Class: InertiaRails::Middleware::InertiaRailsRequest

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

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ InertiaRailsRequest

Returns a new instance of InertiaRailsRequest.



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# File 'lib/inertia_rails/middleware.rb', line 14

def initialize(app, env)
  @app = app
  @env = env
end

Instance Method Details

#response ⇒ Object 



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# File 'lib/inertia_rails/middleware.rb', line 19

def response
  copy_xsrf_to_csrf!
  status, headers, body = if prevent_precognition_writes?
                            ActiveRecord::Base.while_preventing_writes { @app.call(@env) }
                          else
                            @app.call(@env)
                          end
  request = ActionDispatch::Request.new(@env)

  # Inertia session data is added via redirect_to
  # Guard with session.loaded? to avoid forcing session I/O (and unnecessary
  # database writes) on requests that never accessed the session, e.g. sessionless
  # controllers. If the session was never loaded the Inertia keys cannot have been
  # set, so the cleanup would be a no-op anyway.
  unless keep_inertia_session_options?(status) || !request.session.loaded?
    request.session.delete(:inertia_errors)
    request.session.delete(:inertia_clear_history)
    request.session.delete(:inertia_preserve_fragment)
  end

  status = 303 if inertia_non_post_redirect?(status)

  stale_inertia_get? ? force_refresh(request) : [status, headers, body]
end