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, api: !!Rails.application.config.api_only }, 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