/**
* Update answers from array.
*
* Method changes only state of the object you must
* call save() if you want to push changes to database.
*
* @param array $answers
* @return Poll_Question
*/
public function updateAnswers(array $answers)
{
$update = array();
$new = array();
foreach ($answers as $answer) {
if (isset($answer['id'])) {
unset($answer['responses']);
$update[$answer['id']] = $answer;
} else {
$new[] = $answer;
}
}
foreach ($this->getAnswers() as $answer) {
$id = $answer->getId();
if (!isset($update[$id])) {
$this->_answersToDelete[] = $id;
} else {
$answer->setValues($update[$id]);
}
}
foreach ($new as $data) {
$answer = new Poll_Answer();
$answer->setValues($data);
$answer->setQuestionId($this->getId());
$this->getAnswers()->append($answer);
}
return $this;
}
