public function __invoke($text, $sentences = 3)
{
$stripTags = $this->getView()->plugin('stripTags');
$summarizer = new Summarizer();
$summarizer->text = $stripTags($text);
return $summarizer->summarize($sentences);
}
public function process()
{
$summarizer = new Summarizer();
$summarizer->text = $this->post->content;
$this->post->excerpt = $summarizer->summarize(3);
$this->post->save();
}