class.ilObjChatroom.php

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<?php

/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once "./Services/Object/classes/class.ilObject.php";

class ilObjChatroom extends ilObject
{

        public function __construct($a_id = 0, $a_call_by_reference = true)
        {
                $this->type = 'chtr';
                $this->ilObject($a_id, $a_call_by_reference);
        }

        public function getPersonalInformation(ilChatroomUser $user)
        {
                $userInfo = new stdClass();
                $userInfo->username = $user->getUsername();
                $userInfo->id = $user->getUserId();

                return $userInfo;
        }


        public static function _getPublicRefId() {
                $settings = new ilSetting('chatroom');
                return $settings->get('public_room_ref', 0);
        }

        public static function _getPublicObjId() {
                global $ilDB;

                $rset = $ilDB->query('SELECT object_id FROM chatroom_settings WHERE room_type=' . $ilDB->quote( 'default' ,'text'));
                if ($row = $ilDB->fetchAssoc($rset)) {
                        return $row['object_id'];
                }
                return 0;
        }
        function initDefaultRoles()
        {
                include_once './Services/AccessControl/classes/class.ilObjRole.php';
                $role = ilObjRole::createDefaultRole(
                                'il_chat_moderator_'.$this->getRefId(),
                                "Moderator of chat obj_no.".$this->getId(),
                                'il_chat_moderator',
                                $this->getRefId()
                );
                return array();
        }
        
        public function cloneObject($a_target_id,$a_copy_id = 0,$a_omit_tree = false) {
                global $rbacreview;
                require_once 'Modules/Chatroom/classes/class.ilChatroom.php';
                $original_room = ilChatroom::byObjectId($this->getId());

                $newObj = parent::cloneObject($a_target_id, $a_copy_id, $a_omit_tree);
                
                
                
                $objId = $newObj->getId();

                
                
                $original_settings = $original_room->getSettings();
                $room = new ilChatroom();

                $original_settings['object_id'] = $objId;
                
                $room->saveSettings($original_settings);

                // 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 );
                
                return $newObj;
        }

        public function delete()
        {
                global $ilDB;

                $ilDB->manipulateF(
                        'DELETE FROM chatroom_users WHERE chatroom_users.room_id IN (SELECT chatroom_settings.room_id FROM chatroom_settings WHERE chatroom_settings.object_id = %s)',
                        array('integer'),
                        array($this->getId())
                );

                $ilDB->manipulateF(
                        'DELETE FROM chatroom_history WHERE chatroom_history.room_id IN (SELECT chatroom_settings.room_id FROM chatroom_settings WHERE chatroom_settings.object_id = %s)',
                        array('integer'),
                        array($this->getId())
                );

                $ilDB->manipulateF(
                        'DELETE FROM chatroom_bans WHERE chatroom_bans.room_id IN (SELECT chatroom_settings.room_id FROM chatroom_settings WHERE chatroom_settings.object_id = %s)',
                        array('integer'),
                        array($this->getId())
                );

                $ilDB->manipulateF(
                        'DELETE FROM chatroom_sessions WHERE chatroom_sessions.room_id IN (SELECT chatroom_settings.room_id FROM chatroom_settings WHERE chatroom_settings.object_id = %s)',
                        array('integer'),
                        array($this->getId())
                );

                $ilDB->manipulateF('
                        DELETE FROM chatroom_proomaccess
                        WHERE chatroom_proomaccess.proom_id IN (
                                SELECT chatroom_prooms.proom_id
                                FROM chatroom_prooms WHERE chatroom_prooms.parent_id IN (
                                        SELECT chatroom_settings.room_id
                                        FROM chatroom_settings
                                        WHERE chatroom_settings.object_id = %s
                                )
                        )',
                        array('integer'),
                        array($this->getId())
                );

                $ilDB->manipulateF('
                        DELETE FROM chatroom_psessions
                        WHERE chatroom_psessions.proom_id IN (
                                SELECT chatroom_prooms.proom_id
                                FROM chatroom_prooms WHERE chatroom_prooms.parent_id IN (
                                        SELECT chatroom_settings.room_id
                                        FROM chatroom_settings
                                        WHERE chatroom_settings.object_id = %s
                                )
                        )',
                        array('integer'),
                        array($this->getId())
                );

                $ilDB->manipulateF(
                        'DELETE FROM chatroom_prooms WHERE chatroom_prooms.parent_id IN (SELECT chatroom_settings.room_id FROM chatroom_settings WHERE chatroom_settings.object_id = %s)',
                        array('integer'),
                        array($this->getId())
                );

                // Finally delete rooms
                $ilDB->manipulateF(
                        'DELETE FROM chatroom_settings WHERE object_id = %s',
                        array('integer'),
                        array($this->getId())
                );
                
                return parent::delete();
        }
}