/// <summary>
/// ЗАГРУЖАЕМ файл в базу
/// </summary>
public static void Download(FileSystemStoreObject descriptor, Stream source)
{
Stream destination = null;
try
{
destination = File.Open(descriptor.RealFileName, FileMode.Create);
BinaryWriter writer = new BinaryWriter(destination);
byte[] buffer = new byte[1024 * 1024];
int count = 0;
while ((count = source.Read(buffer, 0, buffer.Length)) > 0)
{
writer.Write(buffer, 0, count);
}
descriptor.Save();
}
catch { }
finally
{
if (destination != null)
{
destination.Close();
destination = null;
}
}
}
private void SaveFileSystemStoreObject(FileSystemStoreObject fileObject, System.IO.Stream stream)
{
if (fileObject != null && stream != null)
{
System.IO.MemoryStream memory = new System.IO.MemoryStream();
stream.CopyTo(memory);
memory.Position = 0;
(fileObject as IFileData).LoadFromStream(fileObject.FileName, memory);
fileObject.Save();
stream.Close();
}
}
private static void SaveConclusionTemplate(FileSystemStoreObject fileObject, System.IO.Stream stream)
{
if (fileObject != null && stream != null)
{
var memory = new System.IO.MemoryStream();
stream.CopyTo(memory);
memory.Position = 0;
(fileObject as IFileData).LoadFromStream("Сonclusion-template.rtf", memory);
fileObject.Save();
stream.Close();
}
}
/// <summary>
/// Медод передает в FileSystemStoreObject ссылку на поток с исходным файлом
/// ФАЙЛ СОХРАНЯЕТСЯ НА ДИСК ПРИ ВЫЗОВЕ ObjectSpace.CommitChanges()
/// </summary>
private static void CopyToStoreObject(string sourceFileName, FileSystemStoreObject destinationStoreObject)
{
System.IO.Stream stream = System.IO.File.Open(sourceFileName, System.IO.FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
System.IO.MemoryStream memory = new System.IO.MemoryStream();
stream.CopyTo(memory);
memory.Position = 0;
(destinationStoreObject as IFileData).LoadFromStream(destinationStoreObject.FileName, memory);
destinationStoreObject.Save();
if (stream != null)
stream.Close();
}
private static void CreateFromTemplate( FileSystemStoreObject template, FileSystemStoreObject target)
{
if (File.Exists(template.RealFileName) == true)
{
Stream stream = null;
try
{
stream = File.Open(template.RealFileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
var memory = new MemoryStream();
stream.CopyTo(memory);
memory.Position = 0;
(target as IFileData).LoadFromStream(target.FileName, memory);
target.Save();
}
catch (Exception e)
{
Tracing.Tracer.LogError(e);
}
finally
{
if (stream != null)
{
stream.Close();
}
}
}
else
{
Tracing.Tracer.LogWarning("Conclusion template file not found!");
}
}