private void lnkExport_Click(object sender, EventArgs e)
{
var criteria = ucSimpleProductFilter.LoadProductCriteria();
criteria.DisplayInactiveProducts = true;
var productsCount = HccApp.CatalogServices.Products.FindCountByCriteria(criteria);
if (productsCount < 250)
{
var products = HccApp.CatalogServices.Products.FindByCriteria(criteria, 1, int.MaxValue, ref RowCount,
false);
var export = new CatalogExport(HccApp);
export.ExportToExcel(products, "Hotcakes_Products.xlsx", Response);
}
else
{
var asyncTask = Task.Factory.StartNew(
DoExport,
new ExportConfiguration
{
HccRequestContext = HccRequestContext.Current,
HttpContext = Context,
DnnPortalSettings = PortalSettings.Current,
Criteria = criteria
});
ucMessageBox.ShowInformation(Localization.GetString("ExportInProgress"));
}
}
private Export CreateExport(ComposablePartDefinition partDefinition,
ExportDefinition exportDefinition, ImportDefinition importDefinition)
{
CreationPolicy importPolicy = importDefinition.GetRequiredCreationPolicy();
return(CatalogExport.CreateExport(this, partDefinition, exportDefinition, importPolicy));
}
protected void DoExport(object objConfiguration)
{
try
{
var conf = objConfiguration as ExportConfiguration;
HccRequestContext.Current = conf.HccRequestContext;
DnnGlobal.SetPortalSettings(conf.DnnPortalSettings);
Factory.HttpContext = conf.HttpContext;
CultureSwitch.SetCulture(HccApp.CurrentStore, conf.DnnPortalSettings);
var products = HccApp.CatalogServices.Products.FindByCriteria(conf.Criteria, 1, int.MaxValue,
ref RowCount, false);
var export = new CatalogExport(HccApp);
var fileName = string.Format("Hotcakes_Products_{0}_{1:yyyyMMddhhMMss}.xlsx", HccApp.CurrentCustomerId,
DateTime.UtcNow);
var filePath = DiskStorage.GetStoreDataPhysicalPath(HccApp.CurrentStore.Id, "Exports/" + fileName);
export.ExportToExcel(products, filePath);
var pageLink = DiskStorage.GetHccAdminUrl(HccApp, "catalog/default.aspx", false);
var mailMessage = new MailMessage(conf.DnnPortalSettings.Email, HccApp.CurrentCustomer.Email);
mailMessage.IsBodyHtml = true;
mailMessage.Body = Localization.GetFormattedString("ExportProductsMailBody", pageLink);
mailMessage.Subject = Localization.GetString("ExportProductsMailSubject");
MailServices.SendMail(mailMessage, HccApp.CurrentStore);
}
catch (Exception ex)
{
EventLog.LogEvent(ex);
}
}
private Export CreateExport(ComposablePartDefinition partDefinition, ExportDefinition exportDefinition, bool isExportFactory, CreationPolicy importPolicy)
{
if (isExportFactory)
{
return(new PartCreatorExport(this,
partDefinition,
exportDefinition));
}
else
{
return(CatalogExport.CreateExport(this,
partDefinition,
exportDefinition,
importPolicy));
}
}
/// <summary>
/// Returns all exports that match the conditions of the specified import.
/// </summary>
/// <param name="definition">The <see cref="ImportDefinition"/> that defines the conditions of the
/// <see cref="Export"/> to get.</param>
/// <returns></returns>
/// <result>
/// An <see cref="IEnumerable{T}"/> of <see cref="Export"/> objects that match
/// the conditions defined by <see cref="ImportDefinition"/>, if found; otherwise, an
/// empty <see cref="IEnumerable{T}"/>.
/// </result>
/// <remarks>
/// <note type="inheritinfo">
/// The implementers should not treat the cardinality-related mismatches as errors, and are not
/// expected to throw exceptions in those cases.
/// For instance, if the import requests exactly one export and the provider has no matching exports or more than one,
/// it should return an empty <see cref="IEnumerable{T}"/> of <see cref="Export"/>.
/// </note>
/// </remarks>
protected override IEnumerable <Export> GetExportsCore(ImportDefinition definition, AtomicComposition atomicComposition)
{
this.ThrowIfDisposed();
this.EnsureRunning();
// Use the version of the catalog appropriate to this atomicComposition
ComposablePartCatalog currentCatalog = atomicComposition.GetValueAllowNull(this._catalog);
#if SILVERLIGHT
IPartCreatorImportDefinition partCreatorDefinition = definition as IPartCreatorImportDefinition;
bool isPartCreator = false;
if (partCreatorDefinition != null)
{
definition = partCreatorDefinition.ProductImportDefinition;
isPartCreator = true;
}
#endif
CreationPolicy importPolicy = definition.GetRequiredCreationPolicy();
List <Export> exports = new List <Export>();
foreach (var partDefinitionAndExportDefinition in currentCatalog.GetExports(definition))
{
if (!IsRejected(partDefinitionAndExportDefinition.Item1, atomicComposition))
{
#if SILVERLIGHT
if (isPartCreator)
{
exports.Add(new PartCreatorExport(this,
partDefinitionAndExportDefinition.Item1,
partDefinitionAndExportDefinition.Item2));
}
else
#endif
{
exports.Add(CatalogExport.CreateExport(this,
partDefinitionAndExportDefinition.Item1,
partDefinitionAndExportDefinition.Item2,
importPolicy));
}
}
}
return(exports);
}
