订阅本文为【用PHP的Socket实现HTTP请求】的汉字拼音对照版显示拼音
最zui近jinHTTP远yuan程cheng访fang问wen的de程cheng序xu写xie得de多duo了le，主zhu要yao接jie触chu的de是shi.NET类lei库ku里li的deWebHttpRequest类lei和heMicrosoft.XMLHTTP这zhe个ge通tong用yong的de对dui象xiang，有you了le这zhe些xie方fang便bian的de类lei，我wo们men可ke以yi通tong过guoC#，ASP，Javascript来lai模mo拟niWeb客ke户hu端duan访fang问wen其qi他ta的deWeb页ye面mian。但dan是shi今jin天tian想xiang用yongPHP实shi现xian一yi下xia类lei似si的de功gong能neng，却que一yi时shi找zhao不bu到dao方fang向xiang了le，于yu是shi只zhi能neng自zi己ji“丰feng衣yi足zu食shi”了le。目mu前qian，PHP里li面mian还huan没mei有you类lei似si于yuHttpRequest的de类lei，不bu过guo在zai官guan方fang在zai线xian文wen档dang中zhong找zhao到dao了le这zhe么me一yi个geHttpRequest Class的de页ye面mian，不bu过guo也ye只zhi是shi提ti及ji了le此ci功gong能neng目mu前qian可ke能neng只zhi有you在zaiCVS版ban本ben中zhong存cun在zai，无wu奈nai...
要yao实shi现xianHTTP访fang问wen无wu非fei就jiu是shi用yongSocket发fa送song一yi个ge请qing求qiu，然ran后hou读du取qu返fan回hui信xin息xi。于yu是shi我wo就jiu用yongSocket写xie了le一yi个geHttpRequest的de类lei，当dang然ran也ye可ke以yi用yongfsockopen()这zhe个ge函han数shu来lai实shi现xian，不bu过guo两liang个ge的de区qu别bie不bu是shi很hen大da，具ju体ti代dai码ma在zai附fu件jian里li，自zi己ji看kan咯ge。
<?php
/**
* Network: HTTP request object
* Author: Li HouYu (Karajan Lee), Shanghai, China.
*/
class HttpRequest{
var $sHostAdd;
var $sUri;
var $iPort;
var $sRequestHeader;
var $sResponse;
function HttpRequest($sUrl){
$sPatternUrlPart = '/http:\/\/([a-z-\.0-9]+)(:(\d+)){0,1}(.*)/i';
$arMatchUrlPart = array();
preg_match($sPatternUrlPart, $sUrl, $arMatchUrlPart);
$this->sHostAdd = gethostbyname($arMatchUrlPart[1]);
if (empty($arMatchUrlPart[4])){
$this->sUri = '/';
}else{
$this->sUri = $arMatchUrlPart[4];
}
if (empty($arMatchUrlPart[3])){
$this->iPort = 80;
}else{
$this->iPort = $arMatchUrlPart[3];
}
$this->addRequestHeader('Host: '.$arMatchUrlPart[1]);
$this->addRequestHeader('Connection: Close');
}
function addRequestHeader($sHeader){
$this->sRequestHeader .= trim($sHeader)."\r\n";
}
function sendRequest($sMethod = 'GET', $sPostData = ''){
$sRequest = $sMethod." ".$this->sUri." HTTP/1.1\r\n";
$sRequest .= $this->sRequestHeader;
if ($sMethod == 'POST'){
$sRequest .= "Content-Type: application/x-www-form-urlencoded\r\n";
$sRequest .= "Content-Length: ".strlen($sPostData)."\r\n";
$sRequest .= "\r\n";
$sRequest .= $sPostData."\r\n";
}
$sRequest .= "\r\n";
$sockHttp = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
if (!$sockHttp){
die('socket_create() failed!');
}
$resSockHttp = socket_connect($sockHttp, $this->sHostAdd, $this->iPort);
if (!$resSockHttp){
die('socket_connect() failed!');
}
socket_write($sockHttp, $sRequest, strlen($sRequest));
$this->sResponse = '';
while ($sRead = socket_read($sockHttp, 4096)){
$this->sResponse .= $sRead;
}
socket_close($sockHttp);
}
function getResponse(){
return $this->sResponse;
}
function getResponseBody(){
$sPatternSeperate = '/\r\n\r\n/';
$arMatchResponsePart = preg_split($sPatternSeperate, $this->sResponse, 2);
return $arMatchResponsePart[1];
}
function getResponseHead(){
$sPatternSeperate = '/\r\n\r\n/';
$arMatchResponsePart = preg_split($sPatternSeperate, $this->sResponse, 2);
return $arMatchResponsePart[0];
}
}
?>【原文】【拼音】
