php查询google pr值接口api介绍 最新 google pr值查询 接口 php版 示例

?php/*php获取网站谷歌pr值完整示例*/function app_hash_url($url){$seed="Mining PageRank is AGAINST GOOGLE'S TERMS OF SERVICE.";$result=0x01020345;for($i=0;$istrlen($url);$i++){$result^=ord($seed{$i%87})^ord($url{$i});$result=(($result23)0x1F

>23)&0x1FF)|$result<<9;

}

return sprintf("8%x",$result);

}

function get_pr($url){

$PR_CH=app_hash_url($url);

$url='/tbr?client=navclient-auto&features=Rank&q=info:'.$url.'&ch='.$PR_CH;

$prtext=file_get_contents($url);

if($prtext!=""){

$pr=explode(":",$prtext);

echo $pr[2];

}else{

echo 0;

}

}

echo get_pr("");

?>