1 files changed, 68 insertions, 0 deletions
diff --git a/railties/lib/rails/tasks/framework.rake b/railties/lib/rails/tasks/framework.rake
new file mode 100644
index 0000000000..904b9d9ad6
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+++ b/railties/lib/rails/tasks/framework.rake
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+namespace :rails do
+  desc "Update configs and some other initially generated files (or use just update:configs or update:bin)"
+  task update: [ "update:configs", "update:bin" ]
+
+  desc "Applies the template supplied by LOCATION=(/path/to/template) or URL"
+  task template: :environment do
+    template = ENV["LOCATION"]
+    raise "No LOCATION value given. Please set LOCATION either as path to a file or a URL" if template.blank?
+    template = File.expand_path(template) if template !~ %r{\A[A-Za-z][A-Za-z0-9+\-\.]*://}
+    require 'rails/generators'
+    require 'rails/generators/rails/app/app_generator'
+    generator = Rails::Generators::AppGenerator.new [Rails.root], {}, destination_root: Rails.root
+    generator.apply template, verbose: false
+  end
+
+  namespace :templates do
+    # desc "Copy all the templates from rails to the application directory for customization. Already existing local copies will be overwritten"
+    task :copy do
+      generators_lib = File.expand_path("../../generators", __FILE__)
+      project_templates = "#{Rails.root}/lib/templates"
+
+      default_templates = { "erb"   => %w{controller mailer scaffold},
+                            "rails" => %w{controller helper scaffold_controller assets} }
+
+      default_templates.each do |type, names|
+        local_template_type_dir = File.join(project_templates, type)
+        FileUtils.mkdir_p local_template_type_dir
+
+        names.each do |name|
+          dst_name = File.join(local_template_type_dir, name)
+          src_name = File.join(generators_lib, type, name, "templates")
+          FileUtils.cp_r src_name, dst_name
+        end
+      end
+    end
+  end
+
+  namespace :update do
+    class RailsUpdate
+      def self.invoke_from_app_generator(method)
+        app_generator.send(method)
+      end
+
+      def self.app_generator
+        @app_generator ||= begin
+          require 'rails/generators'
+          require 'rails/generators/rails/app/app_generator'
+          gen = Rails::Generators::AppGenerator.new ["rails"], { with_dispatchers: true },
+            destination_root: Rails.root
+          File.exist?(Rails.root.join("config", "application.rb")) ?
+            gen.send(:app_const) : gen.send(:valid_const?)
+          gen
+        end
+      end
+    end
+
+    # desc "Update config/boot.rb from your current rails install"
+    task :configs do
+      RailsUpdate.invoke_from_app_generator :create_boot_file
+      RailsUpdate.invoke_from_app_generator :update_config_files
+    end
+
+    # desc "Adds new executables to the application bin/ directory"
+    task :bin do
+      RailsUpdate.invoke_from_app_generator :create_bin_files
+    end
+  end
+end