function clearDir($dirPath)
{
My_Logger::log(__METHOD__ . " will clear {$dirPath}");
//return;
foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($dirPath, FilesystemIterator::SKIP_DOTS), RecursiveIteratorIterator::CHILD_FIRST) as $path) {
$path->isDir() && !$path->isLink() ? rmdir($path->getPathname()) : unlink($path->getPathname());
}
}
function process($data)
{
My_Logger::log(__METHOD__ . ': ' . var_export($data, true));
try {
$this->doProcess($data);
$res = array('result' => 'ok', 'msg' => 'All changes saved.');
} catch (Exception $e) {
$res = array('result' => 'error', 'message' => $e->getMessage());
}
return $res;
}
function testLoginSubmit()
{
$this->getRequest()->setMethod('POST')->setParams(array('rqz-username' => 'foo', 'rqz-password' => 'secret'));
$this->assertTrue($this->getRequest()->isPost());
$this->dispatch('/auth/login');
//echo $this->getResponse()->getBody();
$this->assertController('auth');
$this->assertAction('login');
$this->assertResponseCode(302);
My_Logger::log('Hello!');
}
/**
* Add the text to the log
*
* @param string $text
* @return void
*/
public function log($text, $pre = '')
{
My_Logger::log($pre . ": " . $text);
$backtrace = debug_backtrace();
if (is_array($backtrace) && sizeof($backtrace > 1)) {
if (array_key_exists("function", $backtrace[1])) {
$text = $backtrace[1]['class'] . ":" . $backtrace[1]['function'] . ":" . $backtrace[0]['line'] . ": " . $text;
}
}
$this->log_contents .= date("Y-m-d H:i:s") . " - " . $text . "\n";
}
function addQuiz(Model_Quiz_Quiz $quiz)
{
$db = Zend_Registry::get('db');
$current = $this->getQuizzes();
try {
$db->insert("sequence_quiz", array('quiz_id' => $quiz->getID(), 'sequence_id' => $this->id, 'position' => count($current) + 1));
return true;
} catch (Exception $e) {
My_Logger::log($e->getMessage());
return false;
}
}
public static function fromScratch($lower_difficulty, $higher_difficulty, $number_tested, $vConcept, $vQuiz)
{
My_Logger::log(__METHOD__);
$db = Zend_Registry::get("db");
$sql = "INSERT INTO concepts_tested(ctest_id,lower_difficulty,higher_difficulty,number_tested,conceptsconcept_name,quizquiz_id) VALUES(NULL, " . $db->quote($lower_difficulty) . "," . $db->quote($higher_difficulty) . "," . $db->quote($number_tested) . "," . $db->quote($vConcept->getID()) . "," . $db->quote($vQuiz->getID()) . ")";
$db->query($sql);
//Now find the appropriate entry in the database
// A safe (default) assumption for this is a query that looks for everything you just put in.
//This query has errors. Apparently it is not used anywhere else, so disabling - Ivan
/*$sql = "SELECT ctest_id FROM concepts_tested WHERE lower_difficulty=".$db->quote($lower_difficulty)." AND higher_difficulty=".$db->quote($higher_difficulty)." AND number_tested=".$db->quote($number_tested)." AND conceptsconcept_name=".$db->quote($conceptsconcept_name)." AND quizquiz_id=".$db->quote($quizquiz_id);
$result = $db->query($sql);
$row = $result->fetch();
if($row['ctest_id']!=null){
return Model_Quiz_TestedConcept::fromID($row['ctest_id']);
}else{
return null; //Something didn't happen
}*/
}
/**
* Generates a bank of questions for a question identifier provided
* Expects parameters [question_id], [questions_to_generate_num], [max_errors_num]
*/
public function generatequestionbankAction()
{
// Check to see that all the parameters get passed
$parameters = $this->_getAllParams();
$check_errors = array();
foreach (array("question_id" => "Question Identifier", "questions_to_generate_num" => "Number of Questions to Generate", "max_errors_num" => "Maximum number of Errors") as $check_key => $check_text) {
if (!array_key_exists($check_key, $parameters) || !is_numeric($parameters[$check_key]) || $parameters[$check_key] < 0) {
$check_errors[] = $check_text . " [" . $check_key . "] was not passed, or not a positive number.";
}
}
if (sizeof($check_errors) > 0) {
cronlog("The following validation errors occured:");
foreach ($check_errors as $ce) {
cronlog($ce);
}
exit;
}
//cronlog('ok so far');
$question_base_id = intval($parameters['question_id']);
$number_of_questions = intval($parameters['questions_to_generate_num']);
$maximum_errors = intval($parameters['max_errors_num']);
cronlog("Generating {$number_of_questions} questions from Question Base Identifier {$question_base_id} ; Maximum Error threshold is {$maximum_errors}");
$vQuestionBase = Model_Quiz_QuestionBase::fromID($question_base_id);
if (is_null($vQuestionBase)) {
throw new Exception("The question base identifier passed was invalid");
}
$question_counter = 0;
$error_counter = 0;
My_Logger::log(__METHOD__ . " number_of_questions: {$number_of_questions}");
My_Logger::log(__METHOD__ . " maximum_errors: {$maximum_errors}");
while ($question_counter <= $number_of_questions && $error_counter <= $maximum_errors) {
My_Logger::log(__METHOD__ . " question_counter: {$question_counter}");
My_Logger::log(__METHOD__ . " error_counter: {$error_counter}");
try {
$vGeneratedQuestion = Model_Quiz_GeneratedQuestion::generateNewFromQuestionBase($vQuestionBase);
} catch (Exception $e) {
cronlog("Could not generate question. " . $e->getMessage());
echo Model_Shell_Debug::getInstance()->getLog();
$error_counter++;
}
}
cronlog("Finished. Generated " . $question_counter . " questions; " . $error_counter . " errornous questions generated (but discarded)");
}
static function load($file_name)
{
//My_Logger::log(__METHOD__ . " loading:" . $file_name);
$obj = new self();
if (!file_exists($file_name)) {
return $obj;
}
$file_contents = Model_XML_Parser::xml2array($file_name);
if (!is_array($file_contents) || sizeof($file_contents) == 0) {
return $obj;
}
$obj->xml = simplexml_load_file($file_name);
My_Logger::log(__METHOD__ . " contents:" . print_r($file_contents, true));
//My_Logger::log(__METHOD__ . " xml:" . print_r($obj->xml, true));
$obj->file_Contents = $file_contents;
$obj->file_name = $file_name;
$obj->substitutions = array();
$obj->valid = true;
//print_r($obj->mFileContents);
My_Logger::log(__METHOD__ . $obj->file_Contents['question']['problem']);
return $obj;
}
function testTwice()
{
$this->clearAll();
$this->clearTemp();
$importer = $this->createXmlImporter($this->path);
$this->assertEquals(1, $importer->getTotalQuestions());
/**
* First import:
* Creates the a question_base row for each new xml file not registered previously
* Extracts concept string from xml. Creates a new cocepts row if concept does not exist
* Looks for concept-question association in question_concepts table, If it does not exist it creates it
* Then it tries to "remove ALL pre-generated questions that haven't been used in a quiz". Nothing on our tables, though.
*/
$importer->processFiles();
My_Logger::log("******* SECOND IMPORT *******");
/**
* Second import:
* Apparently process is idempotent. It didn't create new concepts, question_concepts rows
* Just tries to update the question_base difficulty and estimated_time. No inserts.
* Therefore: IDEMPOTENT - SAFE
*/
$importer->processFiles();
}
public static function getAll($vOrder = false)
{
My_Logger::log("in getAll");
$db = Zend_Registry::get("db");
$vReturn = array();
//$sql = "SELECT * FROM quiz";
$sql = "SELECT quiz.*, position FROM quiz\n\t\t\tLEFT JOIN sequence_quiz ON quiz.quiz_id = sequence_quiz.quiz_id\n\t\t\tORDER BY\n\t\t\tsequence_quiz.position ASC";
if ($vOrder) {
$sql .= ", quiz.close_date ASC";
}
//echo "SQL: $sql<br/>";
$result = $db->query($sql);
$rows = $result->fetchAll();
foreach ($rows as $row) {
$vReturn[] = Model_Quiz_Quiz::fromID($row['quiz_id']);
}
return $vReturn;
}
private function populateSubstitutions()
{
/*
This essentially goes through and evaluates the data
in the <substitutions> part of the XML file. It consists of
2 parts:
- Firstly changing %value%'s that are present in <substitution> keys to previously computed values
- Evaluating the PHP code inside the <substitution> keys and saving the results to $mSubstitutions
*/
//$total = max(1, sizeof($this->mFileContents['question']['substitutions']['substitution']/2)); //Apparently system was not designed to work with just 1 substitution (let alone 0)
Model_Shell_Debug::getInstance()->log("Populating " . sizeof($this->mFileContents['question']['substitutions']['substitution']) . "/2 Substitutions", __METHOD__);
//Model_Shell_Debug::getInstance()->log("Populating $total Substitutions");
//There's essentially 2x the amount of array keys in this array because the XML parser puts both the VALUE and ATTRIBUTE in
for ($vCounter = 0; $vCounter < sizeof($this->mFileContents['question']['substitutions']['substitution']) / 2; $vCounter++) {
//for($vCounter = 0; $vCounter<$total; $vCounter++ ){
$tag = $this->mFileContents['question']['substitutions']['substitution'][$vCounter . "_attr"]['val'];
//Firstly we look at the XML value
$toGen = $this->mFileContents['question']['substitutions']['substitution'][$vCounter];
My_Logger::log(__METHOD__ . " toGen: {$toGen}");
if (strstr($toGen, ";") == false) {
//Assuming its just a function without ; and return
$toGen = "return " . $toGen . ";";
}
$toGen = $this->substitutePercentages($toGen);
//Let's eval the code and capture any errors - Ivan
if (!$this->phpCodeChecker($toGen)) {
//code is going to fail, so report back to caller about problem with this substitution
ob_start();
eval($toGen);
if ('' !== ($error = ob_get_clean())) {
throw new EvalException("Error evaluating substitution `{$tag}`" . "\n\nExpression:\n{$toGen}" . "\n\nError: {$error}");
}
}
$this->mSubstitutions[$tag] = eval($toGen);
}
//End FOR
//print_r($this->mSubstitutions);
}
function query($sql, $bind = array())
{
My_Logger::log('QUERY: ' . $sql);
return parent::query($sql, $bind);
}
function clickContinue()
{
My_Logger::log(__METHOD__ . " >>>>> 3. Send Continue, new quesion is displayed");
$this->sys->resetRequest()->resetResponse();
$this->sys->setPost(array('quiz' => $this->quiz_id));
$this->sys->dispatch($this->url);
}
/**
* Function for logging cron operations.
* Relies on the constant CLI_CURRENT_LOG_PATH to be defined
* @param string $message
* @param int $severity
*/
function cronlog($message, $severity = 0)
{
if (defined('STARTED')) {
My_Logger::log($message);
}
//Use our logger only if application has been initialized (hardcoded define for now)
$log_message = "[" . date("Y-m-d H:i:s") . "]\t" . $message . "\r\n";
if (defined("CLI_CURRENT_LOG_PATH")) {
file_put_contents(CLI_CURRENT_LOG_PATH, $log_message, FILE_APPEND);
echo "*" . $log_message;
} else {
echo $log_message;
}
}
/**
* This action is the quiz shell.
* It ensures permissions, creates new attempts etc etc.
*
* @author Ben Evans
*/
public function attemptAction()
{
Model_Shell_Debug::getInstance()->log("User Entered the Attempt Action");
$identity = Zend_Auth::getInstance()->getIdentity();
$username = $identity->username;
$auth_model = Model_Auth_General::getAuthModel();
/* Before we do anything, test to make sure we've passed a VALID QUIZ which WE ARE ENTITLED to sit. */
$quiz = $this->findQuiz($this->_getParam("quiz"));
$finished = false;
$marking = false;
$now = strtotime("now");
// Permissions
$is_open = $quiz->getOpen_date() <= $now;
if ($auth_model->userInGroup($username, $quiz->getPermissions_group()) && $is_open && !$quiz->hasPendingPrerequisite($username)) {
// Have we run out of attempts?
$quizAttempts = Model_Quiz_QuizAttempt::getAllFromUser($username, $quiz);
if (sizeof($quizAttempts) >= $quiz->getMax_attempts()) {
// It is possible that we're on our last attempt, and that it's "in progress"...check
$quizAttempt = $this->findQuizAttemptInProgress($quizAttempts);
if (!$quizAttempt) {
throw new Exception("You've exceeded your maximum attempts for this quiz. Cannot continue");
}
}
} else {
if (!$this->view->is_admin) {
throw new Exception("Insufficient Permissions to take this quiz / Quiz not open yet / Prerequisites incomplete.");
}
$quizAttempts = Model_Quiz_QuizAttempt::getAllFromUser($username, $quiz);
}
/* Ok. We're allowed to TAKE the quiz. Are we resuming, or starting a new one? */
$quizAttempt = $this->findQuizAttemptInProgress($quizAttempts);
if ($quizAttempt == null) {
$quizAttempt = Model_Quiz_QuizAttempt::fromScratch($now, $quiz, $username);
}
$total_questions = $quiz->getTotalQuestions();
/* We have our quizAttempt ready to go. Now we look to see if we're resuming a question or not */
$questionAttempt = $quizAttempt->getLastIncompleteQuestion();
if (is_object($questionAttempt) && !$questionAttempt->isValid()) {
$questionAttempt->destroy();
// Remove the Question attempt (Database was reinitialised or something)
$questionAttempt = null;
}
if ($questionAttempt != null) {
/* Are we getting an ANSWER for this question? */
//if (array_key_exists("marking", $_POST) && $_POST['marking'] == "1") {
if (1 == $this->getRequest()->getPost('marking')) {
/* Mark it */
$marking = true;
}
My_Logger::log("Marking is {$marking}");
/* If we reach here, the page has probably been refreshed. We just re-display the last question */
} else {
/* Have we finished this quiz? */
if ($quizAttempt->getQuestionAttemptCount() >= $total_questions) {
// Close this attempt and display a result later on down the page
$quizAttempt->setDate_finished($now);
// Calculate and store the final score
$quizAttempt->setTotal_score($quizAttempt->getTotal_score());
$finished = true;
} else {
/* Make a QuestionAttempt */
$questionAttempt = $this->makeQuestionAttempt($quizAttempt, $now);
}
}
// Pass all relevant information to the view
$this->view->setEscape('htmlentities');
$this->view->quiz = $quiz;
$this->view->question_attempt = $questionAttempt;
$this->view->finished = $finished;
$this->view->marking = $marking;
$this->view->mQuizAttempt = $quizAttempt;
$this->view->vTotalQuestions = $total_questions;
$this->view->setEscape('htmlspecialchars_decode');
}
function qualityTest($data)
{
//Will try to generate n questions, and show a ratio of success/total compilations
$total = 10;
$success = $errors = 0;
$config = new Zend_Config_Ini(APPLICATION_PATH . "/configs/application.ini", APPLICATION_ENV);
$xml_path = $config->xml->import_path;
$selected_xml = $this->get($data['file']);
if (empty($selected_xml)) {
throw new Exception("Please save file first.");
}
$full_filename = $xml_path . "/" . $selected_xml . ".xml";
My_Logger::log(__METHOD__ . " full_filename: " . $full_filename);
if (!file_exists($full_filename)) {
throw new Exception("File does not exist.");
}
for ($i = 1; $i <= $total; $i++) {
try {
$mQuestion = new Model_Shell_GenericQuestion($full_filename);
$mQuestion->getProblemNoHiddenLines();
$mQuestion->getCorrectOutput();
$success++;
} catch (Exception $e) {
//throw $e;
$errors++;
}
}
My_Logger::log("total: {$total}, error: {$errors}, success: {$success}");
$ratio = round($success / $total * 100, 2);
return array('result' => 'success', 'title' => 'Compilation results', 'msg' => 'Success Ratio:' . $ratio . '%');
}
/**
* Inspect the contents of the error.txt file for any compilation errors.
* If there were errors, throw and terminate
* @param string $error_file
* @throws CompilerException
* @author Ivan
*/
protected static function proccessErrorFile($error_file)
{
if (file_exists($error_file)) {
$compiler_errors = file_get_contents($error_file);
if (strlen($compiler_errors) > 0) {
$cex = new CompilerException("There were compiler errors.");
$cex->compiler_output = $compiler_errors;
$cex->error_file = $error_file;
My_Logger::log(__METHOD__ . " win compiler errors:\n" . $compiler_errors);
throw $cex;
}
}
}
/**
* @expectedException EvalException
*/
function testEvalError()
{
$this->clearAll();
$this->clearTemp();
$filename = 'evalerror.xml';
$filepath = $this->config->xml->import_path . "/" . $filename;
$xml = simplexml_load_file($filepath);
$concept = (string) $xml->concepts->concept;
//from source
$importer = $this->createXmlImporter($this->path);
$importer->parseFile($filename);
//Create the quiz
$qz = $this->createQuiz("Some Quiz", 'comp115-students');
//Add tested concept to quiz
$this->addTestedConcept($qz, $concept, 3);
My_Logger::clearLog();
$this->clearMysqlLog();
My_Logger::log('**** BEGIN ******');
// Get the Question XML
$mQuestion = new Model_Shell_GenericQuestion($filepath);
$this->assertEquals('output', $mQuestion->getFriendlyType());
$this->assertTrue(in_array($concept, $mQuestion->getConcepts()));
$this->assertEquals('1', $mQuestion->getDifficulty());
//Here comes the compilation. After this single call, all the artifacts are produced
//ini_set("display_errors", 0);
$this->assertEquals(trim((string) $xml->instructions), $mQuestion->getInstructions());
//ini_set("display_errors", 0);
}
/**
* Allows Adding and Editing a TestedConcept to a quiz
* Expects [quiz_id] as a parameter if no [tested_concept] (id) is passed
*/
public function addconceptAction()
{
$form = new Form_AddQuizConcept();
$quiz_id = $this->_getParam("quiz_id");
//part of the url
$tested_concept = $this->_getParam("tested_concept");
if (is_numeric($tested_concept)) {
$tested_concept_ob = Model_Quiz_TestedConcept::fromID(intval($tested_concept));
if (is_null($tested_concept_ob)) {
throw new Exception("Invalid Tested Concept Identifier");
}
$form->getElement("submit")->setLabel("Edit Tested Concept");
$this->view->action_text = "Edit";
$form->populateFromConcept($tested_concept_ob);
} elseif (is_numeric($quiz_id)) {
$quiz_ob = Model_Quiz_Quiz::fromID(intval($quiz_id));
if (is_null($quiz_ob)) {
throw new Exception("Invalid Quiz Identifier");
}
$this->view->action_text = "Add";
} else {
throw new Exception("No quiz identifier or tested concept identifier passed");
}
if ($this->getRequest()->isPost()) {
$formdata = $this->getRequest()->getPost();
My_Logger::log(var_export($formdata, true));
if ($form->isValid($formdata)) {
// Either update the existing tested concept or add a new one
if (isset($tested_concept_ob)) {
$vConcept = Model_Quiz_Concept::fromID($formdata['concept_id']);
$tested_concept_ob->updateConcept($vConcept);
$tested_concept_ob->updateLowerDifficulty($formdata['difficulty_from']);
$tested_concept_ob->updateHigherDifficulty($formdata['difficulty_to']);
$tested_concept_ob->updateNumberTested($formdata['number_of_questions']);
$params = array('id' => $tested_concept_ob->getQuiz()->getID());
} else {
$vConcept = Model_Quiz_Concept::fromID($formdata['concept_id']);
$vTestedConcept = Model_Quiz_TestedConcept::fromScratch($formdata['difficulty_from'], $formdata['difficulty_to'], $formdata['number_of_questions'], $vConcept, $quiz_ob);
$params = array('id' => $quiz_ob->getID());
}
$this->_helper->redirector("showconcepts", "admin", null, $params);
} else {
$form->populate($formdata);
}
}
$this->view->form = $form;
}
public function hasPassedQuiz()
{
//if(($vHighest->getTotal_score()/$vQuiz->getTotalQuestions())*100 >= $vQuiz->getPercentage_pass()){
if (isset($this->date_finished)) {
$min_score = $this->getQuiz()->getPercentage_pass();
$score = 100 * $this->getTotal_score() / $this->getQuiz()->getTotalQuestions();
My_Logger::log("Minimum score is " . $min_score);
My_Logger::log("Score is " . $score);
if ($score >= $min_score) {
return true;
}
}
return false;
}
/**
* This will generate a brand new question from a question base.
* Unlike fromQuestionBase(), this method will NOT consult the database for question first
* @param Model_Quiz_QuestionBase $vQuestionBase
* @return Model_Quiz_GeneratedQuestion
*/
public static function generateNewFromQuestionBase(Model_Quiz_QuestionBase $vQuestionBase, $path = false)
{
/*
$path = "/../xml/questions/";
$path = "/../tests/fixtures/";*/
if (!$path) {
$config = new Zend_Config_Ini(APPLICATION_PATH . "/configs/application.ini", APPLICATION_ENV);
$path = $config->xml->import_path;
}
My_Logger::log(__METHOD__ . " Using path: {$path}");
$vGenerated = null;
$error_threshold = 4;
$error_counter = 0;
while ($error_counter <= $error_threshold && is_null($vGenerated)) {
// Start by ensuring the Question is has instructions outputs etc etc
$vQuestion = new Model_Shell_GenericQuestion($path . '/' . $vQuestionBase->getXml());
$problem_string = $vQuestion->getProblem();
$question_output = $vQuestion->getCorrectOutput();
// We need to make sure that the question has valid output
if (strlen(trim($question_output)) > 0) {
// If the question is multiple choice, we need to ensure that all answers are different
$alternate_answers = $vQuestion->getAnswers();
if (!is_null($alternate_answers) && sizeof($alternate_answers) > 0) {
shuffle($alternate_answers);
// Now, we need to ensure that we have 3 different answers that are ALL different to the actual answer
$answer_set = array(trim($question_output));
// Value is the answer
foreach ($alternate_answers as $aa_key => $alternate_answer) {
if (is_array($alternate_answer)) {
$alternate_answer = $alternate_answer[0];
}
$alternate_answer = trim($alternate_answer);
if (in_array($alternate_answer, $answer_set) || strlen(trim($alternate_answer)) == 0) {
unset($alternate_answers[$aa_key]);
// Answer already exists, or is blank (unusable)
} else {
$answer_set[] = $alternate_answer;
}
}
if (sizeof($alternate_answers) >= 3) {
// All is good. We can add this question, as well as all its alternate answers
$vGenerated = Model_Quiz_GeneratedQuestion::fromScratch($vQuestion->getInstructions(), $vQuestion->getProblem(), $vQuestion->getCorrectOutput(), $vQuestionBase);
$vNum = 1;
foreach ($alternate_answers as $vAltAnswer) {
if ($vNum > 3) {
break;
//Can't have more than 3 alternates
}
if (is_array($vAltAnswer)) {
$vGenerated->addAlternateAnswer($vNum, $vAltAnswer[0], $vAltAnswer[1]);
} else {
$vGenerated->addAlternateAnswer($vNum, $vAltAnswer, "");
}
$vNum++;
}
} else {
$error_counter++;
}
} else {
// Not a multiple choice question
$vGenerated = Model_Quiz_GeneratedQuestion::fromScratch($vQuestion->getInstructions(), $vQuestion->getProblem(), $vQuestion->getCorrectOutput(), $vQuestionBase);
}
} else {
$error_counter++;
// The question didn't return a result
}
}
if (is_null($vGenerated)) {
throw new Exception("Attempted to generate a question " . $error_threshold . " times, but failed. Cannot continue");
}
//If the question is a fill-in question, put the whole solution in the 1st alternate answer column
if ($vQuestion->getFriendlyType() == "fill-in") {
$vGenerated->setAlt_desc_1($vQuestion->getDebugProblem());
}
return $vGenerated;
}
/**
* An Administrative function that tests Question Generation
*
* @return void
* @author Ben Evans
*/
public function testquestiongenerationAction()
{
if (!$this->view->is_admin) {
throw new Exception("Access Denied");
}
$this->_helper->layout->disableLayout();
//$xml_path = APPLICATION_PATH . '/../xml/questions';
$config = new Zend_Config_Ini(APPLICATION_PATH . "/configs/application.ini", APPLICATION_ENV);
$xml_path = $config->xml->import_path;
My_Logger::log($xml_path);
$this->view->available_files = $this->getAvailableFiles($xml_path);
// See what Question we're looking at...
$this->view->selected_xml = $selected_xml = $this->_getParam("q");
if (isset($selected_xml) && !is_null($selected_xml)) {
// Get the Question XML
try {
$mQuestion = new Model_Shell_GenericQuestion($xml_path . "/" . $selected_xml . ".xml");
$this->view->question = $mQuestion;
} catch (Exception $e) {
//throw $e;
}
// Just make a new random question, so we get access to functions like Randset
$temp = new Model_Quiz_GeneratedQuestion();
}
//added by Ivan. Force for now, comment out in release
Model_Shell_Debug::getInstance()->saveToDisk();
}