public function indexAction()
{
// Get our context (this takes care of starting the session, too)
$context = $this->getDI()->getShared('ltiContext');
$this->view->ltiContext = $context;
$this->view->userAuthorized = $context->valid;
// Load student list (Make SURE that this is included in the repository's .gitignore file)
$students = CSVHelper::parseWithHeaders(__DIR__ . "/../config/students.csv");
// Column names
$studentNameColumn = "name";
$studentGroupColumn = "Treatment";
$studentConsentColumn = "Consent";
// Values for the studentGroupColumn
$researchGroupId = "1";
$controlGroupId = "0";
// Find out what group this student is in
$group = "0";
$consent = "0";
foreach ($students as $s) {
if ($s[$studentNameColumn] == $context->getUserName()) {
$group = $s[$studentGroupColumn];
$consent = $s[$studentConsentColumn];
break;
}
}
// Research group goes to scatterplot recommender ("Test Help")
// if (($group == $researchGroupId) && $consent == "1") {
if ($context->isInstructor()) {
$_SESSION["group"] = "instructor";
$this->response->redirect("./instructor/class");
} else {
$_SESSION["group"] = "research";
$this->response->redirect("./dashboard/content_recommender");
}
/* } else if ($group == $controlGroupId) {
// Both control group and non-consenting go to resources page
$_SESSION["group"] = "control";
$this->response->redirect("./dashboard/resources");
} else {
// Both control group and non-consenting go to resources page
$_SESSION["group"] = "noconsent";
$this->response->redirect("./dashboard/resources");
}*/
/* The following is from the Fall 2015 semester. There were multiple treatment groups, and they switched based on certain days.
*
// Figure out where this student should go: Content Recommender, Student Skills, or Consent page
//
// Period 1: October 22nd through November 13th
// For Exam 3 time period, Group 0 is control group, Group 1 is Content Dashboard, and Group 2 is Skills Dashboard.
// Period 2: November 14th through December 4th
// For Exam 4 period, Group 0 is Skills Dashboard, Group 1 is control group, Group 2 is Content Dashboard.
// Period 3: December 5th through December 16th
// All groups have access to Skills Dashboard and Content Dashboard.
$students = CSVHelper::parseWithHeaders(__DIR__ . "/../config/student_groups.csv");
$group = -1;
foreach ($students as $s) {
if ($s["LTI Name"] == $context->getUserName()) {
$group = $s["realGroup"];
break;
}
}
// Group -1 means no consent
if ($group == -1) {
$_SESSION["group"] = "noconsent";
$this->response->redirect('./info/consent');
$this->view->disable();
return;
}
$current = Date('Y-m-d');
$period1Start = Date('Y-m-d', strtotime("October 22"));
$period2Start = Date('Y-m-d', strtotime("November 14"));
$period3Start = Date('Y-m-d', strtotime("December 5"));
// Figure out what the student is allowed to access
if ($current >= $period3Start) {
// Period 3: all groups have access to both
// TODO use this somewhere to add the links back in to the nav bar
$_SESSION["group"] = "both";
} else if ($current >= $period2Start) {
// Period 2
if ($group == 0) {
$_SESSION["group"] = "skills";
} else if ($group == 1) {
$_SESSION["group"] = "control";
} else if ($group == 2) {
$_SESSION["group"] = "recommender";
}
} else {
// Period 1
// $this->view->disable();
if ($group == 0) {
$_SESSION["group"] = "control";
} else if ($group == 1) {
$_SESSION["group"] = "recommender";
} else if ($group == 2) {
$_SESSION["group"] = "skills";
}
}
//echo "Group: $group, session: ".$_SESSION["group"];
// Now redirect them there
if ($_SESSION["group"] == "control") {
$this->response->redirect("./info/control");
} else if ($_SESSION["group"] == "skills") {
$this->response->redirect("./dashboard/student_skills");
} else if ($_SESSION["group"] == "recommender") {
$this->response->redirect("./dashboard/content_recommender");
} else {
// Redirect to menu choice for both
$this->response->redirect("./dashboard/select");
}
*/
}
public static function questionInformation($questionId)
{
// Split up quiz id and question id from format 12.1 (quizNumber.questionNumber)
$idParts = explode(".", $questionId);
// Make sure we have a (at least format-wise) valid question id
if (count($idParts) != 2) {
return false;
}
$assessmentID = $idParts[0];
$questionNumber = $idParts[1];
// Get row from question info CSV
// Load question information mapping
$allQuestions = CSVHelper::parseWithHeaders('csv/questions.csv');
// Search questions for one with this assessment ID and question number
$searchResults = multi_array_search($allQuestions, ["OA Quiz ID" => $assessmentID, "Question Number" => $questionNumber]);
// If there's not one, return false
if (count($searchResults) <= 0) {
return false;
}
// If we have one, get it
$questionRow = $allQuestions[$searchResults[0]];
/*
// Get assessment id from quiz id
$assessmentId = $questionRow["OA Quiz ID"];
// Get question type: multiple_choice, short_answer, or essay
$questionType = $questionRow["Type"];
$question = [
"questionNumber" => $questionNumber,
"assessmentId" => $assessmentId,
"questionType" => $questionType
];
// If a multiple choice question, add the number of options the question has
if ($questionType == "multiple_choice") {
$question["options"] = $questionRow["Multiple Choice Options"];
}
*/
return $questionRow;
}