public object GetCommentSingle(Func <IQueryable <Comment>, object> expr)
{
if (_roleService.AdminPower())
{
new DomainException("NoPower", "对不起，没有权限！");
}
return(_commentRepository.Single(expr));
}
public void AddUser(User user)
{
if (_roleService.AdminPower())
{
if (_userRepository.CheckUserNameExist(user.UserName))
{
throw new DomainException("UserName", "该用户名已经被注册。");
}
else if (_userRepository.CheckEmailExist(user.Email))
{
throw new DomainException("Email", "该邮箱已经被注册。");
}
_userRepository.Add(user);
}
else
{
throw new DomainException("NoPower", "对不起，您没有权限进行操作。");
}
}
public int AddCategory(Category category)
{
if (!_roleService.AdminPower())
{
throw new DomainException("NoPower", "对不起，您没有权限！");
}
if (string.IsNullOrEmpty(category.Name))
{
throw new DomainException("Name", "分类名称不能为空！");
}
if (category.Parent != null && GetCategoryById(category.Parent.CategoryId) == null)
{
throw new DomainException("NoCategory", "没有找到父分类！");
}
if ((int)_categoryRepository.Single(query => query.Where(c => (c.Name == category.Name) && (c.Parent == category.Parent) && (c.Type == category.Type)).Count()) > 0)
{
throw new DomainException("NoCategory", "发现同名分类！");
}
int lint = _categoryRepository.Add(category);
_categoryRepository.Save();
_categorys = null;
return(lint);
}