Module: Rabarber::Core::Cache

Defined in:
lib/rabarber/core/cache.rb

Class Method Summary collapse

Class Method Details

.clear ⇒ Object 



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# File 'lib/rabarber/core/cache.rb', line 30

def clear
  Rails.cache.delete_matched(/^#{CACHE_PREFIX}/o)
end

.delete(*roleable_ids, context:) ⇒ Object 



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# File 'lib/rabarber/core/cache.rb', line 19

def delete(*roleable_ids, context:)
  return unless enabled?

  keys = roleable_ids.map { |roleable_id| key_for(roleable_id, context) }
  Rails.cache.delete_multi(keys) if keys.any?
end

.enabled? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rabarber/core/cache.rb', line 26

def enabled?
  Rabarber::Configuration.instance.cache_enabled
end

.fetch(roleable_id, context:, &block) ⇒ Object 



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# File 'lib/rabarber/core/cache.rb', line 13

def fetch(roleable_id, context:, &block)
  return yield unless enabled?

  Rails.cache.fetch(key_for(roleable_id, context), expires_in: 1.hour, race_condition_ttl: 5.seconds, &block)
end

.key_for(id, context) ⇒ Object 



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# File 'lib/rabarber/core/cache.rb', line 34

def key_for(id, context)
  "#{CACHE_PREFIX}:#{Digest::SHA2.hexdigest("#{id}#{context}")}"
end