class PhusionPassenger::Standalone::PackageRuntimeCommand

def self.description
	return "Package the Phusion Passenger Standalone runtime."
end

def self.require_libs
	require 'phusion_passenger/platform_info/binary_compatibility'
	require 'phusion_passenger/standalone/runtime_installer'
end

def run
	destdir = File.expand_path("passenger-standalone")
	description =
		"Package the Phusion Passenger Standalone runtime into the specified directory.\n" <<
		"If DIRECTORY is not given then #{destdir} will be used."
	parse_options!("package [directory]", description) do |opts|
		opts.on("--nginx-version VERSION", String,
			wrap_desc("Nginx version to use as core (default: #{@options[:nginx_version]})")) do |value|
			@options[:nginx_version] = value
		end
		opts.on("--nginx-tarball FILENAME", String,
			wrap_desc("Use the given tarball instead of downloading from the Internet. " +
				"This tarball *must* match the version specified by --nginx-version!")) do |value|
			@options[:nginx_tarball] = value
		end
	end
	
	destdir     = File.expand_path(@args[0]) if @args[0]
	runtime_dir = "#{destdir}/#{PhusionPassenger::VERSION_STRING}"
	support_dir = "#{runtime_dir}/support-#{PlatformInfo.cxx_binary_compatibility_id}"
	ruby_dir    = "#{runtime_dir}/rubyext-#{PlatformInfo.ruby_extension_binary_compatibility_id}"
	nginx_dir   = "#{runtime_dir}/nginx-#{@options[:nginx_version]}-#{PlatformInfo.cxx_binary_compatibility_id}"
	
	sh "rm", "-rf", support_dir
	sh "rm", "-rf", nginx_dir
	
	installer = RuntimeInstaller.new(
		:targets     => [:nginx, :ruby, :support_binaries],
		:support_dir => support_dir,
		:ruby_dir    => ruby_dir,
		:nginx_dir   => nginx_dir,
		:nginx_version     => @options[:nginx_version],
		:nginx_tarball     => @options[:nginx_tarball],
		:download_binaries => false)
	installer.run
	
	Dir.chdir(support_dir) do
		support_dir_name = File.basename(support_dir)
		puts "cd #{support_dir}"
		sh "tar -c . | gzip --best > ../#{support_dir_name}.tar.gz"
	end
	Dir.chdir(ruby_dir) do
		ruby_dir_name = File.basename(ruby_dir)
		puts "cd #{ruby_dir}"
		sh "tar -c . | gzip --best > ../#{ruby_dir_name}.tar.gz"
	end
	Dir.chdir(nginx_dir) do
		nginx_dir_name   = File.basename(nginx_dir)
		puts "cd #{nginx_dir}"
		sh "tar -c . | gzip --best > ../#{nginx_dir_name}.tar.gz"
	end
	puts "cd #{runtime_dir}"
	sh "rm", "-rf", support_dir, ruby_dir, nginx_dir
end

def sh(*args)
	puts args.join(' ')
	if !system(*args)
		STDERR.puts "*** Cannot run command: #{args.join(' ')}"
		exit 1
	end
end