//private IFeedEnclosure GetEnclosure(IFeedItem item)
//{
// try
// {
// System.Diagnostics.Debug.Print("Enclosure is null={0}",item.Enclosure == null);
// return (IFeedEnclosure)item.Enclosure;
// }
// catch (System.Runtime.InteropServices.COMException ex)
// {
// if (ex.ErrorCode == -2147023728)
// {
// // "Element not found. (Exception from HRESULT: 0x80070490)"
// // ignore exception
// System.Diagnostics.Debug.Print("Enclosure element not found exception.");
// return null;
// }
// else
// throw;
// }
//}
private static string GetLocalPath(IFeedEnclosure encl)
{
try
{
return(encl.LocalPath);
}
catch (System.Runtime.InteropServices.COMException ex)
{
if (ex.ErrorCode == -2147024735)
{
System.Diagnostics.Debug.Print("Enclosure localPath is invalid.");
// "The specified path is invalid. (Exception from HRESULT: 0x800700A1)"
// ignore exception
}
else
{
throw;
}
}
catch (FileNotFoundException)
{
System.Diagnostics.Debug.Print("Enclosure localPath element not found exception.");
// ignore
}
return(null);
}
internal RssItem(IFeedItem item)
{
title = StripHTMLTags(item.Title);
link = item.Link;
try
{
description = StripHTMLTags(item.Description);
}
catch (ArgumentException)
{
description = "<<<Item text too long.>>>";
}
IFeedEnclosure enclosure = (IFeedEnclosure)item.Enclosure;
if (enclosure != null)
{
string filename = GetLocalPath(enclosure);
try
{
// Let's make sure we only add pictures
string extension = "*" + Path.GetExtension(filename);
extension = extension.ToUpperInvariant();
if (FeedList.imageExtensions.Contains(extension))
{
// Set enclosure without checking for existence, since enclosure might
// not be on disk yet (BITS still getting it)
this.enclosure = new FileInfo(filename);
}
}
catch (ArgumentException)
{
System.Diagnostics.Debug.Print("Illegal character in filename.");
// 'Illegal character in filename' is one possible exception.
// Ignore exception; since we'll skip rssItems with this.enclosure == null
// higher up in the call chain.
}
catch (NotSupportedException)
{
System.Diagnostics.Debug.Print("The given path's format is not supported.");
// 'Message="The given path's format is not supported."' is another possible exception.
// Ignore exception; since we'll skip rssItems with this.enclosure == null
// higher up in the call chain.
}
}
}
private static string GetLocalPath (IFeedEnclosure encl) {
try {
return encl.LocalPath;
} catch (System.Runtime.InteropServices.COMException ex) {
if (ex.ErrorCode == -2147024735) {
System.Diagnostics.Debug.Print("Enclosure localPath is invalid.");
// "The specified path is invalid. (Exception from HRESULT: 0x800700A1)"
// ignore exception
} else
throw;
} catch (FileNotFoundException) {
System.Diagnostics.Debug.Print("Enclosure localPath element not found exception.");
// ignore
}
return null;
}
