Create Redisable#redis (#9633)

* Create Redisable

* Use #redis instead of Redis.current

app/services/batched_remove_status_service.rb

@@ -2,6 +2,7 @@
 
 class BatchedRemoveStatusService < BaseService
   include StreamEntryRenderer
+  include Redisable
 
   # Delete given statuses and reblogs of them
   # Dispatch PuSH updates of the deleted statuses, but only local ones
@@ -109,10 +110,6 @@ class BatchedRemoveStatusService < BaseService
     end
   end
 
-  def redis
-    Redis.current
-  end
-
   def build_xml(stream_entry)
     return @activity_xml[stream_entry.id] if @activity_xml.key?(stream_entry.id)
 

app/services/follow_service.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class FollowService < BaseService
+  include Redisable
+
   # Follow a remote user, notify remote user about the follow
   # @param [Account] source_account From which to follow
   # @param [String, Account] uri User URI to follow in the form of username@domain (or account record)
@@ -67,10 +69,6 @@ class FollowService < BaseService
     follow
   end
 
-  def redis
-    Redis.current
-  end
-
   def build_follow_request_xml(follow_request)
     OStatus::AtomSerializer.render(OStatus::AtomSerializer.new.follow_request_salmon(follow_request))
   end

app/services/post_status_service.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class PostStatusService < BaseService
+  include Redisable
+
   MIN_SCHEDULE_OFFSET = 5.minutes.freeze
 
   # Post a text status update, fetch and notify remote users mentioned
@@ -110,10 +112,6 @@ class PostStatusService < BaseService
     ProcessHashtagsService.new
   end
 
-  def redis
-    Redis.current
-  end
-
   def scheduled?
     @scheduled_at.present?
   end

app/services/remove_status_service.rb

@@ -2,6 +2,7 @@
 
 class RemoveStatusService < BaseService
   include StreamEntryRenderer
+  include Redisable
 
   def call(status, **options)
     @payload      = Oj.dump(event: :delete, payload: status.id.to_s)
@@ -55,7 +56,7 @@ class RemoveStatusService < BaseService
 
   def remove_from_affected
     @mentions.map(&:account).select(&:local?).each do |account|
-      Redis.current.publish("timeline:#{account.id}", @payload)
+      redis.publish("timeline:#{account.id}", @payload)
     end
   end
 
@@ -133,26 +134,22 @@ class RemoveStatusService < BaseService
     return unless @status.public_visibility?
 
     @tags.each do |hashtag|
-      Redis.current.publish("timeline:hashtag:#{hashtag}", @payload)
-      Redis.current.publish("timeline:hashtag:#{hashtag}:local", @payload) if @status.local?
+      redis.publish("timeline:hashtag:#{hashtag}", @payload)
+      redis.publish("timeline:hashtag:#{hashtag}:local", @payload) if @status.local?
     end
   end
 
   def remove_from_public
     return unless @status.public_visibility?
 
-    Redis.current.publish('timeline:public', @payload)
-    Redis.current.publish('timeline:public:local', @payload) if @status.local?
+    redis.publish('timeline:public', @payload)
+    redis.publish('timeline:public:local', @payload) if @status.local?
   end
 
   def remove_from_media
     return unless @status.public_visibility?
 
-    Redis.current.publish('timeline:public:media', @payload)
-    Redis.current.publish('timeline:public:local:media', @payload) if @status.local?
-  end
-
-  def redis
-    Redis.current
+    redis.publish('timeline:public:media', @payload)
+    redis.publish('timeline:public:local:media', @payload) if @status.local?
   end
 end