diff options
| -rw-r--r-- | actionpack/lib/action_dispatch/routing/mapper.rb | 84 |
1 files changed, 83 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb index 2b3c20f6b9..2eb2af7a11 100644 --- a/actionpack/lib/action_dispatch/routing/mapper.rb +++ b/actionpack/lib/action_dispatch/routing/mapper.rb @@ -262,6 +262,23 @@ module ActionDispatch self end + # Mount a Rack-based application to be used within the application. + # + # mount SomeRackApp, :at => "some_route" + # + # Alternatively: + # + # mount(SomeRackApp => "some_route") + # + # All mounted applications come with routing helpers to access them. + # These are named after the class specified, so for the above example + # the helper is either +some_rack_app_path+ or +some_rack_app_url+. + # To customize this helper's name, use the +:as+ option: + # + # mount(SomeRackApp => "some_route", :as => "exciting") + # + # This will generate the +exciting_path+ and +exciting_url+ helpers + # which can be used to navigate to this mounted app. def mount(app, options = nil) if options path = options.delete(:at) @@ -608,13 +625,70 @@ module ActionDispatch # end # # Routing helpers such as +admin_posts_path+ will now be +sekret_posts_path+. + # + # [:shallow_path] + # See the +scope+ method. 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 } end - + + # === Parameter Restriction + # Allows you to constrain the nested routes based on a set of rules. + # For instance, in order to change the routes to allow for a dot character in the +id+ parameter: + # + # constraints(:id => /\d+\.\d+) do + # resources :posts + # end + # + # Now routes such as +/posts/1+ will no longer be valid, but +/posts/1.1+ will be. + # The +id+ parameter must match the constraint passed in for this example. + # + # You may use this to also resrict other parameters: + # + # resources :posts do + # constraints(:post_id => /\d+\.\d+) do + # resources :comments + # end + # + # === Restricting based on IP + # + # Routes can also be constrained to an IP or a certain range of IP addresses: + # + # constraints(:ip => /192.168.\d+.\d+/) do + # resources :posts + # end + # + # Any user connecting from the 192.168.* range will be able to see this resource, + # where as any user connecting outside of this range will be told there is no such route. + # + # === Dynamic request matching + # + # Requests to routes can be constrained based on specific critera: + # + # constraints(lambda { |req| req.env["HTTP_USER_AGENT"] =~ /iPhone/ }) do + # resources :iphones + # end + # + # You are able to move this logic out into a class if it is too complex for routes. + # This class must have a +matches?+ method defined on it which either returns +true+ + # if the user should be given access to that route, or +false+ if the user should not. + # + # class Iphone + # def self.matches(request) + # request.env["HTTP_USER_AGENT"] =~ /iPhone/ + # end + # end + # + # An expected place for this code would be +lib/constraints+. + # + # This class is then used like this: + # + # constraints(Iphone) do + # resources :iphones + # end def constraints(constraints = {}) scope(:constraints => constraints) { yield } end @@ -891,6 +965,14 @@ module ActionDispatch # GET /photos/:id/edit # PUT /photos/:id # DELETE /photos/:id + # === Supported options + # [:path_names] + # Allows you to change the paths of the seven default actions. + # Paths not specified are not changed. + # + # resources :posts, :path_names => { :new => "brand_new" } + # + # The above example will now change /posts/new to /posts/brand_new def resources(*resources, &block) options = resources.extract_options! |