plugins/admin/acl/class_aclManagement.inc

   1 <?php
   2 /*
   3    This code is part of GOsa (https://gosa.gonicus.de)
   4    Copyright (C) 2003-2006 - Cajus Pollmeier <pollmeier@gonicus.de>
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 require_once("tabs_acl_role.inc");
  22 require_once("tabs_acl.inc");
  23
  24 class aclManagement extends plugin
  25 {
  26   /* Plugin definitions */
  27   var $plHeadline     = "ACLs";
  28   var $plDescription  = "This does something";
  29
  30   /* Dialog attributes */
  31   var $acltabs              = NULL;
  32   var $ui                   = NULL;
  33   var $acl                  = "";
  34   var $DivListACL           = NULL;
  35
  36   var $CopyPasteHandler;
  37
  38   function aclManagement($config, $ui)
  39   {
  40     /* Save configuration for internal use */
  41     $this->config = $config;
  42     $this->ui     = $ui;
  43
  44     /* Copy & Paste enabled ?*/
  45     if((isset($this->config->data['MAIN']['ENABLECOPYPASTE']))&&(preg_match("/true/i",$this->config->data['MAIN']['ENABLECOPYPASTE']))){
  46       $this->CopyPasteHandler = new CopyPasteHandler($this->config);
  47     }
  48
  49     /* Creat dialog object */
  50     $this->DivListACL = new divListACL($this->config,$this);
  51   }
  52
  53
  54   function execute()
  55   {
  56     /* Call parent execute */
  57     plugin::execute();
  58
  59     $_SESSION['LOCK_VARS_TO_USE'] = array("/^list/","/^id_/","/^list_acl_role_del/","/^list_acl_del/");
  60
  61     $smarty       = get_smarty();                 // Smarty instance
  62     $s_action     = "";                           // Contains the action to be taken
  63     $s_entry      = "";                           // The value for s_action
  64
  65     /* Edit entry button pressed? */
  66     if( isset($_GET['act']) && $_GET['act'] == "list_edit_entry" ){
  67       $s_action= "edit";
  68       $s_entry= validate($_GET['id']);
  69     }
  70
  71     /* Edit entry button pressed? */
  72     if( isset($_GET['act']) && $_GET['act'] == "list_edit_role" ){
  73       $s_action= "edit_role";
  74       $s_entry= validate($_GET['id']);
  75     }
  76
  77     $types = array(
  78                     "del"       =>"^list_acl_del",
  79                     "edit"      =>"^list_acl_edit",
  80                     "del_role"  =>"^list_acl_role_del",
  81                     "edit_role" =>"^list_acl_role_edit",
  82                     "copy"      =>"^copy",
  83                     "cut"       =>"^cut",
  84                     "editPaste" =>"^editPaste",
  85                     "addrole"   =>"^new_acl_role");
  86
  87     /* Test relevant POST values */
  88     foreach($_POST as $key => $val){
  89
  90       /* Get every possible POST combination and set s_action/s_entry accordingly */
  91       foreach($types as $act => $name){
  92
  93         if (preg_match("/".$name.".*/", $key)){
  94           $s_action= $act;
  95           $s_entry= preg_replace("/".$name."_/i", "", $key);
  96         }
  97       }
  98     }
  99
 100     /* Remove coordinate prefix from POST, required by some browsers */
 101     $s_entry= preg_replace("/_.$/", "", $s_entry);
 102
 103     /* Seperate possibly encoded tab and entry, default to tab "acl" */
 104     if(preg_match("/.*-.*/", $s_entry)){
 105       $s_tab= preg_replace("/^[^-]*-/i", "" ,$s_entry);
 106       $s_entry= preg_replace("/-[^-]*$/i", "", $s_entry);
 107     }else{
 108       $s_tab= "generic";
 109     }
 110
 111
 112     /********************
 113       Copy & Paste Handling  ...
 114      ********************/
 115
 116     /* Only perform copy&paste requests if it is enabled
 117      */
 118     if($this->CopyPasteHandler){
 119       if($str = $this->copyPasteHandling($s_action,$s_entry)){
 120         return $str;
 121       }
 122     }
 123
 124
 125     /********************
 126      * Add new Role entry
 127      ********************/
 128
 129     if(($s_action == "addrole") && (!isset($this->acltabs->config))){
 130
 131       /* Get 'dn' from posted acl, must be unique */
 132       $this->dn= "new";
 133
 134       /* Check permissions */
 135       if(preg_match("/c/",$this->ui->get_permissions($this->DivListACL->selectedBase,"acl/acl"))){
 136
 137         /* Register acltabs to trigger edit dialog */
 138         $this->acltabs= new aclroletab($this->config, NULL,$this->dn);
 139         $this->acltabs->set_acl_base($this->DivListACL->selectedBase);
 140       }else{
 141         print_red(_("You are not allowed to create a new role."));
 142       }
 143     }
 144
 145     /********************
 146       Edit existing entry
 147      ********************/
 148
 149     if (($s_action=="edit" || $s_action=="edit_role") && (!isset($this->acltabs->config))){
 150
 151       /* Get 'dn' from posted acl, must be unique */
 152       $this->dn= $this->list[trim($s_entry)]['dn'];
 153
 154       /* Check permissions */
 155       if(preg_match("/r/",$this->ui->get_permissions($this->dn,"acl/acl"))){
 156
 157         /* Check locking, save current plugin in 'back_plugin', so
 158            the dialog knows where to return. */
 159         if (($acl= get_lock($this->dn)) != ""){
 160           return(gen_locked_message ($acl, $this->dn));
 161         }
 162
 163         /* Lock the current entry, so everyone will get the above dialog */
 164         add_lock ($this->dn, $this->ui->dn);
 165
 166         /* Register acltabs to trigger edit dialog */
 167         if($s_action=="edit_role"){
 168           $this->acltabs= new aclroletab($this->config, NULL,$this->dn);
 169           $this->acltabs-> set_acl_base($this->dn);
 170         }else{
 171           $this->acltabs= new acltab($this->config, NULL,$this->dn);
 172           $this->acltabs-> set_acl_base($this->dn);
 173         }
 174
 175         /* Set ACL and move DN to the headline */
 176         $_SESSION['objectinfo']= $this->dn;
 177       }else{
 178         print_red(_("You are not allowed to edit this acl."));
 179       }
 180     }
 181
 182
 183     /********************
 184       Edit canceled
 185      ********************/
 186     if(isset($_POST['delete_lock'])){
 187       del_lock ($this->dn);
 188       unset($_SESSION['objectinfo']);
 189     }
 190
 191     /* Reset all relevant data, if we get a _cancel request */
 192     if (isset($_POST['edit_cancel'])){
 193       if (isset($this->acltabs)){
 194         del_lock ($this->dn);
 195         unset ($this->acltabs);
 196       }
 197       $this->acltabs= NULL;
 198       unset ($_SESSION['objectinfo']);
 199     }
 200
 201
 202     /********************
 203       Delete entry requested, display confirm dialog
 204      ********************/
 205
 206     /* Remove acl was requested */
 207     if ($s_action=="del_role"){
 208
 209       /* Get 'dn' from posted acl */
 210       $this->dn= $this->list[trim($s_entry)]['dn'];
 211
 212       /* Check permissions */
 213       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"aclroles/aclrole"))){
 214
 215         /* Check locking, save current plugin in 'back_plugin', so
 216            the dialog knows where to return. */
 217         if (($acl= get_lock($this->dn)) != ""){
 218           return(gen_locked_message ($acl, $this->dn));
 219         }
 220
 221         /* Lock the current entry, so nobody will edit it during deletion */
 222         add_lock ($this->dn, $this->ui->dn);
 223         $smarty->assign("info", sprintf(_("You're about to delete the acl %s."), @LDAP::fix($this->dn)));
 224         $smarty->assign("is_role",true);
 225
 226         return($smarty->fetch(get_template_path('remove.tpl', TRUE)));
 227       } else {
 228
 229         /* Obviously the acl isn't allowed to delete. Show message and
 230            clean session. */
 231         print_red (_("You are not allowed to delete this acl!"));
 232       }
 233     }
 234
 235
 236     /********************
 237       Delete entry confirmed
 238      ********************/
 239
 240     /* Confirmation for deletion has been passed. Acl should be deleted. */
 241     if (isset($_POST['delete_acl_role_confirmed'])){
 242
 243       /* Check permissions */
 244       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"aclroles/aclrole"))){
 245
 246         /* Delete request is permitted, perform LDAP action */
 247         $this->acltabs= new aclroletab($this->config, NULL,$this->dn);
 248         $this->acltabs->delete();
 249         unset ($this->acltabs);
 250         $this->acltabs= NULL;
 251       } else {
 252
 253         /* Normally this shouldn't be reached, send some extra
 254            logs to notify the administrator */
 255         print_red (_("You are not allowed to delete this acl role!"));
 256
 257         if(isset($this->ui->uid)){
 258           @log::log("security","aclroles/".get_class($this),$this->dn,array(),"Warning: '".$this->ui->uid."' tried to trick acl role deletion.");
 259         }
 260       }
 261
 262       /* Remove lock file after successfull deletion */
 263       del_lock ($this->dn);
 264     }
 265
 266     /********************
 267       Delete entry requested, display confirm dialog
 268      ********************/
 269
 270     /* Remove acl was requested */
 271     if ($s_action=="del"){
 272
 273       /* Get 'dn' from posted acl */
 274       $this->dn= $this->list[trim($s_entry)]['dn'];
 275
 276       /* Check permissions */
 277       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"acl/acl"))){
 278         /* Check locking, save current plugin in 'back_plugin', so
 279            the dialog knows where to return. */
 280         if (($acl= get_lock($this->dn)) != ""){
 281           $_SESSION['LOCK_VARS_TO_USE'] = array("/^list_acl_edit/","/^list_acl_del/","/^id_/");
 282           return(gen_locked_message ($acl, $this->dn));
 283         }
 284
 285         /* Lock the current entry, so nobody will edit it during deletion */
 286         add_lock ($this->dn, $this->ui->dn);
 287         $smarty->assign("info", sprintf(_("You're about to delete the acl %s."), @LDAP::fix($this->dn)));
 288         $smarty->assign("is_role",false);
 289         return($smarty->fetch(get_template_path('remove.tpl', TRUE)));
 290       } else {
 291
 292         /* Obviously the acl isn't allowed to delete. Show message and
 293            clean session. */
 294         print_red (_("You are not allowed to delete this acl!"));
 295       }
 296     }
 297
 298
 299     /********************
 300       Delete entry confirmed
 301      ********************/
 302
 303     /* Confirmation for deletion has been passed. Acl should be deleted. */
 304     if (isset($_POST['delete_acl_confirm'])){
 305
 306       /* Check permissions */
 307       if(preg_match("/d/",$this->ui->get_permissions($this->dn,"acl/acl"))){
 308
 309         /* Delete request is permitted, perform LDAP action */
 310         $this->acltabs= new acl($this->config, NULL,$this->dn);
 311         $this->acltabs->remove_from_parent();
 312         unset ($this->acltabs);
 313         $this->acltabs= NULL;
 314       } else {
 315
 316         /* Normally this shouldn't be reached, send some extra
 317            logs to notify the administrator */
 318         print_red (_("You are not allowed to delete this acl!"));
 319
 320         if(isset($this->ui->uid)){
 321           @log::log("security","aclroles/".get_class($this),$this->dn,array(),"Warning: '".$this->ui->uid."' tried to trick acl role      deletion.");
 322
 323         }
 324       }
 325
 326       /* Remove lock file after successfull deletion */
 327       del_lock ($this->dn);
 328     }
 329
 330
 331     /********************
 332       Delete entry Canceled
 333      ********************/
 334
 335     /* Delete acl canceled? */
 336     if (isset($_POST['delete_cancel'])){
 337       del_lock ($this->dn);
 338     }
 339
 340
 341     /********************
 342       Edit entry finished (Save)
 343      ********************/
 344
 345     /* Finish acl edit is triggered by the tabulator dialog, so
 346        the acl wants to save edited data. Check and save at this
 347        point. */
 348     if ((isset($_POST['edit_finish']) || isset($_POST['edit_apply'])) && (isset($this->acltabs->config))){
 349
 350       /* Check tabs, will feed message array */
 351       $this->acltabs->save_object();
 352       $message= $this->acltabs->check();
 353
 354       /* Save, or display error message? */
 355       if (count($message) == 0){
 356
 357         /* Save acl data to ldap */
 358         if($this->acltabs->save() == 1){
 359           return;
 360         }
 361
 362         if (!isset($_POST['edit_apply'])){
 363
 364           /* ACl has been saved successfully, remove lock from LDAP. */
 365           if ($this->dn != "new"){
 366             del_lock ($this->dn);
 367           }
 368
 369           unset ($this->acltabs);
 370           $this->acltabs= NULL;
 371           unset ($_SESSION['objectinfo']);
 372         }
 373       } else {
 374         /* Ok. There seem to be errors regarding to the tab data,
 375            show message and continue as usual. */
 376         show_errors($message);
 377       }
 378     }
 379
 380
 381     /********************
 382       Display subdialog
 383      ********************/
 384
 385
 386     /* Show tab dialog if object is present */
 387     if(isset($this->acltabs->config)){
 388
 389       /* Save object */
 390       $this->acltabs->save_object();
 391       $display= $this->acltabs->execute();
 392
 393       /* Don't show buttons if tab dialog requests this */
 394       if(isset($this->acltabs)){
 395
 396         /* Skip displaying save/cancel if there is a sub dialog open */
 397         if (!isset($this->acltabs->dialog) || !$this->acltabs->dialog){
 398           $display.= "<p style=\"text-align:right\">\n";
 399 //          $display.= "<input type=submit name=\"edit_finish\" style=\"width:80px\" value=\""._("Ok")."\">\n";
 400           $display.= "&nbsp;\n";
 401
 402           /* Skip Apply if it is a new entry */
 403           #if ($this->dn != "new"){
 404           #  $display.= "<input type=submit name=\"edit_apply\" value=\""._("Apply")."\">\n";
 405           #  $display.= "&nbsp;\n";
 406           #}
 407
 408   //        $display.= "<input type=submit name=\"edit_cancel\" value=\""._("Cancel")."\">\n";
 409           $display.= "</p>";
 410         }
 411       }
 412       return ($display);
 413     }
 414
 415     /* Check if there is a snapshot dialog open */
 416     $base = $this->DivListACL->selectedBase;
 417     if($str = $this->showSnapshotDialog($base,$this->get_used_snapshot_bases())){
 418       return($str);
 419     }
 420
 421     /* Return rendered main page */
 422         /* Display dialog with system list */
 423     $this->DivListACL->parent = $this;
 424     $this->DivListACL->execute();
 425
 426     /* Add departments if subsearch is disabled */
 427     if(!$this->DivListACL->SubSearch){
 428       $this->DivListACL->AddDepartments($this->DivListACL->selectedBase,3);
 429     }
 430     $this->reload();
 431     $this->DivListACL->setEntries($this->list);
 432     return($this->DivListACL->Draw());
 433   }
 434
 435
 436   function reload()
 437   {
 438     /* Get divlist informations from filter part */
 439     $Regex      = $this->DivListACL -> Regex;
 440     $SubSearch  = $this->DivListACL -> SubSearch;
 441     $base       = $this->DivListACL -> selectedBase;
 442     $Attrs      = array("ou","cn","description","gosaAclEntry","objectClass");
 443     $res        = array();
 444     $tmp        = array();                                    // Will contain temporary results
 445     $ldap       = $this->config->get_ldap_link();
 446     $Filter     = "(&(objectClass=gosaACL)(gosaAclEntry=*)(|(cn=".$Regex.")(ou=".$Regex.")))";
 447     $FilterRoles= "(&(objectClass=gosaRole)(|(cn=".$Regex.")(ou=".$Regex.")))";
 448
 449     /* Fetch following structures, this will be used if !$SubSearch */
 450     $fetch_this = array(
 451       "ME"      => array("TYPE" => "cat"    , "FLAGS" => GL_SIZELIMIT                ,"BASE"=>""),
 452       "SYSTEMS" => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>"ou=systems,"),
 453       "APPS"    => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>"ou=apps,"),
 454       "PEOPLE"  => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>get_people_ou()),
 455       "GROUPS"  => array("TYPE" => "search" , "FLAGS" => GL_SIZELIMIT | GL_SUBSEARCH ,"BASE"=>get_groups_ou()));
 456
 457     /* Subsearch ? */
 458     if($SubSearch){
 459
 460       /* Get all object in this base */
 461       $Flags        = GL_SIZELIMIT | GL_SUBSEARCH;
 462       $fetch_base   = $base;
 463       $tmp  = get_list($Filter,   "acl", $fetch_base, $Attrs, $Flags);
 464       $tmp2 = get_list($FilterRoles,  "acl", $fetch_base, $Attrs, $Flags);
 465       foreach($tmp as $entry){
 466         $res[] = $entry;
 467       }
 468       foreach($tmp2 as $entry){
 469         $res[] = $entry;
 470       }
 471
 472     }else{
 473
 474       $tmp_roles = get_list($FilterRoles,  "acl", "ou=aclroles,".$base, $Attrs,GL_SIZELIMIT);
 475
 476       foreach($tmp_roles as $entry){
 477         $res[] = $entry;
 478       }
 479
 480       /* Walk through all possible bases */
 481       foreach($fetch_this as $type => $data){
 482
 483         /* Get requried attributes */
 484         $Flags        = $data['FLAGS'];
 485         $fetch_base   = $data['BASE'].$base;
 486         $Type         = $data['TYPE'];
 487
 488         /* Check if method is cat or search */
 489         if($Type == "search"){
 490           $tmp = get_list($Filter, "acl", $fetch_base, $Attrs, $Flags);
 491           foreach($tmp as $entry){
 492             $res[] = $entry;
 493           }
 494         }else{
 495           $ldap->cat($fetch_base,$Attrs);
 496           $attrs = $ldap->fetch();
 497           if($attrs && isset($attrs['gosaAclEntry'])){
 498             $re2 = preg_replace("/\*/",".*",$Regex);
 499
 500             if(!isset($attrs['ou']) && !isset($attrs['cn'])){
 501               $namingAttr= preg_replace("/^[^=]*+=([^,]*),.*$/","\\1",$fetch_base);
 502               if(preg_match("/".$re2."/i",$namingAttr)){
 503                 $res[] = $attrs;
 504               }
 505             }elseif( (isset($attrs['cn'][0]) && preg_match("/".$re2."/i",$attrs['cn'][0]))
 506                ||(isset($attrs['ou'][0]) && preg_match("/".$re2."/i",$attrs['ou'][0]))){
 507               $res[] = $attrs;
 508             }
 509           }
 510         }
 511       }
 512     }
 513     $this->list = $res;
 514   }
 515
 516
 517   /* Perform copy & paste requests
 518      If copy&paste is in progress this returns a dialog to fix required attributes
 519    */
 520   function copyPasteHandling($s_action,$s_entry)
 521   {
 522     /* Paste copied/cutted object in here
 523      */
 524     $ui = get_userinfo();
 525     if(($s_action == "editPaste") || ($this->CopyPasteHandler->stillOpen())){
 526       $this->CopyPasteHandler->save_object();
 527       $this->CopyPasteHandler->SetVar("base",$this->DivListGroup->selectedBase);
 528       if($str = $this->CopyPasteHandler->execute()){
 529         return( $str);
 530       };
 531       /* Ensure that the new object is shown in the list now */
 532       $this->reload();
 533     }
 534
 535
 536     /* Copy current object to CopyHandler
 537      */
 538     if($s_action == "copy"){
 539
 540       $dn  = $this->list[trim($s_entry)]['dn'];
 541       $acl_all  = $ui->has_complete_category_acls($this->DivListACL->selectedBase,"acl") ;
 542       if(preg_match("/(c.*w|w.*c)/",$acl_all)){
 543
 544         $this->CopyPasteHandler->Clear();
 545         $obj    = new acl($this->config, NULL, $dn, TRUE);
 546         $obj->set_acl_base($dn);
 547         $objNew = new acl($this->config, NULL,"new", TRUE);
 548         $objNew->set_acl_base($dn);
 549
 550         $this->CopyPasteHandler->Copy($obj,$objNew);
 551       }else{
 552         print_red("You are not allowed to copy this entry.");
 553       }
 554     }
 555
 556     /* Copy current object to CopyHandler
 557      */
 558     if($s_action == "cut"){
 559
 560       $dn = $this->list[trim($s_entry)]['dn'];
 561       $acl_all  = $ui->has_complete_category_acls($this->DivListACL->selectedBase,"acl") ;
 562       if(preg_match("/(c.*w|w.*c)/",$acl_all)){
 563
 564         $this->CopyPasteHandler->Clear();
 565         $obj= new acl($this->config,NULL, $dn, TRUE);
 566         $obj->set_acl_base($dn);
 567         $this->CopyPasteHandler->Cut($obj);
 568       }else{
 569         print_red("You are not allowed to cut this entry.");
 570       }
 571     }
 572   }
 573
 574
 575   function remove_lock()
 576   {
 577     /* Remove acl lock if a DN is marked as "currently edited" */
 578     if (isset($this->acltabs->dn)){
 579       del_lock ($this->acltabs->dn);
 580     }
 581   }
 582
 583
 584   function save_object()
 585   {
 586     /* Handle divlist filter && department selection*/
 587     if(!is_object($this->acltabs)){
 588       $this->DivListACL->save_object();
 589     }
 590   }
 591
 592   /* A set of disabled and therefore overloaded functions. They are
 593      not needed in this class. */
 594   function remove_from_parent() { }
 595   function check() { }
 596
 597   function save() {
 598     echo "SAVE ACL";
 599   }
 600
 601   function adapt_from_template($dn) { }
 602   function password_change_needed() { }
 603
 604
 605   /* Return departments, that will be included within snapshot detection */
 606   function get_used_snapshot_bases()
 607   {
 608     return(array());
 609   }
 610
 611 }
 612 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 613 ?>