/**
* Submit the answers for a given survey.
*
* @param int $surveyid the survey instance id
* @param array $answers the survey answers
* @return array of warnings and status result
* @since Moodle 3.0
* @throws moodle_exception
*/
public static function submit_answers($surveyid, $answers)
{
global $DB, $USER;
$params = self::validate_parameters(self::submit_answers_parameters(), array('surveyid' => $surveyid, 'answers' => $answers));
$warnings = array();
// Request and permission validation.
$survey = $DB->get_record('survey', array('id' => $params['surveyid']), '*', MUST_EXIST);
list($course, $cm) = get_course_and_cm_from_instance($survey, 'survey');
$context = context_module::instance($cm->id);
self::validate_context($context);
require_capability('mod/survey:participate', $context);
if (survey_already_done($survey->id, $USER->id)) {
throw new moodle_exception("alreadysubmitted", "survey");
}
// Build the answers array. Data is cleaned inside the survey_save_answers function.
$answers = array();
foreach ($params['answers'] as $answer) {
$key = $answer['key'];
$answers[$key] = $answer['value'];
}
survey_save_answers($survey, $answers, $course, $context);
$result = array();
$result['status'] = true;
$result['warnings'] = $warnings;
return $result;
}
/**
* Test survey_save_answers
*/
public function test_survey_save_answers()
{
global $DB;
$this->resetAfterTest();
$this->setAdminUser();
// Setup test data.
$course = $this->getDataGenerator()->create_course();
$survey = $this->getDataGenerator()->create_module('survey', array('course' => $course->id));
$context = context_module::instance($survey->cmid);
// Build our questions and responses array.
$realquestions = array();
$questions = survey_get_questions($survey);
$i = 5;
foreach ($questions as $q) {
if ($q->type > 0) {
if ($q->multi) {
$subquestions = survey_get_subquestions($q);
foreach ($subquestions as $sq) {
$key = 'q' . $sq->id;
$realquestions[$key] = $i % 5 + 1;
$i++;
}
} else {
$key = 'q' . $q->id;
$realquestions[$key] = $i % 5 + 1;
$i++;
}
}
}
$sink = $this->redirectEvents();
survey_save_answers($survey, $realquestions, $course, $context);
// Check the stored answers, they must match.
$dbanswers = $DB->get_records_menu('survey_answers', array('survey' => $survey->id), '', 'question, answer1');
foreach ($realquestions as $key => $value) {
$id = str_replace('q', '', $key);
$this->assertEquals($value, $dbanswers[$id]);
}
// Check events.
$events = $sink->get_events();
$this->assertCount(1, $events);
$event = array_shift($events);
// Checking that the event contains the expected values.
$this->assertInstanceOf('\\mod_survey\\event\\response_submitted', $event);
$this->assertEquals($context, $event->get_context());
$this->assertEquals($survey->id, $event->other['surveyid']);
}
$id = required_param('id', PARAM_INT);
// Course Module ID
if (!($cm = get_coursemodule_from_id('survey', $id))) {
print_error('invalidcoursemodule');
}
if (!($course = $DB->get_record("course", array("id" => $cm->course)))) {
print_error('coursemisconf');
}
$PAGE->set_url('/mod/survey/save.php', array('id' => $id));
require_login($course, false, $cm);
$context = context_module::instance($cm->id);
require_capability('mod/survey:participate', $context);
if (!($survey = $DB->get_record("survey", array("id" => $cm->instance)))) {
print_error('invalidsurveyid', 'survey');
}
$strsurveysaved = get_string('surveysaved', 'survey');
$PAGE->set_title($strsurveysaved);
$PAGE->set_heading($course->fullname);
echo $OUTPUT->header();
echo $OUTPUT->heading($survey->name);
if (survey_already_done($survey->id, $USER->id)) {
notice(get_string("alreadysubmitted", "survey"), get_local_referer(false));
exit;
}
survey_save_answers($survey, $formdata, $course, $context);
$params = array('context' => $context, 'courseid' => $course->id, 'other' => array('surveyid' => $survey->id));
$event = \mod_survey\event\response_submitted::create($params);
$event->trigger();
// Print the page and finish up.
notice(get_string("thanksforanswers", "survey", $USER->firstname), "{$CFG->wwwroot}/course/view.php?id={$course->id}");
exit;