class.ilObjChatroomGUI.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Services/Object/classes/class.ilObjectGUI.php';
require_once 'Modules/Chatroom/classes/class.ilObjChatroom.php';
require_once 'Modules/Chatroom/classes/class.ilChatroom.php';
require_once 'Modules/Chatroom/classes/class.ilObjChatroomAccess.php';
require_once 'Modules/Chatroom/classes/class.ilChatroomObjectGUI.php';

class ilObjChatroomGUI extends ilChatroomObjectGUI
{
        public function __construct($a_data = null, $a_id = null, $a_call_by_reference = true)
        {
                if(in_array($_REQUEST['cmd'], array('getOSDNotifications', 'removeOSDNotifications')))
                {
                        require_once 'Services/Notifications/classes/class.ilNotificationGUI.php';
                        $notifications = new ilNotificationGUI();
                        $notifications->{$_REQUEST['cmd'] . 'Object'}();
                        exit;
                }

                if($a_data == null)
                {
                        if($_GET['serverInquiry'])
                        {
                                require_once dirname(__FILE__) . '/class.ilChatroomServerHandler.php';
                                new ilChatroomServerHandler();
                                return;
                        }
                }

                $this->type = 'chtr';
                parent::__construct($a_data, $a_id, $a_call_by_reference, false);
                $this->lng->loadLanguageModule('chatroom');
                $this->lng->loadLanguageModule('chatroom_adm');
        }

        protected function getObjectDefinition()
        {
                return ilChatroomObjectDefinition::getDefaultDefinition('Chatroom');
        }

        public function _forwards()
        {
                return array();
        }

        public function executeCommand()
        {
                global $ilNavigationHistory, $ilCtrl, $ilHelp, $ilAccess;

                if('cancel' == $ilCtrl->getCmd() && $this->getCreationMode())
                {
                        parent::cancelCreation();
                        return;
                }

                // add entry to navigation history
                if(!$this->getCreationMode() && $ilAccess->checkAccess('read', '', (int)$_GET['ref_id']))
                {
                        $ilNavigationHistory->addItem($_GET['ref_id'], './goto.php?target=' . $this->type . '_' . $_GET['ref_id'], $this->type);
                }

                $next_class = $ilCtrl->getNextClass();

                require_once 'Modules/Chatroom/classes/class.ilChatroomTabFactory.php';
                if(!$this->getCreationMode())
                {
                        $tabFactory = new ilChatroomTabFactory($this);

                        if(strtolower($_GET['baseClass']) == 'iladministrationgui')
                        {
                                $tabFactory->getAdminTabsForCommand($ilCtrl->getCmd());
                        }
                        else
                        {
                                $ilHelp->setScreenIdComponent("chtr");
                                $tabFactory->getTabsForCommand($ilCtrl->getCmd());
                        }
                }

                // #8701 - infoscreen actions
                if($next_class == 'ilinfoscreengui' && $ilCtrl->getCmd() != 'info')
                {
                        $ilCtrl->setCmd('info-' . $ilCtrl->getCmd());
                }
                // repository info call
                if($ilCtrl->getCmd() == 'infoScreen')
                {
                        $ilCtrl->setCmdClass('ilinfoscreengui');
                        $ilCtrl->setCmd('info');
                }

                switch($next_class)
                {
                        case 'ilpermissiongui':
                                include_once 'Services/AccessControl/classes/class.ilPermissionGUI.php';
                                $this->prepareOutput();
                                $perm_gui = new ilPermissionGUI($this);
                                $ilCtrl->forwardCommand($perm_gui);
                                break;
                        case 'ilobjectcopygui':
                                $this->prepareOutput();
                                include_once 'Services/Object/classes/class.ilObjectCopyGUI.php';
                                $cp = new ilObjectCopyGUI($this);
                                $cp->setType('chtr');
                                $ilCtrl->forwardCommand($cp);
                                break;

                        case "ilcommonactiondispatchergui":
                                include_once("Services/Object/classes/class.ilCommonActionDispatcherGUI.php");
                                $gui = ilCommonActionDispatcherGUI::getInstanceFromAjaxCall();
                                $this->ctrl->forwardCommand($gui);
                                break;

                        default:
                                try
                                {
                                        $res = explode('-', $ilCtrl->getCmd(), 2);
                                        $this->dispatchCall($res[0], $res[1] ? $res[1] : '');
                                }
                                catch(Exception $e)
                                {
                                        $error = array(
                                                'success' => false,
                                                'reason'  => $e->getMessage()
                                        );
                                        echo json_encode($error);
                                        exit;
                                }
                }
        }

        public function getConnector()
        {
                require_once 'Modules/Chatroom/classes/class.ilChatroomServerConnector.php';
                require_once 'Modules/Chatroom/classes/class.ilChatroomServerSettings.php';
                require_once 'Modules/Chatroom/classes/class.ilChatroomAdmin.php';

                $settings  = ilChatroomAdmin::getDefaultConfiguration()->getServerSettings();
                $connector = new ilChatroomServerConnector($settings);

                return $connector;
        }

        public function fallback()
        {
                $this->prepareOutput();
                $this->tpl->setVariable('ADM_CONTENT', $this->lng->txt('invalid_operation'));
        }

        public function settings()
        {
                $this->prepareOutput();
        }

        public function insertObject()
        {
                global $rbacsystem, $objDefinition, $rbacreview;

                $new_type = $this->type;

                // create permission is already checked in createObject.
                // This check here is done to prevent hacking attempts
                if(!$rbacsystem->checkAccess('create', $_GET['ref_id'], $new_type))
                {
                        $this->ilias->raiseError(
                                $this->lng->txt('no_create_permission'),
                                $this->ilias->error_obj->MESSAGE
                        );
                }

                $location = $objDefinition->getLocation($new_type);

                // create and insert object in objecttree
                $class_name = 'ilObj' . $objDefinition->getClassName($new_type);
                include_once $location . '/class.' . $class_name . '.php';

                $newObj = new $class_name();
                $newObj->setType($new_type);
                $newObj->setTitle(ilUtil::stripSlashes($_POST['title']));
                $newObj->setDescription(ilUtil::stripSlashes($_POST['desc']));
                $newObj->create();
                $newObj->createReference();
                $newObj->putInTree($_GET['ref_id']);
                $newObj->setPermissions($_GET['ref_id']);

                $objId = $newObj->getId();

                $room = new ilChatroom();

                $room->saveSettings(
                        array(
                                'object_id'             => $objId,
                                'autogen_usernames'     => 'Autogen #',
                                'display_past_msgs'     => 20,
                                'private_rooms_enabled' => 0
                        ));

                // rbac log
                include_once 'Services/AccessControl/classes/class.ilRbacLog.php';
                $rbac_log_roles = $rbacreview->getParentRoleIds($newObj->getRefId(), false);
                $rbac_log       = ilRbacLog::gatherFaPa($newObj->getRefId(), array_keys($rbac_log_roles), true);
                ilRbacLog::add(ilRbacLog::CREATE_OBJECT, $newObj->getRefId(), $rbac_log);

                $this->object = $newObj;

                return $newObj;
        }

        public function getRefId()
        {
                return $this->object->getRefId();
        }

        public static function _goto($params)
        {
                global $rbacsystem, $ilErr, $lng;

                $parts  = explode('_', $params);
                $ref_id = $parts[0];
                $sub    = $parts[1];

                if($rbacsystem->checkAccess('read', $ref_id))
                {
                        if($sub)
                        {
                                $_REQUEST['sub'] = $_GET['sub'] = (int)$sub;
                        }
                        include_once 'Services/Object/classes/class.ilObjectGUI.php';
                        ilObjectGUI::_gotoRepositoryNode($ref_id, 'view');
                }
                else if($rbacsystem->checkAccess('read', ROOT_FOLDER_ID))
                {
                        ilUtil::sendInfo(sprintf($lng->txt('msg_no_perm_read_item'), ilObject::_lookupTitle(ilObject::_lookupObjId($ref_id))), true);
                        include_once 'Services/Object/classes/class.ilObjectGUI.php';
                        ilObjectGUI::_gotoRepositoryNode(ROOT_FOLDER_ID, '');
                }

                $ilErr->raiseError(sprintf($lng->txt('msg_no_perm_read_item'), ilObject::_lookupTitle(ilObject::_lookupObjId($ref_id))), $ilErr->FATAL);
        }

        protected function initCreationForms($a_new_type)
        {
                $forms = parent::initCreationForms($a_new_type);

                unset($forms[self::CFORM_IMPORT]);
                $forms[self::CFORM_NEW]->clearCommandButtons();
                $forms[self::CFORM_NEW]->addCommandButton('create-save', $this->lng->txt($a_new_type . '_add'));
                $forms[self::CFORM_NEW]->addCommandButton('cancel', $this->lng->txt('cancel'));
                return $forms;
        }

        function addLocatorItems()
        {
                global $ilLocator;

                if(is_object($this->object))
                {
                        $ilLocator->addItem($this->object->getTitle(), $this->ctrl->getLinkTarget($this, 'view'), '', $this->getRefId());
                }
        }
}