Stores a view output in the elements.
function storeViewPreview($output) {
$htmlDom = new \DOMDocument();
@$htmlDom
->loadHTML($output);
if ($htmlDom) {
// It's much easier to work with simplexml than DOM, luckily enough
// we can just simply import our DOM tree.
$this->elements = simplexml_import_dom($htmlDom);
}
}