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/**
- 拼接签名字符串
- @param array $urlObj
- @return 返回已经拼接好的字符串
*/
private function ToUrlParams($urlObj)
{
$buff = "";
foreach ($urlObj as $k => $v)
{
if($k != "sign") $buff .= $k . "=" . $v . "&";
}
$buff = trim($buff,"&");
return $buff;
}
/**
- 统一下单
- @param string $openid 调用【网页授权获取用户信息】接口获取到用户在该公众号下的Openid
- @param float $totalFee 收款总费用 单位元
- @param string $outTradeNo 唯一的订单号
- @param string $orderName 订单名称
- @param string $notifyUrl 支付结果通知url 不要有问号
- @param string $timestamp 支付时间
- @return string
/
public function createJsBizPackage($openid,$totalFee,$timestamp)
{
$config = array(
'mch_id' => $this->mchid,'appid' => $this->appid,'key' => $this->apiKey,);
$orderName = iconv('GBK','UTF-8',$orderName);
$unified = array(
'appid' => $config['appid'],'attach' => 'pay',//商家数据包，原样返回，如果填写中文，请注意转换为utf-8
'body' => $orderName,'mch_id' => $config['mch_id'],'nonce_str' => self::createNonceStr(),'notify_url' => $notifyUrl,'openid' => $openid,//rade_type=JSAPI，此参数必传
'out_trade_no' => $outTradeNo,'spbill_create_ip' => '127.0.0.1','total_fee' => intval($totalFee 100),//单位 转为分
'trade_type' => 'JSAPI',);
$unified['sign'] = self::getSign($unified,$config['key']);
$responseXml = self::curlPost('https://api.mch.weixin.qq.com/pay/unifiedorder',self::arrayToXml($unified));
$unifiedOrder = simplexml_load_string($responseXml,'SimpleXMLElement',LIBXML_NOCDATA);
if ($unifiedOrder === false) {
die('parse xml error');
}
if ($unifiedOrder->return_code != 'SUCCESS') {
die($unifiedOrder->return_msg);
}
if ($unifiedOrder->result_code != 'SUCCESS') {
die($unifiedOrder->err_code);
}
$arr = array(
"appId" => $config['appid'],"timeStamp" => "$timestamp",//这里是字符串的时间戳，不是int，所以需加引号
"nonceStr" => self::createNonceStr(),"package" => "prepay_id=" . $unifiedOrder->prepay_id,"signType" => 'MD5',);
$arr['paySign'] = self::getSign($arr,$config['key']);
return $arr;
}
public static function curlGet($url = '',$options = array())
{
$ch = curl_init($url);
curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
curl_setopt($ch,CURLOPT_TIMEOUT,30);
if (!empty($options)) {
curl_setopt_array($ch,$options);
}
//https请求 不验证证书和host
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);
$data = curl_exec($ch);
curl_close($ch);
return $data;
}
public static function curlPost($url = '',$postData = '',$options = array())
{
if (is_array($postData)) {
$postData = http_build_query($postData);
}
$ch = curl_init();
curl_setopt($ch,CURLOPT_URL,$url);
curl_setopt($ch,CURLOPT_POST,CURLOPT_POSTFIELDS,$postData);
curl_setopt($ch,30); //设置cURL允许执行的最长秒数
if (!empty($options)) {
curl_setopt_array($ch,false);
$data = curl_exec($ch);
curl_close($ch);
return $data;
}
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