Add /api/v1/accounts/familiar_followers to REST API (#17700)

* Add `/api/v1/accounts/familiar_followers` to REST API

* Change hide network preference to be stored consistently for local and remote accounts

* Add dummy classes to migration

* Apply suggestions from code review

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

app/controllers/api/v1/accounts/familiar_followers_controller.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+class Api::V1::Accounts::FamiliarFollowersController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:follows' }
+  before_action :require_user!
+  before_action :set_accounts
+
+  def index
+    render json: familiar_followers.accounts, each_serializer: REST::FamiliarFollowersSerializer
+  end
+
+  private
+
+  def set_accounts
+    @accounts = Account.without_suspended.where(id: account_ids).select('id, hide_collections').index_by(&:id).values_at(*account_ids).compact
+  end
+
+  def familiar_followers
+    FamiliarFollowersPresenter.new(@accounts, current_user.account_id)
+  end
+
+  def account_ids
+    Array(params[:id]).map(&:to_i)
+  end
+end

app/controllers/follower_accounts_controller.rb

@@ -15,13 +15,13 @@ class FollowerAccountsController < ApplicationController
       format.html do
         expires_in 0, public: true unless user_signed_in?
 
-        next if @account.user_hides_network?
+        next if @account.hide_collections?
 
         follows
       end
 
       format.json do
-        raise Mastodon::NotPermittedError if page_requested? && @account.user_hides_network?
+        raise Mastodon::NotPermittedError if page_requested? && @account.hide_collections?
 
         expires_in(page_requested? ? 0 : 3.minutes, public: public_fetch_mode?)
 
@@ -82,7 +82,7 @@ class FollowerAccountsController < ApplicationController
   end
 
   def restrict_fields_to
-    if page_requested? || !@account.user_hides_network?
+    if page_requested? || !@account.hide_collections?
       # Return all fields
     else
       %i(id type total_items)

app/controllers/following_accounts_controller.rb

@@ -15,13 +15,13 @@ class FollowingAccountsController < ApplicationController
       format.html do
         expires_in 0, public: true unless user_signed_in?
 
-        next if @account.user_hides_network?
+        next if @account.hide_collections?
 
         follows
       end
 
       format.json do
-        raise Mastodon::NotPermittedError if page_requested? && @account.user_hides_network?
+        raise Mastodon::NotPermittedError if page_requested? && @account.hide_collections?
 
         expires_in(page_requested? ? 0 : 3.minutes, public: public_fetch_mode?)
 
@@ -82,7 +82,7 @@ class FollowingAccountsController < ApplicationController
   end
 
   def restrict_fields_to
-    if page_requested? || !@account.user_hides_network?
+    if page_requested? || !@account.hide_collections?
       # Return all fields
     else
       %i(id type total_items)

app/controllers/settings/preferences_controller.rb

@@ -47,7 +47,6 @@ class Settings::PreferencesController < Settings::BaseController
       :setting_system_font_ui,
       :setting_noindex,
       :setting_theme,
-      :setting_hide_network,
       :setting_aggregate_reblogs,
       :setting_show_application,
       :setting_advanced_layout,

app/controllers/settings/profiles_controller.rb

@@ -20,7 +20,7 @@ class Settings::ProfilesController < Settings::BaseController
   private
 
   def account_params
-    params.require(:account).permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, fields_attributes: [:name, :value])
+    params.require(:account).permit(:display_name, :note, :avatar, :header, :locked, :bot, :discoverable, :hide_collections, fields_attributes: [:name, :value])
   end
 
   def set_account