/// <summary>
/// Download the calendar file
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
protected void btnDownload_Click(object sender, EventArgs e)
{
VCalendar vc = (VCalendar)Session["VCalendar"];
// Send the file to the user
this.Response.ClearContent();
if (vc.Version == SpecificationVersions.vCalendar10)
{
this.Response.ContentType = "text/x-vcalendar";
this.Response.AppendHeader("Content-Disposition", "inline;filename=Calendar.vcs");
}
else
{
this.Response.ContentType = "text/calendar";
this.Response.AppendHeader("Content-Disposition", "inline;filename=Calendar.ics");
}
// This is only applicable for vCalendar 1.0
switch (cboPropEncoding.SelectedIndex)
{
case 0:
BaseProperty.DefaultEncoding = new UTF8Encoding(false, false);
break;
case 1:
BaseProperty.DefaultEncoding = Encoding.GetEncoding("iso-8859-1");
break;
default:
BaseProperty.DefaultEncoding = new ASCIIEncoding();
break;
}
// The collection can be written directly to the stream. Note that more likely than not, it will be
// written as UTF-8 encoded data.
vc.WriteToStream(Response.Output);
Response.End();
}
/// <summary>
/// Save a calendar file
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
private void miSave_Click(object sender, EventArgs e)
{
using (SaveFileDialog dlg = new SaveFileDialog())
{
dlg.Title = "Save Calendar File";
dlg.Filter = "ICS files (*.ics)|*.ics|VCS files (*.vcs)|*.vcs|All files (*.*)|*.*";
if (vCal.Version == SpecificationVersions.vCalendar10)
{
dlg.DefaultExt = "vcs";
dlg.FilterIndex = 2;
}
else
{
dlg.DefaultExt = "ics";
dlg.FilterIndex = 1;
}
dlg.InitialDirectory = Path.GetFullPath(Path.Combine(
Environment.CurrentDirectory, @"..\..\..\..\..\PDIFiles"));
dlg.FileName = lblFilename.Text;
if (dlg.ShowDialog() == DialogResult.OK)
{
try
{
this.Cursor = Cursors.WaitCursor;
// Open the file and write the calendar to it. We'll use the same encoding method used by
// the parser.
using (var sw = new StreamWriter(dlg.FileName, false, PDIParser.DefaultEncoding))
{
vCal.WriteToStream(sw);
}
wasModified = false;
lblFilename.Text = dlg.FileName;
}
catch (Exception ex)
{
string error = String.Format("Unable to save calendar:\n{0}", ex.Message);
if (ex.InnerException != null)
{
error += ex.InnerException.Message + "\n";
if (ex.InnerException.InnerException != null)
{
error += ex.InnerException.InnerException.Message;
}
}
System.Diagnostics.Debug.Write(ex);
MessageBox.Show(error, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
this.Cursor = Cursors.Default;
}
}
}
}
