Contents

module Owl

  module CMS
    module Cache  
      extend Sinatra::Extension

      CACHE_ROOT        = "#{Dir.pwd}"
      CACHE_PATH        = ".cache"
      CACHE_STORE       = File.expand_path File.join(CACHE_ROOT, CACHE_PATH)
      METASTORE_URI     = "file:#{CACHE_STORE}"
      ENTITYSTORE_URI   = "file:#{CACHE_STORE}"

      CACHE_BLACKLIST   = [ /^\/cache/, /^\/admin/ ]

      use Rack::Cache,
        verbose:     false,
        metastore:   METASTORE_URI,
        entitystore: ENTITYSTORE_URI

      use Rack::FunkyCache, 
        root: CACHE_ROOT, 
        path: CACHE_PATH

      before do
        file = Owl::Lib::CachedFile.find(request)

        if file
          if (env['HTTP_PRAGMA'] == 'no-cache') or request.path.match Regexp.new(CACHE_BLACKLIST.join("|"))
            # don't send cached file.
          else
            last_modified File.mtime(file)
            send_file(file)
          end
        end
      end
  
      get '/cache/clear' do
        Owl::Lib::CachedFile.clear_all!
        "You have cleared the cache."
      end

    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
owl-cms-0.1.5	core/routes/cache.rb