Revert "Change public timelines to be filtered by current locale by default (mastodon/mastodon#19291)"

This reverts commit 9f65909f42.

app/controllers/api/v1/timelines/public_controller.rb

@@ -35,7 +35,6 @@ class Api::V1::Timelines::PublicController < Api::BaseController
   def public_feed
     PublicFeed.new(
       current_account,
-      locale: content_locale,
       local: truthy_param?(:local),
       remote: truthy_param?(:remote),
       only_media: truthy_param?(:only_media)

app/models/public_feed.rb

@@ -8,7 +8,6 @@ class PublicFeed
   # @option [Boolean] :local
   # @option [Boolean] :remote
   # @option [Boolean] :only_media
-  # @option [String]  :locale
   def initialize(account, options = {})
     @account = account
     @options = options
@@ -28,7 +27,6 @@ class PublicFeed
     scope.merge!(remote_only_scope) if remote_only?
     scope.merge!(account_filters_scope) if account?
     scope.merge!(media_only_scope) if media_only?
-    scope.merge!(language_scope)
 
     scope.cache_ids.to_a_paginated_by_id(limit, max_id: max_id, since_id: since_id, min_id: min_id)
   end
@@ -85,19 +83,10 @@ class PublicFeed
     Status.joins(:media_attachments).group(:id)
   end
 
-  def language_scope
-    if account&.chosen_languages.present?
-      Status.where(language: account.chosen_languages)
-    elsif @options[:locale].present?
-      Status.where(language: @options[:locale])
-    else
-      Status.all
-    end
-  end
-
   def account_filters_scope
     Status.not_excluded_by_account(account).tap do |scope|
       scope.merge!(Status.not_domain_blocked_by_account(account)) unless local_only?
+      scope.merge!(Status.in_chosen_languages(account)) if account.chosen_languages.present?
     end
   end
 end

app/models/status.rb

@@ -96,6 +96,7 @@ class Status < ApplicationRecord
   scope :without_reblogs, -> { where('statuses.reblog_of_id IS NULL') }
   scope :with_public_visibility, -> { where(visibility: :public) }
   scope :tagged_with, ->(tag_ids) { joins(:statuses_tags).where(statuses_tags: { tag_id: tag_ids }) }
+  scope :in_chosen_languages, ->(account) { where(language: nil).or where(language: account.chosen_languages) }
   scope :excluding_silenced_accounts, -> { left_outer_joins(:account).where(accounts: { silenced_at: nil }) }
   scope :including_silenced_accounts, -> { left_outer_joins(:account).where.not(accounts: { silenced_at: nil }) }
   scope :not_excluded_by_account, ->(account) { where.not(account_id: account.excluded_from_timeline_account_ids) }

app/models/tag_feed.rb

@@ -12,7 +12,6 @@ class TagFeed < PublicFeed
   # @option [Boolean] :local
   # @option [Boolean] :remote
   # @option [Boolean] :only_media
-  # @option [String]  :locale
   def initialize(tag, account, options = {})
     @tag = tag
     super(account, options)

spec/models/status_spec.rb

@@ -251,6 +251,22 @@ RSpec.describe Status, type: :model do
     end
   end
 
+  describe '.in_chosen_languages' do
+    context 'for accounts with language filters' do
+      let(:user) { Fabricate(:user, chosen_languages: ['en']) }
+
+      it 'does not include statuses in not in chosen languages' do
+        status = Fabricate(:status, language: 'de')
+        expect(Status.in_chosen_languages(user.account)).not_to include status
+      end
+
+      it 'includes status with unknown language' do
+        status = Fabricate(:status, language: nil)
+        expect(Status.in_chosen_languages(user.account)).to include status
+      end
+    end
+  end
+
   describe '.tagged_with' do
     let(:tag1)     { Fabricate(:tag) }
     let(:tag2)     { Fabricate(:tag) }