public string MakeSign(WeChatPayOptions option)
{
if (option.IsDebug)
{
string url = "https://api.mch.weixin.qq.com/sandboxnew/pay/getsignkey";
WeChatPayData signkeyPayData = new WeChatPayData();
signkeyPayData.SetValue("mch_id", option.MchID); //商户号
signkeyPayData.SetValue("nonce_str", Guid.NewGuid().ToString("N").ToLower()); //随机字符串
signkeyPayData.SetValue("sign", signkeyPayData.MakeSign("MD5", option.Key));
string response = (new HttpService(option)).Post(signkeyPayData.ToXml(), url, false, 6); //调用HTTP通信接口提交数据
WeChatPayData result = new WeChatPayData();
result.FromXml(response);
if (result.GetValue("return_code")?.ToString() == "SUCCESS")
{
var key = result.GetValue("sandbox_signkey")?.ToString();
return(MakeSign(key));
}
throw new WeChatPayException("获取沙盒签名失败" + result.ToJson());
}
if ((this.GetValue("signType") ?? this.GetValue("sign_type"))?.ToString() != "MD5")
{
return(MakeSign(SIGN_TYPE_HMAC_SHA256, option.Key));
}
return(MakeSign(option.Key));
}
/// <summary>
/// 注册微信支付
/// </summary>
/// <param name="services"></param>
/// <param name="acOption"></param>
/// <returns></returns>
public static IServiceCollection UseWeChatPay(this IServiceCollection services, Action <WeChatPayOptions> acOption)
{
if (acOption == null)
{
throw new ArgumentException(nameof(acOption));
}
var option = new WeChatPayOptions();
acOption?.Invoke(option);
return(AddWeChatPay(services, option));
}
internal WeChatPayApi(WeChatPayOptions option, ILoggerFactory loggerFactory)
{
if (option.IsDebug)
{
payHost = "https://api.mch.weixin.qq.com/sandboxnew";
}
else
{
payHost = "https://api.mch.weixin.qq.com";
}
logger = loggerFactory.CreateLogger <WeChatPayApi>();
httpService = new HttpService(option);
this.option = option;
}
/// <summary>
/// 注册微信支付
/// </summary>
/// <param name="services"></param>
/// <param name="options"></param>
/// <returns></returns>
public static IServiceCollection AddWeChatPay(this IServiceCollection services, WeChatPayOptions options)
{
if (options == null)
{
throw new ArgumentException(nameof(options));
}
//添加单例
services.AddSingleton(new WeChatPayer(options, services.BuildServiceProvider().GetRequiredService <ILoggerFactory>()));
return(services);
}
public HttpService(WeChatPayOptions config)
{
Config = config;
USER_AGENT = string.Format("WXPaySDK/{3} ({0}) .net/{1} {2}", Environment.OSVersion, Environment.Version, Config.MchID, typeof(HttpService).Assembly.GetName().Version);
}
public WeChatPayer(WeChatPayOptions option, ILoggerFactory loggerFactory)
{
this.option = option;
this.logger = loggerFactory.CreateLogger <WeChatPayer>();
weChatPayApi = new WeChatPayApi(option, loggerFactory);
}
