Module: ActiveRecordCache

Extended by:
ActiveSupport::Concern
Defined in:
lib/active_record_cache.rb,
lib/active_record_cache/record_cache.rb,
lib/active_record_cache/defaults_handler.rb,
lib/active_record_cache/relation_extension.rb

Defined Under Namespace

Modules: ClassMethods, RelationExtension Classes: DefaultsHandler, RecordCache

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.cache ⇒ Object

Get the default cache used by models. Defaults to Rails.cache.



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# File 'lib/active_record_cache.rb', line 24

def cache
  unless defined?(@cache)
    @cache = Rails.cache if defined?(Rails.cache)
  end
  @cache
end

.cache=(value) ⇒ Object

Set the default cache used by models.



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# File 'lib/active_record_cache.rb', line 32

def cache=(value)
  @cache = value
end

.enable_by_default_on(options) ⇒ Object

Set the default for classes if they should use the cache or not for the duration of a block. The options hash should be a hash of => (true|false).



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# File 'lib/active_record_cache.rb', line 38

def enable_by_default_on(options)
  current_defaults = Thread.current[:active_record_cache_defaults]
  begin
    defaults = current_defaults ? current_defaults.dup : {}
    Thread.current[:active_record_cache_defaults] = defaults
    options.each do |klass, default|
      defaults[klass.is_a?(Class) ? klass.name : klass.to_s] = !!default
    end
    yield
  ensure
    Thread.current[:active_record_cache_defaults] = current_defaults
  end
end

Instance Method Details

#expire_cache_entry ⇒ Object

Expire the record out of the cache.



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# File 'lib/active_record_cache.rb', line 54

def expire_cache_entry
  self.class.expire_cache_entry(id)
end