mod/scorm/prereqs.php

   1 <?php
   2
   3     // this page is called via AJAX to repopulte the TOC when LMSFinish() is called
   4
   5     require_once('../../config.php');
   6     require_once($CFG->dirroot.'/mod/scorm/locallib.php');
   7
   8     $id = optional_param('id', '', PARAM_INT);       // Course Module ID, or
   9     $a = optional_param('a', '', PARAM_INT);         // scorm ID
  10     $scoid = required_param('scoid', PARAM_INT);  // sco ID
  11     $attempt = required_param('attempt', PARAM_INT);  // attempt number
  12     $mode = optional_param('mode', 'normal', PARAM_ALPHA); // navigation mode
  13     $currentorg = optional_param('currentorg', '', PARAM_RAW); // selected organization
  14
  15
  16     if (!empty($id)) {
  17         if (! $cm = get_coursemodule_from_id('scorm', $id)) {
  18             print_error('invalidcoursemodule');
  19         }
  20         if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
  21             print_error('coursemisconf');
  22         }
  23         if (! $scorm = $DB->get_record("scorm", array("id"=>$cm->instance))) {
  24             print_error('invalidcoursemodule');
  25         }
  26     } else if (!empty($a)) {
  27         if (! $scorm = $DB->get_record("scorm", array("id"=>$a))) {
  28             print_error('invalidcoursemodule');
  29         }
  30         if (! $course = $DB->get_record("course", array("id"=>$scorm->course))) {
  31             print_error('coursemisconf');
  32         }
  33         if (! $cm = get_coursemodule_from_instance("scorm", $scorm->id, $course->id)) {
  34             print_error('invalidcoursemodule');
  35         }
  36     } else {
  37         print_error('missingparameter');
  38     }
  39
  40     $PAGE->set_url('/mod/scorm/prereqs.php', array('scoid'=>$scoid,'attempt'=>$attempt, 'id'=>$cm->id));
  41
  42     require_login($course->id, false, $cm);
  43
  44     $scorm->version = strtolower(clean_param($scorm->version, PARAM_SAFEDIR));   // Just to be safe
  45     if (!file_exists($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php')) {
  46         $scorm->version = 'scorm_12';
  47     }
  48     require_once($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php');
  49
  50
  51     if (confirm_sesskey() && (!empty($scoid))) {
  52         $result = true;
  53         $request = null;
  54         if (has_capability('mod/scorm:savetrack', get_context_instance(CONTEXT_MODULE,$cm->id))) {
  55             $result = scorm_get_toc($USER,$scorm,$cm->id,TOCJSLINK,$currentorg,$scoid,$mode,$attempt,true, false);
  56             echo $result->toc;
  57         }
  58     }
  59