/// <summary>
/// Processes all upload controls in a control collection when the module is not installed.
/// </summary>
/// <param name="cc">Control collection.</param>
/// <param name="defaultProcessor">The default processor.</param>
/// <param name="status">The upload status.</param>
void ProcessUploadControls(ControlCollection cc, IFileProcessor defaultProcessor, UploadStatus status)
{
foreach (Control c in cc)
{
System.Web.UI.WebControls.FileUpload fu = c as System.Web.UI.WebControls.FileUpload;
if (fu != null && fu.HasFile)
{
IFileProcessor controlProcessor = GetProcessorForControl(fu);
IFileProcessor processor = controlProcessor == null ? defaultProcessor : controlProcessor;
try
{
processor.StartNewFile(fu.FileName, fu.PostedFile.ContentType, null, null);
processor.Write(fu.FileBytes, 0, fu.FileBytes.Length);
processor.EndFile();
status.UploadedFiles.Add(new UploadedFile(fu.FileName, processor.GetIdentifier(), null));
}
catch (Exception ex)
{
status.ErrorFiles.Add(new UploadedFile(fu.FileName, processor.GetIdentifier(), null, ex));
}
}
if (c.HasControls())
{
ProcessUploadControls(c.Controls, defaultProcessor, status);
}
}
}
/// <summary>
/// Writes data to the stream.
/// </summary>
/// <param name="bytes">Buffer to write from.</param>
/// <param name="offset">Offset in the buffer to write from.</param>
/// <param name="count">Count of the bytes to write.</param>
public override void Write(byte[] bytes, int offset, int count)
{
byte[] input;
int start = 0;
int end = 0;
// System.Diagnostics.Debug.WriteLine("Entering write");
if (_buffer != null)
{
input = new byte[_buffer.Length + count];
Buffer.BlockCopy(_buffer, 0, input, 0, _buffer.Length);
Buffer.BlockCopy(bytes, offset, input, _buffer.Length, count);
}
else
{
input = new byte[count];
Buffer.BlockCopy(bytes, offset, input, 0, count);
}
_position += count;
while (true)
{
if (_headerNeeded)
{
int prevStart = start;
start = IndexOf(input, BOUNDARY, start);
if (start >= 0)
{
end = IndexOf(input, EOF, start);
if (end == start)
{
// This is the end of the stream
WriteBytes(false, input, start, input.Length - start);
// System.Diagnostics.Debug.WriteLine("EOF");
break;
}
// Do we have the whole header?
end = IndexOf(input, EOH, start);
if (end >= 0)
{
Dictionary <string, string> headerItems;
// We have a full header
_inField = true;
_headerNeeded = false;
headerItems = ParseHeader(input, start);
if (headerItems == null)
{
throw new Exception("Malformed header");
}
if (headerItems.ContainsKey("filename") && headerItems.ContainsKey("Content-Type"))
{
string fn = headerItems["filename"].Trim('"').Trim();
if (!String.IsNullOrEmpty(fn))
{
try
{
object id;
_fileName = headerItems["filename"].Trim('"');
_inFile = true;
id = _processor.StartNewFile(fn, headerItems["Content-Type"], headerItems, _previousFields);
OnFileStarted(fn, id);
}
catch (Exception ex)
{
_fileError = true;
OnError(ex);
}
}
}
else
{
_inFile = false;
_currentField = new MemoryStream();
_currentFieldName = headerItems["name"];
}
start = end + 4;
}
else
{
_buffer = new byte[input.Length - start];
Buffer.BlockCopy(input, start, _buffer, 0, input.Length - start);
// System.Diagnostics.Debug.WriteLine("Breaking because no header found (2)");
break;
}
}
else
{
_buffer = new byte[input.Length - prevStart];
Buffer.BlockCopy(input, prevStart, _buffer, 0, input.Length - prevStart);
// System.Diagnostics.Debug.WriteLine("Breaking because no header found (1)");
break;
}
}
SectionResult res = null;
if (_inField)
{
_buffer = null; // Reset the buffer
// Process data
res = ProcessField(input, start);
if (res.NextAction == SectionResult.SectionAction.BoundaryReached)
{
// System.Diagnostics.Debug.WriteLine("Found a new boundary");
_headerNeeded = true;
_inField = false;
start = res.NextOffset;
if (_inFile)
{
_inFile = false;
try
{
_processor.EndFile();
}
catch (Exception ex)
{
OnError(ex);
_fileError = true;
}
finally
{
if (_fileError)
{
OnFileCompletedError(_fileName, _processor.GetIdentifier(), _ex);
}
else
{
OnFileCompleted(_fileName, _processor.GetIdentifier());
}
}
}
}
else if (res.NextAction == SectionResult.SectionAction.NoBoundaryKeepBuffer)
{
// System.Diagnostics.Debug.WriteLine("Keeping back " + (input.Length - res.NextOffset).ToString() + " bytes");
_buffer = new byte[input.Length - res.NextOffset];
Buffer.BlockCopy(input, res.NextOffset, _buffer, 0, input.Length - res.NextOffset);
break;
}
}
if (!_headerNeeded && !_inField)
{
throw new Exception("Malformed input file- don't know what to do so aborting.");
}
}
// System.Diagnostics.Debug.WriteLine("Leaving write");
}
