Explicit loading of ActiveStorage routes

activestorage/config/routes.rb

@@ -1,19 +1,27 @@
 # frozen_string_literal: true
 
-Rails.application.routes.draw do
-  scope ActiveStorage.routes_prefix do
-    get "/blobs/redirect/:signed_id/*filename" => "active_storage/blobs/redirect#show", as: :rails_service_blob
-    get "/blobs/proxy/:signed_id/*filename" => "active_storage/blobs/proxy#show", as: :rails_service_blob_proxy
-    get "/blobs/:signed_id/*filename" => "active_storage/blobs/redirect#show"
+ActiveStorage::Engine.routes.draw do
+  get "/blobs/redirect/:signed_id/*filename" => "blobs/redirect#show", as: :service_blob
+  get "/blobs/proxy/:signed_id/*filename" => "blobs/proxy#show", as: :service_blob_proxy
+  get "/blobs/:signed_id/*filename" => "blobs/redirect#show"
 
-    get "/representations/redirect/:signed_blob_id/:variation_key/*filename" => "active_storage/representations/redirect#show", as: :rails_blob_representation
-    get "/representations/proxy/:signed_blob_id/:variation_key/*filename" => "active_storage/representations/proxy#show", as: :rails_blob_representation_proxy
-    get "/representations/:signed_blob_id/:variation_key/*filename" => "active_storage/representations/redirect#show"
+  get "/representations/redirect/:signed_blob_id/:variation_key/*filename" => "representations/redirect#show", as: :blob_representation
+  get "/representations/proxy/:signed_blob_id/:variation_key/*filename" => "representations/proxy#show", as: :blob_representation_proxy
+  get "/representations/:signed_blob_id/:variation_key/*filename" => "representations/redirect#show"
 
-    get  "/disk/:encoded_key/*filename" => "active_storage/disk#show", as: :rails_disk_service
-    put  "/disk/:encoded_token" => "active_storage/disk#update", as: :update_rails_disk_service
-    post "/direct_uploads" => "active_storage/direct_uploads#create", as: :rails_direct_uploads
-  end
+  get  "/disk/:encoded_key/*filename" => "disk#show", as: :disk_service
+  put  "/disk/:encoded_token" => "disk#update", as: :update_disk_service
+  post "/direct_uploads" => "direct_uploads#create", as: :direct_uploads
+end
+
+Rails.application.routes.draw do
+  direct(:rails_service_blob) {|*args| active_storage.route_for(:service_blob, *args) }
+  direct(:rails_service_blob_proxy) {|*args| active_storage.route_for(:service_blob_proxy, *args) }
+  direct(:rails_blob_representation) {|*args| active_storage.route_for(:blob_representation, *args) }
+  direct(:rails_blob_representation_proxy) {|*args| active_storage.route_for(:blob_representation_proxy, *args) }
+  direct(:rails_disk_service) {|*args| active_storage.route_for(:disk_service, *args) }
+  direct(:update_rails_disk_service) {|*args| active_storage.route_for(:update_disk_service, *args) }
+  direct(:rails_direct_uploads) {|*args| active_storage.route_for(:direct_uploads, *args) }
 
   direct :rails_representation do |representation, options|
     route_for(ActiveStorage.resolve_model_to_route, representation, options)
@@ -35,8 +43,8 @@
     expires_at = options.delete(:expires_at)
 
     if model.respond_to?(:signed_id)
-      route_for(
-        :rails_service_blob_proxy,
+      active_storage.route_for(
+        :service_blob_proxy,
         model.signed_id(expires_in: expires_in, expires_at: expires_at),
         model.filename,
         options
@@ -46,8 +54,8 @@
       variation_key  = model.variation.key
       filename       = model.blob.filename
 
-      route_for(
-        :rails_blob_representation_proxy,
+      active_storage.route_for(
+        :blob_representation_proxy,
         signed_blob_id,
         variation_key,
         filename,
@@ -61,8 +69,8 @@
     expires_at = options.delete(:expires_at)
 
     if model.respond_to?(:signed_id)
-      route_for(
-        :rails_service_blob,
+      active_storage.route_for(
+        :service_blob,
         model.signed_id(expires_in: expires_in, expires_at: expires_at),
         model.filename,
         options
@@ -72,8 +80,8 @@
       variation_key  = model.variation.key
       filename       = model.blob.filename
 
-      route_for(
-        :rails_blob_representation,
+      active_storage.route_for(
+        :blob_representation,
         signed_blob_id,
         variation_key,
         filename,

activestorage/lib/active_storage/engine.rb

@@ -197,6 +197,16 @@ class Engine < Rails::Engine # :nodoc:
       end
     end
 
+    initializer "active_storage.routes" do
+      config.after_initialize do |app|
+        if ActiveStorage.draw_routes
+          app.routes.prepend do
+            mount ActiveStorage::Engine => ActiveStorage.routes_prefix
+          end
+        end
+      end
+    end
+
     initializer "active_storage.fixture_set" do
       ActiveSupport.on_load(:active_record_fixture_set) do
         ActiveStorage::FixtureSet.file_fixture_path ||= Rails.root.join(*[

activestorage/lib/active_storage/service/disk_service.rb

@@ -88,7 +88,7 @@ def url_for_direct_upload(key, expires_in:, content_type:, content_length:, chec
           purpose: :blob_token
         )
 
-        url_helpers.update_rails_disk_service_url(verified_token_with_expiration, url_options).tap do |generated_url|
+        url_helpers.update_disk_service_url(verified_token_with_expiration, url_options).tap do |generated_url|
           payload[:url] = generated_url
         end
       end
@@ -138,7 +138,7 @@ def generate_url(key, expires_in:, filename:, content_type:, disposition:)
           raise ArgumentError, "Cannot generate URL for #{filename} using Disk service, please set ActiveStorage::Current.url_options."
         end
 
-        url_helpers.rails_disk_service_url(verified_key_with_expiration, filename: filename, **url_options)
+        url_helpers.disk_service_url(verified_key_with_expiration, filename: filename, **url_options)
       end
 
 
@@ -168,7 +168,7 @@ def ensure_integrity_of(key, checksum)
       end
 
       def url_helpers
-        @url_helpers ||= Rails.application.routes.url_helpers
+        @url_helpers ||= ActiveStorage::Engine.routes.url_helpers
       end
 
       def url_options

activestorage/test/service/disk_service_test.rb

@@ -52,13 +52,13 @@ class ActiveStorage::Service::DiskServiceTest < ActiveSupport::TestCase
   test "URL generation keeps working with ActiveStorage::Current.host set" do
     ActiveStorage::Current.url_options = { host: "https://example.com" }
 
-    original_url_options = Rails.application.routes.default_url_options.dup
-    Rails.application.routes.default_url_options.merge!(protocol: "http", host: "test.example.com", port: 3001)
+    original_url_options = ActiveStorage::Engine.routes.default_url_options.dup
+    ActiveStorage::Engine.routes.default_url_options.merge!(protocol: "http", host: "test.example.com", port: 3001)
     begin
       assert_match(/^http:\/\/example.com:3001\/rails\/active_storage\/disk\/.*\/avatar\.png$/,
         @service.url(@key, expires_in: 5.minutes, disposition: :inline, filename: ActiveStorage::Filename.new("avatar.png"), content_type: "image/png"))
     ensure
-      Rails.application.routes.default_url_options = original_url_options
+      ActiveStorage::Engine.routes.default_url_options = original_url_options
     end
   end
 

activestorage/test/urls/rails_storage_proxy_url_test.rb

@@ -5,6 +5,7 @@
 
 class RailsStorageProxyUrlTest < ActiveSupport::TestCase
   include Rails.application.routes.url_helpers
+  include Rails.application.routes.mounted_helpers
 
   setup do
     @blob = create_file_blob filename: "racecar.jpg"

activestorage/test/urls/rails_storage_redirect_url_test.rb

@@ -5,6 +5,7 @@
 
 class RailsStorageRedirectUrlTest < ActiveSupport::TestCase
   include Rails.application.routes.url_helpers
+  include Rails.application.routes.mounted_helpers
 
   setup do
     @blob = create_file_blob filename: "racecar.jpg"

railties/test/application/configuration_test.rb

@@ -3750,17 +3750,20 @@ class Post < ActiveRecord::Base
 
       output = rails("routes", "-g", "active_storage")
       assert_equal <<~MESSAGE, output
-                               Prefix Verb URI Pattern                                                                        Controller#Action
-                                           /:controller(/:action(/:id))(.:format)                                             :controller#:action
-                   rails_service_blob GET  /files/blobs/redirect/:signed_id/*filename(.:format)                               active_storage/blobs/redirect#show
-             rails_service_blob_proxy GET  /files/blobs/proxy/:signed_id/*filename(.:format)                                  active_storage/blobs/proxy#show
-                                      GET  /files/blobs/:signed_id/*filename(.:format)                                        active_storage/blobs/redirect#show
-            rails_blob_representation GET  /files/representations/redirect/:signed_blob_id/:variation_key/*filename(.:format) active_storage/representations/redirect#show
-      rails_blob_representation_proxy GET  /files/representations/proxy/:signed_blob_id/:variation_key/*filename(.:format)    active_storage/representations/proxy#show
-                                      GET  /files/representations/:signed_blob_id/:variation_key/*filename(.:format)          active_storage/representations/redirect#show
-                   rails_disk_service GET  /files/disk/:encoded_key/*filename(.:format)                                       active_storage/disk#show
-            update_rails_disk_service PUT  /files/disk/:encoded_token(.:format)                                               active_storage/disk#update
-                 rails_direct_uploads POST /files/direct_uploads(.:format)                                                    active_storage/direct_uploads#create
+                              Prefix Verb URI Pattern                            Controller#Action
+                      active_storage      /files                                 ActiveStorage::Engine
+                                          /:controller(/:action(/:id))(.:format) :controller#:action
+
+                      Routes for ActiveStorage::Engine:
+                                   service_blob GET  /blobs/redirect/:signed_id/*filename(.:format)                               active_storage/blobs/redirect#show
+                             service_blob_proxy GET  /blobs/proxy/:signed_id/*filename(.:format)                                  active_storage/blobs/proxy#show
+                                                GET  /blobs/:signed_id/*filename(.:format)                                        active_storage/blobs/redirect#show
+                            blob_representation GET  /representations/redirect/:signed_blob_id/:variation_key/*filename(.:format) active_storage/representations/redirect#show
+                      blob_representation_proxy GET  /representations/proxy/:signed_blob_id/:variation_key/*filename(.:format)    active_storage/representations/proxy#show
+                                                GET  /representations/:signed_blob_id/:variation_key/*filename(.:format)          active_storage/representations/redirect#show
+                                   disk_service GET  /disk/:encoded_key/*filename(.:format)                                       active_storage/disk#show
+                            update_disk_service PUT  /disk/:encoded_token(.:format)                                               active_storage/disk#update
+                                 direct_uploads POST /direct_uploads(.:format)                                                    active_storage/direct_uploads#create
       MESSAGE
     end