/// <summary>
/// Populate the day-interval barlist of this instance from a URL, where the results are returned as a CSV file. URL should accept requests in the form of http://url/get.py?sym=IBM
/// </summary>
/// <param name="url">The URL.</param>
/// <returns></returns>
private bool DayFromURL(string url)
{
if (Symbol == "")
{
return(false);
}
System.Net.WebClient wc = new System.Net.WebClient();
string res = "";
try
{
res = wc.DownloadString(url + Symbol);
}
catch (System.Net.WebException) { return(false); }
string[] line = res.Split(Environment.NewLine.ToCharArray());
for (int i = line.Length - 1; i > 0; i--)
{
Bar mybar = null;
if (line[i] != "")
{
mybar = Bar.FromCSV(line[i]);
}
if (mybar != null)
{
daylist.Add(mybar);
}
}
return(true);
}
/// <summary>
/// Create a barlist from a succession of bar records provided as comma-delimited OHLC+volume data.
/// </summary>
/// <param name="symbol">The symbol.</param>
/// <param name="file">The file containing the CSV records.</param>
/// <returns></returns>
public static BarList FromCSV(string symbol, string file)
{
BarList b = new BarList(BarInterval.Day, symbol);
string[] line = file.Split(Environment.NewLine.ToCharArray());
for (int i = line.Length - 1; i > 0; i--)
{
Bar mybar = null;
if (line[i] != "")
{
mybar = Bar.FromCSV(line[i]);
}
if (mybar != null)
{
b.daylist.Add(mybar);
}
}
return(b);
}
