php的curl封装类用法实例

<?php
include_once('curl.class.php');
$aa =new Curl('');
?$curlOptions = array(
?CURLOPT_URL => "http://www.xx.com/addTicket.jsp",//访问URL
?CURLOPT_RETURNTRANSFER => true,//获取结果作为字符串返回
?CURLOPT_REFERER => "ww.ww.ww/zw2",
?CURLOPT_HTTPHEADER => array('X-FORWARDED-FOR:139.197.14.19','CLIENT-IP:127.0.0.1','Proxy-Client-IP:139.197.14.19','WL-Proxy-Client-IP:139.197.14.19' ),
?CURLOPT_HEADER => 1,//获取返回头信息
?//CURLOPT_SSL_VERIFYPEER => false,//支持SSL加密
?CURLOPT_POST => true,//发送时带有POST参数
?CURLOPT_POSTFIELDS => 'ids=897&Submit=%E6%8A%95%E7%A5%A8',//哀求的POST参数字符串
?CURLOPT_TIMEOUT => $aa->timeout //等待响应的时间
?);
?echo $aa->getResponseText($curlOptions);

<?php
class Curl
{
public $cookieFile;
public $timeout = 160;
Public function __construct($dir){
$this->cookieFile = $this->getTemporaryCookieFileName($dir);
}
/**
* 设置CURL参数并发送哀求,获取响应内容
* @access private
* @param $curlOptions array curl设置参数数组
* @return string|false 访问成功,按字符串形式返回获取的信息；否则返回false
*/
public function getResponseText($curlOptions) {
/* 设置CURLOPT_RETURNTRANSFER为true */
if(!isset($curlOptions[CURLOPT_RETURNTRANSFER]) || $curlOptions[CURLOPT_RETURNTRANSFER] == false) {
$curlOptions[CURLOPT_RETURNTRANSFER] = true;
}
/* 初始化curl模块 */
$curl = curl_init();
/* 设置curl选项 */
curl_setopt_array($curl,$curlOptions);
/* 发送哀求并获取响应信息 */
$responseText = '';
try {
$responseText = curl_exec($curl);
if(($errno = curl_errno($curl)) != CURLM_OK) {
$errmsg = curl_error($curl);
throw new Exception($errmsg,$errno);
}
} catch (Exception $e) {
//exceptionDisposeFunction($e);
//print_r($e);
$responseText = false;
}
/* 关闭curl模块 */
curl_close($curl);
/* 返回结果 */
return $responseText;
}
/**
* 将Unicode字符串(u0000)转化为utf-8字符串,工具函数
* @access private
* @static
* @param $string string Unicode字符串
* @return string utf-8字符串
*/
public function unicodeToUtf8($string) {
$string = str_replace('u','',strtolower($string));
$length = strlen($string) / 4;
$stringResult = '';
for($i = 0; $i < $length; $i++) {
$charUnicodeHex = substr($string,$i * 4,4);
$unicodeCode = hexdec($charUnicodeHex);
$utf8Code = '';
if($unicodeCode < 128) {
$utf8Code = chr($unicodeCode);
} else if($unicodeCode < 2048) {
$utf8Code .= chr(192 + (($unicodeCode - ($unicodeCode % 64)) / 64));
$utf8Code .= chr(128 + ($unicodeCode % 64));
} else {
$utf8Code .= chr(224 + (($unicodeCode - ($unicodeCode % 4096)) / 4096));
$utf8Code .= chr(128 + ((($unicodeCode % 4096) - ($unicodeCode % 64)) / 64));
$utf8Code .= chr(128 + ($unicodeCode % 64));
}
$stringResult .= $utf8Code;
}
return $stringResult;
}
private function getTemporaryCookieFileName($dir='.') {
return (str_replace("",'/',tempnam($dir,'tmp')));
}
}

<?php
//curl类
class Curl
{
??? function Curl(){
??????? return true;
??? }
????
??? function execute($method,$url,$fields='',$userAgent='',$httpHeaders='',$username='',$password=''){
??????? $ch = Curl::create();
??????? if(false === $ch){
??????????? return false;
??????? }
??????? if(is_string($url) && strlen($url)){
??????????? $ret = curl_setopt($ch,CURLOPT_URL,$url);
??????? }else{
??????????? return false;
??????? }
??????? //是否显示头部信息
??????? curl_setopt($ch,CURLOPT_HEADER,false);
??????? //
??????? curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
??????? if($username != ''){
??????????? curl_setopt($ch,CURLOPT_USERPWD,$username . ':' . $password);
??????? }
??????? $method = strtolower($method);
??????? if('post' == $method){
??????????? curl_setopt($ch,CURLOPT_POST,true);
??????????? if(is_array($fields)){
??????????????? $sets = array();
??????????????? foreach ($fields AS $key => $val){
??????????????????? $sets[] = $key . '=' . urlencode($val);
??????????????? }
??????????????? $fields = implode('&',$sets);
??????????? }
??????????? curl_setopt($ch,CURLOPT_POSTFIELDS,$fields);
??????? }else if('put' == $method){
??????????? curl_setopt($ch,CURLOPT_PUT,true);
??????? }
??????? //curl_setopt($ch,CURLOPT_PROGRESS,true);
??????? //curl_setopt($ch,CURLOPT_VERBOSE,CURLOPT_MUTE,false);
??????? curl_setopt($ch,CURLOPT_TIMEOUT,10);//设置curl超时秒数
??????? if(strlen($userAgent)){
??????????? curl_setopt($ch,CURLOPT_USERAGENT,$userAgent);
??????? }
??????? if(is_array($httpHeaders)){
??????????? curl_setopt($ch,CURLOPT_HTTPHEADER,$httpHeaders);
??????? }
??????? $ret = curl_exec($ch);
??????? if(curl_errno($ch)){
??????????? curl_close($ch);
??????????? return array(curl_error($ch),curl_errno($ch));
??????? }else{
??????????? curl_close($ch);
??????????? if(!is_string($ret) || !strlen($ret)){
??????????????? return false;
??????????? }
??????????? return $ret;
??????? }
??? }
????
??? function post($url,$fields,$userAgent = '',$httpHeaders = '',$username = '',$password = ''){
??????? $ret = Curl::execute('POST',$userAgent,$httpHeaders,$username,$password);
??????? if(false === $ret){
??????????? return false;
??????? }
??????? if(is_array($ret)){
??????????? return false;
??????? }
??????? return $ret;
??? }
????
??? function get($url,$password = ''){
??????? $ret = Curl::execute('GET',$password);
??????? if(false === $ret){
??????????? return false;
??????? }
??????? if(is_array($ret)){
??????????? return false;
??????? }
??????? return $ret;
??? }
????
??? function create(){
??????? $ch = null;
??????? if(!function_exists('curl_init')){
??????????? return false;
??????? }
??????? $ch = curl_init();
??????? if(!is_resource($ch)){
??????????? return false;
??????? }
??????? return $ch;
??? }
}
?>

$curl = new Curl();
$curl->get('/');

$curl = new Curl();
$curl->get('/','p=1&time=0′);