RequestOrigin.cs

using System.Threading.Tasks;
 
namespace Waher.Things
{
    public class RequestOrigin : IRequestOrigin
    {
        public static readonly RequestOrigin Empty = new RequestOrigin(string.Empty,
            null, null, null, null);
 
        private readonly IRequestOrigin authority;
        private readonly string[] deviceTokens;
        private readonly string[] serviceTokens;
        private readonly string[] userTokens;
        private readonly string from;
 
        public RequestOrigin(string From, string[] DeviceTokens, string[] ServiceTokens, string[] UserTokens,
            IRequestOrigin Authority)
        {
            this.from = From;
            this.deviceTokens = DeviceTokens;
            this.serviceTokens = ServiceTokens;
            this.userTokens = UserTokens;
            this.authority = Authority;
        }
 
        public string From => this.from;
 
        public string[] DeviceTokens => this.deviceTokens;
 
        public string[] ServiceTokens => this.serviceTokens;
 
        public string[] UserTokens => this.userTokens;
 
        public IRequestOrigin Authority => this.authority;
 
        public Task<RequestOrigin> GetOrigin()
        {
            return Task.FromResult(this);
        }
 
        public bool HasPrivilege(string Privilege)
        {
            return this.authority?.HasPrivilege(Privilege) ?? false;
        }
    }
}