DeletePackage.cs

using System;
using System.IO;
using System.Threading.Tasks;
using Waher.IoTGateway;
using Waher.Networking.HTTP;
using Waher.Persistence;
using Waher.Service.IoTBroker.Provisioning.SoftwareUpdates;
 
namespace Waher.Service.IoTBroker.WebServices
{
    public class DeletePackage : HttpSynchronousResource, IHttpPostMethod
    {
        public DeletePackage()
            : base("/DeletePackage")
        {
        }
 
        public override bool HandlesSubPaths => false;
        public override bool UserSessions => true;
        public bool AllowsPOST => true;
 
        public async Task POST(HttpRequest Request, HttpResponse Response)
        {
            Gateway.AssertUserAuthenticated(Request, "Admin.Software.Upload");
 
            if (!Request.HasData || !(await Request.DecodeDataAsync() is string FileName))
                throw new BadRequestException();
 
            string FullFileName = Path.Combine(XmppServerModule.PackagesFolder, FileName);
            if (File.Exists(FullFileName))
                File.Delete(FullFileName);
 
            Package Package = await Provisioning.ProvisioningComponent.GetPackage(FileName);
            if (!(Package is null))
            {
                if (Package.Downloadable)
                {
                    FullFileName = Path.Combine(XmppServerModule.DownloadsFolder, FileName);
                    if (File.Exists(FullFileName))
                        File.Delete(FullFileName);
                }
 
                await Database.Delete(Package);
                await XmppServerModule.Provisioning.PackageDeleted(Package);
            }
        }
    }
}