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namespace :app do
desc "Update configs and some other initially generated files (or use just update:configs or update:bin)"
task update: [ "update:configs", "update:bin", "update:upgrade_guide_info" ]
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)
mkdir_p local_template_type_dir, verbose: false
names.each do |name|
dst_name = File.join(local_template_type_dir, name)
src_name = File.join(generators_lib, type, name, "templates")
cp_r src_name, dst_name, verbose: false
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"],
{ api: !!Rails.application.config.api_only, update: 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 :update_bin_files
end
task :upgrade_guide_info do
RailsUpdate.invoke_from_app_generator :display_upgrade_guide_info
end
end
end
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