From 9e175e28efcfc6ac3e414649b955a10fb0e951e7 Mon Sep 17 00:00:00 2001
From: Qstick <qstick@gmail.com>
Date: Mon, 20 Dec 2021 23:12:12 -0600
Subject: [PATCH] New: OnApplicationUpdate Notifications (#6854)

Fixes #4681
[common]
---
 .../Notifications/Notification.js             | 16 +++++++--
 .../Notifications/NotificationEventItems.js   | 13 +++++++
 .../Store/Actions/Settings/notifications.js   |  1 +
 .../NotificationBaseFixture.cs                |  7 ++++
 .../203_add_on_update_to_notifications.cs     | 14 ++++++++
 src/NzbDrone.Core/Datastore/TableMapping.cs   |  3 +-
 src/NzbDrone.Core/Localization/Core/en.json   |  2 ++
 .../Notifications/ApplciationUpdateMessage.cs | 16 +++++++++
 .../Notifications/Boxcar/Boxcar.cs            |  5 +++
 .../CustomScript/CustomScript.cs              | 12 +++++++
 .../Notifications/Discord/Discord.cs          | 35 +++++++++++++++++++
 .../Notifications/Email/Email.cs              |  7 ++++
 .../Notifications/Gotify/Gotify.cs            |  5 +++
 .../Notifications/INotification.cs            |  2 ++
 src/NzbDrone.Core/Notifications/Join/Join.cs  |  5 +++
 .../Notifications/Mailgun/Mailgun.cs          |  5 +++
 .../MediaBrowser/MediaBrowser.cs              |  8 +++++
 .../Notifications/Notifiarr/Notifiarr.cs      | 12 +++++++
 .../Notifications/NotificationBase.cs         |  7 ++++
 .../Notifications/NotificationDefinition.cs   |  4 ++-
 .../Notifications/NotificationFactory.cs      |  7 ++++
 .../Notifications/NotificationService.cs      | 22 ++++++++++++
 .../Notifications/Prowl/Prowl.cs              |  5 +++
 .../Notifications/PushBullet/PushBullet.cs    |  5 +++
 .../Notifications/Pushover/Pushover.cs        |  5 +++
 .../Notifications/SendGrid/SendGrid.cs        |  5 +++
 .../Notifications/Simplepush/Simplepush.cs    |  5 +++
 .../Notifications/Slack/Slack.cs              | 17 +++++++++
 .../Notifications/Telegram/Telegram.cs        |  5 +++
 .../Notifications/Twitter/Twitter.cs          |  5 +++
 .../Notifications/Webhook/Webhook.cs          | 13 +++++++
 .../WebhookApplicationUpdatePayload.cs        | 11 ++++++
 .../Notifications/Webhook/WebhookEventType.cs |  3 +-
 src/NzbDrone.Core/Notifications/Xbmc/Xbmc.cs  |  5 +++
 .../Notifications/NotificationResource.cs     |  6 ++++
 35 files changed, 293 insertions(+), 5 deletions(-)
 create mode 100644 src/NzbDrone.Core/Datastore/Migration/203_add_on_update_to_notifications.cs
 create mode 100644 src/NzbDrone.Core/Notifications/ApplciationUpdateMessage.cs
 create mode 100644 src/NzbDrone.Core/Notifications/Webhook/WebhookApplicationUpdatePayload.cs

diff --git a/frontend/src/Settings/Notifications/Notifications/Notification.js b/frontend/src/Settings/Notifications/Notifications/Notification.js
index d571545f0..5b443de2b 100644
--- a/frontend/src/Settings/Notifications/Notifications/Notification.js
+++ b/frontend/src/Settings/Notifications/Notifications/Notification.js
@@ -63,6 +63,7 @@ class Notification extends Component {
       onMovieFileDelete,
       onMovieFileDeleteForUpgrade,
       onHealthIssue,
+      onApplicationUpdate,
       supportsOnGrab,
       supportsOnDownload,
       supportsOnUpgrade,
@@ -70,7 +71,8 @@ class Notification extends Component {
       supportsOnMovieDelete,
       supportsOnMovieFileDelete,
       supportsOnMovieFileDeleteForUpgrade,
-      supportsOnHealthIssue
+      supportsOnHealthIssue,
+      supportsOnApplicationUpdate
     } = this.props;
 
     return (
@@ -123,6 +125,14 @@ class Notification extends Component {
             null
         }
 
+        {
+          supportsOnApplicationUpdate && onApplicationUpdate ?
+            <Label kind={kinds.SUCCESS}>
+              {translate('onApplicationUpdate')}
+            </Label> :
+            null
+        }
+
         {
           supportsOnMovieDelete && onMovieDelete ?
             <Label kind={kinds.SUCCESS}>
@@ -148,7 +158,7 @@ class Notification extends Component {
         }
 
         {
-          !onGrab && !onDownload && !onRename && !onHealthIssue && !onMovieDelete && !onMovieFileDelete ?
+          !onGrab && !onDownload && !onRename && !onHealthIssue && !onApplicationUpdate && !onMovieDelete && !onMovieFileDelete ?
             <Label
               kind={kinds.DISABLED}
               outline={true}
@@ -190,6 +200,7 @@ Notification.propTypes = {
   onMovieFileDelete: PropTypes.bool.isRequired,
   onMovieFileDeleteForUpgrade: PropTypes.bool.isRequired,
   onHealthIssue: PropTypes.bool.isRequired,
+  onApplicationUpdate: PropTypes.bool.isRequired,
   supportsOnGrab: PropTypes.bool.isRequired,
   supportsOnDownload: PropTypes.bool.isRequired,
   supportsOnMovieDelete: PropTypes.bool.isRequired,
@@ -198,6 +209,7 @@ Notification.propTypes = {
   supportsOnUpgrade: PropTypes.bool.isRequired,
   supportsOnRename: PropTypes.bool.isRequired,
   supportsOnHealthIssue: PropTypes.bool.isRequired,
+  supportsOnApplicationUpdate: PropTypes.bool.isRequired,
   onConfirmDeleteNotification: PropTypes.func.isRequired
 };
 
diff --git a/frontend/src/Settings/Notifications/Notifications/NotificationEventItems.js b/frontend/src/Settings/Notifications/Notifications/NotificationEventItems.js
index 765ed0959..1f665b459 100644
--- a/frontend/src/Settings/Notifications/Notifications/NotificationEventItems.js
+++ b/frontend/src/Settings/Notifications/Notifications/NotificationEventItems.js
@@ -23,6 +23,7 @@ function NotificationEventItems(props) {
     onMovieFileDelete,
     onMovieFileDeleteForUpgrade,
     onHealthIssue,
+    onApplicationUpdate,
     supportsOnGrab,
     supportsOnDownload,
     supportsOnUpgrade,
@@ -30,6 +31,7 @@ function NotificationEventItems(props) {
     supportsOnMovieDelete,
     supportsOnMovieFileDelete,
     supportsOnMovieFileDeleteForUpgrade,
+    supportsOnApplicationUpdate,
     supportsOnHealthIssue,
     includeHealthWarnings
   } = item;
@@ -150,6 +152,17 @@ function NotificationEventItems(props) {
                 />
               </div>
           }
+
+          <div>
+            <FormInputGroup
+              type={inputTypes.CHECK}
+              name="onApplicationUpdate"
+              helpText={translate('OnApplicationUpdateHelpText')}
+              isDisabled={!supportsOnApplicationUpdate.value}
+              {...onApplicationUpdate}
+              onChange={onInputChange}
+            />
+          </div>
         </div>
       </div>
     </FormGroup>
diff --git a/frontend/src/Store/Actions/Settings/notifications.js b/frontend/src/Store/Actions/Settings/notifications.js
index 6f49805eb..a2dd257a9 100644
--- a/frontend/src/Store/Actions/Settings/notifications.js
+++ b/frontend/src/Store/Actions/Settings/notifications.js
@@ -109,6 +109,7 @@ export default {
         selectedSchema.onMovieDelete = selectedSchema.supportsOnMovieDelete;
         selectedSchema.onMovieFileDelete = selectedSchema.supportsOnMovieFileDelete;
         selectedSchema.onMovieFileDeleteForUpgrade = selectedSchema.supportsOnMovieFileDeleteForUpgrade;
+        selectedSchema.onApplicationUpdate = selectedSchema.supportsOnApplicationUpdate;
 
         return selectedSchema;
       });
diff --git a/src/NzbDrone.Core.Test/NotificationTests/NotificationBaseFixture.cs b/src/NzbDrone.Core.Test/NotificationTests/NotificationBaseFixture.cs
index e50435ae2..984cb8bf2 100644
--- a/src/NzbDrone.Core.Test/NotificationTests/NotificationBaseFixture.cs
+++ b/src/NzbDrone.Core.Test/NotificationTests/NotificationBaseFixture.cs
@@ -78,6 +78,11 @@ public override void OnHealthIssue(NzbDrone.Core.HealthCheck.HealthCheck artist)
             {
                 TestLogger.Info("OnHealthIssue was called");
             }
+
+            public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+            {
+                TestLogger.Info("OnApplicationUpdate was called");
+            }
         }
 
         private class TestNotificationWithNoEvents : NotificationBase<TestSetting>
@@ -116,6 +121,7 @@ public void should_support_all_if_implemented()
             notification.SupportsOnMovieFileDelete.Should().BeTrue();
             notification.SupportsOnMovieFileDeleteForUpgrade.Should().BeTrue();
             notification.SupportsOnHealthIssue.Should().BeTrue();
+            notification.SupportsOnApplicationUpdate.Should().BeTrue();
         }
 
         [Test]
@@ -131,6 +137,7 @@ public void should_support_none_if_none_are_implemented()
             notification.SupportsOnMovieFileDelete.Should().BeFalse();
             notification.SupportsOnMovieFileDeleteForUpgrade.Should().BeFalse();
             notification.SupportsOnHealthIssue.Should().BeFalse();
+            notification.SupportsOnApplicationUpdate.Should().BeFalse();
         }
     }
 }
diff --git a/src/NzbDrone.Core/Datastore/Migration/203_add_on_update_to_notifications.cs b/src/NzbDrone.Core/Datastore/Migration/203_add_on_update_to_notifications.cs
new file mode 100644
index 000000000..c17d6962d
--- /dev/null
+++ b/src/NzbDrone.Core/Datastore/Migration/203_add_on_update_to_notifications.cs
@@ -0,0 +1,14 @@
+using FluentMigrator;
+using NzbDrone.Core.Datastore.Migration.Framework;
+
+namespace NzbDrone.Core.Datastore.Migration
+{
+    [Migration(203)]
+    public class add_on_update_to_notifications : NzbDroneMigrationBase
+    {
+        protected override void MainDbUpgrade()
+        {
+            Alter.Table("Notifications").AddColumn("OnApplicationUpdate").AsBoolean().WithDefaultValue(0);
+        }
+    }
+}
diff --git a/src/NzbDrone.Core/Datastore/TableMapping.cs b/src/NzbDrone.Core/Datastore/TableMapping.cs
index 097cc2442..b5589bba5 100644
--- a/src/NzbDrone.Core/Datastore/TableMapping.cs
+++ b/src/NzbDrone.Core/Datastore/TableMapping.cs
@@ -89,7 +89,8 @@ public static void Map()
                   .Ignore(i => i.SupportsOnMovieDelete)
                   .Ignore(i => i.SupportsOnMovieFileDelete)
                   .Ignore(i => i.SupportsOnMovieFileDeleteForUpgrade)
-                  .Ignore(i => i.SupportsOnHealthIssue);
+                  .Ignore(i => i.SupportsOnHealthIssue)
+                  .Ignore(i => i.SupportsOnApplicationUpdate);
 
             Mapper.Entity<MetadataDefinition>("Metadata").RegisterModel()
                   .Ignore(x => x.ImplementationName)
diff --git a/src/NzbDrone.Core/Localization/Core/en.json b/src/NzbDrone.Core/Localization/Core/en.json
index 3420c1cd4..9c312ed64 100644
--- a/src/NzbDrone.Core/Localization/Core/en.json
+++ b/src/NzbDrone.Core/Localization/Core/en.json
@@ -628,6 +628,8 @@
   "NoVideoFilesFoundSelectedFolder": "No video files were found in the selected folder",
   "OAuthPopupMessage": "Pop-ups are being blocked by your browser",
   "Ok": "Ok",
+  "OnApplicationUpdate": "On Application Update",
+  "OnApplicationUpdateHelpText": "On Application Update",
   "OnDownloadHelpText": "On Import",
   "OnGrab": "On Grab",
   "OnGrabHelpText": "On Grab",
diff --git a/src/NzbDrone.Core/Notifications/ApplciationUpdateMessage.cs b/src/NzbDrone.Core/Notifications/ApplciationUpdateMessage.cs
new file mode 100644
index 000000000..1819ad423
--- /dev/null
+++ b/src/NzbDrone.Core/Notifications/ApplciationUpdateMessage.cs
@@ -0,0 +1,16 @@
+using System;
+
+namespace NzbDrone.Core.Notifications
+{
+    public class ApplicationUpdateMessage
+    {
+        public string Message { get; set; }
+        public Version PreviousVersion { get; set; }
+        public Version NewVersion { get; set; }
+
+        public override string ToString()
+        {
+            return NewVersion.ToString();
+        }
+    }
+}
diff --git a/src/NzbDrone.Core/Notifications/Boxcar/Boxcar.cs b/src/NzbDrone.Core/Notifications/Boxcar/Boxcar.cs
index 5bed87b59..aa06ab8c3 100644
--- a/src/NzbDrone.Core/Notifications/Boxcar/Boxcar.cs
+++ b/src/NzbDrone.Core/Notifications/Boxcar/Boxcar.cs
@@ -41,6 +41,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck message)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, message.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage message)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, message.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/CustomScript/CustomScript.cs b/src/NzbDrone.Core/Notifications/CustomScript/CustomScript.cs
index 6a2b706fe..5936fb684 100755
--- a/src/NzbDrone.Core/Notifications/CustomScript/CustomScript.cs
+++ b/src/NzbDrone.Core/Notifications/CustomScript/CustomScript.cs
@@ -185,6 +185,18 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             ExecuteScript(environmentVariables);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            var environmentVariables = new StringDictionary();
+
+            environmentVariables.Add("Radarr_EventType", "ApplicationUpdate");
+            environmentVariables.Add("Radarr_Update_Message", updateMessage.Message);
+            environmentVariables.Add("Radarr_Update_NewVersion", updateMessage.NewVersion.ToString());
+            environmentVariables.Add("Radarr_Update_PreviousVersion", updateMessage.PreviousVersion.ToString());
+
+            ExecuteScript(environmentVariables);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Discord/Discord.cs b/src/NzbDrone.Core/Notifications/Discord/Discord.cs
index 336aefb7d..8cd441ad2 100644
--- a/src/NzbDrone.Core/Notifications/Discord/Discord.cs
+++ b/src/NzbDrone.Core/Notifications/Discord/Discord.cs
@@ -292,6 +292,41 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendPayload(payload, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            var attachments = new List<Embed>
+                              {
+                                  new Embed
+                                  {
+                                      Author = new DiscordAuthor
+                                      {
+                                          Name = Settings.Author.IsNullOrWhiteSpace() ? Environment.MachineName : Settings.Author,
+                                          IconUrl = "https://raw.githubusercontent.com/Radarr/Radarr/develop/Logo/256.png"
+                                      },
+                                      Title = APPLICATION_UPDATE_TITLE,
+                                      Timestamp = DateTime.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffZ"),
+                                      Color = (int)DiscordColors.Standard,
+                                      Fields = new List<DiscordField>()
+                                      {
+                                          new DiscordField()
+                                          {
+                                              Name = "Previous Version",
+                                              Value = updateMessage.PreviousVersion.ToString()
+                                          },
+                                          new DiscordField()
+                                          {
+                                              Name = "New Version",
+                                              Value = updateMessage.NewVersion.ToString()
+                                          }
+                                      },
+                                  }
+                              };
+
+            var payload = CreatePayload(null, attachments);
+
+            _proxy.SendPayload(payload, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Email/Email.cs b/src/NzbDrone.Core/Notifications/Email/Email.cs
index d2d8ca57e..96a90edba 100644
--- a/src/NzbDrone.Core/Notifications/Email/Email.cs
+++ b/src/NzbDrone.Core/Notifications/Email/Email.cs
@@ -56,6 +56,13 @@ public override void OnHealthIssue(HealthCheck.HealthCheck message)
             SendEmail(Settings, HEALTH_ISSUE_TITLE_BRANDED, message.Message);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            var body = $"{updateMessage.Message}";
+
+            SendEmail(Settings, APPLICATION_UPDATE_TITLE_BRANDED, body);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Gotify/Gotify.cs b/src/NzbDrone.Core/Notifications/Gotify/Gotify.cs
index 349606c49..789ebc34c 100644
--- a/src/NzbDrone.Core/Notifications/Gotify/Gotify.cs
+++ b/src/NzbDrone.Core/Notifications/Gotify/Gotify.cs
@@ -44,6 +44,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, healthCheck.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/INotification.cs b/src/NzbDrone.Core/Notifications/INotification.cs
index 152e6d5b2..d8a11006e 100644
--- a/src/NzbDrone.Core/Notifications/INotification.cs
+++ b/src/NzbDrone.Core/Notifications/INotification.cs
@@ -15,6 +15,7 @@ public interface INotification : IProvider
         void OnMovieFileDelete(MovieFileDeleteMessage deleteMessage);
         void OnMovieDelete(MovieDeleteMessage deleteMessage);
         void OnHealthIssue(HealthCheck.HealthCheck healthCheck);
+        void OnApplicationUpdate(ApplicationUpdateMessage updateMessage);
         void ProcessQueue();
         bool SupportsOnGrab { get; }
         bool SupportsOnDownload { get; }
@@ -24,5 +25,6 @@ public interface INotification : IProvider
         bool SupportsOnMovieFileDelete { get; }
         bool SupportsOnMovieFileDeleteForUpgrade { get; }
         bool SupportsOnHealthIssue { get; }
+        bool SupportsOnApplicationUpdate { get; }
     }
 }
diff --git a/src/NzbDrone.Core/Notifications/Join/Join.cs b/src/NzbDrone.Core/Notifications/Join/Join.cs
index a9da69308..94acccb68 100644
--- a/src/NzbDrone.Core/Notifications/Join/Join.cs
+++ b/src/NzbDrone.Core/Notifications/Join/Join.cs
@@ -42,6 +42,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck message)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE_BRANDED, message.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE_BRANDED, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Mailgun/Mailgun.cs b/src/NzbDrone.Core/Notifications/Mailgun/Mailgun.cs
index 68986263f..3cafa6f10 100644
--- a/src/NzbDrone.Core/Notifications/Mailgun/Mailgun.cs
+++ b/src/NzbDrone.Core/Notifications/Mailgun/Mailgun.cs
@@ -48,6 +48,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheckMessage)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, healthCheckMessage.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowser.cs b/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowser.cs
index b2ee29d6a..90b8fe67d 100644
--- a/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowser.cs
+++ b/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowser.cs
@@ -55,6 +55,14 @@ public override void OnHealthIssue(HealthCheck.HealthCheck message)
             }
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            if (Settings.Notify)
+            {
+                _mediaBrowserService.Notify(Settings, APPLICATION_UPDATE_TITLE_BRANDED, updateMessage.Message);
+            }
+        }
+
         public override void OnMovieDelete(MovieDeleteMessage deleteMessage)
         {
             if (deleteMessage.DeletedFiles)
diff --git a/src/NzbDrone.Core/Notifications/Notifiarr/Notifiarr.cs b/src/NzbDrone.Core/Notifications/Notifiarr/Notifiarr.cs
index 2c04a1f4b..120e9d479 100644
--- a/src/NzbDrone.Core/Notifications/Notifiarr/Notifiarr.cs
+++ b/src/NzbDrone.Core/Notifications/Notifiarr/Notifiarr.cs
@@ -148,6 +148,18 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(variables, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            var variables = new StringDictionary();
+
+            variables.Add("Radarr_EventType", "ApplicationUpdate");
+            variables.Add("Radarr_Update_Message", updateMessage.Message);
+            variables.Add("Radarr_Update_NewVersion", updateMessage.NewVersion.ToString());
+            variables.Add("Radarr_Update_PreviousVersion", updateMessage.PreviousVersion.ToString());
+
+            _proxy.SendNotification(variables, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/NotificationBase.cs b/src/NzbDrone.Core/Notifications/NotificationBase.cs
index ab6503b68..9b73e1a43 100644
--- a/src/NzbDrone.Core/Notifications/NotificationBase.cs
+++ b/src/NzbDrone.Core/Notifications/NotificationBase.cs
@@ -17,12 +17,14 @@ public abstract class NotificationBase<TSettings> : INotification
         protected const string MOVIE_DELETED_TITLE = "Movie Deleted";
         protected const string MOVIE_FILE_DELETED_TITLE = "Movie File Deleted";
         protected const string HEALTH_ISSUE_TITLE = "Health Check Failure";
+        protected const string APPLICATION_UPDATE_TITLE = "Application Updated";
 
         protected const string MOVIE_GRABBED_TITLE_BRANDED = "Radarr - " + MOVIE_GRABBED_TITLE;
         protected const string MOVIE_DOWNLOADED_TITLE_BRANDED = "Radarr - " + MOVIE_DOWNLOADED_TITLE;
         protected const string MOVIE_DELETED_TITLE_BRANDED = "Radarr - " + MOVIE_DELETED_TITLE;
         protected const string MOVIE_FILE_DELETED_TITLE_BRANDED = "Radarr - " + MOVIE_FILE_DELETED_TITLE;
         protected const string HEALTH_ISSUE_TITLE_BRANDED = "Radarr - " + HEALTH_ISSUE_TITLE;
+        protected const string APPLICATION_UPDATE_TITLE_BRANDED = "Radarr - " + APPLICATION_UPDATE_TITLE;
 
         public abstract string Name { get; }
 
@@ -61,6 +63,10 @@ public virtual void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
         {
         }
 
+        public virtual void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+        }
+
         public virtual void ProcessQueue()
         {
         }
@@ -73,6 +79,7 @@ public virtual void ProcessQueue()
         public bool SupportsOnMovieFileDelete => HasConcreteImplementation("OnMovieFileDelete");
         public bool SupportsOnMovieFileDeleteForUpgrade => SupportsOnMovieFileDelete;
         public bool SupportsOnHealthIssue => HasConcreteImplementation("OnHealthIssue");
+        public bool SupportsOnApplicationUpdate => HasConcreteImplementation("OnApplicationUpdate");
 
         protected TSettings Settings => (TSettings)Definition.Settings;
 
diff --git a/src/NzbDrone.Core/Notifications/NotificationDefinition.cs b/src/NzbDrone.Core/Notifications/NotificationDefinition.cs
index aa078e2f9..aea00bafd 100644
--- a/src/NzbDrone.Core/Notifications/NotificationDefinition.cs
+++ b/src/NzbDrone.Core/Notifications/NotificationDefinition.cs
@@ -12,6 +12,7 @@ public class NotificationDefinition : ProviderDefinition
         public bool OnMovieFileDelete { get; set; }
         public bool OnMovieFileDeleteForUpgrade { get; set; }
         public bool OnHealthIssue { get; set; }
+        public bool OnApplicationUpdate { get; set; }
         public bool SupportsOnGrab { get; set; }
         public bool SupportsOnDownload { get; set; }
         public bool SupportsOnUpgrade { get; set; }
@@ -21,7 +22,8 @@ public class NotificationDefinition : ProviderDefinition
         public bool SupportsOnMovieFileDeleteForUpgrade { get; set; }
         public bool SupportsOnHealthIssue { get; set; }
         public bool IncludeHealthWarnings { get; set; }
+        public bool SupportsOnApplicationUpdate { get; set; }
 
-        public override bool Enable => OnGrab || OnDownload || (OnDownload && OnUpgrade) || OnMovieDelete || OnMovieFileDelete || OnMovieFileDeleteForUpgrade  || OnHealthIssue;
+        public override bool Enable => OnGrab || OnDownload || (OnDownload && OnUpgrade) || OnMovieDelete || OnMovieFileDelete || OnMovieFileDeleteForUpgrade  || OnHealthIssue || OnApplicationUpdate;
     }
 }
diff --git a/src/NzbDrone.Core/Notifications/NotificationFactory.cs b/src/NzbDrone.Core/Notifications/NotificationFactory.cs
index 1020033de..c121a8734 100644
--- a/src/NzbDrone.Core/Notifications/NotificationFactory.cs
+++ b/src/NzbDrone.Core/Notifications/NotificationFactory.cs
@@ -17,6 +17,7 @@ public interface INotificationFactory : IProviderFactory<INotification, Notifica
         List<INotification> OnMovieDeleteEnabled();
         List<INotification> OnMovieFileDeleteEnabled();
         List<INotification> OnHealthIssueEnabled();
+        List<INotification> OnApplicationUpdateEnabled();
     }
 
     public class NotificationFactory : ProviderFactory<INotification, NotificationDefinition>, INotificationFactory
@@ -66,6 +67,11 @@ public List<INotification> OnHealthIssueEnabled()
             return GetAvailableProviders().Where(n => ((NotificationDefinition)n.Definition).OnHealthIssue).ToList();
         }
 
+        public List<INotification> OnApplicationUpdateEnabled()
+        {
+            return GetAvailableProviders().Where(n => ((NotificationDefinition)n.Definition).OnApplicationUpdate).ToList();
+        }
+
         public override void SetProviderCharacteristics(INotification provider, NotificationDefinition definition)
         {
             base.SetProviderCharacteristics(provider, definition);
@@ -78,6 +84,7 @@ public override void SetProviderCharacteristics(INotification provider, Notifica
             definition.SupportsOnMovieFileDelete = provider.SupportsOnMovieFileDelete;
             definition.SupportsOnMovieFileDeleteForUpgrade = provider.SupportsOnMovieFileDeleteForUpgrade;
             definition.SupportsOnHealthIssue = provider.SupportsOnHealthIssue;
+            definition.SupportsOnApplicationUpdate = provider.SupportsOnApplicationUpdate;
         }
     }
 }
diff --git a/src/NzbDrone.Core/Notifications/NotificationService.cs b/src/NzbDrone.Core/Notifications/NotificationService.cs
index 321b95833..ccc2d6d0a 100644
--- a/src/NzbDrone.Core/Notifications/NotificationService.cs
+++ b/src/NzbDrone.Core/Notifications/NotificationService.cs
@@ -10,6 +10,7 @@
 using NzbDrone.Core.Movies.Events;
 using NzbDrone.Core.Qualities;
 using NzbDrone.Core.ThingiProvider;
+using NzbDrone.Core.Update.History.Events;
 
 namespace NzbDrone.Core.Notifications
 {
@@ -20,6 +21,7 @@ public class NotificationService
           IHandle<MoviesDeletedEvent>,
           IHandle<MovieFileDeletedEvent>,
           IHandle<HealthCheckFailedEvent>,
+          IHandle<UpdateInstalledEvent>,
           IHandleAsync<DeleteCompletedEvent>,
           IHandleAsync<DownloadsProcessedEvent>,
           IHandleAsync<RenameCompletedEvent>,
@@ -162,6 +164,26 @@ public void Handle(MovieRenamedEvent message)
             }
         }
 
+        public void Handle(UpdateInstalledEvent message)
+        {
+            var updateMessage = new ApplicationUpdateMessage();
+            updateMessage.Message = $"Radarr updated from {message.PreviousVerison.ToString()} to {message.NewVersion.ToString()}";
+            updateMessage.PreviousVersion = message.PreviousVerison;
+            updateMessage.NewVersion = message.NewVersion;
+
+            foreach (var notification in _notificationFactory.OnApplicationUpdateEnabled())
+            {
+                try
+                {
+                    notification.OnApplicationUpdate(updateMessage);
+                }
+                catch (Exception ex)
+                {
+                    _logger.Warn(ex, "Unable to send OnApplicationUpdate notification to: " + notification.Definition.Name);
+                }
+            }
+        }
+
         public void Handle(MovieFileDeletedEvent message)
         {
             var deleteMessage = new MovieFileDeleteMessage();
diff --git a/src/NzbDrone.Core/Notifications/Prowl/Prowl.cs b/src/NzbDrone.Core/Notifications/Prowl/Prowl.cs
index 2758b2bf7..fbd8bc19c 100644
--- a/src/NzbDrone.Core/Notifications/Prowl/Prowl.cs
+++ b/src/NzbDrone.Core/Notifications/Prowl/Prowl.cs
@@ -41,6 +41,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck message)
             _prowlProxy.SendNotification(HEALTH_ISSUE_TITLE, message.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _prowlProxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/PushBullet/PushBullet.cs b/src/NzbDrone.Core/Notifications/PushBullet/PushBullet.cs
index 0b1c07b19..d3be5c47d 100644
--- a/src/NzbDrone.Core/Notifications/PushBullet/PushBullet.cs
+++ b/src/NzbDrone.Core/Notifications/PushBullet/PushBullet.cs
@@ -44,6 +44,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE_BRANDED, healthCheck.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE_BRANDED, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Pushover/Pushover.cs b/src/NzbDrone.Core/Notifications/Pushover/Pushover.cs
index 11c698817..bfa28e000 100644
--- a/src/NzbDrone.Core/Notifications/Pushover/Pushover.cs
+++ b/src/NzbDrone.Core/Notifications/Pushover/Pushover.cs
@@ -41,6 +41,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, healthCheck.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/SendGrid/SendGrid.cs b/src/NzbDrone.Core/Notifications/SendGrid/SendGrid.cs
index f7d898f5a..7a7a479a1 100644
--- a/src/NzbDrone.Core/Notifications/SendGrid/SendGrid.cs
+++ b/src/NzbDrone.Core/Notifications/SendGrid/SendGrid.cs
@@ -44,6 +44,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, healthCheck.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Simplepush/Simplepush.cs b/src/NzbDrone.Core/Notifications/Simplepush/Simplepush.cs
index af332f1cd..ec96917f1 100644
--- a/src/NzbDrone.Core/Notifications/Simplepush/Simplepush.cs
+++ b/src/NzbDrone.Core/Notifications/Simplepush/Simplepush.cs
@@ -41,6 +41,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, healthCheck.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Slack/Slack.cs b/src/NzbDrone.Core/Notifications/Slack/Slack.cs
index a9a2d3349..97f59b351 100644
--- a/src/NzbDrone.Core/Notifications/Slack/Slack.cs
+++ b/src/NzbDrone.Core/Notifications/Slack/Slack.cs
@@ -124,6 +124,23 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendPayload(payload, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            var attachments = new List<Attachment>
+                              {
+                                  new Attachment
+                                  {
+                                      Title = Environment.MachineName,
+                                      Text = updateMessage.Message,
+                                      Color = "good"
+                                  }
+                              };
+
+            var payload = CreatePayload("Application Updated", attachments);
+
+            _proxy.SendPayload(payload, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Telegram/Telegram.cs b/src/NzbDrone.Core/Notifications/Telegram/Telegram.cs
index 401c10f1b..cb2af1940 100644
--- a/src/NzbDrone.Core/Notifications/Telegram/Telegram.cs
+++ b/src/NzbDrone.Core/Notifications/Telegram/Telegram.cs
@@ -49,6 +49,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendNotification(HEALTH_ISSUE_TITLE, healthCheck.Message, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _proxy.SendNotification(APPLICATION_UPDATE_TITLE, updateMessage.Message, Settings);
+        }
+
         public override ValidationResult Test()
         {
             var failures = new List<ValidationFailure>();
diff --git a/src/NzbDrone.Core/Notifications/Twitter/Twitter.cs b/src/NzbDrone.Core/Notifications/Twitter/Twitter.cs
index c9d329b8a..d5576d7f6 100644
--- a/src/NzbDrone.Core/Notifications/Twitter/Twitter.cs
+++ b/src/NzbDrone.Core/Notifications/Twitter/Twitter.cs
@@ -43,6 +43,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _twitterService.SendNotification($"Health Issue: {healthCheck.Message}", Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            _twitterService.SendNotification($"Application Updated: {updateMessage.Message}", Settings);
+        }
+
         public override object RequestAction(string action, IDictionary<string, string> query)
         {
             if (action == "startOAuth")
diff --git a/src/NzbDrone.Core/Notifications/Webhook/Webhook.cs b/src/NzbDrone.Core/Notifications/Webhook/Webhook.cs
index 39f91b2f7..4b4638f12 100755
--- a/src/NzbDrone.Core/Notifications/Webhook/Webhook.cs
+++ b/src/NzbDrone.Core/Notifications/Webhook/Webhook.cs
@@ -116,6 +116,19 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             _proxy.SendWebhook(payload, Settings);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            var payload = new WebhookApplicationUpdatePayload
+            {
+                EventType = WebhookEventType.ApplicationUpdate,
+                Message = updateMessage.Message,
+                PreviousVersion = updateMessage.PreviousVersion.ToString(),
+                NewVersion = updateMessage.NewVersion.ToString()
+            };
+
+            _proxy.SendWebhook(payload, Settings);
+        }
+
         public override string Name => "Webhook";
 
         public override ValidationResult Test()
diff --git a/src/NzbDrone.Core/Notifications/Webhook/WebhookApplicationUpdatePayload.cs b/src/NzbDrone.Core/Notifications/Webhook/WebhookApplicationUpdatePayload.cs
new file mode 100644
index 000000000..e05be69bc
--- /dev/null
+++ b/src/NzbDrone.Core/Notifications/Webhook/WebhookApplicationUpdatePayload.cs
@@ -0,0 +1,11 @@
+using NzbDrone.Core.HealthCheck;
+
+namespace NzbDrone.Core.Notifications.Webhook
+{
+    public class WebhookApplicationUpdatePayload : WebhookPayload
+    {
+        public string Message { get; set; }
+        public string PreviousVersion { get; set; }
+        public string NewVersion { get; set; }
+    }
+}
diff --git a/src/NzbDrone.Core/Notifications/Webhook/WebhookEventType.cs b/src/NzbDrone.Core/Notifications/Webhook/WebhookEventType.cs
index 091f59a0f..335706143 100644
--- a/src/NzbDrone.Core/Notifications/Webhook/WebhookEventType.cs
+++ b/src/NzbDrone.Core/Notifications/Webhook/WebhookEventType.cs
@@ -14,6 +14,7 @@ public enum WebhookEventType
         Rename,
         MovieDelete,
         MovieFileDelete,
-        Health
+        Health,
+        ApplicationUpdate
     }
 }
diff --git a/src/NzbDrone.Core/Notifications/Xbmc/Xbmc.cs b/src/NzbDrone.Core/Notifications/Xbmc/Xbmc.cs
index 5644daf21..0a935f303 100644
--- a/src/NzbDrone.Core/Notifications/Xbmc/Xbmc.cs
+++ b/src/NzbDrone.Core/Notifications/Xbmc/Xbmc.cs
@@ -66,6 +66,11 @@ public override void OnHealthIssue(HealthCheck.HealthCheck healthCheck)
             Notify(Settings, HEALTH_ISSUE_TITLE_BRANDED, healthCheck.Message);
         }
 
+        public override void OnApplicationUpdate(ApplicationUpdateMessage updateMessage)
+        {
+            Notify(Settings, APPLICATION_UPDATE_TITLE_BRANDED, updateMessage.Message);
+        }
+
         public override string Name => "Kodi";
 
         public override ValidationResult Test()
diff --git a/src/Radarr.Api.V3/Notifications/NotificationResource.cs b/src/Radarr.Api.V3/Notifications/NotificationResource.cs
index d69988ae7..34765731d 100644
--- a/src/Radarr.Api.V3/Notifications/NotificationResource.cs
+++ b/src/Radarr.Api.V3/Notifications/NotificationResource.cs
@@ -13,6 +13,7 @@ public class NotificationResource : ProviderResource<NotificationResource>
         public bool OnMovieFileDelete { get; set; }
         public bool OnMovieFileDeleteForUpgrade { get; set; }
         public bool OnHealthIssue { get; set; }
+        public bool OnApplciationUpdate { get; set; }
         public bool SupportsOnGrab { get; set; }
         public bool SupportsOnDownload { get; set; }
         public bool SupportsOnUpgrade { get; set; }
@@ -21,6 +22,7 @@ public class NotificationResource : ProviderResource<NotificationResource>
         public bool SupportsOnMovieFileDelete { get; set; }
         public bool SupportsOnMovieFileDeleteForUpgrade { get; set; }
         public bool SupportsOnHealthIssue { get; set; }
+        public bool SupportsOnApplicationUpdate { get; set; }
         public bool IncludeHealthWarnings { get; set; }
         public string TestCommand { get; set; }
     }
@@ -44,6 +46,7 @@ public override NotificationResource ToResource(NotificationDefinition definitio
             resource.OnMovieFileDelete = definition.OnMovieFileDelete;
             resource.OnMovieFileDeleteForUpgrade = definition.OnMovieFileDeleteForUpgrade;
             resource.OnHealthIssue = definition.OnHealthIssue;
+            resource.OnApplciationUpdate = definition.OnApplicationUpdate;
             resource.SupportsOnGrab = definition.SupportsOnGrab;
             resource.SupportsOnDownload = definition.SupportsOnDownload;
             resource.SupportsOnUpgrade = definition.SupportsOnUpgrade;
@@ -53,6 +56,7 @@ public override NotificationResource ToResource(NotificationDefinition definitio
             resource.SupportsOnMovieFileDeleteForUpgrade = definition.SupportsOnMovieFileDeleteForUpgrade;
             resource.SupportsOnHealthIssue = definition.SupportsOnHealthIssue;
             resource.IncludeHealthWarnings = definition.IncludeHealthWarnings;
+            resource.SupportsOnApplicationUpdate = definition.SupportsOnApplicationUpdate;
 
             return resource;
         }
@@ -74,6 +78,7 @@ public override NotificationDefinition ToModel(NotificationResource resource)
             definition.OnMovieFileDelete = resource.OnMovieFileDelete;
             definition.OnMovieFileDeleteForUpgrade = resource.OnMovieFileDeleteForUpgrade;
             definition.OnHealthIssue = resource.OnHealthIssue;
+            definition.OnApplicationUpdate = resource.OnApplciationUpdate;
             definition.SupportsOnGrab = resource.SupportsOnGrab;
             definition.SupportsOnDownload = resource.SupportsOnDownload;
             definition.SupportsOnUpgrade = resource.SupportsOnUpgrade;
@@ -83,6 +88,7 @@ public override NotificationDefinition ToModel(NotificationResource resource)
             definition.SupportsOnMovieFileDeleteForUpgrade = resource.SupportsOnMovieFileDeleteForUpgrade;
             definition.SupportsOnHealthIssue = resource.SupportsOnHealthIssue;
             definition.IncludeHealthWarnings = resource.IncludeHealthWarnings;
+            definition.SupportsOnApplicationUpdate = resource.SupportsOnApplicationUpdate;
 
             return definition;
         }