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   var $list =NULL;
  58
  59   var $sectionList = NULL;
  60   var $roleList = NULL;
  61
  62   function acl (&$config, $parent, $dn= NULL)
  63   {
  64     /* Include config object */
  65     plugin::plugin($config, $dn);
  66
  67     /* Load ACL's */
  68     $this->gosaAclEntry= array();
  69     if (isset($this->attrs['gosaAclEntry'])){
  70       for ($i= 0; $i<$this->attrs['gosaAclEntry']['count']; $i++){
  71         $acl= $this->attrs['gosaAclEntry'][$i];
  72         $this->gosaAclEntry= array_merge($this->gosaAclEntry, acl::explodeACL($acl));
  73       }
  74     }
  75     ksort($this->gosaAclEntry);
  76
  77     /* Save parent - we've to know more about it than other plugins... */
  78     $this->parent= &$parent;
  79
  80     /* Container? */
  81     if (preg_match('/^(o|ou|c|l|dc)=/i', $dn)){
  82       $this->isContainer= TRUE;
  83     }
  84
  85     /* Users */
  86     $ui= get_userinfo();
  87     $tag= $ui->gosaUnitTag;
  88     $ldap= $config->get_ldap_link();
  89     $ldap->cd($config->current['BASE']);
  90     if ($tag == ""){
  91       $ldap->search('(objectClass=gosaAccount)', array('uid', 'cn'));
  92     } else {
  93       $ldap->search('(&(objectClass=gosaAccount)(gosaUnitTag='.$tag.'))', array('uid', 'cn'));
  94     }
  95     while ($attrs= $ldap->fetch()){
  96
  97       // Allow objects without cn to be listed without causing an error.
  98       if(!isset($attrs['cn'][0]) && isset($attrs['uid'][0])){
  99         $this->users['U:'.$attrs['dn']]=  $attrs['uid'][0];
 100       }elseif(!isset($attrs['uid'][0]) && isset($attrs['cn'][0])){
 101         $this->users['U:'.$attrs['dn']]=  $attrs['cn'][0];
 102       }elseif(!isset($attrs['uid'][0]) && !isset($attrs['cn'][0])){
 103         $this->users['U:'.$attrs['dn']]= $attrs['dn'];
 104       }else{
 105         $this->users['U:'.$attrs['dn']]= $attrs['cn'][0].' ['.$attrs['uid'][0].']';
 106       }
 107
 108     }
 109     ksort($this->users);
 110
 111     /* Groups */
 112     $ldap->cd($config->current['BASE']);
 113 #    if ($tag == ""){
 114       $ldap->search('(objectClass=posixGroup)', array('cn', 'description'));
 115 #    } else {
 116 #      $ldap->search('(&(objectClass=posixGroup)(gosaUnitTag='.$tag.'))', array('cn', 'description'));
 117 #    }
 118     while ($attrs= $ldap->fetch()){
 119       $dsc= "";
 120       if (isset($attrs['description'][0])){
 121         $dsc= $attrs['description'][0];
 122       }
 123       $this->groups['G:'.$attrs['dn']]= $attrs['cn'][0].' ['.$dsc.']';
 124     }
 125     $this->groups['G:*']= _("All users");
 126     ksort($this->groups);
 127
 128     /* Roles */
 129     $ldap->cd($config->current['BASE']);
 130 #    if ($tag == ""){
 131       $ldap->search('(objectClass=gosaRole)', array('cn', 'description','gosaAclTemplate','dn'));
 132 #    } else {
 133 #     $ldap->search('(&(objectClass=gosaRole)(gosaUnitTag='.$tag.'))', array('cn', 'description','gosaAclTemplate','dn'));
 134 #    }
 135     while ($attrs= $ldap->fetch()){
 136       $dsc= "";
 137       if (isset($attrs['description'][0])){
 138         $dsc= $attrs['description'][0];
 139       }
 140
 141       $role_id = $attrs['dn'];
 142
 143       $this->roles[$role_id]['acls'] =array();
 144       for ($i= 0; $i < $attrs['gosaAclTemplate']['count']; $i++){
 145         $acl= $attrs['gosaAclTemplate'][$i];
 146         $this->roles[$role_id]['acls'] = array_merge($this->roles[$role_id]['acls'],acl::explodeACL($acl));
 147       }
 148       $this->roles[$role_id]['description'] = $dsc;
 149       $this->roles[$role_id]['cn'] = $attrs['cn'][0];
 150     }
 151
 152     /* Objects */
 153     $tmp= session::global_get('plist');
 154     $plist= $tmp->info;
 155     $cats = array();
 156     if (isset($this->parent) && $this->parent !== NULL){
 157       $oc= array();
 158       foreach ($this->parent->by_object as $key => $obj){
 159         $oc= array_merge($oc, $obj->objectclasses);
 160         if(isset($obj->acl_category)){
 161                                         $tmp= str_replace("/","",$obj->acl_category);
 162           $cats[$tmp] = $tmp;
 163         }
 164       }
 165       if (in_array_ics('organizationalUnit', $oc)){
 166         $this->isContainer= TRUE;
 167       }
 168     } else {
 169       $oc=  $this->attrs['objectClass'];
 170     }
 171
 172     /* Extract available categories from plugin info list */
 173     foreach ($plist as $class => $acls){
 174
 175       /* Only feed categories */
 176       if (isset($acls['plCategory'])){
 177
 178         /* Walk through supplied list and feed only translated categories */
 179         foreach($acls['plCategory'] as $idx => $data){
 180
 181           /* Non numeric index means -> base object containing more informations */
 182           if (preg_match('/^[0-9]+$/', $idx)){
 183
 184             if (!isset($this->ocMapping[$data])){
 185               $this->ocMapping[$data]= array();
 186               $this->ocMapping[$data][]= '0';
 187             }
 188
 189             if(isset($cats[$data])){
 190               $this->myAclObjects[$data.'/'.$class]= $acls['plDescription'];
 191             }
 192             $this->ocMapping[$data][]= $class;
 193           } else {
 194             if (!isset($this->ocMapping[$idx])){
 195               $this->ocMapping[$idx]= array();
 196               $this->ocMapping[$idx][]= '0';
 197             }
 198             $this->ocMapping[$idx][]= $class;
 199             $this->aclObjects[$idx]= $data['description'];
 200
 201             /* Additionally filter the classes we're interested in in "self edit" mode */
 202             if (is_array($data['objectClass'])){
 203               foreach($data['objectClass'] as $objectClass){
 204                 if (in_array_ics($objectClass, $oc)){
 205                   $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 206                   break;
 207                 }
 208               }
 209             } else {
 210               if (in_array_ics($data['objectClass'], $oc)){
 211                 $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 212               }
 213             }
 214           }
 215
 216         }
 217       }
 218     }
 219
 220     /* Sort categories */
 221     asort($this->aclObjects);
 222
 223     /* Fill acl types */
 224     if ($this->isContainer){
 225       $this->aclTypes= array("reset" => _("Reset ACLs"),
 226                              "one" => _("One level"),
 227                              "base" => _("Current object"),
 228                              "sub" => _("Complete subtree"),
 229                              "psub" => _("Complete subtree (permanent)"),
 230                              "role" => _("Use ACL defined in role"));
 231     } else {
 232       $this->aclTypes= array("base" => _("Current object"),
 233           "role" => _("Use ACL defined in role"));
 234     }
 235     asort($this->aclTypes);
 236     $this->targets= array("user" => _("Users"), "group" => _("Groups"));
 237     asort($this->targets);
 238
 239     /* Finally - we want to get saved... */
 240     $this->is_account= TRUE;
 241
 242     $this->updateList();
 243
 244     // Prepare lists
 245     $this->sectionList = new sortableListing();
 246     $this->sectionList->setDeleteable(false);
 247     $this->sectionList->setEditable(false);
 248     $this->sectionList->setWidth("100%");
 249     $this->sectionList->setHeight("120px");
 250     $this->sectionList->setColspecs(array('200px','*'));
 251     $this->sectionList->setHeader(array(_("Section"),_("Description")));
 252     $this->sectionList->setDefaultSortColumn(1);
 253     $this->sectionList->setAcl('rwcdm'); // All ACLs, we filter on our own here.
 254
 255     $this->roleList = new sortableListing();
 256     $this->roleList->setDeleteable(false);
 257     $this->roleList->setEditable(false);
 258     $this->roleList->setWidth("100%");
 259     $this->roleList->setHeight("120px");
 260     $this->roleList->setColspecs(array('20px','*','*'));
 261     $this->roleList->setHeader(array(_("Used"),_("Name"),_("Description")));
 262     $this->roleList->setDefaultSortColumn(1);
 263     $this->roleList->setAcl('rwcdm'); // All ACLs, we filter on our own here.
 264   }
 265
 266
 267   function updateList()
 268   {
 269       if(!$this->list){
 270           $this->list = new sortableListing($this->gosaAclEntry,array(),TRUE);
 271           $this->list->setDeleteable(true);
 272           $this->list->setEditable(true);
 273           $this->list->setColspecs(array('*'));
 274           $this->list->setWidth("100%");
 275           $this->list->setHeight("400px");
 276           $this->list->setAcl("rwcdm");
 277           $this->list->setHeader(array(_("Member"),_("Permissions"),_("Type")));
 278       }
 279
 280
 281     // Add ACL entries to the listing
 282     $lData = array();
 283     foreach($this->gosaAclEntry as $id => $entry){
 284        $lData[] = $this->convertForListing($entry);
 285     }
 286     $this->list->setListData($this->gosaAclEntry, $lData);
 287   }
 288
 289
 290   function convertForListing($entry)
 291   {
 292     $member = implode($entry['members'],", ");
 293     if(isset($entry['acl']) && is_array($entry['acl'])){
 294         $acl = implode(array_keys($entry['acl']),", ");
 295     }else{
 296         $acl="";
 297     }
 298     return(array('data' => array($member, $acl, $this->aclTypes[$entry['type']])));
 299   }
 300
 301
 302
 303   function execute()
 304   {
 305     /* Call parent execute */
 306     plugin::execute();
 307
 308     $tmp= session::global_get('plist');
 309     $plist= $tmp->info;
 310
 311     /* Handle posts */
 312     if (isset($_POST['new_acl'])){
 313       $this->dialogState= 'create';
 314       $this->dialog= TRUE;
 315       $this->currentIndex= count($this->gosaAclEntry);
 316       $this->loadAclEntry(TRUE);
 317     }
 318
 319     $new_acl= array();
 320     $aclDialog= FALSE;
 321     $firstedit= FALSE;
 322
 323     // Get listing actions. Delete or Edit.
 324     $this->list->save_object();
 325     $lAction = $this->list->getAction();
 326     $this->gosaAclEntry = array_values($this->list->getMaintainedData());
 327
 328     /* Act on HTML post and gets here.
 329      */
 330     if($lAction['action'] == "edit"){
 331         $this->currentIndex = $this->list->getKey($lAction['targets'][0]);
 332         $this->dialogState= 'create';
 333         $firstedit= TRUE;
 334         $this->dialog= TRUE;
 335         $this->loadAclEntry();
 336     }
 337
 338     foreach($_POST as $name => $post){
 339
 340       /* Actions... */
 341       if (preg_match('/^acl_edit_[0-9]*$/', $name)){
 342         $this->dialogState= 'create';
 343         $firstedit= TRUE;
 344         $this->dialog= TRUE;
 345         $this->currentIndex= preg_replace('/^acl_edit_([0-9]*)$/', '\1', $name);
 346         $this->loadAclEntry();
 347         continue;
 348       }
 349
 350       if (preg_match('/^cat_edit_.*$/', $name)){
 351         $this->aclObject= preg_replace('/^cat_edit_(.*)$/', '\1', $name);
 352         $this->dialogState= 'edit';
 353         foreach ($this->ocMapping[$this->aclObject] as $oc){
 354           if (isset($this->aclContents[$oc])){
 355             $this->savedAclContents[$oc]= $this->aclContents[$oc];
 356           }
 357         }
 358         continue;
 359       }
 360
 361       /* Only handle posts, if we allowed to modify ACLs */
 362       if(!$this->acl_is_writeable("")){
 363         continue;
 364       }
 365
 366       if (preg_match('/^acl_del_[0-9]*$/', $name)){
 367         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]*)$/', '\1', $name)]);
 368         continue;
 369       }
 370
 371       if (preg_match('/^cat_del_.*$/', $name)){
 372         $idx= preg_replace('/^cat_del_(.*)$/', '\1', $name);
 373         foreach ($this->ocMapping[$idx] as $key){
 374           if(isset($this->aclContents[$idx]))
 375             unset($this->aclContents[$idx]);
 376           if(isset($this->aclContents["$idx/$key"]))
 377             unset($this->aclContents["$idx/$key"]);
 378         }
 379         continue;
 380       }
 381
 382       /* ACL saving... */
 383       if (preg_match('/^acl_.*_[^xy]$/', $name)){
 384         list($dummy, $object, $attribute, $value)= explode('_', $name);
 385
 386         /* Skip for detection entry */
 387         if ($object == 'dummy') {
 388           continue;
 389         }
 390
 391         /* Ordinary ACLs */
 392         if (!isset($new_acl[$object])){
 393           $new_acl[$object]= array();
 394         }
 395         if (isset($new_acl[$object][$attribute])){
 396           $new_acl[$object][$attribute].= $value;
 397         } else {
 398           $new_acl[$object][$attribute]= $value;
 399         }
 400       }
 401
 402       // Remember the selected ACL role.
 403       if(isset($_POST['selected_role']) && $_POST['aclType'] == 'role'){
 404         $this->aclContents = "";
 405         $this->aclContents = base64_decode($_POST['selected_role']);
 406       }else{
 407           if(is_string($this->aclContents))
 408               $this->aclContents = array();
 409       }
 410     }
 411
 412     if(isset($_POST['acl_dummy_0_0_0'])){
 413       $aclDialog= TRUE;
 414     }
 415
 416     if($this->acl_is_writeable("")){
 417
 418       /* Only be interested in new acl's, if we're in the right _POST place */
 419       if ($aclDialog && $this->aclObject != "" && is_array($this->ocMapping[$this->aclObject])){
 420
 421         foreach ($this->ocMapping[$this->aclObject] as $oc){
 422
 423           if(isset($this->aclContents[$oc]) && is_array($this->aclContents)){
 424             unset($this->aclContents[$oc]);
 425           }elseif(isset($this->aclContents[$this->aclObject.'/'.$oc]) && is_array($this->aclContents)){
 426             unset($this->aclContents[$this->aclObject.'/'.$oc]);
 427           }else{
 428 #          trigger_error("Huhm?");
 429           }
 430           if (isset($new_acl[$oc]) && is_array($new_acl)){
 431             $this->aclContents[$oc]= $new_acl[$oc];
 432           }
 433           if (isset($new_acl[$this->aclObject.'/'.$oc]) && is_array($new_acl)){
 434             $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
 435           }
 436         }
 437       }
 438
 439       /* Save new acl in case of base edit mode */
 440       if ($this->aclType == 'base' && !$firstedit){
 441         $this->aclContents= $new_acl;
 442       }
 443     }
 444
 445     /* Cancel new acl? */
 446     if (isset($_POST['cancel_new_acl'])){
 447       $this->dialogState= 'head';
 448       $this->dialog= FALSE;
 449       if ($this->wasNewEntry){
 450         unset ($this->gosaAclEntry[$this->currentIndex]);
 451       }
 452     }
 453
 454     /* Save common values */
 455     if($this->acl_is_writeable("")){
 456       foreach (array("aclType","aclFilter", "aclObject", "target") as $key){
 457         if (isset($_POST[$key])){
 458           $this->$key= validate($_POST[$key]);
 459         }
 460       }
 461     }
 462
 463     /* Store ACL in main object? */
 464     if (isset($_POST['submit_new_acl'])){
 465       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
 466       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
 467       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
 468       $this->gosaAclEntry[$this->currentIndex]['filter']= $this->aclFilter;
 469       $this->dialogState= 'head';
 470       $this->dialog= FALSE;
 471     }
 472
 473     /* Cancel edit acl? */
 474     if (isset($_POST['cancel_edit_acl'])){
 475       $this->dialogState= 'create';
 476       foreach ($this->ocMapping[$this->aclObject] as $oc){
 477         if (isset($this->savedAclContents[$oc])){
 478           $this->aclContents[$oc]= $this->savedAclContents[$oc];
 479         }
 480       }
 481     }
 482
 483     /* Save edit acl? */
 484     if (isset($_POST['submit_edit_acl'])){
 485       $this->dialogState= 'create';
 486     }
 487
 488     /* Add acl? */
 489     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
 490       $this->dialogState= 'edit';
 491       $this->savedAclContents= array();
 492       foreach ($this->ocMapping[$this->aclObject] as $oc){
 493         if (isset($this->aclContents[$oc])){
 494           $this->savedAclContents[$oc]= $this->aclContents[$oc];
 495         }
 496       }
 497     }
 498
 499     /* Add to list? */
 500     if (isset($_POST['add']) && isset($_POST['source'])){
 501       foreach ($_POST['source'] as $key){
 502         if ($this->target == 'user'){
 503           $this->recipients[$key]= $this->users[$key];
 504         }
 505         if ($this->target == 'group'){
 506           $this->recipients[$key]= $this->groups[$key];
 507         }
 508       }
 509       ksort($this->recipients);
 510     }
 511
 512     /* Remove from list? */
 513     if (isset($_POST['del']) && isset($_POST['recipient'])){
 514       foreach ($_POST['recipient'] as $key){
 515           unset($this->recipients[$key]);
 516       }
 517     }
 518
 519     /* Create templating instance */
 520     $smarty= get_smarty();
 521
 522     $smarty->assign("acl_readable",$this->acl_is_readable(""));
 523     if(!$this->acl_is_readable("")){
 524       return ($smarty->fetch (get_template_path('acl.tpl')));
 525     }
 526
 527     if ($this->dialogState == 'head'){
 528       $this->updateList();
 529       $smarty->assign("aclList", $this->list->render());
 530     }
 531
 532     if ($this->dialogState == 'create'){
 533
 534
 535         if($this->aclType != 'role'){
 536
 537             // Create a map of all used sections, this allows us to simply hide the remove button
 538             //  if no acl is configured for the given section
 539             // e.g. ';all;department/country;users/user;
 540             $usedList = ";".implode(array_keys($this->aclContents),';').";";
 541
 542             /* Add settings for all categories to the (permanent) list */
 543             $data = $lData = array();
 544             foreach ($this->aclObjects as $section => $dsc){
 545                 $summary= "";
 546                 foreach($this->ocMapping[$section] as $oc){
 547                     if (isset($this->aclContents[$oc]) &&
 548                             count($this->aclContents[$oc]) &&
 549                             isset($this->aclContents[$oc][0]) &&
 550                             $this->aclContents[$oc][0] != ""){
 551
 552                         $summary.= "$oc, ";
 553                         continue;
 554                     }
 555                     if (isset($this->aclContents["$section/$oc"]) &&
 556                             count($this->aclContents["$section/$oc"])){
 557                         $summary.= "$oc, ";
 558                         continue;
 559                     }
 560                     if (isset($this->aclContents[$oc]) &&
 561                             !isset($this->aclContents[$oc][0]) &&
 562                             count($this->aclContents[$oc])){
 563                         $summary.= "$oc, ";
 564                     }
 565                 }
 566
 567                 /* Set summary... */
 568                 if ($summary == ""){
 569                     $summary= '<i>'._("No ACL settings for this category!").'</i>';
 570                 } else {
 571                     $summary= trim($summary,", ");
 572                     $summary= " ".sprintf(_("ACLs for: %s"), $summary);
 573                 }
 574
 575                 $actions ="";
 576                 if($this->acl_is_readable("")){
 577                     $actions.= image('images/lists/edit.png','cat_edit_'.$section,
 578                             msgPool::editButton(_("category ACL")));
 579                 }
 580                 if($this->acl_is_removeable() && preg_match("/;".$section."(;|\/)/", $usedList)){
 581                     $actions.= image('images/lists/trash.png','cat_del_'.$section,
 582                             msgPool::delButton(_("category ACL")));
 583                 }
 584                 $data[] = $section;
 585                 $lData[] = array('data'=>array($dsc, $summary, $actions));
 586             }
 587             $this->sectionList->setListData($data,$lData);
 588             $this->sectionList->update();
 589             $smarty->assign("aclList", $this->sectionList->render());
 590         }
 591
 592       $smarty->assign("aclType", $this->aclType);
 593       $smarty->assign("aclFilter", $this->aclFilter);
 594       $smarty->assign("aclTypes", $this->aclTypes);
 595       $smarty->assign("target", $this->target);
 596       $smarty->assign("targets", $this->targets);
 597
 598       /* Assign possible target types */
 599       $smarty->assign("targets", $this->targets);
 600       foreach ($this->attributes as $attr){
 601         $smarty->assign($attr, $this->$attr);
 602       }
 603
 604
 605       /* Generate list */
 606       $tmp= array();
 607       if ($this->target == "group" && !isset($this->recipients["G:*"])){
 608         $tmp["G:*"]= _("All users");
 609       }
 610       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
 611         if ($this->target == $field){
 612           foreach ($this->$arr as $key => $value){
 613             if (!isset($this->recipients[$key])){
 614               $tmp[$key]= $value;
 615             }
 616           }
 617         }
 618       }
 619       $smarty->assign('sources', $tmp);
 620       $smarty->assign('recipients', $this->recipients);
 621
 622       /* Acl selector if scope is base */
 623       if ($this->aclType == 'base'){
 624         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
 625       }
 626
 627       /* Role selector if scope is base */
 628       if ($this->aclType == 'role'){
 629         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 630       }
 631     }
 632
 633     if ($this->dialogState == 'edit'){
 634       $smarty->assign('headline', sprintf(_("Edit ACL for '%s' with scope '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
 635
 636       /* Collect objects for selected category */
 637       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
 638         if ($idx == 0){
 639           continue;
 640         }
 641         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
 642       }
 643
 644       /* Role selector if scope is base */
 645       if ($this->aclType == 'role'){
 646         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 647       } else {
 648         $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
 649       }
 650     }
 651
 652     /* Show main page */
 653     $smarty->assign("dialogState", $this->dialogState);
 654
 655     /* Assign acls */
 656     $smarty->assign("acl_createable",$this->acl_is_createable());
 657     $smarty->assign("acl_writeable" ,$this->acl_is_writeable(""));
 658     $smarty->assign("acl_readable"  ,$this->acl_is_readable(""));
 659     $smarty->assign("acl_removeable",$this->acl_is_removeable());
 660
 661     return ($smarty->fetch (get_template_path('acl.tpl')));
 662   }
 663
 664
 665   function sort_by_priority($list)
 666   {
 667     $tmp= session::global_get('plist');
 668     $plist= $tmp->info;
 669     asort($plist);
 670     $newSort = array();
 671
 672     foreach($list as $name => $translation){
 673       $na  =  preg_replace("/^.*\//","",$name);
 674       $prio = 0;
 675       if(isset($plist[$na]['plPriority'])){
 676         $prio=  $plist[$na]['plPriority'] ;
 677       }
 678
 679       $newSort[$name] = $prio;
 680     }
 681
 682     asort($newSort);
 683
 684     $ret = array();
 685     foreach($newSort as $name => $prio){
 686       $ret[$name] = $list[$name];
 687     }
 688     return($ret);
 689   }
 690
 691
 692   function buildRoleSelector($list)
 693   {
 694     $selected = $this->aclContents;
 695     if(!is_string($this->aclContents) || !isset($list[$this->aclContents])){
 696       $selected = key($list);
 697     }
 698
 699     $data = $lData = array();
 700     foreach($list as $dn => $values){
 701       if($dn == $selected){
 702         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."' checked>";
 703       }else{
 704         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."'>";
 705       }
 706       $data[] = postEncode($dn);
 707       $lData[] = array('data'=>array($option, $values['cn'], $values['description']));
 708     }
 709     $this->roleList->setListData($data,$lData);
 710     $this->roleList->update();
 711     return($this->roleList->render());
 712   }
 713
 714
 715   function buildAclSelector($list)
 716   {
 717     $display= "<input type='hidden' name='acl_dummy_0_0_0' value='1'>";
 718     $cols= 3;
 719     $tmp= session::global_get('plist');
 720     $plist= $tmp->info;
 721     asort($plist);
 722
 723     /* Add select all/none buttons */
 724     $style = "style='width:100px;'";
 725
 726     if($this->acl_is_writeable("")){
 727       $display .= "<button type='button' ".$style." name='toggle_all_create' onClick=\"acl_toggle_all('_0_c$');\" >Toggle C</button>";
 728       $display .= "<button type='button' ".$style." name='toggle_all_move'   onClick=\"acl_toggle_all('_0_m$');\" >Toggle M</button>";
 729       $display .= "<button type='button' ".$style." name='toggle_all_remove' onClick=\"acl_toggle_all('_0_d$');\" >Toggle D</button> - ";
 730       $display .= "<button type='button' ".$style." name='toggle_all_read'   onClick=\"acl_toggle_all('_0_r$');\" >Toggle R</button>";
 731       $display .= "<button type='button' ".$style." name='toggle_all_write'  onClick=\"acl_toggle_all('_0_w$');\" >Toggle W</button> - ";
 732
 733       $display .= "<button type='button' ".$style." name='toggle_all_sub_read'  onClick=\"acl_toggle_all('[^0]_r$');\" >R+</button>";
 734       $display .= "<button type='button' ".$style." name='toggle_all_sub_write'  onClick=\"acl_toggle_all('[^0]_w$');\" >W+</button>";
 735
 736       $display .= "<br>";
 737
 738       $style = "style='width:50px;'";
 739       $display .= "<button type='button' ".$style." name='set_true_all_create' onClick=\"acl_set_all('_0_c$',true);\" >C+</button>";
 740       $display .= "<button type='button' ".$style." name='set_false_all_create' onClick=\"acl_set_all('_0_c$',false);\" >C-</button>";
 741       $display .= "<button type='button' ".$style." name='set_true_all_move' onClick=\"acl_set_all('_0_m$',true);\" >M+</button>";
 742       $display .= "<button type='button' ".$style." name='set_false_all_move' onClick=\"acl_set_all('_0_m$',false);\" >M-</button>";
 743       $display .= "<button type='button' ".$style." name='set_true_all_remove' onClick=\"acl_set_all('_0_d$',true);\" >D+</button>";
 744       $display .= "<button type='button' ".$style." name='set_false_all_remove' onClick=\"acl_set_all('_0_d$',false);\" >D-</button> - ";
 745       $display .= "<button type='button' ".$style." name='set_true_all_read' onClick=\"acl_set_all('_0_r$',true);\" >R+</button>";
 746       $display .= "<button type='button' ".$style." name='set_false_all_read' onClick=\"acl_set_all('_0_r$',false);\" >R-</button>";
 747       $display .= "<button type='button' ".$style." name='set_true_all_write' onClick=\"acl_set_all('_0_w$',true);\" >W+</button>";
 748       $display .= "<button type='button' ".$style." name='set_false_all_write' onClick=\"acl_set_all('_0_w$',false);\" >W-</button> - ";
 749
 750       $display .= "<button type='button' ".$style." name='set_true_all_read' onClick=\"acl_set_all('[^0]_r$',true);\" >R+</button>";
 751       $display .= "<button type='button' ".$style." name='set_false_all_read' onClick=\"acl_set_all('[^0]_r$',false);\" >R-</button>";
 752       $display .= "<button type='button' ".$style." name='set_true_all_write' onClick=\"acl_set_all('[^0]_w$',true);\" >W+</button>";
 753       $display .= "<button type='button' ".$style." name='set_false_all_write' onClick=\"acl_set_all('[^0]_w$',false);\" >W-</button>";
 754     }
 755
 756     /* Build general objects */
 757     $list =$this->sort_by_priority($list);
 758     foreach ($list as $key => $name){
 759
 760       /* Create sub acl if it does not exist */
 761       if (!isset($this->aclContents[$key])){
 762         $this->aclContents[$key]= array();
 763       }
 764       if(!isset($this->aclContents[$key][0])){
 765         $this->aclContents[$key][0]= '';
 766       }
 767
 768       $currentAcl= $this->aclContents[$key];
 769
 770       /* Get the overall plugin acls
 771        */
 772       $overall_acl ="";
 773       if(isset($currentAcl[0])){
 774         $overall_acl = $currentAcl[0];
 775       }
 776
 777       // Detect configured plugins
 778       $expand = count($currentAcl) > 1 || $currentAcl[0] != "";
 779
 780       /* Object header */
 781                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 782
 783       if($expand){
 784         $back_color = "#C8C8FF";
 785       }else{
 786         $back_color = "#C8C8C8";
 787       }
 788
 789       if(isset($_SERVER['HTTP_USER_AGENT']) &&
 790           (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 791           (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 792         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 793           "\n  <tr>".
 794           "\n    <td style='background-color:{$back_color};height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 795           "\n    <td align='right' style='background-color:{$back_color};height:1.8em;'>".
 796           "\n    <button type='button' onclick=\"$('{$tname}').toggle();\">"._("Show/hide advanced settings")."</button></td>".
 797           "\n  </tr>";
 798       } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 799         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 800           "\n  <tr>".
 801           "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 802           "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 803           "\n    <button type='button' onclick=\"$('{$tname}').toggle();\">"._("Show/hide advanced settings")."</button></td>".
 804           "\n  </tr>";
 805       } else {
 806         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 807           "\n  <tr>".
 808           "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 809           "\n  </tr>";
 810       }
 811
 812       /* Generate options */
 813       $spc= "&nbsp;&nbsp;";
 814       $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $overall_acl)).$spc;
 815       $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $overall_acl)).$spc;
 816       $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $overall_acl)).$spc;
 817       if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 818         $options.= $this->mkchkbx($key."_0_s", _("Grant permission to owner"), preg_match('/s/', $overall_acl)).$spc;
 819       }
 820
 821       /* Global options */
 822       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $overall_acl)).$spc;
 823       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $overall_acl));
 824
 825       $display.= "\n  <tr>".
 826                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
 827                  "\n    <td style='background-color:#D4D4D4'>&nbsp;"._("Complete object").": $more_options</td>".
 828                  "\n  </tr>";
 829
 830       /* Walk through the list of attributes */
 831       $cnt= 1;
 832       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
 833       if(session::global_get('js')) {
 834         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 835             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 836           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 837                      "\n    <td colspan=".$cols.">".
 838                      "\n      <div id='$tname' style='overflow:hidden; display:none;vertical-align:top;width:100%;'>".
 839                      "\n        <table style='width:100%;' summary='{$name}'>";
 840         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 841           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 842                      "\n    <td colspan=".$cols.">".
 843                      "\n      <div id='$tname' style='position:absolute;overflow:hidden;display:none;;vertical-align:top;width:100%;'>".
 844                      "\n        <table style='width:100%;' summary='{$name}'>";
 845         }else{
 846         }
 847       }
 848
 849
 850       foreach($splist as $attr => $dsc){
 851
 852         /* Skip pl* attributes, they are internal... */
 853         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
 854           continue;
 855         }
 856
 857         /* Open table row */
 858         if ($cnt == 1){
 859           $display.= "\n  <tr>";
 860         }
 861
 862         /* Close table row */
 863         if ($cnt == $cols){
 864           $cnt= 1;
 865           $rb= "";
 866           $end= "\n  </tr>";
 867         } else {
 868           $cnt++;
 869           $rb= "border-right:1px solid #A0A0A0;";
 870           $end= "";
 871         }
 872
 873         /* Collect list of attributes */
 874         $state= "";
 875         if (isset($currentAcl[$attr])){
 876           $state= $currentAcl[$attr];
 877         }
 878         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
 879                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
 880       }
 881
 882       /* Fill missing td's if needed */
 883       if (--$cnt != $cols && $cnt != 0){
 884        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt);
 885       }
 886
 887       if(session::global_get('js')) {
 888         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 889             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 890             (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT'])) ||
 891             (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
 892           $display.= "\n        </table>".
 893                      "\n      </div>".
 894                      "\n    </td>".
 895                      "\n  </tr>";
 896         }
 897       }
 898
 899       $display.= "\n</table><br />\n";
 900     }
 901
 902     return ($display);
 903   }
 904
 905
 906   function mkchkbx($name, $text, $state= FALSE)
 907   {
 908     $state= $state?"checked":"";
 909     if($this->acl_is_writeable("")){
 910                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 911       return "\n      <input id='acl_$tname' type=checkbox name='acl_$name' $state>".
 912         "\n      <label for='acl_$tname'>$text</label>";
 913     }else{
 914       return "\n <input type='checkbox' disabled name='dummy_".microtime(1)."' $state>$text";
 915     }
 916   }
 917
 918
 919   function mkrwbx($name, $state= "")
 920   {
 921     $rstate= preg_match('/r/', $state)?'checked':'';
 922     $wstate= preg_match('/w/', $state)?'checked':'';
 923                 $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 924
 925     if($this->acl_is_writeable("")){
 926       return ("\n      <input id='acl_".$tname."_r' type=checkbox name='acl_${name}_r' $rstate>".
 927           "\n      <label for='acl_".$tname."_r'>"._("read")."</label>".
 928           "\n      <input id='acl_".$tname."_w' type=checkbox name='acl_${name}_w' $wstate>".
 929           "\n      <label for='acl_".$tname."_w'>"._("write")."</label>");
 930     }else{
 931       return ("\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $rstate>"._("read").
 932           "\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $wstate>"._("write"));
 933     }
 934   }
 935
 936
 937   static function explodeACL($acl)
 938   {
 939
 940     $list= explode(':', $acl);
 941     if(count($list) == 5){
 942       list($index, $type,$member,$permission,$filter)= $list;
 943       $filter = base64_decode($filter);
 944     }elseif(count($list) == 4){
 945       $filter = "";
 946       list($index, $type,$member,$permission)= $list;
 947     }else{
 948       $permission = "";
 949       $filter = "";
 950       list($index, $type,$member)= $list;
 951     }
 952
 953     $a= array( $index => array("type" => $type,
 954                                "filter"=> $filter,
 955                                "members" => acl::extractMembers($acl,$type == "role")));
 956
 957     /* Handle different types */
 958     switch ($type){
 959
 960       case 'psub':
 961       case 'sub':
 962       case 'one':
 963       case 'base':
 964         $a[$index]['acl']= acl::extractACL($acl);
 965         break;
 966
 967       case 'role':
 968         $a[$index]['acl']= base64_decode(preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl));
 969         break;
 970
 971       case 'reset':
 972         break;
 973
 974       default:
 975         msg_dialog::display(_("Internal error"), sprintf(_("Unkown ACL type '%s'!"), $type), ERROR_DIALOG);
 976         $a= array();
 977     }
 978     return ($a);
 979   }
 980
 981
 982   static function extractMembers($acl,$role = FALSE)
 983   {
 984     global $config;
 985     $a= array();
 986
 987     /* Rip acl off the string, seperate by ',' and place it in an array */
 988     if($role){
 989       $ms= preg_replace('/^[^:]+:[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 990     }else{
 991       $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 992     }
 993     if ($ms == $acl){
 994       return $a;
 995     }
 996     $ma= explode(',', $ms);
 997
 998     /* Decode dn's, fill with informations from LDAP */
 999     $ldap= $config->get_ldap_link();
1000     foreach ($ma as $memberdn){
1001       // Check for wildcard here
1002       $dn= base64_decode($memberdn);
1003       if ($dn != "*") {
1004         $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
1005
1006         /* Found entry... */
1007         if ($ldap->count()){
1008           $attrs= $ldap->fetch();
1009           if (in_array_ics('gosaAccount', $attrs['objectClass'])){
1010             $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
1011           } else {
1012             $a['G:'.$dn]= $attrs['cn'][0];
1013             if (isset($attrs['description'][0])){
1014               $a['G:'.$dn].= " [".$attrs['description'][0]."]";
1015             }
1016           }
1017
1018         /* ... or not */
1019         } else {
1020           $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
1021         }
1022
1023       } else {
1024         $a['G:*']= sprintf(_("All users"));
1025       }
1026     }
1027
1028     return ($a);
1029   }
1030
1031
1032   static function extractACL($acl)
1033   {
1034     /* Rip acl off the string, seperate by ',' and place it in an array */
1035     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:([^:]*).*$/', '\1', $acl);
1036     $aa= explode(',', $as);
1037     $a= array();
1038
1039     /* Dis-assemble single ACLs */
1040     foreach($aa as $sacl){
1041
1042       /* Dis-assemble field ACLs */
1043       $ao= explode('#', $sacl);
1044       $gobject= "";
1045       foreach($ao as $idx => $ssacl){
1046
1047         /* First is department with global acl */
1048         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
1049         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
1050         if ($idx == 0){
1051           /* Create hash for this object */
1052           $gobject= $object;
1053           $a[$gobject]= array();
1054
1055           /* Append ACL if set */
1056           if ($gacl != ""){
1057             $a[$gobject]= array($gacl);
1058           }
1059         } else {
1060
1061           /* All other entries get appended... */
1062           list($field, $facl)= explode(';', $ssacl);
1063           $a[$gobject][$field]= $facl;
1064         }
1065
1066       }
1067     }
1068
1069     return ($a);
1070   }
1071
1072
1073   function assembleAclSummary($entry)
1074   {
1075     $summary= "";
1076
1077     /* Summarize ACL */
1078     if (isset($entry['acl'])){
1079       $acl= "";
1080
1081       if($entry['type'] == "role"){
1082
1083         if(isset($this->roles[$entry['acl']])){
1084           $summary.= sprintf(_("ACL role: %s"), $this->roles[$entry['acl']]['cn']);
1085         }else{
1086           $summary.= sprintf(_("ACL role: %s"), "<i>"._("unknown ACL role")."</i>");
1087         }
1088       }else{
1089         foreach ($entry['acl'] as $name => $object){
1090           if (count($object)){
1091             $acl.= "$name, ";
1092           }
1093         }
1094         $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
1095       }
1096     }
1097
1098
1099     /* Summarize members */
1100     if(!($this instanceOf aclrole)){
1101       if ($summary != ""){
1102         $summary.= ", ";
1103       }
1104       if (count($entry['members'])){
1105         $summary.= _("Members").": ";
1106         foreach ($entry['members'] as $cn){
1107           $cn= preg_replace('/ \[.*$/', '', $cn);
1108           $summary.= $cn.", ";
1109         }
1110       } else {
1111         $summary.= "<font color='red'><i>"._("inactive")."&nbsp;-&nbsp;"._("No members")."</i></font>";
1112       }
1113     }
1114     return (preg_replace('/, $/', '', $summary));
1115   }
1116
1117
1118   function loadAclEntry($new= FALSE)
1119   {
1120     /* New entry gets presets... */
1121     if ($new){
1122       $this->aclType= 'base';
1123       $this->aclFilter= "";
1124       $this->recipients= array();
1125       $this->aclContents= array();
1126     } else {
1127       $acl= $this->gosaAclEntry[$this->currentIndex];
1128       $this->aclType= $acl['type'];
1129       $this->recipients= $acl['members'];
1130       $this->aclContents= (isset($acl['acl'])) ? $acl['acl'] :"";
1131       $this->aclFilter= $acl['filter'];
1132     }
1133
1134     $this->wasNewEntry= $new;
1135   }
1136
1137
1138   function aclPostHandler()
1139   {
1140     if (isset($_POST['save_acl'])){
1141       $this->save();
1142       return TRUE;
1143     }
1144
1145     return FALSE;
1146   }
1147
1148
1149   function PrepareForCopyPaste($source)
1150   {
1151     plugin::PrepareForCopyPaste($source);
1152
1153     $dn = $source['dn'];
1154     $acl_c = new acl($this->config, $this->parent,$dn);
1155     $this->gosaAclEntry = $acl_c->gosaAclEntry;
1156   }
1157
1158
1159   function save()
1160   {
1161     /* Assemble ACL's */
1162     $tmp_acl= array();
1163
1164     foreach ($this->gosaAclEntry as $prio => $entry){
1165       $final= "";
1166       $members= "";
1167       if (isset($entry['members'])){
1168         foreach ($entry['members'] as $key => $dummy){
1169           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
1170         }
1171       }
1172
1173       if($entry['type'] != "role"){
1174         $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
1175       }else{
1176         $final= $prio.":".$entry['type'].":".base64_encode($entry['acl']).":".preg_replace('/,$/', '', $members);
1177       }
1178
1179       /* ACL's if needed */
1180       $final.= ":";
1181       if ($entry['type'] != "reset" && $entry['type'] != "role"){
1182         $acl = "";
1183         if (isset($entry['acl'])){
1184           foreach ($entry['acl'] as $object => $contents){
1185
1186             /* Only save, if we've some contents in there... */
1187             if (count($contents)){
1188               $acl.= $object.";";
1189
1190               foreach($contents as $attr => $permission){
1191
1192                 /* First entry? Its the one for global settings... */
1193                 if ($attr == '0'){
1194                   $acl.= $permission;
1195                 } else {
1196                   $acl.= '#'.$attr.';'.$permission;
1197                 }
1198
1199               }
1200               $acl.= ',';
1201             }
1202
1203           }
1204         }
1205         $final.= preg_replace('/,$/', '', $acl);
1206       }
1207
1208       /* Append additional filter options
1209        */
1210       if(!empty($entry['filter'])){
1211         $final .= ":".base64_encode($entry['filter']);
1212       }
1213
1214       $tmp_acl[]= $final;
1215     }
1216
1217     /* Call main method */
1218     plugin::save();
1219
1220     /* Finally (re-)assign it... */
1221     $this->attrs['gosaAclEntry']= $tmp_acl;
1222
1223     /* Remove acl from this entry if it is empty... */
1224     if (!count($tmp_acl)){
1225       /* Remove attribute */
1226       if ($this->initially_was_account){
1227         $this->attrs['gosaAclEntry']= array();
1228       } else {
1229         if (isset($this->attrs['gosaAclEntry'])){
1230           unset($this->attrs['gosaAclEntry']);
1231         }
1232       }
1233
1234       /* Remove object class */
1235       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
1236     }
1237
1238     /* Do LDAP modifications */
1239     $ldap= $this->config->get_ldap_link();
1240     $ldap->cd($this->dn);
1241     $this->cleanup();
1242     $ldap->modify ($this->attrs);
1243
1244     if(count($this->attrs)){
1245       new log("modify","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1246     }
1247
1248     if (!$ldap->success()){
1249       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1250     }
1251
1252     /* Refresh users ACLs */
1253     $ui= get_userinfo();
1254     $ui->loadACL();
1255     session::global_set('ui',$ui);
1256   }
1257
1258
1259   function remove_from_parent()
1260   {
1261     plugin::remove_from_parent();
1262
1263     /* include global link_info */
1264     $ldap= $this->config->get_ldap_link();
1265
1266     $ldap->cd($this->dn);
1267     $this->cleanup();
1268     $ldap->modify ($this->attrs);
1269
1270     new log("remove","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1271
1272     /* Optionally execute a command after we're done */
1273     $this->handle_post_events("remove",array("uid" => $this->uid));
1274   }
1275
1276
1277   /* Return plugin informations for acl handling */
1278   static function plInfo()
1279   {
1280     return (array(
1281           "plShortName"   => _("ACL"),
1282           "plDescription" => _("ACL")."&nbsp;("._("Access control list").")",
1283           "plSelfModify"  => FALSE,
1284           "plDepends"     => array(),
1285           "plPriority"    => 0,
1286           "plSection"     => array("administration"),
1287           "plCategory"    => array("acl" => array("description"  => _("ACL")."&nbsp;&amp;&nbsp;"._("ACL roles"),
1288                                                           "objectClass"  => array("gosaAcl","gosaRole"))),
1289           "plProvidedAcls"=> array(
1290            "gosaAclEntry"          => _("ACL Entries")
1291             )
1292
1293           ));
1294   }
1295
1296
1297   /* Remove acls defined for $src */
1298   function remove_acl()
1299   {
1300     acl::remove_acl_for($this->dn);
1301   }
1302
1303
1304   /* Remove acls defined for $src */
1305   static function remove_acl_for($dn)
1306   {
1307     global $config;
1308
1309     $ldap = $config->get_ldap_link();
1310     $ldap->cd($config->current['BASE']);
1311     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($dn)."*))",array("gosaAclEntry","dn"));
1312     $new_entries= array();
1313     while($attrs = $ldap->fetch()){
1314       if (!isset($attrs['gosaAclEntry'])) {
1315         continue;
1316       }
1317       unset($attrs['gosaAclEntry']['count']);
1318
1319       // Remove entry directly
1320       foreach($attrs['gosaAclEntry'] as $id => $entry){
1321         $parts= explode(':',$entry);
1322         $members= explode(',',$parts[2]);
1323         $new_members= array();
1324         foreach($members as $member) {
1325           if (base64_decode($member) != $dn) {
1326             $new_members[]= $member;
1327           } else {
1328             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Removed acl for %s on object %s.",$dn,$attrs['dn']));
1329           }
1330         }
1331
1332         /* We can completely remove the entry if there are no members anymore */
1333         if (count($new_members)) {
1334           $parts[2]= implode(",", $new_members);
1335           $new_entries[]= implode(":", $parts);
1336         }
1337       }
1338
1339       // There should be a modification, so write it back
1340       $ldap->cd($attrs['dn']);
1341       $new_attrs= array("gosaAclEntry" => $new_entries);
1342       $ldap->modify($new_attrs);
1343       if (!$ldap->success()){
1344         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1345       }
1346     }
1347   }
1348
1349
1350   function update_acl_membership($src,$dst)
1351   {
1352     $ldap = $this->config->get_ldap_link();
1353     $ldap->cd($this->config->current['BASE']);
1354     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($src)."*))",array("gosaAclEntry","dn"));
1355     while($attrs = $ldap->fetch()){
1356       $acl = new acl($this->config,$this->parent,$attrs['dn']);
1357       foreach($acl->gosaAclEntry as $id => $entry){
1358         foreach($entry['members'] as $m_id => $member){
1359           if($m_id == "U:".$src){
1360             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1361             $new = "U:".$dst;
1362             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1363             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Updated acl for user %s on object %s.",$src,$attrs['dn']));
1364           }
1365           if($m_id == "G:".$src){
1366             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1367             $new = "G:".$dst;
1368             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1369             gosa_log("modify","groups/acl",$attrs['dn'],array(),sprintf("Updated acl for group %s on object %s.",$src,$attrs['dn']));
1370           }
1371         }
1372       }
1373       $acl -> save();
1374     }
1375   }
1376
1377
1378   // We are only interessted in our own acls ...
1379   function set_acl_category($category)
1380   {
1381     plugin::set_acl_category("acl");
1382   }
1383 }
1384
1385 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1386 ?>