private static byte[] GenerateReportingServicesOutput(IPoProvider poProvider, LocalReport localReport, out Warning[] warnings, out string fileNameExtension, out string mimeType)
{
string[] streams;
string encoding;
return(localReport.Render(poProvider.OutputFormat.ToFormatName(), null, out mimeType, out encoding, out fileNameExtension, out streams, out warnings));
}
private static byte[] GenerateXmlOutput(IPoProvider poProvider, out string fileNameExtension, out string mimeType)
{
var xmlSerializer = new XmlSerializer(poProvider.DataSources.First().Value.GetType());
using (var steam = new MemoryStream())
{
xmlSerializer.Serialize(steam, poProvider.DataSources.First().Value);
mimeType = "text/xml";
fileNameExtension = "xml";
return(steam.GetBuffer());
}
}
public Report GenerateReport(IPoProvider poProvider)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
LocalReport localReport = new LocalReport();
using (Stream reportDefinitionStreams = poProvider.OpenReportDefinitionStreams())
{
var subReportDefinitionStreams = poProvider.OpenSubReportDefinitionStreams();
InitializeLocalReport(localReport, poProvider, reportDefinitionStreams, subReportDefinitionStreams);
string mimeType = null;
string fileNameExtension = String.Empty;
Warning[] warnings = null;
byte[] renderedBytes = new byte[0];
if (poProvider.HasData)
{
if (poProvider.OutputFormat == OutputFormat.Xml)
{
renderedBytes = GenerateXmlOutput(poProvider, out fileNameExtension, out mimeType);
}
else
{
renderedBytes = GenerateReportingServicesOutput(poProvider, localReport, out warnings, out fileNameExtension, out mimeType);
}
}
LogWarnings(warnings);
if (poProvider.OutputFormat == OutputFormat.Png)
{
renderedBytes = GeneratePngOutput(renderedBytes, out mimeType);
}
var report = new Report(poProvider.HasData, renderedBytes, poProvider.ReportFileName, fileNameExtension, mimeType, poProvider.MaxImagePreviewPageHeight, poProvider.MaxImagePreviewPageWidth);
foreach (var subReportStream in subReportDefinitionStreams.Values)
{
subReportStream.Dispose();
}
stopwatch.Stop();
Loggers.PeformanceLogger.DebugFormat("Generated report: {0}({1}) in {2}", poProvider.ReportFileName, poProvider.OutputFormat, stopwatch.Elapsed);
return(report);
}
}
private static void InitializeLocalReport(LocalReport localReport, IPoProvider poProvider, Stream reportDefinitionStream, Dictionary <string, Stream> subReportDefinitionStreams)
{
localReport.SubreportProcessing += (sender, args) => poProvider.SubReportProcessingEventHandler(sender, new ServerSubReportProcessingEventArgs(args));
localReport.LoadReportDefinition(reportDefinitionStream);
localReport.EnableExternalImages = true;
foreach (var subReportKeyValuePair in subReportDefinitionStreams)
{
localReport.LoadSubreportDefinition(subReportKeyValuePair.Key, subReportKeyValuePair.Value);
}
ReportDataSource.SetDataSources(new ServerReportDataSourceCollection(localReport.DataSources), poProvider.DataSources);
localReport.SetParameters(poProvider.ReportParameters.Select(svp => svp.ReportParameter));
}
public IEmsgPoProviderBase CreateEmsgPoProvider <TEmsgReportParameter, TReportPo>(TEmsgReportParameter poProviderParameter, IPresentationObjectProcessor <TReportPo> presentationObjectProcessor)
where TEmsgReportParameter : EmsgReportParameter
where TReportPo : new()
{
IPoProvider poProvider = GetPoProvider(poProviderParameter);
if (poProvider is IEmsgModeDependentPoProviderBase <TEmsgReportParameter, TReportPo> )
{
var emsgPoProvider = (IEmsgModeDependentPoProviderBase <TEmsgReportParameter, TReportPo>)poProvider;
emsgPoProvider.SetPresentationObjectProcessor(presentationObjectProcessor);
}
poProvider.SetBaseParameter(poProviderParameter);
poProvider.LoadDataSources(poProviderParameter);
return((IEmsgPoProviderBase)poProvider);
}
