Exemplo n.º 1
0
 public string GetBoardName(Stock.Board param)
 {
     if (_BoardNames.ContainsKey(param))
     {
         return(_BoardNames[param]);
     }
     else
     {
         return("Unknown");
     }
 }
Exemplo n.º 2
0
        private bool parse(String respond)
        {
            historyDatabase.Clear();
            simpleDates.Clear();

            SimpleDate calendar = new SimpleDate();

            String[] stockDatas = respond.Split(new string[] { "\r\n", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);

            // There must be at least two lines : header information and history information.
            int length = stockDatas.Count();

            if (length <= 1)
            {
                return(false);
            }

            Symbol symbol = Symbol.newInstance(code.toString());
            String name   = symbol.toString();

            Stock.Board    board    = Stock.Board.Unknown;
            Stock.Industry industry = Stock.Industry.Unknown;

            try
            {
                Stock stock = getStockServer(this.country).getStock(code);
                symbol   = stock.getSymbol();
                name     = stock.getName();
                board    = stock.getBoard();
                industry = stock.getIndustry();
            }
            catch (StockNotFoundException exp)
            {
                log.Error(null, exp);
            }

            double previousClosePrice = Double.MaxValue;

            for (int i = length - 1; i > 0; i--)
            {
                // Use > instead of >=, to avoid header information (Date,Open,High,Low,Close,Volume,Adj Close)
                String[] fields = stockDatas[i].Split(',');

                // Date,Open,High,Low,Close,Volume,Adj Close
                if (fields.Count() < 7)
                {
                    continue;
                }

                try
                {
                    DateTime curcalendar = DateTime.ParseExact(fields[0], "yyyy-MM-dd", CultureInfo.InvariantCulture);
                    calendar = new SimpleDate(curcalendar);
                }
                catch (FormatException ex)
                {
                    log.Error(null, ex);
                    continue;
                }

                double prevPrice  = 0.0;
                double openPrice  = 0.0;
                double highPrice  = 0.0;
                double lowPrice   = 0.0;
                double closePrice = 0.0;
                // TODO: CRITICAL LONG BUG REVISED NEEDED.
                long volume = 0;
                //double adjustedClosePrice = 0.0;

                try
                {
                    prevPrice  = (previousClosePrice == Double.MaxValue) ? 0 : previousClosePrice;
                    openPrice  = Double.Parse(fields[1]);
                    highPrice  = Double.Parse(fields[2]);
                    lowPrice   = Double.Parse(fields[3]);
                    closePrice = Double.Parse(fields[4]);
                    // TODO: CRITICAL LONG BUG REVISED NEEDED.
                    volume = long.Parse(fields[5]);
                    //adjustedClosePrice = Double.Parse(fields[6]);
                }
                catch (FormatException exp)
                {
                    log.Error(null, exp);
                }

                double changePrice           = (previousClosePrice == Double.MaxValue) ? 0 : closePrice - previousClosePrice;
                double changePricePercentage = ((previousClosePrice == Double.MaxValue) || (previousClosePrice == 0.0)) ? 0 : changePrice / previousClosePrice * 100.0;

                SimpleDate simpleDate = calendar;

                Stock stock = new Stock(
                    code,
                    symbol,
                    name,
                    board,
                    industry,
                    prevPrice,
                    openPrice,
                    closePrice,     /* Last Price. */
                    highPrice,
                    lowPrice,
                    volume,
                    changePrice,
                    changePricePercentage,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    simpleDate
                    );

                historyDatabase.Add(simpleDate, stock);
                simpleDates.Add(simpleDate);
                previousClosePrice = closePrice;
            }

            return(historyDatabase.Count > 0);
        }
Exemplo n.º 3
0
        private List <Stock> getStocks(String respond)
        {
            List <Stock> stocks = new List <Stock>();
            // In order to avoid duplicated stock's code.
            HashSet <Code> codes = new HashSet <Code>();

            // A hacking way to prevent
            // <a href="http://uk.finance.yahoo.com/q?s=SCRIA.ST+NCCA.ST+SHBB.ST+ELUXA.ST+LATOA.ST+VOLVA.ST+SCVA.ST+SKFA.ST+SEBC.ST+DV-BTA-1.ST+MTGB.ST+63054.ST+37341.ST+HOLMA.ST+TEL2A.ST+62893.ST+RATOA.ST+585671.ST+">View Quotes for All Above Symbols</a>
            // going into our database. Although we had placed some restriction on the
            // symbol maximum length, it may be some exceptional case sometimes.
            // For example : <a href="http://uk.finance.yahoo.com/q?s=SCRIA.ST+NCCA.ST+">View Quotes for All Above Symbols</a>
            Regex nonSymbolPattern = new Regex("View Quotes for All Above Symbols", RegexOptions.IgnoreCase);

            var matcher = stockAndBoardPattern.Matches(respond);

            for (int i = 1; i <= matcher.Count; i += 3)
            {
                String c = matcher[i].Value;
                if (c == null)
                {
                    continue;
                }

                String s = matcher[i + 1].Value;
                if (s == null)
                {
                    continue;
                }

                String b = matcher[i + 2].Value;
                if (b == null)
                {
                    continue;
                }

                c = c.Trim();
                s = s.Trim();

                // Change Parken Sport &amp; Entertainment A/S to
                // Parken Sport & Entertainment A/S
                s = HttpUtility.HtmlDecode(s);

                if (nonSymbolPattern.IsMatch(s))
                {
                    continue;
                }

                // Enum name is not allowed to have space in between.
                b = b.Trim().Replace("\\s+", "");

                Code        code   = Code.newInstance(c);
                Symbol      symbol = Symbol.newInstance(s);
                Stock.Board board  = Stock.Board.Unknown;

                if (codes.Add(code) == false)
                {
                    // The stock with same code had been added previously. We
                    // do not want any stock with duplicated code.
                    continue;
                }

                // Since '-' character is not allowed in enum, we need some sort
                // of hacking.
                if (b == "Virt-X")
                {
                    b = "Virt_X";
                }

                try
                {
                    board = (Stock.Board)Enum.Parse(typeof(Stock.Board), b);
                }
                catch (ArgumentException exp)
                {
                    log.Error(null, exp);
                    board = Stock.Board.Unknown;
                }

                Stock stock = new Stock(
                    code,
                    symbol,
                    "",
                    board,
                    Stock.Industry.Unknown,
                    0.0,
                    0.0,
                    0.0,
                    0.0,
                    0.0,
                    0,
                    0.0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    0.0,
                    0,
                    Calendar.getInstance()
                    );
                stocks.Add(stock);
            }

            return(stocks);
        }
Exemplo n.º 4
0
        // Update on 19 March 2009 : We cannot assume certain parameters will always
        // be float. They may become integer too. For example, in the case of Korea
        // Stock Market, Previous Close is in integer. We shall apply string quote
        // protection method too on them.
        //
        // Here are the index since 19 March 2009 :
        // (0) Symbol
        // (1) Name
        // (2) Stock Exchange
        // (3) Symbol
        // (4) Previous Close
        // (5) Symbol
        // (6) Open
        // (7) Symbol
        // (8) Last Trade
        // (9) Symbol
        // (10) Day's high
        // (11) Symbol
        // (12) Day's low
        // (13) Symbol
        // (14) Volume
        // (15) Symbol
        // (16) Change
        // (17) Symbol
        // (18) Change Percent
        // (19) Symbol
        // (20) Last Trade Size
        // (21) Symbol
        // (22) Bid
        // (23) Symbol
        // (24) Bid Size
        // (25) Symbol
        // (26) Ask
        // (27) Symbol
        // (28) Ask Size
        // (29) Symbol
        // (30) Last Trade Date
        // (31) Last Trade Time.
        //
        // s = Symbol
        // n = Name
        // x = Stock Exchange
        // o = Open             <-- Although we will keep this value in our stock data structure, we will not show
        //                          it to clients. As some stock servers unable to retrieve open price.
        // p = Previous Close
        // l1 = Last Trade (Price Only)
        // h = Day's high
        // g = Day's low
        // v = Volume           <-- We need to take special care on this, it may give us 1,234. This will
        //                          make us difficult to parse csv file. The only workaround is to make integer
        //                          in between two string literal (which will always Contains "). By using regular
        //                          expression, we will manually remove the comma.
        // c1 = Change
        // p2 = Change Percent
        // k3 = Last Trade Size <-- We need to take special care on this, it may give us 1,234...
        // b = Bid
        // b6 = Bid Size        <-- We need to take special care on this, it may give us 1,234...
        // a = Ask
        // a5 = Ask Size        <-- We need to take special care on this, it may give us 1,234...
        // d1 = Last Trade Date
        // t1 = Last Trade Time
        //
        // c6k2c1p2c -> Change (Real-time), Change Percent (Real-time), Change, Change in Percent, Change & Percent Change
        // "+1400.00","N/A - +4.31%",+1400.00,"+4.31%","+1400.00 - +4.31%"
        //
        // "MAERSKB.CO","AP MOELLER-MAERS-","Copenhagen",32500.00,33700.00,34200.00,33400.00,660,"+1200.00","N/A - +3.69%",33,33500.00,54,33700.00,96,"11/10/2008","10:53am"

        public List <Stock> parse(String source)
        {
            List <Stock> stocks = new List <Stock>();

            if (source == null)
            {
                return(stocks);
            }

            String[] strings = source.Split(new string[] { "\r\n", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);

            foreach (String str in strings)
            {
                ///  String tmp = YahooStockFormat.digitPattern.matcher(string).replaceAll("$1");
                var    tmp    = YahooStockFormat.digitPattern.Matches(str);
                string strtmp = YahooStockFormat.digitPattern.Match(str).Value;
                foreach (var item in tmp)
                {
                    // ??
                }

                // Some string contain comma, remove them as well. If not, we face problem during csv parsing.
                String stringDigitWithoutComma = stringCommaPattern.Match(strtmp).Value;

                String[] fields = stringDigitWithoutComma.Split(',');
                int      length = fields.Count();

                Code           code      = null;
                Symbol         symbol    = null;
                String         name      = null;
                Stock.Board    board     = Stock.Board.Unknown;
                Stock.Industry industry  = Stock.Industry.Unknown;
                double         prevPrice = 0.0;
                double         openPrice = 0.0;
                double         lastPrice = 0.0;
                double         highPrice = 0.0;
                double         lowPrice  = 0.0;
                // TODO: CRITICAL LONG BUG REVISED NEEDED.
                long       volume                = 0;
                double     changePrice           = 0.0;
                double     changePricePercentage = 0.0;
                int        lastVolume            = 0;
                double     buyPrice              = 0.0;
                int        buyQuantity           = 0;
                double     sellPrice             = 0.0;
                int        sellQuantity          = 0;
                double     secondBuyPrice        = 0.0;
                int        secondBuyQuantity     = 0;
                double     secondSellPrice       = 0.0;
                int        secondSellQuantity    = 0;
                double     thirdBuyPrice         = 0.0;
                int        thirdBuyQuantity      = 0;
                double     thirdSellPrice        = 0.0;
                int        thirdSellQuantity     = 0;
                SimpleDate calendar              = new SimpleDate();

                do
                {
                    if (length < 1)
                    {
                        break;
                    }
                    code = Code.newInstance(quotePattern.Match(fields[0]).Value.Trim());

                    if (length < 2)
                    {
                        break;
                    }
                    name = quotePattern.Match(fields[1]).Value.Trim();

                    // We use name as symbol, to make it more readable.
                    symbol = Symbol.newInstance(name);

                    if (length < 3)
                    {
                        break;
                    }

                    try
                    {
                        board = (Stock.Board)Enum.Parse(typeof(Stock.Board), quotePattern.Match(fields[2]).Value.Trim());
                    }
                    catch (Exception exp)
                    {
                        board = Stock.Board.Unknown;
                    }

                    industry = Stock.Industry.Unknown;

                    if (length < 5)
                    {
                        break;
                    }
                    try
                    {
                        prevPrice = Double.Parse(fields[4]);
                    }
                    catch (FormatException exp)
                    { }

                    if (length < 7)
                    {
                        break;
                    }
                    try { openPrice = Double.Parse(fields[6]); }
                    catch (FormatException exp) { }

                    if (length < 9)
                    {
                        break;
                    }
                    try { lastPrice = Double.Parse(fields[8]); }
                    catch (FormatException exp) { }

                    if (length < 11)
                    {
                        break;
                    }
                    try { highPrice = Double.Parse(fields[10]); }
                    catch (FormatException exp) { }

                    if (length < 13)
                    {
                        break;
                    }
                    try { lowPrice = Double.Parse(fields[12]); }
                    catch (FormatException exp) { }

                    if (length < 15)
                    {
                        break;
                    }
                    // TODO: CRITICAL LONG BUG REVISED NEEDED.
                    try { volume = long.Parse(fields[14]); }
                    catch (FormatException exp) { }

                    if (length < 17)
                    {
                        break;
                    }
                    try { changePrice = Double.Parse(quotePattern.Match(fields[16]).Value.Trim()); }
                    catch (FormatException exp) { }

                    if (length < 19)
                    {
                        break;
                    }
                    String _changePricePercentage = quotePattern.Match(fields[18]).Value;
                    _changePricePercentage = percentagePattern.Match(_changePricePercentage).Value;
                    try { changePricePercentage = Double.Parse(_changePricePercentage); }
                    catch (FormatException exp) { }

                    if (length < 21)
                    {
                        break;
                    }
                    try { lastVolume = int.Parse(fields[20]); }
                    catch (FormatException exp) { }

                    if (length < 23)
                    {
                        break;
                    }
                    try { buyPrice = Double.Parse(fields[22]); }
                    catch (FormatException exp) { }

                    if (length < 25)
                    {
                        break;
                    }
                    try { buyQuantity = int.Parse(fields[24]); }
                    catch (FormatException exp) { }

                    if (length < 27)
                    {
                        break;
                    }
                    try { sellPrice = Double.Parse(fields[26]); }
                    catch (FormatException exp) { }

                    if (length < 29)
                    {
                        break;
                    }
                    try { sellQuantity = int.Parse(fields[28]); }
                    catch (FormatException exp) { }

                    if (length < 32)
                    {
                        break;
                    }
                    String   data_and_time = quotePattern.Match(fields[28]).Value.Trim() + " " + quotePattern.Match(fields[29]).Value.Trim();
                    DateTime serverDate;
                    try
                    {
                        serverDate = DateTime.ParseExact(data_and_time, "MM/dd/yyyy hh:mmaa", CultureInfo.InvariantCulture);
                        calendar   = new SimpleDate(serverDate);
                    }
                    catch (FormatException exp)
                    {
                        // Most of the time, we just obtain "N/A"
                        // log.error(fields[23] + ", " + fields[24] + ", " + data_and_time, exp);
                    }

                    break;
                } while (true);

                if (code == null || symbol == null || name == null)
                {
                    continue;
                }

                if (calendar == null)
                {
                    calendar = new SimpleDate();
                }

                Stock stock = new Stock(
                    code,
                    symbol,
                    name,
                    board,
                    industry,
                    prevPrice,
                    openPrice,
                    lastPrice,
                    highPrice,
                    lowPrice,
                    volume,
                    changePrice,
                    changePricePercentage,
                    lastVolume,
                    buyPrice,
                    buyQuantity,
                    sellPrice,
                    sellQuantity,
                    secondBuyPrice,
                    secondBuyQuantity,
                    secondSellPrice,
                    secondSellQuantity,
                    thirdBuyPrice,
                    thirdBuyQuantity,
                    thirdSellPrice,
                    thirdSellQuantity,
                    calendar
                    );

                stocks.Add(stock);
            }

            return(stocks);
        }