ToSic.SexyContent.ImportExport.ZipExport.GenerateExportXml C# (CSharp) Method

        private XmlExporter GenerateExportXml(bool includeContentGroups, bool resetAppGuid)
        {
            // Get Export XML
            var attributeSets = _app.TemplateManager.GetAvailableContentTypes(true);
            attributeSets = attributeSets.Where(a => !a.ConfigurationIsOmnipresent);

            var attributeSetIds = attributeSets.Select(p => p.AttributeSetId.ToString()).ToArray();
            var entities =
                DataSource.GetInitialDataSource(_zoneId, _appId).Out["Default"].List.Where(
                    e => e.Value.AssignmentObjectTypeId != ContentTypeHelpers.AssignmentObjectTypeIDSexyContentTemplate
                         && e.Value.AssignmentObjectTypeId != Constants.AssignmentObjectTypeIdFieldProperties).ToList();

            if (!includeContentGroups)
                entities = entities.Where(p => p.Value.Type.StaticName != _sexycontentContentgroupName).ToList();

            var entityIds = entities
                .Select(e => e.Value.EntityId.ToString()).ToArray();

            var xmlExport = new XmlExporter(_zoneId, _appId, true, attributeSetIds, entityIds);

            #region reset App Guid if necessary

            if (resetAppGuid)
            {
                var root = xmlExport.ExportXDocument; //.Root;
                var appGuid = root.XPathSelectElement("/SexyContent/Header/App").Attribute("Guid");
                appGuid.Value = _blankGuid;
            }
            return xmlExport;
            #endregion
        }