Class: Rack::Cache::Request

Inherits:
Request
  • Object
show all
Defined in:
lib/rack/cache/request.rb

Overview

Provides access to the HTTP request. The request and original_request objects exposed by the Core caching engine are instances of this class.

Request objects respond to a variety of convenience methods, including everything defined by Rack::Request as well as the Headers and RequestHeaders modules.

Instance Method Summary collapse

Instance Method Details

#cache_control ⇒ Object

A CacheControl instance based on the request’s cache-control header.



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# File 'lib/rack/cache/request.rb', line 22

def cache_control
  @cache_control ||= CacheControl.new(env['HTTP_CACHE_CONTROL'])
end

#no_cache? ⇒ Boolean

True when the cache-control/no-cache directive is present or the Pragma header is set to no-cache.

Returns:

  • (Boolean) 


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# File 'lib/rack/cache/request.rb', line 28

def no_cache?
  cache_control['no-cache'] ||
    env['HTTP_PRAGMA'] == 'no-cache'
end

#request_method ⇒ Object

The HTTP request method. This is the standard implementation of this method but is respecified here due to libraries that attempt to modify the behavior to respect POST tunnel method specifiers. We always want the real request method.



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# File 'lib/rack/cache/request.rb', line 17

def request_method
  @env['REQUEST_METHOD']
end