private void InitializePrices()
{
string csvData;
if (Stocks == null)
{
throw new Exception("Failed to retrieve symbols.");
}
string url = Definitions.YahooFinanceUrl;
foreach (var stock in Stocks)
{
url += stock.Symbol + "+";
}
url = url.TrimEnd('+') + "&f=";
url = string.Format("{0}{1}{2}{3}{4}", url, PriceInfoKeys.Bid, PriceInfoKeys.Ask, PriceInfoKeys.Open, PriceInfoKeys.PreviousClose);
using (WebClient web = new WebClient())
{
csvData = web.DownloadString(url);
}
Prices = YahooFinance.ParsePrice(csvData, Stocks);
}
public CompositeScoreResult GetCompositeScore(string symbol)
{
symbol = symbol.ToUpper();
Security quote = YahooFinance.GetQuoteAsync(symbol).Result;
return(Indicators.GetCompositeScoreResult(symbol, quote)); //no indicator API needed
}
private void InitializeStocks()
{
string csvData;
if (_symbols == null)
{
throw new Exception("Failed to retrieve symbols.");
}
string url = Definitions.YahooFinanceUrl;
foreach (var symb in _symbols)
{
url += symb + "+";
}
url = url.TrimEnd('+') + "&f=";
url = string.Format("{0}{1}{2}", url, StockInfoKeys.Symbol, StockInfoKeys.Name);
using (WebClient web = new WebClient())
{
csvData = web.DownloadString(url);
}
Stocks = YahooFinance.ParseStock(csvData);
}
private async void buttonGetLastYearClick(object sender, RoutedEventArgs e)
{
if (DecideCompany.SelectedItem != null)
{
List <CompanyValue> stockHistory = new List <CompanyValue>();
stockHistory = await YahooFinance.GetCompanyHistory(3, DecideCompany.SelectedItem as String);
changeDatesOnStocks(stockHistory, DATE_WITH_MONTH);
(LineChart.Series[0] as LineSeries).ItemsSource = stockHistory;
}
}
public static HistoricalStockQuotes RetrieveQuotes(DateTime start, DateTime end, String TIDM)
{
IQuoteProvider provider = new YahooFinance();
HistoricalStockQuotes historicalQuote = null;
start = start.Date;
end = end.Date;
// check for previous occurrence
using (var session = DataDocumentStore.DocStore.OpenSession())
{
var quotes = from h in session.Query<HistoricalStockQuotes>()
where h.TIDM == TIDM
select h;
if (quotes.Count() == 1)
{
// previous quote for this symbol
historicalQuote = quotes.First();
if(!IsRefreshRequired(historicalQuote, start, end)){
//remove extraneous quotes
var x = from c in historicalQuote.Quotes
where c.PriceTime >= start && c.PriceTime <= end
select c;
historicalQuote.Quotes = x.ToList<StockQuote>();
return historicalQuote;
}
}
List<StockQuote> stockQuotes = provider.RetrieveQuotes(start, end, TIDM);
if(historicalQuote==null){
historicalQuote = new HistoricalStockQuotes
{
TIDM = TIDM,
Start = start,
End = end
};
}
historicalQuote.Quotes = stockQuotes;
session.Store(historicalQuote);
session.SaveChanges();
}
return historicalQuote;
}
//------------------------------------------------------------------------------------------
//updates stock data.
private void UpdateFXbtn_Click(object sender, EventArgs e)
{
//coding that allows the programmer to select securities.
var stocksToAdd = new[] { "AAPL", "GOOG", "MSFT", "INTC", "SBUX" };
var csv = GetSymbolPriceCsv(stocksToAdd);
List <Price> result = YahooFinance.ParseList(csv);
var repo = new TestDb();
foreach (var symbol in result)
{
repo.Insert(symbol);
}
this.securityPricesTableAdapter.Fill(this.tradingPlatformDBDataSet.SecurityPrices);
}
private static void Main(string[] args)
{
string csvData;
using (WebClient web = new WebClient())
{
csvData = web.DownloadString("http://finance.yahoo.com/d/quotes.csv?s=AAPL+GOOG+MSFT&f=snbaopl1");
}
List <Price> prices = YahooFinance.Parse(csvData);
foreach (Price price in prices)
{
Console.WriteLine(string.Format("{0} ({1}) Bid:{2} Offer:{3} Last:{4} Open: {5} PreviousClose:{6}", price.Name, price.Symbol, price.Bid, price.Ask, price.Last, price.Open, price.PreviousClose));
}
Console.Read();
}
public ActionResult HAPScrape()
{
ViewBag.scrapeStart = "Scraping Please Wait...";
ViewBag.scrapeMethod = "HAP";
YahooFinance webPage = new YahooFinance();
List <List <string> > stockTable = webPage.Login();
//FromFile scrape = new FromFile();
//List<List<string>> stockTable = scrape.ReadFile();
ViewBag.stockTable = stockTable;
ViewBag.scrapeDone = "Done";
//FinanceTable.ScrapeToDatabase(stockTable);
//int maxId = db.StockTables.Max(p => p.ID);
//ViewBag.Message = maxId + " Stocks scraped into Database";
return(View());
}
public void Load_symbol()
{
var sut = new YahooFinance();
}
static void Main(string[] args)
{
//Connect to a remote SI Server instance
//using (Server server = Server.Connect(new System.ServiceModel.EndpointAddress(@"http://localhost/StreamInsight/default"))) {
//Create the Embedded SI Server
using (Server server = Server.Create("default")) {
//Create a local end point for the server embedded into this program
//This exposes SI to allow other applications to read from this SI server
var myHost = new ServiceHost(server.CreateManagementService());
myHost.AddServiceEndpoint(typeof(IManagementService), new WSHttpBinding(SecurityMode.Message), "http://localhost/StreamInsight/MyInstance");
myHost.Open();
//Create the SI application
Application application = server.CreateApplication("StreamYahooSI");
//Create Stream of YahooQuote Objects
//this stream requests a quote per interval TimeSpan specified
var inputStream = application.DefineObservable(() => Observable.Interval(TimeSpan.FromSeconds(1))).ToPointStreamable(x =>
PointEvent <YahooQuote> .CreateInsert(DateTime.Now, YahooFinance.GetSingleQuote("AAPL")),
AdvanceTimeSettings.IncreasingStartTime);
//Query the stream
var myQuery = from evt in inputStream
select evt;
//setup sink as observer and specify onNext action to write to console
var consoleObserver = application.DefineObserver(() => Observer.Create <PointEvent <YahooQuote> >(ConsoleWritePoint));
//bind sink to observe query and run the process
using (var proc = myQuery.Bind(consoleObserver).Run("serverProcess")) {
Console.WriteLine();
Console.WriteLine("*** Hit Enter to exit after viewing query output ***");
Console.WriteLine();
Console.ReadLine();
}
myHost.Close();
Console.WriteLine();
Console.WriteLine("Process Stopped. Hit Enter to quit.");
Console.ReadLine();
}
}
public CompaniesListYF GetScreenedCompaniesYF(string screenId)
{
CompaniesListYF companies = YahooFinance.GetAllCompaniesAsync().Result;
return(YahooFinance.GetScreenedCompaniesAsync(companies, screenId).Result);
}
public CompaniesListYF GetAllCompaniesYF()
{
return(YahooFinance.GetAllCompaniesAsync().Result);
}
public Security GetQuoteYF(string symbol)
{
return(YahooFinance.GetQuoteAsync(symbol).Result);
}
public CompanyStatsYF GetCompanyStatsYF(string symbol)
{
return(YahooFinance.GetCompanyStatsAsync(symbol).Result);
}
public CompositeScoreResult GetCompositeScoreTD(string symbol)
{
Security quote = YahooFinance.GetQuoteAsync(symbol).Result;
return(TwelveData.GetCompositeScoreResult(symbol, quote));
}
