Class: Rails::Rack::Static

Inherits:
Object show all
Defined in:
lib/rails/rack/static.rb

Constant Summary collapse

FILE_METHODS = 
%w(GET HEAD).freeze

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Static

Returns a new instance of Static.



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# File 'lib/rails/rack/static.rb', line 8

def initialize(app)
  @app = app
  @file_server = ::Rack::File.new(File.join(RAILS_ROOT, "public"))
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rails/rack/static.rb', line 13

def call(env)
  path        = env['PATH_INFO'].chomp('/')
  method      = env['REQUEST_METHOD']

  if FILE_METHODS.include?(method)
    if file_exist?(path)
      return @file_server.call(env)
    else
      cached_path = directory_exist?(path) ? "#{path}/index" : path
      cached_path += ::ActionController::Base.page_cache_extension

      if file_exist?(cached_path)
        env['PATH_INFO'] = cached_path
        return @file_server.call(env)
      end
    end
  end

  @app.call(env)
end