/// <summary>
/// Metoda pozwalająca na sterowanie widocznościa zakładki.
/// </summary>
/// <param name="context"></param>
/// <returns>
/// true - widoczność zakładki,
/// false - zakładka niewidoczna
/// </returns>
public static bool IsVisible(Context context)
{
bool result;
using (var session = context.Login.CreateSession(true, true)) {
result = CfgWalutyNbpExtender.GetValue(session, "AktywneTowaryWlasne", false);
}
return(result);
}
private byte[] loadData(DateTime date, out string file)
{
var lastDay = date;
switch (DateTime.Today.DayOfWeek)
{
case DayOfWeek.Thursday:
lastDay = lastDay.AddDays(-1);
break;
case DayOfWeek.Saturday:
lastDay = lastDay.AddDays(-1);
break;
case DayOfWeek.Sunday:
lastDay = lastDay.AddDays(-2);
break;
}
var nbpUrl = CfgWalutyNbpExtender.GetValue(Session, "UrlNbp", "http://www.nbp.pl/kursy/xml/a125z");
nbpUrl += "{0}";
file = String.Format("{0}.xml", lastDay.ToString("yyMMdd"));
var url = String.Format(nbpUrl, file);
var request = (HttpWebRequest)WebRequest.Create(url);
byte[] bytes;
using (var webResponse = (HttpWebResponse)request.GetResponse()) {
using (var sr = webResponse.GetResponseStream()) {
bytes = new byte[(int)webResponse.ContentLength];
var pos = 0;
while (pos < bytes.Length)
{
if (sr == null)
{
continue;
}
var bytesRead = sr.Read(bytes, pos, bytes.Length - pos);
if (bytesRead == 0)
{
throw new IOException("Premature end of data");
}
pos += bytesRead;
}
if (sr != null)
{
sr.Close();
}
}
webResponse.Close();
}
return(bytes);
}