aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/lib/action_dispatch/routing
diff options
context:
space:
mode:
Diffstat (limited to 'actionpack/lib/action_dispatch/routing')
-rw-r--r--actionpack/lib/action_dispatch/routing/inspector.rb121
-rw-r--r--actionpack/lib/action_dispatch/routing/mapper.rb471
-rw-r--r--actionpack/lib/action_dispatch/routing/polymorphic_routes.rb32
-rw-r--r--actionpack/lib/action_dispatch/routing/redirection.rb174
-rw-r--r--actionpack/lib/action_dispatch/routing/route_set.rb319
-rw-r--r--actionpack/lib/action_dispatch/routing/routes_proxy.rb4
-rw-r--r--actionpack/lib/action_dispatch/routing/url_for.rb48
7 files changed, 777 insertions, 392 deletions
diff --git a/actionpack/lib/action_dispatch/routing/inspector.rb b/actionpack/lib/action_dispatch/routing/inspector.rb
new file mode 100644
index 0000000000..bc7229b6a1
--- /dev/null
+++ b/actionpack/lib/action_dispatch/routing/inspector.rb
@@ -0,0 +1,121 @@
+require 'delegate'
+
+module ActionDispatch
+ module Routing
+ class RouteWrapper < SimpleDelegator
+ def endpoint
+ rack_app ? rack_app.inspect : "#{controller}##{action}"
+ end
+
+ def constraints
+ requirements.except(:controller, :action)
+ end
+
+ def rack_app(app = self.app)
+ @rack_app ||= begin
+ class_name = app.class.name.to_s
+ if class_name == "ActionDispatch::Routing::Mapper::Constraints"
+ rack_app(app.app)
+ elsif ActionDispatch::Routing::Redirect === app || class_name !~ /^ActionDispatch::Routing/
+ app
+ end
+ end
+ end
+
+ def verb
+ super.source.gsub(/[$^]/, '')
+ end
+
+ def path
+ super.spec.to_s
+ end
+
+ def name
+ super.to_s
+ end
+
+ def reqs
+ @reqs ||= begin
+ reqs = endpoint
+ reqs += " #{constraints.inspect}" unless constraints.empty?
+ reqs
+ end
+ end
+
+ def controller
+ requirements[:controller] || ':controller'
+ end
+
+ def action
+ requirements[:action] || ':action'
+ end
+
+ def internal?
+ path =~ %r{/rails/info.*|^#{Rails.application.config.assets.prefix}}
+ end
+
+ def engine?
+ rack_app && rack_app.respond_to?(:routes)
+ end
+ end
+
+ ##
+ # This class is just used for displaying route information when someone
+ # executes `rake routes`. People should not use this class.
+ class RoutesInspector # :nodoc:
+ def initialize
+ @engines = Hash.new
+ end
+
+ def format(all_routes, filter = nil)
+ if filter
+ all_routes = all_routes.select{ |route| route.defaults[:controller] == filter }
+ end
+
+ routes = collect_routes(all_routes)
+
+ formatted_routes(routes) +
+ formatted_routes_for_engines
+ end
+
+ def collect_routes(routes)
+ routes = routes.collect do |route|
+ RouteWrapper.new(route)
+ end.reject do |route|
+ route.internal?
+ end.collect do |route|
+ collect_engine_routes(route)
+
+ {:name => route.name, :verb => route.verb, :path => route.path, :reqs => route.reqs }
+ end
+ end
+
+ def collect_engine_routes(route)
+ name = route.endpoint
+ return unless route.engine?
+ return if @engines[name]
+
+ routes = route.rack_app.routes
+ if routes.is_a?(ActionDispatch::Routing::RouteSet)
+ @engines[name] = collect_routes(routes.routes)
+ end
+ end
+
+ def formatted_routes_for_engines
+ @engines.map do |name, routes|
+ ["\nRoutes for #{name}:"] + formatted_routes(routes)
+ end.flatten
+ end
+
+ def formatted_routes(routes)
+ name_width = routes.map{ |r| r[:name].length }.max
+ verb_width = routes.map{ |r| r[:verb].length }.max
+ path_width = routes.map{ |r| r[:path].length }.max
+
+ routes.map do |r|
+ "#{r[:name].rjust(name_width)} #{r[:verb].ljust(verb_width)} #{r[:path].ljust(path_width)} #{r[:reqs]}"
+ end
+ end
+ end
+ end
+end
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 970236a05a..f64cff8394 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -1,6 +1,7 @@
require 'active_support/core_ext/hash/except'
-require 'active_support/core_ext/object/blank'
-require 'active_support/core_ext/object/inclusion'
+require 'active_support/core_ext/hash/reverse_merge'
+require 'active_support/core_ext/hash/slice'
+require 'active_support/core_ext/enumerable'
require 'active_support/inflector'
require 'action_dispatch/routing/redirection'
@@ -16,7 +17,7 @@ module ActionDispatch
end
end
- attr_reader :app
+ attr_reader :app, :constraints
def initialize(app, constraints, request)
@app, @constraints, @request = app, constraints, request
@@ -34,6 +35,8 @@ module ActionDispatch
}
return true
+ ensure
+ req.reset_parameters
end
def call(env)
@@ -54,9 +57,20 @@ module ActionDispatch
def initialize(set, scope, path, options)
@set, @scope = set, scope
+ @segment_keys = nil
@options = (@scope[:options] || {}).merge(options)
@path = normalize_path(path)
normalize_options!
+
+ via_all = @options.delete(:via) if @options[:via] == :all
+
+ if !via_all && request_method_condition.empty?
+ msg = "You should not use the `match` method in your router without specifying an HTTP method.\n" \
+ "If you want to expose your action to GET, use `get` in the router:\n\n" \
+ " Instead of: match \"controller#action\"\n" \
+ " Do: get \"controller#action\""
+ raise msg
+ end
end
def to_route
@@ -86,6 +100,10 @@ module ActionDispatch
raise ArgumentError, "Regexp multiline option not allowed in routing requirements: #{requirement.inspect}"
end
end
+
+ if @options[:constraints].is_a?(Hash)
+ (@options[:defaults] ||= {}).reverse_merge!(defaults_from_constraints(@options[:constraints]))
+ end
end
# match "account/overview"
@@ -213,7 +231,9 @@ module ActionDispatch
end
def segment_keys
- @segment_keys ||= Journey::Path::Pattern.new(
+ return @segment_keys if @segment_keys
+
+ @segment_keys = Journey::Path::Pattern.new(
Journey::Router::Strexp.compile(@path, requirements, SEPARATORS)
).names
end
@@ -229,6 +249,11 @@ module ActionDispatch
def default_action
@options[:action] || @scope[:action]
end
+
+ def defaults_from_constraints(constraints)
+ url_keys = [:protocol, :subdomain, :domain, :host, :port]
+ constraints.slice(*url_keys).select{ |k, v| v.is_a?(String) || v.is_a?(Fixnum) }
+ end
end
# Invokes Rack::Mount::Utils.normalize path and ensure that
@@ -236,12 +261,12 @@ module ActionDispatch
# for root cases, where the latter is the correct one.
def self.normalize_path(path)
path = Journey::Router::Utils.normalize_path(path)
- path.gsub!(%r{/(\(+)/?}, '\1/') unless path =~ %r{^/\(+[^/]+\)$}
+ path.gsub!(%r{/(\(+)/?}, '\1/') unless path =~ %r{^/\(+[^)]+\)$}
path
end
def self.normalize_name(name)
- normalize_path(name)[1..-1].gsub("/", "_")
+ normalize_path(name)[1..-1].tr("/", "_")
end
module Base
@@ -251,11 +276,16 @@ module ActionDispatch
#
# For options, see +match+, as +root+ uses it internally.
#
+ # You can also pass a string which will expand
+ #
+ # root 'pages#main'
+ #
# You should put the root route at the top of <tt>config/routes.rb</tt>,
# because this means it will be matched first. As this is the most popular route
# of most Rails applications, this is beneficial.
def root(options = {})
- match '/', { :as => :root }.merge(options)
+ options = { :to => options } if options.is_a?(String)
+ match '/', { :as => :root, :via => :get }.merge(options)
end
# Matches a url pattern to one or more routes. Any symbols in a pattern
@@ -325,7 +355,7 @@ module ActionDispatch
# +call+ or a string representing a controller's action.
#
# match 'path', :to => 'controller#action'
- # match 'path', :to => lambda { [200, {}, "Success!"] }
+ # match 'path', :to => lambda { |env| [200, {}, "Success!"] }
# match 'path', :to => RackApp
#
# [:on]
@@ -373,11 +403,11 @@ module ActionDispatch
#
# # Matches any request starting with 'path'
# match 'path' => 'c#a', :anchor => false
+ #
+ # [:format]
+ # Allows you to specify the default value for optional +format+
+ # segment or disable it by supplying +false+.
def match(path, options=nil)
- mapping = Mapping.new(@set, @scope, path, options || {})
- app, conditions, requirements, defaults, as, anchor = mapping.to_route
- @set.add_route(app, conditions, requirements, defaults, as, anchor)
- self
end
# Mount a Rack-based application to be used within the application.
@@ -403,6 +433,10 @@ module ActionDispatch
if options
path = options.delete(:at)
else
+ unless Hash === app
+ raise ArgumentError, "must be called with mount point"
+ end
+
options = app
app, path = options.find { |k, v| k.respond_to?(:call) }
options.delete(app) if app
@@ -410,7 +444,8 @@ module ActionDispatch
raise "A rack application must be specified" unless path
- options[:as] ||= app_name(app)
+ options[:as] ||= app_name(app)
+ options[:via] ||= :all
match(path, options.merge(:to => app, :anchor => false, :format => false))
@@ -437,7 +472,7 @@ module ActionDispatch
app.railtie_name
else
class_name = app.class.is_a?(Class) ? app.name : app.class.name
- ActiveSupport::Inflector.underscore(class_name).gsub("/", "_")
+ ActiveSupport::Inflector.underscore(class_name).tr("/", "_")
end
end
@@ -447,7 +482,11 @@ module ActionDispatch
_route = @set.named_routes.routes[name.to_sym]
_routes = @set
app.routes.define_mounted_helper(name)
- app.routes.class_eval do
+ app.routes.singleton_class.class_eval do
+ define_method :mounted? do
+ true
+ end
+
define_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
@@ -464,49 +503,49 @@ module ActionDispatch
# Define a route that only recognizes HTTP GET.
# For supported arguments, see <tt>Base#match</tt>.
#
- # Example:
- #
- # get 'bacon', :to => 'food#bacon'
+ # get 'bacon', :to => 'food#bacon'
def get(*args, &block)
- map_method(:get, *args, &block)
+ map_method(:get, args, &block)
end
# Define a route that only recognizes HTTP POST.
# For supported arguments, see <tt>Base#match</tt>.
#
- # Example:
- #
- # post 'bacon', :to => 'food#bacon'
+ # post 'bacon', :to => 'food#bacon'
def post(*args, &block)
- map_method(:post, *args, &block)
+ map_method(:post, args, &block)
end
- # Define a route that only recognizes HTTP PUT.
+ # Define a route that only recognizes HTTP PATCH.
# For supported arguments, see <tt>Base#match</tt>.
#
- # Example:
- #
- # put 'bacon', :to => 'food#bacon'
- def put(*args, &block)
- map_method(:put, *args, &block)
+ # patch 'bacon', :to => 'food#bacon'
+ def patch(*args, &block)
+ map_method(:patch, args, &block)
end
# Define a route that only recognizes HTTP PUT.
# For supported arguments, see <tt>Base#match</tt>.
#
- # Example:
+ # put 'bacon', :to => 'food#bacon'
+ def put(*args, &block)
+ map_method(:put, args, &block)
+ end
+
+ # Define a route that only recognizes HTTP DELETE.
+ # For supported arguments, see <tt>Base#match</tt>.
#
- # delete 'broccoli', :to => 'food#broccoli'
+ # delete 'broccoli', :to => 'food#broccoli'
def delete(*args, &block)
- map_method(:delete, *args, &block)
+ map_method(:delete, args, &block)
end
private
- def map_method(method, *args, &block)
+ def map_method(method, args, &block)
options = args.extract_options!
- options[:via] = method
- args.push(options)
- match(*args, &block)
+ options[:via] = method
+ options[:path] ||= args.first if args.first.is_a?(String)
+ match(*args, options, &block)
self
end
end
@@ -524,13 +563,13 @@ module ActionDispatch
# This will create a number of routes for each of the posts and comments
# controller. For <tt>Admin::PostsController</tt>, Rails will create:
#
- # GET /admin/posts
- # GET /admin/posts/new
- # POST /admin/posts
- # GET /admin/posts/1
- # GET /admin/posts/1/edit
- # PUT /admin/posts/1
- # DELETE /admin/posts/1
+ # GET /admin/posts
+ # GET /admin/posts/new
+ # POST /admin/posts
+ # GET /admin/posts/1
+ # GET /admin/posts/1/edit
+ # PATCH/PUT /admin/posts/1
+ # DELETE /admin/posts/1
#
# If you want to route /posts (without the prefix /admin) to
# <tt>Admin::PostsController</tt>, you could use
@@ -558,13 +597,13 @@ module ActionDispatch
# not use scope. In the last case, the following paths map to
# +PostsController+:
#
- # GET /admin/posts
- # GET /admin/posts/new
- # POST /admin/posts
- # GET /admin/posts/1
- # GET /admin/posts/1/edit
- # PUT /admin/posts/1
- # DELETE /admin/posts/1
+ # GET /admin/posts
+ # GET /admin/posts/new
+ # POST /admin/posts
+ # GET /admin/posts/1
+ # GET /admin/posts/1/edit
+ # PATCH/PUT /admin/posts/1
+ # DELETE /admin/posts/1
module Scoping
# Scopes a set of routes to the given default options.
#
@@ -610,6 +649,10 @@ module ActionDispatch
block, options[:constraints] = options[:constraints], {}
end
+ if options[:constraints].is_a?(Hash)
+ (options[:defaults] ||= {}).reverse_merge!(defaults_from_constraints(options[:constraints]))
+ end
+
scope_options.each do |option|
if value = options.delete(option)
recover[option] = @scope[option]
@@ -636,7 +679,6 @@ module ActionDispatch
# Scopes routes to a specific controller
#
- # Example:
# controller "food" do
# match "bacon", :action => "bacon"
# end
@@ -653,13 +695,13 @@ module ActionDispatch
#
# This generates the following routes:
#
- # admin_posts GET /admin/posts(.:format) admin/posts#index
- # admin_posts POST /admin/posts(.:format) admin/posts#create
- # new_admin_post GET /admin/posts/new(.:format) admin/posts#new
- # edit_admin_post GET /admin/posts/:id/edit(.:format) admin/posts#edit
- # admin_post GET /admin/posts/:id(.:format) admin/posts#show
- # admin_post PUT /admin/posts/:id(.:format) admin/posts#update
- # admin_post DELETE /admin/posts/:id(.:format) admin/posts#destroy
+ # admin_posts GET /admin/posts(.:format) admin/posts#index
+ # admin_posts POST /admin/posts(.:format) admin/posts#create
+ # new_admin_post GET /admin/posts/new(.:format) admin/posts#new
+ # edit_admin_post GET /admin/posts/:id/edit(.:format) admin/posts#edit
+ # admin_post GET /admin/posts/:id(.:format) admin/posts#show
+ # admin_post PATCH/PUT /admin/posts/:id(.:format) admin/posts#update
+ # admin_post DELETE /admin/posts/:id(.:format) admin/posts#destroy
#
# === Options
#
@@ -818,6 +860,11 @@ module ActionDispatch
def override_keys(child) #:nodoc:
child.key?(:only) || child.key?(:except) ? [:only, :except] : []
end
+
+ def defaults_from_constraints(constraints)
+ url_keys = [:protocol, :subdomain, :domain, :host, :port]
+ constraints.slice(*url_keys).select{ |k, v| v.is_a?(String) || v.is_a?(Fixnum) }
+ end
end
# Resource routing allows you to quickly declare all of the common routes
@@ -863,24 +910,23 @@ module ActionDispatch
# CANONICAL_ACTIONS holds all actions that does not need a prefix or
# a path appended since they fit properly in their scope level.
VALID_ON_OPTIONS = [:new, :collection, :member]
- RESOURCE_OPTIONS = [:as, :controller, :path, :only, :except]
+ RESOURCE_OPTIONS = [:as, :controller, :path, :only, :except, :param, :concerns]
CANONICAL_ACTIONS = %w(index create new show update destroy)
class Resource #:nodoc:
- DEFAULT_ACTIONS = [:index, :create, :new, :show, :update, :destroy, :edit]
-
- attr_reader :controller, :path, :options
+ attr_reader :controller, :path, :options, :param
def initialize(entities, options = {})
@name = entities.to_s
@path = (options[:path] || @name).to_s
@controller = (options[:controller] || @name).to_s
@as = options[:as]
+ @param = (options[:param] || :id).to_sym
@options = options
end
def default_actions
- self.class::DEFAULT_ACTIONS
+ [:index, :create, :new, :show, :update, :destroy, :edit]
end
def actions
@@ -920,30 +966,37 @@ module ActionDispatch
alias :collection_scope :path
def member_scope
- "#{path}/:id"
+ "#{path}/:#{param}"
end
+ alias :shallow_scope :member_scope
+
def new_scope(new_path)
"#{path}/#{new_path}"
end
+ def nested_param
+ :"#{singular}_#{param}"
+ end
+
def nested_scope
- "#{path}/:#{singular}_id"
+ "#{path}/:#{nested_param}"
end
end
class SingletonResource < Resource #:nodoc:
- DEFAULT_ACTIONS = [:show, :create, :update, :destroy, :new, :edit]
-
def initialize(entities, options)
super
-
@as = nil
@controller = (options[:controller] || plural).to_s
@as = options[:as]
end
+ def default_actions
+ [:show, :create, :update, :destroy, :new, :edit]
+ end
+
def plural
@plural ||= name.to_s.pluralize
end
@@ -975,12 +1028,12 @@ module ActionDispatch
# the +GeoCoders+ controller (note that the controller is named after
# the plural):
#
- # GET /geocoder/new
- # POST /geocoder
- # GET /geocoder
- # GET /geocoder/edit
- # PUT /geocoder
- # DELETE /geocoder
+ # GET /geocoder/new
+ # POST /geocoder
+ # GET /geocoder
+ # GET /geocoder/edit
+ # PATCH/PUT /geocoder
+ # DELETE /geocoder
#
# === Options
# Takes same options as +resources+.
@@ -991,9 +1044,11 @@ module ActionDispatch
return self
end
- resource_scope(SingletonResource.new(resources.pop, options)) do
+ resource_scope(:resource, SingletonResource.new(resources.pop, options)) do
yield if block_given?
+ concerns(options[:concerns]) if options[:concerns]
+
collection do
post :create
end if parent_resource.actions.include?(:create)
@@ -1003,9 +1058,12 @@ module ActionDispatch
end if parent_resource.actions.include?(:new)
member do
- get :edit if parent_resource.actions.include?(:edit)
- get :show if parent_resource.actions.include?(:show)
- put :update if parent_resource.actions.include?(:update)
+ get :edit if parent_resource.actions.include?(:edit)
+ get :show if parent_resource.actions.include?(:show)
+ if parent_resource.actions.include?(:update)
+ patch :update
+ put :update
+ end
delete :destroy if parent_resource.actions.include?(:destroy)
end
end
@@ -1023,13 +1081,13 @@ module ActionDispatch
# creates seven different routes in your application, all mapping to
# the +Photos+ controller:
#
- # GET /photos
- # GET /photos/new
- # POST /photos
- # GET /photos/:id
- # GET /photos/:id/edit
- # PUT /photos/:id
- # DELETE /photos/:id
+ # GET /photos
+ # GET /photos/new
+ # POST /photos
+ # GET /photos/:id
+ # GET /photos/:id/edit
+ # PATCH/PUT /photos/:id
+ # DELETE /photos/:id
#
# Resources can also be nested infinitely by using this block syntax:
#
@@ -1039,25 +1097,32 @@ module ActionDispatch
#
# This generates the following comments routes:
#
- # GET /photos/:photo_id/comments
- # GET /photos/:photo_id/comments/new
- # POST /photos/:photo_id/comments
- # GET /photos/:photo_id/comments/:id
- # GET /photos/:photo_id/comments/:id/edit
- # PUT /photos/:photo_id/comments/:id
- # DELETE /photos/:photo_id/comments/:id
+ # GET /photos/:photo_id/comments
+ # GET /photos/:photo_id/comments/new
+ # POST /photos/:photo_id/comments
+ # GET /photos/:photo_id/comments/:id
+ # GET /photos/:photo_id/comments/:id/edit
+ # PATCH/PUT /photos/:photo_id/comments/:id
+ # DELETE /photos/:photo_id/comments/:id
#
# === Options
# Takes same options as <tt>Base#match</tt> as well as:
#
# [:path_names]
- # Allows you to change the paths of the seven default actions.
- # Paths not specified are not changed.
+ # Allows you to change the segment component of the +edit+ and +new+ actions.
+ # Actions not specified are not changed.
#
# resources :posts, :path_names => { :new => "brand_new" }
#
# The above example will now change /posts/new to /posts/brand_new
#
+ # [:path]
+ # Allows you to change the path prefix for the resource.
+ #
+ # resources :posts, :path => 'postings'
+ #
+ # The resource and all segments will now route to /postings instead of /posts
+ #
# [:only]
# Only generate routes for the given actions.
#
@@ -1100,13 +1165,36 @@ module ActionDispatch
#
# The +comments+ resource here will have the following routes generated for it:
#
- # post_comments GET /posts/:post_id/comments(.:format)
- # post_comments POST /posts/:post_id/comments(.:format)
- # new_post_comment GET /posts/:post_id/comments/new(.:format)
- # edit_comment GET /sekret/comments/:id/edit(.:format)
- # comment GET /sekret/comments/:id(.:format)
- # comment PUT /sekret/comments/:id(.:format)
- # comment DELETE /sekret/comments/:id(.:format)
+ # post_comments GET /posts/:post_id/comments(.:format)
+ # post_comments POST /posts/:post_id/comments(.:format)
+ # new_post_comment GET /posts/:post_id/comments/new(.:format)
+ # edit_comment GET /sekret/comments/:id/edit(.:format)
+ # comment GET /sekret/comments/:id(.:format)
+ # comment PATCH/PUT /sekret/comments/:id(.:format)
+ # comment DELETE /sekret/comments/:id(.:format)
+ #
+ # [:shallow_prefix]
+ # Prefixes nested shallow route names with specified prefix.
+ #
+ # scope :shallow_prefix => "sekret" do
+ # resources :posts do
+ # resources :comments, :shallow => true
+ # end
+ # end
+ #
+ # The +comments+ resource here will have the following routes generated for it:
+ #
+ # post_comments GET /posts/:post_id/comments(.:format)
+ # post_comments POST /posts/:post_id/comments(.:format)
+ # new_post_comment GET /posts/:post_id/comments/new(.:format)
+ # edit_sekret_comment GET /comments/:id/edit(.:format)
+ # sekret_comment GET /comments/:id(.:format)
+ # sekret_comment PATCH/PUT /comments/:id(.:format)
+ # sekret_comment DELETE /comments/:id(.:format)
+ #
+ # [:format]
+ # Allows you to specify the default value for optional +format+
+ # segment or disable it by supplying +false+.
#
# === Examples
#
@@ -1122,9 +1210,11 @@ module ActionDispatch
return self
end
- resource_scope(Resource.new(resources.pop, options)) do
+ resource_scope(:resources, Resource.new(resources.pop, options)) do
yield if block_given?
+ concerns(options[:concerns]) if options[:concerns]
+
collection do
get :index if parent_resource.actions.include?(:index)
post :create if parent_resource.actions.include?(:create)
@@ -1135,9 +1225,12 @@ module ActionDispatch
end if parent_resource.actions.include?(:new)
member do
- get :edit if parent_resource.actions.include?(:edit)
- get :show if parent_resource.actions.include?(:show)
- put :update if parent_resource.actions.include?(:update)
+ get :edit if parent_resource.actions.include?(:edit)
+ get :show if parent_resource.actions.include?(:show)
+ if parent_resource.actions.include?(:update)
+ patch :update
+ put :update
+ end
delete :destroy if parent_resource.actions.include?(:destroy)
end
end
@@ -1245,32 +1338,47 @@ module ActionDispatch
parent_resource.instance_of?(Resource) && @scope[:shallow]
end
- def match(*args)
- options = args.extract_options!.dup
- options[:anchor] = true unless options.key?(:anchor)
-
- if args.length > 1
- args.each { |path| match(path, options.dup) }
- return self
+ # match 'path' => 'controller#action'
+ # match 'path', to: 'controller#action'
+ # match 'path', 'otherpath', on: :member, via: :get
+ def match(path, *rest)
+ if rest.empty? && Hash === path
+ options = path
+ path, to = options.find { |name, value| name.is_a?(String) }
+ options[:to] = to
+ options.delete(path)
+ paths = [path]
+ else
+ options = rest.pop || {}
+ paths = [path] + rest
end
- on = options.delete(:on)
- if VALID_ON_OPTIONS.include?(on)
- args.push(options)
- return send(on){ match(*args) }
- elsif on
+ options[:anchor] = true unless options.key?(:anchor)
+
+ if options[:on] && !VALID_ON_OPTIONS.include?(options[:on])
raise ArgumentError, "Unknown scope #{on.inspect} given to :on"
end
- if @scope[:scope_level] == :resources
- args.push(options)
- return nested { match(*args) }
- elsif @scope[:scope_level] == :resource
- args.push(options)
- return member { match(*args) }
+ paths.each { |_path| decomposed_match(_path, options.dup) }
+ self
+ end
+
+ def decomposed_match(path, options) # :nodoc:
+ if on = options.delete(:on)
+ send(on) { decomposed_match(path, options) }
+ else
+ case @scope[:scope_level]
+ when :resources
+ nested { decomposed_match(path, options) }
+ when :resource
+ member { decomposed_match(path, options) }
+ else
+ add_route(path, options)
+ end
end
+ end
- action = args.first
+ def add_route(action, options) # :nodoc:
path = path_for_action(action, options.delete(:path))
if action.to_s =~ /^[\w\/]+$/
@@ -1279,13 +1387,15 @@ module ActionDispatch
action = nil
end
- if options.key?(:as) && !options[:as]
+ if !options.fetch(:as, true)
options.delete(:as)
else
options[:as] = name_for_action(options[:as], action)
end
- super(path, options)
+ mapping = Mapping.new(@set, @scope, URI.parser.escape(path), options)
+ app, conditions, requirements, defaults, as, anchor = mapping.to_route
+ @set.add_route(app, conditions, requirements, defaults, as, anchor)
end
def root(options={})
@@ -1341,7 +1451,7 @@ module ActionDispatch
end
def scope_action_options? #:nodoc:
- @scope[:options].is_a?(Hash) && (@scope[:options][:only] || @scope[:options][:except])
+ @scope[:options] && (@scope[:options][:only] || @scope[:options][:except])
end
def scope_action_options #:nodoc:
@@ -1349,11 +1459,11 @@ module ActionDispatch
end
def resource_scope? #:nodoc:
- @scope[:scope_level].in?([:resource, :resources])
+ [:resource, :resources].include? @scope[:scope_level]
end
def resource_method_scope? #:nodoc:
- @scope[:scope_level].in?([:collection, :member, :new])
+ [:collection, :member, :new].include? @scope[:scope_level]
end
def with_exclusive_scope
@@ -1378,8 +1488,8 @@ module ActionDispatch
@scope[:scope_level_resource] = old_resource
end
- def resource_scope(resource) #:nodoc:
- with_scope_level(resource.is_a?(SingletonResource) ? :resource : :resources, resource) do
+ def resource_scope(kind, resource) #:nodoc:
+ with_scope_level(kind, resource) do
scope(parent_resource.resource_scope) do
yield
end
@@ -1387,18 +1497,20 @@ module ActionDispatch
end
def nested_options #:nodoc:
- {}.tap do |options|
- options[:as] = parent_resource.member_name
- options[:constraints] = { "#{parent_resource.singular}_id".to_sym => id_constraint } if id_constraint?
- end
+ options = { :as => parent_resource.member_name }
+ options[:constraints] = {
+ parent_resource.nested_param => param_constraint
+ } if param_constraint?
+
+ options
end
- def id_constraint? #:nodoc:
- @scope[:constraints] && @scope[:constraints][:id].is_a?(Regexp)
+ def param_constraint? #:nodoc:
+ @scope[:constraints] && @scope[:constraints][parent_resource.param].is_a?(Regexp)
end
- def id_constraint #:nodoc:
- @scope[:constraints][:id]
+ def param_constraint #:nodoc:
+ @scope[:constraints][parent_resource.param]
end
def canonical_action?(action, flag) #:nodoc:
@@ -1411,9 +1523,9 @@ module ActionDispatch
def path_for_action(action, path) #:nodoc:
prefix = shallow_scoping? ?
- "#{@scope[:shallow_path]}/#{parent_resource.path}/:id" : @scope[:path]
+ "#{@scope[:shallow_path]}/#{parent_resource.shallow_scope}" : @scope[:path]
- path = if canonical_action?(action, path.blank?)
+ if canonical_action?(action, path.blank?)
prefix.to_s
else
"#{prefix}/#{action_path(action, path)}"
@@ -1421,8 +1533,7 @@ module ActionDispatch
end
def action_path(name, path = nil) #:nodoc:
- # Ruby 1.8 can't transform empty strings to symbols
- name = name.to_sym if name.is_a?(String) && !name.empty?
+ name = name.to_sym if name.is_a?(String)
path || @scope[:path_names][name] || name.to_s
end
@@ -1461,20 +1572,69 @@ module ActionDispatch
[name_prefix, member_name, prefix]
end
- candidate = name.select(&:present?).join("_").presence
- candidate unless as.nil? && @set.routes.find { |r| r.name == candidate }
+ if candidate = name.select(&:present?).join("_").presence
+ # If a name was not explicitly given, we check if it is valid
+ # and return nil in case it isn't. Otherwise, we pass the invalid name
+ # forward so the underlying router engine treats it and raises an exception.
+ if as.nil?
+ candidate unless @set.routes.find { |r| r.name == candidate } || candidate !~ /\A[_a-z]/i
+ else
+ candidate
+ end
+ end
end
end
- module Shorthand #:nodoc:
- def match(path, *rest)
- if rest.empty? && Hash === path
- options = path
- path, to = options.find { |name, value| name.is_a?(String) }
- options.merge!(:to => to).delete(path)
- super(path, options)
- else
- super
+ # Routing Concerns allows you to declare common routes that can be reused
+ # inside others resources and routes.
+ #
+ # concern :commentable do
+ # resources :comments
+ # end
+ #
+ # concern :image_attachable do
+ # resources :images, only: :index
+ # end
+ #
+ # These concerns are used in Resources routing:
+ #
+ # resources :messages, concerns: [:commentable, :image_attachable]
+ #
+ # or in a scope or namespace:
+ #
+ # namespace :posts do
+ # concerns :commentable
+ # end
+ module Concerns
+ # Define a routing concern using a name.
+ #
+ # concern :commentable do
+ # resources :comments
+ # end
+ #
+ # Any routing helpers can be used inside a concern.
+ def concern(name, &block)
+ @concerns[name] = block
+ end
+
+ # Use the named concerns
+ #
+ # resources :posts do
+ # concerns :commentable
+ # end
+ #
+ # concerns also work in any routes helper that you want to use:
+ #
+ # namespace :posts do
+ # concerns :commentable
+ # end
+ def concerns(*names)
+ names.flatten.each do |name|
+ if concern = @concerns[name]
+ instance_eval(&concern)
+ else
+ raise ArgumentError, "No concern named #{name} was found!"
+ end
end
end
end
@@ -1482,14 +1642,15 @@ module ActionDispatch
def initialize(set) #:nodoc:
@set = set
@scope = { :path_names => @set.resources_path_names }
+ @concerns = {}
end
include Base
include HttpHelpers
include Redirection
include Scoping
+ include Concerns
include Resources
- include Shorthand
end
end
end
diff --git a/actionpack/lib/action_dispatch/routing/polymorphic_routes.rb b/actionpack/lib/action_dispatch/routing/polymorphic_routes.rb
index e989a38d8b..3d7b8878b8 100644
--- a/actionpack/lib/action_dispatch/routing/polymorphic_routes.rb
+++ b/actionpack/lib/action_dispatch/routing/polymorphic_routes.rb
@@ -1,3 +1,5 @@
+require 'action_controller/model_naming'
+
module ActionDispatch
module Routing
# Polymorphic URL helpers are methods for smart resolution to a named route call when
@@ -43,18 +45,18 @@ module ActionDispatch
# edit_polymorphic_path(@post) # => "/posts/1/edit"
# polymorphic_path(@post, :format => :pdf) # => "/posts/1.pdf"
#
- # == Using with mounted engines
- #
- # If you use mounted engine, there is a possibility that you will need to use
- # polymorphic_url pointing at engine's routes. To do that, just pass proxy used
- # to reach engine's routes as a first argument:
+ # == Usage with mounted engines
#
- # For example:
+ # If you are using a mounted engine and you need to use a polymorphic_url
+ # pointing at the engine's routes, pass in the engine's route proxy as the first
+ # argument to the method. For example:
#
- # polymorphic_url([blog, @post]) # it will call blog.post_path(@post)
- # form_for([blog, @post]) # => "/blog/posts/1
+ # polymorphic_url([blog, @post]) # calls blog.post_path(@post)
+ # form_for([blog, @post]) # => "/blog/posts/1"
#
module PolymorphicRoutes
+ include ActionController::ModelNaming
+
# Constructs a call to a named RESTful route for the given record and returns the
# resulting URL string. For example:
#
@@ -97,7 +99,7 @@ module ActionDispatch
end
record = extract_record(record_or_hash_or_array)
- record = record.to_model if record.respond_to?(:to_model)
+ record = convert_to_model(record)
args = Array === record_or_hash_or_array ?
record_or_hash_or_array.dup :
@@ -124,6 +126,8 @@ module ActionDispatch
args.last.kind_of?(Hash) ? args.last.merge!(url_options) : args << url_options
end
+ args.collect! { |a| convert_to_model(a) }
+
(proxy || self).send(named_route, *args)
end
@@ -165,7 +169,7 @@ module ActionDispatch
if parent.is_a?(Symbol) || parent.is_a?(String)
parent
else
- ActiveModel::Naming.route_key(parent).singularize
+ model_name_from_record_or_class(parent).singular_route_key
end
end
else
@@ -176,9 +180,11 @@ module ActionDispatch
if record.is_a?(Symbol) || record.is_a?(String)
route << record
elsif record
- route << ActiveModel::Naming.route_key(record)
- route = [route.join("_").singularize] if inflection == :singular
- route << "index" if ActiveModel::Naming.uncountable?(record) && inflection == :plural
+ if inflection == :singular
+ route << model_name_from_record_or_class(record).singular_route_key
+ else
+ route << model_name_from_record_or_class(record).route_key
+ end
else
raise ArgumentError, "Nil location provided. Can't build URI."
end
diff --git a/actionpack/lib/action_dispatch/routing/redirection.rb b/actionpack/lib/action_dispatch/routing/redirection.rb
index 804991ad5f..205ff44b1c 100644
--- a/actionpack/lib/action_dispatch/routing/redirection.rb
+++ b/actionpack/lib/action_dispatch/routing/redirection.rb
@@ -1,7 +1,99 @@
require 'action_dispatch/http/request'
+require 'active_support/core_ext/uri'
+require 'active_support/core_ext/array/extract_options'
+require 'rack/utils'
+require 'action_controller/metal/exceptions'
module ActionDispatch
module Routing
+ class Redirect # :nodoc:
+ attr_reader :status, :block
+
+ def initialize(status, block)
+ @status = status
+ @block = block
+ end
+
+ def call(env)
+ req = Request.new(env)
+
+ # If any of the path parameters has a invalid encoding then
+ # raise since it's likely to trigger errors further on.
+ req.symbolized_path_parameters.each do |key, value|
+ unless value.valid_encoding?
+ raise ActionController::BadRequest, "Invalid parameter: #{key} => #{value}"
+ end
+ end
+
+ uri = URI.parse(path(req.symbolized_path_parameters, req))
+ uri.scheme ||= req.scheme
+ uri.host ||= req.host
+ uri.port ||= req.port unless req.standard_port?
+
+ body = %(<html><body>You are being <a href="#{ERB::Util.h(uri.to_s)}">redirected</a>.</body></html>)
+
+ headers = {
+ 'Location' => uri.to_s,
+ 'Content-Type' => 'text/html',
+ 'Content-Length' => body.length.to_s
+ }
+
+ [ status, headers, [body] ]
+ end
+
+ def path(params, request)
+ block.call params, request
+ end
+
+ def inspect
+ "redirect(#{status})"
+ end
+ end
+
+ class PathRedirect < Redirect
+ def path(params, request)
+ (params.empty? || !block.match(/%\{\w*\}/)) ? block : (block % escape(params))
+ end
+
+ def inspect
+ "redirect(#{status}, #{block})"
+ end
+
+ private
+ def escape(params)
+ Hash[params.map{ |k,v| [k, Rack::Utils.escape(v)] }]
+ end
+ end
+
+ class OptionRedirect < Redirect # :nodoc:
+ alias :options :block
+
+ def path(params, request)
+ url_options = {
+ :protocol => request.protocol,
+ :host => request.host,
+ :port => request.optional_port,
+ :path => request.path,
+ :params => request.query_parameters
+ }.merge options
+
+ if !params.empty? && url_options[:path].match(/%\{\w*\}/)
+ url_options[:path] = (url_options[:path] % escape_path(params))
+ end
+
+ ActionDispatch::Http::URL.url_for url_options
+ end
+
+ def inspect
+ "redirect(#{status}, #{options.map{ |k,v| "#{k}: #{v}" }.join(', ')})"
+ end
+
+ private
+ def escape_path(params)
+ Hash[params.map{ |k,v| [k, URI.parser.escape(v)] }]
+ end
+ end
+
module Redirection
# Redirect any path to another path:
@@ -19,10 +111,13 @@ module ActionDispatch
# params, depending of how many arguments your block accepts. A string is required as a
# return value.
#
- # match 'jokes/:number', :to => redirect do |params, request|
- # path = (params[:number].to_i.even? ? "/wheres-the-beef" : "/i-love-lamp")
+ # match 'jokes/:number', :to => redirect { |params, request|
+ # path = (params[:number].to_i.even? ? "wheres-the-beef" : "i-love-lamp")
# "http://#{request.host_with_port}/#{path}"
- # end
+ # }
+ #
+ # Note that the +do end+ syntax for the redirect block wouldn't work, as Ruby would pass
+ # the block to +match+ instead of +redirect+. Use <tt>{ ... }</tt> instead.
#
# The options version of redirect allows you to supply only the parts of the url which need
# to change, it also supports interpolation of the path similar to the first example.
@@ -37,74 +132,17 @@ module ActionDispatch
# match 'accounts/:name' => redirect(SubdomainRedirector.new('api'))
#
def redirect(*args, &block)
- options = args.last.is_a?(Hash) ? args.pop : {}
+ options = args.extract_options!
status = options.delete(:status) || 301
+ path = args.shift
- path = args.shift
-
- path_proc = if path.is_a?(String)
- proc { |params| (params.empty? || !path.match(/%\{\w*\}/)) ? path : (path % params) }
- elsif options.any?
- options_proc(options)
- elsif path.respond_to?(:call)
- proc { |params, request| path.call(params, request) }
- elsif block
- block
- else
- raise ArgumentError, "redirection argument not supported"
- end
+ return OptionRedirect.new(status, options) if options.any?
+ return PathRedirect.new(status, path) if String === path
- redirection_proc(status, path_proc)
+ block = path if path.respond_to? :call
+ raise ArgumentError, "redirection argument not supported" unless block
+ Redirect.new status, block
end
-
- private
-
- def options_proc(options)
- proc do |params, request|
- path = if options[:path].nil?
- request.path
- elsif params.empty? || !options[:path].match(/%\{\w*\}/)
- options.delete(:path)
- else
- (options.delete(:path) % params)
- end
-
- default_options = {
- :protocol => request.protocol,
- :host => request.host,
- :port => request.optional_port,
- :path => path,
- :params => request.query_parameters
- }
-
- ActionDispatch::Http::URL.url_for(options.reverse_merge(default_options))
- end
- end
-
- def redirection_proc(status, path_proc)
- lambda do |env|
- req = Request.new(env)
-
- params = [req.symbolized_path_parameters]
- params << req if path_proc.arity > 1
-
- uri = URI.parse(path_proc.call(*params))
- uri.scheme ||= req.scheme
- uri.host ||= req.host
- uri.port ||= req.port unless req.standard_port?
-
- body = %(<html><body>You are being <a href="#{ERB::Util.h(uri.to_s)}">redirected</a>.</body></html>)
-
- headers = {
- 'Location' => uri.to_s,
- 'Content-Type' => 'text/html',
- 'Content-Length' => body.length.to_s
- }
-
- [ status, headers, [body] ]
- end
- end
-
end
end
-end \ No newline at end of file
+end
diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb
index 2bcde16110..32d267d1d6 100644
--- a/actionpack/lib/action_dispatch/routing/route_set.rb
+++ b/actionpack/lib/action_dispatch/routing/route_set.rb
@@ -1,6 +1,5 @@
require 'journey'
require 'forwardable'
-require 'active_support/core_ext/object/blank'
require 'active_support/core_ext/object/to_query'
require 'active_support/core_ext/hash/slice'
require 'active_support/core_ext/module/remove_method'
@@ -9,6 +8,12 @@ require 'action_controller/metal/exceptions'
module ActionDispatch
module Routing
class RouteSet #:nodoc:
+ # Since the router holds references to many parts of the system
+ # like engines, controllers and the application itself, inspecting
+ # the route set can actually be really slow, therefore we default
+ # alias inspect to to_s.
+ alias inspect to_s
+
PARAMETERS_KEY = 'action_dispatch.request.path_parameters'
class Dispatcher #:nodoc:
@@ -20,6 +25,15 @@ module ActionDispatch
def call(env)
params = env[PARAMETERS_KEY]
+
+ # If any of the path parameters has a invalid encoding then
+ # raise since it's likely to trigger errors further on.
+ params.each do |key, value|
+ unless value.valid_encoding?
+ raise ActionController::BadRequest, "Invalid parameter: #{key} => #{value}"
+ end
+ end
+
prepare_params!(params)
# Just raise undefined constant errors if a controller was specified as default.
@@ -31,6 +45,7 @@ module ActionDispatch
end
def prepare_params!(params)
+ normalize_controller!(params)
merge_default_action!(params)
split_glob_param!(params) if @glob_param
end
@@ -66,6 +81,10 @@ module ActionDispatch
controller.action(action).call(env)
end
+ def normalize_controller!(params)
+ params[:controller] = params[:controller].underscore if params.key?(:controller)
+ end
+
def merge_default_action!(params)
params[:action] ||= 'index'
end
@@ -83,7 +102,27 @@ module ActionDispatch
attr_reader :routes, :helpers, :module
def initialize
- clear!
+ @routes = {}
+ @helpers = []
+ @module = Module.new do
+ protected
+
+ def handle_positional_args(args, options, segment_keys)
+ inner_options = args.extract_options!
+ result = options.dup
+
+ if args.size > 0
+ keys = segment_keys
+ if args.size < keys.size - 1 # take format into account
+ keys -= self.url_options.keys if self.respond_to?(:url_options)
+ keys -= options.keys
+ end
+ result.merge!(Hash[keys.zip(args)])
+ end
+
+ result.merge!(inner_options)
+ end
+ end
end
def helper_names
@@ -91,12 +130,8 @@ module ActionDispatch
end
def clear!
- @routes = {}
- @helpers = []
-
- @module ||= Module.new do
- instance_methods.each { |selector| remove_method(selector) }
- end
+ @routes.clear
+ @helpers.clear
end
def add(name, route)
@@ -125,58 +160,13 @@ module ActionDispatch
routes.length
end
- def reset!
- old_routes = routes.dup
- clear!
- old_routes.each do |name, route|
- add(name, route)
- end
- end
-
- def install(destinations = [ActionController::Base, ActionView::Base], regenerate = false)
- reset! if regenerate
- Array(destinations).each do |dest|
- dest.__send__(:include, @module)
- end
- end
-
private
- def url_helper_name(name, kind = :url)
- :"#{name}_#{kind}"
- end
-
- def hash_access_name(name, kind = :url)
- :"hash_for_#{name}_#{kind}"
- end
def define_named_route_methods(name, route)
- {:url => {:only_path => false}, :path => {:only_path => true}}.each do |kind, opts|
- hash = route.defaults.merge(:use_route => name).merge(opts)
- define_hash_access route, name, kind, hash
- define_url_helper route, name, kind, hash
- end
- end
-
- def define_hash_access(route, name, kind, options)
- selector = hash_access_name(name, kind)
-
- # We use module_eval to avoid leaks
- @module.module_eval <<-END_EVAL, __FILE__, __LINE__ + 1
- remove_possible_method :#{selector}
- def #{selector}(*args)
- options = args.extract_options!
- result = #{options.inspect}
-
- if args.any?
- result[:_positional_args] = args
- result[:_positional_keys] = #{route.segment_keys.inspect}
- end
-
- result.merge(options)
- end
- protected :#{selector}
- END_EVAL
- helpers << selector
+ define_url_helper route, :"#{name}_path",
+ route.defaults.merge(:use_route => name, :only_path => true)
+ define_url_helper route, :"#{name}_url",
+ route.defaults.merge(:use_route => name, :only_path => false)
end
# Create a url helper allowing ordered parameters to be associated
@@ -192,23 +182,51 @@ module ActionDispatch
#
# foo_url(bar, baz, bang, :sort_by => 'baz')
#
- def define_url_helper(route, name, kind, options)
- selector = url_helper_name(name, kind)
- hash_access_method = hash_access_name(name, kind)
-
+ def define_url_helper(route, name, options)
@module.module_eval <<-END_EVAL, __FILE__, __LINE__ + 1
- remove_possible_method :#{selector}
- def #{selector}(*args)
- url_for(#{hash_access_method}(*args))
+ remove_possible_method :#{name}
+ def #{name}(*args)
+ if #{optimize_helper?(route)} && args.size == #{route.required_parts.size} && !args.last.is_a?(Hash) && optimize_routes_generation?
+ options = #{options.inspect}
+ options.merge!(url_options) if respond_to?(:url_options)
+ options[:path] = "#{optimized_helper(route)}"
+ ActionDispatch::Http::URL.url_for(options)
+ else
+ url_for(handle_positional_args(args, #{options.inspect}, #{route.segment_keys.inspect}))
+ end
end
END_EVAL
- helpers << selector
+
+ helpers << name
+ end
+
+ # Clause check about when we need to generate an optimized helper.
+ def optimize_helper?(route) #:nodoc:
+ route.requirements.except(:controller, :action).empty?
+ end
+
+ # Generates the interpolation to be used in the optimized helper.
+ def optimized_helper(route)
+ string_route = route.ast.to_s
+
+ while string_route.gsub!(/\([^\)]*\)/, "")
+ true
+ end
+
+ route.required_parts.each_with_index do |part, i|
+ # Replace each route parameter
+ # e.g. :id for regular parameter or *path for globbing
+ # with ruby string interpolation code
+ string_route.gsub!(/(\*|:)#{part}/, "\#{Journey::Router::Utils.escape_fragment(args[#{i}].to_param)}")
+ end
+
+ string_route
end
end
attr_accessor :formatter, :set, :named_routes, :default_scope, :router
attr_accessor :disable_clear_and_finalize, :resources_path_names
- attr_accessor :default_url_options, :request_class, :valid_conditions
+ attr_accessor :default_url_options, :request_class
alias :routes :set
@@ -220,17 +238,7 @@ module ActionDispatch
self.named_routes = NamedRouteCollection.new
self.resources_path_names = self.class.default_resources_path_names.dup
self.default_url_options = {}
-
self.request_class = request_class
- @valid_conditions = {}
-
- request_class.public_instance_methods.each { |m|
- @valid_conditions[m.to_sym] = true
- }
- @valid_conditions[:controller] = true
- @valid_conditions[:action] = true
-
- self.valid_conditions.delete(:id)
@append = []
@prepend = []
@@ -262,8 +270,7 @@ module ActionDispatch
def eval_block(block)
if block.arity == 1
raise "You are using the old router DSL which has been removed in Rails 3.1. " <<
- "Please check how to update your routes file at: http://www.engineyard.com/blog/2010/the-lowdown-on-routes-in-rails-3/ " <<
- "or add the rails_legacy_mapper gem to your Gemfile"
+ "Please check how to update your routes file at: http://www.engineyard.com/blog/2010/the-lowdown-on-routes-in-rails-3/"
end
mapper = Mapper.new(self)
if default_scope
@@ -287,14 +294,15 @@ module ActionDispatch
@prepend.each { |blk| eval_block(blk) }
end
- def install_helpers(destinations = [ActionController::Base, ActionView::Base], regenerate_code = false)
- Array(destinations).each { |d| d.module_eval { include Helpers } }
- named_routes.install(destinations, regenerate_code)
- end
-
- module MountedHelpers
+ module MountedHelpers #:nodoc:
+ extend ActiveSupport::Concern
+ include UrlFor
end
+ # Contains all the mounted helpers accross 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.
def mounted_helpers
MountedHelpers
end
@@ -305,11 +313,11 @@ module ActionDispatch
routes = self
MountedHelpers.class_eval do
define_method "_#{name}" do
- RoutesProxy.new(routes, self._routes_context)
+ RoutesProxy.new(routes, _routes_context)
end
end
- MountedHelpers.class_eval <<-RUBY
+ MountedHelpers.class_eval(<<-RUBY, __FILE__, __LINE__ + 1)
def #{name}
@#{name} ||= _#{name}
end
@@ -320,28 +328,36 @@ module ActionDispatch
@url_helpers ||= begin
routes = self
- helpers = Module.new do
+ 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
- delegate :url_for, :to => '@_routes'
+ delegate :url_for, :optimize_routes_generation?, :to => '@_routes'
end
+
+ # Make named_routes available in the module singleton
+ # as well, so one can do:
+ # Rails.application.routes.url_helpers.posts_path
extend routes.named_routes.module
- # ROUTES TODO: install_helpers isn't great... can we make a module with the stuff that
- # we can include?
- # Yes plz - JP
+ # Any class that includes this module will get all
+ # named routes...
+ include routes.named_routes.module
+
+ # plus a singleton class method called _routes ...
included do
- routes.install_helpers(self)
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 }
end
-
- helpers
end
end
@@ -353,10 +369,10 @@ module ActionDispatch
raise ArgumentError, "Invalid route name: '#{name}'" unless name.blank? || name.to_s.match(/^[_a-z]\w*$/i)
path = build_path(conditions.delete(:path_info), requirements, SEPARATORS, anchor)
- conditions = build_conditions(conditions, valid_conditions, path.names.map { |x| x.to_sym })
+ conditions = build_conditions(conditions, path.names.map { |x| x.to_sym })
route = @set.add_route(app, path, conditions, defaults, name)
- named_routes[name] = route if name
+ named_routes[name] = route if name && !named_routes[name]
route
end
@@ -367,25 +383,45 @@ module ActionDispatch
SEPARATORS,
anchor)
- Journey::Path::Pattern.new(strexp)
+ pattern = Journey::Path::Pattern.new(strexp)
+
+ builder = Journey::GTG::Builder.new pattern.spec
+
+ # Get all the symbol nodes followed by literals that are not the
+ # dummy node.
+ symbols = pattern.spec.grep(Journey::Nodes::Symbol).find_all { |n|
+ builder.followpos(n).first.literal?
+ }
+
+ # Get all the symbol nodes preceded by literals.
+ symbols.concat pattern.spec.find_all(&:literal?).map { |n|
+ builder.followpos(n).first
+ }.find_all(&:symbol?)
+
+ symbols.each { |x|
+ x.regexp = /(?:#{Regexp.union(x.regexp, '-')})+/
+ }
+
+ pattern
end
private :build_path
- def build_conditions(current_conditions, req_predicates, path_values)
+ def build_conditions(current_conditions, path_values)
conditions = current_conditions.dup
- verbs = conditions[:request_method] || []
-
# Rack-Mount requires that :request_method be a regular expression.
# :request_method represents the HTTP verb that matches this route.
#
# Here we munge values before they get sent on to rack-mount.
+ verbs = conditions[:request_method] || []
unless verbs.empty?
conditions[:request_method] = %r[^#{verbs.join('|')}$]
end
- conditions.delete_if { |k,v| !(req_predicates.include?(k) || path_values.include?(k)) }
- conditions
+ conditions.keep_if do |k, _|
+ k == :action || k == :controller ||
+ @request_class.public_method_defined?(k) || path_values.include?(k)
+ end
end
private :build_conditions
@@ -412,12 +448,12 @@ module ActionDispatch
normalize_options!
normalize_controller_action_id!
use_relative_controller!
- controller.sub!(%r{^/}, '') if controller
+ normalize_controller!
handle_nil_action!
end
def controller
- @controller ||= @options[:controller]
+ @options[:controller]
end
def current_controller
@@ -426,9 +462,7 @@ module ActionDispatch
def use_recall_for(key)
if @recall[key] && (!@options.key?(key) || @options[key] == @recall[key])
- if named_route_exists?
- @options[key] = @recall.delete(key) if segment_keys.include?(key)
- else
+ if !named_route_exists? || segment_keys.include?(key)
@options[key] = @recall.delete(key)
end
end
@@ -470,14 +504,19 @@ module ActionDispatch
# if the current controller is "foo/bar/baz" and :controller => "baz/bat"
# is specified, the controller becomes "foo/baz/bat"
def use_relative_controller!
- if !named_route && different_controller?
+ if !named_route && different_controller? && !controller.start_with?("/")
old_parts = current_controller.split('/')
size = controller.count("/") + 1
parts = old_parts[0...-size] << controller
- @controller = @options[:controller] = parts.join("/")
+ @options[:controller] = parts.join("/")
end
end
+ # Remove leading slashes from controllers
+ def normalize_controller!
+ @options[:controller] = controller.sub(%r{^/}, '') if controller
+ end
+
# This handles the case of :action => nil being explicitly passed.
# It is identical to :action => "index"
def handle_nil_action!
@@ -533,32 +572,44 @@ module ActionDispatch
end
RESERVED_OPTIONS = [:host, :protocol, :port, :subdomain, :domain, :tld_length,
- :trailing_slash, :anchor, :params, :only_path, :script_name]
+ :trailing_slash, :anchor, :params, :only_path, :script_name,
+ :original_script_name]
+
+ def mounted?
+ false
+ end
+
+ def optimize_routes_generation?
+ !mounted? && default_url_options.empty?
+ end
def _generate_prefix(options = {})
nil
end
+ # The +options+ argument must be +nil+ or a hash whose keys are *symbols*.
def url_for(options)
- finalize!
- options = (options || {}).reverse_merge!(default_url_options)
-
- handle_positional_args(options)
+ options = default_url_options.merge(options || {})
user, password = extract_authentication(options)
- path_segments = options.delete(:_path_segments)
- script_name = options.delete(:script_name)
+ recall = options.delete(:_recall)
+
+ original_script_name = options.delete(:original_script_name).presence
+ script_name = options.delete(:script_name).presence || _generate_prefix(options)
- path = (script_name.blank? ? _generate_prefix(options) : script_name.chomp('/')).to_s
+ if script_name && original_script_name
+ script_name = original_script_name + script_name
+ end
path_options = options.except(*RESERVED_OPTIONS)
path_options = yield(path_options) if block_given?
- path_addition, params = generate(path_options, path_segments || {})
- path << path_addition
+ path, params = generate(path_options, recall || {})
+ params.merge!(options[:params] || {})
- ActionDispatch::Http::URL.url_for(options.merge({
+ ActionDispatch::Http::URL.url_for(options.merge!({
:path => path,
+ :script_name => script_name,
:params => params,
:user => user,
:password => password
@@ -566,13 +617,13 @@ module ActionDispatch
end
def call(env)
- finalize!
@router.call(env)
end
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})
@@ -582,21 +633,27 @@ module ActionDispatch
req = @request_class.new(env)
@router.recognize(req) do |route, matches, params|
+ params.merge!(extras)
params.each do |key, value|
if value.is_a?(String)
- value = value.dup.force_encoding(Encoding::BINARY) if value.encoding_aware?
+ value = value.dup.force_encoding(Encoding::BINARY)
params[key] = URI.parser.unescape(value)
end
end
-
+ old_params = env[::ActionDispatch::Routing::RouteSet::PARAMETERS_KEY]
+ env[::ActionDispatch::Routing::RouteSet::PARAMETERS_KEY] = (old_params || {}).merge(params)
dispatcher = route.app
while dispatcher.is_a?(Mapper::Constraints) && dispatcher.matches?(env) do
dispatcher = dispatcher.app
end
- if dispatcher.is_a?(Dispatcher) && dispatcher.controller(params, false)
- dispatcher.prepare_params!(params)
- return params
+ if dispatcher.is_a?(Dispatcher)
+ if dispatcher.controller(params, false)
+ dispatcher.prepare_params!(params)
+ return params
+ else
+ raise ActionController::RoutingError, "A route matches #{path.inspect}, but references missing controller: #{params[:controller].camelize}Controller"
+ end
end
end
@@ -613,16 +670,6 @@ module ActionDispatch
end
end
- def handle_positional_args(options)
- return unless args = options.delete(:_positional_args)
-
- keys = options.delete(:_positional_keys)
- keys -= options.keys if args.size < keys.size - 1 # take format into account
-
- # Tell url_for to skip default_url_options
- options.merge!(Hash[args.zip(keys).map { |v, k| [k, v] }])
- end
-
end
end
end
diff --git a/actionpack/lib/action_dispatch/routing/routes_proxy.rb b/actionpack/lib/action_dispatch/routing/routes_proxy.rb
index f7d5f6397d..73af5920ed 100644
--- a/actionpack/lib/action_dispatch/routing/routes_proxy.rb
+++ b/actionpack/lib/action_dispatch/routing/routes_proxy.rb
@@ -16,6 +16,10 @@ module ActionDispatch
end
end
+ def respond_to?(method, include_private = false)
+ super || routes.url_helpers.respond_to?(method)
+ end
+
def method_missing(method, *args)
if routes.url_helpers.respond_to?(method)
self.class.class_eval <<-RUBY, __FILE__, __LINE__ + 1
diff --git a/actionpack/lib/action_dispatch/routing/url_for.rb b/actionpack/lib/action_dispatch/routing/url_for.rb
index 8fc8dc191b..f4c708ea33 100644
--- a/actionpack/lib/action_dispatch/routing/url_for.rb
+++ b/actionpack/lib/action_dispatch/routing/url_for.rb
@@ -8,7 +8,8 @@ module ActionDispatch
#
# <b>Tip:</b> If you need to generate URLs from your models or some other place,
# then ActionController::UrlFor is what you're looking for. Read on for
- # an introduction.
+ # an introduction. In general, this module should not be included on its own,
+ # as it is usually included by url_helpers (as in Rails.application.routes.url_helpers).
#
# == URL generation from parameters
#
@@ -42,7 +43,7 @@ module ActionDispatch
# url_for(:controller => 'users',
# :action => 'new',
# :message => 'Welcome!',
- # :host => 'www.example.com') # Changed this.
+ # :host => 'www.example.com')
# # => "http://www.example.com/users/new?message=Welcome%21"
#
# By default, all controllers and views have access to a special version of url_for,
@@ -52,7 +53,7 @@ module ActionDispatch
#
# For convenience reasons, mailers provide a shortcut for ActionController::UrlFor#url_for.
# So within mailers, you only have to type 'url_for' instead of 'ActionController::UrlFor#url_for'
- # in full. However, mailers don't have hostname information, and what's why you'll still
+ # in full. However, mailers don't have hostname information, and that's why you'll still
# have to specify the <tt>:host</tt> argument when generating URLs in mailers.
#
#
@@ -67,7 +68,7 @@ module ActionDispatch
# This generates, among other things, the method <tt>users_path</tt>. By default,
# this method is accessible from your controllers, views and mailers. If you need
# to access this auto-generated method from other places (such as a model), then
- # you can do that by including ActionController::UrlFor in your class:
+ # you can do that by including Rails.application.routes.url_helpers in your class:
#
# class User < ActiveRecord::Base
# include Rails.application.routes.url_helpers
@@ -84,14 +85,12 @@ module ActionDispatch
include PolymorphicRoutes
included do
- # TODO: with_routing extends @controller with url_helpers, trickling down to including this module which overrides its default_url_options
unless method_defined?(:default_url_options)
# Including in a class uses an inheritable hash. Modules get a plain hash.
if respond_to?(:class_attribute)
class_attribute :default_url_options
else
- mattr_accessor :default_url_options
- remove_method :default_url_options
+ mattr_writer :default_url_options
end
self.default_url_options = {}
@@ -103,6 +102,9 @@ module ActionDispatch
super
end
+ # Hook overridden in controller to add request information
+ # with `default_url_options`. Application logic should not
+ # go into url_options.
def url_options
default_url_options
end
@@ -130,8 +132,6 @@ module ActionDispatch
# Any other key (<tt>:controller</tt>, <tt>:action</tt>, etc.) given to
# +url_for+ is forwarded to the Routes module.
#
- # Examples:
- #
# url_for :controller => 'tasks', :action => 'testing', :host => 'somehost.org', :port => '8080'
# # => 'http://somehost.org:8080/tasks/testing'
# url_for :controller => 'tasks', :action => 'testing', :host => 'somehost.org', :anchor => 'ok', :only_path => true
@@ -142,26 +142,34 @@ module ActionDispatch
# # => 'http://somehost.org/tasks/testing?number=33'
def url_for(options = nil)
case options
+ when nil
+ _routes.url_for(url_options.symbolize_keys)
+ when Hash
+ _routes.url_for(options.symbolize_keys.reverse_merge!(url_options))
when String
options
- when nil, Hash
- _routes.url_for((options || {}).reverse_merge(url_options).symbolize_keys)
else
polymorphic_url(options)
end
end
protected
- def _with_routes(routes)
- old_routes, @_routes = @_routes, routes
- yield
- ensure
- @_routes = old_routes
- end
- def _routes_context
- self
- end
+ def optimize_routes_generation?
+ return @_optimized_routes if defined?(@_optimized_routes)
+ @_optimized_routes = _routes.optimize_routes_generation? && default_url_options.empty?
+ end
+
+ def _with_routes(routes)
+ old_routes, @_routes = @_routes, routes
+ yield
+ ensure
+ @_routes = old_routes
+ end
+
+ def _routes_context
+ self
+ end
end
end
end