/**
* Processes a process
*
* Called when this component receives an HTTP POST request to
* /process(/).
*/
public function postProcess()
{
$this->app->response->setStatus(201);
$header = $this->app->request->headers->all();
$body = $this->app->request->getBody();
$process = Process::decodeProcess($body);
// always been an array
$arr = true;
if (!is_array($process)) {
$process = array($process);
$arr = false;
}
// this array contains the indices of the inserted objects
$res = array();
foreach ($process as $pro) {
$eid = $pro->getExercise()->getId();
// loads the form from database
$result = Request::routeRequest('GET', '/form/exercise/' . $eid, $this->app->request->headers->all(), '', $this->_formDb, 'form');
// checks the correctness of the query
if ($result['status'] >= 200 && $result['status'] <= 299) {
// only one form as result
$forms = Form::decodeForm($result['content']);
$forms = $forms[0];
$formdata = $pro->getRawSubmission()->getFile();
$timestamp = $formdata->getTimeStamp();
if ($timestamp === null) {
$timestamp = time();
}
if ($formdata !== null && $forms !== null) {
$formdata = Form::decodeForm($formdata->getBody(true));
if (is_array($formdata)) {
$formdata = $formdata[0];
}
if ($formdata !== null) {
// evaluate the formdata
$points = 0;
$answers = $formdata->getChoices();
$correctAnswers = $forms->getChoices();
$allcorrect = true;
if ($forms->getType() == 0) {
$parameter = explode(' ', strtolower($pro->getParameter()));
if ($parameter === null || count($parameter) === 0 || $parameter[0] === '') {
if (DefaultNormalizer::normalizeText($correctAnswers[0]->getText()) != DefaultNormalizer::normalizeText($answers[0]->getText())) {
$allcorrect = false;
}
} elseif (strtolower($parameter[0]) === 'distance1') {
$similarity = 0;
similar_text(DefaultNormalizer::normalizeText($answers[0]->getText()), DefaultNormalizer::normalizeText($correctAnswers[0]->getText()), $similarity);
if (isset($parameter[1])) {
if ($similarity < $parameter[1]) {
$allcorrect = false;
}
} else {
if ($similarity < 100) {
$allcorrect = false;
}
}
} elseif (strtolower($parameter[0]) === 'regularexpression') {
$i = 1;
$test = $parameter[$i];
while ($i < count($parameter)) {
if (@preg_match($test, DefaultNormalizer::normalizeText($answers[0]->getText())) !== false) {
break;
}
$test .= ' ' . $parameter[$i];
$i++;
}
$match = @preg_match($test, DefaultNormalizer::normalizeText(DefaultNormalizer::normalizeText($answers[0]->getText())));
if ($match === false || $match == false || $test == '') {
$allcorrect = false;
}
}
} elseif ($forms->getType() == 1) {
foreach ($correctAnswers as $mask) {
$foundInStudentsAnswer = false;
foreach ($answers as $answer) {
if ($answer->getText() === $mask->getChoiceId()) {
$foundInStudentsAnswer = true;
break;
}
}
if ($mask->getCorrect() === '1' && !$foundInStudentsAnswer) {
$allcorrect = false;
break;
} elseif ($mask->getCorrect() === '0' && $foundInStudentsAnswer) {
$allcorrect = false;
break;
}
}
} elseif ($forms->getType() == 2) {
foreach ($correctAnswers as $mask) {
$foundInStudentsAnswer = false;
foreach ($answers as $answer) {
if ($answer->getText() === $mask->getChoiceId()) {
$foundInStudentsAnswer = true;
break;
}
}
if ($mask->getCorrect() === '1' && !$foundInStudentsAnswer) {
$allcorrect = false;
break;
} elseif ($mask->getCorrect() === '0' && $foundInStudentsAnswer) {
$allcorrect = false;
break;
}
}
}
if ($allcorrect) {
$points = $pro->getExercise()->getMaxPoints();
}
// save the marking
#region Form to PDF
if ($pro->getMarking() === null) {
$raw = $pro->getRawSubmission();
$exerciseName = '';
if ($raw !== null) {
$exerciseName = $raw->getExerciseName();
}
$answer = "";
if ($forms->getType() == 0) {
$answer = $formdata->getChoices()[0]->getText();
}
if ($forms->getType() == 1) {
$answer = $this->ChoiceIdToText($formdata->getChoices()[0]->getText(), $forms->getChoices());
}
if ($forms->getType() == 2) {
foreach ($formdata->getChoices() as $chosen) {
$answer .= $this->ChoiceIdToText($chosen->getText(), $forms->getChoices()) . '<br>';
}
}
$answer2 = "";
foreach ($forms->getChoices() as $chosen) {
if ($chosen->getCorrect() === '1') {
$answer2 .= $chosen->getText() . '<br>';
}
}
$Text = "<h1>AUFGABE {$exerciseName}</h1>" . "<hr>";
if ($forms->getTask() !== null && trim($forms->getTask()) != '') {
$Text .= "<p>" . "<h2>Aufgabenstellung:</h2>" . $forms->getTask() . "</p>";
}
$Text .= "<p>" . "<h2>Antwort:</h2>" . "<span style=\"color: " . ($points === 0 ? 'red' : 'black') . "\">" . $answer . "</span></p>";
if ($points === 0) {
$Text .= "<p>" . "<h2>Lösung:</h2><span style=\"color: green\">" . $answer2 . "</span></p>";
}
if ($forms->getSolution() !== null && trim($forms->getSolution()) != '') {
$Text .= "<p>" . "<h2>Lösungsbegründung:</h2>" . $forms->getSolution() . "</p>";
}
$Text .= "<p style=\"text-align: center;\">" . "<h2><span style=\"color: red\">{$points}P</span></h2>" . "</p>";
$pdf = Pdf::createPdf($Text);
//echo Pdf::encodePdf($pdf);return;
$result = Request::routeRequest('POST', '/pdf', array(), Pdf::encodePdf($pdf), $this->_pdf, 'pdf');
// checks the correctness of the query
if ($result['status'] >= 200 && $result['status'] <= 299) {
$pdf = File::decodeFile($result['content']);
$pdf->setDisplayName($exerciseName . '.pdf');
$pdf->setTimeStamp($timestamp);
$pdf->setBody(null);
$submission = $pro->getSubmission();
if ($submission === null) {
$submission = $pro->getRawSubmission();
}
$studentId = $pro->getRawSubmission() !== null ? $pro->getRawSubmission()->getStudentId() : null;
if ($studentId === null) {
$studentId = $pro->getSubmission() !== null ? $pro->getSubmission()->getStudentId() : null;
}
$marking = Marking::createMarking(null, $studentId, null, null, null, null, 3, $points, $submission->getDate() !== null ? $submission->getDate() : time());
if (is_object($submission)) {
$marking->setSubmission(clone $submission);
}
$marking->setFile($pdf);
$pro->setMarking($marking);
} else {
$res[] = null;
$this->app->response->setStatus(409);
continue;
}
}
#endregion
$rawSubmission = $pro->getRawSubmission();
$rawFile = $rawSubmission->getFile();
$rawFile->setBody(Form::encodeForm($formdata), true);
$rawSubmission->setFile($rawFile);
$rawSubmission->setExerciseId($eid);
$pro->setRawSubmission($rawSubmission);
$res[] = $pro;
continue;
}
}
}
$this->app->response->setStatus(409);
$res[] = null;
}
if (!$arr && count($res) == 1) {
$this->app->response->setBody(Process::encodeProcess($res[0]));
} else {
$this->app->response->setBody(Process::encodeProcess($res));
}
}
/**
* Adds a form.
*
* Called when this component receives an HTTP POST request to
* /form(/).
*/
public function addForm()
{
Logger::Log('starts POST AddForm', LogLevel::DEBUG);
$header = $this->app->request->headers->all();
$body = $this->app->request->getBody();
$this->app->response->setStatus(201);
$forms = Form::decodeForm($body);
// always been an array
$arr = true;
if (!is_array($forms)) {
$forms = array($forms);
$arr = false;
}
// this array contains the indices of the inserted objects
$res = array();
$choices = array();
foreach ($forms as $key => $form) {
$choices[] = $form->getChoices();
$forms[$key]->setChoices(null);
}
$resForms = array();
foreach ($forms as $form) {
$method = 'POST';
$URL = '/form';
if ($form->getFormId() !== null) {
$method = 'PUT';
$URL = '/form/' . $form->getFormId();
}
$result = Request::routeRequest($method, $URL, array(), Form::encodeForm($form), $this->_form, 'form');
// checks the correctness of the query
if ($result['status'] >= 200 && $result['status'] <= 299 && isset($result['content'])) {
$newform = Form::decodeForm($result['content']);
if ($form->getFormId() === null) {
$form->setFormId($newform->getFormId());
}
$resForms[] = $form;
} else {
$f = new Form();
$f->setStatus(409);
$resForms[] = $f;
}
}
$forms = $resForms;
$i = 0;
foreach ($choices as &$choicelist) {
foreach ($choicelist as $key2 => $choice) {
if ($forms[$i]->getFormId() !== null) {
$formId = $forms[$i]->getFormId();
$choicelist[$key2]->setFormId($formId);
$method = 'POST';
$URL = '/choice';
if ($choicelist[$key2]->getChoiceId() !== null) {
$method = 'PUT';
$URL = '/choice/' . $choice->getChoiceId();
}
$result = Request::routeRequest($method, $URL, array(), Choice::encodeChoice($choicelist[$key2]), $this->_choice, 'choice');
if ($result['status'] >= 200 && $result['status'] <= 299) {
$newchoice = Choice::decodeChoice($result['content']);
if ($choicelist[$key2]->getChoiceId() === null) {
$choicelist[$key2]->setChoiceId($newchoice->getChoiceId());
}
$choicelist[$key2]->setStatus(201);
} else {
$choicelist[$key2]->setStatus(409);
}
}
}
$forms[$i]->setChoices($choicelist);
$i++;
}
// checks the correctness of the query
/*if ( $result['status'] >= 200 &&
$result['status'] <= 299 && isset($result['content'])){
$newforms = Form::decodeForm($result['content']);
if ( !is_array( $newforms ) )
$newforms = array($newforms);
$i=0;
foreach ($forms as &$form){
if ($form->getFormId() === null)
$form->setFormId($newforms[$i]->getFormId());
$i++;
}
$sendChoices = array();
$i=0;
foreach ( $choices as $choicelist ){
foreach ( $choicelist as $choice ){
$choice->setFormId($forms[$i]->getFormId());
$sendChoices[] = $choice;
}
$i++;
}
$choices = $sendChoices;
$result = Request::routeRequest(
'POST',
'/choice',
$this->app->request->headers->all( ),
Choice::encodeChoice($choices),
$this->_choice,
'choice'
);
// checks the correctness of the query
if ( $result['status'] >= 200 &&
$result['status'] <= 299 ){
$newchoices = Choice::decodeChoice($result['content']);
$choicelist = array();
$i=0;
foreach ( $choices as &$choice ){
$choice->setChoiceId($newchoices[$i]->getChoiceId());
if (!isset($choicelist[$choice->getFormId()]))
$choicelist[$choice->getFormId()] = array();
$choicelist[$choice->getFormId()][] = $choice;
$i++;
}
foreach ( $forms as &$form ){
$form->setChoices($choicelist[$form->getFormId()]);
}
$res[] = $forms;
} else{
// remove forms on failure
foreach ($forms as $form){
$result = Request::routeRequest(
'DELETE',
'/form/'.$form->getFormId(),
$this->app->request->headers->all( ),
'',
$this->_form,
'form'
);
}
$res[] = null;
$this->app->response->setStatus( 409 );
}
} else {
$res[] = null;
$this->app->response->setStatus( 409 );
}*/
if ($this->app->response->getStatus() != 201) {
Logger::Log('POST AddForms failed', LogLevel::ERROR);
}
if (!$arr && count($res) == 1) {
$this->app->response->setBody(Form::encodeForm($res[0]));
} else {
$this->app->response->setBody(Form::encodeForm($res));
}
}
/**
* Processes a process
*
* Called when this component receives an HTTP POST request to
* /process(/).
*/
public function postProcess()
{
$this->app->response->setStatus(201);
$header = $this->app->request->headers->all();
$body = $this->app->request->getBody();
$process = Process::decodeProcess($body);
// always been an array
$arr = true;
if (!is_array($process)) {
$process = array($process);
$arr = false;
}
// this array contains the indices of the inserted objects
$res = array();
foreach ($process as $pro) {
$eid = $pro->getExercise()->getId();
// loads the form from database
$result = Request::routeRequest('GET', '/form/exercise/' . $eid, $this->app->request->headers->all(), '', $this->_formDb, 'form');
// checks the correctness of the query
if ($result['status'] >= 200 && $result['status'] <= 299) {
// only one form as result
$forms = Form::decodeForm($result['content']);
$forms = $forms[0];
$formdata = $pro->getRawSubmission()->getFile();
$timestamp = $formdata->getTimeStamp();
if ($timestamp === null) {
$timestamp = time();
}
if ($formdata !== null && $forms !== null) {
$formdata = Form::decodeForm($formdata->getBody(true));
if (is_array($formdata)) {
$formdata = $formdata[0];
}
if ($formdata !== null) {
// check the submission
$fail = false;
$parameter = explode(' ', strtolower($pro->getParameter()));
$choices = $formdata->getChoices();
if ($forms->getType() == 0) {
foreach ($choices as &$choice) {
$i = 0;
for ($i < 0; $i < count($parameter); $i++) {
$param = $parameter[$i];
if ($param === null || $param === '') {
continue;
}
switch ($param) {
case 'isnumeric':
if (!@preg_match("%^-?([0-9])+([,]([0-9])+)?\$%", DefaultNormalizer::normalizeText($choice->getText()))) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" ist keine gültige Zahl. <br>Bsp.: -0,00');
}
break;
case 'isdigit':
if (!ctype_digit(DefaultNormalizer::normalizeText($choice->getText()))) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" ist keine gültige Ziffernfolge.');
}
break;
case 'isprintable':
if (!ctype_print(DefaultNormalizer::normalizeText($choice->getText()))) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" enthält nicht-druckbare Zeichen.');
}
break;
case 'isalpha':
if (!ctype_alpha(DefaultNormalizer::normalizeText($choice->getText()))) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" ist keine gültige Buchstabenfolge.');
}
break;
case 'isalphanum':
if (!ctype_alnum(DefaultNormalizer::normalizeText($choice->getText()))) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" ist nicht alphanumerisch.');
}
break;
case 'ishex':
if (!ctype_xdigit(DefaultNormalizer::normalizeText($choice->getText()))) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" ist keine gültige Hexadezimalzahl.');
}
break;
default:
$test = $parameter[$i];
$i++;
while ($i < count($parameter)) {
if (@preg_match($test, DefaultNormalizer::normalizeText($choice->getText())) !== false) {
break;
}
$test .= ' ' . $parameter[$i];
$i++;
}
$match = @preg_match($test, DefaultNormalizer::normalizeText($choice->getText()));
if ($match === false) {
$fail = true;
$pro->addMessage('"' . $test . '" ist kein gültiger regulärer Ausdruck.');
} elseif ($match == false) {
$fail = true;
$pro->addMessage('"' . $choice->getText() . '" entspricht nicht dem regulären Ausdruck "' . $test . '".');
}
break;
}
}
}
}
if ($fail) {
// received submission isn't correct
$pro->setStatus(409);
$res[] = $pro;
$this->app->response->setStatus(409);
continue;
}
// save the submission
#region Form to PDF
if ($pro->getSubmission() === null) {
$raw = $pro->getRawSubmission();
$exerciseName = '';
if ($raw !== null) {
$exerciseName = $raw->getExerciseName();
}
$answer = "";
if ($forms->getType() == 0) {
$answer = $formdata->getChoices()[0]->getText();
}
if ($forms->getType() == 1) {
$answer = $this->ChoiceIdToText($formdata->getChoices()[0]->getText(), $forms->getChoices());
}
if ($forms->getType() == 2) {
foreach ($formdata->getChoices() as $chosen) {
$answer .= $this->ChoiceIdToText($chosen->getText(), $forms->getChoices()) . '<br>';
}
}
$Text = "<h1>AUFGABE {$exerciseName}</h1>" . "<hr>";
if ($forms->getTask() !== null && trim($forms->getTask()) != '') {
$Text .= "<p>" . "<h2>Aufgabenstellung:</h2>" . $forms->getTask() . "</p>";
}
$Text .= "<p>" . "<h2>Antwort:</h2>" . $answer . "</p>";
$pdf = Pdf::createPdf($Text);
$pdf->setText($Text);
//echo Pdf::encodePdf($pdf);return;
$result = Request::routeRequest('POST', '/pdf', array(), Pdf::encodePdf($pdf), $this->_pdf, 'pdf');
// checks the correctness of the query
if ($result['status'] >= 200 && $result['status'] <= 299) {
$pdf = File::decodeFile($result['content']);
$pdf->setDisplayName($exerciseName . '.pdf');
$pdf->setTimeStamp($timestamp);
$pdf->setBody(null);
if (is_object($pro->getRawSubmission())) {
$submission = clone $pro->getRawSubmission();
} else {
$submission = new Submission();
}
$submission->setFile($pdf);
$submission->setExerciseId($eid);
$pro->setSubmission($submission);
} else {
$pro->setStatus(409);
$res[] = $pro;
$this->app->response->setStatus(409);
continue;
}
}
#endregion
$rawSubmission = $pro->getRawSubmission();
$rawFile = $rawSubmission->getFile();
$rawFile->setBody(Form::encodeForm($formdata), true);
$rawSubmission->setFile($rawFile);
$rawSubmission->setExerciseId($eid);
$pro->setRawSubmission($rawSubmission);
$pro->setStatus(201);
$res[] = $pro;
continue;
}
}
}
$this->app->response->setStatus(409);
$pro->setStatus(409);
$res[] = $pro;
}
if (!$arr && count($res) == 1) {
$this->app->response->setBody(Process::encodeProcess($res[0]));
} else {
$this->app->response->setBody(Process::encodeProcess($res));
}
}
} else {
$file = null;
$error = 0;
}
if ($error === 0) {
$errormsg = '';
// prüfe ob nur erlaubte Zeichen im Dateinamen verwendet wurden
$pregRes = @preg_match("%^((?!\\.)[a-zA-Z0-9\\.\\-_]+)\$%", $file['name']);
if ($file === null || $pregRes) {
if (isset($_FILES[$fileName])) {
$filePath = $file['tmp_name'];
$uploadFile = File::createFile(null, $file['name'], null, $timestamp, null, null);
$uploadFile->setBody(Reference::createReference($file['tmp_name']));
} else {
$uploadFile = File::createFile(null, null, null, $timestamp, null, null);
$uploadFile->setBody(Form::encodeForm($formdata), true);
}
$uploadSubmission = Submission::createSubmission(null, $uid, null, $exerciseId, $exercise['comment'], 1, $timestamp, null, $leaderId);
$uploadSubmission->setFile($uploadFile);
$uploadSubmission->setExerciseName(isset($exercise['name']) ? $exercise['name'] : null);
$uploadSubmission->setSelectedForGroup('1');
if ($isExpired) {
$uploadSubmission->setAccepted(0);
}
$URL = $serverURI . '/logic/LProcessor/submission';
///echo Submission::encodeSubmission($uploadSubmission);return;
$result = http_post_data($URL, Submission::encodeSubmission($uploadSubmission), true, $message);
//echo $result;
if ($message != "201") {
$result = Submission::decodeSubmission($result);
$exercise = $key + 1;
public function get($functionName, $sqlFile, $formid, $courseid, $esid, $eid, $singleResult = false, $checkSession = true)
{
Logger::Log('starts GET ' . $functionName, LogLevel::DEBUG);
// checks whether incoming data has the correct data type
$formid = DBJson::mysql_real_escape_string($formid);
DBJson::checkInput($this->_app, $courseid == '' ? true : ctype_digit($courseid), $esid == '' ? true : ctype_digit($esid), $eid == '' ? true : ctype_digit($eid));
// starts a query, by using a given file
$result = DBRequest::getRoutedSqlFile($this->query, $sqlFile, array('formid' => $formid, 'courseid' => $courseid, 'esid' => $esid, 'eid' => $eid), $checkSession);
// checks the correctness of the query
if ($result['status'] >= 200 && $result['status'] <= 299) {
$query = Query::decodeQuery($result['content']);
if (is_array($query)) {
$query = $query[count($query) - 1];
}
if ($query->getNumRows() > 0) {
$res = Form::ExtractForm($query->getResponse(), $singleResult);
$this->_app->response->setBody(Form::encodeForm($res));
$this->_app->response->setStatus(200);
if (isset($result['headers']['Content-Type'])) {
$this->_app->response->headers->set('Content-Type', $result['headers']['Content-Type']);
}
$this->_app->stop();
} else {
$result['status'] = 404;
}
}
Logger::Log('GET ' . $functionName . ' failed', LogLevel::ERROR);
$this->_app->response->setStatus(isset($result['status']) ? $result['status'] : 409);
$this->_app->response->setBody(Form::encodeForm(new Form()));
$this->_app->stop();
}
}
}
if (isset($subexercise['choiceId'])) {
$choiceIds = $subexercise['choiceId'];
foreach ($choiceIds as $tempKey => $choiceData) {
if (isset($choices[$tempKey])) {
$choices[$tempKey]->setChoiceId($choiceData);
}
}
}
$choices = array_values($choices);
$form->setChoices($choices);
$forms[] = $form;
}
}
$forms = json_decode(Form::encodeForm($forms), true);
########################
### end create_forms ###
########################
#endregion
#region create_processors
###############################
### begin create_processors ###
###############################
// create processor data
foreach ($exercise as $key2 => $subexercise) {
if (isset($subexercise['processorType'])) {
$tempProcessors = array();
$processorType = $subexercise['processorType'];
foreach ($processorType as $tempKey => $Data) {
$processor = new Process();
