curl远程传输工具

/**
 * curl远程传输工具
 */
public function post_curl($url,$body,$header,$type='POST'){
    $ch = curl_init();
    curl_setopt($ch,CURLOPT_URL,$url);
    curl_setopt($ch,CURLOPT_HEADER,0);//0只要正文
    curl_setopt($ch,CURLOPT_TIMEOUT,5);//设置超时时间
    curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,5);
       //将curl_exec()获取的信息以文件流的形式返回，而不是直接输出。
    curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
       //增加header头信息
    // array_push($header,'Accept:application/json');
    // array_push($header,'Content-Type:application/json');
    // array_push($header,'http:multipart/form-data');
    if(count($body)>0){
        curl_setopt($ch,CURLOPT_POSTFIELDS,$body);
    }
    if(count($header)>0){
        curl_setopt($ch,CURLOPT_HTTPHEADER,$header);
    }
    //设置上传文件相关
    curl_setopt($ch,CURLOPT_FOLLOWLOCATION,true);
    curl_setopt($ch,CURLOPT_MAXREDIRS,3);//递归
    curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);// 对认证证书来源的检查
    curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,0);// 从证书中检查SSL加密算法
    switch ($type) {
        case 'GET':
                curl_setopt($ch,CURLOPT_HTTPGET,1);
            break;
        case 'POST':
                curl_setopt($ch,CURLOPT_POST,1);
            break;
        case 'PUT':
                curl_setopt($ch,CURLOPT_CUSTOMREQUEST,'PUT');
            break;
        case 'DELETE':
                curl_setopt($ch,CURLOPT_CUSTOMREQUEST,'DELETE');
            break;
    }
        //上传文件相关设置
    curl_setopt($ch,CURLOPT_ENCODING,'gzip');
    curl_setopt($ch,CURLOPT_USERAGENT,'SSTS Browser/1.0');
    curl_setopt($ch,CURLOPT_USERAGENT,'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0)');// 模拟用户使用的浏览器
    if(curl_errno($ch)){
        return curl_error($ch);
    }
    $content = curl_exec($ch);
    curl_close($ch);//关闭curl资源，并且释放系统资源
    $result = json_decode($content,true);
    if(!empty($result)){
        return $result;
    }else{
        return $content;
    }
}