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 $savedAclContents= array();
  31
  32
  33   function acl ($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     $aclDialog= FALSE;
 190     foreach($_POST as $name => $post){
 191
 192       /* Actions... */
 193       if (preg_match('/^acl_edit_.*_x/', $name)){
 194         $this->dialogState= 'create';
 195         $this->dialog= TRUE;
 196         $this->currentIndex= preg_replace('/^acl_edit_([0-9]+).*$/', '\1', $name);
 197         $this->loadAclEntry();
 198         continue;
 199       }
 200       if (preg_match('/^acl_del_.*_x/', $name)){
 201         unset($this->gosaAclEntry[preg_replace('/^acl_del_([0-9]+).*$/', '\1', $name)]);
 202         continue;
 203       }
 204
 205       if (preg_match('/^cat_edit_.*_x/', $name)){
 206         $this->aclObject= preg_replace('/^cat_edit_([^_]+)_.*$/', '\1', $name);
 207         $this->dialogState= 'edit';
 208         foreach ($this->ocMapping[$this->aclObject] as $oc){
 209           if (isset($this->aclContents[$oc])){
 210             $this->savedAclContents[$oc]= $this->aclContents[$oc];
 211           }
 212         }
 213         continue;
 214       }
 215       if (preg_match('/^cat_del_.*_x/', $name)){
 216         $idx= preg_replace('/^cat_del_([^_]+)_.*$/', '\1', $name);
 217         foreach ($this->ocMapping[$idx] as $key){
 218           unset($this->aclContents[$key]);
 219         }
 220         continue;
 221       }
 222
 223       /* Sorting... */
 224       if (preg_match('/^sortup_.*_x/', $name)){
 225         $index= preg_replace('/^sortup_([0-9]+).*$/', '\1', $name);
 226         if ($index > 0){
 227           $tmp= $this->gosaAclEntry[$index];
 228           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index-1];
 229           $this->gosaAclEntry[$index-1]= $tmp;
 230         }
 231         continue;
 232       }
 233       if (preg_match('/^sortdown_.*_x/', $name)){
 234         $index= preg_replace('/^sortdown_([0-9]+).*$/', '\1', $name);
 235         if ($index < count($this->gosaAclEntry)-1){
 236           $tmp= $this->gosaAclEntry[$index];
 237           $this->gosaAclEntry[$index]= $this->gosaAclEntry[$index+1];
 238           $this->gosaAclEntry[$index+1]= $tmp;
 239         }
 240         continue;
 241       }
 242
 243       /* ACL saving... */
 244       if (preg_match('/^acl_.*_[^xy]$/', $name)){
 245         $aclDialog= TRUE;
 246         list($dummy, $object, $attribute, $value)= split('_', $name);
 247
 248         /* Ordinary ACLs */
 249         if (!isset($new_acl[$object])){
 250           $new_acl[$object]= array();
 251         }
 252         if (isset($new_acl[$object][$attribute])){
 253           $new_acl[$object][$attribute].= $value;
 254         } else {
 255           $new_acl[$object][$attribute]= $value;
 256         }
 257       }
 258     }
 259
 260     /* Only be interested in new acl's, if we're in the right _POST place */
 261     if ($aclDialog && isset($this->ocMapping[$this->aclObject])){
 262       foreach ($this->ocMapping[$this->aclObject] as $oc){
 263         unset($this->aclContents[$oc]);
 264         unset($this->aclContents[$this->aclObject.'/'.$oc]);
 265         if (isset($new_acl[$oc])){
 266           $this->aclContents[$oc]= $new_acl[$oc];
 267         }
 268         if (isset($new_acl[$this->aclObject.'/'.$oc])){
 269           $this->aclContents[$this->aclObject.'/'.$oc]= $new_acl[$this->aclObject.'/'.$oc];
 270         }
 271       }
 272     }
 273
 274     /* Save new acl in case of base edit mode */
 275     if ($this->aclType == 'base'){
 276       $this->aclContents= $new_acl;
 277     }
 278
 279     /* Cancel new acl? */
 280     if (isset($_POST['cancel_new_acl'])){
 281       $this->dialogState= 'head';
 282       $this->dialog= FALSE;
 283       if ($this->wasNewEntry){
 284         unset ($this->gosaAclEntry[$this->currentIndex]);
 285       }
 286     }
 287
 288     /* Store ACL in main object? */
 289     if (isset($_POST['submit_new_acl'])){
 290       $this->gosaAclEntry[$this->currentIndex]['type']= $this->aclType;
 291       $this->gosaAclEntry[$this->currentIndex]['members']= $this->recipients;
 292       $this->gosaAclEntry[$this->currentIndex]['acl']= $this->aclContents;
 293       $this->dialogState= 'head';
 294       $this->dialog= FALSE;
 295     }
 296
 297     /* Cancel edit acl? */
 298     if (isset($_POST['cancel_edit_acl'])){
 299       $this->dialogState= 'create';
 300       foreach ($this->ocMapping[$this->aclObject] as $oc){
 301         if (isset($this->savedAclContents[$oc])){
 302           $this->aclContents[$oc]= $this->savedAclContents[$oc];
 303         }
 304       }
 305     }
 306
 307     /* Save edit acl? */
 308     if (isset($_POST['submit_edit_acl'])){
 309       $this->dialogState= 'create';
 310     }
 311
 312     /* Add acl? */
 313     if (isset($_POST['add_acl']) && $_POST['aclObject'] != ""){
 314       $this->dialogState= 'edit';
 315       $this->savedAclContents= array();
 316       foreach ($this->ocMapping[$this->aclObject] as $oc){
 317         if (isset($this->aclContents[$oc])){
 318           $this->savedAclContents[$oc]= $this->aclContents[$oc];
 319         }
 320       }
 321     }
 322
 323     /* Add to list? */
 324     if (isset($_POST['add']) && isset($_POST['source'])){
 325       foreach ($_POST['source'] as $key){
 326         if ($this->target == 'user'){
 327           $this->recipients[$key]= $this->users[$key];
 328         }
 329         if ($this->target == 'group'){
 330           $this->recipients[$key]= $this->groups[$key];
 331         }
 332       }
 333       ksort($this->recipients);
 334     }
 335
 336     /* Remove from list? */
 337     if (isset($_POST['del']) && isset($_POST['recipient'])){
 338       foreach ($_POST['recipient'] as $key){
 339           unset($this->recipients[$key]);
 340       }
 341     }
 342
 343     /* Save common values */
 344     foreach (array("aclType", "aclObject", "target") as $key){
 345       if (isset($_POST[$key])){
 346         $this->$key= validate($_POST[$key]);
 347       }
 348     }
 349
 350     /* Create templating instance */
 351     $smarty= get_smarty();
 352
 353     if ($this->dialogState == 'head'){
 354       /* Draw list */
 355       $aclList= new DivSelectBox("aclList");
 356       $aclList->SetHeight(450);
 357
 358       /* Fill in entries */
 359       foreach ($this->gosaAclEntry as $key => $entry){
 360         $field1= array("string" => $this->aclTypes[$entry['type']], "attach" => "style='width:100px'");
 361         $field2= array("string" => $this->assembleAclSummary($entry));
 362         $action= "<input type='image' name='sortup_$key' alt='up' title='"._("Up")."' src='images/sort_up.png' align='top'>";
 363         $action.= "<input type='image' name='sortdown_$key' alt='down' title='"._("Down")."' src='images/sort_down.png'>";
 364         $action.= "<input class='center' type='image' src='images/edit.png' alt='"._("edit")."' name='acl_edit_$key' title='"._("Edit ACL")."'>";
 365         $action.= "<input class='center' type='image' src='images/edittrash.png' alt='"._("delete")."' name='acl_del_$key' title='"._("Delete ACL")."'>";
 366
 367         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px;text-align:right;'");
 368         $aclList->AddEntry(array($field1, $field2, $field3));
 369       }
 370
 371       $smarty->assign("aclList", $aclList->DrawList());
 372     }
 373
 374     if ($this->dialogState == 'create'){
 375       /* Draw list */
 376       $aclList= new DivSelectBox("aclList");
 377       $aclList->SetHeight(150);
 378
 379       /* Add settings for all categories to the (permanent) list */
 380       foreach ($this->aclObjects as $section => $dsc){
 381         $summary= "";
 382         foreach($this->ocMapping[$section] as $oc){
 383           if (isset($this->aclContents[$oc]) && count($this->aclContents[$oc]) && isset($this->aclContents[$oc][0]) &&
 384               $this->aclContents[$oc][0] != ""){
 385
 386             $summary.= "$oc, ";
 387             continue;
 388           }
 389           if (isset($this->aclContents["$section/$oc"]) && count($this->aclContents["$section/$oc"]) && isset($this->aclContents["$section/$oc"][0]) &&
 390               $this->aclContents["$section/$oc"][0] != ""){
 391
 392             $summary.= "$oc, ";
 393             continue;
 394           }
 395           if (isset($this->aclContents[$oc]) && !isset($this->aclContents[$oc][0]) && count($this->aclContents[$oc])){
 396             $summary.= "$oc, ";
 397           }
 398         }
 399
 400         /* Set summary... */
 401         if ($summary == ""){
 402           $summary= '<i>'._("No ACL settings for this category").'</i>';
 403         } else {
 404           $summary= sprintf(_("Contains ACLs for these objects: %s"), preg_replace('/, $/', '', $summary));
 405         }
 406
 407         $field1= array("string" => $dsc, "attach" => "style='width:100px'");
 408         $field2= array("string" => $summary);
 409         $action= "<input class='center' type='image' src='images/edit.png' alt='"._("edit")."' name='cat_edit_$section' title='"._("Edit categories ACLs")."'>";
 410         $action.= "<input class='center' type='image' src='images/edittrash.png' alt='"._("delete")."' name='cat_del_$section' title='"._("Clear categories ACLs")."'>";
 411         $field3= array("string" => $action, "attach" => "style='border-right:0px;width:50px'");
 412         $aclList->AddEntry(array($field1, $field2, $field3));
 413       }
 414
 415       $smarty->assign("aclList", $aclList->DrawList());
 416       $smarty->assign("aclType", $this->aclType);
 417       $smarty->assign("aclTypes", $this->aclTypes);
 418       $smarty->assign("target", $this->target);
 419       $smarty->assign("targets", $this->targets);
 420
 421       /* Assign possible target types */
 422       $smarty->assign("targets", $this->targets);
 423       foreach ($this->attributes as $attr){
 424         $smarty->assign($attr, $this->$attr);
 425       }
 426
 427
 428       /* Generate list */
 429       $tmp= array();
 430       foreach (array("user" => "users", "group" => "groups") as $field => $arr){
 431         if ($this->target == $field){
 432           foreach ($this->$arr as $key => $value){
 433             if (!isset($this->recipients[$key])){
 434               $tmp[$key]= $value;
 435             }
 436           }
 437         }
 438       }
 439       $smarty->assign('sources', $tmp);
 440       $smarty->assign('recipients', $this->recipients);
 441
 442       /* Acl selector if scope is base */
 443       if ($this->aclType == 'base'){
 444         $smarty->assign('aclSelector', $this->buildAclSelector($this->myAclObjects));
 445       }
 446     }
 447
 448     if ($this->dialogState == 'edit'){
 449       $smarty->assign('headline', sprintf(_("Edit ACL for '%s', scope is '%s'"), $this->aclObjects[$this->aclObject], $this->aclTypes[$this->aclType]));
 450
 451       /* Collect objects for selected category */
 452       foreach ($this->ocMapping[$this->aclObject] as $idx => $class){
 453         if ($idx == 0){
 454           continue;
 455         }
 456         $aclObjects[$this->aclObject.'/'.$class]= $plist[$class]['plDescription'];
 457       }
 458       if ($this->aclObject == 'all'){
 459         $aclObjects['all']= _("All objects in current subtree");
 460       }
 461       $smarty->assign('aclSelector', $this->buildAclSelector($aclObjects));
 462     }
 463
 464     /* Show main page */
 465     $smarty->assign("dialogState", $this->dialogState);
 466
 467     return ($smarty->fetch (get_template_path('acl.tpl')));
 468   }
 469
 470
 471   function buildAclSelector($list)
 472   {
 473     $display= "";
 474     $cols= 3;
 475     $tmp= get_global('plist');
 476     $plist= $tmp->info;
 477     asort($plist);
 478
 479     /* Build general objects */
 480     foreach ($list as $key => $name){
 481
 482       /* Create sub acl if it does not exist */
 483       if (!isset($this->aclContents[$key])){
 484         $this->aclContents[$key]= array();
 485         $this->aclContents[$key][0]= '';
 486       }
 487       $currentAcl= $this->aclContents[$key];
 488
 489       /* Object header */
 490       if($_SESSION['js']) {
 491         if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) {
 492           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 493                      "\n  <tr>".
 494                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 495                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 496                      "\n    <input type='button' onclick='divtoggle(\"".preg_replace("/[^a-z0-9]/i","_",$name)."\");' value='"._("Show/Hide Advanced Settings")."' /></td>".
 497                      "\n  </tr>";
 498         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 499           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 500                      "\n  <tr>".
 501                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=".($cols-1)."><b>"._("Object").": $name</b></td>".
 502                      "\n    <td align='right' style='background-color:#C8C8C8;height:1.8em;'>".
 503                      "\n    <input type='button' onclick='divtoggle(\"".preg_replace("/[^a-z0-9]/i","_",$name)."\");' value='"._("Show/Hide Advanced Settings")."' /></td>".
 504                      "\n  </tr>";
 505         } else {
 506           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 507                      "\n  <tr>".
 508                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 509                      "\n  </tr>";
 510         }
 511       } else {
 512           $display.= "\n<table style='width:100%;border:1px solid #A0A0A0' cellspacing=0 cellpadding=2>".
 513                      "\n  <tr>".
 514                      "\n    <td style='background-color:#C8C8C8;height:1.8em;' colspan=$cols><b>"._("Object").": $name</b></td>".
 515                      "\n  </tr>";
 516       }
 517
 518       /* Generate options */
 519       $spc= "&nbsp;&nbsp;";
 520       if ($this->isContainer && $this->aclType != 'base'){
 521         $options= $this->mkchkbx($key."_0_c",  _("Create objects"), preg_match('/c/', $currentAcl[0])).$spc;
 522         $options.= $this->mkchkbx($key."_0_m", _("Move objects"), preg_match('/m/', $currentAcl[0])).$spc;
 523         $options.= $this->mkchkbx($key."_0_d", _("Remove objects"), preg_match('/d/', $currentAcl[0])).$spc;
 524         if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 525           $options.= $this->mkchkbx($key."_0_s", _("Modifyable by owner"), preg_match('/s/', $currentAcl[0])).$spc;
 526         }
 527       } else {
 528         $options= $this->mkchkbx($key."_0_m", _("Move object"), preg_match('/m/', $currentAcl[0])).$spc;
 529         $options.= $this->mkchkbx($key."_0_d", _("Remove object"), preg_match('/d/', $currentAcl[0])).$spc;
 530         if ($plist[preg_replace('%^.*/%', '', $key)]['plSelfModify']){
 531           $options.= $this->mkchkbx($key."_0_s", _("Modifyable by owner"), preg_match('/s/', $currentAcl[0])).$spc;
 532         }
 533       }
 534
 535       /* Global options */
 536       $more_options= $this->mkchkbx($key."_0_r",  _("read"), preg_match('/r/', $currentAcl[0])).$spc;
 537       $more_options.= $this->mkchkbx($key."_0_w", _("write"), preg_match('/w/', $currentAcl[0]));
 538
 539       $display.= "\n  <tr>".
 540                  "\n    <td style='background-color:#E0E0E0' colspan=".($cols-1).">$options</td>".
 541                  "\n    <td style='background-color:#D4D4D4'>&nbsp;".("Complete object:")." $more_options</td>".
 542                  "\n  </tr>";
 543
 544       /* Walk through the list of attributes */
 545       $cnt= 1;
 546       $splist= $plist[preg_replace('%^.*/%', '', $key)]['plProvidedAcls'];
 547       asort($splist);
 548       if($_SESSION['js']) {
 549         if(isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) {
 550           $display.= "\n  <tr id='tr_".preg_replace("/[^a-z0-9]/i","_",$name)."' style='vertical-align:top;height:0px;'>".
 551                      "\n    <td colspan=".$cols.">".
 552                      "\n      <div id='".preg_replace("/[^a-z0-9]/i","_",$name)."' style='overflow:hidden;visibility:hidden;height:0px;vertical-align:top;width:100%;'>".
 553                      "\n        <table style='width:100%;'>";
 554         } else if (isset($_SERVER['HTTP_USER_AGENT']) && preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT'])) {
 555           $display.= "\n  <tr id='tr_".preg_replace("/[^a-z0-9]/i","_",$name)."' style='vertical-align:top;height:0px;'>".
 556                      "\n    <td colspan=".$cols.">".
 557                      "\n      <div id='".preg_replace("/[^a-z0-9]/i","_",$name)."' style='position:absolute;overflow:hidden;visibility:hidden;height:0px;vertical-align:top;width:100%;'>".
 558                      "\n        <table style='width:100%;'>";
 559         }
 560       }
 561       foreach($splist as $attr => $dsc){
 562
 563         /* Skip pl* attributes, they are internal... */
 564         if (preg_match('/^pl[A-Z]+.*$/', $attr)){
 565           continue;
 566         }
 567
 568         /* Open table row */
 569         if ($cnt == 1){
 570           $display.= "\n  <tr>";
 571         }
 572
 573         /* Close table row */
 574         if ($cnt == $cols){
 575           $cnt= 1;
 576           $rb= "";
 577           $end= "\n  </tr>";
 578         } else {
 579           $cnt++;
 580           $rb= "border-right:1px solid #A0A0A0;";
 581           $end= "";
 582         }
 583
 584         /* Collect list of attributes */
 585         $state= "";
 586         if (isset($currentAcl[$attr])){
 587           $state= $currentAcl[$attr];
 588         }
 589         $display.= "\n    <td style='border-top:1px solid #A0A0A0;${rb}width:".(int)(100/$cols)."%'>".
 590                    "\n      <b>$dsc</b> ($attr)<br>".$this->mkrwbx($key."_".$attr, $state)."</td>$end";
 591       }
 592
 593       /* Fill missing td's if needed */
 594       if (--$cnt != $cols && $cnt != 0){
 595        $display.= str_repeat("\n    <td style='border-top:1px solid #A0A0A0; width:".(int)(100/$cols)."%'>&nbsp;</td>", $cols-$cnt);
 596       }
 597
 598       if($_SESSION['js']) {
 599         if(isset($_SERVER['HTTP_USER_AGENT']) && (preg_match("/gecko/i",$_SERVER['HTTP_USER_AGENT'])) || (preg_match("/ie/i",$_SERVER['HTTP_USER_AGENT']))) {
 600           $display.= "\n        </table>".
 601                      "\n      </div>".
 602                      "\n    </td>".
 603                      "\n  </tr>";
 604         }
 605       }
 606
 607       $display.= "\n</table><br />\n";
 608     }
 609
 610     return ($display);
 611   }
 612
 613
 614   function mkchkbx($name, $text, $state= FALSE)
 615   {
 616     $state= $state?"checked":"";
 617     return "\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."' type=checkbox name='acl_$name' $state>".
 618            "\n      <label for='acl_$name'>$text</label>";
 619   }
 620
 621
 622   function mkrwbx($name, $state= "")
 623   {
 624     $rstate= preg_match('/r/', $state)?'checked':'';
 625     $wstate= preg_match('/w/', $state)?'checked':'';
 626     return ("\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_r' type=checkbox name='acl_${name}_r' $rstate>".
 627             "\n      <label for='acl_${name}_r'>"._("read")."</label>".
 628             "\n      <input id='acl_".preg_replace("/[^a-z0-9]/i","_",$name)."_w' type=checkbox name='acl_${name}_w' $wstate>".
 629             "\n      <label for='acl_${name}_w'>"._("write")."</label>");
 630   }
 631
 632
 633   function explodeACL($acl)
 634   {
 635     list($index, $type)= split(':', $acl);
 636     $a= array( $index => array("type" => $type,
 637                                "members" => acl::extractMembers($acl)));
 638
 639     /* Handle different types */
 640     switch ($type){
 641
 642       case 'psub':
 643       case 'sub':
 644       case 'one':
 645       case 'base':
 646         $a[$index]['acl']= acl::extractACL($acl);
 647         break;
 648
 649       case 'role':
 650         echo "Role";
 651         break;
 652
 653       case 'reset':
 654         break;
 655
 656       default:
 657         print_red(sprintf(_("Unkown ACL type '%s'. Don't know how to handle it."), $type));
 658         $a= array();
 659     }
 660
 661     return ($a);
 662   }
 663
 664
 665   function extractMembers($acl)
 666   {
 667     global $config;
 668     $a= array();
 669
 670     /* Rip acl off the string, seperate by ',' and place it in an array */
 671     $ms= preg_replace('/^[^:]+:[^:]+:([^:]+).*$/', '\1', $acl);
 672     if ($ms == $acl){
 673       return $a;
 674     }
 675     $ma= split(',', $ms);
 676
 677     /* Decode dn's, fill with informations from LDAP */
 678     $ldap= $config->get_ldap_link();
 679     foreach ($ma as $memberdn){
 680       $dn= base64_decode($memberdn);
 681       $ldap->cat($dn, array('cn', 'objectClass', 'description', 'uid'));
 682
 683       /* Found entry... */
 684       if ($ldap->count()){
 685         $attrs= $ldap->fetch();
 686         if (in_array_ics('gosaAccount', $attrs['objectClass'])){
 687           $a['U:'.$dn]= $attrs['cn'][0]." [".$attrs['uid'][0]."]";
 688         } else {
 689           $a['G:'.$dn]= $attrs['cn'][0];
 690           if (isset($attrs['description'][0])){
 691             $a['G:'.$dn].= " [".$attrs['description'][0]."]";
 692           }
 693         }
 694
 695       /* ... or not */
 696       } else {
 697         $a['U:'.$dn]= sprintf(_("Unknown entry '%s'!"), $dn);
 698       }
 699     }
 700
 701     return ($a);
 702   }
 703
 704
 705   function extractACL($acl)
 706   {
 707     /* Rip acl off the string, seperate by ',' and place it in an array */
 708     $as= preg_replace('/^[^:]+:[^:]+:[^:]*:(.*)$/', '\1', $acl);
 709     $aa= split(',', $as);
 710     $a= array();
 711
 712     /* Dis-assemble single ACLs */
 713     foreach($aa as $sacl){
 714
 715       /* Dis-assemble field ACLs */
 716       $ao= split('#', $sacl);
 717       $gobject= "";
 718       foreach($ao as $idx => $ssacl){
 719
 720         /* First is department with global acl */
 721         $object= preg_replace('/^([^;]+);.*$/', '\1', $ssacl);
 722         $gacl=   preg_replace('/^[^;]+;(.*)$/', '\1', $ssacl);
 723         if ($idx == 0){
 724           /* Create hash for this object */
 725           $gobject= $object;
 726           $a[$gobject]= array();
 727
 728           /* Append ACL if set */
 729           if ($gacl != ""){
 730             $a[$gobject]= array($gacl);
 731           }
 732         } else {
 733
 734           /* All other entries get appended... */
 735           list($field, $facl)= split(';', $ssacl);
 736           $a[$gobject][$field]= $facl;
 737         }
 738
 739       }
 740     }
 741
 742     return ($a);
 743   }
 744
 745
 746   function assembleAclSummary($entry)
 747   {
 748     $summary= "";
 749
 750     /* Summarize ACL */
 751     if (isset($entry['acl'])){
 752       $acl= "";
 753       foreach ($entry['acl'] as $name => $object){
 754         if (count($object)){
 755           $acl.= "$name, ";
 756         }
 757       }
 758       $summary.= sprintf(_("Contains settings for these objects: %s"), preg_replace('/, $/', '', $acl));
 759     }
 760
 761     /* Summarize members */
 762     if ($summary != ""){
 763       $summary.= ", ";
 764     }
 765     if (count($entry['members'])){
 766       $summary.= _("Members:")." ";
 767       foreach ($entry['members'] as $cn){
 768         $cn= preg_replace('/ \[.*$/', '', $cn);
 769         $summary.= $cn.", ";
 770       }
 771     } else {
 772       $summary.= _("ACL is valid for all users");
 773     }
 774
 775     return (preg_replace('/, $/', '', $summary));
 776   }
 777
 778
 779   function loadAclEntry($new= FALSE)
 780   {
 781     /* New entry gets presets... */
 782     if ($new){
 783       $this->aclType= 'base';
 784       $this->recipients= array();
 785       $this->aclContents= array();
 786     } else {
 787       $acl= $this->gosaAclEntry[$this->currentIndex];
 788       $this->aclType= $acl['type'];
 789       $this->recipients= $acl['members'];
 790       $this->aclContents= $acl['acl'];
 791     }
 792
 793     $this->wasNewEntry= $new;
 794   }
 795
 796
 797   function aclPostHandler()
 798   {
 799     if (isset($_POST['save_acl'])){
 800       $this->save();
 801       return TRUE;
 802     }
 803
 804     return FALSE;
 805   }
 806
 807
 808   function save()
 809   {
 810     /* Assemble ACL's */
 811     $tmp_acl= array();
 812     foreach ($this->gosaAclEntry as $prio => $entry){
 813       $final= "";
 814       $members= "";
 815       if (isset($entry['members'])){
 816         foreach ($entry['members'] as $key => $dummy){
 817           $members.= base64_encode(preg_replace('/^.:/', '', $key)).',';
 818         }
 819       }
 820       $final= $prio.":".$entry['type'].":".preg_replace('/,$/', '', $members);
 821
 822       /* ACL's if needed */
 823       if ($entry['type'] != "reset" && $entry['type'] != "role"){
 824         $acl= ":";
 825         if (isset($entry['acl'])){
 826           foreach ($entry['acl'] as $object => $contents){
 827
 828             /* Only save, if we've some contents in there... */
 829             if (count($contents)){
 830               $acl.= $object.";";
 831
 832               foreach($contents as $attr => $permission){
 833
 834                 /* First entry? Its the one for global settings... */
 835                 if ($attr == '0'){
 836                   $acl.= $permission;
 837                 } else {
 838                   $acl.= '#'.$attr.';'.$permission;
 839                 }
 840
 841               }
 842               $acl.= ',';
 843             }
 844
 845           }
 846         }
 847         $final.= preg_replace('/,$/', '', $acl);
 848       }
 849
 850       $tmp_acl[]= $final;
 851     }
 852
 853     /* Call main method */
 854     plugin::save();
 855
 856     /* Finally (re-)assign it... */
 857     $this->attrs['gosaAclEntry']= $tmp_acl;
 858
 859     /* Remove acl from this entry if it is empty... */
 860     if (!count($tmp_acl)){
 861       /* Remove attribute */
 862       if ($this->initially_was_account){
 863         $this->attrs['gosaAclEntry']= array();
 864       } else {
 865         if (isset($this->attrs['gosaAclEntry'])){
 866           unset($this->attrs['gosaAclEntry']);
 867         }
 868       }
 869
 870       /* Remove object class */
 871       $this->attrs['objectClass']= array_remove_entries(array('gosaAcl'), $this->attrs['objectClass']);
 872     }
 873
 874     /* Do LDAP modifications */
 875     $ldap= $this->config->get_ldap_link();
 876     $ldap->cd($this->dn);
 877     $this->cleanup();
 878     $ldap->modify ($this->attrs);
 879
 880     show_ldap_error($ldap->get_error(), sprintf(_("Saving ACLs with dn '%s' failed."),$this->dn));
 881
 882     /* Refresh users ACLs */
 883     $ui= get_userinfo();
 884     $ui->loadACL();
 885     $_SESSION['ui']= $ui;
 886   }
 887
 888
 889   function remove_from_parent()
 890   {
 891   }
 892
 893 }
 894
 895 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 896 ?>