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85 lines
2.4 KiB
85 lines
2.4 KiB
# frozen_string_literal: true
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class RemoveStatusService < BaseService
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include StreamEntryRenderer
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def call(status)
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@payload = Oj.dump(event: :delete, payload: status.id)
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@status = status
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@account = status.account
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@tags = status.tags.pluck(:name).to_a
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@mentions = status.mentions.includes(:account).to_a
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@reblogs = status.reblogs.to_a
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@stream_entry = status.stream_entry
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remove_from_self if status.account.local?
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remove_from_followers
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remove_reblogs
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remove_from_hashtags
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remove_from_public
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@status.destroy!
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return unless @account.local?
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remove_from_mentioned(@stream_entry.reload)
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Pubsubhubbub::DistributionWorker.perform_async(@stream_entry.id)
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end
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private
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def remove_from_self
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unpush(:home, @account, @status)
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end
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def remove_from_followers
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@account.followers.local.find_each do |follower|
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unpush(:home, follower, @status)
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end
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end
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def remove_from_mentioned(stream_entry)
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salmon_xml = stream_entry_to_xml(stream_entry)
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target_accounts = @mentions.map(&:account).reject(&:local?).uniq(&:domain)
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NotificationWorker.push_bulk(target_accounts) do |target_account|
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[salmon_xml, stream_entry.account_id, target_account.id]
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end
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end
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def remove_reblogs
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# We delete reblogs of the status before the original status,
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# because once original status is gone, reblogs will disappear
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# without us being able to do all the fancy stuff
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@reblogs.each do |reblog|
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RemoveStatusService.new.call(reblog)
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end
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end
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def unpush(type, receiver, status)
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if status.reblog? && !redis.zscore(FeedManager.instance.key(type, receiver.id), status.reblog_of_id).nil?
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redis.zadd(FeedManager.instance.key(type, receiver.id), status.reblog_of_id, status.reblog_of_id)
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else
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redis.zremrangebyscore(FeedManager.instance.key(type, receiver.id), status.id, status.id)
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end
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Redis.current.publish("timeline:#{receiver.id}", @payload)
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end
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def remove_from_hashtags
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@tags.each do |hashtag|
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Redis.current.publish("timeline:hashtag:#{hashtag}", @payload)
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Redis.current.publish("timeline:hashtag:#{hashtag}:local", @payload) if @status.local?
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end
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end
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def remove_from_public
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Redis.current.publish('timeline:public', @payload)
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Redis.current.publish('timeline:public:local', @payload) if @status.local?
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end
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def redis
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Redis.current
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end
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end
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