Source code for the custom Mastodon (Glitchsoc) instance on berserker.town.
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# frozen_string_literal: true
class Vacuum::PreviewCardsVacuum
TTL = 1.day.freeze
def initialize(retention_period)
@retention_period = retention_period
end
def perform
vacuum_cached_images! if retention_period?
end
private
def vacuum_cached_images!
preview_cards_past_retention_period.find_each do |preview_card|
preview_card.image.destroy
preview_card.save
end
end
def preview_cards_past_retention_period
PreviewCard.cached.where(PreviewCard.arel_table[:updated_at].lt(@retention_period.ago))
end
def retention_period?
@retention_period.present?
end
end