132
1133     $dn = $source['dn'];
1134     $acl_c = new acl($this->config, $this->parent,$dn);
1135     $this->gosaAclEntry = $acl_c->gosaAclEntry;
1136   }
1137
1138
1139   function save()
1140   {
1141     /* Assemble ACL's */
1142     $tmp_acl= array();
1143
1144     foreach ($this->gosaAclEntry as $prio => $entry){
1145       $final= "";
1146       $members= "";
1147       if (isset($entry['members'])){
1148         foreach ($entry['members'] as $key => $dummy){
1149           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
1150         }
1151       }
1152
1153       if($entry['type'] != "role"){
1154         $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
1155       }else{
1156         $final= $prio.":".$entry['type'].":".base64_encode($entry['acl']).":".preg_replace('/,$/', '', $members);
1157       }
1158
1159       /* ACL's if needed */
1160       if ($entry['type'] != "reset" && $entry['type'] != "role"){
1161         $acl= ":";
1162         if (isset($entry['acl'])){
1163           foreach ($entry['acl'] as $object => $contents){
1164
1165             /* Only save, if we've some contents in there... */
1166             if (count($contents)){
1167               $acl.= $object.";";
1168
1169               foreach($contents as $attr => $permission){
1170
1171                 /* First entry? Its the one for global settings... */
1172                 if ($attr == '0'){
1173                   $acl.= $permission;
1174                 } else {
1175                   $acl.= '#'.$attr.';'.$permission;
1176                 }
1177
1178               }
1179               $acl.= ',';
1180             }
1181
1182           }
1183         }
1184         $final.= preg_replace('/,$/', '', $acl);
1185       }
1186
1187       /* Append additional filter options
1188        */
1189       if(!empty($entry['filter'])){
1190         $final .= ":".base64_encode($entry['filter']);
1191       }
1192
1193       $tmp_acl[]= $final;
1194     }
1195
1196     /* Call main method */
1197     plugin::save();
1198
1199     /* Finally (re-)assign it... */
1200     $this->attrs['gosaAclEntry']= $tmp_acl;
1201
1202     /* Remove acl from this entry if it is empty... */
1203     if (!count($tmp_acl)){
1204       /* Remove attribute */
1205       if ($this->initially_was_account){
1206         $this->attrs['gosaAclEntry']= array();
1207       } else {
1208         if (isset($this->attrs['gosaAclEntry'])){
1209           unset($this->attrs['gosaAclEntry']);
1210         }
1211       }
1212
1213       /* Remove object class */
1214       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
1215     }
1216
1217     /* Do LDAP modifications */
1218     $ldap= $this->config->get_ldap_link();
1219     $ldap->cd($this->dn);
1220     $this->cleanup();
1221     $ldap->modify ($this->attrs);
1222
1223     if(count($this->attrs)){
1224       new log("modify","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1225     }
1226
1227     if (!$ldap->success()){
1228       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1229     }
1230
1231     /* Refresh users ACLs */
1232     $ui= get_userinfo();
1233     $ui->loadACL();
1234     session::global_set('ui',$ui);
1235   }
1236
1237
1238   function remove_from_parent()
1239   {
1240     plugin::remove_from_parent();
1241
1242     /* include global link_info */
1243     $ldap= $this->config->get_ldap_link();
1244
1245     $ldap->cd($this->dn);
1246     $this->cleanup();
1247     $ldap->modify ($this->attrs);
1248
1249     new log("remove","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1250
1251     /* Optionally execute a command after we're done */
1252     $this->handle_post_events("remove",array("uid" => $this->uid));
1253   }
1254
1255
1256   /* Return plugin informations for acl handling */
1257   static function plInfo()
1258   {
1259     return (array(
1260           "plShortName"   => _("ACL"),
1261           "plDescription" => _("ACL")."&nbsp;("._("Access control list").")",
1262           "plSelfModify"  => FALSE,
1263           "plDepends"     => array(),
1264           "plPriority"    => 0,
1265           "plSection"     => array("administration"),
1266           "plCategory"    => array("acl" => array("description"  => _("ACL")."&nbsp;&amp;&nbsp;"._("ACL roles"),
1267                                                           "objectClass"  => array("gosaAcl","gosaRole"))),
1268           "plProvidedAcls"=> array(
1269 //            "cn"          => _("Role name"),
1270 //            "description" => _("Role description")
1271             )
1272
1273           ));
1274   }
1275
1276
1277   /* Remove acls defined for $src */
1278   function remove_acl()
1279   {
1280     acl::remove_acl_for($this->dn);
1281   }
1282
1283
1284   /* Remove acls defined for $src */
1285   static function remove_acl_for($dn)
1286   {
1287     global $config;
1288
1289     $ldap = $config->get_ldap_link();
1290     $ldap->cd($config->current['BASE']);
1291     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($dn)."*))",array("gosaAclEntry","dn"));
1292     $new_entries= array();
1293     while($attrs = $ldap->fetch()){
1294       if (!isset($attrs['gosaAclEntry'])) {
1295         continue;
1296       }
1297       unset($attrs['gosaAclEntry']['count']);
1298
1299       // Remove entry directly
1300       foreach($attrs['gosaAclEntry'] as $id => $entry){
1301         $parts= explode(':',$entry);
1302         $members= explode(',',$parts[2]);
1303         $new_members= array();
1304         foreach($members as $member) {
1305           if (base64_decode($member) != $dn) {
1306             $new_members[]= $member;
1307           } else {
1308             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Removed acl for %s on object %s.",$dn,$attrs['dn']));
1309           }
1310         }
1311
1312         /* We can completely remove the entry if there are no members anymore */
1313         if (count($new_members)) {
1314           $parts[2]= implode(",", $new_members);
1315           $new_entries[]= implode(":", $parts);
1316         }
1317       }
1318
1319       // There should be a modification, so write it back
1320       $ldap->cd($attrs['dn']);
1321       $new_attrs= array("gosaAclEntry" => $new_entries);
1322       $ldap->modify($new_attrs);
1323       if (!$ldap->success()){
1324         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1325       }
1326     }
1327   }
1328
1329
1330   function update_acl_membership($src,$dst)
1331   {
1332     $ldap = $this->config->get_ldap_link();
1333     $ldap->cd($this->config->current['BASE']);
1334     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($src)."*))",array("gosaAclEntry","dn"));
1335     while($attrs = $ldap->fetch()){
1336       $acl = new acl($this->config,$this->parent,$attrs['dn']);
1337       foreach($acl->gosaAclEntry as $id => $entry){
1338         foreach($entry['members'] as $m_id => $member){
1339           if($m_id == "U:".$src){
1340             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1341             $new = "U:".$dst;
1342             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1343             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Updated acl for user %s on object %s.",$src,$attrs['dn']));
1344           }
1345           if($m_id == "G:".$src){
1346             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1347             $new = "G:".$dst;
1348             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1349             gosa_log("modify","groups/acl",$attrs['dn'],array(),sprintf("Updated acl for group %s on object %s.",$src,$attrs['dn']));
1350           }
1351         }
1352       }
1353       $acl -> save();
1354     }
1355   }
1356
1357 }
1358
1359 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1360 ?>