class.ilObjRoleFolderGUI.php

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<?php
/*
    +-----------------------------------------------------------------------------+
    | ILIAS open source                                                           |
    +-----------------------------------------------------------------------------+
    | Copyright (c) 1998-2006 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 "./Services/Object/classes/class.ilObjectGUI.php";

class ilObjRoleFolderGUI extends ilObjectGUI
{
    const COPY_ADD_PERMISSIONS = 1;
    const COPY_CLONE_PERMISSIONS = 2;
    const COPY_REMOVE_PERMISSIONS = 3;
    const COPY_CHANGE_EXISTING_OBJECTS = 1;

    private $logger = null;


    public $type;

    public function __construct($a_data, $a_id, $a_call_by_reference)
    {
        global $DIC;

        $lng = $DIC['lng'];
        $this->logger = $DIC->logger()->ac();

        $this->type = "rolf";
        parent::__construct($a_data, $a_id, $a_call_by_reference, false);
        $lng->loadLanguageModule('rbac');
    }
    
    public function executeCommand()
    {
        global $DIC;

        $ilTabs = $DIC['ilTabs'];

        $next_class = $this->ctrl->getNextClass($this);
        $cmd = $this->ctrl->getCmd();
        $this->prepareOutput();

        switch ($next_class) {

            case 'ilpermissiongui':
                include_once("Services/AccessControl/classes/class.ilPermissionGUI.php");
                $perm_gui = new ilPermissionGUI($this);
                $ret = &$this->ctrl->forwardCommand($perm_gui);
                break;

            default:
                $this->ctrl->setReturn($this, "view");
                if (!$cmd) {
                    $cmd = "view";
                }
                $cmd .= "Object";
                $this->$cmd();

                break;
        }
        return true;
    }

    public function viewObject()
    {
        global $DIC;

        $ilErr = $DIC['ilErr'];
        $rbacsystem = $DIC['rbacsystem'];
        $ilToolbar = $DIC['ilToolbar'];
        $rbacreview = $DIC['rbacreview'];
        $ilTabs = $DIC['ilTabs'];

        $ilTabs->activateTab('view');

        if (!$rbacsystem->checkAccess('visible,read', $this->object->getRefId())) {
            $ilErr->raiseError($this->lng->txt('permission_denied'), $ilErr->MESSAGE);
        }

        
        if ($rbacsystem->checkAccess('create_role', $this->object->getRefId())) {
            $this->ctrl->setParameter($this, 'new_type', 'role');
            $ilToolbar->addButton(
                $this->lng->txt('rolf_create_role'),
                $this->ctrl->getLinkTarget($this, 'create')
            );
        }
        if ($rbacsystem->checkAccess('create_rolt', $this->object->getRefId())) {
            $this->ctrl->setParameter($this, 'new_type', 'rolt');
            $ilToolbar->addButton(
                $this->lng->txt('rolf_create_rolt'),
                $this->ctrl->getLinkTarget($this, 'create')
            );
            $this->ctrl->clearParameters($this);
        }

        if (
            $rbacsystem->checkAccess('create_rolt', $this->object->getRefId()) ||
            $rbacsystem->checkAccess('create_rolt', $this->object->getRefId())
        ) {
            $ilToolbar->addButton(
                $this->lng->txt('rbac_import_role'),
                $this->ctrl->getLinkTargetByClass('ilPermissionGUI', 'displayImportRoleForm')
            );
        }

        include_once './Services/AccessControl/classes/class.ilRoleTableGUI.php';
        $table = new ilRoleTableGUI($this, 'view');
        $table->init();
        $table->parse($this->object->getId());

        $this->tpl->setContent($table->getHTML());
    }

    protected function roleSearchObject()
    {
        global $DIC;

        $rbacsystem = $DIC['rbacsystem'];
        $ilCtrl = $DIC['ilCtrl'];
        $ilTabs = $DIC['ilTabs'];
        $ilErr = $DIC['ilErr'];

        $ilTabs->clearTargets();
        $ilTabs->setBackTarget(
            $this->lng->txt('rbac_back_to_overview'),
            $this->ctrl->getLinkTarget($this, 'view')
        );

        if (!$rbacsystem->checkAccess('visible,read', $this->object->getRefId())) {
            $ilErr->raiseError($this->lng->txt('permission_denied'), $ilErr->MESSAGE);
        }

        $ilCtrl->setParameter($this, 'csource', (int) $_REQUEST['csource']);
        ilUtil::sendInfo($this->lng->txt('rbac_choose_copy_targets'));

        $form = $this->initRoleSearchForm();
        $this->tpl->setContent($form->getHTML());
    }

    protected function initRoleSearchForm()
    {
        global $DIC;

        $ilCtrl = $DIC['ilCtrl'];

        include_once './Services/Form/classes/class.ilPropertyFormGUI.php';
        $form = new ilPropertyFormGUI();
        $form->setTitle($this->lng->txt('rbac_role_title'));
        $form->setFormAction($ilCtrl->getFormAction($this, 'view'));

        $search = new ilTextInputGUI($this->lng->txt('title'), 'title');
        $search->setRequired(true);
        $search->setSize(30);
        $search->setMaxLength(255);
        $form->addItem($search);

        $form->addCommandButton('roleSearchForm', $this->lng->txt('search'));
        return $form;
    }
    
    
    protected function roleSearchFormObject()
    {
        global $DIC;

        $ilCtrl = $DIC['ilCtrl'];
        
        $_SESSION['rolf_search_query'] = '';
        $ilCtrl->setParameter($this, 'csource', (int) $_REQUEST['csource']);

        $form = $this->initRoleSearchForm();
        if ($form->checkInput()) {
            $_SESSION['rolf_search_query'] = $form->getInput('title');
            return $this->roleSearchListObject();
        }

        ilUtil::sendFailure($this->lng->txt('msg_no_search_string'), true);
        $form->setValuesByPost();
        $ilCtrl->redirect($this, 'roleSearch');
    }

    protected function roleSearchListObject()
    {
        global $DIC;

        $ilTabs = $DIC['ilTabs'];
        $ilCtrl = $DIC['ilCtrl'];

        $ilTabs->clearTargets();
        $ilTabs->setBackTarget(
            $this->lng->txt('rbac_back_to_overview'),
            $this->ctrl->getLinkTarget($this, 'view')
        );

        $ilCtrl->setParameter($this, 'csource', (int) $_REQUEST['csource']);

        if (strlen($_SESSION['rolf_search_query'])) {
            ilUtil::sendInfo($this->lng->txt('rbac_select_copy_targets'));

            include_once './Services/AccessControl/classes/class.ilRoleTableGUI.php';
            $table = new ilRoleTableGUI($this, 'roleSearchList');
            $table->setType(ilRoleTableGUI::TYPE_SEARCH);
            $table->setRoleTitleFilter($_SESSION['rolf_search_query']);
            $table->init();
            $table->parse($this->object->getId());
            return $this->tpl->setContent($table->getHTML());
        }

        ilUtil::sendFailure($this->lng->txt('msg_no_search_string'), true);
        $ilCtrl->redirect($this, 'roleSearch');
    }

    protected function chooseCopyBehaviourObject(\ilPropertyFormGUI $form = null)
    {
        global $DIC;

        $copy_source = (int) $_REQUEST['csource'];

        $this->ctrl->saveParameter($this, 'csource', $copy_source);
        $this->tabs_gui->clearTargets();
        $this->tabs_gui->setBackTarget(
            $this->lng->txt('rbac_back_to_overview'),
            $this->ctrl->getLinkTarget($this, 'view')
        );
        if (!$form instanceof \ilPropertyFormGUI) {
            $form = $this->initCopyBehaviourForm($copy_source);
        }
        $this->tpl->setContent($form->getHTML());
    }

    protected function initCopyBehaviourForm(int $copy_source)
    {
        // not only for role templates; add/remove permissions is also applicable for roles
        $full_featured = true;

        $form = new ilPropertyFormGUI();
        $form->setTitle($this->lng->txt('rbac_copy_behaviour'));
        $form->setFormAction($this->ctrl->getFormAction($this, 'chooseCopyBehaviour'));

        $copy_type = new \ilRadioGroupInputGUI(
            $this->lng->txt('rbac_form_copy_roles_adjust_type'),
            'type'
        );
        $copy_type->setRequired(true);
        $copy_type->setValue(self::COPY_CLONE_PERMISSIONS);

        if ($full_featured) {
            $add = new \ilRadioOption(
                $this->lng->txt('rbac_form_copy_roles_adjust_type_add'),
                self::COPY_ADD_PERMISSIONS,
                $this->lng->txt('rbac_form_copy_roles_adjust_type_add_info')
            );
            $copy_type->addOption($add);

            $ce_type_add = new \ilRadioGroupInputGUI(
                '',
                'add_ce_type'
            );
            $ce_type_add->setRequired(true);
            $ce_add_yes = new \ilRadioOption(
                $this->lng->txt('rbac_form_copy_roles_ce_add_yes'),
                self::COPY_CHANGE_EXISTING_OBJECTS,
                $this->lng->txt('rbac_form_copy_roles_ce_add_yes_info')
            );
            $ce_type_add->addOption($ce_add_yes);
            $ce_add_no = new \ilRadioOption(
                $this->lng->txt('rbac_form_copy_roles_ce_add_no'),
                0,
                $this->lng->txt('rbac_form_copy_roles_ce_add_no_info')
            );
            $ce_type_add->addOption($ce_add_no);
            $add->addSubItem($ce_type_add);
        }
        $clone = new \ilRadioOption(
            $this->lng->txt('rbac_form_copy_roles_adjust_type_clone'),
            self::COPY_CLONE_PERMISSIONS,
            $this->lng->txt('rbac_form_copy_roles_adjust_type_clone_info')
        );
        $copy_type->addOption($clone);


        $ce_type_clone = new \ilRadioGroupInputGUI(
            '',
            'clone_ce_type'
        );
        $ce_type_clone->setRequired(true);
        $ce_clone_yes = new \ilRadioOption(
            $this->lng->txt('rbac_form_copy_roles_ce_clone_yes'),
            self::COPY_CHANGE_EXISTING_OBJECTS,
            $this->lng->txt('rbac_form_copy_roles_ce_clone_yes_info')
        );
        $ce_type_clone->addOption($ce_clone_yes);
        $ce_clone_no = new \ilRadioOption(
            $this->lng->txt('rbac_form_copy_roles_ce_clone_no'),
            0,
            $this->lng->txt('rbac_form_copy_roles_ce_clone_no_info')
        );
        $ce_type_clone->addOption($ce_clone_no);
        $clone->addSubItem($ce_type_clone);

        if ($full_featured) {
            $remove = new \ilRadioOption(
                $this->lng->txt('rbac_form_copy_roles_adjust_type_remove'),
                self::COPY_REMOVE_PERMISSIONS,
                $this->lng->txt('rbac_form_copy_roles_adjust_type_remove_info')
            );
            $copy_type->addOption($remove);
            $ce_type_remove = new \ilRadioGroupInputGUI(
                '',
                'remove_ce_type'
            );
            $ce_type_remove->setRequired(true);
            $ce_remove_yes = new \ilRadioOption(
                $this->lng->txt('rbac_form_copy_roles_ce_remove_yes'),
                self::COPY_CHANGE_EXISTING_OBJECTS,
                $this->lng->txt('rbac_form_copy_roles_ce_remove_yes_info')
            );
            $ce_type_remove->addOption($ce_remove_yes);
            $ce_remove_no = new \ilRadioOption(
                $this->lng->txt('rbac_form_copy_roles_ce_remove_no'),
                0,
                $this->lng->txt('rbac_form_copy_roles_ce_remove_no_info')
            );
            $ce_type_remove->addOption($ce_remove_no);
            $remove->addSubItem($ce_type_remove);
        }

        $form->addItem($copy_type);

        $roles = new ilHiddenInputGUI('roles');
        $roles->setValue(implode(',', (array) $_POST['roles']));
        $form->addItem($roles);

        $form->addCommandButton('roleSearchList', $this->lng->txt('back'));
        $form->addCommandButton('adjustRole',$this->lng->txt('rbac_form_copy_roles_adjust_button'));
        return $form;
    }
    

    protected function adjustRoleObject()
    {
        global $DIC;

        $this->checkPermission('write');
        $review = $DIC->rbac()->review();

        $roles = explode(',', $_POST['roles']);
        $source = (int) $_REQUEST['csource'];

        $form = $this->initCopyBehaviourForm($source);
        if ($form->checkInput()) {

            $adjustment_type = $form->getInput('type');
            foreach ((array) $roles as $role_id) {
                if ($role_id != $source) {

                    $start_obj = $review->getRoleFolderOfRole($role_id);
                    $this->logger->debug('Start object: ' . $start_obj);

                    switch ($adjustment_type) {
                        case self::COPY_ADD_PERMISSIONS:
                            $change_existing = (bool) $form->getInput('add_ce_type');
                            $this->doAddRolePermissions(
                                $source,
                                $role_id
                            );
                            if ($change_existing) {
                                $this->doChangeExistingObjects(
                                    $start_obj,
                                    $role_id,
                                    \ilObjRole::MODE_ADD_OPERATIONS,
                                    $source
                                );
                            }
                            break;
                        case self::COPY_CLONE_PERMISSIONS:
                            $change_existing = (bool) $form->getInput('clone_ce_type');
                            $this->doCopyRole(
                                $source,
                                $role_id
                            );
                            if ($change_existing) {
                                $this->doChangeExistingObjects(
                                    $start_obj,
                                    $role_id,
                                    \ilObjRole::MODE_READ_OPERATIONS,
                                    $source
                                );
                            }
                            break;
                        case self::COPY_REMOVE_PERMISSIONS:
                            $change_existing = (bool) $form->getInput('remove_ce_type');
                            $this->doRemoveRolePermissions(
                                $source,
                                $role_id
                            );
                            if ($change_existing) {
                                $this->doChangeExistingObjects(
                                    $start_obj,
                                    $role_id,
                                    \ilObjRole::MODE_REMOVE_OPERATIONS,
                                    $source
                                );
                            }
                            break;
                    }
                }
            }
            ilUtil::sendSuccess($this->lng->txt('rbac_copy_finished'), true);
            $this->ctrl->redirect($this, 'view');
        }
    }


    protected function doAddRolePermissions($source, $target)
    {
        global $DIC;

        $rbacadmin = $DIC->rbac()->admin();
        $rbacreview = $DIC->rbac()->review();

        $source_definition = $rbacreview->getRoleFolderOfRole($source);
        $rbacadmin->copyRolePermissionUnion(
            $source,
            $source_definition,
            $target,
            $rbacreview->getRoleFolderOfRole($target),
            $target,
            $rbacreview->getRoleFolderOfRole($target)
        );
    }
    
    protected function removeRolePermissionsObject()
    {
        global $DIC;

        $ilCtrl = $DIC['ilCtrl'];

        // Finally copy role/rolt
        $roles = explode(',', $_POST['roles']);
        $source = (int) $_REQUEST['csource'];

        $form = $this->initCopyBehaviourForm();
        if ($form->checkInput()) {
            foreach ((array) $roles as $role_id) {
                if ($role_id != $source) {
                    $this->doRemoveRolePermissions($source, $role_id, $form->getInput('change_existing'));
                }
            }

            ilUtil::sendSuccess($this->lng->txt('rbac_copy_finished'), true);
            $ilCtrl->redirect($this, 'view');
        }
    }
    
    protected function doRemoveRolePermissions($source, $target)
    {
        global $DIC;

        $rbacadmin = $DIC->rbac()->admin();
        $rbacreview = $DIC->rbac()->review();
        
        ilLoggerFactory::getLogger('ac')->debug('Remove permission source: ' . $source);
        ilLoggerFactory::getLogger('ac')->debug('Remove permission target: ' . $target);

        $source_obj = $rbacreview->getRoleFolderOfRole($source);
        $rbacadmin->copyRolePermissionSubtract(
            $source,
            $source_obj,
            $target,
            $rbacreview->getRoleFolderOfRole($target)
        );

    }
    
    
    
    protected function doCopyRole($source, $target)
    {
        global $DIC;

        $rbacadmin = $DIC->rbac()->admin();
        $rbacreview = $DIC->rbac()->review();

        $target_obj = $rbacreview->getRoleFolderOfRole($target);
        $source_obj = $rbacreview->getRoleFolderOfRole($source);
        // Copy role template permissions
        $rbacadmin->copyRoleTemplatePermissions(
            $source,
            $source_obj,
            $target_obj,
            $target
        );
    }
    
    protected function doChangeExistingObjects($a_start_obj, $a_target_role, $a_operation_mode, $a_source_role)
    {
        global $DIC;

        $review = $DIC->rbac()->review();

        if (!$a_start_obj) {
            $this->logger->warning('Missing parameter start object.');
            $this->logger->logStack(\ilLogLevel::WARNING);
            throw new InvalidArgumentException('Missing parameter: start object');
        }
        // the mode is unchanged and read out from the target object
        $target_ref_id = $review->getRoleFolderOfRole($a_target_role);
        if ($review->isProtected($target_ref_id, $a_target_role)) {
            $mode = \ilObjRole::MODE_PROTECTED_KEEP_LOCAL_POLICIES;
        }
        else {
            $mode = \ilObjRole::MODE_UNPROTECTED_KEEP_LOCAL_POLICIES;
        }
        if ($a_start_obj) {

            $operation_stack = [];
            if ($a_operation_mode !== \ilObjRole::MODE_READ_OPERATIONS) {
                $operation_stack[] = $review->getAllOperationsOfRole($a_source_role, $a_start_obj);
            }

            $this->logger->debug('Current operation stack');
            $this->logger->dump($operation_stack);

            $role = new ilObjRole($a_target_role);
            $role->changeExistingObjects(
                $a_start_obj,
                $mode,
                array('all'),
                [],
                $a_operation_mode,
                $operation_stack
            );
        }
    }
    

    protected function applyFilterObject()
    {
        include_once './Services/AccessControl/classes/class.ilRoleTableGUI.php';
        $table = new ilRoleTableGUI($this, 'view');
        $table->init();
        $table->resetOffset();
        $table->writeFilterToSession();

        $this->viewObject();
    }

    public function resetFilterObject()
    {
        include_once './Services/AccessControl/classes/class.ilRoleTableGUI.php';
        $table = new ilRoleTableGUI($this, 'view');
        $table->init();
        $table->resetOffset();
        $table->resetFilter();

        $this->viewObject();
    }

    protected function confirmDeleteObject()
    {
        global $DIC;

        $ilCtrl = $DIC['ilCtrl'];

        $roles = (array) ($_POST['roles'] ?? []);
        if (!count($roles)) {
            ilUtil::sendFailure($this->lng->txt('select_one'), true);
            $ilCtrl->redirect($this, 'view');
        }

        $question = $this->lng->txt('rbac_role_delete_qst');

        include_once './Services/Utilities/classes/class.ilConfirmationGUI.php';
        $confirm = new ilConfirmationGUI();
        $confirm->setHeaderText($question);
        $confirm->setFormAction($ilCtrl->getFormAction($this));
        $confirm->setHeaderText($this->lng->txt("info_delete_sure"));
        $confirm->setConfirm($this->lng->txt('delete'), 'deleteRole');
        $confirm->setCancel($this->lng->txt('cancel'), 'cancel');


        include_once './Services/AccessControl/classes/class.ilObjRole.php';
        foreach ($roles as $role_id) {
            $confirm->addItem(
                'roles[]',
                $role_id,
                ilObjRole::_getTranslation(ilObject::_lookupTitle($role_id))
            );
        }
        $this->tpl->setContent($confirm->getHTML());
    }

    protected function deleteRoleObject()
    {
        global $DIC;

        $rbacsystem = $DIC['rbacsystem'];
        $ilErr = $DIC['ilErr'];
        $rbacreview = $DIC['rbacreview'];
        $ilCtrl = $DIC['ilCtrl'];

        if (!$rbacsystem->checkAccess('delete', $this->object->getRefId())) {
            $ilErr->raiseError(
                $this->lng->txt('msg_no_perm_delete'),
                $ilErr->MESSAGE
            );
        }

        foreach ((array) $_POST['roles'] as $id) {
            // instatiate correct object class (role or rolt)
            $obj = ilObjectFactory::getInstanceByObjId($id, false);

            if ($obj->getType() == "role") {
                $rolf_arr = $rbacreview->getFoldersAssignedToRole($obj->getId(), true);
                $obj->setParent($rolf_arr[0]);
            }

            $obj->delete();
        }

        // set correct return location if rolefolder is removed
        ilUtil::sendSuccess($this->lng->txt("msg_deleted_roles_rolts"), true);
        $ilCtrl->redirect($this, 'view');
    }


    

    
    public function createObject()
    {
        $this->ilias->raiseError($this->lng->txt("permission_denied"), $this->ilias->error_obj->MESSAGE);
        
        /*
        $this->object->setTitle($this->lng->txt("obj_".$this->object->getType()."_local"));
        $this->object->setDescription("obj_".$this->object->getType()."_local_desc");

        $this->saveObject();
        */
    }
    
    public function deleteObject($a_error = false)
    {
        $this->ilias->raiseError($this->lng->txt("permission_denied"), $this->ilias->error_obj->MESSAGE);
    }

    public function adoptPermSaveObject()
    {
        ilUtil::sendSuccess($this->lng->txt("saved_successfully"), true);
        
        $this->ctrl->redirect($this, "view");
    }
    
    public function showPossibleSubObjects()
    {
        global $DIC;

        $rbacsystem = $DIC['rbacsystem'];

        $d = $this->objDefinition->getCreatableSubObjects($this->object->getType());
        
        if ($this->object->getRefId() != ROLE_FOLDER_ID or !$rbacsystem->checkAccess('create_rolt', ROLE_FOLDER_ID)) {
            unset($d["rolt"]);
        }
        
        if (!$rbacsystem->checkAccess('create_role', $this->object->getRefId())) {
            unset($d["role"]);
        }

        if (count($d) > 0) {
            foreach ($d as $row) {
                $count = 0;
                if ($row["max"] > 0) {
                    //how many elements are present?
                    for ($i = 0; $i < count($this->data["ctrl"]); $i++) {
                        if ($this->data["ctrl"][$i]["type"] == $row["name"]) {
                            $count++;
                        }
                    }
                }
                if ($row["max"] == "" || $count < $row["max"]) {
                    $subobj[] = $row["name"];
                }
            }
        }

        if (is_array($subobj)) {
            //build form
            $opts = ilUtil::formSelect(12, "new_type", $subobj);
            $this->tpl->setCurrentBlock("add_object");
            $this->tpl->setVariable("SELECT_OBJTYPE", $opts);
            $this->tpl->setVariable("BTN_NAME", "create");
            $this->tpl->setVariable("TXT_ADD", $this->lng->txt("add"));
            $this->tpl->parseCurrentBlock();
        }
    }

    public function saveObject()
    {
        global $DIC;

        $rbacadmin = $DIC['rbacadmin'];

        // role folders are created automatically
        $_GET["new_type"] = $this->object->getType();
        $_POST["Fobject"]["title"] = $this->object->getTitle();
        $_POST["Fobject"]["desc"] = $this->object->getDescription();

        // always call parent method first to create an object_data entry & a reference
        $newObj = parent::saveObject();

        // put here your object specific stuff

        // always send a message
        ilUtil::sendSuccess($this->lng->txt("rolf_added"), true);
        
        $this->ctrl->redirect($this, "view");
    }

    public function getAdminTabs()
    {
        if ($this->checkPermissionBool("visible,read")) {
            $this->tabs_gui->addTarget(
                "view",
                $this->ctrl->getLinkTarget($this, "view"),
                array("", "view"),
                get_class($this)
            );
            
            $this->tabs_gui->addTarget(
                "settings",
                $this->ctrl->getLinkTarget($this, "editSettings"),
                array("editSettings"),
                get_class($this)
            );
        }

        if ($this->checkPermissionBool("edit_permission")) {
            $this->tabs_gui->addTarget(
                "perm_settings",
                $this->ctrl->getLinkTargetByClass(
                    array(get_class($this),'ilpermissiongui'),
                    "perm"
                ),
                "",
                "ilpermissiongui"
            );
        }
    }
    
    public function editSettingsObject(ilPropertyFormGUI $a_form = null)
    {
        if (!$a_form) {
            $a_form = $this->initSettingsForm();
        }
        
        $this->tpl->setContent($a_form->getHTML());
    }

    public function saveSettingsObject()
    {
        global $DIC;

        $ilErr = $DIC['ilErr'];
        $rbacreview = $DIC['rbacreview'];
        $ilUser = $DIC['ilUser'];
        
        if (!$this->checkPermissionBool("write")) {
            $ilErr->raiseError($this->lng->txt('permission_denied'), $ilErr->MESSAGE);
        }
        
        $form = $this->initSettingsForm();
        if ($form->checkInput()) {
            include_once('./Services/PrivacySecurity/classes/class.ilPrivacySettings.php');
            $privacy = ilPrivacySettings::_getInstance();
            $privacy->enableRbacLog((int) $_POST['rbac_log']);
            $privacy->setRbacLogAge((int) $_POST['rbac_log_age']);
            $privacy->save();
                        
            if ($rbacreview->isAssigned($ilUser->getId(), SYSTEM_ROLE_ID)) {
                include_once('./Services/PrivacySecurity/classes/class.ilSecuritySettings.php');
                $security = ilSecuritySettings::_getInstance();
                $security->protectedAdminRole((int) $_POST['admin_role']);
                $security->save();
            }
            
            ilUtil::sendSuccess($this->lng->txt("settings_saved"), true);
            $this->ctrl->redirect($this, "editSettings");
        }
        
        $form->setValuesByPost();
        $this->editSettingsObject($form);
    }
    
    protected function initSettingsForm()
    {
        global $DIC;

        $rbacreview = $DIC['rbacreview'];
        $ilUser = $DIC['ilUser'];
        
        $this->lng->loadLanguageModule('ps');
        
        include_once('./Services/PrivacySecurity/classes/class.ilPrivacySettings.php');
        include_once('./Services/PrivacySecurity/classes/class.ilSecuritySettings.php');
        $privacy = ilPrivacySettings::_getInstance();
        $security = ilSecuritySettings::_getInstance();
        
        include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
        $form = new ilPropertyFormGUI();
        $form->setFormAction($this->ctrl->getFormAction($this, "saveSettings"));
        $form->setTitle($this->lng->txt('settings'));
        
        // protected admin
        $admin = new ilCheckboxInputGUI($GLOBALS['DIC']['lng']->txt('adm_adm_role_protect'), 'admin_role');
        $admin->setDisabled(!$rbacreview->isAssigned($ilUser->getId(), SYSTEM_ROLE_ID));
        $admin->setInfo($this->lng->txt('adm_adm_role_protect_info'));
        $admin->setChecked((int) $security->isAdminRoleProtected());
        $admin->setValue(1);
        $form->addItem($admin);
        
        $check = new ilCheckboxInputGui($this->lng->txt('rbac_log'), 'rbac_log');
        $check->setInfo($this->lng->txt('rbac_log_info'));
        $check->setChecked($privacy->enabledRbacLog());
        $form->addItem($check);

        $age = new ilNumberInputGUI($this->lng->txt('rbac_log_age'), 'rbac_log_age');
        $age->setInfo($this->lng->txt('rbac_log_age_info'));
        $age->setValue($privacy->getRbacLogAge());
        $age->setMinValue(1);
        $age->setMaxValue(24);
        $age->setSize(2);
        $age->setMaxLength(2);
        $check->addSubItem($age);
        
        $form->addCommandButton('saveSettings', $this->lng->txt('save'));
    
        return $form;
    }
    
    public function addToExternalSettingsForm($a_form_id)
    {
        switch ($a_form_id) {
            case ilAdministrationSettingsFormHandler::FORM_SECURITY:
                
                include_once('./Services/PrivacySecurity/classes/class.ilSecuritySettings.php');
                $security = ilSecuritySettings::_getInstance();
                
                $fields = array('adm_adm_role_protect' => array($security->isAdminRoleProtected(), ilAdministrationSettingsFormHandler::VALUE_BOOL));
                
                return array(array("editSettings", $fields));
                
            case ilAdministrationSettingsFormHandler::FORM_PRIVACY:
                
                include_once('./Services/PrivacySecurity/classes/class.ilPrivacySettings.php');
                $privacy = ilPrivacySettings::_getInstance();
                
                $subitems = null;
                if ((bool) $privacy->enabledRbacLog()) {
                    $subitems = array('rbac_log_age' => $privacy->getRbacLogAge());
                }
                $fields = array('rbac_log' => array($privacy->enabledRbacLog(), ilAdministrationSettingsFormHandler::VALUE_BOOL, $subitems));
                
                return array(array("editSettings", $fields));
        }
    }
} // END class.ilObjRoleFolderGUI