public bool ConvertFiles(DoubleDel progress)
{
bool ok = true;
int c = 1;
int max = Files.Length;
// foreach file
foreach (string fn in Files)
{
// read the file
var csv = Util.getfile(fn, debug);
// update progress
progress((double)c++ / max);
ok &= !string.IsNullOrWhiteSpace(csv);
if (!ok)
{
debug("Error reading: " + fn);
continue;
}
// parse data
var data = Util.ParseCsvData(csv, debug);
// convert it
var ks = convert(data);
ok &= ks.Count > 0;
if (!ok)
{
debug("No ticks converted in: " + fn);
continue;
}
// write to ticks
ok &= TikUtil.TicksToFile(ks.ToArray(), debug);
// update status
if (!ok)
{
debug("Error writing ticks to TIK file.");
}
}
return(ok);
}
private void _inputbut_Click(object sender, EventArgs e)
{
// make sure we only convert one group at a time
if (bw.IsBusy)
{
debug("wait until conversion completes..."); return;
}
// see if we're converting from files or webservices
switch (_conval)
{
// webservice list
case Converter.EuronextDaily:
case Converter.YahooDaily:
case Converter.GoogleDaily:
// reset progress
progress(0);
// get list of symbols from user
string symi = Microsoft.VisualBasic.Interaction.InputBox("Enter list of symbols to pull from " + _conval.ToString() + Environment.NewLine + "(eg LVS,GOOG,GE)", "Enter symbol list", string.Empty, 0, 0);
// remove spaces and capitalize
symi = symi.Replace(" ", string.Empty).ToUpper();
// parse
string[] syms = symi.Split(',');
int count = 0;
foreach (string sym in syms)
{
try
{
// get barlists for those symbols
BarList bl;
if (_conval == Converter.GoogleDaily)
{
bl = BarListImpl.DayFromGoogle(sym);
}
else if (_conval == Converter.YahooDaily)
{
bl = BarListImpl.DayFromYahoo(sym);
}
else if (_conval == Converter.EuronextDaily)
{
if (!System.Text.RegularExpressions.Regex.IsMatch(sym, "[A-Z0-9]{12}", System.Text.RegularExpressions.RegexOptions.IgnoreCase))
{
debug("\"" + sym + "\" is not a valid ISIN. Euronext expects ISINs!");
continue;
}
bl = BarListImpl.DayFromEuronext(sym);
}
else
{
continue;
}
// convert to tick files
if (!TikUtil.TicksToFile(TikUtil.Barlist2Tick(bl), debug))
{
debug("Error saving downloaded bars.");
}
// notify
debug("downloaded " + bl.Count + " bars of daily data for " + sym + " from " + _conval.ToString());
}
catch (Exception ex)
{
debug(sym + " converter error: " + ex.Message + ex.StackTrace);
}
// update progress
progress((double)count++ / syms.Length);
}
debug("completed daily download.");
// we're done
return;
}
OpenFileDialog of = new OpenFileDialog();
// allow selection of multiple inputs
of.Multiselect = true;
// keep track of bytes so we can approximate progress
long bytes = 0;
if (of.ShowDialog() == DialogResult.OK)
{
List <string> symbols = new List <string>();
foreach (string file in of.FileNames)
{
_path = Path.GetDirectoryName(file);
string sn = Path.GetFileName(file);
// get size of current file and append to total size
FileInfo fi = new FileInfo(file);
bytes += fi.Length;
string sym = string.Empty;
switch (_conval)
{
case Converter.QCollector_eSignal:
string [] r = Path.GetFileNameWithoutExtension(sn).Split('_');
if (r.Length != 2)
{
sym = Microsoft.VisualBasic.Interaction.InputBox("Symbol data represented by file: " + sn, "File's Symbol", string.Empty, 0, 0);
}
else
{
sym = r[0];
}
break;
default:
// guess symbol
string guess = Util.rxm(sn, "[^a-z]*([a-z]{1,6})[^a-z]+");
// remove extension
guess = Util.rxr(guess, "[.].*", string.Empty);
// see if it's a clean match, if not don't guess
if (!Util.rxmok(guess, "^[a-z]+$"))
{
guess = string.Empty;
}
sym = Microsoft.VisualBasic.Interaction.InputBox("Symbol data represented by file: " + sn, "File's Symbol", guess, 0, 0);
break;
}
if (sym != string.Empty)
{
symbols.Add(sym);
}
}
// estimate total ticks
_approxtotal = (int)((double)bytes / 51);
// reset progress bar
progress(0);
// start background thread to convert
bw.RunWorkerAsync(new convargs(of.FileNames, symbols.ToArray()));
debug("started conversion");
}
}