PHP爱站权重查询API接口源码

这是一款PHP权重查询API接口源码，调用的爱站网的接口，可以查询任意网站权重。

<?php
header("Access-Control-Allow-Origin:*");
header('Content-type: application/json');
if(!$_GET['url']){error();}
// get过来的参数不能带有http(s)://
$url = $_GET['url'];
$html = httpGet("https://www.aizhan.com/cha/".$url."/");
preg_match_all('<img src="(.*)" alt="(.*)">',$html,$aizhan);
$baidupc = $aizhan[2][1] ? $aizhan[2][1] : '0';
$baidum  = $aizhan[2][2] ? $aizhan[2][2] : '0';
$sougou  = $aizhan[2][3] ? $aizhan[2][3] : '0';
$google  = $aizhan[2][4] ? $aizhan[2][4] : '0';
if($_GET['type']=='json'){
echo json_encode(array('state'=>'200','host'=>$url,'data'=>array('baidupc'=>$baidupc,'baidum'=>$baidum,'sougou'=>$sougou,'google'=>$google)));
}else{
if($_GET['type']=='baidupc'){
header('Location:'.$aizhan[1][1]);
}elseif($_GET['type']=='baidum'){
header('Location:'.$aizhan[1][2]);
}elseif($_GET['type']=='sougou'){
header('Location:'.$aizhan[1][3]);
}elseif($_GET['type']=='google'){
header('Location:'.$aizhan[1][4]);
}else{
header('Location:'.$aizhan[1][1]);
}
}
/**
* error
* @return json 返回error
*/
function error(){
$arr=array('url'=>'error');
echoJson(json_encode($arr));
exit();
}
/**
* curl模拟get请求
* @param  string $a url
* @param  string $b post参数
* @param  string $c 模拟来路
* @param  string $d 模拟cookie
* @return string    返回网站源码
*/
function httpGet($a, $b = '', $c = '', $d = ''){
$e = curl_init();
$f = mt_rand(11, 191) . "." . mt_rand(0, 240) . "." . mt_rand(1, 240) . "." . mt_rand(1, 240);
$i[] = "CLIENT-IP:" . $f;
$i[] = "X-FORWARDED-FOR:" . $f;
$i[] = "User-agent:Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.57 Safari/536.11";
$i[] = "X-Requested-With: XMLHttpRequest";
if (!empty($d)) {
$i[] = "Cookie: " . $d;
}
curl_setopt($e, CURLOPT_HTTPHEADER, $i);
curl_setopt($e, CURLOPT_RETURNTRANSFER, true);
curl_setopt($e, CURLOPT_TIMEOUT, 180);
curl_setopt($e, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($e, CURLOPT_SSL_VERIFYHOST, false);
if (!empty($c)) {
curl_setopt($e, CURLOPT_REFERER, $c);
}
if (!empty($b)) {
curl_setopt($e, CURLOPT_POST, 1);
curl_setopt($e, CURLOPT_POSTFIELDS, $b);
}
curl_setopt($e, CURLOPT_URL, $a);
curl_setopt($e, CURLOPT_ENCODING, "gzip");
$j = curl_exec($e);
curl_close($e);
return $j;
}

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