public byte[] RenderStream(string format, string deviceInfo, string streamID, out string mimeType)
{
if (m_executionSession.Snapshot != null)
{
Stream chunk = m_executionSession.Snapshot.GetChunk(streamID, ReportProcessing.ReportChunkTypes.StaticImage, out mimeType);
if (chunk == null)
{
chunk = m_executionSession.Snapshot.GetChunk(streamID, ReportProcessing.ReportChunkTypes.Image, out mimeType);
}
if (chunk != null)
{
byte[] array = new byte[chunk.Length];
chunk.Read(array, 0, (int)chunk.Length);
return(array);
}
}
using (StreamCache streamCache = new StreamCache())
{
m_itemContext.RSRequestParameters.SetRenderingParameters(deviceInfo);
ReportProcessing reportProcessing = CreateAndConfigureReportProcessing();
IRenderingExtension newRenderer = CreateRenderer(format, allowInternal: true);
Microsoft.ReportingServices.ReportProcessing.RenderingContext rc = CreateRenderingContext();
ProcessingContext pc = CreateProcessingContext(streamCache.StreamCallback);
OnDemandProcessingResult result = reportProcessing.RenderSnapshotStream(newRenderer, streamID, rc, pc);
m_executionSession.SaveProcessingResult(result);
string encoding;
string fileExtension;
return(streamCache.GetMainStream(out encoding, out mimeType, out fileExtension));
}
}
public int PerformSort(string paginationMode, string sortId, SortOptions sortDirection, bool clearSort, out string uniqueName)
{
SetProcessingCulture();
ControlSnapshot snapshot = m_executionSession.Snapshot;
try
{
m_executionSession.Snapshot = new ControlSnapshot();
snapshot.PrepareExecutionSnapshot(m_executionSession.Snapshot, null);
using (ProcessingStreamHandler @object = new ProcessingStreamHandler())
{
m_itemContext.RSRequestParameters.PaginationModeValue = paginationMode;
ReportProcessing reportProcessing = CreateAndConfigureReportProcessing();
ProcessingContext pc = CreateProcessingContext(@object.StreamCallback);
Microsoft.ReportingServices.ReportProcessing.RenderingContext rc = CreateRenderingContext();
int page;
OnDemandProcessingResult onDemandProcessingResult = reportProcessing.ProcessUserSortEvent(sortId, sortDirection, clearSort, pc, rc, snapshot, out uniqueName, out page);
if (onDemandProcessingResult != null && onDemandProcessingResult.SnapshotChanged)
{
m_executionSession.SaveProcessingResult(onDemandProcessingResult);
}
else
{
m_executionSession.Snapshot = snapshot;
}
return(page);
}
}
catch
{
m_executionSession.Snapshot = snapshot;
throw;
}
}
public ProcessingMessageList Render(string format, string deviceInfo, string paginationMode, bool allowInternalRenderers, IEnumerable dataSources, CreateAndRegisterStream createStreamCallback)
{
SetProcessingCulture();
m_itemContext.RSRequestParameters.FormatParamValue = format;
m_itemContext.RSRequestParameters.SetRenderingParameters(deviceInfo);
m_itemContext.RSRequestParameters.PaginationModeValue = paginationMode;
ReportProcessing reportProcessing = CreateAndConfigureReportProcessing();
IRenderingExtension renderingExtension = CreateRenderer(format, allowInternalRenderers);
bool flag = false;
if (format == null || m_executionSession.Snapshot == null)
{
ReinitializeSnapshot(null);
flag = true;
}
SubreportCallbackHandler subreportHandler = CreateSubreportCallbackHandler();
ProcessingContext pc = CreateProcessingContext(m_executionSession.ExecutionInfo.ReportParameters, dataSources, m_executionSession.Credentials, m_executionSession.Snapshot, createStreamCallback, subreportHandler);
Microsoft.ReportingServices.ReportProcessing.RenderingContext rc = CreateRenderingContext();
OnDemandProcessingResult onDemandProcessingResult = null;
if (flag)
{
try
{
if (renderingExtension == null)
{
onDemandProcessingResult = reportProcessing.CreateSnapshot(DateTime.Now, pc, null);
}
else
{
m_itemContext.RSRequestParameters.SetReportParameters(m_executionSession.ExecutionInfo.ReportParameters.AsNameValueCollectionInUserCulture);
onDemandProcessingResult = CreateSnapshotAndRender(reportProcessing, renderingExtension, pc, rc, subreportHandler, m_executionSession.ExecutionInfo.ReportParameters, m_executionSession.Credentials);
}
}
catch
{
m_executionSession.Snapshot = null;
throw;
}
}
else if (renderingExtension != null)
{
onDemandProcessingResult = reportProcessing.RenderSnapshot(renderingExtension, rc, pc);
}
m_executionSession.SaveProcessingResult(onDemandProcessingResult);
return(onDemandProcessingResult.Warnings);
}
protected virtual OnDemandProcessingResult CreateSnapshotAndRender(ReportProcessing repProc, IRenderingExtension renderer, ProcessingContext pc, Microsoft.ReportingServices.ReportProcessing.RenderingContext rc, SubreportCallbackHandler subreportHandler, ParameterInfoCollection parameters, DatasourceCredentialsCollection credentials)
{
return(repProc.RenderReport(renderer, DateTime.Now, pc, rc, null));
}