public function getNextRequestableHint()
{
$query = "\n\t\t\tSELECT\t\tqht_hint_id\n\t\t\t\n\t\t\tFROM\t\tqpl_hints\n\t\t\t\n\t\t\tWHERE\t\tqht_question_fi = %s\n\t\t\t\n\t\t\tORDER BY\tqht_hint_index ASC\n\t\t";
$res = $this->db->queryF($query, array('integer'), array($this->previewSession->getQuestionId()));
while ($row = $this->db->fetchAssoc($res)) {
if (!$this->isRequested($row['qht_hint_id'])) {
return ilAssQuestionHint::getInstanceById($row['qht_hint_id']);
}
}
throw new ilTestException("no next hint found for questionId={$this->previewSession->getQuestionId()}, userId={$this->previewSession->getUserId()}");
}
protected function savePreviewData(ilAssQuestionPreviewSession $previewSession)
{
$userSolution = $previewSession->getParticipantsSolution();
if (!is_array($userSolution)) {
$userSolution = array();
}
if (strcmp($_POST['cmd'][$this->questionActionCmd], $this->lng->txt('delete')) == 0) {
if (is_array($_POST['deletefiles']) && count($_POST['deletefiles']) > 0) {
$userSolution = $this->deletePreviewFileUploads($previewSession->getUserId(), $userSolution, $_POST['deletefiles']);
} else {
ilUtil::sendInfo($this->lng->txt('no_checkbox'), true);
}
} else {
if (strlen($_FILES["upload"]["tmp_name"])) {
if ($this->checkUpload()) {
if (!@file_exists($this->getPreviewFileUploadPath($previewSession->getUserId()))) {
ilUtil::makeDirParents($this->getPreviewFileUploadPath($previewSession->getUserId()));
}
$version = time();
$filename_arr = pathinfo($_FILES["upload"]["name"]);
$extension = $filename_arr["extension"];
$newfile = "file_" . md5($_FILES["upload"]["name"]) . "_" . $version . "." . $extension;
ilUtil::moveUploadedFile($_FILES["upload"]["tmp_name"], $_FILES["upload"]["name"], $this->getPreviewFileUploadPath($previewSession->getUserId()) . $newfile);
$userSolution[$newfile] = array('solution_id' => $newfile, 'value1' => $newfile, 'value2' => $_FILES['upload']['name'], 'tstamp' => $version, 'webpath' => $this->getPreviewFileUploadPathWeb($previewSession->getUserId()));
}
}
}
$previewSession->setParticipantsSolution($userSolution);
}
