public function renderTag($internal_id)
{
$this->template->pages = $this->pages;
$tag = null;
if ($internal_id !== null) {
$tag = $this->tagFacade->getById($internal_id);
}
$this->template->tag = $tag;
}
/**
* @param int $tagId
* @return Tag
*/
private function getTag($tagId)
{
if (empty($this->tags)) {
// if processing "handle" method, $this->tags is always empty array
// because this factory is invoked before render method
$tag = $this->tagFacade->getById($tagId);
if ($tag === null) {
// trying to request non-existing tag
$this->onMissingTag($this);
// there is happening redirect
}
$this->tags[$tagId] = $tag;
} else {
// common request
$tag = $this->tags[$tagId];
}
return $tag;
}
