private void ContentExporting(EPiServer.Enterprise.Transfer.ITransferContext transferContext, ContentExportingEventArgs e)
{
try
{
// get the settings to local scope first, so that if something changes the instance member we have our own copy here already
var exportSettings = _exportSettings;
// if we don't have settings, log error (don't try to reload them)
if (exportSettings == null)
{
// log this, so that we can try to track down this issue if it should happen
_logger.Error("ExportSettings instance is null. Using Episerver default export logic for content.");
return;
}
// content should not be filtered based on shortcut type
if (!exportSettings.ExcludeIfShortcutIsSet)
{
return;
}
var rawMasterData = e?.TransferContentData?.RawContentData;
if (rawMasterData != null && rawMasterData.Property != null && rawMasterData.Property.Length > 0)
{
// get PageShortcutType property, basically only pages have this property
var shortCut = rawMasterData.Property.FirstOrDefault(x => string.Equals(MetaDataProperties.PageShortcutType, x.Name, StringComparison.OrdinalIgnoreCase));
// Normal page has value 0 as the PageShortcutType (meaning Normal, see EPiServer.Core.PageShortcutType)
// so if we have the value and it is not 0 then discard the content from export
if (shortCut != null && !"0".Equals(shortCut.Value, StringComparison.OrdinalIgnoreCase))
{
// the PageShortcutType is language specific, so in theory we should look at the language versions too, to exlude those
// but for now, just do it like this, if master is shortcut then filter out all
e.Cancel = true;
return;
}
}
else
{
_logger.Error("ContentExporting raw data is null or empty. Cannot check if content should be filtered or not.");
}
}
catch (Exception ex)
{
// we must handle exception in the handler so that we will not cause issues to the whole export
// if something fails then let Episerver use default export for the content
_logger.Error("There was an exception when trying to filter out content from export. Episerver default export logic is now used for the content.", ex);
}
}
private void ExportStarting(EPiServer.Enterprise.Transfer.ITransferContext transferContext, DataExporterContextEventArgs e)
{
try
{
// get content languages list from context
var languages = transferContext?.ContentLanguages;
// if there are already languages set, we don't do anything
if (languages != null && languages.Count == 0)
{
// get the export settings first to local variable and then cache to shared field in this instance
// this should always return settings or throw
var exportSettings = _exportSettingsLoader.GetExportSettings();
_exportSettings = exportSettings;
if (_logger.IsInformationEnabled())
{
_logger.Information($"Setting export languages to '{string.Join(",", exportSettings.Languages)}' and exclude content with shortcut type set '{exportSettings.ExcludeIfShortcutIsSet}'. Note, if there are no entries it means that all languages are exported.");
}
// add export settings languages to the context languages list
foreach (var lang in exportSettings.Languages)
{
languages.Add(lang);
}
}
else
{
if (languages == null)
{
_logger.Error("Export ITransferContext is null or the ITransferContext.ContentLanguages property is null. Cannot set export languages.");
}
else
{
// there are already languages
_logger.Warning($"Not setting export languages because the ITransferContext.ContentLanguages already has languages set: '{string.Join(",", languages)}'.");
}
}
}
catch (Exception ex)
{
_logger.Error("Failed to set export languages in ExportStarting event.", ex);
}
}