catstodon/app/services/remove_status_service.rb
Eugen Rochko c77a54fe0a Fix #651 - Do not reinsert original status into all followers feeds
upon un-reblogging. Check if the reblog was in the feed in the first
place. It might have been filtered on distribution.
2017-02-22 15:52:47 +01:00

84 lines
2.2 KiB
Ruby

# frozen_string_literal: true
class RemoveStatusService < BaseService
include StreamEntryRenderer
def call(status)
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.each do |follower|
next unless follower.local?
unpush(:home, follower, status)
end
end
def remove_from_mentioned(status)
notified_domains = []
status.mentions.each do |mention|
mentioned_account = mention.account
if mentioned_account.local?
unpush(:mentions, mentioned_account, status)
else
next if notified_domains.include?(mentioned_account.domain)
notified_domains << mentioned_account.domain
send_delete_salmon(mentioned_account, status)
end
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
FeedManager.instance.broadcast(receiver.id, event: 'delete', payload: status.id)
end
def remove_from_hashtags(status)
status.tags.each do |tag|
FeedManager.instance.broadcast("hashtag:#{tag.name}", event: 'delete', payload: status.id)
end
end
def remove_from_public(status)
FeedManager.instance.broadcast(:public, event: 'delete', payload: status.id)
end
def redis
Redis.current
end
end