public AzureLocation(AzureDriveInfo driveInfo, Path path, IListBlobItem cloudItem) {
_driveInfo = driveInfo;
Path = path;
Path.Validate();
if (cloudItem != null) {
_cloudItem = new AsyncLazy<IListBlobItem>(() => {
if (cloudItem is CloudBlockBlob) {
(cloudItem as CloudBlockBlob).FetchAttributes();
}
return cloudItem;
});
} else {
if (IsRootNamespace || IsAccount || IsContainer) {
// azure namespace mount.
_cloudItem = new AsyncLazy<IListBlobItem>(() => null);
return;
}
_cloudItem = new AsyncLazy<IListBlobItem>(() => {
if (CloudContainer == null) {
return null;
}
// not sure if it's a file or a directory.
if (path.EndsWithSlash) {
// can't be a file!
CloudContainer.GetDirectoryReference(Path.SubPath);
}
// check to see if it's a file.
ICloudBlob blobRef = null;
try {
blobRef = CloudContainer.GetBlobReferenceFromServer(Path.SubPath);
if (blobRef != null && blobRef.BlobType == BlobType.BlockBlob) {
blobRef.FetchAttributes();
return blobRef;
}
} catch {
}
// well, we know it's not a file, container, or account.
// it could be a directory (but the only way to really know that is to see if there is any files that have this as a parent path)
var dirRef = CloudContainer.GetDirectoryReference(Path.SubPath);
if (dirRef.ListBlobs().Any()) {
return dirRef;
}
blobRef = CloudContainer.GetBlockBlobReference(Path.SubPath);
if (blobRef != null && blobRef.BlobType == BlobType.BlockBlob) {
return blobRef;
}
// it really didn't match anything, we'll return the reference to the blob in case we want to write to it.
return blobRef;
});
_cloudItem.InitializeAsync();
}
}
// NewDrive
/// <summary>
/// Allows the provider to map drives after initialization.
/// </summary>
/// <returns>
/// A drive collection with the drives that the provider wants to be added to the session upon initialization. The default implementation returns an empty
/// <see
/// cref="System.Management.Automation.PSDriveInfo" />
/// collection.
/// </returns>
/// <remarks>
/// After the Start method is called on a provider, the
/// InitializeDefaultDrives method is called. This is an opportunity
/// for the provider to mount drives that are important to it. For
/// instance, the Active Directory provider might mount a drive for
/// the defaultNamingContext if the machine is joined to a domain.
/// All providers should mount a root drive to help the user with
/// discoverability. This root drive might contain a listing of a set
/// of locations that would be interesting as roots for other mounted
/// drives. For instance, the Active Directory provider may create a
/// drive that lists the naming contexts found in the namingContext
/// attributes on the RootDSE. This will help users discover
/// interesting mount points for other drives.
/// </remarks>
protected override Collection <PSDriveInfo> InitializeDefaultDrives()
{
var rootDrive = new AzureDriveInfo(AzureDriveInfo.ProviderScheme, ProviderInfo, string.Empty, "Azure namespace", null);
UniversalProviderInfo.AddingDrives.Add(rootDrive);
foreach (var alias in UniversalProviderInfo.Aliases)
{
UniversalProviderInfo.AddingDrives.Add(new AzureDriveInfo(alias, ProviderInfo));
}
return(UniversalProviderInfo.AddingDrives);
}
public AzureLocation(AzureDriveInfo driveInfo, Path path, IListBlobItem cloudItem)
{
_driveInfo = driveInfo;
Path = path;
Path.Validate();
if (cloudItem != null)
{
_cloudItem = new AsyncLazy <IListBlobItem>(() => {
if (cloudItem is CloudBlockBlob)
{
(cloudItem as CloudBlockBlob).FetchAttributes();
}
return(cloudItem);
});
}
else
{
if (IsRootNamespace || IsAccount || IsContainer)
{
// azure namespace mount.
_cloudItem = new AsyncLazy <IListBlobItem>(() => null);
return;
}
_cloudItem = new AsyncLazy <IListBlobItem>(() => {
if (CloudContainer == null)
{
return(null);
}
// not sure if it's a file or a directory.
if (path.EndsWithSlash)
{
// can't be a file!
CloudContainer.GetDirectoryReference(Path.SubPath);
}
// check to see if it's a file.
ICloudBlob blobRef = null;
try {
blobRef = CloudContainer.GetBlobReferenceFromServer(Path.SubPath);
if (blobRef != null && blobRef.BlobType == BlobType.BlockBlob)
{
blobRef.FetchAttributes();
return(blobRef);
}
} catch {
}
// well, we know it's not a file, container, or account.
// it could be a directory (but the only way to really know that is to see if there is any files that have this as a parent path)
var dirRef = CloudContainer.GetDirectoryReference(Path.SubPath);
if (dirRef.ListBlobs().Any())
{
return(dirRef);
}
blobRef = CloudContainer.GetBlockBlobReference(Path.SubPath);
if (blobRef != null && blobRef.BlobType == BlobType.BlockBlob)
{
return(blobRef);
}
// it really didn't match anything, we'll return the reference to the blob in case we want to write to it.
return(blobRef);
});
_cloudItem.InitializeAsync();
}
}
