<?php
class HttpClient {
var $host;
var $port;
var $path;
var $method;
var $postdata = '';
var $cookies = array();
var $referer;
var $accept = 'text/xml,application/xml,application/xhtml xml,text/html,text/plain,image/png,image/jpeg,image/gif,*/*';
var $accept_encoding = 'gzip';
var $accept_language = 'en-us';
var $user_agent = 'Incutio HttpClient v0.9';
var $debug = false;
var $content = '';
var $errormsg;
function buildRequest() {
$headers = array();
$headers[] = "{$this->method} {$this->path} HTTP/1.0"; // Using 1.1 leads to all manner of problems, such as "chunked" encoding
$headers[] = "Host: {$this->host}";
$headers[] = "User-Agent: {$this->user_agent}";
$headers[] = "Accept: {$this->accept}";
$headers[] = "Accept-language: {$this->accept_language}";
if ($this->referer) {
$headers[] = "Referer: {$this->referer}";
}
// If this is a POST, set the content type and length
if ($this->postdata) {
$headers[] = 'Content-Type: application/x-www-form-urlencoded';
$headers[] = 'Content-Length: ' . strlen($this->postdata);
}
$request = implode("\r\n", $headers) . "\r\n\r\n" . $this->postdata;
return $request;
}
function HttpClient($host, $port=80) {
$this->host = $host;
$this->port = $port;
}
function get($path, $data = false) {
$this->path = $path;
$this->method = 'GET';
if ($data) {
$this->path .= '?' . $this->buildQueryString($data);
}
return $this->doRequest();
}
function post($path, $data) {
$this->path = $path;
$this->method = 'POST';
$this->postdata = $this->buildQueryString($data);
return $this->doRequest();
}
function buildQueryString($data) {
$querystring = '';
if (is_array($data)) {
ksort($data);
// Change data in to postable data
foreach ($data as $key => $val) {
if (is_array($val)) {
foreach ($val as $val2) {
$querystring .= urlencode($key) . '=' . urlencode($val2) . '&';
}
} else {
$querystring .= urlencode($key) . '=' . urlencode($val) . '&';
}
}
$querystring = substr($querystring, 0, -1); // Eliminate unnecessary &
} else {
$querystring = $data;
}
return $querystring;
}
function doRequest() {
$request = $this->buildRequest();
if ($this->method == "POST") {
$url = "http://{$this->host}:{$this->port}" . $this->path;
return $this->vpost($url);
} else {
$url = "http://{$this->host}:{$this->port}" . $this->path;
return $this->vpost($url);
}
return true;
}
function vget($url) { // 模拟获取内容函数
$curl = curl_init(); // 启动一个CURL会话
curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
curl_setopt($curl, CURLOPT_USERAGENT, $this->user_agent); // 模拟用户使用的浏览器
@curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转
curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer
curl_setopt($curl, CURLOPT_HTTPGET, 1); // 发送一个常规的Post请求
//curl_setopt ( $curl, CURLOPT_COOKIEFILE, $GLOBALS ['cookie_file'] ); // 读取上面所储存的Cookie信息
curl_setopt($curl, CURLOPT_TIMEOUT, 120); // 设置超时限制防止死循环
curl_setopt($curl, CURLOPT_HEADER, 0); // 显示返回的Header区域内容
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 获取的信息以文件流的形式返回
$this->content = curl_exec($curl); // 执行操作
$this->debug($this->content);
if (curl_errno($curl)) {
$this->errormsg = 'Errno' . curl_error($curl);
$this->debug($this->errormsg);
return false;
}
curl_close($curl); // 关闭CURL会话
return $this->content; // 返回数据
}
function vpost($url) { // 模拟提交数据函数
$curl = curl_init(); // 启动一个CURL会话
curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
curl_setopt($curl, CURLOPT_USERAGENT, $this->user_agent); // 模拟用户使用的浏览器
@curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转
curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer
curl_setopt($curl, CURLOPT_POST, 1); // 发送一个常规的Post请求
curl_setopt($curl, CURLOPT_POSTFIELDS, $this->postdata); // Post提交的数据包
//curl_setopt($curl, CURLOPT_COOKIEFILE, $GLOBALS ['cookie_file']); // 读取上面所储存的Cookie信息
curl_setopt($curl, CURLOPT_TIMEOUT, 120); // 设置超时限制防止死循环
curl_setopt($curl, CURLOPT_HEADER, 0); // 显示返回的Header区域内容
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 获取的信息以文件流的形式返回
$this->content = curl_exec($curl); // 执行操作
$this->debug($this->content.' ,'.$url);
if (curl_errno($curl)) {
$this->errormsg = 'Errno' . curl_error($curl);
$this->debug($this->errormsg.' ,'.$url);
return false;
}
curl_close($curl); // 关键CURL会话
return $this->content; // 返回数据
}
function setUserAgent($string) {
$this->user_agent = $string;
}
function getContent() {
return $this->content;
}
// "Quick" static methods
public static function quickGet($url) {
$bits = parse_url($url);
$host = $bits['host'];
$port = isset($bits['port']) ? $bits['port'] : 80;
$path = isset($bits['path']) ? $bits['path'] : '/';
if (isset($bits['query'])) {
$path .= '?' . $bits['query'];
}
$client = new HttpClient($host, $port);
$client->setUserAgent($_SERVER['HTTP_USER_AGENT']);
if (!$client->get($path)) {
return false;
} else {
return $client->getContent();
}
}
public static function quickPost($url, $data) {
$bits = parse_url($url);
$host = $bits['host'];
$port = isset($bits['port']) ? $bits['port'] : 80;
$path = isset($bits['path']) ? $bits['path'] : '/';
$client = new HttpClient($host, $port);
$client->setUserAgent($_SERVER['HTTP_USER_AGENT']);
if (!$client->post($path, $data)) {
return false;
} else {
return $client->getContent();
}
}
function debug($msg, $object = false) {
if ($this->debug) {
print '<div style="border: 1px solid red; padding: 0.5em; margin: 0.5em;"><strong>HttpClient Debug:</strong> ' . $msg;
if ($object) {
ob_start();
print_r($object);
$content = htmlentities(ob_get_contents());
ob_end_clean();
print '<pre>' . $content . '</pre>';
}
print '</div>';
}
}
}
?>
