//
public static List<YahooQuote> GetQuotes(string[] symbols)
{
string symbolList = String.Join("%2C", symbols.Select(w => "%22" + w + "%22").ToArray());
string url = string.Format(BASE_URL, symbolList);
List<YahooQuote> Quotes = new List<YahooQuote>();
try {
XDocument doc = XDocument.Load(url);
while (doc.Root.Element("results").IsEmpty) {
doc = XDocument.Load(url);
}
XElement results = doc.Root.Element("results");
foreach (string symbol in symbols) {
YahooQuote quote = new YahooQuote(symbol);
quote = ParseQuote(symbol, results);
Quotes.Add(quote);
}
} catch (Exception e) {
Console.WriteLine("GetQuotesException: {0}", e.Message);
}
return Quotes;
}
public static YahooQuote GetSingleQuote(string symbol)
{
string symbolList = String.Join("%2C", "%22" + symbol + "%22");
string url = string.Format(BASE_URL, symbolList);
YahooQuote quote = new YahooQuote(symbol);
try {
XDocument doc = XDocument.Load(url);
while (doc.Root.Element("results").IsEmpty) {
doc = XDocument.Load(url);
}
XElement results = doc.Root.Element("results");
quote = ParseQuote(symbol, results);
} catch (Exception e) {
Console.WriteLine("GetSingleQuoteException: {0}", e.Message);
}
return quote;
}
private static YahooQuote ParseQuote(string symbol, XElement results)
{
YahooQuote quote = new YahooQuote(symbol);
XElement q = results.Elements("quote").First(w => w.Attribute("symbol").Value == symbol);
quote.Symbol = q.Element("Symbol").Value;
quote.LastTradePrice = GetDecimal(q.Element("LastTradePriceOnly").Value);
quote.LastUpdate = DateTime.Now;
quote.Ask = GetDecimal(q.Element("Ask").Value);
quote.Bid = GetDecimal(q.Element("Bid").Value);
quote.AverageDailyVolume = GetDecimal(q.Element("AverageDailyVolume").Value);
quote.BookValue = GetDecimal(q.Element("BookValue").Value);
quote.Change = GetDecimal(q.Element("Change").Value);
quote.DividendShare = GetDecimal(q.Element("DividendShare").Value);
quote.LastTradeDate = GetDateTime(q.Element("LastTradeDate").Value + " " + q.Element("LastTradeTime").Value);
quote.EarningsShare = GetDecimal(q.Element("EarningsShare").Value);
quote.EpsEstimateCurrentYear = GetDecimal(q.Element("EPSEstimateCurrentYear").Value);
quote.EpsEstimateNextYear = GetDecimal(q.Element("EPSEstimateNextYear").Value);
quote.EpsEstimateNextQuarter = GetDecimal(q.Element("EPSEstimateNextQuarter").Value);
quote.DailyLow = GetDecimal(q.Element("DaysLow").Value);
quote.DailyHigh = GetDecimal(q.Element("DaysHigh").Value);
quote.YearlyLow = GetDecimal(q.Element("YearLow").Value);
quote.YearlyHigh = GetDecimal(q.Element("YearHigh").Value);
quote.MarketCapitalization = GetDecimal(q.Element("MarketCapitalization").Value);
quote.Ebitda = GetDecimal(q.Element("EBITDA").Value);
quote.ChangeFromYearLow = GetDecimal(q.Element("ChangeFromYearLow").Value);
quote.PercentChangeFromYearLow = GetDecimal(q.Element("PercentChangeFromYearLow").Value);
quote.ChangeFromYearHigh = GetDecimal(q.Element("ChangeFromYearHigh").Value);
quote.PercentChangeFromYearHigh = GetDecimal(q.Element("PercebtChangeFromYearHigh").Value); //missspelling in yahoo for field name
quote.FiftyDayMovingAverage = GetDecimal(q.Element("FiftydayMovingAverage").Value);
quote.TwoHunderedDayMovingAverage = GetDecimal(q.Element("TwoHundreddayMovingAverage").Value);
quote.ChangeFromTwoHundredDayMovingAverage = GetDecimal(q.Element("ChangeFromTwoHundreddayMovingAverage").Value);
quote.PercentChangeFromTwoHundredDayMovingAverage = GetDecimal(q.Element("PercentChangeFromTwoHundreddayMovingAverage").Value);
quote.PercentChangeFromFiftyDayMovingAverage = GetDecimal(q.Element("PercentChangeFromFiftydayMovingAverage").Value);
quote.Name = q.Element("Name").Value;
quote.Open = GetDecimal(q.Element("Open").Value);
quote.PreviousClose = GetDecimal(q.Element("PreviousClose").Value);
quote.ChangeInPercent = GetDecimal(q.Element("ChangeinPercent").Value);
quote.PriceSales = GetDecimal(q.Element("PriceSales").Value);
quote.PriceBook = GetDecimal(q.Element("PriceBook").Value);
quote.ExDividendDate = GetDateTime(q.Element("ExDividendDate").Value);
quote.PeRatio = GetDecimal(q.Element("PERatio").Value);
quote.DividendPayDate = GetDateTime(q.Element("DividendPayDate").Value);
quote.PegRatio = GetDecimal(q.Element("PEGRatio").Value);
quote.PriceEpsEstimateCurrentYear = GetDecimal(q.Element("PriceEPSEstimateCurrentYear").Value);
quote.PriceEpsEstimateNextYear = GetDecimal(q.Element("PriceEPSEstimateNextYear").Value);
quote.ShortRatio = GetDecimal(q.Element("ShortRatio").Value);
quote.OneYearPriceTarget = GetDecimal(q.Element("OneyrTargetPrice").Value);
quote.Volume = GetDecimal(q.Element("Volume").Value);
quote.StockExchange = q.Element("StockExchange").Value;
return quote;
}
public void UpdatePointEvents(string[] symbols)
{
string symbolList = String.Join("%2C", symbols.Select(w => "%22" + w + "%22").ToArray());
string url = string.Format(BASE_URL, symbolList);
try {
XDocument doc = XDocument.Load(url);
while (doc.Root.Element("results").IsEmpty) {
doc = XDocument.Load(url);
}
XElement results = doc.Root.Element("results");
foreach (string symbol in symbols) {
YahooQuote quote = new YahooQuote(symbol);
quote = ParseQuote(symbol, results);
Quotes.Add(PointEvent<YahooQuote>.CreateInsert(quote.LastUpdate, quote));
Quotes.Add(PointEvent<YahooQuote>.CreateCti(quote.LastUpdate));
}
} catch (Exception e) {
Console.WriteLine("UpdatePointEventException: {0}", e.Message);
}
}
