public function getNewRandomArticle($number = 1)
    {
        $wiki_api = $this->base_api . 'action=query&list=random&rnnamespace=0&rnlimit=' . $number;
        $json_wapi = json_decode(file_get_contents($wiki_api), true);
        $this->article_ids = [];
        foreach ($json_wapi['query']['random'] as $item) {
            $this->article_ids[] = $item['id'];
        }

        return $this->article_ids;
    }