mods/scorm_packages/scorm-1.2/read.php

   1 <?php
   2 /*
   3  * mods/scorm_packages/scorm-1.2/read.php
   4  *
   5  * This file is part of ATutor, see http://www.atutor.ca
   6  *
   7  * Copyright (C) 2005  Matthai Kurian
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  22  */
  23
  24 define('AT_INCLUDE_PATH', '../../../include/');
  25 require(AT_INCLUDE_PATH.'vitals.inc.php');
  26
  27
  28         header('Content-Type: text/plain; charset=utf-8');
  29
  30         /*
  31          * Get all stored cmi values
  32          */
  33         $sql = "SELECT lvalue, rvalue
  34                 FROM   ".TABLE_PREFIX."cmi
  35                 WHERE  member_id = ".$_SESSION['member_id']."
  36                 AND    item_id   = ".$_POST['sco_id'];
  37         $result = mysql_query($sql, $db);
  38         while ($row = mysql_fetch_assoc($result)) {
  39                 $cmi[$row['lvalue']]=$row['rvalue'];
  40         }
  41
  42         /*
  43          * Insert default values
  44          */
  45         $defcmi['cmi.core.total_time']    = "0000:00:00.00";
  46         $defcmi['cmi.core.lesson_status'] = "not attempted";
  47         $defcmi['cmi.core.entry']         = "ab-initio";
  48         while (list($l, $r) = each($defcmi)) {
  49                 if (!array_key_exists ($l, $cmi)) {
  50                         $cmi[$l]=$r;
  51                         $sql = "INSERT  INTO ".TABLE_PREFIX."cmi
  52                                 VALUES (0,
  53                                         $_POST[sco_id],
  54                                         $_SESSION[member_id],
  55                                         '$l',
  56                                         '$defcmi[$l]'
  57                                 )";
  58                         $result = mysql_query($sql, $db);
  59                 }
  60         }
  61
  62
  63         /*
  64          * Get cmi values which come from manifest
  65          */
  66         $sql = "SELECT  org_id,
  67                         maxtimeallowed,
  68                         timelimitaction,
  69                         masteryscore,
  70                         datafromlms
  71                 FROM    ".TABLE_PREFIX."scorm_1_2_item
  72                 WHERE   item_id = ".$_POST['sco_id'];
  73
  74         $result = mysql_query($sql, $db);
  75         $row = mysql_fetch_assoc($result);
  76
  77         $cmi['cmi.launch_data']                    = $row['datafromlms'];
  78         $cmi['cmi.student_data.max_time_allowed']  = $row['maxtimeallowed'];
  79         $cmi['cmi.student_data.mastery_score']     = $row['masteryscore'];
  80         $cmi['cmi.student_data.time_limit_action'] = $row['timelimitaction'];
  81
  82         $org_id = $row['org_id'];
  83
  84         /*
  85          * Get lesson_mode and credit/no credit from organization.
  86          * These values are set by the course owner
  87          */
  88         $sql = "SELECT  credit,
  89                         lesson_mode
  90                 FROM    ".TABLE_PREFIX."scorm_1_2_org
  91                 WHERE   org_id = ".$org_id;
  92         $result = mysql_query($sql, $db);
  93         $row = mysql_fetch_assoc($result);
  94         $cmi['cmi.core.credit']      = $row['credit'];
  95         $cmi['cmi.core.lesson_mode'] = $row['lesson_mode'];
  96
  97         /*
  98          * WE DON'T GIVE THE VALUE OF student_id !!!
  99          * $cmi['cmi.core.student_id']=$_SESSION['member_id'];
 100          */
 101
 102         while (list($l, $r) = each($cmi)) {
 103                 echo $l.'='. urlencode($r)."\n";
 104         }
 105 ?>
 106