classes/class.ilObjRoleFolder.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/


require_once "class.ilObject.php";

class ilObjRoleFolder extends ilObject
{
        function ilObjRoleFolder($a_id = 0,$a_call_by_reference = true)
        {
                $this->type = "rolf";
                $this->ilObject($a_id,$a_call_by_reference);
        }
        
        function read($a_force_db = false)
        {
                parent::read();
                
                if ($this->getId() != ROLE_FOLDER_ID)
                {
                        $this->setDescription($this->lng->txt("obj_".$this->getType()."_local_desc").$this->getTitle().$this->getDescription());
                        $this->setTitle($this->lng->txt("obj_".$this->getType()."_local"));

                }
        }

        function ilClone($a_parent_ref)
        {               
                // DISABLED
                // DO NOTHING ROLE FOLDERS AREN'T COPIED
                //      $new_ref_id = parent::ilClone($a_parent_ref);
                return false;

                global $rbacadmin;

                // always call parent ilClone function first!!
                $new_ref_id = parent::ilClone($a_parent_ref);
                
                // put here rolefolder specific stuff

                // ... and finally always return new reference ID!!
                return $new_ref_id;
        }

        function delete()
        {               
                // always call parent delete function first!!
                if (!parent::delete())
                {
                        return false;
                }

                // put here rolefolder specific stuff
                global $rbacreview;
                
                $roles = $rbacreview->getRolesOfRoleFolder($this->getRefId());
                
                // FIRST DELETE ALL LOCAL/BASE ROLES OF FOLDER
                foreach ($roles as $role_id)
                {
                        $roleObj =& $this->ilias->obj_factory->getInstanceByObjId($role_id);
                        $roleObj->setParent($this->getRefId());
                        $roleObj->delete();
                        unset($roleObj);
                }
                
                // always call parent delete function at the end!!
                return true;
        }

        function createRole($a_title,$a_desc,$a_import_id = 0)
        {
                global $rbacadmin, $rbacreview;
                
                // check if role title is unique
                if ($rbacreview->roleExists($a_title))
                {
                        $this->ilias->raiseError($this->lng->txt("msg_role_exists1")." '".ilUtil::stripSlashes($a_title)."' ".
                                                                         $this->lng->txt("msg_role_exists2"),$this->ilias->error_obj->MESSAGE);
                }               

                include_once ("classes/class.ilObjRole.php");
                $roleObj = new ilObjRole();
                $roleObj->setTitle($a_title);
                $roleObj->setDescription($a_desc);
//echo "aaa-1-";
                if ($a_import_id != "")
                {
//echo "aaa-2-".$a_import_id."-";
                        $roleObj->setImportId($a_import_id);
                }
                $roleObj->create();
                        
                // ...and put the role into local role folder...
                $rbacadmin->assignRoleToFolder($roleObj->getId(),$this->getRefId(),"y");

                return $roleObj;
        }
        
        function purge()
        {
                global $rbacreview, $rbacadmin, $tree;

                $local_roles = $rbacreview->getRolesOfRoleFolder($this->getRefId());
                        
                if (count($local_roles) == 0)
                {
                        $rbacadmin->revokePermission($this->getRefId());
                        
                        if ($tree_id = $this->isDeleted())
                        {
                                $deleted_tree = new ilTree ($tree_id,- (int) $tree_id);
                                $deleted_tree->deleteTree($deleted_tree->getNodeData($this->getRefId()));                               
                        }
                        else
                        {
                                $tree->deleteTree($tree->getNodeData($this->getRefId()));
                        }

                        $this->delete();
                        
                        return true;
                }
                
                return false;
        }
        
        function isDeleted()
        {
                $q = "SELECT tree FROM tree WHERE child='".$this->getRefId()."'";
                $row = $this->ilias->db->getRow($q);
                
                if ($row->tree < 0)
                {
                        return $row->tree;
                }
                
                return false;
        }
} // END class.ilObjRoleFolder
?>