/**
* Erzeugt eine Revision des Artikels
* @param int $timer
* @return boolean
*/
public function createRevision($timer = 0)
{
$content = $this->getPreparedSaveParams();
$content = $this->events->runEvent('createRevision', $content);
if (!$timer) {
$timer = $this->changetime;
}
$revision = new revision();
$revision->setArticleId($this->id);
$revision->setRevisionIdx($timer);
$revision->setContent($content);
$newHash = $revision->createHashSum();
$revision->setHashsum($newHash);
if (is_array($this->data['preparedRevision']) && $revision->createHashSum($this->data['preparedRevision']) === $newHash) {
return true;
}
if (!$revision->save()) {
trigger_error('Unable to create revision for article ' . $this->id);
return false;
}
return true;
}
