public static string[][] YahooHistoricalStockQuote(string name, string fromDateYear, string toDateYear, HistInterval interval)
{
return YahooHistoricalStockQuote(name, "1", "0", fromDateYear, "1", "0", toDateYear, interval);
}
//Functions
//Historical Stock Quote - (Month - 1)
public static string[][] YahooHistoricalStockQuote(string name, string fromDateDay, string fromDateMonth, string fromDateYear,
string toDateDay, string toDateMonth, string toDateYear, HistInterval interval)
{
var table = new List<string[]>();
using (WebClient web = new WebClient())
{
var yahooIntervals = new string[] { "d", "w", "m" };
var yInterval = yahooIntervals[((int)interval)];
var tempPath = Environment.CurrentDirectory + @"\_tempCSV.csv";
var URL = string.Format(@"http://ichart.finance.yahoo.com/table.csv?s={0}&a={1}&b={2}&c={3}&d={4}&e={5}&f={6}&g={7}&ignore=.csv",
name, fromDateMonth, fromDateDay, fromDateYear, toDateMonth, toDateDay, toDateYear, yInterval);
//Delete old Temporary File
if (File.Exists(tempPath))
File.Delete(tempPath);
//Download Stock Info
web.DownloadFile(URL, tempPath);
var rawTextArray = Management.GetTextFromFile(tempPath);
for (int i = 0; i < rawTextArray.Length; i++)
table.Add(rawTextArray[i].Split(','));
}
return table.ToArray<string[]>();
}