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