DigitalScholl/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/VisitmanageApi.cs

using Learun.Application.Base.SystemModule;
using Learun.Application.Organization;
using Learun.Application.TwoDevelopment.LR_Desktop;
using Learun.Util;
using Nancy;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Security.Cryptography;
using System.Text;

namespace Learun.Application.WebApi.Modules
{
    public class VisitmanageApi : BaseApi
    {
        public VisitmanageApi()
            : base("/learun/visitmanage")
        {

            Post["/save"] = SaveForm;
            Post["/getweixinaccess_token"] = GetWeixinAccess_token;
        }
        private VisitManageBLL visitIBLL = new VisitManageBLL();
        private UserIBLL userIbll = new UserBLL();
        private WeChatConfigIBLL weChatConfigIbll = new WeChatConfigBLL();

        /// <summary>
        /// 保存实体数据（新增、修改）
        /// <param name="_"></param>
        /// <summary>
        /// <returns></returns>
        public Response SaveForm(dynamic _)
        {
            ReqFormEntity parameter = this.GetReqData<ReqFormEntity>();
            VisitManageEntity entity = parameter.strEntity.ToObject<VisitManageEntity>();
            visitIBLL.SaveEntity(parameter.keyValue, entity);
            return Success("保存成功！");
        }


        #region 微信openid获取

        public Response GetWeixinAccess_token(dynamic _)
        {
            var entity = weChatConfigIbll.GetEnableEntity();
            string appid = entity?.APPId;
            string secret = entity?.secret;
            //string appid = "wx9bba72a124c32b58";// WeChatConfigentity.APPId;
            //string secret = "3553f4244898c20e387ccc4d039b683e";// WeChatConfigentity.secret;

            string code = Request.Query["code"];
            var responsejson = HttpGet("https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + appid + "&secret=" + secret + "&code=" + code + "&grant_type=authorization_code");
            if (!string.IsNullOrEmpty(responsejson))
            {
                return Success(JsonConvert.DeserializeObject(responsejson));
                //var weixintokenobj = JsonConvert.DeserializeObject<dynamic>(responsejson);
                //if (string.IsNullOrEmpty(weixintokenobj.errcode))
                //{
                //}
                //else
                //{
                //    return Fail("微信授权失败，请重试。");
                //}
            }
            return Fail("微信授权失败，请重试。");
        }
        /// <summary>
        /// 发起一个HTTP请求（以GET方式）
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        public string HttpGet(string url)
        {
            WebRequest myWebRequest = WebRequest.Create(url);
            WebResponse myWebResponse = myWebRequest.GetResponse();
            Stream ReceiveStream = myWebResponse.GetResponseStream();
            string responseStr = "";
            if (ReceiveStream != null)
            {
                StreamReader reader = new StreamReader(ReceiveStream, Encoding.UTF8);
                responseStr = reader.ReadToEnd();
                reader.Close();
            }
            myWebResponse.Close();
            return responseStr;
        }
        /// <summary>  
        /// 获取当前时间戳  
        /// </summary>  
        /// <param name="bflag">为真时获取10位时间戳,为假时获取13位时间戳.bool bflag = true</param>  
        /// <returns></returns>  
        public static string GetTimeStamp(bool bflag)
        {
            TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0);
            string ret = string.Empty;
            if (bflag)
                ret = Convert.ToInt64(ts.TotalSeconds).ToString();
            else
                ret = Convert.ToInt64(ts.TotalMilliseconds).ToString();

            return ret;
        }
        // <summary>
        /// SHA1 加密，返回大写字符串
        /// </summary>
        /// <param name="content">需要加密字符串</param>
        /// <returns>返回40位UTF8 大写</returns>
        public static string SHA1(string content)
        {
            return SHA1(content, Encoding.UTF8);
        }
        /// <summary>
        /// SHA1 加密，返回大写字符串
        /// </summary>
        /// <param name="content">需要加密字符串</param>
        /// <param name="encode">指定加密编码</param>
        /// <returns>返回40位大写字符串</returns>
        public static string SHA1(string content, Encoding encode)
        {
            try
            {
                SHA1 sha1 = new SHA1CryptoServiceProvider();
                byte[] bytes_in = encode.GetBytes(content);
                byte[] bytes_out = sha1.ComputeHash(bytes_in);
                sha1.Dispose();
                string result = BitConverter.ToString(bytes_out);
                result = result.Replace("-", "");
                return result;
            }
            catch (Exception ex)
            {
                throw new Exception("SHA1加密出错：" + ex.Message);
            }
        }
        /// <summary>
        /// 获取IP
        /// </summary>
        /// <returns></returns>
        private string GetIP()
        {
            //string ip = string.Empty;
            //if (!string.IsNullOrEmpty(System.Web.HttpContext.Current.Request.ServerVariables["HTTP_VIA"]))
            //    ip = Convert.ToString(System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"]);
            //if (string.IsNullOrEmpty(ip))
            //    ip = Convert.ToString(System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"]);
            //return ip;
            string userIP = "未获取用户IP";

            try
            {
                if (System.Web.HttpContext.Current == null
                    || System.Web.HttpContext.Current.Request == null
                    || System.Web.HttpContext.Current.Request.ServerVariables == null)
                {
                    return "";
                }

                string CustomerIP = "";

                //CDN加速后取到的IP simone 090805
                CustomerIP = System.Web.HttpContext.Current.Request.Headers["Cdn-Src-Ip"];
                if (!string.IsNullOrEmpty(CustomerIP))
                {
                    return CustomerIP;
                }

                CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];

                if (!string.IsNullOrEmpty(CustomerIP))
                {
                    return CustomerIP;
                }

                if (System.Web.HttpContext.Current.Request.ServerVariables["HTTP_VIA"] != null)
                {
                    CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];

                    if (CustomerIP == null)
                    {
                        CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
                    }
                }
                else
                {
                    CustomerIP = System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"];
                }

                if (string.Compare(CustomerIP, "unknown", true) == 0 || string.IsNullOrEmpty(CustomerIP))
                {
                    return System.Web.HttpContext.Current.Request.UserHostAddress;
                }
                return CustomerIP;
            }
            catch { }

            return userIP;
        }
        #endregion

        #region 私有类

        /// <summary>
        /// 表单实体类
        /// <summary>
        private class ReqFormEntity
        {
            public string keyValue { get; set; }
            public string strEntity { get; set; }
        }
        #endregion
    }
}