MTP2.0_CSharp/Muchinfo.Common/Fx4.0/Muchinfo.ChartClient/MuchInfo.Chart/Easychart.Finance/IndexFormula.Finance.DataClient/DataClientBase.cs

namespace IndexFormula.Finance.DataClient
{
    using IndexFormula.Finance;
    using IndexFormula.Finance.DataProvider;
    using System;
    using System.Collections;
    using System.ComponentModel;
    using System.IO;
    using System.Net;
    using System.Reflection;
    using System.Runtime.CompilerServices;
    using System.Text;
    using System.Threading;

    public class DataClientBase
    {
        protected ArrayList alStreamingSymbols = new ArrayList();
        protected bool Canceled;
        private Hashtable htExtraData = new Hashtable();
        [Browsable(false)]
        public Exception LastError;
        private string proxy;
        private Thread StreamingThread;
        protected string Ticket;
        public bool UtcStreamingTime = true;
        public IndexFormula.Finance.DataClient.WorkingMode WorkingMode;

        public event DataProgress OnProgress;

        public event StreamingDataChanged OnStreamingData;

        public event EventHandler OnStreamingStopped;

        public DataClientBase()
        {
            this.OnProgress = (DataProgress) Delegate.Remove(this.OnProgress, null);
            this.OnStreamingData = (StreamingDataChanged) Delegate.Remove(this.OnStreamingData, null);
            this.OnStreamingStopped = (EventHandler) Delegate.Remove(this.OnStreamingStopped, null);
        }

        public void AddStreamingSymbol(string Symbol)
        {
            foreach (string str in Symbol.Split(new char[] { ',', ';' }))
            {
                string str2 = str.ToUpper();
                if (this.alStreamingSymbols.IndexOf(str2) < 0)
                {
                    this.alStreamingSymbols.Add(str2);
                }
            }
            this.SteamingSymbolChanged();
        }

        public void ClearLastError()
        {
            this.LastError = null;
        }

        protected byte[] DownloadBinary(string Symbol, string URL)
        {
            byte[] buffer4;
            if ((URL.Length > 2) && (URL[1] == ':'))
            {
                using (FileStream stream = File.OpenRead(URL))
                {
                    byte[] buffer = new byte[stream.Length];
                    stream.Read(buffer, 0, buffer.Length);
                    return buffer;
                }
            }
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(URL);
            try
            {
                byte[] buffer2;
                request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.0.3705; .NET CLR 1.1.4322)";
                request.Accept = "*/*";
                request.KeepAlive = false;
                request.Referer = "http://subscribe.IndexFormula.net";
                if ((this.Proxy != null) && (this.Proxy != ""))
                {
                    request.Proxy = new WebProxy(this.Proxy);
                }
                else if (FormulaHelper.DownloadProxy != null)
                {
                    request.Proxy = FormulaHelper.DownloadProxy;
                }
                if (this.Logined && (this.Ticket != null))
                {
                    request.CookieContainer = new CookieContainer();
                    request.CookieContainer.Add(new Cookie("dc", this.Ticket, "/", "subscribe.IndexFormula.net"));
                }
                HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                BinaryReader reader = new BinaryReader(response.GetResponseStream());
                int currentValue = 0;
                this.Canceled = false;
                ArrayList list = new ArrayList();
            Label_0125:
                buffer2 = reader.ReadBytes(0x3e8);
                if ((response.ContentLength > 0L) && (this.OnProgress != null))
                {
                    currentValue += buffer2.Length;
                    this.OnProgress(this, new DataProgressArgs(Symbol, currentValue, (int) response.ContentLength));
                }
                if (!this.Canceled && (buffer2.Length > 0))
                {
                    list.AddRange(buffer2);
                    goto Label_0125;
                }
                buffer4 = (byte[]) list.ToArray(typeof(byte));
            }
            finally
            {
                request.Abort();
            }
            return buffer4;
        }

        public virtual void DownloadStreaming()
        {
        }

        protected string DownloadString(string URL)
        {
            byte[] bytes = this.DownloadBinary(null, URL);
            if (bytes != null)
            {
                return Encoding.UTF8.GetString(bytes);
            }
            return null;
        }

        //public static DataClientBase[] GetAllDataFeeds()
        //{
        //    Assembly[] assemblyArray;
        //    assemblyArray = assemblyArray = AppDomain.CurrentDomain.GetAssemblies();
        //    ArrayList list = new ArrayList();
        //    foreach (Assembly assembly in assemblyArray)
        //    {
        //        if (assembly.FullName.ToUpper().IndexOf("IndexFormula") >= 0)
        //        {
        //            try
        //            {
        //                foreach (Type type in assembly.GetTypes())
        //                {
        //                    if (type.BaseType == typeof(DataClientBase))
        //                    {
        //                        list.Add(Activator.CreateInstance(type));
        //                    }
        //                }
        //            }
        //            catch
        //            {
        //            }
        //        }
        //    }
        //    if (list.Count == 0)
        //    {
        //        list.Add(new IndexFormulaDataClient());
        //    }
        //    return (DataClientBase[]) list.ToArray(typeof(DataClientBase));
        //}

        public CommonDataProvider GetCachedHistoricalData(string Symbol)
        {
            string path = Environment.CurrentDirectory + @"\Cache\";
            if (!Directory.Exists(path))
            {
                Directory.CreateDirectory(path);
            }
            string str2 = path + Symbol + ".dat";
            CommonDataProvider historicalData = null;
            if (Symbol != "")
            {
                if (File.Exists(str2) && (File.GetLastWriteTime(str2).Date == DateTime.Now.Date))
                {
                    historicalData = new CommonDataProvider(null);
                    historicalData.LoadBinary(str2);
                    historicalData.SetStringData("Code", Symbol.ToUpper());
                    return historicalData;
                }
                historicalData = this.GetHistoricalData(Symbol);
                if ((historicalData != null) && (historicalData.Count > 0))
                {
                    historicalData.SaveBinary(str2);
                }
            }
            return historicalData;
        }

        public virtual CommonDataProvider GetData(string symbol, DataCycle dataCycle, DateTime startTime, DateTime endTime)
        {
            return this.GetDatas(new string[] { symbol }, dataCycle, startTime, endTime)[0];
        }

        public virtual CommonDataProvider[] GetDatas(string[] symbols, DataCycle dataCycle, DateTime startTime, DateTime endTime)
        {
            if (symbols.Length > 0)
            {
                return new CommonDataProvider[] { this.GetData(symbols[0], dataCycle, startTime, endTime) };
            }
            return null;
        }

        public virtual DataPacket[] GetEodData(string Exchanges, string[] symbols, DateTime time)
        {
            return null;
        }

        public virtual string[] GetExchanges()
        {
            return null;
        }

        public CommonDataProvider GetHistoricalData(string Symbol)
        {
            return this.GetHistoricalData(Symbol, DateTime.Today.AddYears(-10), DateTime.Today);
        }

        public CommonDataProvider GetHistoricalData(string Symbol, DateTime StartTime, DateTime EndTime)
        {
            return this.GetData(Symbol, DataCycle.Day, StartTime, EndTime);
        }

        public virtual string[] GetIndustry()
        {
            return null;
        }

        public CommonDataProvider GetIntradayData(string Symbol, int Interval, DateTime StartTime, DateTime EndTime)
        {
            return this.GetData(Symbol, new DataCycle(DataCycleBase.MINUTE, Interval), StartTime, EndTime);
        }

        public virtual string[] GetMarket()
        {
            return null;
        }

        public virtual string[] GetStockType()
        {
            return null;
        }

        public string GetStreamingSymbol(string separator)
        {
            return string.Join(separator, (string[]) this.alStreamingSymbols.ToArray(typeof(string)));
        }

        public bool HasStreamingSymbol()
        {
            return (this.alStreamingSymbols.Count > 0);
        }

        public static void LoadDataFeed()
        {
            LoadDataFeed(FormulaHelper.DataFeedRoot);
        }

        public static void LoadDataFeed(string FilePath)
        {
            if (Directory.Exists(FilePath))
            {
                foreach (string str in Directory.GetFiles(FilePath, "*.dll"))
                {
                    if (Path.GetFileNameWithoutExtension(str).ToUpper().IndexOf("IndexFormula") >= 0)
                    {
                        Assembly.LoadFrom(str);
                    }
                }
            }
        }

        public static void LoadDataFeeds()
        {
        }

        public virtual void LoadExtraData()
        {
        }

        public virtual bool Login(string Username, string Password)
        {
            return false;
        }

        public virtual string[] LookupSymbols(string Key, string Exchanges, string StockType, string Market)
        {
            return null;
        }

        public void RemoveStreamingSymbol(string Symbol)
        {
            this.alStreamingSymbols.Remove(Symbol);
            this.SteamingSymbolChanged();
        }

        public virtual void ResetActiveX()
        {
        }

        public virtual void SaveExtraData()
        {
        }

        public void SetStreamingSymbol(string Symbol)
        {
            this.alStreamingSymbols.Clear();
            this.AddStreamingSymbol(Symbol);
        }

        public void StartStreaming(string Symbols)
        {
            this.SetStreamingSymbol(Symbols);
            if (this.ThreadStreaming)
            {
                if (this.StreamingThread == null)
                {
                    this.StreamingThread = new Thread(new ThreadStart(this.DownloadStreaming));
                    this.StreamingThread.Start();
                }
            }
            else
            {
                this.DownloadStreaming();
            }
        }

        public virtual void SteamingSymbolChanged()
        {
            if (!this.ThreadStreaming)
            {
                this.DownloadStreaming();
            }
        }

        public virtual void StopDownload()
        {
        }

        public virtual void StopStreaming()
        {
            if (this.ThreadStreaming && (this.StreamingThread != null))
            {
                this.StreamingThread.Abort();
                this.StreamingThread.Join();
                this.StreamingThread = null;
            }
        }

        public override string ToString()
        {
            return this.DataFeedName;
        }

        private string TrimStreamingSymbol(string s)
        {
            int num = 0;
            for (int i = 0; i < s.Length; i++)
            {
                if (s[i] == ',')
                {
                    num++;
                }
                if (num >= this.MaxSymbolsForStreaming)
                {
                    return s.Substring(0, i);
                }
            }
            return s;
        }

        [Category("Properties")]
        public virtual string DataFeedName
        {
            get
            {
                return "";
            }
        }

        [Category("Properties")]
        public virtual string Description
        {
            get
            {
                return this.DataFeedName;
            }
        }

        [Browsable(false)]
        public Hashtable ExtraData
        {
            get
            {
                return this.htExtraData;
            }
        }

        [Category("Properties")]
        public virtual string HomePage
        {
            get
            {
                return "";
            }
        }

        [Category("Features")]
        public virtual bool IsFree
        {
            get
            {
                return false;
            }
        }

        [Category("Features")]
        public virtual bool IsLocal
        {
            get
            {
                return false;
            }
        }

        [Browsable(false)]
        public bool Logined
        {
            get
            {
                return (!this.NeedLogin || ((this.Ticket != null) && (this.Ticket != "")));
            }
        }

        [Category("Properties")]
        public virtual string LoginURL
        {
            get
            {
                return this.HomePage;
            }
        }

        [Category("Features")]
        public virtual int MaxSymbolsForData
        {
            get
            {
                return 1;
            }
        }

        [Category("Features")]
        public virtual int MaxSymbolsForStreaming
        {
            get
            {
                return 1;
            }
        }

        [Category("Features")]
        public virtual bool NeedLogin
        {
            get
            {
                return true;
            }
        }

        [Browsable(false)]
        public string Proxy
        {
            get
            {
                return this.proxy;
            }
            set
            {
                this.proxy = value;
            }
        }

        [Category("Properties")]
        public virtual string RegURL
        {
            get
            {
                return this.HomePage;
            }
        }

        [Category("Features")]
        public virtual bool SupportEod
        {
            get
            {
                return false;
            }
        }

        [Category("Features")]
        public virtual bool SupportIndustry
        {
            get
            {
                return false;
            }
        }

        [Category("Features")]
        public virtual bool SupportIntraday
        {
            get
            {
                return false;
            }
        }

        [Category("Features")]
        public virtual bool SupportStreaming
        {
            get
            {
                return false;
            }
        }

        [Category("Features")]
        public virtual bool SupportSymbolList
        {
            get
            {
                return false;
            }
        }

        public virtual bool ThreadStreaming
        {
            get
            {
                return true;
            }
        }
    }
}