class LHC::CacheScrubber

def initialize(data)
  super(data)
  scrub_cache_options!
end

def scrub_cache_key!
  return if scrubbed[:key].blank?
  scrub_elements.each do |scrub_element|
    matches = scrubbed[:key].match(/:#{scrub_element}=>"(.*?)"/)
    next if matches.nil?
    value = matches[-1]
    scrubbed[:key].gsub!(value, SCRUB_DISPLAY)
  end
end

def scrub_cache_options!
  return if scrubbed.blank?
  return if scrub_elements.blank?
  scrub_cache_key!
end

def scrub_elements
  # The cache key includes the whole request url inklusive params.
  # We need to scrub those params from the cache key.
  LHC.config.scrubs[:params]
end