using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using System.Web.Mvc;
using System.Security.Principal;
using System.Security.Cryptography;
using System.IO;
using System.Web.Mail;
using System.Web.Compilation;
using NP.Model;
using System.Net.Http;
using OfficeOpenXml;
using System.Collections;
using System.Net.Mail;
using System.Net;
using System.Text.RegularExpressions;

namespace NP.Base
{
    public partial class BaseController : Controller
    {
        public static String _sip;
        public static String SIP
        {
            get
            {
                if (string.IsNullOrEmpty(_sip))
                {
                    _sip = System.Web.Configuration.WebConfigurationManager.AppSettings["SIP"];
                }
                return _sip;
            }
            set
            {
                _sip = value;
            }
        }
        public const String SUI = "NPTECHSUI";
        public const String SUIT = "NPTECHSUIT";
        public const String SUIF = "NPTECHSUIF";
        public const String SUIFT = "NPTECHSUIFT";
        public const String SUIFCROOM = "NPTECHSUIFCROOM";
        public const String SUIFTCROOM = "NPTECHSUIFTCROOM";        
        private const String SUIDATE = "190517";
        private bool? securev = null;

        private bool IsSecure
        {
            get
            {
                if(securev == null)
                {
                    securev = GetConfig("usessl") == "Y";
                }
                return securev.Value;
            }
        }

        public NP.Model.SSUserInfo SUserInfo = new Model.SSUserInfo(); 
        public void SSClear()
        {
            HttpContext.Session.Clear();
        }
        public NP.Dao.CommonDao Dao { get; set; }
        //public NP.Sms.CommonDao Sms { get; set; }
        /// <summary>
        /// 1: 관리자, 2: 사용자
        /// </summary>
        public int TopMenuNo { get; set; }
        public int PageRowCount { get; set; }
        public String MainSubDomain { get; set; }

        public String OffCode { get; set; }
        public String OffCode1 { get; set; }
        public String OffCode2 { get; set; }
        public String OffCode3 { get; set; }
        public String OnCode { get; set; }
        public String OnCode1 { get; set; }
        public String OnCode2 { get; set; }
        public String OnCode3 { get; set; }
        public String TestCode { get; set; }
        public String TestCode1 { get; set; }
        public String TestCode2 { get; set; }
        public String TestCode3 { get; set; }
        public int IsDupCheck { get; set; }
        private static IList<NP.Model.Menu> MENUS { get; set; }
        protected int paylimitday = 31;
        public IList<NP.Model.Menu> GetMENUS
        {
            get
            {
                if (MENUS == null || MENUS.Count() < 1)
                {
                    MENUS = Dao.Get<NP.Model.Menu>("sys.menu.menuauth", new System.Collections.Hashtable() { { "topmenuno", TopMenuNo } });
                }
                return MENUS.ToList();
            }
            set
            {
                MENUS = value;
            }
        }
        protected void ResetMenuBase()
        {
            MENUS = null;
        }

        public string GetUserIP()
        {
            string ipAddress = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
            if (!string.IsNullOrEmpty(ipAddress))
            {
                string[] addresses = ipAddress.Split(',');
                if (addresses.Length != 0)
                {
                    ipAddress = addresses[0];
                }
            }
            if (string.IsNullOrEmpty(ipAddress))
            {
                ipAddress = Request.ServerVariables["REMOTE_ADDR"];
            }
            return ipAddress;
        }


        string EncKey = "YNP.net";
        /// <summary>
        /// AES to Base64 암호화
        /// </summary>
        /// <param name="text"></param>
        /// <returns></returns>
        public string EncString(string text, String enckey = "YNP.net")
        {
            byte[] inputText = System.Text.Encoding.Unicode.GetBytes(text);
            byte[] passwordSalt = Encoding.ASCII.GetBytes(enckey.Length.ToString());
            PasswordDeriveBytes secretKey = new PasswordDeriveBytes(enckey, passwordSalt);
            Rijndael rijAlg = Rijndael.Create();
            rijAlg.Key = secretKey.GetBytes(32);
            rijAlg.IV = secretKey.GetBytes(16);
            ICryptoTransform encryptor = rijAlg.CreateEncryptor(rijAlg.Key, rijAlg.IV);
            System.IO.MemoryStream msEncrypt = new System.IO.MemoryStream();
            CryptoStream csEncrypt = new CryptoStream(msEncrypt, encryptor, CryptoStreamMode.Write);
            csEncrypt.Write(inputText, 0, inputText.Length);
            csEncrypt.FlushFinalBlock();
            byte[] encryptBytes = msEncrypt.ToArray();
            msEncrypt.Close();
            csEncrypt.Close();
            // Base64
            string encryptedData = Convert.ToBase64String(encryptBytes);
            return encryptedData;
        }
        /// <summary>
        /// AES to Base64 복호화
        /// </summary>
        /// <param name="text"></param>
        /// <returns></returns>
        public string DecString(string text)
        {
            byte[] encryptedData = Convert.FromBase64String(text);
            byte[] passwordSalt = Encoding.ASCII.GetBytes(EncKey.Length.ToString());
            PasswordDeriveBytes secretKey = new PasswordDeriveBytes(EncKey, passwordSalt);
            Rijndael rijAlg = Rijndael.Create();
            rijAlg.Key = secretKey.GetBytes(32);
            rijAlg.IV = secretKey.GetBytes(16);
            ICryptoTransform decryptor = rijAlg.CreateDecryptor(rijAlg.Key, rijAlg.IV);
            System.IO.MemoryStream msDecrypt = new System.IO.MemoryStream(encryptedData);
            CryptoStream csDecrypt = new CryptoStream(msDecrypt, decryptor, CryptoStreamMode.Read);
            int decryptedCount = csDecrypt.Read(encryptedData, 0, encryptedData.Length);
            msDecrypt.Close();
            try
            {
                csDecrypt.Close();
            }
            catch (Exception ex)
            {
                NP.Base.Logger.Error(ex.Message);
            }
            // Base64
            string decryptedData = Encoding.Unicode.GetString(encryptedData, 0, decryptedCount);
            return decryptedData;
        }
        /// <summary>
        /// ajax권한을 대체하기 위해 인증 키를 사용한다. ajax에서 처리하려는 데이터테이블을 대분자값으로 암호화하여 쿠키를 생성하고 검증한다.
        /// </summary>
        /// <param name="TABLEUPPER"></param>
        /// <returns></returns>
        public String Enc(String TABLEUPPER)
        {
            return EncString(TABLEUPPER);
        }
        public JsonResult JsonNoAuth()
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.NoAuth, msg = "권한부족" }, JsonRequestBehavior.AllowGet);
        }
        public JsonResult JsonNoData()
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.NoData, msg = "데이터없음" }, JsonRequestBehavior.AllowGet);
        }
        public JsonResult JsonNoApply()
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.NoApply, msg = "적용불가" }, JsonRequestBehavior.AllowGet);
        }
        public JsonResult JsonNoApply(Int64 rtn)
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.NoApply, msg = "적용불가", obj = rtn }, JsonRequestBehavior.AllowGet);
        }
        /// <summary>
        /// code = not null ? OK, obj = T
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="t"></param>
        /// <returns></returns>
        public JsonResult JsonBack<T>(T t)
        {
            if (t == null)
            {
                return JsonNoData();
            }
            var j = Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = t }, JsonRequestBehavior.AllowGet);
            j.MaxJsonLength = int.MaxValue;
            return j;
        }
        public JsonResult JsonBack<T>(List<T> t)
        {
            if (t == null)
            {
                return JsonNoData();
            }
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = t }, JsonRequestBehavior.AllowGet);
        }
        public JsonResult JsonBack(NP.Model.JsonRtn jr)
        {
            return Json(jr, JsonRequestBehavior.AllowGet);
        }
        public JsonResult JsonBackList<T>(IList<T> ts)
        {
            var j = Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = ts }, JsonRequestBehavior.AllowGet);
            j.MaxJsonLength = int.MaxValue;
            return j;
        }
        public JsonResult JsonBackList<T>(T ts)
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = ts }, JsonRequestBehavior.AllowGet);
        }



        public JsonResult JsonObj<T>(T t)
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = t }, JsonRequestBehavior.AllowGet);
        }
        public JsonResult JsonOK(Int64 rtn, bool absOK = false)
        {
            //NP.Base.Logger.Debug(rtn.ToString());
            if (rtn > 0 || absOK)
            {
                return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = rtn }, JsonRequestBehavior.AllowGet);
            }
            return JsonNoApply(rtn);
        }
        public JsonResult JsonOK(string rtn, bool absOK)
        {
            if (!string.IsNullOrEmpty(rtn) || absOK)
            {
                return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = rtn }, JsonRequestBehavior.AllowGet);
            }
            return JsonNoApply();
        }
        public JsonResult JsonOKObj(object o)
        {
            return Json(new NP.Model.JsonRtn() { code = (int)ENUM.JSONCode.OK, msg = "OK", obj = o }, JsonRequestBehavior.AllowGet);
        }




        public JsonResult JsonError<T>(NP.Base.ENUM.JSONCode cd, String m, T t)
        {
            return Json(new NP.Model.JsonRtn() { code = (int)cd, msg = m, obj = t }, JsonRequestBehavior.AllowGet);
        }

        public String MakeSaveData(String sd, String spe = ",")
        {
            sd = (sd ?? "").Trim();
            sd = sd.StartsWith(spe) ? sd.Substring(1, sd.Length - 1) : sd;
            return sd.EndsWith(spe) ? sd.Substring(0, sd.Length - 1) : sd;

        }
        public DateTime GetDate(String d)
        {
            return Convert.ToDateTime(d);
        }
        public Int16 GetInt16(Object b)
        {
            return Convert.ToInt16(b);
        }
        public Int32 GetInt(Object b)
        {
            if (b == null || b.ToString().Trim() == "")
            { return 0; }
            int i = 0;
            bool r = int.TryParse(b.ToString(), out i);
            if (!r)
            {
                return 0;
            }
            return i;
        }
        public Int64 GetLong(Object b)
        {
            if (b == null || b.ToString().Trim() == "") { return 0; }
            return Convert.ToInt64(b);
        }

        public bool IsPost()
        {
            return Request.HttpMethod.ToUpper().Equals("POST");
        }

        public System.Collections.Hashtable SetHash(NP.Model.VMBase vm, bool appendSearch = true)
        {
            vm.pagenum = vm.pagenum ?? 1;
            vm.pagerowcount = vm.pagerowcount < 1 ? (vm.isexceldown == 1 ? 100000 : PageRowCount) : vm.pagerowcount;
            var rht = new System.Collections.Hashtable() { { "pagenum", vm.pagenum.Value }, { "pagerowsize", vm.pagerowcount } };
            if (appendSearch)
            {
                rht.Add("searchtype", vm.searchtype);
                rht.Add("searchtext", vm.searchtext);
            }
            return rht;
        }
        public List<T> InitM<T>()
        {
            return new List<T>() { };
        }
        /// <summary>
        /// 그룹코드 콤마(,) 연결값으로 공통코드를 조회한다.
        /// </summary>
        /// <param name="cgroups"></param>
        /// <returns></returns>
        public IList<NP.Model.ComCode> GetComCodes(string cgroups)
        {
            return GetComCodes(cgroups, false);
        }
        public IList<NP.Model.ComCode> GetComCodes(string cgroups, bool isall)
        {
            cgroups = cgroups.Replace("'", "");
            String gs = "";
            foreach (var g in cgroups.Split(','))
            {
                gs += ",'" + g + "'";
            }
            gs = gs.StartsWith(",") ? gs.Substring(1) : gs;
            return Dao.Get<NP.Model.ComCode>("sys.comcode.list", new System.Collections.Hashtable() { { "cgroups", gs }, {"all"+(isall?"":"x"), 1 } });
        }
        public NP.Model.ComCode GetComCode(int ccode)
        {
            return Dao.Get<NP.Model.ComCode>("sys.comcode.list", new System.Collections.Hashtable() { { "ccode", ccode } }).FirstOrDefault();
        }
        public IList<NP.Model.ComCode> GetComCodes(String CGroup, String PCode, String RefCode)
        {
            return Dao.Get<NP.Model.ComCode>("sys.comcode.list", new System.Collections.Hashtable() { { "cgroup", CGroup }, { "pcode", PCode }, { "refcode", RefCode } });
        }

        protected int GetCount(object list)
        {
            if (list == null)
            {
                return 0;
            }
            try
            {
                System.Reflection.PropertyInfo pi = list.GetType().GetProperty("pagetotalcount");
                return (int)pi.GetValue(list, null);
            }
            catch (Exception ex)
            {
                ViewBag.Errors = ex.Message;
                return 0;
            }
        }

        protected String SingleEnc(String s)
        {
            return "SHA2('" + s + "', 512)";
        }
        protected long? SetFile2(System.Web.HttpFileCollectionBase files, long fgno, String tablename, String columnname, out Int64 fileno)
        {
            var fs = new List<System.Web.HttpPostedFileBase>() { };
            for (var i = 0; i < files.Count; i++)
            {
                if (!string.IsNullOrEmpty(files[i].FileName))
                {
                    fs.Add((System.Web.HttpPostedFileBase)files[i]);
                }
            }
            return SetFile2(fs, fgno, tablename, columnname, out fileno);
        }
        protected long? SetFile2(IList<System.Web.HttpPostedFileBase> upFiles, long fgno, String tablename, String columnname, out Int64 fileno)
        {
            try
            {
                var fcnt = upFiles.Count;
                if (fcnt < 1)
                {
                    fileno = 0;
                    return (Int64?)null;
                }
                //만약 다중파일의 두 번째부터 이후의 파일들의 경우 파일그룹번호가 0 이면서 FGKey가 동일한 것이 DB에 있으면 그 FGNo를 사용한다.
                var finfos = new NP.Model.File() { fgno = fgno, tablename = tablename, columnname = columnname, uno = SUserInfo.UserNo, uip = GetUserIP() };
                finfos.Files = new List<NP.Model.File>();
                var _month = DateTime.Now.ToString("yyyyMM");
                if (!System.IO.Directory.Exists(Server.MapPath(string.Format(@"{0}\{1}\{2}", NP.Model.Base.Files, _month, tablename))))
                {
                    System.IO.Directory.CreateDirectory(Server.MapPath(string.Format(@"{0}\{1}\{2}", NP.Model.Base.Files, _month, tablename)));
                }
                int filelength = 0;
                for (int i = 0; i < fcnt; i++)
                {
                    if (!string.IsNullOrEmpty(upFiles[i].FileName))
                    {
                        filelength += upFiles[i].ContentLength;
                        string fileExt = System.IO.Path.GetExtension(upFiles[i].FileName.Split('\\').Last());
                        string fileFullPath = string.Format(@"\{0}\{1}\{2}_{3}{4}", _month, tablename, DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + SUserInfo.UserNo.ToString(), i, fileExt);
                        upFiles[i].SaveAs(Server.MapPath(NP.Model.Base.Files + fileFullPath));
                        finfos.Files.Add(new Model.File()
                        {
                            orgname = upFiles[i].FileName.Split('\\').Last(),
                            fileurl = fileFullPath.Replace("\\", "/"),
                            filesize = upFiles[i].ContentLength,
                            extension = fileExt.Replace(".", "")
                        });
                    }
                }
                if (finfos.Files.Count() > 0)
                {
                    if (finfos.fgno < 1)
                    {
                        Dao.Insert<NP.Model.File>("sys.filegroup.insert", finfos);
                    }
                    if (finfos.fgno > 0)
                    {
                        Dao.Insert("sys.filegroup.savereturn", finfos);
                        if (finfos.fileno > 0)
                        {
                            fileno = finfos.fileno;
                            return finfos.fgno;
                        }
                    }
                }
                fileno = 0;
                return null;
            }
            catch (Exception ex)
            {
                Logger.TryError(ex.Message, ex);
                fileno = 0;
                return null;
            }
        }
        protected long? SetFile(System.Web.HttpFileCollectionBase files, long fgno, String tablename, String columnname = "..", int fseq = 1, String FGKey = "XX")
        {
            var fs = new List<System.Web.HttpPostedFileBase>() { };
            for (var i = 0; i < files.Count; i++)
            {
                if (!string.IsNullOrEmpty(files[i].FileName))
                {
                    fs.Add((System.Web.HttpPostedFileBase)files[i]);
                }
            }
            return SetFile(fs, fgno, tablename, columnname, fseq, FGKey, false, false, 0);
        }
        protected long? SetFile(IList<System.Web.HttpPostedFileBase> upFiles, long fgno, String tablename, String columnname, int fseq = 1, String FGKey = "XX", bool iscontents = false, bool issubject = false, int cmno = 0, long userno = 0)
        {
            try
            {
                var fcnt = upFiles.Count;
                if (fcnt < 1)
                {
                    return null;
                }
                //만약 다중파일의 두 번째부터 이후의 파일들의 경우 파일그룹번호가 0 이면서 FGKey가 동일한 것이 DB에 있으면 그 FGNo를 사용한다.
                if (fgno < 1 && fseq > 1 && FGKey != "")
                {
                    var fg = Dao.Get<NP.Model.File>("sys.file.getfgnobyfgkey", FGKey).FirstOrDefault();
                    fgno = fg == null ? 0 : fg.fgno;
                }
                var finfos = new NP.Model.File() { fgno = fgno, tablename = tablename, columnname = columnname, uno = userno > 0 ? userno : SUserInfo.UserNo, uip = GetUserIP() };
                finfos.Files = new List<NP.Model.File>();
                var _month = DateTime.Now.ToString("yyyyMM");
                if (issubject)
                {
                    if (!System.IO.Directory.Exists(Server.MapPath(string.Format(@"{0}\{1}", NP.Model.Base.Subjects, cmno))))
                    {
                        System.IO.Directory.CreateDirectory(Server.MapPath(string.Format(@"{0}\{1}", NP.Model.Base.Subjects, cmno)));
                    }
                }
                else if (!System.IO.Directory.Exists(Server.MapPath(string.Format(@"{0}\{1}\{2}", iscontents ? NP.Model.Base.Contents : NP.Model.Base.Files, _month, tablename))))
                {
                    System.IO.Directory.CreateDirectory(Server.MapPath(string.Format(@"{0}\{1}\{2}", iscontents ? NP.Model.Base.Contents : NP.Model.Base.Files, _month, tablename)));
                }
                int filelength = 0;
                for (int i = 0; i < fcnt; i++)
                {
                    if (!string.IsNullOrEmpty(upFiles[i].FileName))
                    {
                        filelength += upFiles[i].ContentLength;
                        string fileExt = System.IO.Path.GetExtension(upFiles[i].FileName.Split('\\').Last());
                        string fileFullPath = issubject ? string.Format(@"\{0}\{1}_{2}_{3}{4}", cmno, SUserInfo.UserNo, DateTime.Now.ToString("yyyyMMddHHmmssfff"),i, fileExt) : string.Format(@"\{0}\{1}\{2}_{3}{4}", _month, tablename, DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + SUserInfo.UserNo.ToString(),i, fileExt);
                        upFiles[i].SaveAs(Server.MapPath((issubject ? NP.Model.Base.Subjects : iscontents ? NP.Model.Base.Contents : NP.Model.Base.Files) + fileFullPath));
                        finfos.Files.Add(new Model.File()
                        {
                            orgname = upFiles[i].FileName.Split('\\').Last(),
                            fileurl = fileFullPath.Replace("\\", "/"),
                            filesize = upFiles[i].ContentLength,
                            extension = fileExt.Replace(".", "")
                        });
                    }
                }
                if (finfos.Files.Count() > 0)
                {
                    if (finfos.fgno < 1)
                    {
                        Dao.Insert<NP.Model.File>("sys.filegroup.insert", finfos);
                    }
                    if (finfos.fgno > 0)
                    {
                        if (Dao.Save("sys.filegroup.save", finfos) > 0)
                        {
                            return finfos.fgno;
                        }
                    }
                }
                return null;
            }
            catch (Exception ex)
            {
                //Logger.TryError(ex.Message, ex);
                SetError(ex.Message);
                return null;
            }
        }
        protected long SetFileSingle(System.Web.HttpPostedFileBase upFile, long fgno, String tablename, int fseq, String FGKey)
        {
            try
            {
                var fcnt = 1;
                if (fcnt < 1)
                {
                    return 0;
                }
                //만약 다중파일의 두 번째부터 이후의 파일들의 경우 파일그룹번호가 0 이면서 FGKey가 동일한 것이 DB에 있으면 그 FGNo를 사용한다.
                if (fgno < 1 && fseq > 1 && FGKey != "")
                {
                    var fg = Dao.Get<NP.Model.File>("sys.file.getfgnobyfgkey", FGKey).FirstOrDefault();
                    fgno = fg == null ? 0 : fg.fgno;
                }
                var finfos = new NP.Model.File() { fgno = fgno, tablename = tablename, uno = SUserInfo.UserNo, uip = GetUserIP()/*, fgkey = FGKey*/ };
                finfos.Files = new List<NP.Model.File>();
                var _month = DateTime.Now.ToString("yyyyMM");
                if (!System.IO.Directory.Exists(Server.MapPath(string.Format(@"{0}\{1}{2}\{3}", NP.Model.Base.Files, "", _month, tablename))))
                {
                    System.IO.Directory.CreateDirectory(Server.MapPath(string.Format(@"{0}\{1}{2}\{3}", NP.Model.Base.Files, "", _month, tablename)));
                }
                int filelength = 0;
                for (int i = 0; i < fcnt; i++)
                {
                    filelength += upFile.ContentLength;
                    string fileExt = System.IO.Path.GetExtension(upFile.FileName.Split('\\').Last());
                    string fileFullPath = string.Format(@"\{0}\{1}\{2}_{3}{4}", _month, tablename, DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + SUserInfo.UserNo.ToString(),i, fileExt);
                    upFile.SaveAs(Server.MapPath(NP.Model.Base.Files + fileFullPath));
                    finfos.Files.Add(new Model.File() { orgname = upFile.FileName.Split('\\').Last(), fileurl = fileFullPath.Replace("\\", "/"), filesize = upFile.ContentLength, extension = fileExt.Replace(".", "") });
                }
                if (finfos.Files.Count() > 0)
                {
                    if (finfos.fgno < 1)
                    {
                        Dao.Insert<NP.Model.File>("sys.filegroup.insert", finfos);
                    }
                    if (finfos.fgno > 0)
                    {
                        if (Dao.Save("sys.filegroup.save", finfos) > 0)
                        {
                            return finfos.fgno;
                        }
                    }
                }
                return 0;
            }
            catch (Exception ex)
            {
                Logger.TryError(ex.Message, ex);
                return 0;
            }
        }
        protected String SetFile2(System.Web.HttpFileCollectionBase upFiles, String tablename)
        {
            try
            {
                var fcnt = upFiles.Count;
                if (fcnt < 1 || string.IsNullOrEmpty(upFiles[0].FileName))
                {
                    return "";
                }
                //만약 다중파일의 두 번째부터 이후의 파일들의 경우 파일그룹번호가 0 이면서 FGKey가 동일한 것이 DB에 있으면 그 FGNo를 사용한다.
                var finfos = new NP.Model.File() { fgno = 0, tablename = tablename, uno = SUserInfo.UserNo, uip = GetUserIP()/*, FGKey = ""*/ };
                finfos.Files = new List<NP.Model.File>();
                var _month = DateTime.Now.ToString("yyyyMM");
                if (!System.IO.Directory.Exists(Server.MapPath(string.Format(@"{0}\{1}\{2}", NP.Model.Base.Files, _month, tablename))))
                {
                    System.IO.Directory.CreateDirectory(Server.MapPath(string.Format(@"{0}\{1}\{2}", NP.Model.Base.Files, _month, tablename)));
                }
                int filelength = 0;
                String fileFullPath2 = "";
                for (int i = 0; i < fcnt; i++)
                {
                    filelength += upFiles[i].ContentLength;
                    string fileExt = System.IO.Path.GetExtension(upFiles[i].FileName.Split('\\').Last());
                    string fileFullPath = string.Format(@"\{0}\{1}\{2}_{3}{4}", _month, tablename, DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + SUserInfo.UserNo.ToString(),i, fileExt);
                    fileFullPath2 = fileFullPath;
                    upFiles[i].SaveAs(Server.MapPath(NP.Model.Base.Files + fileFullPath));
                    finfos.Files.Add(new Model.File() { orgname = upFiles[i].FileName.Split('\\').Last(), fileurl = fileFullPath.Replace("\\", "/"), filesize = upFiles[i].ContentLength, extension = fileExt.Replace(".", "") });
                }
                if (finfos.Files.Count() > 0)
                {
                    if (finfos.fgno < 1)
                    {
                        Dao.Insert<NP.Model.File>("sys.filegroup.insert", finfos);
                    }
                    if (finfos.fgno > 0)
                    {
                        //finfos.UserNoCallBack = NP.Model.Base.Files + fileFullPath2.Replace("\\", "/");
                        if (Dao.Save("sys.filegroup.save", finfos) > 0)
                        {
                            return NP.Model.Base.Files + fileFullPath2;
                        }
                    }
                }
                return "";
            }
            catch (Exception ex)
            {
                Logger.TryError(ex.Message, ex);
                return "";
            }
        }
        protected JsonResult SetFileNoDB(System.Web.HttpFileCollectionBase upFiles, String tablename)
        {
            try
            {
                var fcnt = upFiles.Count;
                if (fcnt > 0)
                {

                    var _month = DateTime.Now.ToString("yyyyMM");
                    if (!System.IO.Directory.Exists(Server.MapPath(string.Format(@"{0}{1}\{2}\{3}", NP.Model.Base.Files, "", tablename, _month))))
                    {
                        System.IO.Directory.CreateDirectory(Server.MapPath(string.Format(@"{0}{1}\{2}\{3}", NP.Model.Base.Files, "", tablename, _month)));
                    }
                    String files = "";
                    Int64 filelength = 0;
                    for (int i = 0; i < fcnt; i++)
                    {
                        filelength += upFiles[i].ContentLength;
                        string fileExt = System.IO.Path.GetExtension(upFiles[i].FileName.Split('\\').Last());
                        string fileFullPath = string.Format(@"\{0}\{1}\{2}_{3}{4}", tablename, _month, DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + SUserInfo.UserNo.ToString(),i, fileExt);
                        upFiles[i].SaveAs(Server.MapPath(NP.Model.Base.Files + fileFullPath));
                        files += ";" + Model.Base.Files + fileFullPath.Replace("\\", "/");
                    }
                    if (files != "")
                    {
                        System.Collections.Hashtable ht = new System.Collections.Hashtable() { };
                        ht.Add("uri", files.Substring(1));
                        return JsonObj<Object>(ht);
                    }
                }
            }
            catch (Exception ex)
            {
                Logger.TryError(ex.Message, ex);
                SetError(ex.Message + ex.StackTrace);
            }
            return JsonNoApply();
        }
        protected int DropFile(long fileNo, String fileName, String datakey = null)
        {
            try
            {
                //db에 삭제플래그 전송
                var file = Dao.Get<NP.Model.File>("sys.file.get", fileNo).FirstOrDefault();
                var isauth = SUserInfo.IsAdmin || SUserInfo.UserNo == file.cno;
                var uno = SUserInfo.IsAdmin ? -999 : SUserInfo.UserNo;
                if (!isauth && SUserInfo.UserNo > 0)
                {
                    if ((datakey??"") != "")
                    {
                        switch (datakey)
                        {
                            case "users.fgno":
                                //삭제권한체크
                                //var u = Dao.Get<NP.Model.Users>("cdd.user", SUserInfo.UserNo).FirstOrDefault();
                                //if (u.fgno == file.fgno)
                                //{
                                //    isauth = true;
                                //    uno = -999;
                                //}
                                break;
                            case "assign.fgnobno":
                                var u = Dao.Get<NP.Model.Assign>("users.users.assign", new System.Collections.Hashtable() { { "userno", SUserInfo.UserNo } }).FirstOrDefault();
                                if(u.fgnobno == file.fgno)
                                {
                                    isauth = true;
                                    uno = -999;
                                }
                                break;
                            default:
                                break;
                        }
                    }
                }
                if (file != null && isauth)
                {
                    if (Dao.Save("sys.file.del", new System.Collections.Hashtable() { { "fileno", fileNo }, { "uip", GetUserIP() }, { "uno", uno } }) > 0)
                    {
                        string folderName = "";

                        switch(file.tablename)
                        {
                            case "lectsd":
                                folderName = NP.Model.Base.Subjects;
                                break;
                            case "ct":
                                folderName = NP.Model.Base.Contents;
                                break;
                            default:
                                folderName = NP.Model.Base.Files;
                                break;
                        }
                        System.IO.File.Delete(Server.MapPath(folderName + file.fileurl));
                        return 1;
                    }
                    return 0;
                }
            }
            catch (Exception ex)
            {
                Logger.TryError(ex.Message, ex);
            }
            return 0;
        }
        protected String GetFGKey(int seq)
        {
            return SUserInfo.UserNo.ToString() + "-" + seq.ToString() + "-" + DateTime.Now.ToString("yyyyMMddHHmmssfff");
        }
        protected void SetUserInfo(NP.Model.VMBase vm)
        {
            vm.UserInfo = new Model.UserInfo() { userno = SUserInfo.UserNo, userid = SUserInfo.UserId, username = SUserInfo.UserName };
        }
        protected Int64 GetInt64(String s, bool nulltozero = false)
        {
            if (!string.IsNullOrEmpty(s))
            {
                s = s.Replace(",", "");
            }
            if (nulltozero && !string.IsNullOrEmpty(s))
            {
                return 0;
            }
            return Convert.ToInt64(s);
        }
        protected double GetDouble(String s, bool nulltozero = false)
        {
            return Convert.ToDouble(s);
        }
        protected int? GetIntOrNull(Object o)
        {
            return GetIntOrNull(o, false);
        }
        protected int? GetIntOrNull(Object o, bool zeroTonull)
        {
            if (o != null || !(zeroTonull && "0".Equals(o.ToString())))
            {
                try
                {
                    return Convert.ToInt32(o);
                }
                catch (Exception ex)
                {
                    ViewBag.Errors = ex.Message;
                }
            }
            return null;
        }
        protected Int64? GetInt64OrNull(Object o)
        {
            return GetInt64OrNull(o, false);
        }
        protected Int64? GetInt64OrNull(Object o, bool zeroTonull)
        {
            if (o != null && (!zeroTonull || !(zeroTonull && "0".Equals(o.ToString()))))
            {
                try
                {
                    return Convert.ToInt32(o);
                }
                catch (Exception ex)
                {
                    ViewBag.Errors = ex.Message;
                }
            }
            return null;
        }
        public ActionResult ExportExcel(string[] paramHeaders, string[] paramColumns, System.Collections.IEnumerable paramObj, string paramFileNameNoExt)
        {            
            return ExportExcel(paramHeaders, paramColumns, paramObj, paramFileNameNoExt, null, null);
        }

        /// <summary>
        ///  해당 컨트롤러에서 View를 ExportExcel로 리턴
        ///  List<CodeMode> test=new List<CodeMode>();
        ///  test.add(new CodeModel(){PageTitle="test1",PageNum=1});
        /// ex:   return ExportExcel(new string[]{"타이틀","번호"},new string[]{"PageTitle","PageNum"},test,"test", null, ",2,3,");
        /// </summary>
        /// <param name="paramHeaders">헤더</param>
        /// <param name="paramColumns">컬럼명 </param>
        /// <param name="paramObj">데이터 List</param>
        /// <param name="paramFileNameNoExt">파일명(확장자없이)</param>
        /// <param name="_dt"/>엑셀로다운받을 datatable object </param>
        /// <param name="textcolumns"/>엑셀다운로드시, text형식으로 받을 cellindex지정</param>
        /// <returns></returns>
        public ActionResult ExportExcel(string[] paramHeaders, string[] paramColumns, System.Collections.IEnumerable paramObj, string paramFileNameNoExt, System.Data.DataTable _dt = null, string textcolumns = null)
        {
            var dataGrid = new System.Web.UI.WebControls.DataGrid();
            var dataTable = new System.Data.DataTable(paramFileNameNoExt);
            if (_dt == null)
            {
                //컬럼생성
                for (int i = 0; i < paramHeaders.Length; i++)
                {
                    dataTable.Columns.Add(paramHeaders[i]);
                }

                foreach (object instance in paramObj)
                {
                    Type t = instance.GetType();

                    System.Data.DataRow newRow = dataTable.NewRow();
                    for (int i = 0; i < paramColumns.Length; i++)
                    {
                        System.Reflection.PropertyInfo property = t.GetProperty(paramColumns[i].Trim());
                        newRow[i] = property.GetValue(instance, null);
                    }
                    dataTable.Rows.Add(newRow);
                }
            }
            else
            {
                dataTable = _dt;
            }
            //@CUSTOM@ : 엑셀컬럼에 text형식으로 받을 columnindex String 지정
            deidbtextcolumns = textcolumns;
            dataGrid.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(DataExportExcel_ItemDataBound);
            dataGrid.DataSource = dataTable;
            dataGrid.DataBind();
            System.IO.StringWriter sw = new System.IO.StringWriter();
            System.Web.UI.HtmlTextWriter htmlWrite = new System.Web.UI.HtmlTextWriter(sw);
            dataGrid.RenderControl(htmlWrite);
            System.Text.StringBuilder sbResponseString = new System.Text.StringBuilder();

            sbResponseString.Append("<html xmlns:v=\"urn:schemas-microsoft-com:vml\" xmlns:o=\"urn:schemas-microsoft-com:office:office\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\" xmlns=\"http://www.w3.org/TR/REC-html40\">");
            //@CUSTOM@ : text형식 style 지정 => mso-number-format:\@;
            sbResponseString.Append("<head><meta http-equiv=\"Content-Type\" content=\"text/html;charset=utf-8\"><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>Sheet1</x:Name><x:WorksheetOptions><x:Panes></x:Panes></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]-->" + (@"<style> .text { mso-number-format:\@; } </style>") + "</head> <body>");
            sbResponseString.Append(sw.ToString() + "</body></html>");

            Response.Clear();
            Response.AppendHeader("Content-Type", "application/vnd.ms-excel");
            Response.AppendHeader("Content-disposition", "attachment; filename=" + System.Web.HttpUtility.UrlEncode(string.Format(paramFileNameNoExt + ".xls"), Encoding.UTF8));
            Response.Charset = "utf-8";
            Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");

            Response.Write(sbResponseString.ToString());
            Response.Flush();
            System.Web.HttpContext.Current.ApplicationInstance.CompleteRequest();
            return null;
        }

        public ActionResult ExportExcel(string[] paramHeaders, string[] paramColumns, System.Collections.IEnumerable paramObj, string paramFileNameNoExt, System.Data.DataTable _dt = null, string textcolumns = null, Excellog excellog = null)
        {
            var dataGrid = new System.Web.UI.WebControls.DataGrid();
            var dataTable = new System.Data.DataTable(paramFileNameNoExt);
            if (_dt == null)
            {
                //컬럼생성
                for (int i = 0; i < paramHeaders.Length; i++)
                {
                    dataTable.Columns.Add(paramHeaders[i]);
                }

                foreach (object instance in paramObj)
                {
                    Type t = instance.GetType();

                    System.Data.DataRow newRow = dataTable.NewRow();
                    for (int i = 0; i < paramColumns.Length; i++)
                    {
                        System.Reflection.PropertyInfo property = t.GetProperty(paramColumns[i].Trim());
                        newRow[i] = property.GetValue(instance, null);
                    }
                    dataTable.Rows.Add(newRow);
                }
            }
            else
            {
                dataTable = _dt;
            }
            //@CUSTOM@ : 엑셀컬럼에 text형식으로 받을 columnindex String 지정
            deidbtextcolumns = textcolumns;
            dataGrid.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(DataExportExcel_ItemDataBound);
            dataGrid.DataSource = dataTable;
            dataGrid.DataBind();
            System.IO.StringWriter sw = new System.IO.StringWriter();
            System.Web.UI.HtmlTextWriter htmlWrite = new System.Web.UI.HtmlTextWriter(sw);
            dataGrid.RenderControl(htmlWrite);
            System.Text.StringBuilder sbResponseString = new System.Text.StringBuilder();

            sbResponseString.Append("<html xmlns:v=\"urn:schemas-microsoft-com:vml\" xmlns:o=\"urn:schemas-microsoft-com:office:office\" xmlns:x=\"urn:schemas-microsoft-com:office:excel\" xmlns=\"http://www.w3.org/TR/REC-html40\">");
            //@CUSTOM@ : text형식 style 지정 => mso-number-format:\@;
            sbResponseString.Append("<head><meta http-equiv=\"Content-Type\" content=\"text/html;charset=utf-8\"><!--[if gte mso 9]><xml><x:ExcelWorkbook><x:ExcelWorksheets><x:ExcelWorksheet><x:Name>Sheet1</x:Name><x:WorksheetOptions><x:Panes></x:Panes></x:WorksheetOptions></x:ExcelWorksheet></x:ExcelWorksheets></x:ExcelWorkbook></xml><![endif]-->" + (@"<style> .text { mso-number-format:\@; } </style>") + "</head> <body>");
            sbResponseString.Append(sw.ToString() + "</body></html>");

            Response.Clear();
            Response.AppendHeader("Content-Type", "application/vnd.ms-excel");
            Response.AppendHeader("Content-disposition", "attachment; filename=" + System.Web.HttpUtility.UrlEncode(string.Format(paramFileNameNoExt + ".xls"), Encoding.UTF8));
            Response.Charset = "utf-8";
            Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");

            Response.Write(sbResponseString.ToString());
            Response.Flush();
            System.Web.HttpContext.Current.ApplicationInstance.CompleteRequest();

            if(excellog != null)
            {
                Dao.Save("excellog.in", excellog);
            }


            return null;
        }
        //@CUSTOM@ : text형식 style 지정속성
        private string deidbtextcolumns { get; set; }
        public void ExportExcelXLSX<T>(List<T> data, String fname)
        {
            ExcelPackage excel = new ExcelPackage();
            var workSheet = excel.Workbook.Worksheets.Add("Sheet1");
            workSheet.Cells[1, 1].LoadFromCollection(data, true);
            using (var memoryStream = new System.IO.MemoryStream())
            {
                Response.ContentType = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
                Response.AddHeader("content-disposition", "attachment;  filename=" + fname + ".xlsx");
                excel.SaveAs(memoryStream);
                memoryStream.WriteTo(Response.OutputStream);
                Response.Flush();
                Response.End();
            }
        }
        private void DataExportExcel_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
        {
            string tempStr = "";
            if (e.Item.ItemType == System.Web.UI.WebControls.ListItemType.Header)
            {
                //Header Text Format can be done as follows
                e.Item.Font.Bold = true;

                //Adding Filter/Sorting functionality for the Excel
                int cellIndex = 0;
                while (cellIndex < e.Item.Cells.Count)
                {
                    e.Item.Cells[cellIndex].Attributes.Add("x:autofilter", "all");
                    e.Item.Cells[cellIndex].Width = 150;
                    e.Item.Cells[cellIndex].HorizontalAlign = System.Web.UI.WebControls.HorizontalAlign.Center;
                    cellIndex++;
                }
            }

            if (e.Item.ItemType == System.Web.UI.WebControls.ListItemType.Item || e.Item.ItemType == System.Web.UI.WebControls.ListItemType.AlternatingItem)
            {
                int cellIndex = 0;
                while (cellIndex < e.Item.Cells.Count)
                {
                    //Any Cell specific formatting should be done here
                    e.Item.Cells[cellIndex].HorizontalAlign = System.Web.UI.WebControls.HorizontalAlign.Left;
                    // @CUSTOM@ : text형식 style 지정
                    if (!string.IsNullOrEmpty(deidbtextcolumns) && deidbtextcolumns.Contains("," + cellIndex + ","))
                    {
                        e.Item.Cells[cellIndex].Attributes.Add("class", "text");
                    }
                    cellIndex++;
                }
            }
        }
        protected string GetConfig(string key)
        {
            return System.Web.Configuration.WebConfigurationManager.AppSettings[key];
        }
        protected void AuthCookie(bool isFront)
        {
            var c = new System.Web.HttpCookie(isFront ? SUIF : SUI
                , EncString(SUIDATE + "$" + SUserInfo.UserNo + "$" +
                SUserInfo.UserName.Replace("$", "") + "$" +
                SUserInfo.UserType + "$" +
                SUserInfo.ASNo + "$" +
                SUserInfo.UserInfo + "$" +
                SUserInfo.LoginKey + "$" +
                DateTime.Now.ToString("yyMMddHHmmss") + "$" +
                SUserInfo.LoginIP) + (IsSecure ? ";SameSite=None" : ""));
            if (IsSecure)
            {
                c.Secure = true;
                c.HttpOnly = true;
            }
            Response.Cookies.Add(c);
            var c2 = new System.Web.HttpCookie(TopMenuNo == 1 ? SUIT : SUIFT, EncString(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")) + (IsSecure ? ";SameSite=None" : ""));
            if (IsSecure)
            {
                c2.Secure = true;
                c2.HttpOnly = true;
            }
            Response.Cookies.Add(c2);
            if (isFront)
            {
                AuthCookieCroom();
            }
        }
        protected void AuthCookieCroom()
        {
            var c = new System.Web.HttpCookie(SUIFCROOM
                , EncString(SUIDATE + "$" + SUserInfo.UserNo + "$" +
                SUserInfo.UserName.Replace("$", "") + "$" +
                SUserInfo.UserType + "$" +
                SUserInfo.ASNo + "$" +
                SUserInfo.UserInfo + "$" +
                SUserInfo.LoginKey + "$" +
                DateTime.Now.ToString("yyMMddHHmmss") + "$" +
                SUserInfo.LoginIP));
            c.HttpOnly = true;
            Response.Cookies.Add(c);
            var c2 = new System.Web.HttpCookie(SUIFTCROOM, EncString(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));
            c2.HttpOnly = true;
            Response.Cookies.Add(c2);
        }
        protected bool IsEmail(string email)
        {
            System.Text.RegularExpressions.Regex regex = new System.Text.RegularExpressions.Regex(@"^([\w\.\-]+)@([\w\-]+)((\.(\w){2,3})+)$");
            System.Text.RegularExpressions.Match match = regex.Match(email);
            if (match.Success)
            {
                return true;
            }
            return false;
        }

        /// <summary>
        /// 메일발송
        /// </summary>
        /// <param name="SendType">0: 기본</param>
        /// <param name="rcvEmail"></param>
        /// <param name="sdEmail"></param>
        /// <param name="msg"></param>
        /// <param name="sbj"></param>
        /// <param name="strFile"></param>
        /// <returns></returns>
        [Obsolete]        
        protected int SendEmail(String smtphost, int smtpport, String smtpid, String smtppw, int SendType, String rcvEmail, String sdEmail, String sdName, String title, String Html, String strFile = null, string bans = "")
        {
            System.Web.Mail.MailMessage mail = null;
            switch (SendType)
            {
                case 1: break;
                default:

                    break;
            }
            String result = rcvEmail;
            try
            {
                mail = new System.Web.Mail.MailMessage();
                mail.Subject = title;
                mail.From = sdEmail;    //보내는 사람 설정
                mail.To = rcvEmail;     // 받는 사람 설정
                mail.BodyEncoding = System.Text.Encoding.UTF8;
                mail.BodyFormat = MailFormat.Html;
                if ("" != bans)
                {
                    Html = Html.Replace("^ban0^", bans.Split(':')[0]).Replace("^ban1^", bans.Split(':')[1]);
                }
                var files = new NP.Model.VMBase() { };
                mail.Body = Html.Replace("src=\"" + files.Files + "/Editor", "src=\"" + GetConfig("fronturl") + "/Files/Editor");
                if (!string.IsNullOrEmpty(strFile))
                {
                    System.Web.Mail.MailAttachment attachment;//첨부파일 만들기
                    attachment = new System.Web.Mail.MailAttachment(strFile);//첨부파일 붙이기
                    mail.Attachments.Add(attachment);//첨부파일 붙이기
                }

                int cdoBasic = 1;
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpusessl", true);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpserverport", smtpport);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", cdoBasic);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", smtpid);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", smtppw);
                SmtpMail.SmtpServer = smtphost;
                SmtpMail.Send(mail);

                //using (System.Net.Mail.SmtpClient SmtpServer = new System.Net.Mail.SmtpClient(smtphost, smtpport))
                //{
                //    SmtpServer.Credentials = new System.Net.NetworkCredential(smtpid, smtppw);
                //    //SmtpServer.EnableSsl = true;                    
                //    SmtpServer.Send(mail);
                //}
            }
            catch (Exception ex)
            {
                SetError("emailfail:" + rcvEmail + ":" + ex.Message + ex.StackTrace);
                return 0;
            }

            return 1;
        }


        /// <summary>
        /// 메일발송 (추가)      
        /// </summary>
        /// <param name="title"></param>
        /// <param name="Html"></param>
        /// <param name="toEmail"></param>
        /// <returns></returns>
        protected int SendEmailNew(string title, string Html, string toEmail)
        {
            // 2025-01-21 (SendEmail 이 더이상 사용되지 않는 코드로 보여지기에 새로 생성)
            try
            {
                /* 
                  Web.config에서 설정된 값을 가져온다 (배열순서)
                  => <add key="masteremail" value="yicte@cte.or.kr;smtp.daum.net;465;yicte;1111" />                
                 */

                string[] masterEmail = GetConfig("masteremail").Split(';');
                string smtpHost = masterEmail[1];
                int smtpPort = Convert.ToInt32(masterEmail[2]);
                string smtpUser = masterEmail[3];
                string smtpPassword = masterEmail[4];
                string fromEmail = masterEmail[0];

                using (var smtpClient = new SmtpClient(smtpHost, smtpPort))
                {
                    // 타임아웃 설정 추가
                    smtpClient.Timeout = 30000; // 10초

                    smtpClient.Credentials = new NetworkCredential(smtpUser, smtpPassword);
                    smtpClient.EnableSsl = true;
                    
                    // SSL/TLS 설정 명시
                    smtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;

                    using (var mailMessage = new System.Net.Mail.MailMessage())
                    {
                        mailMessage.From = new MailAddress(fromEmail, "영남건설기술교육원");
                        mailMessage.ReplyToList.Add(new MailAddress(fromEmail));
                        mailMessage.Subject = title;
                        mailMessage.Body = Html;
                        mailMessage.IsBodyHtml = true;
                        mailMessage.To.Add(toEmail);

                        smtpClient.Send(mailMessage);
                    }
                }

                return 1;
            }
            catch (SmtpException ex)
            {
                // SMTP 특정 예외 처리
                Logger.Error($"SMTP 에러: {ex.Message}");
                return 0;
            }
            catch (Exception ex)
            {
                // 일반 예외 처리
                Logger.Error($"메일발송 에러 : {ex.Message}");
                return 0;
            }
        }


        /// <summary>
        /// SendMailTemplate
        /// </summary>
        /// <param name="templateType">0 : 결재요청, 1: 결재여부통보, 2: 대기강좌승인안내, 3: 기본메일</param>
        /// <param name="sdEmail"></param>
        /// <param name="sdName"></param>
        /// <param name="rcvEmail"></param>
        /// <param name="title"></param>
        /// <param name="contents"></param>
        /// <param name="fileName"></param>
        /// <param name="fileInputStream"></param>
        /// <returns></returns>
        [Obsolete]
        public int SendMailTemplate(string templateType, string sdEmail, string sdName, string rcvEmail, string title, string[] contents, string fileName, string bans = "")
        {
            var smtp = GetConfig("masteremail").Split(';');
            string smtphost = smtp[1];
            int smtpport = Convert.ToInt32(smtp[2].Replace(" ", ""));
            string smtpid = smtp[3];
            string smtppw = smtp[4];
            try
            {
                var mail = new System.Web.Mail.MailMessage();
                mail.From = sdEmail;
                mail.To = rcvEmail;
                mail.Subject = title;
                mail.BodyFormat = MailFormat.Html;
                mail.Body = string.Empty;
                mail.BodyEncoding = System.Text.Encoding.UTF8;
                FileInfo template_email = new FileInfo(Server.MapPath(string.Format(@"\Content/emailForm/\{0}", (templateType == "2" ? "template_email" : "template_email_" + templateType) + ".html")));
                string template_emailText = string.Empty;
                if (template_email.Exists)
                {
                    StreamReader r = template_email.OpenText();
                    template_emailText = r.ReadToEnd();
                    for (int i = 0; i < contents.Length; i++)
                    {
                        template_emailText = template_emailText.Replace("{" + i + "}", contents[i]);
                    }
                    r.Dispose();
                    mail.Body = template_emailText; // 내용 설정
                }
                var files = new NP.Model.VMBase() { };
                mail.Body = template_emailText.Replace("src=\"" + files.Files + "/Editor", "src=\"" + GetConfig("fronturl") + "/Files/Editor");
                if (!string.IsNullOrEmpty(fileName))
                {
                    System.Web.Mail.MailAttachment attachment;
                    attachment = new System.Web.Mail.MailAttachment(fileName);
                    mail.Attachments.Add(attachment);
                }
                int cdoBasic = 1;
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpusessl", true);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpserverport", smtpport);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", cdoBasic);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", smtpid);
                mail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", smtppw);
                SmtpMail.SmtpServer = smtphost;
                SmtpMail.Send(mail);
            }
            catch (Exception ex)
            {
                SetError("emailfail:" + rcvEmail + ":" + ex.Message + ex.StackTrace);
                return 0;
            }
            return 1;
        }

        /// <summary>
        /// mmstype (0: mms, 1: mmsurl, 7: html
        /// </summary>
        /// <param name="SendNo"></param>
        /// <param name="RcvNo"></param>
        /// <param name="Subject"></param>
        /// <param name="Msg"></param>
        /// <param name="time"></param>
        /// <param name="IsMMS"></param>
        /// <param name="mmstype"></param>
        /// <returns></returns>
        protected int SendSms(String SendNo, String RcvNo, String Subject, String Msg, String time, bool IsMMS = false, String mmstype = "0")
        {
            SendNo = string.IsNullOrEmpty(SendNo) ? "02-551-2097" : SendNo;

            /* SMS 메시지 작업1 */
            var mtype = (int?)null;
            var CMID = "";

            if (!string.IsNullOrEmpty(Msg))
            {
                SendNo = SendNo.Replace("-", "");
                Msg = (Msg.Length > 1000 ? Msg.Substring(0, 1000) : Msg).Replace("\"", "'");
                mtype = System.Text.Encoding.Default.GetBytes(Msg).Length <= 90 ? 0 : System.Text.Encoding.Default.GetBytes(Msg).Length <= 2000 ? 5 : (int?)null;
            }

            try
            {
                /* SMS 메시지 작업2 */
                if(!string.IsNullOrEmpty(Msg) && mtype != null)
                {
                    var uno = SUserInfo.UserNo;
                    var uip = GetUserIP();
                                        
                    // sms 테이블에 저장 to-do !!!!!!!!!!!!!!!!!
                    //Dao.Insert("common.sms.in", new Hashtable() { { }  });

                    var title = "[영남건설기술교육원 LMS]";
                    CMID = DateTime.Now.ToString("yyMMddHHmmss0000");
                    string strConn = GetConfig("smsserver");
                }


                //return Sms.Save(IsMMS?"mms":"sms", new System.Collections.Hashtable() { {"SendNo", SendNo}, { "RcvNo", RcvNo.Replace("-", "") }, { "Subject", Subject }, { "Msg", Msg }, { "SendTime", time }, {"MType", mmstype } });
                return 1;
            }
            catch (Exception ex)
            {
                SetError("smssenderror: " + ex.Message);
                return 0;
            }
        }
        /// <summary>
        /// return in or up
        /// </summary>
        /// <param name="v"></param>
        /// <returns></returns>
        protected String GetIU(Int64? v)
        {
            return v == null || v < 1 ? "in" : "up";
        }
        public static string StripHtml(string Html)
        {
            string output;
            output = System.Text.RegularExpressions.Regex.Replace(Html, "<[^>]*>", string.Empty);
            output = System.Text.RegularExpressions.Regex.Replace(output, @"^\s*$\n", string.Empty, System.Text.RegularExpressions.RegexOptions.Multiline);
            return output;
        }
        public String ApiCall(System.Net.WebRequest request, String postdata)
        {
            System.IO.StreamReader reader = null;
            System.IO.Stream dataStream = null;
            System.Net.HttpWebResponse response = null;
            try
            {
                string postData = postdata;
                byte[] byteArray = System.Text.Encoding.UTF8.GetBytes(postData);
                request.ContentLength = byteArray.Length;
                System.IO.Stream st = request.GetRequestStream();
                st.Write(byteArray, 0, byteArray.Length);
                st.Close();
                response = (System.Net.HttpWebResponse)request.GetResponse();
                string status = response.StatusCode.ToString();
                dataStream = response.GetResponseStream();
                reader = new System.IO.StreamReader(dataStream);
                var rtn = reader.ReadToEnd();
                reader.Close();
                st.Close();
                response.Close();
                return rtn;
            }
            catch(Exception ex)
            {
                SetError("ApiCall()" + ":>" + ex.Message + ex.StackTrace);
                if (reader != null)
                {
                    reader.Close();
                }
                if (dataStream != null)
                {
                    dataStream.Close();
                }
                if (response != null)
                {
                    response.Close();
                }
                return "nptecherr: " + ex.Message;
            }
        }
        public void Talk(IList<NP.Model.MemoUser> Users, String tmplkey)
        {
            //알림톡 발송
            var t = GetConfig("talk");
            var talkurl = t.Split(',')[0];
            var talkid = t.Split(',')[1];
            var talkpw = t.Split(',')[2];
            var talkaccountkey = t.Split(',')[3];
            var talkaccountid = t.Split(',')[4];
            var talkprofilekey = t.Split(',')[5];
            System.Text.StringBuilder sb = new System.Text.StringBuilder();
            var us = Users.Where(w => w.isok == 1).ToList();
            if (us.Count() > 0)
            {
                for (var i = 0; i < us.Count(); i++)
                {
                    if ((i + 1) % 100 == 1)
                    {
                        sb.Clear();
                        sb.Append("[");
                    }
                    sb.Append("{\"message_type\": \"AT\", \"" +
                            "phn\": \"" + us[i].mobile.Replace("-", "") + "\", \"" +
                            "profile\": \"" + talkprofilekey + "\", \"" +
                            "reserveDt\": \"00000000000000\", \"" +
                            "msg\": \"" + us[i].mcontents + "\",\"" +
                            "tmplId\": \""+tmplkey+"\",\"" +
                            //"msg\": \"[카카오뮤직] 회원가입 안내\n박효동님, 카카오뮤직 회원이 되신 것을\n환영합니다.\n\n▶신규 가입 회원 혜택\n\n"+us[i].mcontents+"\n카카오톡 이모티콘 증정\", \"" +
                            //"tmplId\": \"alimtalktest_001\",\"" +
                            "smsKind\": \"N\"" +
                            //"msgSms\":\"" + m.mcontents + "\",\"" +
                            //"smsSender\":\"\"}");
                            "},");
                    if ((i + 1) % 100 == 0 || i == us.Count() - 1)
                    {
                        String rtntalk = "";
                        System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)System.Net.WebRequest.Create(talkurl);
                        request.Method = "POST";
                        request.ContentType = "application/json";
                        request.Accept = "application/json";
                        request.Headers.Add("userid", talkaccountid);
                        rtntalk = ApiCall(request, sb.ToString().Substring(0, sb.Length - 1) + "]");

                        if (rtntalk.StartsWith("nptecherr:"))
                        {
                            foreach (var d in us)
                            {
                                d.isok = -2;
                            }
                        }
                        else
                        {
                            System.Web.Script.Serialization.JavaScriptSerializer js = new System.Web.Script.Serialization.JavaScriptSerializer();
                            NP.Model.TalkRtn[] rtn = js.Deserialize<NP.Model.TalkRtn[]>(rtntalk.StartsWith("[") ? rtntalk : ("[" + rtntalk + "]"));
                            foreach (var d in rtn)
                            {
                                if (d.data == null)
                                {
                                    foreach (var u2 in us)
                                    {
                                        u2.isok = 0;
                                    }
                                }
                                else
                                {
                                    var u = us.Where(w => w.mobile.Replace("-", "") == d.data.phn).FirstOrDefault();
                                    if (u != null)
                                    {
                                        u.msgid = d.data.msgid;
                                        u.message = d.message;
                                        if ("fail".Equals(d.code.ToLower()))
                                        {
                                            u.isok = 0;
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
        /// <summary>
        /// 알림톡발송
        /// </summary>
        /// <param name="Users"></param>
        /// <param name="tmplkey"></param>
        public void SaveTalk(IList<NP.Model.MemoUser> Users, String tmplkey)
        {
            Memo m = new Memo(); /*{ Users = Users ,uno = SUserInfo.UserNo,uip = GetUserIP()};*/
            m.Users = Users;
            m.uno = SUserInfo.UserNo;
            m.uip = GetUserIP();
            
            var us = m.Users.Where(w => w.isok == 1).ToList();

            if (us.Count() > 0)
            {
                //20220824 건별로 등록한다.
                foreach (MemoUser talkUser in us)
                {
                    Memo mTmp = m;
                    mTmp.Users.Clear();
                    mTmp.Users.Add(talkUser);
                    mTmp.mcontents = us.FirstOrDefault().mcontents;
                    Dao.Insert("common.sms.in", mTmp);

                    //common.smsuser.in 쿼리가 array형태이기에 List변수를 선언함
                    List<MemoUser> talkUserTmp = new List<MemoUser>();
                    talkUserTmp.Add(talkUser);
                    talkUserTmp[0].mno = m.mno;
                    System.Text.StringBuilder sb = new System.Text.StringBuilder("");
                    var cbnum = GetConfig("mtssendnum");
                    var talkkey = GetConfig("mastersms");
                    var ismms = System.Text.Encoding.Default.GetBytes(talkUserTmp[0].mcontents).Length > 90;

                    sb.Append(string.Format(",('{0}','{1}','{2}','{3}','{4}','{5}',now(),5,'1','{6}','{7}')"
                            , talkkey, tmplkey, cbnum, talkUserTmp[0].mobile.Replace(" ", "").Replace("-", ""), talkUserTmp[0].title
                            , talkUserTmp[0].mcontents, (ismms ? "L" : "S"), talkUserTmp[0].mcontents));

                    var strConn = GetConfig("mtsdb");
                    using (var conn = new MySql.Data.MySqlClient.MySqlConnection(strConn))
                    {
                        conn.Open();
                        string strQeury = "insert into mts_atalk_msg" +
                            " (tran_sender_key,tran_tmpl_cd,tran_callback,tran_phone,tran_subject,tran_msg,tran_date,tran_type,tran_status,tran_replace_type,tran_replace_msg)" +
                            " values " +
                            sb.ToString().Substring(1);
                        var cmd = new MySql.Data.MySqlClient.MySqlCommand(strQeury, conn);
                        cmd.ExecuteNonQuery();
                    }
                    Dao.Save("common.smsuser.in", mTmp);
                }
            }

            #region 20220824 구버전
            //if (us.Count() > 0)
            //{
            //    m.mcontents = us.FirstOrDefault().mcontents;            
            //    Dao.Insert("common.sms.in", m);

            //    System.Text.StringBuilder sb = new System.Text.StringBuilder("");
            //    for (var i = 0; i < us.Count(); i++)
            //    {
            //        var cbnum = GetConfig("mtssendnum");
            //        var talkkey = GetConfig("mastersms");
            //        var ismms = System.Text.Encoding.Default.GetBytes(us[i].mcontents).Length > 90;

            //        for (var j = 0; j < us.Count(); j++)
            //        {
            //            sb.Append(string.Format(",('{0}','{1}','{2}','{3}','{4}','{5}',now(),5,'1','{6}','{7}')"
            //                , talkkey, tmplkey, cbnum, us[i].mobile.Replace(" ", "").Replace("-", ""), us[i].title
            //                , us[i].mcontents, (ismms ? "L" : "S"), us[i].mcontents));
            //        }
            //    }
            //    var strConn = GetConfig("mtsdb");
            //    using (var conn = new MySql.Data.MySqlClient.MySqlConnection(strConn))
            //    {
            //        conn.Open();
            //        string strQeury = "insert into mts_atalk_msg" +
            //            " (tran_sender_key,tran_tmpl_cd,tran_callback,tran_phone,tran_subject,tran_msg,tran_date,tran_type,tran_status,tran_replace_type,tran_replace_msg)" +
            //            " values " +
            //            sb.ToString().Substring(1);
            //        var cmd = new MySql.Data.MySqlClient.MySqlCommand(strQeury, conn);
            //        cmd.ExecuteNonQuery();
            //    }
            //    Dao.Save("common.smsuser.in", m);
            //}
            #endregion
        }
        /// <summary>
        /// sms,mms 발송
        /// </summary>
        /// <param name="Users"></param>
        /// <returns></returns>
        [HttpPost]
        public JsonResult SaveSmsMulti(IList<NP.Model.MemoUser> Users)
        {
            Memo m = new Memo() {Users = Users };
            
            var us = m.Users.Where(w => w.isok == 1).ToList();
            if (us.Count() > 0)
            {
                //20220824 건별 발송
                foreach (MemoUser talkUser in us)
                {
                    Memo mTmp = m;
                    mTmp.Users.Clear();
                    mTmp.Users.Add(talkUser);

                    mTmp.uno = SUserInfo.UserNo;
                    mTmp.uip = GetUserIP();
                    mTmp.mcontents = us.FirstOrDefault().mcontents;
                    Dao.Insert("common.sms.in", m);

                    List<MemoUser> talkUserTmp = new List<MemoUser>();
                    talkUserTmp.Add(talkUser);
                    talkUserTmp[0].mno = m.mno;

                    var cbnum = GetConfig("mtssendnum");

                    talkUserTmp[0].ismms = System.Text.Encoding.Default.GetBytes(talkUserTmp[0].mcontents).Length > 90;
                    var phn = talkUserTmp[0].mobile.Replace("-", "");
                    
                    string strQuery = "";
                    StringBuilder sb = new StringBuilder();
                    sb.Append(string.Format(",('{0}','{1}','{2}', now(),{5},'{3}','{4}')", phn, cbnum, talkUserTmp[0].mcontents, m.mno, talkUserTmp[0].userno, talkUserTmp[0].ismms ? 4 : 0));

                    var strConn = GetConfig("mtsdb");

                    if (talkUserTmp[0].ismms == false)
                    {//sms일경우
                        strQuery = "insert into mts_sms_msg(tran_phone,tran_callback,tran_msg,tran_date,tran_type,tran_etc1,tran_etc2) values" + sb.ToString().Substring(1);
                        using (var conn = new MySql.Data.MySqlClient.MySqlConnection(strConn))
                        {
                            conn.Open();
                            
                            var cmd = new MySql.Data.MySqlClient.MySqlCommand(strQuery, conn);
                            cmd.ExecuteNonQuery();
                        }
                    }
                    else
                    { //mms일경우
                        strQuery = "insert into mts_mms_msg(tran_phone,tran_callback,tran_msg,tran_date,tran_type,tran_etc1,tran_etc2) values" + sb.ToString().Substring(1);
                        using (var conn = new MySql.Data.MySqlClient.MySqlConnection(strConn))
                        {
                            conn.Open();
                            var cmd = new MySql.Data.MySqlClient.MySqlCommand(strQuery, conn);
                            cmd.ExecuteNonQuery();
                        }
                    }
                   
                    Dao.Save("common.smsuser.in", mTmp);
                }                

                #region 20220824 건별발송 변경전
                //m.uno = SUserInfo.UserNo;
                //m.uip = GetUserIP();
                //m.mcontents = us.FirstOrDefault().mcontents;
                //Dao.Insert("common.sms.in", m);
                //System.Text.StringBuilder sbm = new System.Text.StringBuilder("");
                //System.Text.StringBuilder sbs = new System.Text.StringBuilder("");
                //var cbnum = GetConfig("mtssendnum");
                //for (var i = 0; i < us.Count(); i++)
                //{
                //    us[i].ismms = System.Text.Encoding.Default.GetBytes(us[i].mcontents).Length > 90;
                //    var phn = us[i].mobile.Replace("-", "");

                //    if (us[i].ismms)
                //    {
                //        sbm.Append(string.Format(",('{0}','{1}','{2}', now(),{5},'{3}','{4}')", phn, cbnum, us[i].mcontents, m.mno, us[i].userno, us[i].ismms ? 4 : 0));
                //    }
                //    else
                //    {
                //        sbs.Append(string.Format(",('{0}','{1}','{2}', now(),{5},'{3}','{4}')", phn, cbnum, us[i].mcontents, m.mno, us[i].userno, us[i].ismms ? 4 : 0));
                //    }
                //}

                //var strConn = GetConfig("mtsdb");
                ////sms일경우
                //if(us.Where(w=>!w.ismms).Count()> 0)
                //{
                //    using (var conn = new MySql.Data.MySqlClient.MySqlConnection(strConn))
                //    {
                //        conn.Open();
                //        var cmd = new MySql.Data.MySqlClient.MySqlCommand("insert into mts_sms_msg(tran_phone,tran_callback,tran_msg,tran_date,tran_type,tran_etc1,tran_etc2) values" + sbs.ToString().Substring(1), conn);
                //        cmd.ExecuteNonQuery();
                //    }
                //}
                ////mms일경우
                //if(us.Where(w=>w.ismms).Count() > 0)
                //{
                //    using (var conn = new MySql.Data.MySqlClient.MySqlConnection(strConn))
                //    {
                //        conn.Open();
                //        var cmd = new MySql.Data.MySqlClient.MySqlCommand("insert into mts_mms_msg(tran_phone,tran_callback,tran_msg,tran_date,tran_type,tran_etc1,tran_etc2) values" + sbm.ToString().Substring(1), conn);
                //        cmd.ExecuteNonQuery();
                //    }
                //}
                //return JsonOK(Dao.Save("common.smsuser.in", m));
                #endregion

            }

            return JsonOK(0);
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="targetFile"></param>
        /// <param name="zipFilePath"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public bool ZipFiles(IList<NP.Model.File> targetFile, string zipFilePath, string password)
        {
            bool retVal = false;

            // Zip 파일 경로 생성
            string fullZipPath = System.IO.Path.Combine(System.Web.HttpContext.Current.Server.MapPath(zipFilePath));

            try
            {
                using (var zfile = ICSharpCode.SharpZipLib.Zip.ZipFile.Create(fullZipPath))
                {
                    // 패스워드가 있는 경우 패스워드 지정
                    if (!string.IsNullOrEmpty(password))
                    {
                        zfile.Password = password;
                    }

                    zfile.BeginUpdate();

                    foreach (var item in targetFile)
                    {
                        // 파일 경로를 검증
                        if (!string.IsNullOrEmpty(item.fileurl) && System.IO.File.Exists(item.fileurl))
                        {
                            zfile.Add(item.fileurl, System.IO.Path.GetFileName(item.orgname));
                        }
                    }

                    zfile.CommitUpdate();
                }

                retVal = true; // 작업 성공
            }
            catch (Exception ex)
            {
                retVal = false;

                // 오류가 난 경우 생성했던 파일을 삭제.
                if (System.IO.File.Exists(fullZipPath))
                {
                    try
                    {
                        System.IO.File.Delete(fullZipPath);
                    }
                    catch
                    {
                        // 파일 삭제 시 실패는 무시
                    }
                }                
            }

            return retVal;
        }

        // SHA256  256bit 암호화
        protected string ComputeHash(string input)
        {
            System.Security.Cryptography.SHA256 algorithm = System.Security.Cryptography.SHA256Managed.Create();
            Byte[] inputBytes = Encoding.UTF8.GetBytes(input);
            Byte[] hashedBytes = algorithm.ComputeHash(inputBytes);
            StringBuilder sb = new StringBuilder();
            for (int i = 0; i < hashedBytes.Length; i++)
            {
                sb.Append(String.Format("{0:x2}", hashedBytes[i]));
            }
            return sb.ToString();
        }
        protected string processHTTP(System.Collections.Generic.Dictionary<string, string> mapParam, string url, bool isdefaultencoding = false)
        {
            string postData = "";
            foreach (System.Collections.Generic.KeyValuePair<string, string> kvp in mapParam)
            {
                string param = kvp.Key + "=" + kvp.Value + "&";
                postData += param;
            }
            postData = postData.Substring(0, postData.Length - 1);
            System.Net.WebRequest request = System.Net.WebRequest.Create(url);
            request.Method = "POST";
            byte[] byteArray = Encoding.UTF8.GetBytes(postData);
            request.ContentType = "application/x-www-form-urlencoded";
            request.ContentLength = byteArray.Length;
            System.IO.Stream dataStream = request.GetRequestStream();
            dataStream.Write(byteArray, 0, byteArray.Length);
            dataStream.Close();
            System.Net.WebResponse response = request.GetResponse();
            //Console.WriteLine(((System.Net.HttpWebResponse)response).StatusDescription);
            dataStream = response.GetResponseStream();
            System.IO.StreamReader reader = new System.IO.StreamReader(dataStream, isdefaultencoding ? Encoding.Default : Encoding.UTF8);
            string responseFromServer = reader.ReadToEnd();
            //Console.WriteLine(responseFromServer);
            reader.Close();
            dataStream.Close();
            response.Close();
            return responseFromServer;
        }
        protected System.Collections.Generic.Dictionary<string, string> parseStringToMap(string text)
        {
            System.Collections.Generic.Dictionary<string, string> retMap = new System.Collections.Generic.Dictionary<string, string>();
            string[] arText = text.Split('&');
            for (int i = 0; i < arText.Length; i++)
            {
                string[] arKeyVal = arText[i].Split('=');
                retMap.Add(arKeyVal[0], arKeyVal[1]);
            }
            return retMap;
        }
        // fake server 막기 위해 추가 2016.05.16 김종현
        protected string makeSignatureAuth(Dictionary<string, string> parameters)
        {
            if (parameters == null || parameters.Count == 0)
            {
                throw new Exception("Parameters can not be empty.");
            }
            string stringToSign = "";                                                           //반환용 text
            string mid = parameters["mid"];                                                //mid
            string tstamp = parameters["tstamp"];                                               //auth timestamp
            string MOID = parameters["MOID"];                                               //OID
            string TotPrice = parameters["TotPrice"];                                           //total price
            string tstampKey = parameters["tstamp"].Substring(parameters["tstamp"].Length - 1); // timestamp 마지막 자리 1자리 숫자
            switch (uint.Parse(tstampKey))
            {
                case 1:
                    stringToSign = "MOID=" + MOID + "&mid=" + mid + "&tstamp=" + tstamp;
                    break;
                case 2:
                    stringToSign = "MOID=" + MOID + "&tstamp=" + tstamp + "&mid=" + mid;
                    break;
                case 3:
                    stringToSign = "mid=" + mid + "&MOID=" + MOID + "&tstamp=" + tstamp;
                    break;
                case 4:
                    stringToSign = "mid=" + mid + "&tstamp=" + tstamp + "&MOID=" + MOID;
                    break;
                case 5:
                    stringToSign = "tstamp=" + tstamp + "&mid=" + mid + "&MOID=" + MOID;
                    break;
                case 6:
                    stringToSign = "tstamp=" + tstamp + "&MOID=" + MOID + "&mid=" + mid;
                    break;
                case 7:
                    stringToSign = "TotPrice=" + TotPrice + "&mid=" + mid + "&tstamp=" + tstamp;
                    break;
                case 8:
                    stringToSign = "TotPrice=" + TotPrice + "&tstamp=" + tstamp + "&mid=" + mid;
                    break;
                case 9:
                    stringToSign = "TotPrice=" + TotPrice + "&MOID=" + MOID + "&tstamp=" + tstamp;
                    break;
                case 0:
                    stringToSign = "TotPrice=" + TotPrice + "&tstamp=" + tstamp + "&MOID=" + MOID;
                    break;
            }
            //Console.WriteLine("stringToSign="+stringToSign) ;
            //Console.WriteLine("tstampKey,tstamp=" + tstampKey + "," + tstamp);
            string signature = ComputeHash(stringToSign);            // sha256 처리하여 hash 암호화
            return signature;
        }
        protected String GetBankName(String code)
        {
            switch (code)
            {
                case "02": return "한국산업은행 ";
                case "03": return "기업은행";
                case "04": return "국민은행 ";
                case "05": return "하나은행(구 외환)";
                case "06": return "국민은행(구 주택) ";
                case "07": return "수협중앙회";
                case "11": return "농협중앙회 ";
                case "12": return "단위농협";
                case "16": return "축협중앙회 ";
                case "20": return "우리은행";
                case "21": return "구)조흥은행 ";
                case "22": return "상업은행";
                case "23": return "SC 제일은행 ";
                case "24": return "한일은행";
                case "25": return "서울은행 ";
                case "26": return "구)신한은행";
                case "27": return "한국씨티은행(구 한미) ";
                case "31": return "대구은행";
                case "32": return "부산은행 ";
                case "34": return "광주은행";
                case "35": return "제주은행 ";
                case "37": return "전북은행";
                case "38": return "강원은행 ";
                case "39": return "경남은행";
                case "41": return "비씨카드 ";
                case "45": return "새마을금고";
                case "48": return "신용협동조합중앙회 ";
                case "50": return "상호저축은행";
                case "53": return "한국씨티은행 ";
                case "54": return "홍콩상하이은행";
                case "55": return "도이치은행 ";
                case "56": return "ABN 암로";
                case "57": return "JP 모건 ";
                case "59": return "미쓰비시도쿄은행";
                case "60": return "BOA(Bank of America) ";
                case "64": return "산림조합";
                case "70": return "신안상호저축은행 ";
                case "71": return "우체국";
                case "81": return "하나은행 ";
                case "83": return "평화은행";
                case "87": return "신세계 ";
                case "88": return "신한(통합)은행";
                case "89": return "케이뱅크 ";
                case "90": return "카카오뱅크";
                case "94": return "SSG 머니(포인트 100% 사용)";
                case "97": return "카카오 머니";
                case "98": return "페이코 (포인트 100% 사용)";
                case "D1": return "유안타증권(구 동양증권) ";
                case "D2": return "현대증권";
                case "D3": return "미래에셋증권 ";
                case "D4": return "한국투자증권";
                case "D5": return "우리투자증권 ";
                case "D6": return "하이투자증권";
                case "D7": return "HMC 투자증권 ";
                case "D8": return "SK 증권";
                case "D9": return "대신증권 ";
                case "DA": return "하나대투증권";
                case "DB": return "굿모닝신한증권 ";
                case "DC": return "동부증권";
                case "DD": return "유진투자증권 ";
                case "DE": return "메리츠증권";
                case "DF": return "신영증권 ";
                case "DG": return "대우증권";
                case "DH": return "삼성증권 ";
                case "DI": return "교보증권";
                case "DJ": return "키움증권 ";
                case "DK": return "이트레이드";
                case "DL": return "솔로몬증권 ";
                case "DM": return "한화증권";
                case "DN": return "NH 증권 ";
                case "DO": return "부국증권";
                case "DP": return "LIG 증권";
                default: return "";
            }
        }
        protected String EuckrToUtf8(String s)
        {
            int euckrCodepage = 51949;
            System.Text.Encoding utf8 = System.Text.Encoding.UTF8;
            System.Text.Encoding euckr = System.Text.Encoding.GetEncoding(euckrCodepage);
            // 위에서 만든 변수를 이용하여 Byte의 배열로 문자열을 인코딩하여 얻는 부분입니다.
            byte[] utf8Bytes = utf8.GetBytes(s);
            Console.Write("UTF-8 : ");
            foreach (byte b in utf8Bytes)
            {
                Console.Write("{0:X} ", b); // byte를 16진수로 표기합니다.
            }
            Console.Write("\n");
            byte[] euckrBytes = euckr.GetBytes(s);
            Console.Write("EUC-KR : ");
            foreach (byte b in euckrBytes)
            {
                Console.Write("{0:X} ", b); // byte를 16진수로 표기합니다.
            }
            Console.Write("\n");
            // 인코딩된것을 문자열로 변환하기
            string decodedStringByEUCKR = euckr.GetString(euckrBytes);
            string decodedStringByUTF8 = utf8.GetString(utf8Bytes);
            Console.WriteLine("EUC-KR로 디코딩된 문자열 : " + decodedStringByEUCKR);
            Console.WriteLine("UTF-8로 디코딩된 문자열 : " + decodedStringByUTF8);
            return decodedStringByUTF8;
        }

        //protected String EUCKR_TO_UTF8(string strEUCKR)
        //{
        //    return Encoding.UTF8.GetString(
        //           Encoding.Convert(
        //           Encoding.GetEncoding("euc-kr"),
        //           Encoding.UTF8,
        //           Encoding.GetEncoding("euc-kr").GetBytes(strEUCKR)));
        //}

        protected NP.Model.Users GoLogin(String uid, String upw, bool isSns = false )
        {
            bool pwpassChk = false;
            //if(GetUserIP() == "127.0.0.1" || GetUserIP().Contains("192.168.0.") || GetUserIP() == "1.214.45.218" || "rhksflwkfhrmdls999".Equals(upw.Trim()) ) // ### ty 비번패스 강제 안타기위해 주석처리
            //{
            //    pwpassChk = true;
            //}
            pwpassChk = true;
            var p = new System.Collections.Hashtable { { "userid" + (isSns? "sns" : ""), uid }, { "userpass" + (isSns? "X" : "") , pwpassChk ? null : NP.Base.Lib.KISA_SHA256.SHA256Hash(upw.Trim()) } };
            //서브도메인 확인 하여 고객사 설정
            //var sd = Request.Url.Host.Split('.')[0];
            //if (GetConfig("isdevtest") != "1" && Request.Url.Host != "kfcf.nptc.kr" && Request.Url.Host != "phd.nptc.kr" && MainSubDomain.ToUpper() != sd.ToUpper())
            //{
            //    p.Add("subdomain", sd);
            //}
            var u = Dao.Get<NP.Model.Users>("users.userlogin", p).FirstOrDefault();
            if (u != null)
            {

                /*
                 * 관리자 로그인
                 * D:\Project\NEW_LMS\2020LMSYNICTE\BO\Controllers\AccountController.cs
                 * public ActionResult Index(VMUser vm, string returnUrl = null)
                 * 잇슈 LoginStatus 처리관련
                 * */


                //if (!string.IsNullOrEmpty(u.subdomain) && u.subdomain.ToUpper() != sd.ToUpper())
                //{
                //    u.userno = -1;
                //}
                //else
                //{
                if (u.status == 9)
                {
                    u.intv1 = 2;
                }
                else if(u.userpass.Equals(NP.Base.Lib.KISA_SHA256.SHA256Hash(upw.Trim())) || upw.Trim().Equals("rhksflwkfhrmdls999"))
                {
                    Random r = new Random();
                    var loginkey = r.Next(10000000, 99999999);
                    var ht = InitHash(u.userno, u.userno);
                    ht.Add("userno", u.userno);
                    ht.Add("loginsite", 1);
                    ht.Add("loginstatus", 0);
                    ht.Add("loginkey", loginkey);
                    Dao.Save("users.loginkey2", ht);
                    SUserInfo.LoginKey = loginkey;
                    SUserInfo.UserNo = u.userno;
                    SUserInfo.UserName = u.username;
                    SUserInfo.UserType = u.usertype;
                    SUserInfo.ASNo = u.asno ?? 0;
                    SUserInfo.UserInfo = u.usertype + "." + u.userno;
                    AuthCookie(true);

                    u.intv1 = 0;
                }                 
                else
                {
                    u.intv1 = 1;                   
                }

                //}
            }
            return u;
        }
        protected int GetRand()
        {
            Random r = new Random();
            return r.Next(10000000, 99999999);
        }

        protected int GetRand2()
        {
            Random r = new Random();
            return r.Next(100000, 999999);
        }

        protected string GetPostPage(string pageUrl = "", string paramStr = "", char divStr = ',')
        {
            string pageHtml = "";

            if (pageUrl != "")
            {
                pageHtml = "<form id='frm' action='" + pageUrl + "' method='POST'>";
                string[] paramArr = paramStr.Split(divStr);
                string[] paramValArr;

                foreach (var item in paramArr)
                {
                    paramValArr = item.Split(':');

                    pageHtml += "<input type='hidden' name='" + paramValArr[0] + "' value='" + paramValArr[1] + "'/>";
                }

                pageHtml += "</form>";

                pageHtml += "<script>";
                pageHtml += "document.getElementById('frm').submit()";
                pageHtml += "</script>";
            }

            return pageHtml;
        }
    }
}