php实现httpclient类示例

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php,httpclient

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复制代码代码如下:

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httpClient::init($httpClient, $args = null);
$httpClient->get($url, $data = null, $cookie = null);
var_dump($httpClient->buffer);

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复制代码代码如下:

<?php

class httpClient {

public $buffer = null; // buffer 获取返回的字符串
public $referer = null; // referer 设置 HTTP_REFERER 的网址
public $response = null; // response 服务器响应的 header 信息
public $request = null; // request 发送到服务器的 header 信息
private $args = null;

public static function init(&$instanceof, $args = array()) {
return $instanceof = new self($args);
}

private function __construct($args = array()) {

if(!is_array($args)) $args = array();
$this->args = $args;
if(!empty($this->args[‘debugging’])) {
ob_end_clean();
set_time_limit(0);
header(‘Content-Type: text/plain; charset=utf-8’);
}

}

public function get($url, $data = null, $cookie = null) {

$parse = parse_url($url);
$url .= isset($parse[‘query’]) ? ‘&’. $data : ( $data ? ‘?’. $data : ” );
$host = $parse[‘host’];

$header = ‘Host: ‘. $host. “\r\n”;
$header .= ‘Connection: close’. “\r\n”;
$header .= ‘Accept: */*’. “\r\n”;
$header .= ‘User-Agent: ‘. ( isset($this->args[‘userAgent’]) ? $this->args[‘userAgent’] : $_SERVER[‘HTTP_USER_AGENT’] ). “\r\n”;
$header .= ‘DNT: 1’. “\r\n”;
if($cookie) $header .= ‘Cookie: ‘. $cookie. “\r\n”;
if($this->referer) $header .= ‘Referer: ‘. $this->referer. “\r\n”;

$options = array();
$options[‘http’][‘method’] = ‘GET’;
$options[‘http’][‘header’] = $header;

$response = get_headers($url);
$this->request = $header;
$this->response = implode(“\r\n”, $response);
$context = stream_context_create($options);
return $this->buffer = file_get_contents($url, false, $context);

}

public function post($url, $data = null, $cookie = null) {

$parse = parse_url($url);
$host = $parse[‘host’];

$header = ‘Host: ‘. $host. “\r\n”;
$header .= ‘Connection: close’. “\r\n”;
$header .= ‘Accept: */*’. “\r\n”;
$header .= ‘User-Agent: ‘. ( isset($this->args[‘userAgent’]) ? $this->args[‘userAgent’] : $_SERVER[‘HTTP_USER_AGENT’] ). “\r\n”;
$header .= ‘Content-Type: application/x-www-form-urlencoded’. “\r\n”;
$header .= ‘DNT: 1’. “\r\n”;
if($cookie) $header .= ‘Cookie: ‘. $cookie. “\r\n”;
if($this->referer) $header .= ‘Referer: ‘. $this->referer. “\r\n”;
if($data) $header .= ‘Content-Length: ‘. strlen($data). “\r\n”;

$options = array();
$options[‘http’][‘method’] = ‘POST’;
$options[‘http’][‘header’] = $header;
if($data) $options[‘http’][‘content’] = $data;

}

httpClient::init($httpClient, array( ‘debugging’ => true , ‘userAgent’ => ‘MSIE 15.0’ ));
$httpClient->get(‘http://www.baidu.com’, ‘name=haowei’);
echo $httpClient->request; // 获取请求头部信息
echo $httpClient->response; // 获取响应的头部信息
echo $httpClient->buffer; // 获取网页内容

$httpClient->get(‘http://www.liuzhongwei.com/ServiceLogin/’, ‘hash=’. $time, ‘uid=1;users=admin;’)

echo $httpClient->buffer;

httpclient