protected void PreviewData()
{
lblError.Text = "";
mvPreviewResults.SetActiveView(vwPreviewResults); // default to showing results.
mfbImportAircraft1.CandidatesForImport = new AircraftImportMatchRow[0]; // start fresh every time.
byte[] rgb = CurrentCSVSource;
if (rgb == null || rgb.Length == 0)
{
lblFileRequired.Text = Resources.LogbookEntry.errImportInvalidCSVFile;
SetWizardStep(wsUpload);
return;
}
// issue #280: some files have \r\r\n as line separators!
rgb = Encoding.UTF8.GetBytes(Encoding.UTF8.GetString(rgb).Replace("\r\r\n", "\r\n"));
// Validate the file
ExternalFormatImporter efi = ExternalFormatImporter.GetImporter(rgb);
if (efi != null)
{
rgb = efi.PreProcess(rgb);
IsPendingOnly = efi.IsPendingOnly;
}
MemoryStream ms = new MemoryStream(rgb);
try
{
pnlConverted.Visible = pnlAudit.Visible = false;
lblAudit.Text = string.Empty;
using (CSVAnalyzer csvAnalyzer = new CSVAnalyzer(ms))
{
ms = null; // Avoid CA2202
CSVAnalyzer.CSVStatus result = csvAnalyzer.Status;
hdnAuditState.Value = result.ToString();
if (result != CSVAnalyzer.CSVStatus.Broken)
{
string szCSV = null;
if (efi == null) // was already CSV - only update it if it was fixed (vs. broken)
{
if (result == CSVAnalyzer.CSVStatus.Fixed)
{
szCSV = csvAnalyzer.DataAsCSV;
}
}
else // But if it was converted, ALWAYS update the CSV.
{
szCSV = efi.CSVFromDataTable(csvAnalyzer.Data);
}
if (szCSV != null)
{
CurrentCSVSource = rgb = System.Text.Encoding.UTF8.GetBytes(szCSV);
}
// And show conversion, if it was converted
if (efi != null)
{
lblFileWasConverted.Text = String.Format(CultureInfo.CurrentCulture, Resources.LogbookEntry.importLabelFileWasConverted, efi.Name);
pnlConverted.Visible = true;
}
}
if (result != CSVAnalyzer.CSVStatus.OK)
{
pnlAudit.Visible = true;
}
lblAudit.Text = csvAnalyzer.Audit;
pnlAudit.Visible = pnlConverted.Visible || !String.IsNullOrEmpty(lblAudit.Text);
}
}
finally
{
if (ms != null)
{
ms.Dispose();
}
}
ErrorContext.Clear();
CSVImporter csvimporter = CurrentImporter = new CSVImporter()
{
ModelNameMappings = mfbImportAircraft1.ModelMapping
};
AutoFillOptions afo = ckAutofill.Checked ? new AutoFillOptions(Request.Cookies)
{
IncludeHeliports = true
} : null;
using (MemoryStream ms2 = new MemoryStream(rgb))
csvimporter.FInitFromStream(ms2, User.Identity.Name, AddSuccessRow, AddErrorRow, afo);
if (csvimporter.FlightsToImport == null)
{
lblFileRequired.Text = csvimporter.ErrorMessage;
SetWizardStep(wsUpload);
return;
}
rptPreview.DataSource = csvimporter.FlightsToImport;
rptPreview.DataBind();
mvPreview.SetActiveView(csvimporter.FlightsToImport.Count > 0 ? vwPreview : vwNoResults);
mvMissingAircraft.SetActiveView(vwNoMissingAircraft); // default state.
if (csvimporter.FlightsToImport.Count > 0)
{
if (csvimporter.HasErrors)
{
if (!IsPendingOnly)
{
lblError.Text = String.Format(CultureInfo.InvariantCulture, "<p>{0}</p><p>{1}</p>", Resources.LogbookEntry.ImportPreviewNotSuccessful, lblError.Text);
}
List <AircraftImportMatchRow> missing = new List <AircraftImportMatchRow>(csvimporter.MissingAircraft);
if (missing.Count > 0)
{
mfbImportAircraft1.CandidatesForImport = missing;
mvMissingAircraft.SetActiveView(vwAddMissingAircraft);
}
((Button)wzImportFlights.FindControl("FinishNavigationTemplateContainerID$btnNewFile")).Visible = true;
}
((AjaxControlToolkit.ConfirmButtonExtender)wzImportFlights.FindControl("FinishNavigationTemplateContainerID$confirmImportWithErrors")).Enabled = csvimporter.HasErrors;
}
}