hometown/app/services/remove_status_service.rb

87 lines
2.3 KiB
Ruby

# frozen_string_literal: true
class RemoveStatusService < BaseService
include StreamEntryRenderer
def call(status)
@payload = Oj.dump(event: :delete, payload: status.id)
remove_from_self(status) if status.account.local?
remove_from_followers(status)
remove_from_mentioned(status)
remove_reblogs(status)
remove_from_hashtags(status)
remove_from_public(status)
status.destroy!
return unless status.account.local?
Pubsubhubbub::DistributionWorker.perform_async(status.stream_entry.id)
end
private
def remove_from_self(status)
unpush(:home, status.account, status)
end
def remove_from_followers(status)
status.account.followers.where(domain: nil).each do |follower|
unpush(:home, follower, status)
end
end
def remove_from_mentioned(status)
return unless status.local?
notified_domains = []
status.mentions.each do |mention|
mentioned_account = mention.account
next if mentioned_account.local?
next if notified_domains.include?(mentioned_account.domain)
notified_domains << mentioned_account.domain
send_delete_salmon(mentioned_account, status)
end
end
def send_delete_salmon(account, status)
return unless status.local?
NotificationWorker.perform_async(stream_entry_to_xml(status.stream_entry), status.account_id, account.id)
end
def remove_reblogs(status)
status.reblogs.each do |reblog|
RemoveStatusService.new.call(reblog)
end
end
def unpush(type, receiver, status)
if status.reblog? && !redis.zscore(FeedManager.instance.key(type, receiver.id), status.reblog_of_id).nil?
redis.zadd(FeedManager.instance.key(type, receiver.id), status.reblog_of_id, status.reblog_of_id)
else
redis.zremrangebyscore(FeedManager.instance.key(type, receiver.id), status.id, status.id)
end
Redis.current.publish("timeline:#{receiver.id}", @payload)
end
def remove_from_hashtags(status)
status.tags.pluck(:name) do |hashtag|
Redis.current.publish("timeline:hashtag:#{hashtag}", @payload)
Redis.current.publish("timeline:hashtag:#{hashtag}:local", @payload) if status.local?
end
end
def remove_from_public(status)
Redis.current.publish('timeline:public', @payload)
Redis.current.publish('timeline:public:local', @payload) if status.local?
end
def redis
Redis.current
end
end