<?php
/**
 * 爱站权重获取
 * @author Bygones
 * @time   2018年8月27日
 * 代码仅供参考
 * 调用方法 ?url=你要查询的域名
 */
$seo_url = $_GET['url'];
if(empty(trim($seo_url))) {
  return json_encode(['code'=>'0','请填写查询的域名']);
}

$url = 'https://www.aizhan.com/cha/'.$seo_url.'/';
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL,$url);
curl_setopt($curl, CURLOPT_HEADER, 1);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);

$data = curl_exec($curl);
curl_close($curl);
//百度 
preg_match_all('/<a id="baidurank_br" target="_blank" href="https:\/\/baidurank\.aizhan\.com\/baidu\/'.$seo_url.'\/">(.*)<\/a>/',$data,$pc_baidu);
preg_match_all('/<a id="baidurank_mbr" target="_blank" href="https:\/\/baidurank.aizhan.com\/mobile\/'.$seo_url.'\/">(.*)<\/a>/',$data,$wap_baidu);
preg_match_all('/<a id="sogou_pr" target="_blank" href="https:\/\/pr.aizhan.com\/'.$seo_url.'\/">(.*)<\/a>/',$data,$sogou_pr);
preg_match_all('/<a id="guge_pr" target="_blank" href="https:\/\/pr.aizhan.com\/'.$seo_url.'\/">(.*)<\/a>/',$data,$guge_pr);
echo $pc_baidu[1][0];//PC百度
echo $wap_baidu[1][0];//wap百度
echo $sogou_pr[1][0];//搜狗
echo $guge_pr[1][0];//谷謌