/** * * 构造获取open和access_toke的url地址 * @param string $code,微信跳转带回的code * * @return 请求的url */ private function __CreateOauthUrlForOpenid($code) { $urlObj['appid'] = Wxpay::getConfig('appid'); $urlObj['secret'] = Wxpay::getConfig('appsecret'); $urlObj['code'] = $code; $urlObj['grant_type'] = 'authorization_code'; $bizString = $this->toUrlParams($urlObj); return 'https://api.weixin.qq.com/sns/oauth2/access_token?' . $bizString; }
/** * 以post方式提交xml到对应的接口url * * @param string $xml 需要post的xml数据 * @param string $url url * @param bool $useCert 是否需要证书,默认不需要 * @param int $second url执行超时时间,默认30s * @throws WxPayException */ private function postXmlCurl($xml, $url, $useCert = false, $second = 30) { $ch = curl_init(); //设置超时 curl_setopt($ch, CURLOPT_TIMEOUT, $second); //如果有配置代理这里就设置代理 if (Wxpay::getConfig('curl_proxy_host') != '0.0.0.0' && Wxpay::getConfig('curl_proxy_port') != 0) { curl_setopt($ch, CURLOPT_PROXY, Wxpay::getConfig('curl_proxy_host')); curl_setopt($ch, CURLOPT_PROXYPORT, Wxpay::getConfig('curl_proxy_port')); } curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, TRUE); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2); //严格校验 //设置header curl_setopt($ch, CURLOPT_HEADER, FALSE); //要求结果为字符串且输出到屏幕上 curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); if ($useCert == true) { //设置证书 //使用证书:cert 与 key 分别属于两个.pem文件 curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'PEM'); curl_setopt($ch, CURLOPT_SSLCERT, Wxpay::getConfig('sslcert_path')); curl_setopt($ch, CURLOPT_SSLKEYTYPE, 'PEM'); curl_setopt($ch, CURLOPT_SSLKEY, Wxpay::getConfig('sslkey_path')); } //post提交方式 curl_setopt($ch, CURLOPT_POST, TRUE); curl_setopt($ch, CURLOPT_POSTFIELDS, $xml); //运行curl $data = curl_exec($ch); //返回结果 if ($data) { curl_close($ch); return $data; } else { $error = curl_errno($ch); curl_close($ch); throw new WxPayException('curl出错,错误码:' . $error); } }
/** * 生成签名 * @return 签名,本函数不覆盖sign成员变量,如要设置签名需要调用setSign方法赋值 */ public function makeSign() { //签名步骤一:按字典序排序参数 ksort($this->values); $string = $this->toUrlParams(); //签名步骤二:在string后加入KEY $string = $string . '&key=' . Wxpay::getConfig('key'); //签名步骤三:MD5加密 $string = md5($string); //签名步骤四:所有字符转为大写 $result = strtoupper($string); return $result; }