require "rake/clean"
require "rake/testtask"
require "rake/rdoctask"
require "rake/packagetask"
require "rake/contrib/compositepublisher"
require "rake/contrib/sshpublisher"

require "rake/configuretask"
require "rake/gcc4test"
require "rake/extensiontask"

begin
	require "rubygems"
	require "rake/gempackagetask"
rescue LoadError
end

PKG_NAME = "ruby-vorbistagger"
PKG_VERSION = File.read("lib/ogg/vorbis/tagger.rb").
              match(/^\s*VERSION = \"(.*)\"$/).captures.first
PKG_FILES = FileList[
	"AUTHORS", "COPYING", "README", "Rakefile",
	"gemspec.rb",
	"rake/configuretask.rb", "rake/extensiontask.rb",
	"rake/gcc4test.rb",
	"ext/comments.c", "ext/comments.h", "ext/ext.c",
	"ext/vcedit.c", "ext/vcedit.h",
	"lib/ogg/vorbis/tagger.rb",
	"test/test_main.rb"
]

ext_objs = [:ext, :comments, :vcedit]

task :default => [:ext]
task :extension => [:install, :clobber]

config = Rake::ConfigureTask.new do |t|
	t.tests << Rake::ConfigureTask::
	           PkgConfigTest.new("vorbis", :is_critical => true)
	t.tests << Rake::ConfigureTask::Gcc4Test.new("gcc4")
end

task :ext => [:pre_ext]

ext = Rake::ExtensionTask.new :ext => ext_objs do |t|
	t.dir = "ext"
	t.lib_name = "#{t.dir}/vorbistagger_ext.so"
end

task :pre_ext => [:configure] do
	ext.link_libs << config.vorbis.libs

	cflags = [
		ext.env[:cflags],
		config.vorbis.cflags
	]

	unless config.gcc4.result
		defines = "EXT_API=\"\""
	else
		cflags << " -fvisibility=hidden"
		defines = "EXT_API=\"__attribute__ " +
		          "((visibility(\\\"default\\\")))\""
	end

	ext.env.update(
		:cflags => cflags,
		:defines => defines
	)
end

task :install => [:ext] do |t|
	destdir = ENV["DESTDIR"] || ""

	tmp = ENV["RUBYARCHDIR"] || Config::CONFIG["sitearchdir"]
	ddir = File.join(destdir, tmp)

	unless File.expand_path(ext.lib_name) ==
	       File.join(ddir, File.basename(ext.lib_name))
		FileUtils::Verbose.mkdir_p(ddir) unless File.directory?(ddir)
		FileUtils::Verbose.install(ext.lib_name, ddir, :mode => 0755)
	end

	tmp = ENV["RUBYLIBDIR"] || Config::CONFIG["sitelibdir"]
	ddir = File.join(destdir, tmp)

	PKG_FILES.each do |file|
		next unless file.pathmap("%1d") == "lib"

		dest_file = file.pathmap("%{^lib,#{ddir}}p")

		next if File.expand_path(file) == dest_file

		FileUtils::Verbose.mkdir_p(File.dirname(dest_file))
		FileUtils::Verbose.install(file, dest_file, :mode => 0644)
	end
end

task :test => [:ext]

test = Rake::TestTask.new do |t|
	t.libs = ["lib", "ext"]
	t.warning = true
end

rdoc = Rake::RDocTask.new do |t|
	t.rdoc_dir = "doc"
	t.title = PKG_NAME
	t.options = ["--line-numbers", "--inline-source", "--main", "README"]
	t.rdoc_files = FileList[
		"README", "COPYING", "AUTHORS",
		"ext/ext.c", "ext/comments.c", "lib/ogg/vorbis/tagger.rb"
	]
end

if defined?(Gem)
	s = Gem::Specification.new
	eval(File.read("gemspec.rb"))

	Rake::GemPackageTask.new(s) do |t|
		t.need_tar_gz = true
	end
else
	Rake::PackageTask.new(PKG_NAME, PKG_VERSION) do |t|
		t.need_tar_gz = true
		t.package_files = PKG_FILES
	end
end

task :publish => [:rdoc, :package] do
	p = Rake::CompositePublisher.new
	p.add(Rake::SshFreshDirPublisher.new("code-monkey.de",
	                                     "public_docs/" +
	                                     PKG_NAME, "doc"))

	files = ["tar.gz"]
	files << "gem" if defined?(Gem)

	files.map! { |f| "#{PKG_NAME}-#{PKG_VERSION}.#{f}" }

	p.add(Rake::SshFilePublisher.new("code-monkey.de", ".", "pkg", *files))
	p.upload
end