include/class_acl.inc

   1 <?php
   2
   3 class acl extends plugin
   4 {
   5   /* Definitions */
   6   var $plHeadline= "Access control";
   7   var $plDescription= "This does something";
   8
   9   /* attribute list for save action */
  10   var $attributes= array('gosaAclEntry');
  11   var $objectclasses= array('gosaAcl');
  12
  13   /* Helpers */
  14   var $dialogState= "head";
  15   var $gosaAclEntry= array();
  16   var $aclType= "";
  17   var $aclObject= "";
  18   var $aclContents= array();
  19   var $target= "group";
  20   var $aclTypes= array();
  21   var $aclObjects= array();
  22   var $aclMyObjects= array();
  23   var $users= array();
  24   var $groups= array();
  25   var $recipients= array();
  26   var $isContainer= FALSE;
  27   var $currentIndex= 0;
  28   var $wasNewEntry= FALSE;
  29   var $ocMapping= array();
  30   var $savedAclContents= array();
  31   var $myAclObjects = array();
  32
  33   function acl ($config, $parent, $dn= NULL)
  34   {
  35     /* Include config object */
  36     plugin::plugin($config, $dn);
  37
  38     /* Load ACL's */
  39     $this->gosaAclEntry= array();
  40     if (isset($this->attrs['gosaAclEntry'])){
  41       for ($i= 0; $i<$this->attrs['gosaAclEntry']['count']; $i++){
  42         $acl= $this->attrs['gosaAclEntry'][$i];
  43         $this->gosaAclEntry= array_merge($this->gosaAclEntry, $this->explodeACL($acl));
  44       }
  45     }
  46     ksort($this->gosaAclEntry);
  47
  48     /* Save parent - we've to know more about it than other plugins... */
  49     $this->parent= $parent;
  50
  51     /* Container? */
  52     if (preg_match('/^(ou|c|l|dc)=/i', $dn)){
  53       $this->isContainer= TRUE;
  54     }
  55
  56     /* Users */
  57     $ui= get_userinfo();
  58     $tag= $ui->gosaUnitTag;
  59     $ldap= $config->get_ldap_link();
  60     $ldap->cd($config->current['BASE']);
  61     if ($tag == ""){
  62       $ldap->search('(objectClass=gosaAccount)', array('uid', 'cn'));
  63     } else {
  64       $ldap->search('(&(objectClass=gosaAccount)(gosaUnitTag='.$tag.'))', array('uid', 'cn'));
  65     }
  66     while ($attrs= $ldap->fetch()){
  67       $this->users['U:'.$attrs['dn']]= $attrs['cn'][0].' ['.$attrs['uid'][0].']';
  68     }
  69     ksort($this->users);
  70
  71     /* Groups */
  72     $ldap->cd($config->current['BASE']);
  73     if ($tag == ""){
  74       $ldap->search('(objectClass=posixGroup)', array('cn', 'description'));
  75     } else {
  76       $ldap->search('(&(objectClass=posixGroup)(gosaUnitTag='.$tag.'))', array('cn', 'description'));
  77     }
  78     while ($attrs= $ldap->fetch()){
  79       $dsc= "";
  80       if (isset($attrs['description'][0])){
  81         $dsc= $attrs['description'][0];
  82       }
  83       $this->groups['G:'.$attrs['dn']]= $attrs['cn'][0].' ['.$dsc.']';
  84     }
  85     ksort($this->groups);
  86
  87     /* Objects */
  88     $tmp= get_global('plist');
  89     $plist= $tmp->info;
  90     if (isset($this->parent) && $this->parent != NULL){
  91       $oc= array();
  92       foreach ($this->parent->by_object as $key => $obj){
  93         $oc= array_merge($oc, $obj->objectclasses);
  94       }
  95       if (in_array_ics('organizationalUnit', $oc)){
  96         $this->isContainer= TRUE;
  97       }
  98     } else {
  99       $oc=  $this->attrs['objectClass'];
 100     }
 101
 102
 103     /* Extract available categories from plugin info list */
 104     foreach ($plist as $class => $acls){
 105
 106       /* Only feed categories */
 107       if (isset($acls['plCategory'])){
 108
 109         /* Walk through supplied list and feed only translated categories */
 110         foreach($acls['plCategory'] as $idx => $data){
 111
 112           /* Non numeric index means -> base object containing more informations */
 113           if (preg_match('/^[0-9]+$/', $idx)){
 114             if (!isset($this->ocMapping[$data])){
 115               $this->ocMapping[$data]= array();
 116               $this->ocMapping[$data][]= '0';
 117             }
 118             $this->ocMapping[$data][]= $class;
 119           } else {
 120             if (!isset($this->ocMapping[$idx])){
 121               $this->ocMapping[$idx]= array();
 122               $this->ocMapping[$idx][]= '0';
 123             }
 124             $this->ocMapping[$idx][]= $class;
 125             $this->aclObjects[$idx]= $data['description'];
 126
 127             /* Additionally filter the classes we're interested in in "self edit" mode */
 128             if (is_array($data['objectClass'])){
 129               foreach($data['objectClass'] as $objectClass){
 130                 if (in_array_ics($objectClass, $oc)){
 131                   $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 132                   break;
 133                 }
 134               }
 135             } else {
 136               if (in_array_ics($data['objectClass'], $oc)){
 137                 $this->myAclObjects[$idx.'/'.$class]= $acls['plDescription'];
 138               }
 139             }
 140           }
 141
 142         }
 143       }
 144     }
 145     $this->aclObjects['all']= '*&nbsp;'._("All categories");
 146     $this->ocMapping['all']= array('0' => 'all');
 147
 148     /* Sort categories */
 149     asort($this->aclObjects);
 150
 151     /* Fill acl types */
 152     if ($this->isContainer){
 153       $this->aclTypes= array("reset" => _("Reset ACLs"),
 154                              "one" => _("One level"),
 155                              "base" => _("Current object"),
 156                              "sub" => _("Complete subtree"),
 157                              "psub" => _("Complete subtree (permanent)"));
 158                              //"role" => _("Use ACL defined in role"));
 159     } else {
 160       $this->aclTypes= array("base" => _("Current object"),
 161           "role" => _("Use ACL defined in role"));
 162     }
 163     asort($this->aclTypes);
 164     $this->targets= array("user" => _("Users"), "group" => _("Groups"));
 165     asort($this->targets);
 166
 167     /* Finally - we want to get saved... */
 168     $this->is_account= TRUE;
 169   }
 170
 171
 172   function execute()
 173   {
 174     /* Call parent execute */
 175     plugin::execute();
 176
 177     $tmp= get_global('plist');
 178     $plist= $tmp->info;
 179
 180     /* Handle posts */
 181     if (isset($_POST['new_acl'])){
 182       $this->dialogState= 'create';
 183       $this->dialog= TRUE;
 184       $this->currentIndex= count($this->gosaAclEntry);
 185       $this->loadAclEntry(TRUE);
 186     }
 187
 188     $new_acl= array();
 189     $aclDialog= FALSE;
 190     $firstedit= FALSE;
 191     foreach($_POST as $name => $post){
 192
 193       /* Actions... */
 194       if (preg_match('/^acl_edit_.*_x/', $name)){
 195         $this->dialogState= 'create';
 196         $firstedit= TRUE;
 197         $this->dialog= TRUE;
 198         $this->currentIndex= preg_replace('/^acl_edit_([0-9]+).*$/', '\1', $name);
 199         $this->loadAclEntry();
 200         continue;
 201       }
 202       if (preg_match('/^acl_del_.*_x/', $name)){
 203         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]+).*$/', '\1', $name)]);
 204         continue;
 205       }
 206
 207       if (preg_match('/^cat_edit_.*_x/', $name)){
 208         $this->aclObject= preg_replace('/^cat_edit_([^_]+)_.*$/', '\1', $name);
 209         $this->dialogState= 'edit';
 210         foreach ($this->ocMapping[$this->aclObject] as $oc){
 211           if (isset($this->aclContents[$oc])){
 212             $this->savedAclContents[$oc]= $this->aclContents[$oc];
 213           }
 214         }
 215         continue;
 216       }
 217       if (preg_match('/^cat_del_.*_x/', $name)){
 218         $idx= preg_replace('/^cat_del_([^_]+)_.*$/', '\1', $name);
 219         foreach ($this->ocMapping[$idx] as $key){
 220           unset($this->aclContents["$idx/$key"]);
 221         }
 222         continue;
 223       }
 224
 225       /* Sorting... */
 226       if (preg_match('/^sortup_.*_x/', $name)){
 227         $index= preg_replace('/^sortup_([0-9]+).*$/', '\1', $name);
 228         if ($index > 0){
 229           $tmp= $this->gosaAclEntry[$index];
 230           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index-1];
 231           $this->gosaAclEntry[$index-1]= $tmp;
 232         }
 233         continue;
 234       }
 235       if (preg_match('/^sortdown_.*_x/', $name)){
 236         $index= preg_replace('/^sortdown_([0-9]+).*$/', '\1', $name);
 237         if ($index < count($this->gosaAclEntry)-1){
 238           $tmp= $this->gosaAclEntry[$index];
 239           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index+1];
 240           $this->gosaAclEntry[$index+1]= $tmp;
 241         }
 242         continue;
 243       }
 244
 245       /* ACL saving... */
 246       if (preg_match('/^acl_.*_[^xy]$/', $name)){
 247         $aclDialog= TRUE;
 248         list($dummy, $object, $attribute, $value)= split('_', $name);
 249
 250         /* Skip for detection entry */
 251         if ($object == 'dummy') {
 252           continue;
 253         }
 254
 255         /* Ordinary ACLs */
 256         if (!isset($new_acl[$object])){
 257           $new_acl[$object]= array();
 258         }
 259         if (isset($new_acl[$object][$attribute])){
 260           $new_acl[$object][$attribute].= $value;
 261         } else {
 262           $new_acl[$object][$attribute]= $value;
 263         }
 264       }
 265     }
 266
 267     /* Only be interested in new acl's, if we're in the right _POST place */
 268     if ($aclDialog && $this->aclObject != "" && is_array($this->ocMapping[$this->aclObject])){
 269
 270       foreach ($this->ocMapping[$this->aclObject] as $oc){
 271         unset($this->aclContents[$oc]);
 272         unset($this->aclContents[$this->aclObject.'/'.$oc]);
 273         if (isset($new_acl[$oc])){
 274           $this->aclContents[$oc]= $new_acl[$oc];
 275         }
 276         if (isset($new_acl[$this->aclObject.'/'.$oc])){
 277           $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
 278         }
 279       }
 280     }
 281
 282     /* Save new acl in case of base edit mode */
 283     if ($this->aclType == 'base' && !$firstedit){
 284       $this->aclContents= $new_acl;
 285     }
 286
 287     /* Cancel new acl? */
 288     if (isset($_POST['cancel_new_acl'])){
 289       $this->dialogState= 'head';
 290       $this->dialog= FALSE;
 291       if ($this->wasNewEntry){
 292         unset ($this->gosaAclEntry[$this->currentIndex]);
 293       }
 294     }
 295
 296     /* Store ACL in main object? */
 297     if (isset($_POST['submit_new_acl'])){
 298       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
 299       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
 300       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
 301       $this->dialogState= 'head';
 302       $this->dialog= FALSE;
 303     }
 304
 305     /* Cancel edit acl? */
 306     if (isset($_POST['cancel_edit_acl'])){
 307       $this->dialogState= 'create';
 308       foreach ($this->ocMapping[$this->aclObject] as $oc){
 309         if (isset($this->savedAclContents[$oc])){
 310           $this->aclContents[$oc]= $this->savedAclContents[$oc];
 311         }
 312       }
 313     }
 314
 315     /* Save edit acl? */
 316     if (isset($_POST['submit_edit_acl'])){
 317       $this->dialogState= 'create';
 318     }
 319
 320     /* Add acl? */
 321     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
 322       $this->dialogState= 'edit';
 323       $this->savedAclContents= array();
 324       foreach ($this->ocMapping[$this->aclObject] as $oc){
 325         if (isset($this->aclContents[$oc])){
 326           $this->savedAclContents[$oc]= $this->aclContents[$oc];
 327         }
 328       }
 329     }
 330
 331     /* Add to list? */
 332     if (isset($_POST['add']) && isset($_POST['source'])){
 333       foreach ($_POST['source'] as $key){
 334         if ($this->target == 'user'){
 335           $this->recipients[$key]= $this->users[$key];
 336         }
 337         if ($this->target == 'group'){
 338           $this->recipients[$key]= $this->groups[$key];
 339         }
 340       }
 341       ksort($this->recipients);
 342     }
 343
 344     /* Remove from list? */
 345     if (isset($_POST['del']) && isset($_POST['recipient'])){
 346       foreach ($_POST['recipient'] as $key){
 347           unset($this->recipients[$key]);
 348       }
 349     }
 350
 351     /* Save common values */
 352     foreach (array("aclType", "aclObject", "target") as $key){
 353       if (isset($_POST[$key])){
 354         $this->$key= validate($_POST[$key]);
 355       }
 356     }
 357
 358     /* Create templating instance */
 359     $smarty= get_smarty();
 360
 361     if ($this->dialogState == 'head'){
 362       /* Draw list */
 363       $aclList= new DivSelectBox("aclList");
 364       $aclList->SetHeight(450);
 365
 366       /* Fill in entries */
 367       foreach ($this->gosaAclEntry as $key => $entry){
 368         $field1= array("string" => $this->aclTypes[$entry['type']], "attach" => "style='width:100px'");
 369         $field2= array("string" => $this->assembleAclSummary($entry));
 370         $action= "<input type='image' name='sortup_$key' alt='up' title='"._("Up")."' src='images/sort_up.png' align='top'>";
 371         $action.= "<input type='image' name='sortdown_$key' alt='down' title='"._("Down")."' src='images/sort_down.png'>";
 372         $action.= "<input class='center' type='image' src='images/edit.png' alt='"._("edit")."' name='acl_edit_$key' title='"._("Edit ACL")."'>";
 373         $action.= "<input class='center' type='image' src='images/edittrash.png' alt='"._("delete")."' name='acl_del_$key' title='"._("Delete ACL")."'>";
 374
 375         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px;text-align:right;'");
 376         $aclList->AddEntry(array($field1, $field2, $field3));
 377       }
 378
 379       $smarty->assign("aclList", $aclList->DrawList());
 380     }
 381
 382     if ($this->dialogState == 'create'){
 383       /* Draw list */
 384       $aclList= new DivSelectBox("aclList");
 385       $aclList->SetHeight(150);
 386
 387       /* Add settings for all categories to the (permanent) list */
 388       foreach ($this->aclObjects as $section => $dsc){
 389         $summary= "";
 390         foreach($this->ocMapping[$section] as $oc){
 391           if (isset($this->aclContents[$oc]) && count($this->aclContents[$oc]) && isset($this->aclContents[$oc][0]) &&
 392               $this->aclContents[$oc][0] != ""){
 393
 394             $summary.= "$oc, ";
 395             continue;
 396           }
 397           if (isset($this->aclContents["$section/$oc"]) && count($this->aclContents["$section/$oc"]) && isset($this->aclContents["$section/$oc"][0]) &&
 398               $this->aclContents["$section/$oc"][0] != ""){
 399
 400             $summary.= "$oc, ";
 401             continue;
 402           }
 403           if (isset($this->aclContents[$oc]) && !isset($this->aclContents[$oc][0]) && count($this->aclContents[$oc])){
 404             $summary.= "$oc, ";
 405           }
 406         }
 407
 408         /* Set summary... */
 409         if ($summary == ""){
 410           $summary= '<i>'._("No ACL settings for this category").'</i>';
 411         } else {
 412           $summary= sprintf(_("Contains ACLs for these objects: %s"), preg_replace('/, $/', '', $summary));
 413         }
 414
 415         $field1= array("string" => $dsc, "attach" => "style='width:100px'");
 416         $field2= array("string" => $summary);
 417         $action= "<input class='center' type='image' src='images/edit.png' alt='"._("edit")."' name='cat_edit_$section' title='"._("Edit categories ACLs")."'>";
 418         $action.= "<input class='center' type='image' src='images/edittrash.png' alt='"._("delete")."' name='cat_del_$section' title='"._("Clear categories ACLs")."'>";
 419         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px'");
 420         $aclList->AddEntry(array($field1, $field2, $field3));
 421       }
 422
 423       $smarty->assign("aclList", $aclList->DrawList());
 424       $smarty->assign("aclType", $this->aclType);
 425       $smarty->assign("aclTypes", $this->aclTypes);
 426       $smarty->assign("target", $this->target);
 427       $smarty->assign("targets", $this->targets);
 428
 429       /* Assign possible target types */
 430       $smarty->assign("targets", $this->targets);
 431       foreach ($this->attributes as $attr){
 432         $smarty->assign($attr, $this->$attr);
 433       }
 434
 435
 436       /* Generate list */
 437       $tmp= array();
 438       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
 439         if ($this->target == $field){
 440           foreach ($this->$arr as $key => $value){
 441             if (!isset($this->recipients[$key])){
 442               $tmp[$key]= $value;
 443             }
 444           }
 445         }
 446       }
 447       $smarty->assign('sources', $tmp);
 448       $smarty->assign('recipients', $this->recipients);
 449
 450       /* Acl selector if scope is base */
 451       if ($this->aclType == 'base'){
 452         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
 453       }
 454     }
 455
 456     if ($this->dialogState == 'edit'){
 457       $smarty->assign('headline', sprintf(_("Edit ACL for '%s', scope is '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
 458
 459       /* Collect objects for selected category */
 460       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
 461         if ($idx == 0){
 462           continue;
 463         }
 464         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
 465       }
 466       if ($this->aclObject == 'all'){
 467         $aclObjects['all']= _("All objects in current subtree");
 468       }
 469       $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
 470     }
 471
 472     /* Show main page */
 473     $smarty->assign("dialogState", $this->dialogState);
 474
 475     return ($smarty->fetch (get_template_path('acl.tpl')));
 476   }
 477
 478   function sort_by_priority($list)
 479   {
 480     $tmp= get_global('plist');
 481     $plist= $tmp->info;
 482     asort($plist);
 483     $newSort = array();
 484
 485     foreach($list as $name => $translation){
 486       $na  =  preg_replace("/^.*\//","",$name);
 487       $prio = 0;
 488       if(isset($plist[$na]['plPriority'])){
 489         $prio=  $plist[$na]['plPriority'] ;
 490       }
 491
 492       $newSort[$name] = $prio;
 493     }
 494
 495     asort($newSort);
 496
 497     $ret = array();
 498     foreach($newSort as $name => $prio){
 499       $ret[$name] = $list[$name];
 500     }
 501     return($ret);
 502   }
 503
 504   function buildAclSelector($list)
 505   {
 506     $display= "<input type='hidden' name='acl_dummy_0_0_0' value='1'>";
 507     $cols= 3;
 508     $tmp= get_global('plist');
 509     $plist= $tmp->info;
 510     asort($plist);
 511
 512     /* Add select all/none buttons */
 513     $style = "style='width:100px;'";
 514
 515     $display .= "<input ".$style." type='button' name='toggle_all_create' onClick=\"acl_toggle_all('_0_c$');\" value='Toggle C'>";
 516     $display .= "<input ".$style." type='button' name='toggle_all_move'   onClick=\"acl_toggle_all('_0_m$');\" value='Toggle M'>";
 517     $display .= "<input ".$style." type='button' name='toggle_all_remove' onClick=\"acl_toggle_all('_0_d$');\" value='Toggle D'> - ";
 518     $display .= "<input ".$style." type='button' name='toggle_all_read'   onClick=\"acl_toggle_all('_0_r$');\" value='Toggle R'>";
 519     $display .= "<input ".$style." type='button' name='toggle_all_write'  onClick=\"acl_toggle_all('_0_w$');\" value='Toggle W'> - ";
 520
 521     $display .= "<input ".$style." type='button' name='toggle_all_sub_read'  onClick=\"acl_toggle_all('[^0]_r$');\" value='R+'>";
 522     $display .= "<input ".$style." type='button' name='toggle_all_sub_write'  onClick=\"acl_toggle_all('[^0]_w$');\" value='W+'>";
 523
 524     $display .= "<br>";
 525
 526     $style = "style='width:50px;'";
 527     $display .= "<input ".$style." type='button' name='set_true_all_create' onClick=\"acl_set_all('_0_c$',true);\" value='C+'>";
 528     $display .= "<input ".$style." type='button' name='set_false_all_create' onClick=\"acl_set_all('_0_c$',false);\" value='C-'>";
 529     $display .= "<input ".$style." type='button' name='set_true_all_move' onClick=\"acl_set_all('_0_m$',true);\" value='M+'>";
 530     $display .= "<input ".$style." type='button' name='set_false_all_move' onClick=\"acl_set_all('_0_m$',false);\" value='M-'>";
 531     $display .= "<input ".$style." type='button' name='set_true_all_remove' onClick=\"acl_set_all('_0_d$',true);\" value='D+'>";
 532     $display .= "<input ".$style." type='button' name='set_false_all_remove' onClick=\"acl_set_all('_0_d$',false);\" value='D-'> - ";
 533     $display .= "<input ".$style." type='button' name='set_true_all_read' onClick=\"acl_set_all('_0_r$',true);\" value='R+'>";
 534     $display .= "<input ".$style." type='button' name='set_false_all_read' onClick=\"acl_set_all('_0_r$',false);\" value='R-'>";
 535     $display .= "<input ".$style." type='button' name='set_true_all_write' onClick=\"acl_set_all('_0_w$',true);\" value='W+'>";
 536     $display .= "<input ".$style." type='button' name='set_false_all_write' onClick=\"acl_set_all('_0_w$',false);\" value='W-'> - ";
 537
 538     $display .= "<input ".$style." type='button' name='set_true_all_read' onClick=\"acl_set_all('[^0]_r$',true);\" value='R+'>";
 539     $display .= "<input ".$style." type='button' name='set_false_all_read' onClick=\"acl_set_all('[^0]_r$',false);\" value='R-'>";
 540     $display .= "<input ".$style." type='button' name='set_true_all_write' onClick=\"acl_set_all('[^0]_w$',true);\" value='W+'>";
 541     $display .= "<input ".$style." type='button' name='set_false_all_write' onClick=\"acl_set_all('[^0]_w$',false);\" value='W-'>";
 542
 543     /* Build general objects */
 544     $list =$this->sort_by_priority($list);
 545     foreach ($list as $key => $name){
 546
 547       /* Create sub acl if it does not exist */
 548       if (!isset($this->aclContents[$key])){
 549         $this->aclContents[$key]= array();
 550         $this->aclContents[$key][0]= '';
 551       }
 552       $currentAcl= $this->aclContents[$key];
 553
 554       /* Object header */
 555       if($_SESSION['js']) {
 556         if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) {
 557           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 558                      "\n  <tr>".
 559                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 560                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 561                      "\n    <input type='button' onclick='divtoggle(\"".preg_replace("/[^a-z0-9]/i","_",$name)."\");' value='"._("Show/Hide Advanced Settings")."' /></td>".
 562                      "\n  </tr>";
 563         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 564           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 565                      "\n  <tr>".
 566                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 567                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 568                      "\n    <input type='button' onclick='divtoggle(\"".preg_replace("/[^a-z0-9]/i","_",$name)."\");' value='"._("Show/Hide Advanced Settings")."' /></td>".
 569                      "\n  </tr>";
 570         } else {
 571           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 572                      "\n  <tr>".
 573                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 574                      "\n  </tr>";
 575         }
 576       } else {
 577           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 578                      "\n  <tr>".
 579                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 580                      "\n  </tr>";
 581       }
 582
 583       /* Generate options */
 584       $spc= "&nbsp;&nbsp;";
 585       if ($this->isContainer && $this->aclType != 'base'){
 586         $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $currentAcl[0])).$spc;
 587         $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $currentAcl[0])).$spc;
 588         $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $currentAcl[0])).$spc;
 589         if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 590           $options.= $this->mkchkbx($key."_0_s", _("Modifyable by owner"), preg_match('/s/', $currentAcl[0])).$spc;
 591         }
 592       } else {
 593         $options= $this->mkchkbx($key."_0_m", _("Move object"), preg_match('/m/', $currentAcl[0])).$spc;
 594         $options.= $this->mkchkbx($key."_0_d", _("Remove object"), preg_match('/d/', $currentAcl[0])).$spc;
 595         if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 596           $options.= $this->mkchkbx($key."_0_s", _("Modifyable by owner"), preg_match('/s/', $currentAcl[0])).$spc;
 597         }
 598       }
 599
 600       /* Global options */
 601       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $currentAcl[0])).$spc;
 602       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $currentAcl[0]));
 603
 604       $display.= "\n  <tr>".
 605                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
 606                  "\n    <td style='background-color:#D4D4D4'>&nbsp;"._("Complete object").": $more_options</td>".
 607                  "\n  </tr>";
 608
 609       /* Walk through the list of attributes */
 610       $cnt= 1;
 611       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
 612       asort($splist);
 613       if($_SESSION['js']) {
 614         if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) {
 615           $display.= "\n  <tr id='tr_".preg_replace("/[^a-z0-9]/i","_",$name)."' style='vertical-align:top;height:0px;'>".
 616                      "\n    <td colspan=".$cols.">".
 617                      "\n      <div id='".preg_replace("/[^a-z0-9]/i","_",$name)."' style='overflow:hidden;visibility:hidden;height:0px;vertical-align:top;width:100%;'>".
 618                      "\n        <table style='width:100%;'>";
 619         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 620           $display.= "\n  <tr id='tr_".preg_replace("/[^a-z0-9]/i","_",$name)."' style='vertical-align:top;height:0px;'>".
 621                      "\n    <td colspan=".$cols.">".
 622                      "\n      <div id='".preg_replace("/[^a-z0-9]/i","_",$name)."' style='position:absolute;overflow:hidden;visibility:hidden;height:0px;vertical-align:top;width:100%;'>".
 623                      "\n        <table style='width:100%;'>";
 624         }
 625       }
 626       foreach($splist as $attr => $dsc){
 627
 628         /* Skip pl* attributes, they are internal... */
 629         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
 630           continue;
 631         }
 632
 633         /* Open table row */
 634         if ($cnt == 1){
 635           $display.= "\n  <tr>";
 636         }
 637
 638         /* Close table row */
 639         if ($cnt == $cols){
 640           $cnt= 1;
 641           $rb= "";
 642           $end= "\n  </tr>";
 643         } else {
 644           $cnt++;
 645           $rb= "border-right:1px solid #A0A0A0;";
 646           $end= "";
 647         }
 648
 649         /* Collect list of attributes */
 650         $state= "";
 651         if (isset($currentAcl[$attr])){
 652           $state= $currentAcl[$attr];
 653         }
 654         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
 655                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
 656       }
 657
 658       /* Fill missing td's if needed */
 659       if (--$cnt != $cols && $cnt != 0){
 660        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt);
 661       }
 662
 663       if($_SESSION['js']) {
 664         if(isset($_SERVER['HTTP_USER_AGENT']) && (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
 665           $display.= "\n        </table>".
 666                      "\n      </div>".
 667                      "\n    </td>".
 668                      "\n  </tr>";
 669         }
 670       }
 671
 672       $display.= "\n</table><br />\n";
 673     }
 674
 675     return ($display);
 676   }
 677
 678
 679   function mkchkbx($name, $text, $state= FALSE)
 680   {
 681     $state= $state?"checked":"";
 682     return "\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."' type=checkbox name='acl_$name' $state>".
 683            "\n      <label for='acl_$name'>$text</label>";
 684   }
 685
 686
 687   function mkrwbx($name, $state= "")
 688   {
 689     $rstate= preg_match('/r/', $state)?'checked':'';
 690     $wstate= preg_match('/w/', $state)?'checked':'';
 691     return ("\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_r' type=checkbox name='acl_${name}_r' $rstate>".
 692             "\n      <label for='acl_${name}_r'>"._("read")."</label>".
 693             "\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_w' type=checkbox name='acl_${name}_w' $wstate>".
 694             "\n      <label for='acl_${name}_w'>"._("write")."</label>");
 695   }
 696
 697
 698   function explodeACL($acl)
 699   {
 700     list($index, $type)= split(':', $acl);
 701     $a= array( $index => array("type" => $type,
 702                                "members" => acl::extractMembers($acl)));
 703
 704     /* Handle different types */
 705     switch ($type){
 706
 707       case 'psub':
 708       case 'sub':
 709       case 'one':
 710       case 'base':
 711         $a[$index]['acl']= acl::extractACL($acl);
 712         break;
 713
 714       case 'role':
 715         echo "Role";
 716         break;
 717
 718       case 'reset':
 719         break;
 720
 721       default:
 722         print_red(sprintf(_("Unkown ACL type '%s'. Don't know how to handle it."), $type));
 723         $a= array();
 724     }
 725
 726     return ($a);
 727   }
 728
 729
 730   function extractMembers($acl)
 731   {
 732     global $config;
 733     $a= array();
 734
 735     /* Rip acl off the string, seperate by ',' and place it in an array */
 736     $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 737     if ($ms == $acl){
 738       return $a;
 739     }
 740     $ma= split(',', $ms);
 741
 742     /* Decode dn's, fill with informations from LDAP */
 743     $ldap= $config->get_ldap_link();
 744     foreach ($ma as $memberdn){
 745       $dn= base64_decode($memberdn);
 746       $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
 747
 748       /* Found entry... */
 749       if ($ldap->count()){
 750         $attrs= $ldap->fetch();
 751         if (in_array_ics('gosaAccount', $attrs['objectClass'])){
 752           $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
 753         } else {
 754           $a['G:'.$dn]= $attrs['cn'][0];
 755           if (isset($attrs['description'][0])){
 756             $a['G:'.$dn].= " [".$attrs['description'][0]."]";
 757           }
 758         }
 759
 760       /* ... or not */
 761       } else {
 762         $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
 763       }
 764     }
 765
 766     return ($a);
 767   }
 768
 769
 770   function extractACL($acl)
 771   {
 772     /* Rip acl off the string, seperate by ',' and place it in an array */
 773     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:(.*)$/', '\1', $acl);
 774     $aa= split(',', $as);
 775     $a= array();
 776
 777     /* Dis-assemble single ACLs */
 778     foreach($aa as $sacl){
 779
 780       /* Dis-assemble field ACLs */
 781       $ao= split('#', $sacl);
 782       $gobject= "";
 783       foreach($ao as $idx => $ssacl){
 784
 785         /* First is department with global acl */
 786         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
 787         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
 788         if ($idx == 0){
 789           /* Create hash for this object */
 790           $gobject= $object;
 791           $a[$gobject]= array();
 792
 793           /* Append ACL if set */
 794           if ($gacl != ""){
 795             $a[$gobject]= array($gacl);
 796           }
 797         } else {
 798
 799           /* All other entries get appended... */
 800           list($field, $facl)= split(';', $ssacl);
 801           $a[$gobject][$field]= $facl;
 802         }
 803
 804       }
 805     }
 806
 807     return ($a);
 808   }
 809
 810
 811   function assembleAclSummary($entry)
 812   {
 813     $summary= "";
 814
 815     /* Summarize ACL */
 816     if (isset($entry['acl'])){
 817       $acl= "";
 818       foreach ($entry['acl'] as $name => $object){
 819         if (count($object)){
 820           $acl.= "$name, ";
 821         }
 822       }
 823       $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
 824     }
 825
 826     /* Summarize members */
 827     if ($summary != ""){
 828       $summary.= ", ";
 829     }
 830     if (count($entry['members'])){
 831       $summary.= _("Members:")." ";
 832       foreach ($entry['members'] as $cn){
 833         $cn= preg_replace('/ \[.*$/', '', $cn);
 834         $summary.= $cn.", ";
 835       }
 836     } else {
 837       $summary.= _("ACL is valid for all users");
 838     }
 839
 840     return (preg_replace('/, $/', '', $summary));
 841   }
 842
 843
 844   function loadAclEntry($new= FALSE)
 845   {
 846     /* New entry gets presets... */
 847     if ($new){
 848       $this->aclType= 'base';
 849       $this->recipients= array();
 850       $this->aclContents= array();
 851     } else {
 852       $acl= $this->gosaAclEntry[$this->currentIndex];
 853       $this->aclType= $acl['type'];
 854       $this->recipients= $acl['members'];
 855       $this->aclContents= $acl['acl'];
 856     }
 857
 858     $this->wasNewEntry= $new;
 859   }
 860
 861
 862   function aclPostHandler()
 863   {
 864     if (isset($_POST['save_acl'])){
 865       $this->save();
 866       return TRUE;
 867     }
 868
 869     return FALSE;
 870   }
 871
 872
 873   function save()
 874   {
 875     /* Assemble ACL's */
 876     $tmp_acl= array();
 877     foreach ($this->gosaAclEntry as $prio => $entry){
 878       $final= "";
 879       $members= "";
 880       if (isset($entry['members'])){
 881         foreach ($entry['members'] as $key => $dummy){
 882           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
 883         }
 884       }
 885       $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
 886
 887       /* ACL's if needed */
 888       if ($entry['type'] != "reset" && $entry['type'] != "role"){
 889         $acl= ":";
 890         if (isset($entry['acl'])){
 891           foreach ($entry['acl'] as $object => $contents){
 892
 893             /* Only save, if we've some contents in there... */
 894             if (count($contents)){
 895               $acl.= $object.";";
 896
 897               foreach($contents as $attr => $permission){
 898
 899                 /* First entry? Its the one for global settings... */
 900                 if ($attr == '0'){
 901                   $acl.= $permission;
 902                 } else {
 903                   $acl.= '#'.$attr.';'.$permission;
 904                 }
 905
 906               }
 907               $acl.= ',';
 908             }
 909
 910           }
 911         }
 912         $final.= preg_replace('/,$/', '', $acl);
 913       }
 914
 915       $tmp_acl[]= $final;
 916     }
 917
 918     /* Call main method */
 919     plugin::save();
 920
 921     /* Finally (re-)assign it... */
 922     $this->attrs['gosaAclEntry']= $tmp_acl;
 923
 924     /* Remove acl from this entry if it is empty... */
 925     if (!count($tmp_acl)){
 926       /* Remove attribute */
 927       if ($this->initially_was_account){
 928         $this->attrs['gosaAclEntry']= array();
 929       } else {
 930         if (isset($this->attrs['gosaAclEntry'])){
 931           unset($this->attrs['gosaAclEntry']);
 932         }
 933       }
 934
 935       /* Remove object class */
 936       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
 937     }
 938
 939     /* Do LDAP modifications */
 940     $ldap= $this->config->get_ldap_link();
 941     $ldap->cd($this->dn);
 942     $this->cleanup();
 943     $ldap->modify ($this->attrs);
 944
 945     show_ldap_error($ldap->get_error(), sprintf(_("Saving ACLs with dn '%s' failed."),$this->dn));
 946
 947     /* Refresh users ACLs */
 948     $ui= get_userinfo();
 949     $ui->loadACL();
 950     $_SESSION['ui']= $ui;
 951   }
 952
 953
 954   function remove_from_parent()
 955   {
 956   }
 957
 958 }
 959
 960 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 961 ?>