public async Task <ResultDto> JsSdkAsync(string url)
{
var configSection = _configuration.GetSection("WeChat:Web");
//获取时间戳
var timestamp = JSSDKHelper.GetTimestamp();
//获取随机码
var nonceStr = JSSDKHelper.GetNoncestr();
var appId = configSection.GetValue <string>("AppId");
var appSecret = configSection.GetValue <string>("AppSecret");
//获取票证
var jsTicket = await JsApiTicketContainer.TryGetJsApiTicketAsync(appId, appSecret);
//获取签名
//nonceStr = "Wm3WZYTPz0wzccnW";
//jsTicket = "sM4AOVdWfPE4DxkXGEs8VMCPGGVi4C3VM0P37wVUCFvkVAy_90u5h9nbSlYy3-Sl-HhTdfl2fzFy1AOcHKP7qg";
//timestamp = "1414587457";
//url = "http://mp.weixin.qq.com?params=value";
//url = url?? Request.GetAbsoluteUri();
var signature = JSSDKHelper.GetSignature(jsTicket, nonceStr, timestamp, url);
var resultDto = new ResultDto
{
Result = true,
Data = new { appId, timestamp, nonceStr, signature },
Message = "查询成功"
};
_logger.LogDebug(Serialize.ToJson(new { url, appId, jsTicket, timestamp, nonceStr, signature }));
return(resultDto);
}
public async Task <(bool Success, string Ticket, string ErrorMessage)> GetJsApiTicketAsync(string mpAppId, string mpAppSecret)
{
var success = false;
var errorMessage = string.Empty;
string ticket = null;
try
{
ticket = await JsApiTicketContainer.TryGetJsApiTicketAsync(mpAppId, mpAppSecret);
success = true;
}
catch (ErrorJsonResultException ex)
{
if (ex.JsonResult.errcode == ReturnCode.调用接口的IP地址不在白名单中)
{
var startIndex = ex.JsonResult.errmsg.IndexOf("invalid ip ", StringComparison.Ordinal) + 11;
var endIndex = ex.JsonResult.errmsg.IndexOf(" ipv6", StringComparison.Ordinal);
var ip = ex.JsonResult.errmsg.Substring(startIndex, endIndex - startIndex);
errorMessage = $"调用接口的IP地址不在白名单中，请进入微信公众平台，将本服务器的IP地址 {ip} 添加至白名单";
}
else
{
errorMessage = $"API 调用发生错误：{ex.JsonResult.errmsg}";
}
}
catch (Exception ex)
{
errorMessage = $"执行过程发生错误：{ex.Message}";
}
return(success, ticket, errorMessage);
}
public static async Task <WeixinResponse> WeixinSignResponse(this string url)
{
var response = new WeixinResponse();
var timestamp = JSSDKHelper.GetTimestamp();
var noncestr = JSSDKHelper.GetNoncestr();
var ticket = await JsApiTicketContainer.TryGetJsApiTicketAsync(AppId, AppSecret);
if (ticket.IsNullOrEmpty())
{
response.Message = "获取ticket出错了~~";
}
var signature = JSSDKHelper.GetSignature(ticket, noncestr, timestamp, url);
if (signature.IsNullOrEmpty())
{
response.Message = "获取signature出错了~~";
}
response.Timestamp = timestamp;
response.Noncestr = noncestr;
response.Ticket = ticket;
response.Signature = signature;
return(response);
}
/// <summary>
/// 【异步方法】获取给UI使用的JSSDK信息包
/// </summary>
/// <param name="appId"></param>
/// <param name="appSecret"></param>
/// <param name="url"></param>
/// <returns></returns>
public static async Task <JsSdkUiPackage> GetJsSdkUiPackageAsync(string appId, string appSecret, string url)
{
//获取时间戳
var timestamp = GetTimestamp();
//获取随机码
string nonceStr = GetNoncestr();
string ticket = await JsApiTicketContainer.TryGetJsApiTicketAsync(appId, appSecret);
//获取签名
string signature = JSSDKHelper.GetSignature(ticket, nonceStr, timestamp, url);
//返回信息包
return(new JsSdkUiPackage(appId, timestamp, nonceStr, signature));
}