From 649a20ab46eadf9ae3bfc30782ae62379383bd72 Mon Sep 17 00:00:00 2001
From: masarakki <masaki182@gmail.com>
Date: Sat, 26 Aug 2017 19:40:03 +0900
Subject: [PATCH] authorize-follow-requests-after-unlocking (#4658)

---
 .../api/v1/accounts/credentials_controller.rb |  2 +-
 .../settings/profiles_controller.rb           |  2 +-
 app/services/update_account_service.rb        | 21 +++++++++++++++++++
 app/workers/authorize_follow_worker.rb        | 14 +++++++++++++
 4 files changed, 37 insertions(+), 2 deletions(-)
 create mode 100644 app/services/update_account_service.rb
 create mode 100644 app/workers/authorize_follow_worker.rb

diff --git a/app/controllers/api/v1/accounts/credentials_controller.rb b/app/controllers/api/v1/accounts/credentials_controller.rb
index bea83cd2ab5..da534d960e5 100644
--- a/app/controllers/api/v1/accounts/credentials_controller.rb
+++ b/app/controllers/api/v1/accounts/credentials_controller.rb
@@ -12,7 +12,7 @@ class Api::V1::Accounts::CredentialsController < Api::BaseController
 
   def update
     @account = current_account
-    @account.update!(account_params)
+    UpdateAccountService.new.call(@account, account_params, raise_error: true)
     ActivityPub::UpdateDistributionWorker.perform_async(@account.id)
     render json: @account, serializer: REST::CredentialAccountSerializer
   end
diff --git a/app/controllers/settings/profiles_controller.rb b/app/controllers/settings/profiles_controller.rb
index c751c64ae97..28f78a4fb85 100644
--- a/app/controllers/settings/profiles_controller.rb
+++ b/app/controllers/settings/profiles_controller.rb
@@ -14,7 +14,7 @@ class Settings::ProfilesController < ApplicationController
   def show; end
 
   def update
-    if @account.update(account_params)
+    if UpdateAccountService.new.call(@account, account_params)
       ActivityPub::UpdateDistributionWorker.perform_async(@account.id)
       redirect_to settings_profile_path, notice: I18n.t('generic.changes_saved_msg')
     else
diff --git a/app/services/update_account_service.rb b/app/services/update_account_service.rb
new file mode 100644
index 00000000000..09ea377e731
--- /dev/null
+++ b/app/services/update_account_service.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+class UpdateAccountService < BaseService
+  def call(account, params, raise_error: false)
+    was_locked = account.locked
+    update_method = raise_error ? :update! : :update
+    account.send(update_method, params).tap do |ret|
+      next unless ret
+      authorize_all_follow_requests(account) if was_locked && !account.locked
+    end
+  end
+
+  private
+
+  def authorize_all_follow_requests(account)
+    follow_requests = FollowRequest.where(target_account: account)
+    AuthorizeFollowWorker.push_bulk(follow_requests) do |req|
+      [req.account_id, req.target_account_id]
+    end
+  end
+end
diff --git a/app/workers/authorize_follow_worker.rb b/app/workers/authorize_follow_worker.rb
new file mode 100644
index 00000000000..0d501462463
--- /dev/null
+++ b/app/workers/authorize_follow_worker.rb
@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+class AuthorizeFollowWorker
+  include Sidekiq::Worker
+
+  def perform(source_account_id, target_account_id)
+    source_account = Account.find(source_account_id)
+    target_account = Account.find(target_account_id)
+
+    AuthorizeFollowService.new.call(source_account, target_account)
+  rescue ActiveRecord::RecordNotFound
+    true
+  end
+end