From c2a046ded1d47e2504df05568e34bc6a2a6dc810 Mon Sep 17 00:00:00 2001
From: Claire <claire.github-309c@sitedethib.com>
Date: Fri, 3 Mar 2023 20:25:15 +0100
Subject: [PATCH] =?UTF-8?q?Fix=20=E2=80=9CRemove=20all=20followers=20from?=
 =?UTF-8?q?=20the=20selected=20domains=E2=80=9D=20being=20more=20destructi?=
 =?UTF-8?q?ve=20than=20it=20claims=20(#23805)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/controllers/relationships_controller.rb   |  4 ++--
 app/models/form/account_batch.rb              | 10 ++++----
 .../remove_domains_from_followers_service.rb  | 23 +++++++++++++++++++
 app/views/relationships/show.html.haml        |  2 +-
 .../relationships_controller_spec.rb          | 11 ++++++++-
 5 files changed, 40 insertions(+), 10 deletions(-)
 create mode 100644 app/services/remove_domains_from_followers_service.rb

diff --git a/app/controllers/relationships_controller.rb b/app/controllers/relationships_controller.rb
index 96cce55e9e4..baa34da22a0 100644
--- a/app/controllers/relationships_controller.rb
+++ b/app/controllers/relationships_controller.rb
@@ -60,8 +60,8 @@ class RelationshipsController < ApplicationController
       'unfollow'
     elsif params[:remove_from_followers]
       'remove_from_followers'
-    elsif params[:block_domains]
-      'block_domains'
+    elsif params[:block_domains] || params[:remove_domains_from_followers]
+      'remove_domains_from_followers'
     end
   end
 
diff --git a/app/models/form/account_batch.rb b/app/models/form/account_batch.rb
index 473622edf4d..5a7fc7ed1b6 100644
--- a/app/models/form/account_batch.rb
+++ b/app/models/form/account_batch.rb
@@ -17,8 +17,8 @@ class Form::AccountBatch
       unfollow!
     when 'remove_from_followers'
       remove_from_followers!
-    when 'block_domains'
-      block_domains!
+    when 'remove_domains_from_followers'
+      remove_domains_from_followers!
     when 'approve'
       approve!
     when 'reject'
@@ -50,10 +50,8 @@ class Form::AccountBatch
     RemoveFromFollowersService.new.call(current_account, account_ids)
   end
 
-  def block_domains!
-    AfterAccountDomainBlockWorker.push_bulk(account_domains) do |domain|
-      [current_account.id, domain]
-    end
+  def remove_domains_from_followers!
+    RemoveDomainsFromFollowersService.new.call(current_account, account_domains)
   end
 
   def account_domains
diff --git a/app/services/remove_domains_from_followers_service.rb b/app/services/remove_domains_from_followers_service.rb
new file mode 100644
index 00000000000..d76763409d3
--- /dev/null
+++ b/app/services/remove_domains_from_followers_service.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+class RemoveDomainsFromFollowersService < BaseService
+  include Payloadable
+
+  def call(source_account, target_domains)
+    source_account.passive_relationships.where(account_id: Account.where(domain: target_domains)).find_each do |follow|
+      follow.destroy
+
+      create_notification(follow) if source_account.local? && !follow.account.local? && follow.account.activitypub?
+    end
+  end
+
+  private
+
+  def create_notification(follow)
+    ActivityPub::DeliveryWorker.perform_async(build_json(follow), follow.target_account_id, follow.account.inbox_url)
+  end
+
+  def build_json(follow)
+    Oj.dump(serialize_payload(follow, ActivityPub::RejectFollowSerializer))
+  end
+end
diff --git a/app/views/relationships/show.html.haml b/app/views/relationships/show.html.haml
index 2899cd5140f..f08e9c1df8e 100644
--- a/app/views/relationships/show.html.haml
+++ b/app/views/relationships/show.html.haml
@@ -48,7 +48,7 @@
 
         = f.button safe_join([fa_icon('trash'), t('relationships.remove_selected_followers')]), name: :remove_from_followers, class: 'table-action-link', type: :submit, data: { confirm: t('relationships.confirm_remove_selected_followers') } unless following_relationship?
 
-        = f.button safe_join([fa_icon('trash'), t('relationships.remove_selected_domains')]), name: :block_domains, class: 'table-action-link', type: :submit, data: { confirm: t('admin.reports.are_you_sure') } if followed_by_relationship?
+        = f.button safe_join([fa_icon('trash'), t('relationships.remove_selected_domains')]), name: :remove_domains_from_followers, class: 'table-action-link', type: :submit, data: { confirm: t('admin.reports.are_you_sure') } if followed_by_relationship?
     .batch-table__body
       - if @accounts.empty?
         = nothing_here 'nothing-here--under-tabs'
diff --git a/spec/controllers/relationships_controller_spec.rb b/spec/controllers/relationships_controller_spec.rb
index 39f455e0389..53a5daa517d 100644
--- a/spec/controllers/relationships_controller_spec.rb
+++ b/spec/controllers/relationships_controller_spec.rb
@@ -58,7 +58,7 @@ describe RelationshipsController do
     end
 
     context 'when select parameter is provided' do
-      subject { patch :update, params: { form_account_batch: { account_ids: [poopfeast.id] }, block_domains: '' } }
+      subject { patch :update, params: { form_account_batch: { account_ids: [poopfeast.id] }, remove_domains_from_followers: '' } }
 
       it 'soft-blocks followers from selected domains' do
         poopfeast.follow!(user.account)
@@ -69,6 +69,15 @@ describe RelationshipsController do
         expect(poopfeast.following?(user.account)).to be false
       end
 
+      it 'does not unfollow users from selected domains' do
+        user.account.follow!(poopfeast)
+
+        sign_in user, scope: :user
+        subject
+
+        expect(user.account.following?(poopfeast)).to be true
+      end
+
       include_examples 'authenticate user'
       include_examples 'redirects back to followers page'
     end