void findFilename(GooglePhotosService service, Picasa.Photo picasaPhoto)
{
string filename = picasaPhoto.Title;
// the file name has to be platform independent
filename = filename.Replace(":", "_").Trim('_', '.', ' ', '~');
// the file ending has to be in lower case
filename = System.IO.Path.GetFileNameWithoutExtension(filename) + System.IO.Path.GetExtension(filename).ToLower();
string betterFilename = filename;
string username = service.Auth.Account.ShortDisplayName;
if (filename == "MOVIE.m4v")
{
betterFilename = "MOVIE_" + GoogleTimestamp.ToString("yyyyMMdd_HHmmss") + ".m4v";
}
if (!FilenameUtilities.IsPreferredFileName(betterFilename))
{
DateTime preferredDate;
// get the date from the filename or use google's timestamp
DateTime date;
if (FilenameUtilities.GetFileNameDate(fileName: betterFilename, date: out date) && DateTimeExtensions.HasTimeComponent(date))
{
preferredDate = date;
}
else
{
preferredDate = GoogleTimestamp;
}
betterFilename = FilenameUtilities.MakePreferredFileName(fileName: betterFilename, date: preferredDate, author: username);
}
if (FilenameUtilities.HasNoFileEnding(fullPath: betterFilename))
{
string mimeType = picasaPhoto.PicasaEntry.Content.Type;
string fileEnding = MimeTypes.ExtensionFromMimeType(mimeType: mimeType);
// determine the best file ending
if (fileEnding != null)
{
// rename the file
filename += fileEnding;
betterFilename += fileEnding;
//Log.Debug ("Filename with ending: ", betterFilename);
}
}
betterFilename = regexIllegalCharacters.Replace(betterFilename, "");
BestFilename = betterFilename;
AlternateFilename = filename;
//Log.Debug ("Filename for download: ", BestFilename);
}