public static string ValidFileImport()
{
string retVal = string.Empty;
System.Web.SessionState.HttpSessionState currentSession = HttpContext.Current.Session;
if (currentSession[vs_pfImportedInvoice] != null)
{
#region Import File
Entities.PalletForceImportedInvoice pfii = (Entities.PalletForceImportedInvoice)currentSession[vs_pfImportedInvoice];
try
{
Facade.IPalletForceImportPreInvoice facPFImport = new Facade.PreInvoice();
currentSession[vs_pfImportedInvoice] = facPFImport.ValidatePFImportedItems(pfii, currentSession[vs_userID].ToString());
retVal = bool.TrueString;
}
catch (Exception ex)
{
#region File Removal on Error
retVal = FileRemovalOnError(currentSession[vs_uploadedFilePath].ToString(), ex);
#endregion
}
#endregion
}
return(retVal);
}