public override Stream GetOutputStream(UploadedFile file)
{
FileStream fileS = null;
ZipOutputStream zipS = null;
try
{
string outputPath = GetZipPath(file);
Directory.CreateDirectory(Path.GetDirectoryName(outputPath));
fileS = File.OpenWrite(outputPath);
zipS = new ZipOutputStream(fileS);
zipS.SetLevel(5);
zipS.PutNextEntry(new ZipEntry(file.ClientName));
file.LocationInfo[FileNameKey] = outputPath;
return zipS;
}
catch
{
if (fileS != null)
fileS.Close();
if (zipS != null)
zipS.Close();
return null;
}
}
public override Stream GetWriteStream(UploadedFile file)
{
file.ServerLocation = Path.Combine(HttpContext.Current.Server.MapPath(_location), Path.GetFileNameWithoutExtension(GetValidFileName(file.ClientName)) + ".zip");
Directory.CreateDirectory(Path.GetDirectoryName(file.ServerLocation));
FileStream fileS = null;
ZipOutputStream zipS = null;
try
{
fileS = File.OpenWrite(file.ServerLocation);
zipS = new ZipOutputStream(fileS);
zipS.SetLevel(5);
zipS.PutNextEntry(new ZipEntry(file.ClientName));
return zipS;
}
catch
{
if (zipS != null)
zipS.Dispose();
if (fileS != null)
fileS.Dispose();
throw;
}
}
public override Stream GetInputStream(UploadedFile file)
{
FileStream fileS = null;
ZipInputStream zipS = null;
try
{
string path = GetZipPath(file);
fileS = File.OpenRead(path);
zipS = new ZipInputStream(fileS);
zipS.GetNextEntry();
return zipS;
}
catch
{
if (fileS != null)
fileS.Close();
if (zipS != null)
zipS.Close();
return null;
}
}
public static void Log(UploadedFile file, string uploadId)
{
#if DEBUG
Log(" - Client FileName:" + file.ClientName);
//if (file.Location is FileUploadLocation)
// Log(" - Server FileName:" + ((FileUploadLocation)file.Location).FileName);
#endif
}
/// <Summary>Save file</Summary>
public override Stream GetWriteStream(UploadedFile file)
{
//
// Not working... file.ServerLocation is empty, however, the HttpRequest has the file contents
//
//
//
//
//
//
var longLength = file.ContentLength;
var contentLength = longLength > Int32.MaxValue ? 0 : (int)longLength;
var buffer = new byte[contentLength];
var start = 0;
using (var fileStream = File.OpenRead(file.ServerLocation))
{
int count;
while ((count = fileStream.Read(buffer, start, contentLength - start)) > 0)
{
start += count;
}
}
var record = new ImportFile
{
Contents = buffer,
FileSize = contentLength,
OriginalFileName = file.ClientName,
UploadTime = DateTime.Now,
ProcessingStatus = "Imported"
};
Db.ImportFiles.Add(record);
Db.SaveChanges();
return null;
}
public static DocumentObject Build(UploadedFile fileData,
string spaceId,
string spaceSeqNo,
string spaceName,
string userId,
string userName,
string depId,
Visible visible)
{
var fileName = fileData.ClientName;
_logger.Debug("存储原始文件...");
Guid fileId = Guid.NewGuid();
_logger.Debug("存储原始文件完成");
var document = new DocumentObject
{
Id = fileId,
FileName = fileName,
StorePath = fileData.ServerLocation,
FileSize = fileData.ContentLength,
CreateTime = DateTime.Now,
DocumentType = fileName.ToDocumentType(),
UpdateTime = DateTime.Now,
CreateUserId = userId,
CreateUserName = userName,
SpaceId = spaceId,
SpaceSeqNo = spaceSeqNo,
SpaceName = spaceName,
UpdateUserId = userId,
UpdateUserName = userName,
IsConvert = false,
Visible = (int)visible,
DepId = depId,
};
document.DisplayPath = DocumentSettings.GetDisplayUrl(Path.GetFileName(document.ConvertPath));
return document;
}
public override Stream GetWriteStream(UploadedFile file)
{
Stream s = null;
try
{
string fileName = GetStorePath(file.ClientName);
file.ServerLocation = fileName;
//mongoPolicy.AddStream(file.ServerLocation, file.ContentType, file.ServerLocation);
s = MongoPolicy.OpenStream(fileName, file.ContentType);
return s;
}
catch (Exception e)
{
if (s != null)
{
CloseWriteStream(file, s, false);
RemoveOutput(file);
}
throw;
}
}
public override Stream GetReadStream(UploadedFile file)
{
FileStream fileS = null;
ZipInputStream zipS = null;
try
{
fileS = File.OpenRead(file.ServerLocation);
zipS = new ZipInputStream(fileS);
zipS.GetNextEntry();
return zipS;
}
catch
{
if (zipS != null)
zipS.Dispose();
if (fileS != null)
fileS.Dispose();
throw;
}
}
/// <summary>
/// Inserts the record for the given file, and returns the id of the record inserted.
/// </summary>
/// <remarks>This is a very verbose implementation, because it supports every possible data type and doesn't use an ORM. When implementing in your solution,
/// we recommend you rewrite using whatever data access layer you use.</remarks>
public override string InsertRecord(UploadedFile file, IDbConnection cn, IDbTransaction t)
{
string category = file.UploadRequest.Data["fileCategory"];
using (SqlCommand cmd = (SqlCommand)cn.CreateCommand())
{
StringBuilder insertCommand = new StringBuilder();
insertCommand.Append("INSERT INTO ");
insertCommand.Append(Table);
insertCommand.Append(" (");
insertCommand.Append(DataField);
if (FileNameField != null)
{
insertCommand.Append(",");
insertCommand.Append(FileNameField);
}
insertCommand.Append(",");
insertCommand.Append("Category");
if (DataType != SqlColumnDataType.FileStream)
{
insertCommand.Append(") VALUES (NULL");
}
else
{
insertCommand.Append(") OUTPUT INSERTED." + KeyField);
insertCommand.Append(" VALUES (CAST('' AS varbinary(MAX))");
}
if (FileNameField != null)
{
insertCommand.Append(",@fileName");
SqlParameter fileNameParm = cmd.CreateParameter();
fileNameParm.ParameterName = "@fileName";
fileNameParm.DbType = DbType.String;
fileNameParm.Value = file.ClientName;
cmd.Parameters.Add(fileNameParm);
}
insertCommand.Append(",@category");
SqlParameter categoryParm = cmd.CreateParameter();
categoryParm.ParameterName = "@category";
categoryParm.DbType = DbType.String;
categoryParm.Value = category;
cmd.Parameters.Add(categoryParm);
insertCommand.Append(");");
if (DataType != SqlColumnDataType.FileStream)
insertCommand.Append("SELECT SCOPE_IDENTITY();");
cmd.CommandText = insertCommand.ToString();
cmd.Transaction = t as SqlTransaction;
try
{
if (cn.State != ConnectionState.Open)
cn.Open();
return cmd.ExecuteScalar().ToString();
}
finally
{
if (t == null)
cn.Close();
}
}
}
public override string GetServerFileName(UploadedFile file)
{
string fileRoot = file.UploadRequest.Data["fileRoot"];
return fileRoot + "\\" + GetValidFileName(file.ClientName);
}
/// <Summary>Read file</Summary>
public override Stream GetReadStream(UploadedFile file)
{
throw new NotImplementedException();
}
public override void RemoveOutput(UploadedFile file)
{
throw new NotImplementedException();
}
public override void RemoveOutput(UploadedFile file)
{
string path = GetZipPath(file);
if (File.Exists(path))
File.Delete(path);
}
string GetZipPath(UploadedFile file)
{
string location = SlickUploadConfiguration.UploadStreamProvider["location"];
if (location == null || location.Length == 0)
location = "~/Files/";
return Path.Combine(HttpContext.Current.Server.MapPath(location), Path.GetFileNameWithoutExtension(file.ClientName) + ".zip");
}
public string GenerateFileName(UploadedFile file)
{
return Path.Combine(file.ClientName.Substring(0, 1), file.ClientName);
}
public override void RemoveOutput(UploadedFile file)
{
//MongoPolicy.Delete(file.ServerLocation);
// If it's a valid upload
if (!string.IsNullOrEmpty(file.ServerLocation) && MongoPolicy.Exist(file.ServerLocation))
{
MongoPolicy.Delete(file.ServerLocation);
}
}
public override void RemoveOutput(UploadedFile file)
{
if (File.Exists(file.ServerLocation))
File.Delete(file.ServerLocation);
}
public override Stream GetReadStream(UploadedFile file)
{
//mongoPolicy.GetBytes(file.ServerLocation);
throw new NotImplementedException();
}
