新浪短链接生成源码（t.cn）

<?php
function weibo_url($site){
        $url = 'http://service.weibo.com/share/share.php?url='.urlencode($site).'&title=í颓废ˇsńec&pic=&appkey=';
        set_time_limit(0);
         sleep(0.5);
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_USERAGENT,'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3314.0 Safari/537.36 SE 2.X MetaSr 1.0');
        curl_setopt($ch, CURLOPT_HEADER, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt ($ch, CURLOPT_REFERER, "http://news.cctv.com/2019/10/05/ARTIb5yFeGjgXJvHJx4Z1z0N191005.shtml");  
        curl_setopt($ch, CURLOPT_MAXREDIRS,3);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 15);
        curl_setopt($ch, CURLOPT_URL, $url);
        $result = curl_exec($ch);
        curl_close($ch);
         
        preg_match('#<em class="tag_text">(.*?)<\/em>#' , $result ,$wburl);
        return json_encode(['result'=>'ok','url'=>$site,'wb_url'=>$wburl[1],'time'=>time()]);
}
print_r(weibo_url($_GET['url']));