private bool AddFile(FileDescriptor file, bool force)
{
bool hashed = false;
Exception hashException = null;
int loops = 0;
if (!force && (ContainsFile(file)))
{
Console.WriteLine("{0} already mounted. Ignoring.", file.FileFullName);
return false;
}
//Hashing operations
Console.WriteLine("Preparing \"{0}\"", file.FileFullName);
file.HashGenerationCompleted += new EventHandler(delegate(object sender, EventArgs e)
{
hashed = true;
});
file.HashGenerationFailed += new EventHandler<ExceptionEventArgs>(delegate(object sender, ExceptionEventArgs e)
{
hashException = e.ThrownException;
});
file.GenerateHash();
Console.Write("Hashing ..");
while (!hashed && hashException == null)
{
if (loops++ % 10 == 0)
{
Console.Write(".");
}
Thread.Sleep(100);
}
Console.WriteLine();
if (hashException != null)
{
Console.WriteLine(hashException.Message);
Console.WriteLine("Unable to hash {0}. Ignoring", file.FileName);
return false;
}
if(_cachedDescriptors.Count(d => d.Value.Hash == file.Hash) > 0)
{
Console.WriteLine("Identically hashed file already mounted. Ignoring.");
return false;
}
//Caching operations
EnsureRequiredWatcherExists(file.DirectoryName);
EnsureRelevantFileListExists(file.DirectoryName);
if (!_relevantFiles[file.DirectoryName].Contains(file.FileFullName))
{
_relevantFiles[file.DirectoryName].Add(file.FileFullName);
}
//mounting
bool fileAvailable = false;
EventHandler<FileListModificationEventArgs> handler = delegate(object sender, FileListModificationEventArgs e)
{
StringBuilder builder = new StringBuilder();
foreach (FileModificationDescriptor item in e.Modifications)
{
if (item.Mode == FileModificationMode.New)
{
builder.AppendFormat("Available File: \"{0}\"{1}", item.FileFullName, Environment.NewLine);
}
}
Console.Write(builder.ToString());
_cachedDescriptors[e.Modifications[0].FileFullName] = e.Modifications[0].ToFileDescriptor();
fileAvailable = true;
};
Client.FileListUpdateReceived += new EventHandler<FileListModificationEventArgs>(handler);
Client.AddFiles(new FileDescriptor[] { file });
DateTime then = DateTime.Now;
while (!fileAvailable && ((TimeSpan)(DateTime.Now - then)).TotalSeconds < 30)
{
Thread.Sleep(100);
}
if (!fileAvailable)
{
ConsoleColor oldColour = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("File Add Request not responded after 30 seconds. Check network and consider restarting.");
Console.WriteLine("Terminating request ...");
Console.ForegroundColor = oldColour;
return false;
}
Client.FileListUpdateReceived -= new EventHandler<FileListModificationEventArgs>(handler);
return true;
}
public static FileDescriptor Create(FileInfo file, bool generateHash)
{
FileDescriptor descriptor = new FileDescriptor();
descriptor.FileFullName = file.FullName;
descriptor.FileName = file.Name;
descriptor._file = file;
descriptor.DirectoryName = file.DirectoryName;
if (file.Exists)
{
descriptor._size = file.Length;
}
if (generateHash)
{
descriptor.GenerateHash();
}
return descriptor;
}