|
public abstract Open ( |
||
| path | ||
| ksmDefault | bool | in the scenario where there is no filename extension, do we prefer the .ksm over the .ks? The default is to prefer .ks |
| return | ||
public bool Copy(GlobalPath sourcePath, GlobalPath destinationPath, bool verifyFreeSpace = true)
{
Volume sourceVolume = GetVolumeFromPath(sourcePath);
Volume destinationVolume = GetVolumeFromPath(destinationPath);
VolumeItem source = sourceVolume.Open(sourcePath);
VolumeItem destination = destinationVolume.Open(destinationPath);
if (source == null)
{
throw new KOSPersistenceException("Path does not exist: " + sourcePath);
}
if (source is VolumeDirectory)
{
if (destination is VolumeFile)
{
throw new KOSPersistenceException("Can't copy directory into a file");
}
if (destination == null)
{
destination = destinationVolume.CreateDirectory(destinationPath);
}
else if (!sourcePath.IsRoot)
{
destinationPath = destinationPath.Combine(sourcePath.Name);
destination = destinationVolume.OpenOrCreateDirectory(destinationPath);
}
if (destination == null)
{
throw new KOSException("Path was expected to point to a directory: " + destinationPath);
}
return(CopyDirectory(sourcePath, destinationPath, verifyFreeSpace));
}
else
{
if (destination is VolumeFile || destination == null)
{
Volume targetVolume = GetVolumeFromPath(destinationPath);
return(CopyFile(source as VolumeFile, destinationPath, targetVolume, verifyFreeSpace));
}
else
{
return(CopyFileToDirectory(source as VolumeFile, destination as VolumeDirectory, verifyFreeSpace));
}
}
}
protected bool CopyDirectory(GlobalPath sourcePath, GlobalPath destinationPath, bool verifyFreeSpace)
{
if (sourcePath.IsParent(destinationPath))
{
throw new KOSPersistenceException("Can't copy directory to a subdirectory of itself: " + destinationPath);
}
Volume sourceVolume = GetVolumeFromPath(sourcePath);
Volume destinationVolume = GetVolumeFromPath(destinationPath);
VolumeDirectory source = sourceVolume.Open(sourcePath) as VolumeDirectory;
VolumeItem destinationItem = destinationVolume.Open(destinationPath);
if (destinationItem is VolumeFile)
{
throw new KOSPersistenceException("Can't copy directory into a file");
}
VolumeDirectory destination = destinationItem as VolumeDirectory;
if (destination == null)
{
destination = destinationVolume.CreateDirectory(destinationPath);
}
var l = source.List();
foreach (KeyValuePair <string, VolumeItem> pair in l)
{
if (pair.Value is VolumeDirectory)
{
if (!CopyDirectory(sourcePath.Combine(pair.Key), destinationPath.Combine(pair.Key), verifyFreeSpace))
{
return(false);
}
}
else
{
if (!CopyFileToDirectory(pair.Value as VolumeFile, destination, verifyFreeSpace))
{
return(false);
}
}
}
return(true);
}