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