public function check_answer()
{
global $PAGE, $CFG;
$result = parent::check_answer();
$result->isessayquestion = true;
$mform = new lesson_display_answer_form_essay($CFG->wwwroot . '/mod/lesson/continue.php', array('contents' => $this->get_contents()));
$data = $mform->get_data();
require_sesskey();
if (!$data) {
redirect(new moodle_url('/mod/lesson/view.php', array('id' => $PAGE->cm->id, 'pageid' => $this->properties->id)));
}
if (is_array($data->answer)) {
$studentanswer = $data->answer['text'];
$studentanswerformat = $data->answer['format'];
} else {
$studentanswer = $data->answer;
$studentanswerformat = FORMAT_MOODLE;
}
if (trim($studentanswer) === '') {
$result->noanswer = true;
return $result;
}
$answers = $this->get_answers();
foreach ($answers as $answer) {
$result->answerid = $answer->id;
$result->newpageid = $answer->jumpto;
}
$userresponse = new stdClass();
$userresponse->sent = 0;
$userresponse->graded = 0;
$userresponse->score = 0;
$userresponse->answer = $studentanswer;
$userresponse->answerformat = $studentanswerformat;
$userresponse->response = "";
$result->userresponse = serialize($userresponse);
$result->studentanswerformat = $studentanswerformat;
$result->studentanswer = $studentanswer;
return $result;
}
