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-rw-r--r--app/controllers/oauth/authorized_applications_controller.rb5
-rw-r--r--app/controllers/oauth/tokens_controller.rb14
-rw-r--r--app/models/web/push_subscription.rb9
3 files changed, 28 insertions, 0 deletions
diff --git a/app/controllers/oauth/authorized_applications_controller.rb b/app/controllers/oauth/authorized_applications_controller.rb
index 395fbc51b..0c28d194b 100644
--- a/app/controllers/oauth/authorized_applications_controller.rb
+++ b/app/controllers/oauth/authorized_applications_controller.rb
@@ -8,6 +8,11 @@ class Oauth::AuthorizedApplicationsController < Doorkeeper::AuthorizedApplicatio
 
   include Localized
 
+  def destroy
+    Web::PushSubscription.unsubscribe_for(params[:id], current_resource_owner)
+    super
+  end
+
   private
 
   def store_current_location
diff --git a/app/controllers/oauth/tokens_controller.rb b/app/controllers/oauth/tokens_controller.rb
new file mode 100644
index 000000000..fa6d58f25
--- /dev/null
+++ b/app/controllers/oauth/tokens_controller.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class Oauth::TokensController < Doorkeeper::TokensController
+  def revoke
+    unsubscribe_for_token if authorized? && token.accessible?
+    super
+  end
+
+  private
+
+  def unsubscribe_for_token
+    Web::PushSubscription.where(access_token_id: token.id).delete_all
+  end
+end
diff --git a/app/models/web/push_subscription.rb b/app/models/web/push_subscription.rb
index 7da3428fe..867bc9519 100644
--- a/app/models/web/push_subscription.rb
+++ b/app/models/web/push_subscription.rb
@@ -50,6 +50,15 @@ class Web::PushSubscription < ApplicationRecord
                                end
   end
 
+  class << self
+    def unsubscribe_for(application_id, resource_owner)
+      access_token_ids = Doorkeeper::AccessToken.where(application_id: application_id, resource_owner_id: resource_owner.id, revoked_at: nil)
+                                                .pluck(:id)
+
+      where(access_token_id: access_token_ids).delete_all
+    end
+  end
+
   private
 
   def push_payload(message, ttl = 5.minutes.seconds)