BlendInteractive.ExtendedCategories.CategoriesManager.PopulateCategoryAssignmentProperties C# (CSharp) Method

        private static void PopulateCategoryAssignmentProperties()
        {
            // This method populates a "map" of what types and properties contain category assignments.
            // This map is consulted to determine when we need to be concerned about indexing assignments.

            CategoryAssignmentProperties = new Dictionary<Type, List<string>>();

            // Iterate all types which have a backing class...
            var contentTypeRepo = ServiceLocator.Current.GetInstance<IContentTypeRepository>();
            foreach (var contentType in contentTypeRepo.List().Where(t => t.ModelType != null))
            {
                // Iterate all properties...
                foreach (var property in contentType.ModelType.GetProperties())
                {
                    // Does this property have the CategoryAssignment attribute?
                    if (!property.GetCustomAttributes<IndexAsCategoriesAttribute>().Any())
                    {
                        continue;
                    }

                    // Is this property the correct type?
                    if(property.PropertyType != typeof(IEnumerable<ContentReference>))
                    {
                        continue;
                    }

                    // We're good, add it to the map...
                    if(!CategoryAssignmentProperties.ContainsKey(contentType.ModelType))
                    {
                        CategoryAssignmentProperties.Add(contentType.ModelType, new List<string>());
                    }
                    CategoryAssignmentProperties[contentType.ModelType].Add(property.Name);
                }
            }
        }