Add database support for list show-reply preferences

app/lib/feed_manager.rb

@@ -42,7 +42,8 @@ class FeedManager
   def push_to_list(list, status)
     if status.reply? && status.in_reply_to_account_id != status.account_id
       should_filter = status.in_reply_to_account_id != list.account_id
-      should_filter &&= !ListAccount.where(list_id: list.id, account_id: status.in_reply_to_account_id).exists?
+      should_filter &&= !list.show_all_replies?
+      should_filter &&= !(list.show_list_replies? && ListAccount.where(list_id: list.id, account_id: status.in_reply_to_account_id).exists?)
       return false if should_filter
     end
     return false unless add_to_feed(:list, list.id, status)

app/models/list.rb

@@ -3,11 +3,12 @@
 #
 # Table name: lists
 #
-#  id         :bigint(8)        not null, primary key
-#  account_id :bigint(8)        not null
-#  title      :string           default(""), not null
-#  created_at :datetime         not null
-#  updated_at :datetime         not null
+#  id             :bigint(8)        not null, primary key
+#  account_id     :bigint(8)        not null
+#  title          :string           default(""), not null
+#  created_at     :datetime         not null
+#  updated_at     :datetime         not null
+#  replies_policy :integer          default("list_replies"), not null
 #
 
 class List < ApplicationRecord
@@ -15,6 +16,8 @@ class List < ApplicationRecord
 
   PER_ACCOUNT_LIMIT = 50
 
+  enum replies_policy: [:list_replies, :all_replies, :no_replies], _prefix: :show
+
   belongs_to :account, optional: true
 
   has_many :list_accounts, inverse_of: :list, dependent: :destroy

db/migrate/20181127165847_add_show_replies_to_lists.rb

@@ -0,0 +1,23 @@
+require Rails.root.join('lib', 'mastodon', 'migration_helpers')
+
+class AddShowRepliesToLists < ActiveRecord::Migration[5.2]
+  include Mastodon::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  def up
+    safety_assured do
+      add_column_with_default(
+        :lists,
+        :replies_policy,
+        :integer,
+        allow_null: false,
+        default: 0
+      )
+    end
+  end
+
+  def down
+    remove_column :lists, :replies_policy
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2018_11_27_130500) do
+ActiveRecord::Schema.define(version: 2018_11_27_165847) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -293,6 +293,7 @@ ActiveRecord::Schema.define(version: 2018_11_27_130500) do
     t.string "title", default: "", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.integer "replies_policy", default: 0, null: false
     t.index ["account_id"], name: "index_lists_on_account_id"
   end