Class: ActionDispatch::Routing::RouteSet

Inherits:
Object
  • Object
show all
Defined in:
lib/action_dispatch/routing/route_set.rb

Overview

:stopdoc:

Defined Under Namespace

Modules: MountedHelpers Classes: Config, Dispatcher, Generator, NamedRouteCollection, StaticDispatcher

Constant Summary collapse

PATH =

strategy for building urls to send to the client

->(options) { ActionDispatch::Http::URL.path_for(options) }
UNKNOWN = 
->(options) { ActionDispatch::Http::URL.url_for(options) }
DEFAULT_CONFIG = 
Config.new(nil, false)
RESERVED_OPTIONS = 
[:host, :protocol, :port, :subdomain, :domain, :tld_length,
:trailing_slash, :anchor, :params, :only_path, :script_name,
:original_script_name, :relative_url_root]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = DEFAULT_CONFIG) ⇒ RouteSet

Returns a new instance of RouteSet.



337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
 
# File 'lib/action_dispatch/routing/route_set.rb', line 337

def initialize(config = DEFAULT_CONFIG)
  self.named_routes = NamedRouteCollection.new
  self.resources_path_names = self.class.default_resources_path_names
  self.default_url_options = {}

  @config                     = config
  @append                     = []
  @prepend                    = []
  @disable_clear_and_finalize = false
  @finalized                  = false
  @env_key                    = "ROUTES_#{object_id}_SCRIPT_NAME".freeze

  @set    = Journey::Routes.new
  @router = Journey::Router.new @set
  @formatter = Journey::Formatter.new self
end

Instance Attribute Details

#default_scope ⇒ Object

Returns the value of attribute default_scope.



307
308
309
 
# File 'lib/action_dispatch/routing/route_set.rb', line 307

def default_scope
  @default_scope
end

#default_url_options ⇒ Object

Returns the value of attribute default_url_options.



309
310
311
 
# File 'lib/action_dispatch/routing/route_set.rb', line 309

def default_url_options
  @default_url_options
end

#disable_clear_and_finalize ⇒ Object

Returns the value of attribute disable_clear_and_finalize.



308
309
310
 
# File 'lib/action_dispatch/routing/route_set.rb', line 308

def disable_clear_and_finalize
  @disable_clear_and_finalize
end

#env_key ⇒ Object (readonly)

Returns the value of attribute env_key.



310
311
312
 
# File 'lib/action_dispatch/routing/route_set.rb', line 310

def env_key
  @env_key
end

#formatter ⇒ Object

Returns the value of attribute formatter.



307
308
309
 
# File 'lib/action_dispatch/routing/route_set.rb', line 307

def formatter
  @formatter
end

#named_routes ⇒ Object

Returns the value of attribute named_routes.



307
308
309
 
# File 'lib/action_dispatch/routing/route_set.rb', line 307

def named_routes
  @named_routes
end

#resources_path_names ⇒ Object

Returns the value of attribute resources_path_names.



308
309
310
 
# File 'lib/action_dispatch/routing/route_set.rb', line 308

def resources_path_names
  @resources_path_names
end

#router ⇒ Object

Returns the value of attribute router.



307
308
309
 
# File 'lib/action_dispatch/routing/route_set.rb', line 307

def router
  @router
end

#set ⇒ Object Also known as: routes

Returns the value of attribute set.



307
308
309
 
# File 'lib/action_dispatch/routing/route_set.rb', line 307

def set
  @set
end

Class Method Details

.default_resources_path_names ⇒ Object 



314
315
316
 
# File 'lib/action_dispatch/routing/route_set.rb', line 314

def self.default_resources_path_names
  { :new => 'new', :edit => 'edit' }
end

.new_with_config(config) ⇒ Object 



318
319
320
321
322
323
324
325
326
327
328
329
330
331
 
# File 'lib/action_dispatch/routing/route_set.rb', line 318

def self.new_with_config(config)
  route_set_config = DEFAULT_CONFIG

  # engines apparently don't have this set
  if config.respond_to? :relative_url_root
    route_set_config.relative_url_root = config.relative_url_root
  end

  if config.respond_to? :api_only
    route_set_config.api_only = config.api_only
  end

  new route_set_config
end

Instance Method Details

#add_route(mapping, path_ast, name, anchor) ⇒ Object

Raises:

  • (ArgumentError) 


505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
 
# File 'lib/action_dispatch/routing/route_set.rb', line 505

def add_route(mapping, path_ast, name, anchor)
  raise ArgumentError, "Invalid route name: '#{name}'" unless name.blank? || name.to_s.match(/^[_a-z]\w*$/i)

  if name && named_routes[name]
    raise ArgumentError, "Invalid route name, already in use: '#{name}' \n" \
      "You may have defined two routes with the same name using the `:as` option, or " \
      "you may be overriding a route already defined by a resource with the same naming. " \
      "For the latter, you can restrict the routes created with `resources` as explained here: \n" \
      "http://guides.rubyonrails.org/routing.html#restricting-the-routes-created"
  end

  route = @set.add_route(name, mapping)
  named_routes[name] = route if name

  if route.segment_keys.include?(:controller)
    ActiveSupport::Deprecation.warn(<<-MSG.squish)
      Using a dynamic :controller segment in a route is deprecated and
      will be removed in Rails 5.2.
    MSG
  end

  if route.segment_keys.include?(:action)
    ActiveSupport::Deprecation.warn(<<-MSG.squish)
      Using a dynamic :action segment in a route is deprecated and
      will be removed in Rails 5.2.
    MSG
  end

  route
end

#api_only? ⇒ Boolean

Returns:

  • (Boolean) 


358
359
360
 
# File 'lib/action_dispatch/routing/route_set.rb', line 358

def api_only?
  @config.api_only
end

#append(&block) ⇒ Object 



378
379
380
 
# File 'lib/action_dispatch/routing/route_set.rb', line 378

def append(&block)
  @append << block
end

#call(env) ⇒ Object 



724
725
726
727
728
 
# File 'lib/action_dispatch/routing/route_set.rb', line 724

def call(env)
  req = make_request(env)
  req.path_info = Journey::Router::Utils.normalize_path(req.path_info)
  @router.serve(req)
end

#clear! ⇒ Object 



402
403
404
405
406
407
408
 
# File 'lib/action_dispatch/routing/route_set.rb', line 402

def clear!
  @finalized = false
  named_routes.clear
  set.clear
  formatter.clear
  @prepend.each { |blk| eval_block(blk) }
end

#define_mounted_helper(name) ⇒ Object 



423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
 
# File 'lib/action_dispatch/routing/route_set.rb', line 423

def define_mounted_helper(name)
  return if MountedHelpers.method_defined?(name)

  routes = self
  helpers = routes.url_helpers

  MountedHelpers.class_eval do
    define_method "_#{name}" do
      RoutesProxy.new(routes, _routes_context, helpers)
    end
  end

  MountedHelpers.class_eval(<<-RUBY, __FILE__, __LINE__ + 1)
    def #{name}
      @_#{name} ||= _#{name}
    end
  RUBY
end

#draw(&block) ⇒ Object 



371
372
373
374
375
376
 
# File 'lib/action_dispatch/routing/route_set.rb', line 371

def draw(&block)
  clear! unless @disable_clear_and_finalize
  eval_block(block)
  finalize! unless @disable_clear_and_finalize
  nil
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


501
502
503
 
# File 'lib/action_dispatch/routing/route_set.rb', line 501

def empty?
  routes.empty?
end

#extra_keys(options, recall = {}) ⇒ Object

Generate the path indicated by the arguments, and return an array of the keys that were not used to generate it.



651
652
653
 
# File 'lib/action_dispatch/routing/route_set.rb', line 651

def extra_keys(options, recall={})
  generate_extras(options, recall).last
end

#finalize! ⇒ Object 



396
397
398
399
400
 
# File 'lib/action_dispatch/routing/route_set.rb', line 396

def finalize!
  return if @finalized
  @append.each { |blk| eval_block(blk) }
  @finalized = true
end

#find_relative_url_root(options) ⇒ Object 



678
679
680
 
# File 'lib/action_dispatch/routing/route_set.rb', line 678

def find_relative_url_root(options)
  options.delete(:relative_url_root) || relative_url_root
end

#find_script_name(options) ⇒ Object 



674
675
676
 
# File 'lib/action_dispatch/routing/route_set.rb', line 674

def find_script_name(options)
  options.delete(:script_name) || find_relative_url_root(options) || ''
end

#generate_extras(options, recall = {}) ⇒ Object 



655
656
657
658
659
 
# File 'lib/action_dispatch/routing/route_set.rb', line 655

def generate_extras(options, recall={})
  route_key = options.delete :use_route
  path, params = generate(route_key, options, recall)
  return path, params.keys
end

#mounted_helpers ⇒ Object

Contains all the mounted helpers across different engines and the ‘main_app` helper for the application. You can include this in your classes if you want to access routes for other engines.



419
420
421
 
# File 'lib/action_dispatch/routing/route_set.rb', line 419

def mounted_helpers
  MountedHelpers
end

#optimize_routes_generation? ⇒ Boolean

Returns:

  • (Boolean) 


670
671
672
 
# File 'lib/action_dispatch/routing/route_set.rb', line 670

def optimize_routes_generation?
  default_url_options.empty?
end

#path_for(options, route_name = nil) ⇒ Object 



682
683
684
 
# File 'lib/action_dispatch/routing/route_set.rb', line 682

def path_for(options, route_name = nil)
  url_for(options, route_name, PATH)
end

#prepend(&block) ⇒ Object 



382
383
384
 
# File 'lib/action_dispatch/routing/route_set.rb', line 382

def prepend(&block)
  @prepend << block
end

#recognize_path(path, environment = {}) ⇒ Object

Raises:



730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
 
# File 'lib/action_dispatch/routing/route_set.rb', line 730

def recognize_path(path, environment = {})
  method = (environment[:method] || "GET").to_s.upcase
  path = Journey::Router::Utils.normalize_path(path) unless path =~ %r{://}
  extras = environment[:extras] || {}

  begin
    env = Rack::MockRequest.env_for(path, {:method => method})
  rescue URI::InvalidURIError => e
    raise ActionController::RoutingError, e.message
  end

  req = make_request(env)
  @router.recognize(req) do |route, params|
    params.merge!(extras)
    params.each do |key, value|
      if value.is_a?(String)
        value = value.dup.force_encoding(Encoding::BINARY)
        params[key] = URI.parser.unescape(value)
      end
    end
    req.path_parameters = params
    app = route.app
    if app.matches?(req) && app.dispatcher?
      begin
        req.controller_class
      rescue NameError
        raise ActionController::RoutingError, "A route matches #{path.inspect}, but references missing controller: #{params[:controller].camelize}Controller"
      end

      return req.path_parameters
    end
  end

  raise ActionController::RoutingError, "No route matches #{path.inspect}"
end

#relative_url_root ⇒ Object 



354
355
356
 
# File 'lib/action_dispatch/routing/route_set.rb', line 354

def relative_url_root
  @config.relative_url_root
end

#request_class ⇒ Object 



362
363
364
 
# File 'lib/action_dispatch/routing/route_set.rb', line 362

def request_class
  ActionDispatch::Request
end

#url_for(options, route_name = nil, url_strategy = UNKNOWN) ⇒ Object

The options argument must be a hash whose keys are symbols.



687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
 
# File 'lib/action_dispatch/routing/route_set.rb', line 687

def url_for(options, route_name = nil, url_strategy = UNKNOWN)
  options = default_url_options.merge options

  user = password = nil

  if options[:user] && options[:password]
    user     = options.delete :user
    password = options.delete :password
  end

  recall  = options.delete(:_recall) { {} }

  original_script_name = options.delete(:original_script_name)
  script_name = find_script_name options

  if original_script_name
    script_name = original_script_name + script_name
  end

  path_options = options.dup
  RESERVED_OPTIONS.each { |ro| path_options.delete ro }

  path, params = generate(route_name, path_options, recall)

  if options.key? :params
    params.merge! options[:params]
  end

  options[:path]        = path
  options[:script_name] = script_name
  options[:params]      = params
  options[:user]        = user
  options[:password]    = password

  url_strategy.call options
end

#url_helpers(supports_path = true) ⇒ Object 



442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
 
# File 'lib/action_dispatch/routing/route_set.rb', line 442

def url_helpers(supports_path = true)
  routes = self

  Module.new do
    extend ActiveSupport::Concern
    include UrlFor

    # Define url_for in the singleton level so one can do:
    # Rails.application.routes.url_helpers.url_for(args)
    @_routes = routes
    class << self
      def url_for(options)
        @_routes.url_for(options)
      end

      def optimize_routes_generation?
        @_routes.optimize_routes_generation?
      end

      attr_reader :_routes
      def url_options; {}; end
    end

    url_helpers = routes.named_routes.url_helpers_module

    # Make named_routes available in the module singleton
    # as well, so one can do:
    # Rails.application.routes.url_helpers.posts_path
    extend url_helpers

    # Any class that includes this module will get all
    # named routes...
    include url_helpers

    if supports_path
      path_helpers = routes.named_routes.path_helpers_module

      include path_helpers
      extend path_helpers
    end

    # plus a singleton class method called _routes ...
    included do
      singleton_class.send(:redefine_method, :_routes) { routes }
    end

    # And an instance method _routes. Note that
    # UrlFor (included in this module) add extra
    # conveniences for working with @_routes.
    define_method(:_routes) { @_routes || routes }

    define_method(:_generate_paths_by_default) do
      supports_path
    end

    private :_generate_paths_by_default
  end
end