Sliding expiration for auth cookie and a little clean up

(cherry picked from commit 05ee4e644907b7f1e84589465ac9ab1848f5a766)

frontend/src/Settings/General/HostSettings.js

@@ -21,7 +21,6 @@ function HostSettings(props) {
     port,
     urlBase,
     instanceName,
-    applicationUrl,
     enableSsl,
     sslPort,
     sslCertPath,
@@ -96,21 +95,6 @@ function HostSettings(props) {
         />
       </FormGroup>
 
-      <FormGroup
-        advancedSettings={advancedSettings}
-        isAdvanced={true}
-      >
-        <FormLabel>Application URL</FormLabel>
-
-        <FormInputGroup
-          type={inputTypes.TEXT}
-          name="applicationUrl"
-          helpText="This application's external URL including http(s)://, port and URL base"
-          onChange={onInputChange}
-          {...applicationUrl}
-        />
-      </FormGroup>
-
       <FormGroup
         advancedSettings={advancedSettings}
         isAdvanced={true}

src/NzbDrone.Core/Configuration/ConfigService.cs

@@ -410,8 +410,6 @@ namespace NzbDrone.Core.Configuration
         public CertificateValidationType CertificateValidation =>
             GetValueEnum("CertificateValidation", CertificateValidationType.Enabled);
 
-        public string ApplicationUrl => GetValue("ApplicationUrl", string.Empty);
-
         private string GetValue(string key)
         {
             return GetValue(key, string.Empty);

src/NzbDrone.Core/Configuration/IConfigService.cs

@@ -97,6 +97,5 @@ namespace NzbDrone.Core.Configuration
         int BackupRetention { get; }
 
         CertificateValidationType CertificateValidation { get; }
-        string ApplicationUrl { get; }
     }
 }

src/Readarr.Api.V1/Config/HostConfigResource.cs

@@ -26,7 +26,6 @@ namespace Readarr.Api.V1.Config
         public string SslCertPassword { get; set; }
         public string UrlBase { get; set; }
         public string InstanceName { get; set; }
-        public string ApplicationUrl { get; set; }
         public bool UpdateAutomatically { get; set; }
         public UpdateMechanism UpdateMechanism { get; set; }
         public string UpdateScriptPath { get; set; }
@@ -83,8 +82,7 @@ namespace Readarr.Api.V1.Config
                 CertificateValidation = configService.CertificateValidation,
                 BackupFolder = configService.BackupFolder,
                 BackupInterval = configService.BackupInterval,
-                BackupRetention = configService.BackupRetention,
-                ApplicationUrl = configService.ApplicationUrl
+                BackupRetention = configService.BackupRetention
             };
         }
     }

src/Readarr.Http/Authentication/AuthenticationBuilderExtensions.cs

@@ -33,6 +33,7 @@ namespace Readarr.Http.Authentication
                     options.AccessDeniedPath = "/login?loginFailed=true";
                     options.LoginPath = "/login";
                     options.ExpireTimeSpan = TimeSpan.FromDays(7);
+                    options.SlidingExpiration = true;
                 })
                 .AddApiKey("API", options =>
                 {

src/Readarr.Http/Authentication/AuthenticationService.cs

@@ -1,5 +1,8 @@
+using System;
+using System.Net;
 using Microsoft.AspNetCore.Http;
 using NLog;
+using NzbDrone.Common.Extensions;
 using NzbDrone.Core.Authentication;
 using NzbDrone.Core.Configuration;
 using Readarr.Http.Extensions;
@@ -15,17 +18,14 @@ namespace Readarr.Http.Authentication
 
     public class AuthenticationService : IAuthenticationService
     {
-        private const string AnonymousUser = "Anonymous";
         private static readonly Logger _authLogger = LogManager.GetLogger("Auth");
         private readonly IUserService _userService;
 
-        private static string API_KEY;
         private static AuthenticationType AUTH_METHOD;
 
         public AuthenticationService(IConfigFileProvider configFileProvider, IUserService userService)
         {
             _userService = userService;
-            API_KEY = configFileProvider.ApiKey;
             AUTH_METHOD = configFileProvider.AuthenticationMethod;
         }