/// <summary>
/// Fetch the epub file for the given book and write it to the standard RoseGarden/Downloads folder.
/// If desired, fetch the image file and also write it to the standard RoseGarden/Downloads folder.
/// Also write the catalog entry as a single-entry OPDS catalog file.
/// </summary>
private void FetchBook(XmlElement entry)
{
var pathEpub = ComputeEpubPathFromEntryTitle(entry);
var pathImage = Path.ChangeExtension(pathEpub, "jpg");
var pathOpds = Path.ChangeExtension(pathEpub, "opds");
var obsolete = false;
if (File.Exists(pathOpds))
{
obsolete = IsExistingDownloadObsolete(entry, pathOpds);
}
if (!File.Exists(pathEpub) || !File.Exists(pathOpds) || obsolete)
{
_opdsClient.DownloadBook(entry, "epub", _feedTitle, pathEpub);
if (_options.DownloadImage)
{
_opdsClient.DownloadImage(entry, pathImage);
}
_opdsClient.WriteCatalogEntryFile(_rootCatalog, entry, pathOpds);
}
else
{
Console.WriteLine("INFO: skipping download of \"{0}\" because we apparently already have it.", Path.GetFileName(pathEpub));
}
}
private void WriteCatalogEntryFile(XmlElement bookEntry)
{
string path;
if (String.IsNullOrEmpty(_options.OutputFile))
{
path = Path.Combine(OpdsClient.DownloadFolder, Program.SanitizeNameForFileSystem(_options.BookTitle) + ".opds");
}
else
{
path = Path.ChangeExtension(_options.OutputFile, "opds");
}
_opdsClient.WriteCatalogEntryFile(_rootCatalog, bookEntry, path);
}