php 模拟post请求

class Request{

  

    public static function post($url, $post_data = '', $timeout = 5){//curl

  

        $ch = curl_init();

        curl_setopt ($ch, CURLOPT_URL, $url);

  

        curl_setopt ($ch, CURLOPT_POST, 1);

  

        if($post_data != ''){

  

            curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);

  

        }

  

        curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);

  

        curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);

  

        curl_setopt($ch, CURLOPT_HEADER, false);

  

        $file_contents = curl_exec($ch);

  

        curl_close($ch);

  

        return $file_contents;

  

    }

    public static function post2($url, $data=array()){//file_get_content

            

        $postdata = http_build_query(

            $data

        );          

        $opts = array('http' =>

  

                      array(

  

                          'method'  => 'POST',

  

                          'header'  => 'Content-type: application/x-www-form-urlencoded',

  

                          'content' => $postdata

  

                      )

  

        );          

        $context = stream_context_create($opts);

        $result = file_get_contents($url, false, $context);

        return $result;

    }

    public static function post3($host,$path,$query,$others=''){//fsocket

  

  

        $post="POST $path HTTP/1.1 Host: $host ";

  

        $post.="Content-type: application/x-www-form-";

  

        $post.="urlencoded ${others}";

  

        $post.="User-Agent: Mozilla 4.0 Content-length: ";

  

        $post.=strlen($query)." Connection: close $query";

  

        $h=fsockopen($host,80);

  

        fwrite($h,$post);

  

        for($a=0,$r='';!$a;){

  

                $b=fread($h,8192);

  

                $r.=$b;

  

                $a=(($b=='')?1:0);

  

            }

  

        fclose($h);

  

        return $r;

  

    }

}

$url='http://******/con/Inter.php';

$data=Request::post($url,array('api'=>'tag_list'));

$data2=Request::post2($url,array('api'=>'tag_list'));

echo $data;