<?php

/**
 * http��httpsͨ����
 * ============================================================================
 * api˵����
 * setReqContent($reqContent),�����������ݣ�����post��get������get��ʽ�ṩ
 * getResContent(), ��ȡӦ������
 * setMethod($method),�������󷽷�,post����get
 * getErrInfo(),��ȡ������Ϣ
 * setCertInfo($certFile, $certPasswd, $certType="PEM"),����֤�飬˫��httpsʱ��Ҫʹ��
 * setCaInfo($caFile), ����CA����ʽδpem���������򲻼��
 * setTimeOut($timeOut)�� ���ó�ʱʱ�䣬��λ��
 * getResponseCode(), ȡ���ص�http״̬��
 * call(),������ýӿ�
 *
 * ============================================================================
 *
 */
class TenpayHttpClient
{

    //�������ݣ�����post��get������get��ʽ�ṩ
    var $reqContent;

    //Ӧ������
    var $resContent;

    //���󷽷�
    var $method;

    //֤���ļ�
    var $certFile;

    //֤������
    var $certPasswd;

    //֤������PEM
    var $certType;

    //CA�ļ�
    var $caFile;

    //������Ϣ
    var $errInfo;

    //��ʱʱ��
    var $timeOut;

    //http״̬��
    var $responseCode;

    function __construct()
    {
        $this->TenpayHttpClient();
    }

    function TenpayHttpClient()
    {
        $this->reqContent   = "";
        $this->resContent   = "";
        $this->method       = "post";
        $this->certFile     = "";
        $this->certPasswd   = "";
        $this->certType     = "PEM";
        $this->caFile       = "";
        $this->errInfo      = "";
        $this->timeOut      = 120;
        $this->responseCode = 0;
    }

    //������������
    function setReqContent($reqContent)
    {
        $this->reqContent = $reqContent;
    }

    //��ȡ�������
    function getResContent()
    {
        return $this->resContent;
    }

    //�������󷽷�post����get
    function setMethod($method)
    {
        $this->method = $method;
    }

    //��ȡ������Ϣ
    function getErrInfo()
    {
        return $this->errInfo;
    }

    //����֤����Ϣ
    function setCertInfo($certFile, $certPasswd, $certType = "PEM")
    {
        $this->certFile   = $certFile;
        $this->certPasswd = $certPasswd;
        $this->certType   = $certType;
    }

    //����Ca
    function setCaInfo($caFile)
    {
        $this->caFile = $caFile;
    }

    //���ó�ʱʱ��,��λ��
    function setTimeOut($timeOut)
    {
        $this->timeOut = $timeOut;
    }

    //ִ��http����
    function call()
    {
        //����һ��CURL�Ự
        $ch = curl_init();
        // ����curl����ִ�е������
        curl_setopt($ch, CURLOPT_TIMEOUT, $this->timeOut);
        // ��ȡ����Ϣ���ļ�������ʽ���أ�����ֱ�������
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        // ��֤���м��SSL�����㷨�Ƿ����
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1);
        $arr = explode("?", $this->reqContent);
        if (count($arr) >= 2 && $this->method == "post") {
            //����һ�������POST��������Ϊ��application/x-www-form-urlencoded������?�ύ��һ��
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_URL, $arr[0]);
            //Ҫ���͵��������
            curl_setopt($ch, CURLOPT_POSTFIELDS, $arr[1]);
        } else {
            curl_setopt($ch, CURLOPT_URL, $this->reqContent);
        }
        //����֤����Ϣ
        if ($this->certFile != "") {
            curl_setopt($ch, CURLOPT_SSLCERT, $this->certFile);
            curl_setopt($ch, CURLOPT_SSLCERTPASSWD, $this->certPasswd);
            curl_setopt($ch, CURLOPT_SSLCERTTYPE, $this->certType);
        }
        //����CA
        if ($this->caFile != "") {
            // ����֤֤����Դ�ļ�飬0��ʾ��ֹ��֤��ĺϷ��Եļ�顣1��Ҫ����CURLOPT_CAINFO
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 1);
            curl_setopt($ch, CURLOPT_CAINFO, $this->caFile);
        } else {
            // ����֤֤����Դ�ļ�飬0��ʾ��ֹ��֤��ĺϷ��Եļ�顣1��Ҫ����CURLOPT_CAINFO
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        }
        // ִ�в���
        $res                = curl_exec($ch);
        $this->responseCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        if ($res == null) {
            $this->errInfo = "call http err :" . curl_errno($ch) . " - " . curl_error($ch);
            curl_close($ch);
            return false;
        } else {
            if ($this->responseCode != "200") {
                $this->errInfo = "call http err httpcode=" . $this->responseCode;
                curl_close($ch);
                return false;
            }
        }
        curl_close($ch);
        $this->resContent = $res;
        return true;
    }

    function getResponseCode()
    {
        return $this->responseCode;
    }
}