void WriteCategory(TemplateCategoryViewModel category)
{
writer.WriteStartElement("Category");
writer.WriteAttributeString("id", GetAttributeValueOrDefault(category.Id, "id"));
writer.WriteAttributeString("name", GetAttributeValueOrDefault(category.Name, "Category"));
foreach (TemplateCategoryViewModel childCategory in category.GetChildCategories())
{
WriteCategory(childCategory);
}
writer.WriteEndElement();
}
static void MarkNewCategories(TemplateCategoryViewModel category, IEnumerable <TemplateCategoryViewModel> categories)
{
var existingTopLevelCategory = category.FindExistingCategory(categories);
if (existingTopLevelCategory != null)
{
foreach (var secondLevelCategory in category.GetChildCategories())
{
var existingSecondLevelCategory = secondLevelCategory.FindExistingCategory(
existingTopLevelCategory.Categories);
if (existingSecondLevelCategory != null)
{
foreach (var newThirdLevelCategory in secondLevelCategory.GetChildCategories())
{
var existingThirdLevelCategory = newThirdLevelCategory.FindExistingCategory(
existingSecondLevelCategory.Categories);
if (existingThirdLevelCategory != null)
{
// Category exists.
}
else
{
newThirdLevelCategory.IsNew = true;
}
}
}
else
{
secondLevelCategory.IsNew = true;
}
}
}
else
{
category.IsNew = true;
}
}