MultiplePrivileges.cs

namespace Waher.Security.Authorization
{
    public class MultiplePrivileges<T> : IAuthorization<T>
    {
        private readonly string[] privileges;
        private readonly int count;
 
        public MultiplePrivileges(string[] Privileges)
        {
            this.privileges = Privileges;
            this.count = Privileges?.Length ?? 0;
        }
 
        public bool IsAuthorized(T Resource, IHasPrivileges User)
        {
            for (int i = 0; i < this.count; i++)
            {
                if (!User.HasPrivilege(this.privileges[i]))
                    return false;
            }
 
            return true;
        }
    }
}