The reason for unattaching media instead of removing it is to support delete & redraft functionality, but remote or staff-removed statuses will never be redrafted, so the media should be deleted immediately
		
			
				
	
	
		
			89 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
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| 
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| class BatchedRemoveStatusService < BaseService
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|   include Redisable
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| 
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|   # Delete given statuses and reblogs of them
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|   # Dispatch PuSH updates of the deleted statuses, but only local ones
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|   # Dispatch Salmon deletes, unique per domain, of the deleted statuses, but only local ones
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|   # Remove statuses from home feeds
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|   # Push delete events to streaming API for home feeds and public feeds
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|   # @param [Enumerable<Status>] statuses A preferably batched array of statuses
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|   # @param [Hash] options
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|   # @option [Boolean] :skip_side_effects
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|   def call(statuses, **options)
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|     statuses = Status.where(id: statuses.map(&:id)).includes(:account).flat_map { |status| [status] + status.reblogs.includes(:account).to_a }
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| 
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|     @mentions = statuses.each_with_object({}) { |s, h| h[s.id] = s.active_mentions.includes(:account).to_a }
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|     @tags     = statuses.each_with_object({}) { |s, h| h[s.id] = s.tags.pluck(:name) }
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| 
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|     @json_payloads = statuses.each_with_object({}) { |s, h| h[s.id] = Oj.dump(event: :delete, payload: s.id.to_s) }
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| 
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|     # Ensure that rendered XML reflects destroyed state
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|     statuses.each do |status|
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|       status.mark_for_mass_destruction!
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|       status.destroy
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|     end
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| 
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|     return if options[:skip_side_effects]
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| 
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|     # Batch by source account
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|     statuses.group_by(&:account_id).each_value do |account_statuses|
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|       account = account_statuses.first.account
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| 
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|       next unless account
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| 
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|       unpush_from_home_timelines(account, account_statuses)
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|       unpush_from_list_timelines(account, account_statuses)
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|     end
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| 
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|     # Cannot be batched
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|     statuses.each do |status|
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|       unpush_from_public_timelines(status)
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|     end
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|   end
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| 
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|   private
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| 
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|   def unpush_from_home_timelines(account, statuses)
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|     recipients = account.followers_for_local_distribution.to_a
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| 
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|     recipients << account if account.local?
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| 
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|     recipients.each do |follower|
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|       statuses.each do |status|
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|         FeedManager.instance.unpush_from_home(follower, status)
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|       end
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|     end
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|   end
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| 
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|   def unpush_from_list_timelines(account, statuses)
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|     account.lists_for_local_distribution.select(:id, :account_id).each do |list|
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|       statuses.each do |status|
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|         FeedManager.instance.unpush_from_list(list, status)
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|       end
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|     end
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|   end
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| 
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|   def unpush_from_public_timelines(status)
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|     return unless status.public_visibility?
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| 
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|     payload = @json_payloads[status.id]
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| 
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|     redis.pipelined do
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|       redis.publish('timeline:public', payload)
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|       redis.publish('timeline:public:local', payload) if status.local?
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| 
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|       if status.media_attachments.any?
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|         redis.publish('timeline:public:media', payload)
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|         redis.publish('timeline:public:local:media', payload) if status.local?
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|       end
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| 
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|       @tags[status.id].each do |hashtag|
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|         redis.publish("timeline:hashtag:#{hashtag.mb_chars.downcase}", payload)
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|         redis.publish("timeline:hashtag:#{hashtag.mb_chars.downcase}:local", payload) if status.local?
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|       end
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|     end
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|   end
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| end
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