/**
* Adds an exercise.
*
* Called when this component receives an HTTP POST request to
* /exercise(/).
* The request body should contain a JSON object representing an array of exercises
*/
public function addExercise()
{
$header = $this->app->request->headers->all();
$body = json_decode($this->app->request->getBody(), true);
$allright = true;
$result = array();
if (isset($body) == true && empty($body) == false) {
foreach ($body as $subexercise) {
// create exercise in DB
$FileTypesArrayTemp = null;
if (isset($subexercise['fileTypes'])) {
$FileTypesArrayTemp = $subexercise['fileTypes'];
unset($subexercise['fileTypes']);
}
$subexerciseJSON = json_encode($subexercise);
$URL = $this->lURL . '/DB/exercise';
$method = 'POST';
if (isset($subexercise['id']) && $subexercise['id'] !== null) {
$method = 'PUT';
$URL = $this->lURL . '/DB/exercise/' . $subexercise['id'];
}
$subexerciseAnswer = Request::custom($method, $URL, $header, $subexerciseJSON);
if ($subexerciseAnswer['status'] == 201) {
$subexerciseOutput = json_decode($subexerciseAnswer['content'], true);
if (isset($subexercise['id'])) {
$result[] = $subexercise;
$subexerciseOutput = $subexercise;
} else {
$result[] = Exercise::decodeExercise($subexerciseAnswer['content']);
}
if (isset($subexerciseOutput['id'])) {
$linkid = $subexerciseOutput['id'];
}
// create attachement in DB and FS
if (isset($subexercise['attachments']) && !empty($subexercise['attachments'])) {
foreach ($subexercise['attachments'] as &$attachment) {
$attachment['exerciseId'] = $linkid;
}
$attachments = $subexercise['attachments'];
$tempAttachments = array();
foreach ($attachments as $attachment) {
$temp = Attachment::createAttachment(null, $attachment['exerciseId'], null, null);
$temp->setFile($attachment);
$tempAttachments[] = $temp;
}
$res = Request::routeRequest('POST', '/attachment', $header, Attachment::encodeAttachment($tempAttachments), $this->_postAttachment, 'attachment');
// checks the correctness of the query
if ($res['status'] >= 200 && $res['status'] <= 299) {
// ...
} else {
$allright = false;
break;
}
}
// create ExerciseFileTypes
if (isset($FileTypesArrayTemp) && !empty($FileTypesArrayTemp)) {
foreach ($FileTypesArrayTemp as $fileType) {
$myExerciseFileType = ExerciseFileType::createExerciseFileType(NULL, $fileType['text'], $linkid);
$myExerciseFileTypeJSON = ExerciseFileType::encodeExerciseFileType($myExerciseFileType);
$URL = $this->lURL . "/DB/exercisefiletype";
$FileTypesAnswer = Request::custom('POST', $URL, $header, $myExerciseFileTypeJSON);
if ($FileTypesAnswer['status'] != 201) {
$allright = false;
break;
}
}
}
if ($allright == false) {
break;
}
} else {
$allright = false;
break;
}
}
}
if ($allright == true) {
$this->app->response->setBody(Exercise::encodeExercise($result));
$this->app->response->setStatus(201);
} else {
$this->app->response->setStatus(409);
}
}
if ($mimeType == '') {
continue;
}
$mimeType = explode('.', trim(strtolower($mimeType)));
$ending = isset($mimeType[1]) ? $mimeType[1] : null;
$mimeType = $mimeType[0];
if (FILE_TYPE::checkSupportedFileType($mimeType) == false) {
$errormsg = Language::Get('main', 'invalidFileType', $langTemplate);
array_push($notifications, MakeNotification('warning', $errormsg));
$correctExercise = true;
//break;
} else {
// if mime-type is supported add mimeTypes
$mimes = FILE_TYPE::getMimeTypeByFileEnding(trim(strtolower($mimeType)));
foreach ($mimes as &$mime) {
$mime = ExerciseFileType::createExerciseFileType(null, $mime . '' . (isset($ending) ? ' *.' . $ending : ''), null);
}
$mimeTypes = array_merge($mimeTypes, $mimes);
}
}
}
// save mimeTypes in validated Exercises
$validatedExercises[$key1][$key2]['mime-type'] = $mimeTypes;
}
}
}
$forms = array();
$processors = array();
if (isset($_POST['action'])) {
if ($correctExercise == true) {
// get sheetPDF
