判断请求是来自钉钉还是微信(企业微信)

1.判断请求是来自钉钉还是微信(企业微信)

             // 从钉钉过来
            if (Request.UserAgent.Contains("AliApp") || Request.UserAgent.Contains("DingTalk"))
            {
                // 构造钉钉oauth2.0认证跳转
            }
            // 从企业微信过来
            else if (Request.UserAgent != null&&(Request.UserAgent.Contains("MicroMessenger")) && (Request.UserAgent.Contains("wxwork")))
            {
               // 构造微信oauth2.0认证跳转
            }
            // 微信过来
            else if (Request.UserAgent != null && (Request.UserAgent.Contains("MicroMessenger")))
            {
                 // 构造微信oauth2.0认证跳转
            }