<?php
/**
* @author askwei
**/
class CURL
{
private $ch;
private $url = "http://www.baidu.com";
private $flag_if_have_run; //标记exec是否已经运行
private $set_time_out = 20; //设置curl超时时间
private $cookie_file = ""; //cookie_file路径
private $cookie_mode = 0; //cookie保存模式 0不使用 1客户端、2服务器文件
private $show_header = 0; //是否输出返回头信息
private $set_useragent = ""; //模拟用户使用的浏览器，默认为模拟
//构造函数
public function __construct($url = ""){
$this->ch = curl_init();
$this->url = $url ? $url : $this->url;
//$this->set_useragent = $_SERVER[‘HTTP_USER_AGENT‘]; // 模拟用户使用的浏览器
$this->set_useragent ="Mozilla/5.0 (iPhone; CPU iPhone OS 6_1_4 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/7.0 Mobile/10B350 Safari/9537.53";
// $this->set_useragent = "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.143 Safari/537.36";
//$this->cookie_file=dirname(__FILE__)."/cookie_".md5(basename(__FILE__)).".txt"; //初始化cookie文件路径
//$this->cookie_file= SAE_TMP_PATH.TmpFS;
$this->cookie_file = "saekv://cookie_2014.txt";
}
//关闭curl
public function close(){
curl_close($this->ch);
}
//析构函数
public function __destruct(){
$this->close();
}
//设置超时
public function set_time_out($timeout=20){
if(intval($timeout) != 0)
$this->set_time_out = $timeout;
return $this;
}
//设置来源页面
public function set_referer($referer = ""){
if (!empty($referer))
curl_setopt($this->ch, CURLOPT_REFERER , $referer);
return $this;
}
//设置cookie存放模式 1客户端、2服务器文件
public function set_cookie_mode($mode = ""){
$this->cookie_mode = $mode;
return $this;
}
//载入cookie
public function load_cookie(){
if($this->cookie_mode == 1 ) {
if(isset($_COOKIE[‘curl‘])){
curl_setopt($this->ch,CURLOPT_COOKIE,$_COOKIE[‘curl‘]);
}else{
$this->exec();
curl_setopt($this->ch,CURLOPT_COOKIE,$this->cookie_file);
}
}
if($this->cookie_mode == 2 ) {
curl_setopt($this->ch, CURLOPT_COOKIEFILE , $this->cookie_file);
}
if($this->cookie_mode == 3 ) {
$kv = new SaeKV();
$ret = $kv->init();
$ret = $kv->get(‘curl_cookie‘);
if($ret)
curl_setopt($this->ch,CURLOPT_COOKIE, $ret);
}
return $this;
}
//设置保存cookie方式 $cookie_val 模式1为变量 模式2为文件路径
public function save_cookie($cookie_val = "") {
//保存在客户端
if($this->cookie_mode == 1 && $cookie_val){
setcookie(‘curl‘,$cookie_val);
}
//保存服务器端
if($this->cookie_mode == 2){
if(!empty($cookie_val))
$this->cookie_file = $cookie_val;
curl_setopt($this->ch, CURLOPT_COOKIEJAR , $this->cookie_file);
}
//保存在sae
if($this->cookie_mode == 3 && $cookie_val){
$kv = new SaeKV();
$ret = $kv->init();
$ret = $kv->get(‘curl_cookie‘);
if($ret){
$ret = $kv->set(‘curl_cookie‘, $cookie_val );
}else{
$ret = $kv->add(‘curl_cookie‘, $cookie_val);
}
}
return $this;
}
//post参数 (array) $post
public function post ($post = ""){
if($post && is_array($post)){
curl_setopt($this->ch, CURLOPT_POST , 1);
curl_setopt($this->ch, CURLOPT_POSTFIELDS , $post );
}
return $this;
}
//设置代理 ,例如‘68.119.83.81:27977‘
public function set_proxy($proxy = ""){
if($proxy){
curl_setopt($this->ch, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5);
curl_setopt($this->ch, CURLOPT_PROXY,$proxy);
}
return $this;
}
//设置伪造ip
public function set_ip($ip=""){
if(!empty($ip))
curl_setopt($this->ch, CURLOPT_HTTPHEADER, array("X-FORWARDED-FOR:$ip", "CLIENT-IP:$ip"));
return $ip;
}
//设置是否显示返回头信息
public function show_header($show=0){
$this->show_header = 0;
if($show)
$this->show_header = 1;
return $this;
}
//设置请求头信息
public function set_useragent($str=""){
if($str)
$this->set_useragent = $str;
return $this;
}
//执行
public function exec ($url = ""){
if(!$url) $url = $this->url;
curl_setopt($this->ch, CURLOPT_URL, $url); // 要访问的地址
curl_setopt($this->ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
curl_setopt($this->ch, CURLOPT_RETURNTRANSFER , 1 ); //获取的信息以文件流的形式返回
curl_setopt($this->ch, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
curl_setopt($this->ch, CURLOPT_USERAGENT, $this->set_useragent); // 模拟用户使用的浏览器
curl_setopt($this->ch, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转
curl_setopt($this->ch, CURLOPT_AUTOREFERER, 1); // 自动设置Referer
curl_setopt($this->ch, CURLOPT_TIMEOUT, $this->set_time_out); //超时设置
curl_setopt($this->ch, CURLOPT_HEADER, $this->show_header); // 显示返回的Header区域内容
curl_setopt($this->ch, CURLOPT_NOBODY, 0);//不返回response body内容
$res = curl_exec($this->ch);
$this->flag_if_have_run = true;
if (curl_errno($this->ch)) {
//echo ‘Errno‘.curl_error($this->ch);
return false;
}
if($this->show_header == 1){ //数组形式返回头信息和body信息
list($header, $body) = explode("\r\n\r\n", $res);
$arr[‘header‘] = $header;
$arr[‘body‘] = $body;
if($this->cookie_mode == 1 || $this->cookie_mode == 3){
preg_match_all("/set\-cookie:([^\r\n]*)/i", $header, $matches);
//print_r($matches);
if($matches && isset($matches[1]) ){
$val = implode(‘;‘,array_unique(explode(‘;‘,implode(‘;‘,$matches[1])))); //去重处理
if($val)
$this->save_cookie($val); //设置客户端保存cookie
}
}
if($arr) return $arr;
}
return $res;
}
//返回 curl_getinfo信息
public function get_info(){
if($this->flag_if_have_run == true )
return curl_getinfo($this->ch);
else
throw new Exception("<h1>需先运行( 执行exec )，再获取信息</h1>");
}
}
?>
时间： 2024-10-05 05:21:38