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require "fileutils"
namespace :assets do
def ruby_rake_task(task, fork = true)
env = ENV['RAILS_ENV'] || 'production'
groups = ENV['RAILS_GROUPS'] || 'assets'
args = [$0, task,"RAILS_ENV=#{env}","RAILS_GROUPS=#{groups}"]
args << "--trace" if Rake.application.options.trace
fork ? ruby(*args) : Kernel.exec(FileUtils::RUBY, *args)
end
# We are currently running with no explicit bundler group
# and/or no explicit environment - we have to reinvoke rake to
# execute this task.
def invoke_or_reboot_rake_task(task)
if ENV['RAILS_GROUPS'].to_s.empty? || ENV['RAILS_ENV'].to_s.empty?
ruby_rake_task task
else
Rake::Task[task].invoke
end
end
desc "Compile all the assets named in config.assets.precompile"
task :precompile do
invoke_or_reboot_rake_task "assets:precompile:all"
end
namespace :precompile do
def internal_precompile(digest=nil)
unless Rails.application.config.assets.enabled
warn "Cannot precompile assets if sprockets is disabled. Please set config.assets.enabled to true"
exit
end
# Ensure that action view is loaded and the appropriate
# sprockets hooks get executed
_ = ActionView::Base
config = Rails.application.config
config.assets.compile = true
config.assets.digest = digest unless digest.nil?
config.assets.digests = {}
env = Rails.application.assets
target = File.join(Rails.public_path, config.assets.prefix)
compiler = Sprockets::StaticCompiler.new(env,
target,
config.assets.precompile,
:manifest_path => config.assets.manifest,
:digest => config.assets.digest,
:manifest => digest.nil?)
compiler.compile
end
task :all do
Rake::Task["assets:precompile:primary"].invoke
# We need to reinvoke in order to run the secondary digestless
# asset compilation run - a fresh Sprockets environment is
# required in order to compile digestless assets as the
# environment has already cached the assets on the primary
# run.
ruby_rake_task("assets:precompile:nondigest", false) if Rails.application.config.assets.digest
end
task :primary => ["assets:environment", "tmp:cache:clear"] do
internal_precompile
end
task :nondigest => ["assets:environment", "tmp:cache:clear"] do
internal_precompile(false)
end
end
desc "Remove compiled assets"
task :clean do
invoke_or_reboot_rake_task "assets:clean:all"
end
namespace :clean do
task :all => ["assets:environment", "tmp:cache:clear"] do
config = Rails.application.config
public_asset_path = File.join(Rails.public_path, config.assets.prefix)
rm_rf public_asset_path, :secure => true
end
end
task :environment do
if Rails.application.config.assets.initialize_on_precompile
Rake::Task["environment"].invoke
else
Rails.application.initialize!(:assets)
Sprockets::Bootstrap.new(Rails.application).run
end
end
end
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