Class: Rack::AcornCache

Inherits:
Object
  • Object
show all
Defined in:
lib/acorn_cache/cache_control_header.rb,
lib/acorn_cache/cache_maintenance.rb,
lib/acorn_cache/cache_controller.rb,
lib/acorn_cache/server_response.rb,
lib/acorn_cache/freshness_rules.rb,
lib/acorn_cache/cached_response.rb,
lib/acorn_cache/app_exception.rb,
lib/acorn_cache/cache_writer.rb,
lib/acorn_cache/cache_reader.rb,
lib/acorn_cache/storage.rb,
lib/acorn_cache/request.rb,
lib/acorn_cache/config.rb,
lib/acorn_cache.rb

Defined Under Namespace

Modules: CacheReader, CacheWriter, FreshnessRules, Storage Classes: AppException, CacheControlHeader, CacheController, CacheMaintenance, CachedResponse, Configuration, NullCachedResponse, Request, ServerResponse

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ AcornCache

Returns a new instance of AcornCache.



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# File 'lib/acorn_cache.rb', line 4

def initialize(app)
  @app = app
end

Class Attribute Details

.configuration ⇒ Object

Returns the value of attribute configuration.



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# File 'lib/acorn_cache/config.rb', line 3

def configuration
  @configuration
end

Class Method Details

.configure {|configuration| ... } ⇒ Object

Yields:



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# File 'lib/acorn_cache/config.rb', line 6

def self.configure
  self.configuration ||= Configuration.new
  yield(configuration)
end

Instance Method Details

#_call(env) ⇒ Object 



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# File 'lib/acorn_cache.rb', line 12

def _call(env)
  request = Request.new(env)
  return @app.call(env) unless request.cacheable?

  begin
    CacheController.new(request, @app).response.to_a
  rescue AppException => e
    raise e.caught_exception
  rescue => e
    @app.call(env)
  end
end

#call(env) ⇒ Object 



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# File 'lib/acorn_cache.rb', line 8

def call(env)
  dup._call(env)
end