17 lines
426 B
Ruby
17 lines
426 B
Ruby
class Impression < ActiveRecord::Base
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belongs_to :impressionable, :polymorphic=>true
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after_save :update_impressions_counter_cache
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private
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def update_impressions_counter_cache
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impressionable_class = self.impressionable_type.constantize
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if impressionable_class.counter_cache_options
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resouce = impressionable_class.find(self.impressionable_id)
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resouce.try(:update_counter_cache)
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end
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end
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end
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