chat/classes/class.ilChatRecord.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. |
        +-----------------------------------------------------------------------------+
*/

class ilChatRecord
{
        var $ilias;
        var $lng;

        var $error_msg;

        var $ref_id = 0; // OF CHAT OBJECT
        var $moderator_id = 0;
        var $room_id = 0;
        var $record_id = 0;

        var $data = array();

        function ilChatRecord($a_id = 0)
        {
                global $ilias,$lng;

                define(MAX_TIME,60*60*24);

                $this->ilias =& $ilias;
                $this->lng =& $lng;

                if ($a_id > 0)
                {
                        $this->setRefId($a_id);
                }
        }

        // SET/GET
        function getErrorMessage()
        {
                return $this->error_msg;
        }

        function setRoomId($a_id)
        {
                $this->room_id = $a_id;
        }
        function getRoomId()
        {
                return $this->room_id;
        }

        function setRefId($a_id)
        {
                $this->ref_id = $a_id;
        }
        function getRefId()
        {
                return $this->ref_id;
        }

        function setRecordId($a_id)
        {
                $this->record_id = $a_id;
        }
        function getRecordId()
        {
                return $this->record_id;
        }

        function setModeratorId($a_id)
        {
                $this->moderator_id = $a_id;
        }
        function getModeratorId()
        {
                return $this->moderator_id;
        }

        function setRecord($a_data)
        {
                $this->data = $a_data;
        }
        function getRecord($a_id = 0)
        {
                if ($a_id != 0)
                {
                        $this->setRecordId($a_id);
                }

                $query = "SELECT * FROM chat_records WHERE 
                                        record_id = '" . addslashes($this->getRecordId()) . "'";
                $res = $this->ilias->db->query($query);
                if (DB::isError($res)) die("ilChatRecord::getRecord(): " . $res->getMessage() . "<br>SQL-Statement: ".$q);

                $data = array();
                if ($res->numRows() > 0)
                {
                        $data = $res->fetchRow(DB_FETCHMODE_ASSOC);
                }
                $this->setRecord($data);
        }

        function setTitle($a_title)
        {
                $this->data["title"] = $a_title;
        }
        function getTitle()
        {
                return $this->data["title"];
        }

        function setDescription($a_description)
        {
                $this->data["description"] = $a_description;
        }
        function getDescription()
        {
                return $this->data["description"];
        }

        function startRecording($a_title = "")
        {
                $query = "INSERT INTO chat_records SET 
                                        moderator_id = '" . $this->getModeratorId() . "', 
                                        chat_id = '" . $this->getRefId() . "', 
                                        room_id = '" . $this->getRoomId() . "', 
                                        title = '" . addslashes($a_title) . "', 
                                        start_time = '" . time() . "'";
                $res = $this->ilias->db->query($query);
                if (DB::isError($res)) die("ilChatRecord::startRecording(): " . $res->getMessage() . "<br>SQL-Statement: ".$q);

                $query = "SELECT LAST_INSERT_ID()";
                $res = $this->ilias->db->query($query);
                if (DB::isError($res)) die("ilChatRecord::startRecording(): " . $res->getMessage() . "<br>SQL-Statement: ".$q);

                if ($res->numRows() > 0)
                {
                        $lastId = $res->fetchRow();
                        $this->setRecordId($lastId[0]);

                        $this->getRecord();
                }
        }

        function stopRecording()
        {
                $query = "UPDATE chat_records SET 
                                        end_time = '" . time() . "' WHERE 
                                        chat_id = '" . $this->getRefId() . "' AND 
                                        room_id = '" . $this->getRoomId() . "'";
                $res = $this->ilias->db->query($query);
                if (DB::isError($res)) die("ilChatRecord::stopRecording(): " . $res->getMessage() . "<br>SQL-Statement: ".$q);

                $this->setRecordId(0);

                $data = array();
                $this->setRecord($data);
        }

        function isRecording()
        {
                $query = "SELECT record_id FROM chat_records WHERE 
                                        chat_id = '" . $this->getRefId() . "' AND 
                                        room_id = '" . $this->getRoomId() . "' AND 
                                        start_time > 0 AND 
                                        end_time = 0";
                $res = $this->ilias->db->query($query);
                if (DB::isError($res)) die("ilChatRecord::isRecording(): " . $res->getMessage() . "<br>SQL-Statement: ".$q);

                if ($res->numRows() > 0)
                {
                        $id = $res->fetchRow(DB_FETCHMODE_ASSOC);
                        $this->setRecordId($id["record_id"]);

                        $this->getRecord();
                        return true;
                }
                
                return false;
        }

} // END class.ilChatRecord
?>