Class: VersionCake::Rack::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/versioncake/rack/middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, config = VersionCake.config) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/versioncake/rack/middleware.rb', line 5

def initialize(app, config=VersionCake.config)
  @app = app
  @version_service = VersionCake::VersionContextService.new(config)
  @response_service = VersionCake::VersionedResponseService.new(config)
  @config = config
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/versioncake/rack/middleware.rb', line 12

def call(env)
  request = ::Rack::Request.new env
  if context = @version_service.create_context_from_request(request)
    env['versioncake.context'] = context

    status, headers, response = @app.call(env)

    @response_service.inject_version(context, status, headers, response)

    [status, headers, response]
  else
    @app.call(env)
  end
end