Method: SuperSettings::LocalCache#refresh

Defined in:
lib/super_settings/local_cache.rb

#refresh(asynchronous = false) ⇒ void

This method returns an undefined value.

Load only settings that have changed since the last load.

Parameters:

  • asynchronous (Boolean) (defaults to: false) —

    whether to refresh settings in a background thread



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# File 'lib/super_settings/local_cache.rb', line 146

def refresh(asynchronous = false)
  last_refresh_time = @last_refreshed
  return if last_refresh_time.nil?
  return if @refreshing

  @lock.synchronize do
    return if @refreshing

    @next_check_at = Time.now + @refresh_interval
    return if @cache.empty?

    @refreshing = true
  end

  refresh_block = lambda do
    begin
      last_db_update = Setting.last_updated_at
      if last_db_update.nil? || last_db_update >= last_refresh_time - 1
        merge_load(last_refresh_time)
      end
    ensure
      @refreshing = false
    end
  end

  if asynchronous
    Thread.new(&refresh_block)
  else
    refresh_block.call
  end
end