/// <summary>
/// Aktualisiert den MP3-Tag der Datei
/// </summary>
/// <param name="item"></param>
private void UpdateMP3Tag(WSearchItem item)
{
string filename = item.Title.Path + item.Title.Filename;
if (!File.Exists(filename))
{
return;
}
MP3FileHandler mp3Handler = new MP3FileHandler();
mp3Handler.ChangeMP3Tag(filename, modifyInterpret.Text, modifyAlbum.Text, modifyTitle.Text);
}
/// <summary>
/// This method read the ID3-Tag of the file and insert the values in the database
/// </summary>
/// <param name="fileInfo">
/// The informations of the file
/// </param>
public List<WSynchronizeError> InsertFilesInDatabase(IEnumerable<WFileInfo> fileInfos)
{
if (fileInfos == null)
{
throw new ArgumentException("fileInfo == null");
}
if (fileInfos.Count() == 0)
{
return new List<WSynchronizeError>();
}
List<WSynchronizeError> errors = new List<WSynchronizeError>();
MP3FileHandler mp3Reader = new MP3FileHandler();
List<WMP3FileInfo> mp3Infos = new List<WMP3FileInfo>();
var mp3InfoReadertasks = new Queue<Task>();
ThreadPool.SetMinThreads(50, 50);
var fileInfosArray=fileInfos.ToArray();
var rangeFileInfo=Partitioner.Create(0, fileInfosArray.Length,5);
ParallelOptions options = new ParallelOptions();
options.MaxDegreeOfParallelism = -1;
Parallel.ForEach(rangeFileInfo, (range, loopstate) =>
{
for (int i = range.Item1; i < range.Item2; i++)
{
WFileInfo fileInfoParameter = fileInfosArray[i];
try
{
log.DebugFormat("ReadMP3_Info: path={0}, filename={1}", fileInfoParameter.Path, fileInfoParameter.Filename);
WMP3FileInfo newInfo = mp3Reader.readFile(fileInfoParameter);
mp3Infos.Add(newInfo);
}
catch (Exception ex)
{
errors.Add(new WSynchronizeError() { Path = fileInfoParameter.Path, Filename = fileInfoParameter.Filename, Message = ex.Message });
}
}
});
var dbInsertTasks = new Queue<Task>();
foreach (WMP3FileInfo mp3Info in mp3Infos)
{
if (mp3Info == null)
continue;
Interpret interpretRow = insertInterpret(mp3Info);
Album albumRow = InsertAlbum(mp3Info);
InsertTitle(mp3Info, interpretRow, albumRow);
FileInserted(this, mp3Info.Title);
}
return errors;
}