//190806    chi getWorkWeek 추가
//190805    chi MakeCSVString 추가
//180903    chi makefilepath/ ftppath 추가
//180807    chi rad2deg, deg2rad 추가
//180625    chi  ToCharHexString,ToStringFromHexString 추가
//180624    chi isLocalApplication 추가
//180618    chi GetCSVBuffer 추가
//180614    chi map 명령어 추가
using System;
using System.Collections.Generic;
using System.Data;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Windows.Forms;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
namespace FCOMMON
{
    public static class AmkorRestfulService
    {
        public class RestfulResultDataTable 
        {
            /// 
            /// 오류 및 기타상황의 메세지
            /// 
            public string Message { get; set; }
            /// 
            /// Restful 의 실행이 완료되었는가?
            /// 
            public Boolean Complete { get; set; }
            /// 
            /// Restful 실행 결과를 담고있는 RawBuffer
            /// 
            public string Buffer { get; set; }
            /// 
            /// Restful Service 호출 URL
            /// 
            public string Url { get; set; }
         
            /// 
            /// 결과값
            /// 
            public System.Data.DataTable Result { get; set; }
            public RestfulResultDataTable()
            {
                Complete = false;
                Message = string.Empty;
                Buffer = string.Empty;
                Url = string.Empty;
                Result = new System.Data.DataTable();
            }
        }
        /// 
        /// SPM사이트에서 SID검색을 합니다.
        /// 
        /// 
        /// 
        public static RestfulResultDataTable SPMSIDSearch(string sid)
        {
            var retval = new RestfulResultDataTable();
            retval.Url = "https://atknet.amkor.co.kr/spm/getActiveInventoryBySid/{0}";
            retval.Url = string.Format(retval.Url, sid);
            Boolean isError;
            retval.Buffer = GetFromUrl(retval.Url, out isError);
            var cols = new string[] { "plant", "location", "quantity", "part_description", "batch_no", "serial", "costcenter", "responsible", "bin_location" };
            retval.Result = new DataTable();
            foreach (var col in cols)
                retval.Result.Columns.Add(col);
            try
            {
                var json = JArray.Parse(retval.Buffer);
                List items = new List();
                string[] data = new string[cols.Length];
                for (int i = 0; i < json.Count; i++)
                {
                    var jdata = json[i];
                    for (int c = 0; c < cols.Length; c++)
                    {
                        var itemdata = jdata[cols[c]];
                        if (itemdata != null) data[c] = itemdata.ToString();
                    }
                    if (int.TryParse(data[2], out int value))
                    {
                        if (value > 0)
                            retval.Result.Rows.Add(data);
                    }
                }
                retval.Complete = retval.Result.Rows.Count > 0;
            }
            catch
            {
                retval.Complete = false;
            }
            retval.Result.AcceptChanges();
            //if (retval.Buffer.ToLower().Contains("error") || isError)
            //{
            //    retval.Complete = false;
            //    retval.Message = retval.Buffer;
            //    RaiseMessage(true, "get_tms_info Error : " + retval.Buffer);
            //}
            //else
            //{
            //string tmpBuffer = retval.Buffer;
            //tmpBuffer = tmpBuffer.Replace((char)0x02, (char)0x0a);
            //tmpBuffer = tmpBuffer.Replace((char)0x03, (char)0x09);
            //retval.Result = GenerateDataTable(tmpBuffer);
            //}
            return retval;
        }
        public class MessageEventArgs : EventArgs
        {
            public Boolean isError { get; set; }
            public string Message { get; set; }
            public MessageEventArgs(bool iserr_, string msg_)
            {
                this.isError = iserr_;
                this.Message = msg_;
            }
        }
        public static event EventHandler Message;
        /// 
        /// 웹서비스에서 받은 데이터 원문 메세지 입니다.
        /// 
        public static event EventHandler RawMessage;
        private static void RaiseMessage(Boolean iserr, string msg)
        {
            if (Message != null)
                Message(null, new MessageEventArgs(iserr, msg));
        }
        private static void RaiseRawMessage(string url, string msg)
        {
            if (RawMessage != null)
                RawMessage(null, new MessageEventArgs(false, "URL : " + url + "\n" + msg));
        }
        public static int timeout = 10000;
        public static string LastQueryURL { get; private set; }
        public static string LastQueryBUF { get; private set; }
        private static string GetFromUrl(string url, out Boolean isError, string authid = "", string authpw = "")
        {
            isError = false;
            string result = "";
            try
            {
                RaiseMessage(false, "GET : " + url);
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(new Uri(url));
                request.Timeout = timeout;
                request.ReadWriteTimeout = timeout;
                if (string.IsNullOrEmpty(authid) == false && string.IsNullOrEmpty(authpw) == false)
                {
                    string authInfo = $"{authid}:{authpw}";
                    authInfo = Convert.ToBase64String(Encoding.Default.GetBytes(authInfo));
                    request.Headers["Authorization"] = "Basic " + authInfo;
                }
                request.MaximumAutomaticRedirections = 4;
                request.MaximumResponseHeadersLength = 4;
                request.Credentials = CredentialCache.DefaultCredentials;
                var response = request.GetResponse() as HttpWebResponse;
                var txtReader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
                result = txtReader.ReadToEnd();
                LastQueryBUF = result;
                LastQueryURL = url;
                RaiseRawMessage(url, "RESULT\n" + result);   //181026 - show data
            }
            catch (Exception ex)
            {
                isError = true;
                result = ex.Message.ToString();
                RaiseMessage(true, "GET-ERROR\n" + result);
                LastQueryBUF = string.Empty;
            }
            return result;
        }
    }
    public static partial class Util
    {
        #region "flag"
        //public static Boolean getBit(ref Int32 flag_, int idx)
        //{
        //    return getBit(ref (UInt32)flag_, idx);
        //}
        public static Boolean getBit(Int32 flag_, int idx)
        {
            var offset = (UInt32)(1 << (int)idx);
            return ((flag_ & offset) != 0);
        }
        public static void toggleBit(ref Int32 flag_, int idx)
        {
            var curValue = getBit(flag_, idx);
            setBit(ref flag_, idx, !curValue);
        }
        // public static void setBit(ref Int32 flag_, int idx, Boolean value)
        //{
        //    setBit(ref (UInt32)flag_, idx, value);
        //}
        public static void setBit(ref Int32 flag_, int idx, Boolean value)
        {
            UInt32 ovalue = (UInt32)flag_;
            if (value)
            {
                var offset = (UInt32)(1 << (int)idx);
                ovalue = ovalue | offset;
            }
            else
            {
                var offset = (UInt32)(~(1 << (int)idx));
                ovalue = ovalue & offset;
            }
            flag_ = (Int32)ovalue;
        }
        #endregion
        public static bool savetoexcel(DataGridView dataGridView1,string fn)
        {
            libxl.Book book;// = new libxl.BinBook();
            book = new libxl.XmlBook();
            book.setKey(FCOMMON.info.libxlCompany, FCOMMON.info.libxlKey);
            var sheet = book.addSheet("Data");
            var row = 0;
            var col = 0;
            foreach (DataGridViewColumn column in dataGridView1.Columns)
            {
                sheet.writeStr(row, col++, column.HeaderText);
            }
            for (int i = 0; i < dataGridView1.RowCount; i++)
            {
                row += 1;
                col = 0;
                foreach (DataGridViewColumn column in dataGridView1.Columns)
                {
                    var v = dataGridView1.Rows[i].Cells[column.Index].Value;
                    string value = "";
                    if (v != null) value = v.ToString();
                    if (column.ValueType == typeof(int))
                    {
                        var ivalue = (int)v;
                        sheet.writeNum(row, col++, ivalue);
                    }
                    else if (column.ValueType == typeof(decimal))
                    {
                        var ivalue = (decimal)v;
                        sheet.writeNum(row, col++, (double)ivalue);
                    }
                    else if (column.ValueType == typeof(float))
                    {
                        var ivalue = (float)v;
                        sheet.writeNum(row, col++, ivalue);
                    }
                    else if (column.ValueType == typeof(double))
                    {
                        var ivalue = (double)v;
                        sheet.writeNum(row, col++, ivalue);
                    }
                    else sheet.writeStr(row, col++, value);
                }
            }
            book.save(fn);
            return true;
        }
        public static string Number2Hangle(long lngNumber)
        {
            string[] NumberChar = new string[] { "", "일", "이", "삼"
                                               , "사", "오", "육"
                                               , "칠", "팔", "구" };
            string[] LevelChar = new string[] { "", "십", "백", "천" };
            string[] DecimalChar = new string[] { "", "만", "억", "조", "경" };
            string strMinus = string.Empty;
            if (lngNumber < 0)
            {
                strMinus = "마이너스";
                lngNumber *= -1;
            }
            string strValue = string.Format("{0}", lngNumber);
            string NumToKorea = string.Empty;
            bool UseDecimal = false;
            if (lngNumber == 0) return "영";
            for (int i = 0; i < strValue.Length; i++)
            {
                int Level = strValue.Length - i;
                if (strValue.Substring(i, 1) != "0")
                {
                    UseDecimal = true;
                    if (((Level - 1) % 4) == 0)
                    {
                        if (DecimalChar[(Level - 1) / 4] != string.Empty
                           && strValue.Substring(i, 1) == "1")
                            NumToKorea = NumToKorea + DecimalChar[(Level - 1) / 4];
                        else
                            NumToKorea = NumToKorea
                                              + NumberChar[int.Parse(strValue.Substring(i, 1))]
                                              + DecimalChar[(Level - 1) / 4];
                        UseDecimal = false;
                    }
                    else
                    {
                        if (strValue.Substring(i, 1) == "1")
                            NumToKorea = NumToKorea
                                               + LevelChar[(Level - 1) % 4];
                        else
                            NumToKorea = NumToKorea
                                               + NumberChar[int.Parse(strValue.Substring(i, 1))]
                                               + LevelChar[(Level - 1) % 4];
                    }
                }
                else
                {
                    if ((Level % 4 == 0) && UseDecimal)
                    {
                        NumToKorea = NumToKorea + DecimalChar[Level / 4];
                        UseDecimal = false;
                    }
                }
            }
            return strMinus + NumToKorea;
        }
        public static bool IsNumeric(string input)
        {
            double data;
            return double.TryParse(input, out data);
            //return Regex.IsMatch(input, @"^\d+$");
        }
        public static string MakeFilterString(string[] cols, string search)
        {
            string filterStr = "";
            foreach (var col in cols)
            {
                if (filterStr != "") filterStr += " OR ";
                filterStr += string.Format("isnull({0},'') like '%#%'", col);
            }
            return filterStr.Replace("#", search.Replace("'", "''"));
        }
        public static void CopyData(System.Data.DataRow drFrom, System.Data.DataRow drTo)
        {
            for (int i = 0; i < drFrom.ItemArray.Length; i++)
                drTo[i] = drFrom[i];
            drTo.EndEdit();
        }
        public static int GetWorkWeek()
        {
            return GetWorkWeek(DateTime.Now);
        }
        public static int GetWorkWeek(DateTime date)
        {
            var dfi = System.Globalization.DateTimeFormatInfo.CurrentInfo;
            var date1 = date;
            var cal = dfi.Calendar;
            var week = cal.GetWeekOfYear(date1, dfi.CalendarWeekRule, dfi.FirstDayOfWeek);
            return week;
        }
        public static string MakeFilePath(params string[] param)
        {
            System.Text.StringBuilder sb = new System.Text.StringBuilder();
            foreach (var item in param)
            {
                if (sb.Length > 0 && sb.ToString().EndsWith("\\") == false) sb.Append("\\");
                sb.Append(item.Replace("/", "\\"));
            }
            var retval = sb.ToString().Replace("/", "\\").Replace("\\\\", "\\");
            return retval.ToString();
        }
        public static string MakeFTPPath(params string[] param)
        {
            System.Text.StringBuilder sb = new System.Text.StringBuilder();
            foreach (var item in param)
            {
                if (sb.Length > 0 && sb.ToString().EndsWith("/") == false) sb.Append("/");
                sb.Append(item.Replace("\\", "/"));
            }
            var retval = sb.ToString().Replace("//", "/");
            return retval.ToString();
        }
        public static double rad2Deg(double source)
        {
            return (source * 1.0) * 180.0 / Math.PI;
        }
        public static double deg2rad(double source)
        {
            return (source * 1.0) * Math.PI / 180.0;
        }
        /// 
        /// 문자를 HEX 문자로 변경합니다. 각 HEX문자 사이에는 공백이 없습니다.
        /// 
        /// 
        /// 
        public static string ToCharHexString(string input)
        {
            System.Text.StringBuilder sb = new System.Text.StringBuilder();
            foreach (char b in input.ToCharArray())
                sb.Append(((byte)b).ToString("X2"));
            return sb.ToString();
        }
        /// 
        /// 16진수형태의 문자를 일반 문자열로 반환한니다.
        /// 
        /// 
        /// 
        public static string ToStringFromHexString(string input)
        {
            int wordCount = (int)(input.Length / 2);
            int n = (int)(input.Length % 2);
            if (n != 0) return "X:Length Error";
            System.Text.StringBuilder sb = new StringBuilder();
            for (int i = 0; i < wordCount; i++)
            {
                string hexstr = input.Substring(i * 2, 2);
                try
                {
                    byte ascvalue = Convert.ToByte(hexstr, 16);
                    sb.Append((char)ascvalue);
                }
                catch (Exception ex)
                {
                    return ex.Message;
                }
            }
            //두자리씩 끊어서 16진수로 변환하고 ASC값을 누적한다.
            return sb.ToString();
        }
        /// 
        /// 현재 프로그램이 개인용위치에서 실행중인가(클릭원스의경우)
        /// 
        /// 
        public static Boolean isLocalApplication()
        {
            var localpath = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
            return Util.CurrentPath.StartsWith(localpath);
        }
        /// 
        /// 문자열 배열을 CSV라인으로 변환
        /// 
        /// 
        /// 
        public static string MakeCSVString(params string[] param)
        {
            System.Text.StringBuilder sb = new StringBuilder();
            foreach (var data in param)
            {
                if (sb.Length > 0) sb.Append(',');
                sb.Append(ToCSVString(data));
            }
            return sb.ToString();
        }
        /// 
        /// CSV데이터포맷으로 버퍼를 반환합니다. 문자열내에 , 가 있는 데이터는 쌍따옴표로 구분합니다.
        /// 
        /// 
        /// 
        public static string[] GetCSVBuffer(string line)
        {
            List buffer = new List();
            if (line.Trim() == "") return buffer.ToArray();
            System.Text.StringBuilder sb = new StringBuilder();
            bool findsig = false;
            var charbuf = line.ToCharArray();
            char pchar = '\0';
            bool findCommaString = false;
            foreach (var c in charbuf)
            {
                if (c == ',')
                {
                    if (findsig) sb.Append(c);  //대상에 콤마가 잇으므로 게소 누적한다.
                    else if (findCommaString == false)
                    {
                        //데이터를 분리해줘야함
                        buffer.Add(sb.ToString());
                        sb.Clear();
                        findsig = false;
                    }
                    else findCommaString = false;
                }
                else if (c == '\"')
                {
                    if (pchar == ',')
                    {
                        if (!findsig) findsig = true;
                        else findsig = false; //완료된 경우이다.
                    }
                    else if (!findsig)
                    {
                        sb.Append(c);
                    }
                    else
                    {
                        buffer.Add(sb.ToString());
                        sb.Clear();
                        findsig = false;
                        findCommaString = true;
                    }
                    //if (!findsig) findsig = true;
                    //else sb.Append(c);
                }
                else
                {
                    sb.Append(c);
                }
                pchar = c;
            }
            //if(sb.Length > 0)
            //{
            buffer.Add(sb.ToString());
            //}
            return buffer.ToArray();
        }
        public static double map(double source, int in_min, int in_max, int out_min, int out_max)
        {
            return (source - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
        }
        #region "MessageBox"
        public static void MsgI(string m, params string[] args)
        {
            m = string.Format(m, args);
            MessageBox.Show(m, "확인", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }
        public static void MsgE(string m, params string[] args)
        {
            m = string.Format(m, args);
            MessageBox.Show(m, "오류", MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
        public static DialogResult MsgQ(string m, params string[] args)
        {
            m = string.Format(m, args);
            DialogResult dlg = MessageBox.Show(m, "확인", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
            return dlg;
        }
        #endregion
        public static void SaveBugReport(string content, string subdirName = "BugReport")
        {
            try
            {
                var path = CurrentPath + subdirName;
                if (!System.IO.Directory.Exists(path)) System.IO.Directory.CreateDirectory(path);
                var file = path + "\\" + DateTime.Now.ToString("yyyyMMdd_HHmmss_fff") + ".txt";
                System.IO.File.WriteAllText(file, content, System.Text.Encoding.UTF8);
            }
            catch
            {
                //nothing
            }
        }
        /// 
        /// 현재실행중인폴더를 반환합니다.
        /// 
        public static string CurrentPath
        {
            get
            {
                return AppDomain.CurrentDomain.BaseDirectory;
            }
        }
        /// 
        /// 콤마와 줄바꿈등을 제거합니다.
        /// 
        /// 
        public static string ToCSVString(string src)
        {
            if (src == null) return string.Empty;
            string strdata = strdata = src.Replace("\r", "").Replace("\n", "");
            if (strdata.IndexOf(',') != -1)
            {
                strdata = "\"" + strdata + "\"";    //180618 콤마가들어가는 csv 처리
            }
            return strdata;
        }
        public static Boolean RunProcess(string file, string arg = "")
        {
            var fi = new System.IO.FileInfo(file);
            if (!fi.Exists)
            {
                return false;
            }
            System.Diagnostics.Process prc = new System.Diagnostics.Process();
            System.Diagnostics.ProcessStartInfo si = new System.Diagnostics.ProcessStartInfo(file);
            si.Arguments = arg;
            prc.StartInfo = si;
            prc.Start();
            return true;
        }
        #region "NIC"
        /// 
        /// 지정된 nic카드가 현재 목록에 존재하는지 확인한다.
        /// 
        /// 
        public static Boolean ExistNIC(string NICName)
        {
            if (string.IsNullOrEmpty(NICName)) return false;
            foreach (string NetName in NICCardList())
            {
                if (NetName.ToLower() == NICName.ToLower())
                {
                    return true;
                }
            }
            return false;
        }
        /// 
        /// Ehternet Card 를 사용안함으로 설정합니다.(관리자권한필요)
        /// 
        /// 
        public static Boolean NICDisable(string NICName)
        {
            //해당 nic 가 현재 목록에 존재하는지 확인한다.
            string cmd = "interface set interface " + NICName + " disable";
            Process prc = new Process();
            ProcessStartInfo si = new ProcessStartInfo("netsh", cmd);
            si.WindowStyle = ProcessWindowStyle.Hidden;
            prc.StartInfo = si;
            prc.Start();
            ////목록에서 사라질때까지 기다린다.
            DateTime SD = DateTime.Now;
            Boolean timeout = false;
            while ((true))
            {
                bool FindNetwork = false;
                foreach (string NetName in NICCardList())
                {
                    if (NetName == NICName.ToLower())
                    {
                        FindNetwork = true;
                        break; // TODO: might not be correct. Was : Exit For
                    }
                }
                if (!FindNetwork)
                    break; // TODO: might not be correct. Was : Exit While
                System.Threading.Thread.Sleep(1000);
                TimeSpan ts = DateTime.Now - SD;
                if (ts.TotalSeconds > 10)
                {
                    timeout = true;
                    break; // TODO: might not be correct. Was : Exit While
                }
            }
            return !timeout;
        }
        public static List NICCardList()
        {
            List Retval = new List();
            foreach (System.Net.NetworkInformation.NetworkInterface Net in System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces())
            {
                if (Net.NetworkInterfaceType == System.Net.NetworkInformation.NetworkInterfaceType.Ethernet)
                {
                    Retval.Add(Net.Name.ToUpper());
                }
            }
            return Retval;
        }
        /// 
        /// 이더넷카드를 사용함으로 설정합니다.
        /// 
        /// 
        public static Boolean NICEnable(string NICName)
        {
            string cmd = "interface set interface " + NICName + " enable";
            System.Diagnostics.Process prc = new System.Diagnostics.Process();
            System.Diagnostics.ProcessStartInfo si = new System.Diagnostics.ProcessStartInfo("netsh", cmd);
            si.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
            prc.StartInfo = si;
            prc.Start();
            ////목록에생길떄까지 대기
            DateTime SD = DateTime.Now;
            while ((true))
            {
                bool FindNetwork = false;
                foreach (string NetName in NICCardList())
                {
                    if (NetName.ToLower() == NICName.ToLower())
                    {
                        FindNetwork = true;
                        break; // TODO: might not be correct. Was : Exit For
                    }
                }
                if (FindNetwork)
                    break; // TODO: might not be correct. Was : Exit While
                System.Threading.Thread.Sleep(1000);
                TimeSpan ts = DateTime.Now - SD;
                if (ts.TotalSeconds > 10)
                {
                    return false;
                }
            }
            ////결이 완료될떄까지 기다린다.
            SD = DateTime.Now;
            while ((true))
            {
                bool FindNetwork = false;
                foreach (System.Net.NetworkInformation.NetworkInterface Net in System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces())
                {
                    if (Net.NetworkInterfaceType != System.Net.NetworkInformation.NetworkInterfaceType.GigabitEthernet &&
                        Net.NetworkInterfaceType != System.Net.NetworkInformation.NetworkInterfaceType.Ethernet) continue;
                    if (Net.Name.ToLower() == NICName.ToLower())
                    {
                        //string data = Net.GetIPProperties().GatewayAddresses[0].ToString();
                        if (Net.OperationalStatus == System.Net.NetworkInformation.OperationalStatus.Up)
                        {
                            FindNetwork = true;
                            break; // TODO: might not be correct. Was : Exit For
                        }
                    }
                }
                if (FindNetwork)
                    return true;
                System.Threading.Thread.Sleep(1000);
                TimeSpan ts = DateTime.Now - SD;
                if (ts.TotalSeconds > 10)
                {
                    return false;
                }
            }
        }
        #endregion
        public static void RunExplorer(string arg)
        {
            System.Diagnostics.ProcessStartInfo si = new ProcessStartInfo("explorer");
            si.Arguments = arg;
            System.Diagnostics.Process.Start(si);
        }
        public static void RunDefaultMail(string to, string title, string content = "", string cc = "", string bcc = "")
        {
            string args = "mailto:" + to + "?";
            if (title != "") args += "subject=" + title;
            args += "&IsBodyHtml=true";
            if (content != "")
            {
                if (!args.EndsWith("?")) args += "&";
                args += "HtmlBody=" + content;
            }
            if (bcc != "")
            {
                if (!args.EndsWith("?")) args += "&";
                args += "bcc=" + bcc;
            }
            if (cc != "")
            {
                if (!args.EndsWith("?")) args += "&";
                args += "cc=" + cc;
            }
            if (bcc != "")
            {
                if (!args.EndsWith("?")) args += "&";
                args += "bcc=" + bcc;
            }
            System.Diagnostics.Process.Start(args);
        }
        #region "watchdog"
        public static void WatchDog_Run()
        {
            System.IO.FileInfo fi = new FileInfo(AppDomain.CurrentDomain.BaseDirectory + "WatchCat.exe");
            if (!fi.Exists) return;
            var Exist = CheckExistProcess("watchcat");
            if (Exist) return;
            RunProcess(fi.FullName);
        }
        public static Boolean CheckExistProcess(string ProcessName)
        {
            foreach (var prc in System.Diagnostics.Process.GetProcesses())
            {
                if (prc.ProcessName.StartsWith("svchost")) continue;
                if (prc.ProcessName.ToUpper() == ProcessName.ToUpper()) return true;
            }
            return false;
        }
        #endregion
        #region "web function"
        /// 
        /// URL로부터 문자열을 수신합니다.
        /// 
        /// 
        /// 
        /// 
        public static string GetStrfromurl(string url, out Boolean isError)
        {
            isError = false;
            string result = "";
            try
            {
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(new Uri(url));
                request.Timeout = 60000;
                request.ReadWriteTimeout = 60000;
                request.MaximumAutomaticRedirections = 4;
                request.MaximumResponseHeadersLength = 4;
                request.Credentials = CredentialCache.DefaultCredentials;
                var response = request.GetResponse() as HttpWebResponse;
                var txtReader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
                result = txtReader.ReadToEnd();
            }
            catch (Exception ex)
            {
                isError = true;
                result = ex.Message.ToString();
            }
            return result;
        }
        #endregion
    }
}