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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  // This page is called via AJAX to repopulte the TOC when LMSFinish() is called.
  18  
  19  require_once('../../config.php');
  20  require_once($CFG->dirroot.'/mod/scorm/locallib.php');
  21  
  22  $id = optional_param('id', '', PARAM_INT);                  // Course Module ID, or
  23  $a = optional_param('a', '', PARAM_INT);                    // scorm ID
  24  $scoid = required_param('scoid', PARAM_INT);                // sco ID
  25  $attempt = required_param('attempt', PARAM_INT);            // attempt number
  26  $mode = optional_param('mode', 'normal', PARAM_ALPHA);      // navigation mode
  27  $currentorg = optional_param('currentorg', '', PARAM_RAW);  // selected organization.
  28  
  29  if (!empty($id)) {
  30      if (! $cm = get_coursemodule_from_id('scorm', $id)) {
  31          print_error('invalidcoursemodule');
  32      }
  33      if (! $course = $DB->get_record("course", array("id" => $cm->course))) {
  34          print_error('coursemisconf');
  35      }
  36      if (! $scorm = $DB->get_record("scorm", array("id" => $cm->instance))) {
  37          print_error('invalidcoursemodule');
  38      }
  39  } else if (!empty($a)) {
  40      if (! $scorm = $DB->get_record("scorm", array("id" => $a))) {
  41          print_error('invalidcoursemodule');
  42      }
  43      if (! $course = $DB->get_record("course", array("id" => $scorm->course))) {
  44          print_error('coursemisconf');
  45      }
  46      if (! $cm = get_coursemodule_from_instance("scorm", $scorm->id, $course->id)) {
  47          print_error('invalidcoursemodule');
  48      }
  49  } else {
  50      print_error('missingparameter');
  51  }
  52  
  53  $PAGE->set_url('/mod/scorm/prereqs.php', array('scoid' => $scoid, 'attempt' => $attempt, 'id' => $cm->id));
  54  
  55  require_login($course, false, $cm);
  56  
  57  $scorm->version = strtolower(clean_param($scorm->version, PARAM_SAFEDIR));   // Just to be safe.
  58  if (!file_exists($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php')) {
  59      $scorm->version = 'scorm_12';
  60  }
  61  require_once($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php');
  62  
  63  
  64  if (confirm_sesskey() && (!empty($scoid))) {
  65      $result = true;
  66      $request = null;
  67      if (has_capability('mod/scorm:savetrack', context_module::instance($cm->id))) {
  68          $result = scorm_get_toc($USER, $scorm, $cm->id, TOCJSLINK, $currentorg, $scoid, $mode, $attempt, true, false);
  69          echo $result->toc;
  70      }
  71  }