php 模擬post請求

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\r\nHost: $host\r\n";

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

        $post.="urlencoded\r\n${others}";

        $post.="User-Agent: Mozilla 4.0\r\nContent-length: ";

        $post.=strlen($query)."\r\nConnection: close\r\n\r\n$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;

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