# Installs packages from source
define :source_package, :action => :install, :configure => true,
                        :build_command => "make", :install_command => "make install" do
  %w{tar gzip bzip2 unzip}.each do |p|
    package p
  end

  directory "/usr/local/src" do
    recursive true
  end
  
  directory "/etc/source-packages" do
    recursive true
  end

  if params[:action] == :install
    
    filename = params[:url].split("/").last
    basename, extension = $1, $2.downcase if filename =~ /(.*)(\.tgz|\.tar(?:\.gz|\.bz(?:ip)?2)?|\.zip)$/i
    unpack_target = params[:unpacks_to] || basename
    unpack_target_dir = "/usr/local/src/#{unpack_target}"

    unzip_command ||= case
      when params[:type] == :gzip || [".tar.gz", ".tgz"].include?(extension)
        "tar xzf"
      when params[:type] == :bzip2 || extension =~ /\.bz(ip)?2/
        "tar xjf"
      when params[:type] == :zip || extension == ".zip"
        params[:zip_includes_directory] ? "unzip" : "unzip -d #{unpack_target_dir}"
      end

    remote_file "/usr/local/src/#{filename}" do
      source params[:url]
    end

    execute "Unpack source package for #{params[:name]}" do
      cwd "/usr/local/src"
      creates unpack_target_dir unless params[:force]
      command "#{unzip_command} #{filename}"
    end

    execute "Configure source package for #{params[:name]}" do
      command "./configure #{Autoconf.switches(params[:configure])}"
      cwd unpack_target_dir
      creates "#{unpack_target_dir}/Makefile" unless params[:force]
      only_if params[:configure]
    end

    execute "Build source package for #{params[:name]}" do
      cwd unpack_target_dir
      command params[:build_command]
      creates "/etc/source-packages/#{basename}" unless params[:force]
    end

    execute "Install source package for #{params[:name]}" do
      cwd unpack_target_dir
      command params[:install_command]
      creates "/etc/source-packages/#{basename}" unless params[:force]
      notifies :touch, resources(:file => "/etc/source-packages/#{basename}")
    end
    
    file "/etc/source-packages/#{basename}" do
      action :nothing
    end
  end
end