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]= $data['description'];
 200
 201             /* Additionally filter the classes we're interested in in "self edit" mode */
 202             if(!isset($data['objectClass'])) continue;
 203             if (is_array($data['objectClass'])){
 204               foreach($data['objectClass'] as $objectClass){
 205                 if (in_array_ics($objectClass, $oc)){
 206                   $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 207                   break;
 208                 }
 209               }
 210             } else {
 211               if (in_array_ics($data['objectClass'], $oc)){
 212                 $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 213               }
 214             }
 215           }
 216
 217         }
 218       }
 219     }
 220
 221     /* Sort categories */
 222     asort($this->aclObjects);
 223
 224     /* Fill acl types */
 225     if ($this->isContainer){
 226       $this->aclTypes= array("reset" => _("Reset ACLs"),
 227                              "one" => _("One level"),
 228                              "base" => _("Current object"),
 229                              "sub" => _("Complete subtree"),
 230                              "psub" => _("Complete subtree (permanent)"),
 231                              "role" => _("Use ACL defined in role"));
 232     } else {
 233       $this->aclTypes= array("base" => _("Current object"),
 234           "role" => _("Use ACL defined in role"));
 235     }
 236     asort($this->aclTypes);
 237     $this->targets= array("user" => _("Users"), "group" => _("Groups"));
 238     asort($this->targets);
 239
 240     /* Finally - we want to get saved... */
 241     $this->is_account= TRUE;
 242
 243     $this->updateList();
 244
 245     // Prepare lists
 246     $this->sectionList = new sortableListing();
 247     $this->sectionList->setDeleteable(false);
 248     $this->sectionList->setEditable(false);
 249     $this->sectionList->setWidth("100%");
 250     $this->sectionList->setHeight("120px");
 251     $this->sectionList->setColspecs(array('200px','*'));
 252     $this->sectionList->setHeader(array(_("Section"),_("Description")));
 253     $this->sectionList->setDefaultSortColumn(1);
 254     $this->sectionList->setAcl('rwcdm'); // All ACLs, we filter on our own here.
 255
 256     $this->roleList = new sortableListing();
 257     $this->roleList->setDeleteable(false);
 258     $this->roleList->setEditable(false);
 259     $this->roleList->setWidth("100%");
 260     $this->roleList->setHeight("120px");
 261     $this->roleList->setColspecs(array('20px','*','*'));
 262     $this->roleList->setHeader(array(_("Used"),_("Name"),_("Description")));
 263     $this->roleList->setDefaultSortColumn(1);
 264     $this->roleList->setAcl('rwcdm'); // All ACLs, we filter on our own here.
 265   }
 266
 267
 268   function updateList()
 269   {
 270       if(!$this->list){
 271           $this->list = new sortableListing($this->gosaAclEntry,array(),TRUE);
 272           $this->list->setDeleteable(true);
 273           $this->list->setEditable(true);
 274           $this->list->setColspecs(array('*'));
 275           $this->list->setWidth("100%");
 276           $this->list->setHeight("400px");
 277           $this->list->setAcl("rwcdm");
 278           $this->list->setHeader(array(_("Member"),_("Permissions"),_("Type")));
 279       }
 280
 281
 282     // Add ACL entries to the listing
 283     $lData = array();
 284     foreach($this->gosaAclEntry as $id => $entry){
 285        $lData[] = $this->convertForListing($entry);
 286     }
 287     $this->list->setListData($this->gosaAclEntry, $lData);
 288   }
 289
 290
 291   function convertForListing($entry)
 292   {
 293     $member = implode($entry['members'],", ");
 294     if(isset($entry['acl']) && is_array($entry['acl'])){
 295         $acl = implode(array_keys($entry['acl']),", ");
 296     }else{
 297         $acl="";
 298     }
 299     return(array('data' => array($member, $acl, $this->aclTypes[$entry['type']])));
 300   }
 301
 302
 303
 304   function execute()
 305   {
 306     /* Call parent execute */
 307     plugin::execute();
 308
 309     $tmp= session::global_get('plist');
 310     $plist= $tmp->info;
 311
 312     /* Handle posts */
 313     if (isset($_POST['new_acl'])){
 314       $this->dialogState= 'create';
 315       $this->dialog= TRUE;
 316       $this->currentIndex= count($this->gosaAclEntry);
 317       $this->loadAclEntry(TRUE);
 318     }
 319
 320     $new_acl= array();
 321     $aclDialog= FALSE;
 322     $firstedit= FALSE;
 323
 324     // Get listing actions. Delete or Edit.
 325     $this->list->save_object();
 326     $lAction = $this->list->getAction();
 327     $this->gosaAclEntry = array_values($this->list->getMaintainedData());
 328
 329     /* Act on HTML post and gets here.
 330      */
 331     if($lAction['action'] == "edit"){
 332         $this->currentIndex = $this->list->getKey($lAction['targets'][0]);
 333         $this->dialogState= 'create';
 334         $firstedit= TRUE;
 335         $this->dialog= TRUE;
 336         $this->loadAclEntry();
 337     }
 338
 339     foreach($_POST as $name => $post){
 340
 341       /* Actions... */
 342       if (preg_match('/^acl_edit_[0-9]*$/', $name)){
 343         $this->dialogState= 'create';
 344         $firstedit= TRUE;
 345         $this->dialog= TRUE;
 346         $this->currentIndex= preg_replace('/^acl_edit_([0-9]*)$/', '\1', $name);
 347         $this->loadAclEntry();
 348         continue;
 349       }
 350
 351       if (preg_match('/^cat_edit_.*$/', $name)){
 352         $this->aclObject= preg_replace('/^cat_edit_(.*)$/', '\1', $name);
 353         $this->dialogState= 'edit';
 354         foreach ($this->ocMapping[$this->aclObject] as $oc){
 355           if (isset($this->aclContents[$oc])){
 356             $this->savedAclContents[$oc]= $this->aclContents[$oc];
 357           }
 358         }
 359         continue;
 360       }
 361
 362       /* Only handle posts, if we allowed to modify ACLs */
 363       if(!$this->acl_is_writeable("")){
 364         continue;
 365       }
 366
 367       if (preg_match('/^acl_del_[0-9]*$/', $name)){
 368         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]*)$/', '\1', $name)]);
 369         continue;
 370       }
 371
 372       if (preg_match('/^cat_del_.*$/', $name)){
 373         $idx= preg_replace('/^cat_del_(.*)$/', '\1', $name);
 374         foreach ($this->ocMapping[$idx] as $key){
 375           if(isset($this->aclContents[$idx]))
 376             unset($this->aclContents[$idx]);
 377           if(isset($this->aclContents["$idx/$key"]))
 378             unset($this->aclContents["$idx/$key"]);
 379         }
 380         continue;
 381       }
 382
 383       /* ACL saving... */
 384       if (preg_match('/^acl_.*_[^xy]$/', $name)){
 385         list($dummy, $object, $attribute, $value)= explode('_', $name);
 386
 387         /* Skip for detection entry */
 388         if ($object == 'dummy') {
 389           continue;
 390         }
 391
 392         /* Ordinary ACLs */
 393         if (!isset($new_acl[$object])){
 394           $new_acl[$object]= array();
 395         }
 396         if (isset($new_acl[$object][$attribute])){
 397           $new_acl[$object][$attribute].= $value;
 398         } else {
 399           $new_acl[$object][$attribute]= $value;
 400         }
 401       }
 402
 403       // Remember the selected ACL role.
 404       if(isset($_POST['selected_role']) && $_POST['aclType'] == 'role'){
 405         $this->aclContents = "";
 406         $this->aclContents = base64_decode($_POST['selected_role']);
 407       }else{
 408           if(is_string($this->aclContents))
 409               $this->aclContents = array();
 410       }
 411     }
 412
 413     if(isset($_POST['acl_dummy_0_0_0'])){
 414       $aclDialog= TRUE;
 415     }
 416
 417     if($this->acl_is_writeable("")){
 418
 419       /* Only be interested in new acl's, if we're in the right _POST place */
 420       if ($aclDialog && $this->aclObject != "" && is_array($this->ocMapping[$this->aclObject])){
 421
 422         foreach ($this->ocMapping[$this->aclObject] as $oc){
 423
 424           if(isset($this->aclContents[$oc]) && is_array($this->aclContents)){
 425             unset($this->aclContents[$oc]);
 426           }elseif(isset($this->aclContents[$this->aclObject.'/'.$oc]) && is_array($this->aclContents)){
 427             unset($this->aclContents[$this->aclObject.'/'.$oc]);
 428           }else{
 429 #          trigger_error("Huhm?");
 430           }
 431           if (isset($new_acl[$oc]) && is_array($new_acl)){
 432             $this->aclContents[$oc]= $new_acl[$oc];
 433           }
 434           if (isset($new_acl[$this->aclObject.'/'.$oc]) && is_array($new_acl)){
 435             $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
 436           }
 437         }
 438       }
 439
 440       /* Save new acl in case of base edit mode */
 441       if ($this->aclType == 'base' && !$firstedit){
 442         $this->aclContents= $new_acl;
 443       }
 444     }
 445
 446     /* Cancel new acl? */
 447     if (isset($_POST['cancel_new_acl'])){
 448       $this->dialogState= 'head';
 449       $this->dialog= FALSE;
 450       if ($this->wasNewEntry){
 451         unset ($this->gosaAclEntry[$this->currentIndex]);
 452       }
 453     }
 454
 455     /* Save common values */
 456     if($this->acl_is_writeable("")){
 457       foreach (array("aclType","aclFilter", "aclObject", "target") as $key){
 458         if (isset($_POST[$key])){
 459           $this->$key= validate($_POST[$key]);
 460         }
 461       }
 462     }
 463
 464     /* Store ACL in main object? */
 465     if (isset($_POST['submit_new_acl'])){
 466       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
 467       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
 468       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
 469       $this->gosaAclEntry[$this->currentIndex]['filter']= $this->aclFilter;
 470       $this->dialogState= 'head';
 471       $this->dialog= FALSE;
 472     }
 473
 474     /* Cancel edit acl? */
 475     if (isset($_POST['cancel_edit_acl'])){
 476       $this->dialogState= 'create';
 477       foreach ($this->ocMapping[$this->aclObject] as $oc){
 478         if (isset($this->savedAclContents[$oc])){
 479           $this->aclContents[$oc]= $this->savedAclContents[$oc];
 480         }
 481       }
 482     }
 483
 484     /* Save edit acl? */
 485     if (isset($_POST['submit_edit_acl'])){
 486       $this->dialogState= 'create';
 487     }
 488
 489     /* Add acl? */
 490     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
 491       $this->dialogState= 'edit';
 492       $this->savedAclContents= array();
 493       foreach ($this->ocMapping[$this->aclObject] as $oc){
 494         if (isset($this->aclContents[$oc])){
 495           $this->savedAclContents[$oc]= $this->aclContents[$oc];
 496         }
 497       }
 498     }
 499
 500     /* Add to list? */
 501     if (isset($_POST['add']) && isset($_POST['source'])){
 502       foreach ($_POST['source'] as $key){
 503         if ($this->target == 'user'){
 504           $this->recipients[$key]= $this->users[$key];
 505         }
 506         if ($this->target == 'group'){
 507           $this->recipients[$key]= $this->groups[$key];
 508         }
 509       }
 510       ksort($this->recipients);
 511     }
 512
 513     /* Remove from list? */
 514     if (isset($_POST['del']) && isset($_POST['recipient'])){
 515       foreach ($_POST['recipient'] as $key){
 516           unset($this->recipients[$key]);
 517       }
 518     }
 519
 520     /* Create templating instance */
 521     $smarty= get_smarty();
 522
 523     $smarty->assign("acl_readable",$this->acl_is_readable(""));
 524     if(!$this->acl_is_readable("")){
 525       return ($smarty->fetch (get_template_path('acl.tpl')));
 526     }
 527
 528     if ($this->dialogState == 'head'){
 529       $this->updateList();
 530       $smarty->assign("aclList", $this->list->render());
 531     }
 532
 533     if ($this->dialogState == 'create'){
 534
 535
 536         if($this->aclType != 'role'){
 537
 538             // Create a map of all used sections, this allows us to simply hide the remove button
 539             //  if no acl is configured for the given section
 540             // e.g. ';all;department/country;users/user;
 541             $usedList = ";".implode(array_keys($this->aclContents),';').";";
 542
 543             /* Add settings for all categories to the (permanent) list */
 544             $data = $lData = array();
 545             foreach ($this->aclObjects as $section => $dsc){
 546                 $summary= "";
 547                 foreach($this->ocMapping[$section] as $oc){
 548                     if (isset($this->aclContents[$oc]) &&
 549                             count($this->aclContents[$oc]) &&
 550                             isset($this->aclContents[$oc][0]) &&
 551                             $this->aclContents[$oc][0] != ""){
 552
 553                         $summary.= "$oc, ";
 554                         continue;
 555                     }
 556                     if (isset($this->aclContents["$section/$oc"]) &&
 557                             count($this->aclContents["$section/$oc"])){
 558                         $summary.= "$oc, ";
 559                         continue;
 560                     }
 561                     if (isset($this->aclContents[$oc]) &&
 562                             !isset($this->aclContents[$oc][0]) &&
 563                             count($this->aclContents[$oc])){
 564                         $summary.= "$oc, ";
 565                     }
 566                 }
 567
 568                 /* Set summary... */
 569                 if ($summary == ""){
 570                     $summary= '<i>'._("No ACL settings for this category!").'</i>';
 571                 } else {
 572                     $summary= trim($summary,", ");
 573                     $summary= " ".sprintf(_("ACLs for: %s"), $summary);
 574                 }
 575
 576                 $actions ="";
 577                 if($this->acl_is_readable("")){
 578                     $actions.= image('images/lists/edit.png','cat_edit_'.$section,
 579                             msgPool::editButton(_("category ACL")));
 580                 }
 581                 if($this->acl_is_removeable() && preg_match("/;".$section."(;|\/)/", $usedList)){
 582                     $actions.= image('images/lists/trash.png','cat_del_'.$section,
 583                             msgPool::delButton(_("category ACL")));
 584                 }
 585                 $data[] = $section;
 586                 $lData[] = array('data'=>array($dsc, $summary, $actions));
 587             }
 588             $this->sectionList->setListData($data,$lData);
 589             $this->sectionList->update();
 590             $smarty->assign("aclList", $this->sectionList->render());
 591         }
 592
 593       $smarty->assign("aclType", $this->aclType);
 594       $smarty->assign("aclFilter", $this->aclFilter);
 595       $smarty->assign("aclTypes", $this->aclTypes);
 596       $smarty->assign("target", $this->target);
 597       $smarty->assign("targets", $this->targets);
 598
 599       /* Assign possible target types */
 600       $smarty->assign("targets", $this->targets);
 601       foreach ($this->attributes as $attr){
 602         $smarty->assign($attr, $this->$attr);
 603       }
 604
 605
 606       /* Generate list */
 607       $tmp= array();
 608       if ($this->target == "group" && !isset($this->recipients["G:*"])){
 609         $tmp["G:*"]= _("All users");
 610       }
 611       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
 612         if ($this->target == $field){
 613           foreach ($this->$arr as $key => $value){
 614             if (!isset($this->recipients[$key])){
 615               $tmp[$key]= $value;
 616             }
 617           }
 618         }
 619       }
 620       $smarty->assign('sources', $tmp);
 621       $smarty->assign('recipients', $this->recipients);
 622
 623       /* Acl selector if scope is base */
 624       if ($this->aclType == 'base'){
 625         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
 626       }
 627
 628       /* Role selector if scope is base */
 629       if ($this->aclType == 'role'){
 630         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 631       }
 632     }
 633
 634     if ($this->dialogState == 'edit'){
 635       $smarty->assign('headline', sprintf(_("Edit ACL for '%s' with scope '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
 636
 637       /* Collect objects for selected category */
 638       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
 639         if ($idx == 0){
 640           continue;
 641         }
 642         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
 643       }
 644
 645       /* Role selector if scope is base */
 646       if ($this->aclType == 'role'){
 647         $smarty->assign('roleSelector', $this->buildRoleSelector($this->roles));
 648       } else {
 649         $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
 650       }
 651     }
 652
 653     /* Show main page */
 654     $smarty->assign("dialogState", $this->dialogState);
 655
 656     /* Assign acls */
 657     $smarty->assign("acl_createable",$this->acl_is_createable());
 658     $smarty->assign("acl_writeable" ,$this->acl_is_writeable(""));
 659     $smarty->assign("acl_readable"  ,$this->acl_is_readable(""));
 660     $smarty->assign("acl_removeable",$this->acl_is_removeable());
 661
 662     return ($smarty->fetch (get_template_path('acl.tpl')));
 663   }
 664
 665
 666   function sort_by_priority($list)
 667   {
 668     $tmp= session::global_get('plist');
 669     $plist= $tmp->info;
 670     asort($plist);
 671     $newSort = array();
 672
 673     foreach($list as $name => $translation){
 674       $na  =  preg_replace("/^.*\//","",$name);
 675       $prio = 0;
 676       if(isset($plist[$na]['plPriority'])){
 677         $prio=  $plist[$na]['plPriority'] ;
 678       }
 679
 680       $newSort[$name] = $prio;
 681     }
 682
 683     asort($newSort);
 684
 685     $ret = array();
 686     foreach($newSort as $name => $prio){
 687       $ret[$name] = $list[$name];
 688     }
 689     return($ret);
 690   }
 691
 692
 693   function buildRoleSelector($list)
 694   {
 695     $selected = $this->aclContents;
 696     if(!is_string($this->aclContents) || !isset($list[$this->aclContents])){
 697       $selected = key($list);
 698     }
 699
 700     $data = $lData = array();
 701     foreach($list as $dn => $values){
 702       if($dn == $selected){
 703         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."' checked>";
 704       }else{
 705         $option = "<input type='radio' name='selected_role' value='".base64_encode($dn)."'>";
 706       }
 707       $data[] = postEncode($dn);
 708       $lData[] = array('data'=>array($option, $values['cn'], $values['description']));
 709     }
 710     $this->roleList->setListData($data,$lData);
 711     $this->roleList->update();
 712     return($this->roleList->render());
 713   }
 714
 715
 716   function buildAclSelector($list)
 717   {
 718     $display= "<input type='hidden' name='acl_dummy_0_0_0' value='1'>";
 719     $cols= 3;
 720     $tmp= session::global_get('plist');
 721     $plist= $tmp->info;
 722     asort($plist);
 723
 724     /* Add select all/none buttons */
 725     $style = "style='width:100px;'";
 726
 727     if($this->acl_is_writeable("")){
 728       $display .= "<button type='button' ".$style." name='toggle_all_create' onClick=\"acl_toggle_all('_0_c$');\" >Toggle C</button>";
 729       $display .= "<button type='button' ".$style." name='toggle_all_move'   onClick=\"acl_toggle_all('_0_m$');\" >Toggle M</button>";
 730       $display .= "<button type='button' ".$style." name='toggle_all_remove' onClick=\"acl_toggle_all('_0_d$');\" >Toggle D</button> - ";
 731       $display .= "<button type='button' ".$style." name='toggle_all_read'   onClick=\"acl_toggle_all('_0_r$');\" >Toggle R</button>";
 732       $display .= "<button type='button' ".$style." name='toggle_all_write'  onClick=\"acl_toggle_all('_0_w$');\" >Toggle W</button> - ";
 733
 734       $display .= "<button type='button' ".$style." name='toggle_all_sub_read'  onClick=\"acl_toggle_all('[^0]_r$');\" >R+</button>";
 735       $display .= "<button type='button' ".$style." name='toggle_all_sub_write'  onClick=\"acl_toggle_all('[^0]_w$');\" >W+</button>";
 736
 737       $display .= "<br>";
 738
 739       $style = "style='width:50px;'";
 740       $display .= "<button type='button' ".$style." name='set_true_all_create' onClick=\"acl_set_all('_0_c$',true);\" >C+</button>";
 741       $display .= "<button type='button' ".$style." name='set_false_all_create' onClick=\"acl_set_all('_0_c$',false);\" >C-</button>";
 742       $display .= "<button type='button' ".$style." name='set_true_all_move' onClick=\"acl_set_all('_0_m$',true);\" >M+</button>";
 743       $display .= "<button type='button' ".$style." name='set_false_all_move' onClick=\"acl_set_all('_0_m$',false);\" >M-</button>";
 744       $display .= "<button type='button' ".$style." name='set_true_all_remove' onClick=\"acl_set_all('_0_d$',true);\" >D+</button>";
 745       $display .= "<button type='button' ".$style." name='set_false_all_remove' onClick=\"acl_set_all('_0_d$',false);\" >D-</button> - ";
 746       $display .= "<button type='button' ".$style." name='set_true_all_read' onClick=\"acl_set_all('_0_r$',true);\" >R+</button>";
 747       $display .= "<button type='button' ".$style." name='set_false_all_read' onClick=\"acl_set_all('_0_r$',false);\" >R-</button>";
 748       $display .= "<button type='button' ".$style." name='set_true_all_write' onClick=\"acl_set_all('_0_w$',true);\" >W+</button>";
 749       $display .= "<button type='button' ".$style." name='set_false_all_write' onClick=\"acl_set_all('_0_w$',false);\" >W-</button> - ";
 750
 751       $display .= "<button type='button' ".$style." name='set_true_all_read' onClick=\"acl_set_all('[^0]_r$',true);\" >R+</button>";
 752       $display .= "<button type='button' ".$style." name='set_false_all_read' onClick=\"acl_set_all('[^0]_r$',false);\" >R-</button>";
 753       $display .= "<button type='button' ".$style." name='set_true_all_write' onClick=\"acl_set_all('[^0]_w$',true);\" >W+</button>";
 754       $display .= "<button type='button' ".$style." name='set_false_all_write' onClick=\"acl_set_all('[^0]_w$',false);\" >W-</button>";
 755     }
 756
 757     /* Build general objects */
 758     $list =$this->sort_by_priority($list);
 759     foreach ($list as $key => $name){
 760
 761       /* Create sub acl if it does not exist */
 762       if (!isset($this->aclContents[$key])){
 763         $this->aclContents[$key]= array();
 764       }
 765       if(!isset($this->aclContents[$key][0])){
 766         $this->aclContents[$key][0]= '';
 767       }
 768
 769       $currentAcl= $this->aclContents[$key];
 770
 771       /* Get the overall plugin acls
 772        */
 773       $overall_acl ="";
 774       if(isset($currentAcl[0])){
 775         $overall_acl = $currentAcl[0];
 776       }
 777
 778       // Detect configured plugins
 779       $expand = count($currentAcl) > 1 || $currentAcl[0] != "";
 780
 781       /* Object header */
 782                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 783
 784       if($expand){
 785         $back_color = "#C8C8FF";
 786       }else{
 787         $back_color = "#C8C8C8";
 788       }
 789
 790       if(isset($_SERVER['HTTP_USER_AGENT']) &&
 791           (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 792           (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 793         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 794           "\n  <tr>".
 795           "\n    <td style='background-color:{$back_color};height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 796           "\n    <td align='right' style='background-color:{$back_color};height:1.8em;'>".
 797           "\n    <button type='button' onclick=\"$('{$tname}').toggle();\">"._("Show/hide advanced settings")."</button></td>".
 798           "\n  </tr>";
 799       } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 800         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 801           "\n  <tr>".
 802           "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 803           "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 804           "\n    <button type='button' onclick=\"$('{$tname}').toggle();\">"._("Show/hide advanced settings")."</button></td>".
 805           "\n  </tr>";
 806       } else {
 807         $display.= "\n<table summary='{$name}' style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 808           "\n  <tr>".
 809           "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 810           "\n  </tr>";
 811       }
 812
 813       /* Generate options */
 814       $spc= "&nbsp;&nbsp;";
 815       $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $overall_acl)).$spc;
 816       $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $overall_acl)).$spc;
 817       $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $overall_acl)).$spc;
 818       if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 819         $options.= $this->mkchkbx($key."_0_s", _("Restrict changes to user's own object"), preg_match('/s/', $overall_acl)).$spc;
 820       }
 821
 822       /* Global options */
 823       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $overall_acl)).$spc;
 824       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $overall_acl));
 825
 826       $display.= "\n  <tr>".
 827                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
 828                  "\n    <td style='background-color:#D4D4D4'>&nbsp;"._("Complete object").": $more_options</td>".
 829                  "\n  </tr>";
 830
 831       /* Walk through the list of attributes */
 832       $cnt= 1;
 833       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
 834       if(session::global_get('js')) {
 835         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 836             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT']))) {
 837           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 838                      "\n    <td colspan=".$cols.">".
 839                      "\n      <div id='$tname' style='overflow:hidden; display:none;vertical-align:top;width:100%;'>".
 840                      "\n        <table style='width:100%;' summary='{$name}'>";
 841         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 842           $display.= "\n  <tr id='tr_$tname' style='vertical-align:top;height:0px;'>".
 843                      "\n    <td colspan=".$cols.">".
 844                      "\n      <div id='$tname' style='position:absolute;overflow:hidden;display:none;;vertical-align:top;width:100%;'>".
 845                      "\n        <table style='width:100%;' summary='{$name}'>";
 846         }else{
 847         }
 848       }
 849
 850
 851       foreach($splist as $attr => $dsc){
 852
 853         /* Skip pl* attributes, they are internal... */
 854         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
 855           continue;
 856         }
 857
 858         /* Open table row */
 859         if ($cnt == 1){
 860           $display.= "\n  <tr>";
 861         }
 862
 863         /* Close table row */
 864         if ($cnt == $cols){
 865           $cnt= 1;
 866           $rb= "";
 867           $end= "\n  </tr>";
 868         } else {
 869           $cnt++;
 870           $rb= "border-right:1px solid #A0A0A0;";
 871           $end= "";
 872         }
 873
 874         /* Collect list of attributes */
 875         $state= "";
 876         if (isset($currentAcl[$attr])){
 877           $state= $currentAcl[$attr];
 878         }
 879         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
 880                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
 881       }
 882
 883       /* Fill missing td's if needed */
 884       if (--$cnt != $cols && $cnt != 0){
 885        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt);
 886       }
 887
 888       if(session::global_get('js')) {
 889         if(isset($_SERVER['HTTP_USER_AGENT']) &&
 890             (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) ||
 891             (preg_match("/presto/i",$_SERVER['HTTP_USER_AGENT'])) ||
 892             (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
 893           $display.= "\n        </table>".
 894                      "\n      </div>".
 895                      "\n    </td>".
 896                      "\n  </tr>";
 897         }
 898       }
 899
 900       $display.= "\n</table><br />\n";
 901     }
 902
 903     return ($display);
 904   }
 905
 906
 907   function mkchkbx($name, $text, $state= FALSE)
 908   {
 909     $state= $state?"checked":"";
 910     if($this->acl_is_writeable("")){
 911                         $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 912       return "\n      <input id='acl_$tname' type=checkbox name='acl_$name' $state>".
 913         "\n      <label for='acl_$tname'>$text</label>";
 914     }else{
 915       return "\n <input type='checkbox' disabled name='dummy_".microtime(1)."' $state>$text";
 916     }
 917   }
 918
 919
 920   function mkrwbx($name, $state= "")
 921   {
 922     $rstate= preg_match('/r/', $state)?'checked':'';
 923     $wstate= preg_match('/w/', $state)?'checked':'';
 924                 $tname= preg_replace("/[^a-z0-9]/i","_",$name);
 925
 926     if($this->acl_is_writeable("")){
 927       return ("\n      <input id='acl_".$tname."_r' type=checkbox name='acl_${name}_r' $rstate>".
 928           "\n      <label for='acl_".$tname."_r'>"._("read")."</label>".
 929           "\n      <input id='acl_".$tname."_w' type=checkbox name='acl_${name}_w' $wstate>".
 930           "\n      <label for='acl_".$tname."_w'>"._("write")."</label>");
 931     }else{
 932       return ("\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $rstate>"._("read").
 933           "\n      <input disabled type=checkbox name='dummy_".microtime(1)."' $wstate>"._("write"));
 934     }
 935   }
 936
 937
 938   static function explodeACL($acl)
 939   {
 940
 941     $list= explode(':', $acl);
 942     if(count($list) == 5){
 943       list($index, $type,$member,$permission,$filter)= $list;
 944       $filter = base64_decode($filter);
 945     }elseif(count($list) == 4){
 946       $filter = "";
 947       list($index, $type,$member,$permission)= $list;
 948     }else{
 949       $permission = "";
 950       $filter = "";
 951       list($index, $type,$member)= $list;
 952     }
 953
 954     $a= array( $index => array("type" => $type,
 955                                "filter"=> $filter,
 956                                "members" => acl::extractMembers($acl,$type == "role")));
 957
 958     /* Handle different types */
 959     switch ($type){
 960
 961       case 'psub':
 962       case 'sub':
 963       case 'one':
 964       case 'base':
 965         $a[$index]['acl']= acl::extractACL($acl);
 966         break;
 967
 968       case 'role':
 969         $a[$index]['acl']= base64_decode(preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl));
 970         break;
 971
 972       case 'reset':
 973         break;
 974
 975       default:
 976         msg_dialog::display(_("Internal error"), sprintf(_("Unkown ACL type '%s'!"), $type), ERROR_DIALOG);
 977         $a= array();
 978     }
 979     return ($a);
 980   }
 981
 982
 983   static function extractMembers($acl,$role = FALSE)
 984   {
 985     global $config;
 986     $a= array();
 987
 988     /* Rip acl off the string, seperate by ',' and place it in an array */
 989     if($role){
 990       $ms= preg_replace('/^[^:]+:[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 991     }else{
 992       $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 993     }
 994     if ($ms == $acl){
 995       return $a;
 996     }
 997     $ma= explode(',', $ms);
 998
 999     /* Decode dn's, fill with informations from LDAP */
1000     $ldap= $config->get_ldap_link();
1001     foreach ($ma as $memberdn){
1002       // Check for wildcard here
1003       $dn= base64_decode($memberdn);
1004       if ($dn != "*") {
1005         $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
1006
1007         /* Found entry... */
1008         if ($ldap->count()){
1009           $attrs= $ldap->fetch();
1010           if (in_array_ics('gosaAccount', $attrs['objectClass'])){
1011             $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
1012           } else {
1013             $a['G:'.$dn]= $attrs['cn'][0];
1014             if (isset($attrs['description'][0])){
1015               $a['G:'.$dn].= " [".$attrs['description'][0]."]";
1016             }
1017           }
1018
1019         /* ... or not */
1020         } else {
1021           $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
1022         }
1023
1024       } else {
1025         $a['G:*']= sprintf(_("All users"));
1026       }
1027     }
1028
1029     return ($a);
1030   }
1031
1032
1033   static function extractACL($acl)
1034   {
1035     /* Rip acl off the string, seperate by ',' and place it in an array */
1036     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:([^:]*).*$/', '\1', $acl);
1037     $aa= explode(',', $as);
1038     $a= array();
1039
1040     /* Dis-assemble single ACLs */
1041     foreach($aa as $sacl){
1042
1043       /* Dis-assemble field ACLs */
1044       $ao= explode('#', $sacl);
1045       $gobject= "";
1046       foreach($ao as $idx => $ssacl){
1047
1048         /* First is department with global acl */
1049         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
1050         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
1051         if ($idx == 0){
1052           /* Create hash for this object */
1053           $gobject= $object;
1054           $a[$gobject]= array();
1055
1056           /* Append ACL if set */
1057           if ($gacl != ""){
1058             $a[$gobject]= array($gacl);
1059           }
1060         } else {
1061
1062           /* All other entries get appended... */
1063           list($field, $facl)= explode(';', $ssacl);
1064           $a[$gobject][$field]= $facl;
1065         }
1066
1067       }
1068     }
1069
1070     return ($a);
1071   }
1072
1073
1074   function assembleAclSummary($entry)
1075   {
1076     $summary= "";
1077
1078     /* Summarize ACL */
1079     if (isset($entry['acl'])){
1080       $acl= "";
1081
1082       if($entry['type'] == "role"){
1083
1084         if(isset($this->roles[$entry['acl']])){
1085           $summary.= sprintf(_("ACL role: %s"), $this->roles[$entry['acl']]['cn']);
1086         }else{
1087           $summary.= sprintf(_("ACL role: %s"), "<i>"._("unknown ACL role")."</i>");
1088         }
1089       }else{
1090         foreach ($entry['acl'] as $name => $object){
1091           if (count($object)){
1092             $acl.= "$name, ";
1093           }
1094         }
1095         $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
1096       }
1097     }
1098
1099
1100     /* Summarize members */
1101     if(!($this instanceOf aclrole)){
1102       if ($summary != ""){
1103         $summary.= ", ";
1104       }
1105       if (count($entry['members'])){
1106         $summary.= _("Members").": ";
1107         foreach ($entry['members'] as $cn){
1108           $cn= preg_replace('/ \[.*$/', '', $cn);
1109           $summary.= $cn.", ";
1110         }
1111       } else {
1112         $summary.= "<font color='red'><i>"._("inactive")."&nbsp;-&nbsp;"._("No members")."</i></font>";
1113       }
1114     }
1115     return (preg_replace('/, $/', '', $summary));
1116   }
1117
1118
1119   function loadAclEntry($new= FALSE)
1120   {
1121     /* New entry gets presets... */
1122     if ($new){
1123       $this->aclType= 'base';
1124       $this->aclFilter= "";
1125       $this->recipients= array();
1126       $this->aclContents= array();
1127     } else {
1128       $acl= $this->gosaAclEntry[$this->currentIndex];
1129       $this->aclType= $acl['type'];
1130       $this->recipients= $acl['members'];
1131       $this->aclContents= (isset($acl['acl'])) ? $acl['acl'] :"";
1132       $this->aclFilter= $acl['filter'];
1133     }
1134
1135     $this->wasNewEntry= $new;
1136   }
1137
1138
1139   function aclPostHandler()
1140   {
1141     if (isset($_POST['save_acl'])){
1142       $this->save();
1143       return TRUE;
1144     }
1145
1146     return FALSE;
1147   }
1148
1149
1150   function PrepareForCopyPaste($source)
1151   {
1152     plugin::PrepareForCopyPaste($source);
1153
1154     $dn = $source['dn'];
1155     $acl_c = new acl($this->config, $this->parent,$dn);
1156     $this->gosaAclEntry = $acl_c->gosaAclEntry;
1157   }
1158
1159
1160   function save()
1161   {
1162     /* Assemble ACL's */
1163     $tmp_acl= array();
1164
1165     foreach ($this->gosaAclEntry as $prio => $entry){
1166       $final= "";
1167       $members= "";
1168       if (isset($entry['members'])){
1169         foreach ($entry['members'] as $key => $dummy){
1170           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
1171         }
1172       }
1173
1174       if($entry['type'] != "role"){
1175         $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
1176       }else{
1177         $final= $prio.":".$entry['type'].":".base64_encode($entry['acl']).":".preg_replace('/,$/', '', $members);
1178       }
1179
1180       /* ACL's if needed */
1181       $final.= ":";
1182       if ($entry['type'] != "reset" && $entry['type'] != "role"){
1183         $acl = "";
1184         if (isset($entry['acl'])){
1185           foreach ($entry['acl'] as $object => $contents){
1186
1187             /* Only save, if we've some contents in there... */
1188             if (count($contents)){
1189               $acl.= $object.";";
1190
1191               foreach($contents as $attr => $permission){
1192
1193                 /* First entry? Its the one for global settings... */
1194                 if ($attr == '0'){
1195                   $acl.= $permission;
1196                 } else {
1197                   $acl.= '#'.$attr.';'.$permission;
1198                 }
1199
1200               }
1201               $acl.= ',';
1202             }
1203
1204           }
1205         }
1206         $final.= preg_replace('/,$/', '', $acl);
1207       }
1208
1209       /* Append additional filter options
1210        */
1211       if(!empty($entry['filter'])){
1212         $final .= ":".base64_encode($entry['filter']);
1213       }
1214
1215       $tmp_acl[]= $final;
1216     }
1217
1218     /* Call main method */
1219     plugin::save();
1220
1221     /* Finally (re-)assign it... */
1222     $this->attrs['gosaAclEntry']= $tmp_acl;
1223
1224     /* Remove acl from this entry if it is empty... */
1225     if (!count($tmp_acl)){
1226       /* Remove attribute */
1227       if ($this->initially_was_account){
1228         $this->attrs['gosaAclEntry']= array();
1229       } else {
1230         if (isset($this->attrs['gosaAclEntry'])){
1231           unset($this->attrs['gosaAclEntry']);
1232         }
1233       }
1234
1235       /* Remove object class */
1236       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
1237     }
1238
1239     /* Do LDAP modifications */
1240     $ldap= $this->config->get_ldap_link();
1241     $ldap->cd($this->dn);
1242     $this->cleanup();
1243     $ldap->modify ($this->attrs);
1244
1245     if(count($this->attrs)){
1246       new log("modify","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1247     }
1248
1249     if (!$ldap->success()){
1250       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1251     }
1252
1253     /* Refresh users ACLs */
1254     $ui= get_userinfo();
1255     $ui->loadACL();
1256     session::global_set('ui',$ui);
1257   }
1258
1259
1260   function remove_from_parent()
1261   {
1262     plugin::remove_from_parent();
1263
1264     /* include global link_info */
1265     $ldap= $this->config->get_ldap_link();
1266
1267     $ldap->cd($this->dn);
1268     $this->cleanup();
1269     $ldap->modify ($this->attrs);
1270
1271     new log("remove","acls/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
1272
1273     /* Optionally execute a command after we're done */
1274     $this->handle_post_events("remove",array("uid" => $this->uid));
1275   }
1276
1277
1278   /* Return plugin informations for acl handling */
1279   static function plInfo()
1280   {
1281     return (array(
1282           "plShortName"   => _("ACL"),
1283           "plDescription" => _("ACL")."&nbsp;("._("Access control list").")",
1284           "plSelfModify"  => FALSE,
1285           "plDepends"     => array(),
1286           "plPriority"    => 0,
1287           "plSection"     => array("administration"),
1288           "plRequirements"=> array('ldapSchema' => array('gosaAcl' => '>=2.7')),
1289           "plCategory"    => array("acl" => array("description"  => _("ACL")."&nbsp;&amp;&nbsp;"._("ACL roles"),
1290                                                           "objectClass"  => array("gosaAcl","gosaRole"))),
1291           "plProvidedAcls"=> array(
1292            "gosaAclEntry"          => _("ACL Entries")
1293             )
1294
1295           ));
1296   }
1297
1298
1299   /* Remove acls defined for $src */
1300   function remove_acl()
1301   {
1302     acl::remove_acl_for($this->dn);
1303   }
1304
1305
1306   /* Remove acls defined for $src */
1307   static function remove_acl_for($dn)
1308   {
1309     global $config;
1310
1311     $ldap = $config->get_ldap_link();
1312     $ldap->cd($config->current['BASE']);
1313     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($dn)."*))",array("gosaAclEntry","dn"));
1314     $new_entries= array();
1315     while($attrs = $ldap->fetch()){
1316       if (!isset($attrs['gosaAclEntry'])) {
1317         continue;
1318       }
1319       unset($attrs['gosaAclEntry']['count']);
1320
1321       // Remove entry directly
1322       foreach($attrs['gosaAclEntry'] as $id => $entry){
1323         $parts= explode(':',$entry);
1324         $members= explode(',',$parts[2]);
1325         $new_members= array();
1326         foreach($members as $member) {
1327           if (base64_decode($member) != $dn) {
1328             $new_members[]= $member;
1329           } else {
1330             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Removed acl for %s on object %s.",$dn,$attrs['dn']));
1331           }
1332         }
1333
1334         /* We can completely remove the entry if there are no members anymore */
1335         if (count($new_members)) {
1336           $parts[2]= implode(",", $new_members);
1337           $new_entries[]= implode(":", $parts);
1338         }
1339       }
1340
1341       // There should be a modification, so write it back
1342       $ldap->cd($attrs['dn']);
1343       $new_attrs= array("gosaAclEntry" => $new_entries);
1344       $ldap->modify($new_attrs);
1345       if (!$ldap->success()){
1346         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $dn, LDAP_MOD, get_class()), ERROR_DIALOG);
1347       }
1348     }
1349   }
1350
1351
1352   function update_acl_membership($src,$dst)
1353   {
1354     $ldap = $this->config->get_ldap_link();
1355     $ldap->cd($this->config->current['BASE']);
1356     $ldap->search("(&(objectClass=gosaAcl)(gosaAclEntry=*".base64_encode($src)."*))",array("gosaAclEntry","dn"));
1357     while($attrs = $ldap->fetch()){
1358       $acl = new acl($this->config,$this->parent,$attrs['dn']);
1359       foreach($acl->gosaAclEntry as $id => $entry){
1360         foreach($entry['members'] as $m_id => $member){
1361           if($m_id == "U:".$src){
1362             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1363             $new = "U:".$dst;
1364             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1365             gosa_log("modify","users/acl",$attrs['dn'],array(),sprintf("Updated acl for user %s on object %s.",$src,$attrs['dn']));
1366           }
1367           if($m_id == "G:".$src){
1368             unset($acl->gosaAclEntry[$id]['members'][$m_id]);
1369             $new = "G:".$dst;
1370             $acl->gosaAclEntry[$id]['members'][$new] = $new;
1371             gosa_log("modify","groups/acl",$attrs['dn'],array(),sprintf("Updated acl for group %s on object %s.",$src,$attrs['dn']));
1372           }
1373         }
1374       }
1375       $acl -> save();
1376     }
1377   }
1378
1379
1380   // We are only interessted in our own acls ...
1381   function set_acl_category($category)
1382   {
1383     plugin::set_acl_category("acl");
1384   }
1385 }
1386
1387 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
1388 ?>