/**
  * Set properties from course and section.
  * @param \stdClass $course
  * @param \stdClass $section
  */
 public function __construct($course, $section)
 {
     global $OUTPUT;
     static $compinfos = [];
     if (isset($compinfos[$course->id])) {
         $completioninfo = $compinfos[$course->id];
     } else {
         $completioninfo = new \completion_info($course);
         $compinfos[$course->id] = $completioninfo;
     }
     if (!$completioninfo->is_enabled()) {
         return '';
         // Completion tracking not enabled.
     }
     $sac = shared::section_activity_summary($section, $course, null);
     if (empty($sac->progress)) {
         return;
     }
     $this->progress = (object) ['complete' => $sac->progress->complete, 'total' => $sac->progress->total];
     $this->pixcompleted = $OUTPUT->pix_url('i/completion-manual-y');
     $this->completed = $sac->progress->complete === $sac->progress->total;
 }