private DevExpressReportMetadata GetTemplateMetadata(UserConnection userConnection, Guid reportTemplateId)
{
var entity = new DevExpressReportMetadata(userConnection);
if (entity.FetchFromDB(reportTemplateId))
{
return(entity);
}
throw new ItemNotFoundException(userConnection, reportTemplateId.ToString(),
nameof(DevExpressReportMetadata));
}
/// <summary>
/// Generates DevExpress report.
/// </summary>
/// <param name="userConnection">User connection.</param>
/// <param name="configuration">Provides configuration for report generator.</param>
/// <returns>Returns prepared report.</returns>
public ReportData Generate(UserConnection userConnection, ReportGeneratorConfiguration configuration)
{
CheckReportGeneratorConfiguration(configuration);
DevExpressReportMetadata templateMetadata =
GetTemplateMetadata(userConnection, configuration.ReportTemplateId);
string templateSourceCode = DecodeTemplateSourceCode(templateMetadata);
var reportProvider = GetReportProvider(userConnection);
DevExpressReportTemplate report = reportProvider.CreateReport(templateSourceCode, templateMetadata.Name);
report.UserConnection = userConnection;
var reportParametersConfigurator = GetReportParametersConfigurator();
reportParametersConfigurator.ConfigureParameters(userConnection, report, configuration);
using (var reportStream = new MemoryStream()) {
report.ExportToPdf(reportStream);
return(new ReportData {
Caption = templateMetadata.Caption,
Data = reportStream.ToArray(),
Format = "pdf"
});
}
}
public DevExpressReport(DevExpressReport source)
: base(source)
{
}
private string DecodeTemplateSourceCode(DevExpressReportMetadata templateMetadata)
{
ReportMessage reportMessage = ReportMessage.FromStream(templateMetadata.GetStreamValue("Data"));
return(reportMessage.Body);
}
