require 'erb'

module Bivouac
  module Template
    def createDir( dirname )
      puts "\tcreate #{dirname}"
      FileUtils::mkdir_p( "#{dirname}" )
    end
    
    def createFile( filename, chmod_x = false, &block )
      puts "\tcreate #{filename}"
      open( "#{filename}", "w" ) { |io| 
        yield( io )
      }
      FileUtils::chmod 0755, filename if chmod_x
    end
    
    def copyTemplate( file, dest )
      puts "\tcreate #{dest}"
      src = File.dirname(__FILE__) + "/template/" + file
      FileUtils::cp( src, dest )
    end
    
    def template( template_name, b = nil )
      template_file = File.dirname(__FILE__) + "/template/" + template_name + ".rb"
      result = if b.nil? 
        ERB.new(File.readlines(template_file).join, nil, '-').result( )
      else
        ERB.new(File.readlines(template_file).join, nil, '-').result( b )
      end
      return( result )
    end
  end
end