40 lines
		
	
	
		
			1005 B
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1005 B
		
	
	
	
		
			Ruby
		
	
	
	
# frozen_string_literal: true
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class Feed
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  def initialize(type, account)
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    @type    = type
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    @account = account
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  end
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  def get(limit, max_id = nil, since_id = nil)
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    if redis.exists("account:#{@account.id}:regeneration")
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      from_database(limit, max_id, since_id)
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    else
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      from_redis(limit, max_id, since_id)
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    end
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  end
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  private
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  def from_redis(limit, max_id, since_id)
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    max_id     = '+inf' if max_id.blank?
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    since_id   = '-inf' if since_id.blank?
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    unhydrated = redis.zrevrangebyscore(key, "(#{max_id}", "(#{since_id}", limit: [0, limit], with_scores: true).map(&:first).map(&:to_i)
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    Status.where(id: unhydrated).cache_ids
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  end
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  def from_database(limit, max_id, since_id)
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    Status.as_home_timeline(@account)
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          .paginate_by_max_id(limit, max_id, since_id)
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          .reject { |status| FeedManager.instance.filter?(:home, status, @account.id) }
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  end
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  def key
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    FeedManager.instance.key(@type, @account.id)
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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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