diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/routing/mapper.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/routing/mapper.rb | 247 |
1 files changed, 160 insertions, 87 deletions
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb index ff33d87901..6c4c7c8d80 100644 --- a/actionpack/lib/action_dispatch/routing/mapper.rb +++ b/actionpack/lib/action_dispatch/routing/mapper.rb @@ -3,6 +3,7 @@ require 'active_support/core_ext/hash/reverse_merge' require 'active_support/core_ext/hash/slice' require 'active_support/core_ext/enumerable' require 'active_support/core_ext/array/extract_options' +require 'active_support/core_ext/module/remove_method' require 'active_support/inflector' require 'action_dispatch/routing/redirection' @@ -147,14 +148,16 @@ module ActionDispatch @defaults.merge!(options[:defaults]) if options[:defaults] options.each do |key, default| - next if Regexp === default || IGNORE_OPTIONS.include?(key) - @defaults[key] = default + unless Regexp === default || IGNORE_OPTIONS.include?(key) + @defaults[key] = default + end end if options[:constraints].is_a?(Hash) options[:constraints].each do |key, default| - next unless URL_OPTIONS.include?(key) && (String === default || Fixnum === default) - @defaults[key] ||= default + if URL_OPTIONS.include?(key) && (String === default || Fixnum === default) + @defaults[key] ||= default + end end elsif options[:constraints] verify_callable_constraint(options[:constraints]) @@ -173,19 +176,21 @@ module ActionDispatch end def normalize_conditions! - @conditions.merge!(:path_info => path) + @conditions[:path_info] = path constraints.each do |key, condition| - next if segment_keys.include?(key) || key == :controller - @conditions[key] = condition + unless segment_keys.include?(key) || key == :controller + @conditions[key] = condition + end end - @conditions[:required_defaults] = [] + required_defaults = [] options.each do |key, required_default| - next if segment_keys.include?(key) || IGNORE_OPTIONS.include?(key) - next if Regexp === required_default - @conditions[:required_defaults] << key + unless segment_keys.include?(key) || IGNORE_OPTIONS.include?(key) || Regexp === required_default + required_defaults << key + end end + @conditions[:required_defaults] = required_defaults via_all = options.delete(:via) if options[:via] == :all @@ -199,8 +204,7 @@ module ActionDispatch end if via = options[:via] - list = Array(via).map { |m| m.to_s.dasherize.upcase } - @conditions.merge!(:request_method => list) + @conditions[:request_method] = Array(via).map { |m| m.to_s.dasherize.upcase } end end @@ -221,8 +225,12 @@ module ActionDispatch controller ||= default_controller action ||= default_action - unless controller.is_a?(Regexp) - controller = [@scope[:module], controller].compact.join("/").presence + if @scope[:module] && !controller.is_a?(Regexp) + if controller =~ %r{\A/} + controller = controller[1..-1] + else + controller = [@scope[:module], controller].compact.join("/").presence + end end if controller.is_a?(String) && controller =~ %r{\A/} @@ -233,11 +241,13 @@ module ActionDispatch action = action.to_s unless action.is_a?(Regexp) if controller.blank? && segment_keys.exclude?(:controller) - raise ArgumentError, "missing :controller" + message = "Missing :controller key on routes definition, please check your routes." + raise ArgumentError, message end if action.blank? && segment_keys.exclude?(:action) - raise ArgumentError, "missing :action" + message = "Missing :action key on routes definition, please check your routes." + raise ArgumentError, message end if controller.is_a?(String) && controller !~ /\A[a-z_0-9\/]*\z/ @@ -337,40 +347,61 @@ module ActionDispatch match '/', { :as => :root, :via => :get }.merge!(options) end - # Matches a url pattern to one or more routes. Any symbols in a pattern - # are interpreted as url query parameters and thus available as +params+ - # in an action: + # Matches a url pattern to one or more routes. + # + # You should not use the `match` method in your router + # without specifying an HTTP method. + # + # If you want to expose your action to both GET and POST, use: # # # sets :controller, :action and :id in params - # match ':controller/:action/:id' + # match ':controller/:action/:id', via: [:get, :post] + # + # Note that +:controller+, +:action+ and +:id+ are interpreted as url + # query parameters and thus available through +params+ in an action. + # + # If you want to expose your action to GET, use `get` in the router: + # + # Instead of: + # + # match ":controller/:action/:id" + # + # Do: + # + # get ":controller/:action/:id" # # Two of these symbols are special, +:controller+ maps to the controller # and +:action+ to the controller's action. A pattern can also map # wildcard segments (globs) to params: # - # match 'songs/*category/:title', to: 'songs#show' + # get 'songs/*category/:title', to: 'songs#show' # # # 'songs/rock/classic/stairway-to-heaven' sets # # params[:category] = 'rock/classic' # # params[:title] = 'stairway-to-heaven' # + # To match a wildcard parameter, it must have a name assigned to it. + # Without a variable name to attach the glob parameter to, the route + # can't be parsed. + # # When a pattern points to an internal route, the route's +:action+ and # +:controller+ should be set in options or hash shorthand. Examples: # - # match 'photos/:id' => 'photos#show' - # match 'photos/:id', to: 'photos#show' - # match 'photos/:id', controller: 'photos', action: 'show' + # match 'photos/:id' => 'photos#show', via: :get + # match 'photos/:id', to: 'photos#show', via: :get + # match 'photos/:id', controller: 'photos', action: 'show', via: :get # # A pattern can also point to a +Rack+ endpoint i.e. anything that # responds to +call+: # - # match 'photos/:id', to: lambda {|hash| [200, {}, ["Coming soon"]] } - # match 'photos/:id', to: PhotoRackApp + # match 'photos/:id', to: lambda {|hash| [200, {}, ["Coming soon"]] }, via: :get + # match 'photos/:id', to: PhotoRackApp, via: :get # # Yes, controller actions are just rack endpoints - # match 'photos/:id', to: PhotosController.action(:show) + # match 'photos/:id', to: PhotosController.action(:show), via: :get # - # Because request various HTTP verbs with a single action has security - # implications, is recommendable use HttpHelpers[rdoc-ref:HttpHelpers] + # Because requesting various HTTP verbs with a single action has security + # implications, you must either specify the actions in + # the via options or use one of the HtttpHelpers[rdoc-ref:HttpHelpers] # instead +match+ # # === Options @@ -389,8 +420,8 @@ module ActionDispatch # [:module] # The namespace for :controller. # - # match 'path', to: 'c#a', module: 'sekret', controller: 'posts' - # #=> Sekret::PostsController + # match 'path', to: 'c#a', module: 'sekret', controller: 'posts', via: :get + # # => Sekret::PostsController # # See <tt>Scoping#namespace</tt> for its scope equivalent. # @@ -408,9 +439,9 @@ module ActionDispatch # Points to a +Rack+ endpoint. Can be an object that responds to # +call+ or a string representing a controller's action. # - # match 'path', to: 'controller#action' - # match 'path', to: lambda { |env| [200, {}, ["Success!"]] } - # match 'path', to: RackApp + # match 'path', to: 'controller#action', via: :get + # match 'path', to: lambda { |env| [200, {}, ["Success!"]] }, via: :get + # match 'path', to: RackApp, via: :get # # [:on] # Shorthand for wrapping routes in a specific RESTful context. Valid @@ -435,14 +466,14 @@ module ActionDispatch # other than path can also be specified with any object # that responds to <tt>===</tt> (eg. String, Array, Range, etc.). # - # match 'path/:id', constraints: { id: /[A-Z]\d{5}/ } + # match 'path/:id', constraints: { id: /[A-Z]\d{5}/ }, via: :get # - # match 'json_only', constraints: { format: 'json' } + # match 'json_only', constraints: { format: 'json' }, via: :get # - # class Blacklist + # class Whitelist # def matches?(request) request.remote_ip == '1.2.3.4' end # end - # match 'path', to: 'c#a', constraints: Blacklist.new + # match 'path', to: 'c#a', constraints: Whitelist.new, via: :get # # See <tt>Scoping#constraints</tt> for more examples with its scope # equivalent. @@ -451,7 +482,7 @@ module ActionDispatch # Sets defaults for parameters # # # Sets params[:format] to 'jpg' by default - # match 'path', to: 'c#a', defaults: { format: 'jpg' } + # match 'path', to: 'c#a', defaults: { format: 'jpg' }, via: :get # # See <tt>Scoping#defaults</tt> for its scope equivalent. # @@ -460,7 +491,7 @@ module ActionDispatch # false, the pattern matches any request prefixed with the given path. # # # Matches any request starting with 'path' - # match 'path', to: 'c#a', anchor: false + # match 'path', to: 'c#a', anchor: false, via: :get # # [:format] # Allows you to specify the default value for optional +format+ @@ -503,11 +534,12 @@ module ActionDispatch raise "A rack application must be specified" unless path options[:as] ||= app_name(app) + target_as = name_for_action(options[:as], path) options[:via] ||= :all match(path, options.merge(:to => app, :anchor => false, :format => false)) - define_generate_prefix(app, options[:as]) + define_generate_prefix(app, target_as) self end @@ -546,11 +578,11 @@ module ActionDispatch _routes = @set app.routes.define_mounted_helper(name) app.routes.singleton_class.class_eval do - define_method :mounted? do + redefine_method :mounted? do true end - define_method :_generate_prefix do |options| + redefine_method :_generate_prefix do |options| prefix_options = options.slice(*_route.segment_keys) # we must actually delete prefix segment keys to avoid passing them to next url_for _route.segment_keys.each { |k| options.delete(k) } @@ -702,6 +734,11 @@ module ActionDispatch options[:path] = args.flatten.join('/') if args.any? options[:constraints] ||= {} + unless nested_scope? + options[:shallow_path] ||= options[:path] if options.key?(:path) + options[:shallow_prefix] ||= options[:as] if options.key?(:as) + end + if options[:constraints].is_a?(Hash) defaults = options[:constraints].select do |k, v| URL_OPTIONS.include?(k) && (v.is_a?(String) || v.is_a?(Fixnum)) @@ -783,9 +820,16 @@ module ActionDispatch # end def namespace(path, options = {}) path = path.to_s - options = { :path => path, :as => path, :module => path, - :shallow_path => path, :shallow_prefix => path }.merge!(options) - scope(options) { yield } + + defaults = { + module: path, + path: options.fetch(:path, path), + as: options.fetch(:as, path), + shallow_path: options.fetch(:path, path), + shallow_prefix: options.fetch(:as, path) + } + + scope(defaults.merge!(options)) { yield } end # === Parameter Restriction @@ -974,6 +1018,7 @@ module ActionDispatch @as = options[:as] @param = (options[:param] || :id).to_sym @options = options + @shallow = false end def default_actions @@ -1034,6 +1079,13 @@ module ActionDispatch "#{path}/:#{nested_param}" end + def shallow=(value) + @shallow = value + end + + def shallow? + @shallow + end end class SingletonResource < Resource #:nodoc: @@ -1073,18 +1125,18 @@ module ActionDispatch # a singular resource to map /profile (rather than /profile/:id) to # the show action: # - # resource :geocoder + # resource :profile # # creates six different routes in your application, all mapping to - # the +GeoCoders+ controller (note that the controller is named after + # the +Profiles+ controller (note that the controller is named after # the plural): # - # GET /geocoder/new - # POST /geocoder - # GET /geocoder - # GET /geocoder/edit - # PATCH/PUT /geocoder - # DELETE /geocoder + # GET /profile/new + # POST /profile + # GET /profile + # GET /profile/edit + # PATCH/PUT /profile + # DELETE /profile # # === Options # Takes same options as +resources+. @@ -1314,8 +1366,10 @@ module ActionDispatch end with_scope_level(:member) do - scope(parent_resource.member_scope) do - yield + if shallow? + shallow_scope(parent_resource.member_scope) { yield } + else + scope(parent_resource.member_scope) { yield } end end end @@ -1338,16 +1392,8 @@ module ActionDispatch end with_scope_level(:nested) do - if shallow? - with_exclusive_scope do - if @scope[:shallow_path].blank? - scope(parent_resource.nested_scope, nested_options) { yield } - else - scope(@scope[:shallow_path], :as => @scope[:shallow_prefix]) do - scope(parent_resource.nested_scope, nested_options) { yield } - end - end - end + if shallow? && shallow_nesting_depth > 1 + shallow_scope(parent_resource.nested_scope, nested_options) { yield } else scope(parent_resource.nested_scope, nested_options) { yield } end @@ -1364,7 +1410,7 @@ module ActionDispatch end def shallow - scope(:shallow => true, :shallow_path => @scope[:path]) do + scope(:shallow => true) do yield end end @@ -1405,6 +1451,7 @@ module ActionDispatch path_without_format = _path.to_s.sub(/\(\.:format\)$/, '') if using_match_shorthand?(path_without_format, route_options) route_options[:to] ||= path_without_format.gsub(%r{^/}, "").sub(%r{/([^/]*)$}, '#\1') + route_options[:to].tr!("-", "_") end decomposed_match(_path, route_options) @@ -1435,8 +1482,8 @@ module ActionDispatch path = path_for_action(action, options.delete(:path)) action = action.to_s.dup - if action =~ /^[\w\/]+$/ - options[:action] ||= action unless action.include?("/") + if action =~ /^[\w\-\/]+$/ + options[:action] ||= action.tr('-', '_') unless action.include?("/") else action = nil end @@ -1484,6 +1531,13 @@ module ActionDispatch return true end + if options.delete(:shallow) + shallow do + send(method, resources.pop, options, &block) + end + return true + end + if resource_scope? nested { send(method, resources.pop, options, &block) } return true @@ -1528,6 +1582,10 @@ module ActionDispatch RESOURCE_METHOD_SCOPES.include? @scope[:scope_level] end + def nested_scope? #:nodoc: + @scope[:scope_level] == :nested + end + def with_exclusive_scope begin old_name_prefix, old_path = @scope[:as], @scope[:path] @@ -1541,21 +1599,24 @@ module ActionDispatch end end - def with_scope_level(kind, resource = parent_resource) + def with_scope_level(kind) old, @scope[:scope_level] = @scope[:scope_level], kind - old_resource, @scope[:scope_level_resource] = @scope[:scope_level_resource], resource yield ensure @scope[:scope_level] = old - @scope[:scope_level_resource] = old_resource end def resource_scope(kind, resource) #:nodoc: - with_scope_level(kind, resource) do - scope(parent_resource.resource_scope) do - yield - end + resource.shallow = @scope[:shallow] + old_resource, @scope[:scope_level_resource] = @scope[:scope_level_resource], resource + @nesting.push(resource) + + with_scope_level(kind) do + scope(parent_resource.resource_scope) { yield } end + ensure + @nesting.pop + @scope[:scope_level_resource] = old_resource end def nested_options #:nodoc: @@ -1567,6 +1628,14 @@ module ActionDispatch options end + def nesting_depth #:nodoc: + @nesting.size + end + + def shallow_nesting_depth #:nodoc: + @nesting.select(&:shallow?).size + end + def param_constraint? #:nodoc: @scope[:constraints] && @scope[:constraints][parent_resource.param].is_a?(Regexp) end @@ -1579,18 +1648,20 @@ module ActionDispatch flag && resource_method_scope? && CANONICAL_ACTIONS.include?(action.to_s) end - def shallow_scoping? #:nodoc: - shallow? && @scope[:scope_level] == :member + def shallow_scope(path, options = {}) #:nodoc: + old_name_prefix, old_path = @scope[:as], @scope[:path] + @scope[:as], @scope[:path] = @scope[:shallow_prefix], @scope[:shallow_path] + + scope(path, options) { yield } + ensure + @scope[:as], @scope[:path] = old_name_prefix, old_path end def path_for_action(action, path) #:nodoc: - prefix = shallow_scoping? ? - "#{@scope[:shallow_path]}/#{parent_resource.shallow_scope}" : @scope[:path] - if canonical_action?(action, path.blank?) - prefix.to_s + @scope[:path].to_s else - "#{prefix}/#{action_path(action, path)}" + "#{@scope[:path]}/#{action_path(action, path)}" end end @@ -1601,10 +1672,11 @@ module ActionDispatch def prefix_name_for_action(as, action) #:nodoc: if as - as.to_s + prefix = as elsif !canonical_action?(action, @scope[:scope_level]) - action.to_s + prefix = action end + prefix.to_s.tr('-', '_') if prefix end def name_for_action(as, action) #:nodoc: @@ -1627,7 +1699,7 @@ module ActionDispatch when :new [prefix, :new, name_prefix, member_name] when :member - [prefix, shallow_scoping? ? @scope[:shallow_prefix] : name_prefix, member_name] + [prefix, name_prefix, member_name] when :root [name_prefix, collection_name, prefix] else @@ -1768,6 +1840,7 @@ module ActionDispatch @set = set @scope = { :path_names => @set.resources_path_names } @concerns = {} + @nesting = [] end include Base |