百度时间因子添加

    <!-- 百度统计 -->
    <script>
        var _hmt = _hmt || [];
        (function() {
            var hm = document.createElement("script");
            hm.src = "https://hm.baidu.com/hm.js?b9c8f8d8d7f9d8f8d7f9d8f8d7f9d8f8";
            var s = document.getElementsByTagName("script")[0]; 
            s.parentNode.insertBefore(hm, s);
        })();
        console.log({$article});
    </script>
    <php>
        $content = str_replace('\"', '', $article['content']);
        preg_match_all('/<img[^>]*src\s?=\s?[\'|"]([^\'|"]*)[\'|"]/is', $content, $picarr);
        if(!empty($picarr[1][0])){
            $src= $picarr[1][0];
        }else{
            $src='';
        }

    </php>
    <script type="application/ld+json">
        { 
        "@context": "https://ziyuan.baidu.com/contexts/cambrian.jsonld",
        "@id": "https://{$_SERVER['SERVER_NAME']}/ask/{$article.id}.html",
        "title":"{$article.title}",
        "images": ["https://oss.kaoersi.com/{$src}"],
        "description":"{$article.description}",
        "pubDate": "{$article.create_time|date='Y-m-d\TH:i:s'}",
        "upDate":"{$article.create_time|date='Y-m-d\TH:i:s'}",
        "IrDate":"{$article.answer_time|date='Y-m-d\TH:i:s'}",
        }
    </script>
    
    <!-- 百度统计 -->