From 0d0d754b27c7258ca951db591f1441a2c1cab26e Mon Sep 17 00:00:00 2001
From: noellabo <noel.yoshiba@gmail.com>
Date: Sun, 15 Nov 2020 15:57:58 +0900
Subject: [PATCH] Improved timeline merge for account subscriptions and add
 option to subscribe to media only

---
 Gemfile                                       |  1 +
 Gemfile.lock                                  | 13 ++++
 app/controllers/api/v1/accounts_controller.rb |  4 +-
 .../api/v1/domain_subscribes_controller.rb    |  2 +-
 .../api/v1/follow_tags_controller.rb          |  2 +-
 .../api/v1/keyword_subscribes_controller.rb   |  2 +-
 .../settings/account_subscribes_controller.rb |  8 +--
 .../settings/domain_subscribes_controller.rb  |  2 +-
 .../settings/follow_tags_controller.rb        |  2 +-
 .../settings/keyword_subscribes_controller.rb |  2 +-
 app/lib/activitypub/activity/block.rb         |  2 +-
 app/lib/feed_manager.rb                       | 72 +++++++++++--------
 app/models/account_subscribe.rb               |  4 +-
 app/models/concerns/account_interactions.rb   | 10 +--
 app/models/domain_subscribe.rb                |  2 +
 app/models/follow.rb                          |  3 +-
 app/models/follow_request.rb                  |  1 -
 app/models/follow_tag.rb                      |  2 +
 app/models/form/account_subscribe.rb          |  1 +
 app/models/keyword_subscribe.rb               |  6 +-
 app/services/account_subscribe_service.rb     | 30 +++++---
 app/services/block_service.rb                 |  4 +-
 app/services/fan_out_on_write_service.rb      | 16 ++---
 app/services/unsubscribe_account_service.rb   | 27 +++----
 .../_account_subscribe.html.haml              |  3 +
 .../account_subscribes/_fields.html.haml      |  3 +
 .../account_subscribes/index.html.haml        |  1 +
 .../_domain_subscribe.html.haml               |  3 +
 .../domain_subscribes/_fields.html.haml       |  3 +
 .../domain_subscribes/index.html.haml         |  1 +
 .../settings/follow_tags/_fields.html.haml    |  3 +
 .../follow_tags/_follow_tag.html.haml         |  3 +
 .../settings/follow_tags/index.html.haml      |  1 +
 .../keyword_subscribes/_fields.html.haml      |  3 +
 .../_keyword_subscribe.html.haml              |  3 +
 .../keyword_subscribes/index.html.haml        |  1 +
 app/workers/merge_worker.rb                   | 10 ++-
 app/workers/unmerge_worker.rb                 | 10 ++-
 config/locales/simple_form.en.yml             |  9 +++
 config/locales/simple_form.ja.yml             |  9 +++
 ...549_add_media_only_to_account_subscribe.rb | 17 +++++
 ...3317_add_media_only_to_domain_subscribe.rb | 17 +++++
 ...331_add_media_only_to_keyword_subscribe.rb | 17 +++++
 ...1114013422_add_media_only_to_follow_tag.rb | 17 +++++
 db/schema.rb                                  |  5 +-
 45 files changed, 264 insertions(+), 93 deletions(-)
 create mode 100644 db/migrate/20201114012549_add_media_only_to_account_subscribe.rb
 create mode 100644 db/migrate/20201114013317_add_media_only_to_domain_subscribe.rb
 create mode 100644 db/migrate/20201114013331_add_media_only_to_keyword_subscribe.rb
 create mode 100644 db/migrate/20201114013422_add_media_only_to_follow_tag.rb

diff --git a/Gemfile b/Gemfile
index 2dda4aa7f..3763721c6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -24,6 +24,7 @@ gem 'paperclip', '~> 6.0'
 gem 'blurhash', '~> 0.1'
 
 gem 'active_model_serializers', '~> 0.10'
+gem 'active_record_extended', git: 'https://github.com/GeorgeKaraszi/ActiveRecordExtended.git', ref: '8c9d1a3e72aabf1a4f1fbeeb93a6e0f170fd0c3e'
 gem 'addressable', '~> 2.8'
 gem 'bootsnap', '~> 1.6.0', require: false
 gem 'browser'
diff --git a/Gemfile.lock b/Gemfile.lock
index 266ce3759..0548c0211 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,3 +1,13 @@
+GIT
+  remote: https://github.com/GeorgeKaraszi/ActiveRecordExtended.git
+  revision: 8c9d1a3e72aabf1a4f1fbeeb93a6e0f170fd0c3e
+  ref: 8c9d1a3e72aabf1a4f1fbeeb93a6e0f170fd0c3e
+  specs:
+    active_record_extended (2.0.0)
+      activerecord (>= 5.1, < 6.2)
+      ar_outer_joins (~> 0.2)
+      pg (< 3.0)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -74,6 +84,8 @@ GEM
     annotate (3.1.1)
       activerecord (>= 3.2, < 7.0)
       rake (>= 10.4, < 14.0)
+    ar_outer_joins (0.2.0)
+      activerecord (>= 3.2)
     ast (2.4.2)
     attr_encrypted (3.1.0)
       encryptor (~> 3.0.0)
@@ -668,6 +680,7 @@ PLATFORMS
 
 DEPENDENCIES
   active_model_serializers (~> 0.10)
+  active_record_extended!
   active_record_query_trace (~> 1.8)
   addressable (~> 2.8)
   annotate (~> 3.1)
diff --git a/app/controllers/api/v1/accounts_controller.rb b/app/controllers/api/v1/accounts_controller.rb
index 1e4cdc555..59d91318a 100644
--- a/app/controllers/api/v1/accounts_controller.rb
+++ b/app/controllers/api/v1/accounts_controller.rb
@@ -39,7 +39,7 @@ class Api::V1::AccountsController < Api::BaseController
   end
 
   def subscribe
-    AccountSubscribeService.new.call(current_user.account, @account, reblogs: truthy_param?(:reblogs), list_id: params[:list_id])
+    AccountSubscribeService.new.call(current_user.account, @account, reblogs: truthy_param?(:reblogs), media_only: truthy_param?(:media_only) || false, list_id: params[:list_id])
     render json: @account, serializer: REST::RelationshipSerializer, relationships: relationships
   end
 
@@ -59,7 +59,7 @@ class Api::V1::AccountsController < Api::BaseController
   end
 
   def unsubscribe
-    UnsubscribeAccountService.new.call(current_user.account, @account, params[:list_id])
+    UnsubscribeAccountService.new.call(current_user.account, @account, list_id: params[:list_id])
     render json: @account, serializer: REST::RelationshipSerializer, relationships: relationships
   end
 
diff --git a/app/controllers/api/v1/domain_subscribes_controller.rb b/app/controllers/api/v1/domain_subscribes_controller.rb
index 40cf75333..202c8e9eb 100644
--- a/app/controllers/api/v1/domain_subscribes_controller.rb
+++ b/app/controllers/api/v1/domain_subscribes_controller.rb
@@ -29,6 +29,6 @@ class Api::V1::DomainSubscribesController < Api::BaseController
   end
 
   def domain_subscribe_params
-    params.permit(:domain, :list_id, :exclude_reblog)
+    params.permit(:domain, :list_id, :exclude_reblog, :media_only)
   end
 end
diff --git a/app/controllers/api/v1/follow_tags_controller.rb b/app/controllers/api/v1/follow_tags_controller.rb
index 95682ec7d..86c9231de 100644
--- a/app/controllers/api/v1/follow_tags_controller.rb
+++ b/app/controllers/api/v1/follow_tags_controller.rb
@@ -38,6 +38,6 @@ class Api::V1::FollowTagsController < Api::BaseController
   end
 
   def follow_tag_params
-    params.permit(:name)
+    params.permit(:name, :media_only)
   end
 end
diff --git a/app/controllers/api/v1/keyword_subscribes_controller.rb b/app/controllers/api/v1/keyword_subscribes_controller.rb
index 772e9e420..b0dd38d18 100644
--- a/app/controllers/api/v1/keyword_subscribes_controller.rb
+++ b/app/controllers/api/v1/keyword_subscribes_controller.rb
@@ -44,6 +44,6 @@ class Api::V1::KeywordSubscribesController < Api::BaseController
   end
 
   def resource_params
-    params.permit(:name, :keyword, :exclude_keyword, :ignorecase, :regexp, :ignore_block, :disabled, :list_id)
+    params.permit(:name, :keyword, :exclude_keyword, :ignorecase, :regexp, :ignore_block, :media_only, :disabled, :list_id)
   end
 end
diff --git a/app/controllers/settings/account_subscribes_controller.rb b/app/controllers/settings/account_subscribes_controller.rb
index 594cd4a0d..74e47e81f 100644
--- a/app/controllers/settings/account_subscribes_controller.rb
+++ b/app/controllers/settings/account_subscribes_controller.rb
@@ -16,7 +16,7 @@ class Settings::AccountSubscribesController < Settings::BaseController
 
   def create
     @form_account_subscribing = Form::AccountSubscribe.new(account_subscribe_params)
-    target_account = AccountSubscribeService.new.call(current_account, @form_account_subscribing.acct, { show_reblogs: @form_account_subscribing.show_reblogs, list_id: @form_account_subscribing.list_id })
+    target_account = AccountSubscribeService.new.call(current_account, @form_account_subscribing.acct, { show_reblogs: @form_account_subscribing.show_reblogs, list_id: @form_account_subscribing.list_id, media_only: @form_account_subscribing.media_only })
 
     if target_account
       redirect_to settings_account_subscribes_path
@@ -38,7 +38,7 @@ class Settings::AccountSubscribesController < Settings::BaseController
   end
 
   def destroy
-    UnsubscribeAccountService.new.call(current_account, @account_subscribing.target_account, @account_subscribing.list_id)
+    UnsubscribeAccountService.new.call(current_account, @account_subscribing.target_account, list_id: @account_subscribing.list_id)
     redirect_to settings_account_subscribes_path
   end
 
@@ -46,7 +46,7 @@ class Settings::AccountSubscribesController < Settings::BaseController
 
   def set_account_subscribing
     @account_subscribing = current_account.active_subscribes.find(params[:id])
-    @form_account_subscribing = Form::AccountSubscribe.new(id: @account_subscribing.id, acct: @account_subscribing.target_account.acct, show_reblogs: @account_subscribing.show_reblogs, list_id: @account_subscribing.list_id)
+    @form_account_subscribing = Form::AccountSubscribe.new(id: @account_subscribing.id, acct: @account_subscribing.target_account.acct, show_reblogs: @account_subscribing.show_reblogs, list_id: @account_subscribing.list_id, media_only: @account_subscribing.media_only)
   end
 
   def set_account_subscribings
@@ -69,6 +69,6 @@ class Settings::AccountSubscribesController < Settings::BaseController
   end
 
   def resource_params
-    params.require(:form_account_subscribe).permit(:acct, :show_reblogs, :list_id)
+    params.require(:form_account_subscribe).permit(:acct, :show_reblogs, :list_id, :media_only)
   end
 end
diff --git a/app/controllers/settings/domain_subscribes_controller.rb b/app/controllers/settings/domain_subscribes_controller.rb
index 95c459323..ae3ad51d3 100644
--- a/app/controllers/settings/domain_subscribes_controller.rb
+++ b/app/controllers/settings/domain_subscribes_controller.rb
@@ -68,6 +68,6 @@ class Settings::DomainSubscribesController < Settings::BaseController
   end
 
   def resource_params
-    params.require(:domain_subscribe).permit(:domain, :list_id, :exclude_reblog)
+    params.require(:domain_subscribe).permit(:domain, :list_id, :exclude_reblog, :media_only)
   end
 end
diff --git a/app/controllers/settings/follow_tags_controller.rb b/app/controllers/settings/follow_tags_controller.rb
index 99aa057e9..8551b8dcc 100644
--- a/app/controllers/settings/follow_tags_controller.rb
+++ b/app/controllers/settings/follow_tags_controller.rb
@@ -69,6 +69,6 @@ class Settings::FollowTagsController < Settings::BaseController
   end
 
   def resource_params
-    params.require(:follow_tag).permit(:name, :list_id)
+    params.require(:follow_tag).permit(:name, :list_id, :media_only)
   end
 end
diff --git a/app/controllers/settings/keyword_subscribes_controller.rb b/app/controllers/settings/keyword_subscribes_controller.rb
index 466861f6b..660d286d1 100644
--- a/app/controllers/settings/keyword_subscribes_controller.rb
+++ b/app/controllers/settings/keyword_subscribes_controller.rb
@@ -69,7 +69,7 @@ class Settings::KeywordSubscribesController < ApplicationController
   end
 
   def resource_params
-    params.require(:keyword_subscribe).permit(:name, :keyword, :exclude_keyword, :ignorecase, :regexp, :ignore_block, :disabled, :list_id)
+    params.require(:keyword_subscribe).permit(:name, :keyword, :exclude_keyword, :ignorecase, :regexp, :ignore_block, :disabled, :list_id, :media_only)
   end
 
   def set_body_classes
diff --git a/app/lib/activitypub/activity/block.rb b/app/lib/activitypub/activity/block.rb
index 65b1edd5a..72ea8ca50 100644
--- a/app/lib/activitypub/activity/block.rb
+++ b/app/lib/activitypub/activity/block.rb
@@ -14,7 +14,7 @@ class ActivityPub::Activity::Block < ActivityPub::Activity
     UnfollowService.new.call(@account, target_account) if @account.following?(target_account)
     UnfollowService.new.call(target_account, @account) if target_account.following?(@account)
     RejectFollowService.new.call(target_account, @account) if target_account.requested?(@account)
-    UnsubscribeAccountService.new.call(target_account, @account, :all)
+    UnsubscribeAccountService.new.call(target_account, @account, list_id: :all)
 
     unless delete_arrived_first?(@json['id'])
       BlockWorker.perform_async(@account.id, target_account.id)
diff --git a/app/lib/feed_manager.rb b/app/lib/feed_manager.rb
index c661c5217..ba9cdcab1 100644
--- a/app/lib/feed_manager.rb
+++ b/app/lib/feed_manager.rb
@@ -100,14 +100,41 @@ class FeedManager
   # @param [Account] from_account
   # @param [Account] into_account
   # @return [void]
-  def merge_into_home(from_account, into_account, public_only = false)
-    timeline_key = key(:home, into_account.id)
+  def merge_into_home(from_account, into_account, options = {})
+    options = { show_reblogs: true }.merge(options)
+
+    if options[:list_id].nil?
+      list = nil
+      type = :home
+      id   = into_account.id
+    else
+      list = List.find(options[:list_id])
+      type = :list
+      id   = options[:list_id]
+    end
+
+    timeline_key = key(type, id)
     aggregate    = into_account.user&.aggregates_reblogs?
-    query        = from_account.statuses.where(visibility: public_only ? :public : [:public, :unlisted, :private]).includes(:preloadable_poll, reblog: :account).limit(FeedManager::MAX_ITEMS / 4)
+
+    query        = from_account.statuses
+    query        = query.where(visibility: options[:public_only] ? :public : [:public, :unlisted, :private])
+
+    if options[:show_reblogs] && options[:media_only]
+      query = begin
+        Status
+          .union(query.where(reblog_of_id: nil).joins(:media_attachments))
+          .union(query.where.not(reblog_of_id: nil).joins({:reblog => :media_attachments}))
+      end
+    else
+      query      = query.joins(:media_attachments) if options[:media_only]
+      query      = query.where(reblog_of_id: nil) if options[:show_reblogs] == false
+    end
+
+    query        = query.includes(:preloadable_poll, reblog: :account).limit(FeedManager::MAX_ITEMS / 4)
 
     if redis.zcard(timeline_key) >= FeedManager::MAX_ITEMS / 4
-      oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true).first.last.to_i
-      query = query.where('id > ?', oldest_home_score)
+      oldest_home_score = redis.zrange(timeline_key, 0, 0).first.to_i
+      query = query.where('id >= ?', oldest_home_score)
     end
 
     statuses = query.to_a
@@ -115,37 +142,20 @@ class FeedManager
 
     statuses.each do |status|
       next if filter_from_home?(status, into_account.id, crutches)
+      next if !list.nil? && filter_from_list?(status, list)
 
-      add_to_feed(:home, into_account.id, status, aggregate)
+      add_to_feed(type, id, status, aggregate)
     end
 
-    trim(:home, into_account.id)
+    trim(type, id)
   end
 
   # Fill a list feed with an account's statuses
   # @param [Account] from_account
   # @param [List] list
   # @return [void]
-  def merge_into_list(from_account, list)
-    timeline_key = key(:list, list.id)
-    aggregate    = list.account.user&.aggregates_reblogs?
-    query        = from_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, reblog: :account).limit(FeedManager::MAX_ITEMS / 4)
-
-    if redis.zcard(timeline_key) >= FeedManager::MAX_ITEMS / 4
-      oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true).first.last.to_i
-      query = query.where('id > ?', oldest_home_score)
-    end
-
-    statuses = query.to_a
-    crutches = build_crutches(list.account_id, statuses)
-
-    statuses.each do |status|
-      next if filter_from_home?(status, list.account_id, crutches) || filter_from_list?(status, list)
-
-      add_to_feed(:list, list.id, status, aggregate)
-    end
-
-    trim(:list, list.id)
+  def merge_into_list(from_account, list, options = {})
+    merge_into_home(from_account, list.account, options.merge(list_id: list.id))
   end
 
   # Remove an account's statuses from a home feed
@@ -154,9 +164,9 @@ class FeedManager
   # @return [void]
   def unmerge_from_home(from_account, into_account)
     timeline_key      = key(:home, into_account.id)
-    oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true)&.first&.last&.to_i || 0
+    oldest_home_score = redis.zrange(timeline_key, 0, 0)&.first&.to_i || 0
 
-    from_account.statuses.select('id, reblog_of_id').where('id > ?', oldest_home_score).reorder(nil).find_each do |status|
+    from_account.statuses.select('id, reblog_of_id').where('id >= ?', oldest_home_score).reorder(nil).find_each do |status|
       remove_from_feed(:home, into_account.id, status, into_account.user&.aggregates_reblogs?)
     end
   end
@@ -167,9 +177,9 @@ class FeedManager
   # @return [void]
   def unmerge_from_list(from_account, list)
     timeline_key      = key(:list, list.id)
-    oldest_list_score = redis.zrange(timeline_key, 0, 0, with_scores: true)&.first&.last&.to_i || 0
+    oldest_list_score = redis.zrange(timeline_key, 0, 0)&.first&.to_i || 0
 
-    from_account.statuses.select('id, reblog_of_id').where('id > ?', oldest_list_score).reorder(nil).find_each do |status|
+    from_account.statuses.select('id, reblog_of_id').where('id >= ?', oldest_list_score).reorder(nil).find_each do |status|
       remove_from_feed(:list, list.id, status, list.account.user&.aggregates_reblogs?)
     end
   end
diff --git a/app/models/account_subscribe.rb b/app/models/account_subscribe.rb
index 46776feac..589d00f4c 100644
--- a/app/models/account_subscribe.rb
+++ b/app/models/account_subscribe.rb
@@ -5,10 +5,11 @@
 #  id                :bigint(8)        not null, primary key
 #  account_id        :bigint(8)
 #  target_account_id :bigint(8)
-#  show_reblogs      :boolean          default(TRUE), not null
 #  created_at        :datetime         not null
 #  updated_at        :datetime         not null
 #  list_id           :bigint(8)
+#  show_reblogs      :boolean          default(TRUE), not null
+#  media_only        :boolean          default(FALSE), not null
 #
 
 class AccountSubscribe < ApplicationRecord
@@ -26,6 +27,7 @@ class AccountSubscribe < ApplicationRecord
   scope :home, -> { where(list_id: nil) }
   scope :list, -> { where.not(list_id: nil) }
   scope :with_reblog, ->(reblog) { where(show_reblogs: true) if reblog }
+  scope :with_media, ->(status) { where(media_only: false) unless status.with_media? }
 
   after_create :increment_cache_counters
   after_destroy :decrement_cache_counters
diff --git a/app/models/concerns/account_interactions.rb b/app/models/concerns/account_interactions.rb
index d8139fc9a..556fbdbc4 100644
--- a/app/models/concerns/account_interactions.rb
+++ b/app/models/concerns/account_interactions.rb
@@ -211,11 +211,13 @@ module AccountInteractions
     block&.destroy
   end
 
-  def subscribe!(other_account, reblogs = true, list_id = nil)
-    rel = active_subscribes.create_with(show_reblogs: reblogs)
-                           .find_or_create_by!(target_account: other_account, list_id: list_id)
+  def subscribe!(other_account, options = {})
+    options = { show_reblogs: true, list_id: nil, media_only: false }.merge(options)
 
-    rel.update!(show_reblogs: reblogs)
+    rel = active_subscribes.create_with(show_reblogs: options[:show_reblogs], media_only: options[:media_only] || false)
+                           .find_or_create_by!(target_account: other_account, list_id: options[:list_id])
+
+    rel.update!(show_reblogs: options[:show_reblogs], media_only: options[:media_only] || false)
     remove_potential_friendship(other_account)
 
     rel
diff --git a/app/models/domain_subscribe.rb b/app/models/domain_subscribe.rb
index 48eef4fb5..3c71ef473 100644
--- a/app/models/domain_subscribe.rb
+++ b/app/models/domain_subscribe.rb
@@ -9,6 +9,7 @@
 #  created_at     :datetime         not null
 #  updated_at     :datetime         not null
 #  exclude_reblog :boolean          default(TRUE)
+#  media_only     :boolean          default(FALSE), not null
 #
 
 class DomainSubscribe < ApplicationRecord
@@ -21,4 +22,5 @@ class DomainSubscribe < ApplicationRecord
   scope :domain_to_home, ->(domain) { where(domain: domain).where(list_id: nil) }
   scope :domain_to_list, ->(domain) { where(domain: domain).where.not(list_id: nil) }
   scope :with_reblog, ->(reblog) { where(exclude_reblog: false) if reblog }
+  scope :with_media, ->(status) { where(media_only: false) unless status.with_media? }
 end
diff --git a/app/models/follow.rb b/app/models/follow.rb
index 99b8b8e2a..32d7a325f 100644
--- a/app/models/follow.rb
+++ b/app/models/follow.rb
@@ -10,9 +10,8 @@
 #  target_account_id :bigint(8)        not null
 #  show_reblogs      :boolean          default(TRUE), not null
 #  uri               :string
-#  notify            :boolean          default(FALSE), not null
-#  private           :boolean          default(TRUE), not null
 #  delivery          :boolean          default(TRUE), not null
+#  notify            :boolean          default(FALSE), not null
 #
 
 class Follow < ApplicationRecord
diff --git a/app/models/follow_request.rb b/app/models/follow_request.rb
index c90e14389..5ac12ad02 100644
--- a/app/models/follow_request.rb
+++ b/app/models/follow_request.rb
@@ -31,7 +31,6 @@ class FollowRequest < ApplicationRecord
 
   def authorize!
     account.follow!(target_account, reblogs: show_reblogs, notify: notify, delivery: delivery, uri: uri, bypass_limit: true)
-    UnsubscribeAccountService.new.call(account, target_account) if account.subscribing?(target_account)
     MergeWorker.perform_async(target_account.id, account.id) if account.local? && delivery?
     destroy!
   end
diff --git a/app/models/follow_tag.rb b/app/models/follow_tag.rb
index 25ed799f9..d9d4d96fc 100644
--- a/app/models/follow_tag.rb
+++ b/app/models/follow_tag.rb
@@ -8,6 +8,7 @@
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #  list_id    :bigint(8)
+#  media_only :boolean          default(FALSE), not null
 #
 
 class FollowTag < ApplicationRecord
@@ -23,6 +24,7 @@ class FollowTag < ApplicationRecord
 
   scope :home, -> { where(list_id: nil) }
   scope :list, -> { where.not(list_id: nil) }
+  scope :with_media, ->(status) { where(media_only: false) unless status.with_media? }
 
   def name=(str)
     self.tag = Tag.find_or_create_by_names(str.strip)&.first
diff --git a/app/models/form/account_subscribe.rb b/app/models/form/account_subscribe.rb
index 664ac914e..aaee5b722 100644
--- a/app/models/form/account_subscribe.rb
+++ b/app/models/form/account_subscribe.rb
@@ -6,6 +6,7 @@ class Form::AccountSubscribe
   attribute :acct, :string
   attribute :show_reblogs, :boolean, default: true
   attribute :list_id, :integer
+  attribute :media_only, :boolean, default: false
 
   def acct=(val)
     super(val.to_s.strip.gsub(/\A@/, ''))
diff --git a/app/models/keyword_subscribe.rb b/app/models/keyword_subscribe.rb
index d7d773b87..a9e30d33c 100644
--- a/app/models/keyword_subscribe.rb
+++ b/app/models/keyword_subscribe.rb
@@ -14,6 +14,7 @@
 #  disabled        :boolean          default(FALSE)
 #  exclude_keyword :string           default(""), not null
 #  list_id         :bigint(8)
+#  media_only      :boolean          default(FALSE), not null
 #
 
 class KeywordSubscribe < ApplicationRecord
@@ -30,8 +31,9 @@ class KeywordSubscribe < ApplicationRecord
   scope :ignore_block, -> { where(ignore_block: true) }
   scope :home, -> { where(list_id: nil) }
   scope :list, -> { where.not(list_id: nil) }
-  scope :without_local_followed_home, ->(account) { home.where.not(account: account.delivery_followers.local).where.not(account: account.subscribers.local) }
-  scope :without_local_followed_list, ->(account) { list.where.not(list_id: ListAccount.followed_lists(account)).where.not(list_id: AccountSubscribe.subscribed_lists(account)) }
+  scope :without_local_followed_home, ->(account) { home.where.not(account: account.delivery_followers.local) }
+  scope :without_local_followed_list, ->(account) { list.where.not(list_id: ListAccount.followed_lists(account)) }
+  scope :with_media, ->(status) { where(media_only: false) unless status.with_media? }
 
   def keyword=(val)
     super(regexp ? val : keyword_normalization(val))
diff --git a/app/services/account_subscribe_service.rb b/app/services/account_subscribe_service.rb
index 7d5675a86..f669d1871 100644
--- a/app/services/account_subscribe_service.rb
+++ b/app/services/account_subscribe_service.rb
@@ -5,30 +5,38 @@ class AccountSubscribeService < BaseService
   # @param [Account] source_account From which to subscribe
   # @param [String, Account] uri User URI to subscribe in the form of username@domain (or account record)
   def call(source_account, target_acct, options = {})
-    @options = { show_reblogs: true, list_id: nil }.merge(options)
+    @source_account = source_account
+    @options = { show_reblogs: true, list_id: nil, media_only: false }.merge(options)
 
     if target_acct.class.name == 'Account'
-      target_account = target_acct
+      @target_account = target_acct
     else
       begin
-        target_account = ResolveAccountService.new.call(target_acct, skip_webfinger: true)
-        target_account ||= ResolveAccountService.new.call(target_acct, skip_webfinger: false)
+        @target_account = ResolveAccountService.new.call(target_acct, skip_webfinger: true)
+        @target_account ||= ResolveAccountService.new.call(target_acct, skip_webfinger: false)
       rescue
-        target_account = nil
+        @target_account = nil
       end
     end
 
-    raise ActiveRecord::RecordNotFound if target_account.nil? || target_account.id == source_account.id || target_account.suspended?
-    raise Mastodon::NotPermittedError  if target_account.blocking?(source_account) || source_account.blocking?(target_account) || (!target_account.local? && target_account.ostatus?) || source_account.domain_blocking?(target_account.domain)
+    raise ActiveRecord::RecordNotFound if @target_account.nil? || @target_account.id == @source_account.id || @target_account.suspended?
+    raise Mastodon::NotPermittedError  if @target_account.blocking?(@source_account) || @source_account.blocking?(@target_account) || (!@target_account.local? && @target_account.ostatus?) || @source_account.domain_blocking?(@target_account.domain)
 
-    if source_account.subscribing?(target_account, @options[:list_id])
-      return
+    if @source_account.subscribing?(@target_account, @options[:list_id])
+      return change_subscribe_options!
     end
 
     ActivityTracker.increment('activity:interactions')
 
-    subscribe = source_account.subscribe!(target_account, @options[:show_reblogs], @options[:list_id])
-    MergeWorker.perform_async(target_account.id, source_account.id, true) if @options[:list_id].nil?
+    subscribe = @source_account.subscribe!(@target_account, @options)
+    MergeWorker.perform_async(@target_account.id, @source_account.id, @options.merge(public_only: true))
     subscribe
   end
+
+  private
+
+  def change_subscribe_options!
+    @source_account.subscribe!(@target_account, @options)
+  end
+
 end
diff --git a/app/services/block_service.rb b/app/services/block_service.rb
index 9deb91d76..68e787f02 100644
--- a/app/services/block_service.rb
+++ b/app/services/block_service.rb
@@ -9,8 +9,8 @@ class BlockService < BaseService
     UnfollowService.new.call(account, target_account) if account.following?(target_account)
     UnfollowService.new.call(target_account, account) if target_account.following?(account)
     RejectFollowService.new.call(target_account, account) if target_account.requested?(account)
-    UnsubscribeAccountService.new.call(account, target_account, :all)
-    UnsubscribeAccountService.new.call(target_account, account, :all)
+    UnsubscribeAccountService.new.call(account, target_account, list_id: :all)
+    UnsubscribeAccountService.new.call(target_account, account, list_id: :all)
 
     block = account.block!(target_account)
 
diff --git a/app/services/fan_out_on_write_service.rb b/app/services/fan_out_on_write_service.rb
index 1aad92065..2ff9b28b7 100644
--- a/app/services/fan_out_on_write_service.rb
+++ b/app/services/fan_out_on_write_service.rb
@@ -68,7 +68,7 @@ class FanOutOnWriteService < BaseService
   def deliver_to_subscribers(status)
     Rails.logger.debug "Delivering status #{status.id} to subscribers"
 
-    status.account.subscribers_for_local_distribution.with_reblog(status.reblog?).select(:id, :account_id).reorder(nil).find_in_batches do |subscribings|
+    status.account.subscribers_for_local_distribution.with_reblog(status.reblog?).with_media(status.proper).select(:id, :account_id).reorder(nil).find_in_batches do |subscribings|
       FeedInsertWorker.push_bulk(subscribings) do |subscribing|
         [status.id, subscribing.account_id, :home]
       end
@@ -78,7 +78,7 @@ class FanOutOnWriteService < BaseService
   def deliver_to_subscribers_lists(status)
     Rails.logger.debug "Delivering status #{status.id} to subscribers lists"
 
-    status.account.list_subscribers_for_local_distribution.with_reblog(status.reblog?).select(:id, :list_id).reorder(nil).find_in_batches do |subscribings|
+    status.account.list_subscribers_for_local_distribution.with_reblog(status.reblog?).with_media(status.proper).select(:id, :list_id).reorder(nil).find_in_batches do |subscribings|
       FeedInsertWorker.push_bulk(subscribings) do |subscribing|
         [status.id, subscribing.list_id, :list]
       end
@@ -93,7 +93,7 @@ class FanOutOnWriteService < BaseService
   end
 
   def deliver_to_domain_subscribers_home(status)
-    DomainSubscribe.domain_to_home(status.account.domain).with_reblog(status.reblog?).select(:id, :account_id).find_in_batches do |subscribes|
+    DomainSubscribe.domain_to_home(status.account.domain).with_reblog(status.reblog?).with_media(status.proper).select(:id, :account_id).find_in_batches do |subscribes|
       FeedInsertWorker.push_bulk(subscribes) do |subscribe|
         [status.id, subscribe.account_id, :home]
       end
@@ -101,7 +101,7 @@ class FanOutOnWriteService < BaseService
   end
 
   def deliver_to_domain_subscribers_list(status)
-    DomainSubscribe.domain_to_list(status.account.domain).with_reblog(status.reblog?).select(:id, :list_id).find_in_batches do |subscribes|
+    DomainSubscribe.domain_to_list(status.account.domain).with_reblog(status.reblog?).with_media(status.proper).select(:id, :list_id).find_in_batches do |subscribes|
       FeedInsertWorker.push_bulk(subscribes) do |subscribe|
         [status.id, subscribe.list_id, :list]
       end
@@ -118,7 +118,7 @@ class FanOutOnWriteService < BaseService
   def deliver_to_keyword_subscribers_home(status)
     match_accounts = []
 
-    KeywordSubscribe.active.without_local_followed_home(status.account).order(:account_id).each do |keyword_subscribe|
+    KeywordSubscribe.active.with_media(status.proper).without_local_followed_home(status.account).order(:account_id).each do |keyword_subscribe|
       next if match_accounts[-1] == keyword_subscribe.account_id
       match_accounts << keyword_subscribe.account_id if keyword_subscribe.match?(status.index_text)
     end
@@ -131,7 +131,7 @@ class FanOutOnWriteService < BaseService
   def deliver_to_keyword_subscribers_list(status)
     match_lists = []
 
-    KeywordSubscribe.active.without_local_followed_list(status.account).order(:list_id).each do |keyword_subscribe|
+    KeywordSubscribe.active.with_media(status.proper).without_local_followed_list(status.account).order(:list_id).each do |keyword_subscribe|
       next if match_lists[-1] == keyword_subscribe.list_id
       match_lists << keyword_subscribe.list_id if keyword_subscribe.match?(status.index_text)
     end
@@ -191,13 +191,13 @@ class FanOutOnWriteService < BaseService
   end
 
   def deliver_to_hashtag_followers_home(status)
-    FeedInsertWorker.push_bulk(FollowTag.home.where(tag: status.tags).pluck(:account_id).uniq) do |follower|
+    FeedInsertWorker.push_bulk(FollowTag.home.where(tag: status.tags).with_media(status.proper).pluck(:account_id).uniq) do |follower|
       [status.id, follower, :home]
     end
   end
 
   def deliver_to_hashtag_followers_list(status)
-    FeedInsertWorker.push_bulk(FollowTag.list.where(tag: status.tags).pluck(:list_id).uniq) do |list_id|
+    FeedInsertWorker.push_bulk(FollowTag.list.where(tag: status.tags).with_media(status.proper).pluck(:list_id).uniq) do |list_id|
       [status.id, list_id, :list]
     end
   end
diff --git a/app/services/unsubscribe_account_service.rb b/app/services/unsubscribe_account_service.rb
index 939cbe5b8..92995d3f3 100644
--- a/app/services/unsubscribe_account_service.rb
+++ b/app/services/unsubscribe_account_service.rb
@@ -4,20 +4,21 @@ class UnsubscribeAccountService < BaseService
   # UnsubscribeAccount
   # @param [Account] source_account Where to unsubscribe from
   # @param [Account] target_account Which to unsubscribe
-  def call(source_account, target_account, list_id = nil)
-    if (list_id == :all)
-      AccountSubscribe.where(account: source_account, target_account: target_account).each do |subscribe|
-        subscribe.destroy!
-        UnmergeWorker.perform_async(target_account.id, source_account.id) if subscribe.list_id.nil?
-      end
+  def call(source_account, target_account, options = {})
+    if (options[:list_id] == :all)
+      subscribes = AccountSubscribe.where(account: source_account, target_account: target_account)
+    else
+      subscribes = AccountSubscribe.where(account: source_account, target_account: target_account, list_id: options[:list_id])
     end
 
-    subscribe = AccountSubscribe.find_by(account: source_account, target_account: target_account, list_id: list_id)
-
-    return unless subscribe
-
-    subscribe.destroy!
-    UnmergeWorker.perform_async(target_account.id, source_account.id) if list_id.nil?
-    subscribe
+    subscribes.each do |subscribe|
+      list_id = subscribe.list_id
+      subscribe.destroy!
+      if list_id.nil? && !source_account.delivery_following?(target_account)
+        UnmergeWorker.perform_async(target_account.id, source_account.id)
+      elsif !ListAccount.where(list_id: list_id, account_id: target_account.id).exists?
+        UnmergeWorker.perform_async(target_account.id, source_account.id, list_id: list_id)
+      end
+    end
   end
 end
diff --git a/app/views/settings/account_subscribes/_account_subscribe.html.haml b/app/views/settings/account_subscribes/_account_subscribe.html.haml
index a400b24b7..cba041c02 100644
--- a/app/views/settings/account_subscribes/_account_subscribe.html.haml
+++ b/app/views/settings/account_subscribes/_account_subscribe.html.haml
@@ -4,6 +4,9 @@
   %td.nowrap.symbol
     - if account_subscribe.show_reblogs
       = fa_icon('check')
+  %td.nowrap.symbol
+    - if account_subscribe.media_only
+      = fa_icon('check')
   %td.nowrap
     - if account_subscribe.list_id
       = fa_icon 'list-ul'
diff --git a/app/views/settings/account_subscribes/_fields.html.haml b/app/views/settings/account_subscribes/_fields.html.haml
index 1662dc86c..2c54c4dbd 100644
--- a/app/views/settings/account_subscribes/_fields.html.haml
+++ b/app/views/settings/account_subscribes/_fields.html.haml
@@ -4,6 +4,9 @@
 .fields-group
   = f.input :show_reblogs, as: :boolean, wrapper: :with_label
 
+.fields-group
+  = f.input :media_only, as: :boolean, wrapper: :with_label
+
 .fields-group
   = f.label :list_id
   = f.collection_select :list_id, home_list_new(@lists), :first, :last
diff --git a/app/views/settings/account_subscribes/index.html.haml b/app/views/settings/account_subscribes/index.html.haml
index 573da4a63..4b6e2d1f0 100644
--- a/app/views/settings/account_subscribes/index.html.haml
+++ b/app/views/settings/account_subscribes/index.html.haml
@@ -16,6 +16,7 @@
         %tr
           %th= t('simple_form.labels.form_account_subscribe.acct')
           %th.nowrap.symbol= t('simple_form.labels.form_account_subscribe.reblog')
+          %th.nowrap.symbol= t('simple_form.labels.form_account_subscribe.media_only')
           %th.nowrap= t('simple_form.labels.form_account_subscribe.timeline')
           %th.nowrap
       %tbody
diff --git a/app/views/settings/domain_subscribes/_domain_subscribe.html.haml b/app/views/settings/domain_subscribes/_domain_subscribe.html.haml
index 10a786c50..93c3fe96d 100644
--- a/app/views/settings/domain_subscribes/_domain_subscribe.html.haml
+++ b/app/views/settings/domain_subscribes/_domain_subscribe.html.haml
@@ -4,6 +4,9 @@
   %td.nowrap.symbol
     - if domain_subscribe.exclude_reblog
       = fa_icon('times')
+  %td.nowrap.symbol
+    - if domain_subscribe.media_only
+      = fa_icon('check')
   %td.nowrap
     - if domain_subscribe.list_id
       = fa_icon 'list-ul'
diff --git a/app/views/settings/domain_subscribes/_fields.html.haml b/app/views/settings/domain_subscribes/_fields.html.haml
index 30c5b566d..c0d267cae 100644
--- a/app/views/settings/domain_subscribes/_fields.html.haml
+++ b/app/views/settings/domain_subscribes/_fields.html.haml
@@ -4,6 +4,9 @@
 .fields-group
   = f.input :exclude_reblog, wrapper: :with_label
 
+.fields-group
+  = f.input :media_only, as: :boolean, wrapper: :with_label
+
 .fields-group
   = f.label :list_id
   = f.collection_select :list_id, home_list_new(@lists), :first, :last
diff --git a/app/views/settings/domain_subscribes/index.html.haml b/app/views/settings/domain_subscribes/index.html.haml
index 5080ce9ca..0aa422593 100644
--- a/app/views/settings/domain_subscribes/index.html.haml
+++ b/app/views/settings/domain_subscribes/index.html.haml
@@ -16,6 +16,7 @@
         %tr
           %th= t('simple_form.labels.domain_subscribe.domain')
           %th.nowrap.symbol= t('simple_form.labels.domain_subscribe.reblog')
+          %th.nowrap.symbol= t('simple_form.labels.domain_subscribe.media_only')
           %th.nowrap= t('simple_form.labels.domain_subscribe.timeline')
           %th.nowrap
       %tbody
diff --git a/app/views/settings/follow_tags/_fields.html.haml b/app/views/settings/follow_tags/_fields.html.haml
index a6612fc5e..5ef5dd4c1 100644
--- a/app/views/settings/follow_tags/_fields.html.haml
+++ b/app/views/settings/follow_tags/_fields.html.haml
@@ -1,6 +1,9 @@
 .fields-group
   = f.input :name, wrapper: :with_label
 
+.fields-group
+  = f.input :media_only, as: :boolean, wrapper: :with_label
+
 .fields-group
   = f.label :list_id
   = f.collection_select :list_id, home_list_new(@lists), :first, :last
diff --git a/app/views/settings/follow_tags/_follow_tag.html.haml b/app/views/settings/follow_tags/_follow_tag.html.haml
index 9750247ef..c7ae83047 100644
--- a/app/views/settings/follow_tags/_follow_tag.html.haml
+++ b/app/views/settings/follow_tags/_follow_tag.html.haml
@@ -2,6 +2,9 @@
   %td
     = fa_icon 'hashtag'
     = follow_tag.name
+  %td.nowrap.symbol
+    - if follow_tag.media_only
+      = fa_icon('check')
   %td.nowrap
     - if follow_tag.list_id
       = fa_icon 'list-ul'
diff --git a/app/views/settings/follow_tags/index.html.haml b/app/views/settings/follow_tags/index.html.haml
index f54707275..5afc8407c 100644
--- a/app/views/settings/follow_tags/index.html.haml
+++ b/app/views/settings/follow_tags/index.html.haml
@@ -15,6 +15,7 @@
       %thead
         %tr
           %th= t('simple_form.labels.follow_tag.name')
+          %th.nowrap.symbol= t('simple_form.labels.follow_tag.media_only')
           %th.nowrap= t('simple_form.labels.follow_tag.timeline')
           %th.nowrap
       %tbody
diff --git a/app/views/settings/keyword_subscribes/_fields.html.haml b/app/views/settings/keyword_subscribes/_fields.html.haml
index c40939e1b..5d5208232 100644
--- a/app/views/settings/keyword_subscribes/_fields.html.haml
+++ b/app/views/settings/keyword_subscribes/_fields.html.haml
@@ -16,6 +16,9 @@
 .fields-group
   = f.input :ignore_block, wrapper: :with_label
 
+.fields-group
+  = f.input :media_only, as: :boolean, wrapper: :with_label
+
 .fields-group
   = f.label :list_id
   = f.collection_select :list_id, home_list_new(@lists), :first, :last
diff --git a/app/views/settings/keyword_subscribes/_keyword_subscribe.html.haml b/app/views/settings/keyword_subscribes/_keyword_subscribe.html.haml
index e3d89471b..3d1c0af55 100644
--- a/app/views/settings/keyword_subscribes/_keyword_subscribe.html.haml
+++ b/app/views/settings/keyword_subscribes/_keyword_subscribe.html.haml
@@ -18,6 +18,9 @@
   %td.nowrap
     - if keyword_subscribe.ignore_block
       = t 'keyword_subscribes.ignore_block'
+  %td.nowrap.symbol
+    - if keyword_subscribe.media_only
+      = fa_icon('check')
   %td.nowrap
     - if keyword_subscribe.list_id
       = fa_icon 'list-ul'
diff --git a/app/views/settings/keyword_subscribes/index.html.haml b/app/views/settings/keyword_subscribes/index.html.haml
index ec1b42123..0de79c28a 100644
--- a/app/views/settings/keyword_subscribes/index.html.haml
+++ b/app/views/settings/keyword_subscribes/index.html.haml
@@ -21,6 +21,7 @@
           %th= t('simple_form.labels.keyword_subscribes.keyword')
           %th.nowrap= t('simple_form.labels.keyword_subscribes.ignorecase')
           %th.nowrap= t('simple_form.labels.keyword_subscribes.ignore_block')
+          %th.nowrap= t('simple_form.labels.keyword_subscribes.media_only')
           %th.nowrap= t('simple_form.labels.keyword_subscribes.timeline')
           %th.nowrap= t('simple_form.labels.keyword_subscribes.disabled')
           %th.nowrap
diff --git a/app/workers/merge_worker.rb b/app/workers/merge_worker.rb
index 322d6db9b..7786635ff 100644
--- a/app/workers/merge_worker.rb
+++ b/app/workers/merge_worker.rb
@@ -3,8 +3,14 @@
 class MergeWorker
   include Sidekiq::Worker
 
-  def perform(from_account_id, into_account_id, public_only = false)
-    FeedManager.instance.merge_into_home(Account.find(from_account_id), Account.find(into_account_id), public_only)
+  def perform(from_account_id, into_account_id, options = {})
+    options.symbolize_keys!
+
+    if options[:list_id].nil?
+      FeedManager.instance.merge_into_home(Account.find(from_account_id), Account.find(into_account_id), options)
+    else
+      FeedManager.instance.merge_into_list(Account.find(from_account_id), List.find(options[:list_id]), options)
+    end
   rescue ActiveRecord::RecordNotFound
     true
   ensure
diff --git a/app/workers/unmerge_worker.rb b/app/workers/unmerge_worker.rb
index 1a23faae5..d2a939ef0 100644
--- a/app/workers/unmerge_worker.rb
+++ b/app/workers/unmerge_worker.rb
@@ -5,8 +5,14 @@ class UnmergeWorker
 
   sidekiq_options queue: 'pull'
 
-  def perform(from_account_id, into_account_id)
-    FeedManager.instance.unmerge_from_home(Account.find(from_account_id), Account.find(into_account_id))
+  def perform(from_account_id, into_account_id, options = {})
+    options.symbolize_keys!
+
+    if options[:list_id].nil?
+      FeedManager.instance.unmerge_from_home(Account.find(from_account_id), Account.find(into_account_id))
+    else
+      FeedManager.instance.unmerge_from_list(Account.find(from_account_id), List.find(options[:list_id]))
+    end
   rescue ActiveRecord::RecordNotFound
     true
   end
diff --git a/config/locales/simple_form.en.yml b/config/locales/simple_form.en.yml
index 16800d67f..47a172e43 100644
--- a/config/locales/simple_form.en.yml
+++ b/config/locales/simple_form.en.yml
@@ -71,15 +71,18 @@ en:
       domain_subscribe:
         domain: Specify the domain name of the server you want to subscribe to
         exclude_reblog: Exclude boosted posts from subscription
+        media_only: Target only statuses with media attached
       email_domain_block:
         domain: This can be the domain name that shows up in the e-mail address, the MX record that domain resolves to, or IP of the server that MX record resolves to. Those will be checked upon user sign-up and the sign-up will be rejected.
         with_dns_records: An attempt to resolve the given domain's DNS records will be made and the results will also be blocked
       featured_tag:
         name: 'You might want to use one of these:'
       follow_tag:
+        media_only: Target only statuses with media attached
         name: Specify the name of the hashtag without '#' you want to follow
       form_account_subscribe:
         acct: Specify the username@domain of the account you want to subscribe
+        media_only: Target only statuses with media attached
         show_reblogs: Show boosted posts from subscription
       form_challenge:
         current_password: You are entering a secure area
@@ -99,6 +102,7 @@ en:
         exclude_keyword: List multiple excluded keywords separated by commas (or use regular expressions)
         ignore_block: You can prioritize keyword subscriptions while keeping the entire domain block
         keyword: List multiple keywords separated by commas (or use regular expressions)
+        media_only: Target only statuses with media attached
         name: Optional
       rule:
         text: Describe a rule or requirement for users on this server. Try to keep it short and simple
@@ -210,6 +214,7 @@ en:
         domain: Domain
         exclude_reblog: Exclude boost
         list_id: Target timeline
+        media_only: Media only
         timeline: Timeline
         reblog: Boost
       email_domain_block:
@@ -218,11 +223,13 @@ en:
         name: Hashtag
       follow_tag:
         list_id: Target timeline
+        media_only: Media only
         name: Tag name
         timeline: Timeline
       form_account_subscribe:
         acct: Account
         list_id: Target timeline
+        media_only: Media only
         reblog: Boost
         show_reblogs: Show boost
         timeline: Timeline
@@ -248,6 +255,7 @@ en:
         ignore_block: Ignore User's domain blocking
         keyword: Keyword list or regular expression
         list_id: Target timeline
+        media_only: Media only
         name: Name
         regexp: Use regular expressions for keywords
       keyword_subscribes:
@@ -255,6 +263,7 @@ en:
         ignorecase: Case
         ignore_block: Block
         keyword: String
+        media_only: Media
         name: Name
         regexp: Type
         timeline: Timeline
diff --git a/config/locales/simple_form.ja.yml b/config/locales/simple_form.ja.yml
index 2bc0836e1..ad11c44e1 100644
--- a/config/locales/simple_form.ja.yml
+++ b/config/locales/simple_form.ja.yml
@@ -71,15 +71,18 @@ ja:
       domain_subscribe:
         domain: 購読したいサーバのドメイン名を指定します
         exclude_reblog: ブーストされた投稿を購読から除外します
+        media_only: メディアが添付された投稿だけを対象にします
       email_domain_block:
         domain: メールアドレスのドメイン名および、名前解決したMXレコード、IPアドレスを指定できます。ユーザー登録時にこれらをチェックし、該当する場合はユーザー登録を拒否します。
         with_dns_records: 指定したドメインのDNSレコードを取得し、その結果もメールドメインブロックに登録されます
       featured_tag:
         name: 'これらを使うといいかもしれません:'
       follow_tag:
+        media_only: メディアが添付された投稿だけを対象にします
         name: フォローしたいハッシュタグを '#' 抜きで指定します
       form_account_subscribe:
         acct: 購読したいアカウントを username@domain 形式で指定します
+        media_only: メディアが添付された投稿だけを対象にします
         show_reblogs: ブーストされた投稿を購読に含めます
       form_challenge:
         current_password: セキュリティ上重要なエリアにアクセスしています
@@ -99,6 +102,7 @@ ja:
         exclude_keyword: カンマで区切って複数の除外するキーワードを並べます（または正規表現で指定します）
         ignore_block: ドメイン全体を非表示にしたまま、キーワードの購読を優先することができます
         keyword: カンマで区切って複数のキーワードを並べます（または正規表現で指定します）
+        media_only: メディアが添付された投稿だけを対象にします
         name: オプションです
       rule:
         text: ユーザーのためのルールや要件を記述してください。短くシンプルにしてください。
@@ -210,6 +214,7 @@ ja:
         domain: ドメイン
         exclude_reblog: ブースト除外
         list_id: 対象タイムライン
+        media_only: メディアのみ
         reblog: ブースト
         timeline: タイムライン
       email_domain_block:
@@ -222,11 +227,13 @@ ja:
         name: ハッシュタグ
       follow_tag:
         list_id: 対象タイムライン
+        media_only: メディアのみ
         name: ハッシュタグ
         timeline: タイムライン
       form_account_subscribe:
         acct: アカウント
         list_id: 対象タイムライン
+        media_only: メディアのみ
         reblog: ブースト
         show_reblogs: ブーストを表示
         timeline: タイムライン
@@ -251,6 +258,7 @@ ja:
         ignorecase: 大文字と小文字を区別しない
         ignore_block: ユーザーによるドメインブロックを無視する
         keyword: キーワードまたは正規表現
+        media_only: メディアのみ
         list_id: 対象タイムライン
         name: 名称
         regexp: キーワードに正規表現を使う
@@ -259,6 +267,7 @@ ja:
         ignorecase: 大小
         ignore_block: ブロック
         keyword: 設定値
+        media_only: メディア
         name: 名称
         regexp: 種別
         timeline: タイムライン
diff --git a/db/migrate/20201114012549_add_media_only_to_account_subscribe.rb b/db/migrate/20201114012549_add_media_only_to_account_subscribe.rb
new file mode 100644
index 000000000..bb71e0b60
--- /dev/null
+++ b/db/migrate/20201114012549_add_media_only_to_account_subscribe.rb
@@ -0,0 +1,17 @@
+require Rails.root.join('lib', 'mastodon', 'migration_helpers')
+
+class AddMediaOnlyToAccountSubscribe < ActiveRecord::Migration[5.2]
+  include Mastodon::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  def up
+    safety_assured do
+      add_column_with_default :account_subscribes, :media_only, :boolean, default: false, allow_null: false
+    end
+  end
+
+  def down
+    remove_column :account_subscribes, :media_only
+  end
+end
diff --git a/db/migrate/20201114013317_add_media_only_to_domain_subscribe.rb b/db/migrate/20201114013317_add_media_only_to_domain_subscribe.rb
new file mode 100644
index 000000000..5f405645d
--- /dev/null
+++ b/db/migrate/20201114013317_add_media_only_to_domain_subscribe.rb
@@ -0,0 +1,17 @@
+require Rails.root.join('lib', 'mastodon', 'migration_helpers')
+
+class AddMediaOnlyToDomainSubscribe < ActiveRecord::Migration[5.2]
+  include Mastodon::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  def up
+    safety_assured do
+      add_column_with_default :domain_subscribes, :media_only, :boolean, default: false, allow_null: false
+    end
+  end
+
+  def down
+    remove_column :domain_subscribes, :media_only
+  end
+end
diff --git a/db/migrate/20201114013331_add_media_only_to_keyword_subscribe.rb b/db/migrate/20201114013331_add_media_only_to_keyword_subscribe.rb
new file mode 100644
index 000000000..d7f1b748c
--- /dev/null
+++ b/db/migrate/20201114013331_add_media_only_to_keyword_subscribe.rb
@@ -0,0 +1,17 @@
+require Rails.root.join('lib', 'mastodon', 'migration_helpers')
+
+class AddMediaOnlyToKeywordSubscribe < ActiveRecord::Migration[5.2]
+  include Mastodon::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  def up
+    safety_assured do
+      add_column_with_default :keyword_subscribes, :media_only, :boolean, default: false, allow_null: false
+    end
+  end
+
+  def down
+    remove_column :keyword_subscribes, :media_only
+  end
+end
diff --git a/db/migrate/20201114013422_add_media_only_to_follow_tag.rb b/db/migrate/20201114013422_add_media_only_to_follow_tag.rb
new file mode 100644
index 000000000..e99223a30
--- /dev/null
+++ b/db/migrate/20201114013422_add_media_only_to_follow_tag.rb
@@ -0,0 +1,17 @@
+require Rails.root.join('lib', 'mastodon', 'migration_helpers')
+
+class AddMediaOnlyToFollowTag < ActiveRecord::Migration[5.2]
+  include Mastodon::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  def up
+    safety_assured do
+      add_column_with_default :follow_tags, :media_only, :boolean, default: false, allow_null: false
+    end
+  end
+
+  def down
+    remove_column :follow_tags, :media_only
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 08ef3cfa0..9a06c3dd2 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -139,6 +139,7 @@ ActiveRecord::Schema.define(version: 2021_08_08_071221) do
     t.datetime "updated_at", null: false
     t.bigint "list_id"
     t.boolean "show_reblogs", default: true, null: false
+    t.boolean "media_only", default: false, null: false
     t.index ["account_id"], name: "index_account_subscribes_on_account_id"
     t.index ["list_id"], name: "index_account_subscribes_on_list_id"
     t.index ["target_account_id"], name: "index_account_subscribes_on_target_account_id"
@@ -419,6 +420,7 @@ ActiveRecord::Schema.define(version: 2021_08_08_071221) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.boolean "exclude_reblog", default: true
+    t.boolean "media_only", default: false, null: false
     t.index ["account_id"], name: "index_domain_subscribes_on_account_id"
     t.index ["list_id"], name: "index_domain_subscribes_on_list_id"
   end
@@ -529,6 +531,7 @@ ActiveRecord::Schema.define(version: 2021_08_08_071221) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.bigint "list_id"
+    t.boolean "media_only", default: false, null: false
     t.index ["account_id"], name: "index_follow_tags_on_account_id"
     t.index ["list_id"], name: "index_follow_tags_on_list_id"
     t.index ["tag_id"], name: "index_follow_tags_on_tag_id"
@@ -542,7 +545,6 @@ ActiveRecord::Schema.define(version: 2021_08_08_071221) do
     t.boolean "show_reblogs", default: true, null: false
     t.string "uri"
     t.boolean "notify", default: false, null: false
-    t.boolean "private", default: true, null: false
     t.boolean "delivery", default: true, null: false
     t.index ["account_id", "target_account_id"], name: "index_follows_on_account_id_and_target_account_id", unique: true
     t.index ["target_account_id"], name: "index_follows_on_target_account_id"
@@ -605,6 +607,7 @@ ActiveRecord::Schema.define(version: 2021_08_08_071221) do
     t.boolean "disabled", default: false
     t.string "exclude_keyword", default: "", null: false
     t.bigint "list_id"
+    t.boolean "media_only", default: false, null: false
     t.index ["account_id"], name: "index_keyword_subscribes_on_account_id"
     t.index ["list_id"], name: "index_keyword_subscribes_on_list_id"
   end