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Home Backend Development PHP Tutorial 我的HTTP Client 模擬PHP Class

我的HTTP Client 模擬PHP Class

May 19, 2016 pm 02:05 PM

最近因為要通過php調(diào)用REST接口,簡單的寫了一個模擬HTTPClient的PHP Class.相當(dāng)于模擬瀏覽器操作.這是一個初始版本.等以后有時間了在完善下.如果有什么意見或者好的想法,歡迎指教.

/*
===========================================================
 ? HTTP.php ? Zhu Weiwei
 ? Copyright ? 2006-2008
 ? http://www.cncmm.com China. All Rights Reserved.
===========================================================
*/

class HTTP{
 ? PRivate $m_httpVersion? = "HTTP/1.0";
 ? private $m_method    = "GET";
 ? private $m_enctype  ? = "application/x-www-form-urlencoded";
 ? private $m_scheme    = "http";
 ? private $m_host     = "127.0.0.1";
 ? private $m_port     = 80;
 ? private $m_path     = "/";
 ? private $m_query   ? = "";
 ? private $m_fragment   = "";
 ? private $m_user     = "";
 ? private $m_pass     = "";
 ? private $m_uri    ? = "/";

 ? private $m_referer  ? = "";
 ? private $m_mimeBoundary = "";
 ? private $m_sockTimeout? = 10;
 ? private $m_readTimeout? = 10;
 ? private $m_timeout  ? = false;
 ?
 ? private $m_sock     = "";
 ? private $m_error   ? = "";
 ? private $CRLF      = "\r\n";

 ? private $m_arrParam   = Array();
 ? private $m_arrFile  ? = Array();
 ? private $m_arrCookie ? = Array();

 ? private $m_request  ? = "";
 ? private $m_requestHead? = "";
 ? private $m_requestBody? = "";

 ? private $m_response   = "";
 ? private $m_responseHead = Array();
 ? private $m_responseBody = "";

 ? private $m_maxLineLength= 1024;

 ? function __construct() {

 ? }

 ? function getResponseHead() {
   ? return $this->m_responseHead;
 ? }

 ? function getResponseBody() {
   ? return $this->m_responseBody;
 ? }

 ? function getResponse() {
   ? return $this->m_response;
 ? }

 ? function getRequestHead() {
   ? return $this->m_requestHead;
 ? }

 ? function getRequestBody() {
   ? return $this->m_requestBody;
 ? }

 ? function getRequest() {
   ? return $this->m_request;
 ? }

 ? function getError() {
   ? return $this->m_error;
 ? }

 ? function setMethod($m) {
   ? $this->m_method = (strtoupper($m=='POST'))?('POST'):('GET');
 ? }

 ? function setEnctype($e) {
   ? $this->m_enctype = (strtolower($e)=='application/x-www-form-urlencoded')?
             ? ('application/x-www-form-urlencoded'):('multipart/form-data');
 ? }

 ? function setURL($url) {
   ? $rs = parse_url($url);
   ? $this->m_scheme  = empty($rs['scheme'])? ?('http')   :($rs['scheme']);
   ? $this->m_host   = empty($rs['host']) ? ?('localhost'):($rs['host']);
   ? $this->m_port   = empty($rs['port']) ? ?('80')    :($rs['port']);
   ? $this->m_user   = empty($rs['user']) ? ?('')     :($rs['user']);
   ? $this->m_pass   = empty($rs['pass']) ? ?('')     :($rs['pass']);
   ? $this->m_path   = empty($rs['path']) ? ?('/')   ? :($rs['path']);
   ? $this->m_query ? = empty($rs['query'])  ?('')     :($rs['query']);
   ? $this->m_fragment = empty($rs['fragment'])?('')     :($rs['fragment']);
   ?
   ? $this->m_uri = $this->m_path;
   ? if(!empty($this->m_query)){
     ? $this->m_uri .= '?'.$this->m_query;
   ? }
   ? if(!empty($this->m_fragment)){
     ? $this->m_uri .= '#'.$this->m_fragment;
   ? }
 ? }


 ? function addParameter($key,$val) {
   ? if(!empty($key)){
     ? $this->m_arrParam[$key] = $val;
   ? }
 ? }

 ? function addFile($key,$file) {
   ? if(!empty($key) && file_exists($file)){
     ? $this->m_arrFile[$key] = $file;
   ? }
 ? }

 ? function addCookie($key,$val) {
   ? if(!empty($key)){
     ? $this->m_arrCookie[$key] = $val;
   ? }
 ? }

 ? function connect() {
   ? $this->m_sock = fsockopen($this->m_host,
                ? $this->m_port,
                ? $errno,
                ? $errstr,
                ? $this->m_sockTimeout);

 ? if($this->m_sock){
     ? return true;
   ? }else{
     ? switch($errno){
       ? case -3: $this->m_error="socket creation failed (-3)";    ? break;
       ? case -4: $this->m_error="dns lookup failure (-4)";      ? break;
       ? case -5: $this->m_error="connection refused or timed out (-5)"; break;
       ? default: $this->m_error="connection failed (".$errno.")";    break;
     ? }
     ? return false;
   ? }
 ? }

 ? function disconnect(){
   ? return(fclose($this->m_sock));
 ? }

http://www.devdao.com/
 ? function sendRequest() {
   ? if($this->connect()){
     ? $this->buildRequest();

   ? socket_set_timeout($this->m_sock, $this->m_readTimeout);
     ? fwrite($this->m_sock, $this->m_request, strlen($this->m_request));

   ? /*
       ? Get And Parse HTTP Header
     ? */

   ? while( !feof($this->m_sock) )
     ? {
       ? if( $this->m_readTimeout > 0 && $this->checkResponseTimeOut() ){
         ? return false;
       ? }
       ? $line = fgets($this->m_sock, $this->m_maxLineLength);
       ? if($line == $this->CRLF )
         ? break;

     ? $this->m_responseHead['Content'] .= $line;
       ? if(preg_match("|^HTTP/[^\s]*\s(.*?)\s|",$line, $status)){
         ? $this->m_responseHead['Status'] = $status[1];
       ? }else{
         ? list($key,$val) = explode(': ',$line,2);
         ? $this->m_responseHead[$key] = $val;
       ? }
     ? }

   ? /*
       ? Get HTTP Body
     ? */
     ? while(!feof($this->m_sock) ) {
       ? if( $this->m_readTimeout > 0 && $this->checkResponseTimeOut() ){
         ? return false;
       ? }
       ? $this->m_responseBody .= fgets($this->m_sock, $this->m_maxLineLength);
     ? }   ?

   ? $this->m_response = $this->m_responseHead['Content'].$this->m_responseBody;
     ? $this->disconnect();
     ? return true;
   ? }else{
     ? return false;
   ? }
 ? }

 ? function checkResponseTimeOut()
 ? {
   ? if ($this->m_readTimeout > 0) {
     ? $fp_status = socket_get_status($this->m_sock);
     ? if ($fp_status["timed_out"]) {
       ? $this->m_error="read response timeout!";
       ? return true;
     ? }
   ? }
   ? return false;
 ? }


 ? function buildRequest() {
   ? switch( $this->m_method ){
     ? case "POST":
       ? $body = $this->buildRequestBody();
       ? $head = $this->buildRequestHead();

     ? $this->m_request = $head.$this->CRLF.$this->CRLF.$body;
       ? break;

   ? case "GET":
       ? $head = $this->buildRequestHead();

     ? $this->m_request = $head.$this->CRLF.$this->CRLF;
       ? break;
   ? }
   ? return $this->m_request;
 ? }


 ? function buildRequestHead() {
   ? $header = Array();
   ? switch( $this->m_method ){
     ? case "POST":
       ? $header[] ="POST $this->m_uri $this->m_httpVersion";
       ? $header[] = "Content-Length: ".strlen($this->m_requestBody);?
       ? switch ($this->m_enctype) {
         ? case "application/x-www-form-urlencoded":
           ? $header[] ="Content-Type: application/x-www-form-urlencoded";
           ? //$header[] ="Content-Type: application/xml; charset=UTF-8";
           ? break;
         ? case "multipart/form-data":
           ? $header[] ="Content-Type: multipart/form-data; boundary=$this->m_mimeBoundary";  
           ? break;
       ? }
       ? break;
     ? case "GET":
       ? $header[] ="GET $this->m_uri $this->m_httpVersion";
       ? break;
   ? }

 ? $header[] = "Cache-Control: no-cache";
   ? $header[] = "Pragma: no-cache";
   ? $header[] = "User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.0.11) Gecko/2009060215 Firefox/3.0.11";
   ? $header[] = "Accept: */*";
   ? #$header[] = "Accept-Language: zh-cn";
   ? #$header[] = "Accept-Encoding: gzip,deflate";
   ? #$header[] = "Accept-Charset: utf-8";
   ? $header[] = "Connection: Keep-Alive";
   ? $header[] = "Keep-Alive: 300";

 ? //$header[] = "Connection: Close";
   ? //$header[] = "Referer: $this->m_referer";
   ? //$header[] = "Cookie: ".join(';',$this->m_arrCookie);

 ? if( intval($this->m_port) == 80 ){
     ? $header[] = "Host: $this->m_host";
   ? }else{
     ? $header[] = "Host: $this->m_host:$this->m_port";
   ? }

 ? if(!empty($this->m_user) || !empty($this->m_pass)){ ?
     ? $header[] = "Authorization: Basic ".base64_encode($this->m_user.":".$this->m_pass);
   ? }

 ? $this->m_requestHead = join($this->CRLF, $header);
   ? return $this->m_requestHead;
 ? }


 ? function buildRequestBody() {
   ? $body = Array();
   ? switch ($this->m_enctype) {
     ? case "application/x-www-form-urlencoded":
       ? foreach( $this->m_arrParam as $key=>$val) {
          $body[] = urlencode($key)."=".urlencode($val);
       ? }
       ? $this->m_requestBody =? join("&",$body);
       ? //$this->m_requestBody = json_encode($this->m_arrParam); //For Rest
       ? break;

   ? case "multipart/form-data":
       ? $this->m_mimeBoundary = '';

     ? foreach( $this->m_arrParam as $key=>$val) {
         ? $body[] = "--".$this->m_mimeBoundary;
         ? $body[] = "Content-Disposition: form-data; name=\"$key\"".$this->CRLF;
         ? $body[] = $val;
       ? }

     ? foreach( $this->m_arrFile as $key=>$filename) {
         ? $body[] = "--".$this->m_mimeBoundary;
         ? $body[] = "Content-Disposition: form-data; name=\"$key\"; filename=\"$filename\"";
         ? $body[] = "Content-Type: application/octet-stream";
         ? $body[] = "Content-Transfer-Encoding: Binary".$this->CRLF;
         ? $body[] = file_get_contents($filename);
       ? }
       ? $body[] = "--".$this->m_mimeBoundary."--".$this->CRLF;
       ? $this->m_requestBody =? join($this->CRLF,$body);
       ? break;
   ? }
   ? return $this->m_requestBody;
 ? }
};
example.php

require_once("http.php");
$oHTTP = new HTTP();
$oHTTP->setURL("http://www.cncmm.com/");
$oHTTP->setMethod("POST");
$oHTTP->addParameter("param","value");
$oHTTP->addFile("filedata","/tmp/tmpFile");
if( !$oHTTP->sendRequest() ){
 ? print($oHTTP->getError());
 ? exit();
}
$request? = $oHTTP->getRequest();
$response = $oHTTP->getResponse();
print($response);

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