private function updateQuestion($question, $params)
{
$dirty = false;
// UPDATE QUESTION
if (isset($params['question'])) {
$question->setQuestion($q = $params['question']);
$question->setTitle(my_substr($q, 0, 50));
$dirty = true;
}
// UPDATE CHOICES
// TODO zuviel in dieser action, besser nur 10 zeilen pro function
if (isset($params['answers'])) {
$answers = array();
foreach ($question->getAnswers() as $answer) {
$answers[$answer['answer_id']] = $answer;
}
$new_answers = array();
foreach ($params['answers'] as $id => $choice) {
if ($choice !== '') {
$new_answers[] = is_int($id) ? Question::makeChoice($choice) : array_merge($answers[$id], array('text' => $choice));
}
}
$question->setAnswers($new_answers);
$dirty = true;
}
if ($dirty) {
$question->executeWrite();
}
return $question->isError();
}
