PHP + Socket Programming Practice-Blog reply

Because it is also the way to learn, first draw ideas, code and look at other people's learning, the last is based on the idea of completion, may be relatively simple, late in to improve and change     <?php/**  * php+socket programming HTTP request  * @version  c.php  * Mock Blog Park reviews  */interface proto{   //connection URL     public functio N Conn ($url);    //Send GET request     Public function get ();    //Send POST request     Public Function post ($body);    //off connection     public function close (); Class Http implements proto{    protected $response = ';     protected $fh =null;     Pro tected $errno =-1;     Protected $errorstr = ';       Protected $line = Array ();     Protected $header = Array ();     Protected $body = Array ();     Public $url = Array ();       Public function __construct ($url) {        $this->conn ($url);     &N Bsp   $this->setheader (' Host: '. $this->url[' host '));    } &NBsp  //Request line     protected function Setline ($method) {        $this->line[0] = $method. ' ' . $this->url[' path '].   '. ' http/1.1 ';    }    //header information     public function SetHeader ($headerline) {        $th Is->header[] = $headerline;    }    //main information     protected function Setbody ($body) {                $this->body[] = http_build_query ($body);    }    //connection URL     PUBLIC function conn ($url) {        $this->url = Parse_url ($url);         if (!isset ($this->url[' Port ')) {            $this->url[' p Ort '] = 80;        }         $this->fh = fsockopen ($this->url[' host '), $this->url[' p Ort '], $this->errno, $this->errorstr,3);    }    //Build GET request     Public function get () {        $this->setline (' get ');         $this->request ();         return $this->response;    }    //Send POST request     Public Function post ($BO) {        $this->s Etline (' POST ');                //content-type               & nbsp $this->setheader ("content-type:application/x-www-form-urlencoded");                   $this->setbody ($BO);                //content-length                 $this->setheader ("Content-length:" strlen ($this->body[0));                 $this->request ();                 return $this->response;    } &NBsp   Public Function request () {        $req = Array_merge ($this->line, $this->header,array (' '), $this->body,array ("));        //print_r ($req);d ie;         $req = implode (Php_eol, $req); Php_eol/     echo $req;d ie;         fwrite ($this->fh, $req);         while (!feof ($this->fh)) {            $this->response. = fr EAD ($this->fh,1024);        }         $this->close ();    }     Public function close () {            fclose ($this->fh) &nb Sp  }   above is a simple class     <?php   require ("./c.php"); Introducing the above class $url = "Http://www.cnblogs.com/mvc/PostComment/Add.aspx"; $http = new http ($url); $http->setheader ("cookie:xxxx"); $http->setheader ("referer:http://www.cnblogs.com/geek12/p/4024793.html"); $Http->setheader ("user-agent:mozilla/5.0" (Windows NT 6.3; WOW64; rv:32.0) gecko/20100101 firefox/32.0 ");   $msg =array ("Blogapp" => "geek12", "Body" => "from Robot", "Parentcommentid" =>0, "PostID" =>4024793);   $http->post ($msg);