29 lines
844 B
Ruby
29 lines
844 B
Ruby
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module OrbitBasis
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module BaseModel
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extend ActiveSupport::Concern
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# included do
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# scope :recent, desc(:_id)
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# scope :exclude_ids, Proc.new { |ids| where(:_id.nin => ids.map(&:to_i)) }
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# scope :by_week, where(:created_at.gte => 7.days.ago.utc)
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# end
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module ClassMethods
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def find_in_batches(opts = {})
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batch_size = opts[:batch_size] || 1000
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start = opts.delete(:start).to_i || 0
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objects = self.limit(batch_size).skip(start)
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t = Time.new
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while objects.any?
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yield objects
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start += batch_size
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# Rails.logger.debug("processed #{start} records in #{Time.new - t} seconds") if Rails.logger.debug?
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break if objects.size < batch_size
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objects = self.limit(batch_size).skip(start)
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end
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end
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end
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end
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end
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