public BlobFile2(FileEntity entity)
{
_username = entity.PartitionKey;
_path = new FilePath(entity.Path);
_entity = entity;
_container = AzureServiceHelper.GetUserContainer(_username);
}
public BlobFile2(string username, string path)
{
_username = username;
_path = new FilePath(path);
var query =
new TableQuery<FileEntity>().Where(
TableQuery.CombineFilters(
TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, _username),
TableOperators.And, TableQuery.GenerateFilterCondition("Path", QueryComparisons.Equal, _path.Path())));
try
{
_entity = FileTable.ExecuteQuery(query).FirstOrDefault();
}
catch (Exception ex)
{
_entity = null;
}
if (_entity == null && _path.IsRoot()) CreateDirectory();
_container = AzureServiceHelper.GetUserContainer(username);
}
public int Copy(string p)
{
if (_path.Contains(p)) throw new Exception("You can't copy a directory into itself");
var target = new BlobFile2(_username, p);
if (target.Exists())
{
if (target.IsDirectory())
{
p += "/" + Path().Name();
}
else
{
target.ValidateFileNotExist();
}
}
new BlobFile2(_username, p).ValidateFileNotExist();
var operations = new TableBatchOperation();
var path = new FilePath(p);
if (IsDirectory())
{
foreach (FileEntity i in FileTable.ExecuteQuery(PrefixQuery()))
{
var n = new FileEntity()
{
ContentType = i.ContentType,
Key = Guid.NewGuid().ToString("N"),
LastModified = DateTime.UtcNow,
Length = i.Length,
Path = i.Path.Replace(_path.Path(), path.Path()),
PartitionKey = i.PartitionKey,
Parent = i.Parent.Replace(_path.Path(), path.Path()),
RowKey = DateTime.UtcNow.Ticks.ToString("D") + _rnd.Next(1000, 9999).ToString("D"),
Type = i.Type
};
operations.Add(TableOperation.Insert(n));
if (i.Type != FileEntity.Directory)
_container.GetBlockBlobReference(n.Key)
.StartCopyFromBlob(_container.GetBlockBlobReference(i.Key));
}
}
var m = new FileEntity()
{
ContentType = _entity.ContentType,
Key = Guid.NewGuid().ToString("D"),
LastModified = DateTime.UtcNow,
Length = _entity.Length,
Path = path.Path(),
PartitionKey = _entity.PartitionKey,
Parent = path.BasePath(),
RowKey = DateTime.UtcNow.Ticks.ToString("N") + _rnd.Next(1000, 9999).ToString("D"),
Type = _entity.Type
};
if (!IsDirectory())
{
_container.GetBlockBlobReference(m.Key).StartCopyFromBlob(GetBlob());
}
operations.Add(TableOperation.Insert(m));
FileTable.ExecuteBatch(operations);
return operations.Count;
}
//
public void CreateFile(Stream stream)
{
ValidateFileNotExist();
_entity = new FileEntity
{
PartitionKey = _username,
RowKey = DateTime.UtcNow.Ticks.ToString("D") + _rnd.Next(1000, 9999).ToString("D"),
Path = _path.Path(),
Key = Guid.NewGuid().ToString("N"),
Length = 0,
Type = FileEntity.RegularFile,
LastModified = DateTime.UtcNow,
ContentType = MimeMapping.GetMimeMapping(_path.Name()),
Parent = _path.BasePath()
};
GetBlob();
_blob.UploadFromStream(stream);
Properties();
_entity.Length = _blob.Properties.Length;
FileTable.Execute(TableOperation.Insert(_entity));
}
public void CreateDirectory()
{
ValidateFileNotExist();
_entity = new FileEntity
{
PartitionKey = _username,
RowKey = DateTime.UtcNow.Ticks.ToString("D") + _rnd.Next(1000, 9999).ToString("D"),
Path = _path.Path(),
Key = Guid.NewGuid().ToString("N"),
Length = 0,
Type = FileEntity.Directory,
LastModified = DateTime.UtcNow,
ContentType = MimeMapping.GetMimeMapping(_path.Name()),
Parent = _path.BasePath()
};
FileTable.Execute(TableOperation.Insert(_entity));
}
