File Source for hotspot

<?php
/*
DOKEOS - elearning and course management software
For a full list of contributors, see documentation/credits.html
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.
See "documentation/licence.html" more details.
Contact:
Dokeos
Rue des Palais 44 Paleizenstraat
B-1030 Brussels - Belgium
Tel. +32 (2) 211 34 56
*/
/**
* This file generates the ActionScript code used by the HotSpot .swf
* @package dokeos.exercise
* @author Toon Keppens
* @version $Id: admin.php 10680 2007-01-11 21:26:23Z pcool $
*/
include('exercise.class.php');
include('question.class.php');
include('answer.class.php');
include('../inc/global.inc.php');
$TBL_ANSWER = Database::get_course_table(TABLE_QUIZ_ANSWER);
$questionId = $_GET['questionId'];
$answerId = $_GET['answerId'];
if ($_GET['type'] == "square" || $_GET['type'] == "circle")
{
$hotspot_type = $_GET['type'];
$hotspot_coordinates = $_GET['x'].";".$_GET['y']."|".$_GET['width']."|".$_GET['height'];
}
if ($_GET['type'] == "poly")
{
$hotspot_type = $_GET['type'];
$tmp_coord = explode(",",$_GET['co']);
$i = 0;
$hotspot_coordinates = "";
foreach ($tmp_coord as $coord)
{
if ($i%2 == 0)
{
$delimiter = ";";
}
else
{
$delimiter = "|";
}
$hotspot_coordinates .= $coord.$delimiter;
$i++;
}
$hotspot_coordinates = substr($hotspot_coordinates,0,-2);
}
$sql = "UPDATE `$TBL_ANSWER` SET `hotspot_coordinates` = '$hotspot_coordinates',`hotspot_type` = '$hotspot_type' WHERE `id` =$answerId AND `question_id` =$questionId LIMIT 1 ;";
$result = api_sql_query($sql,__FILE__,__LINE__);
echo "done=done";
?>

Source for file hotspot_save.inc.php