# File railties/lib/commands/plugin.rb, line 822
822:     def initialize(base_command)
823:       @base_command = base_command
824:     end

     # File railties/lib/commands/plugin.rb, line 826
826:     def options
827:       OptionParser.new do |o|
828:         o.set_summary_indent('  ')
829:         o.banner =    "Usage: #{@base_command.script_name} update [name [name]...]"
830:         o.on(         "-r REVISION", "--revision REVISION",
831:                       "Checks out the given revision from subversion.",
832:                       "Ignored if subversion is not used.") { |v| @revision = v }
833:         o.define_head "Update plugins."
834:       end
835:     end

     # File railties/lib/commands/plugin.rb, line 837
837:     def parse!(args)
838:       options.parse!(args)
839:       root = @base_command.environment.root
840:       cd root
841:       args = Dir["vendor/plugins/*"].map do |f|
842:         File.directory?("#{f}/.svn") ? File.basename(f) : nil
843:       end.compact if args.empty?
844:       cd "vendor/plugins"
845:       args.each do |name|
846:         if File.directory?(name)
847:           puts "Updating plugin: #{name}"
848:           system("svn #{$verbose ? '' : '-q'} up \"#{name}\" #{@revision ? "-r #{@revision}" : ''}")
849:         else
850:           puts "Plugin doesn't exist: #{name}"
851:         end
852:       end
853:     end