require 'rubygems/command' require 'rubygems/command_manager' require 'rubygems/install_update_options' require 'rubygems/local_remote_options' require 'rubygems/spec_fetcher' require 'rubygems/version_option' require 'rubygems/commands/install_command' class Gem::Commands::UpdateCommand < Gem::Command include Gem::InstallUpdateOptions include Gem::LocalRemoteOptions include Gem::VersionOption def initialize super 'update', 'Update the named gems (or all installed gems) in the local repository', :generate_rdoc => true, :generate_ri => true, :force => false, :test => false add_install_update_options add_option('--system', 'Update the RubyGems system software') do |value, options| options[:system] = value end add_local_remote_options add_platform_option end def arguments # :nodoc: "GEMNAME name of gem to update" end def defaults_str # :nodoc: "--rdoc --ri --no-force --no-test --install-dir #{Gem.dir}" end def usage # :nodoc: "#{program_name} GEMNAME [GEMNAME ...]" end def execute hig = {} if options[:system] then say "Updating RubyGems" unless options[:args].empty? then fail "No gem names are allowed with the --system option" end rubygems_update = Gem::Specification.new rubygems_update.name = 'rubygems-update' rubygems_update.version = Gem::Version.new Gem::RubyGemsVersion hig['rubygems-update'] = rubygems_update options[:user_install] = false else say "Updating installed gems" hig = {} # highest installed gems Gem.source_index.each do |name, spec| if hig[spec.name].nil? or hig[spec.name].version < spec.version then hig[spec.name] = spec end end end gems_to_update = which_to_update hig, options[:args] updated = [] installer = Gem::DependencyInstaller.new options gems_to_update.uniq.sort.each do |name| next if updated.any? { |spec| spec.name == name } say "Updating #{name}" installer.install name installer.installed_gems.each do |spec| updated << spec say "Successfully installed #{spec.full_name}" end end if gems_to_update.include? "rubygems-update" then Gem.source_index.refresh! update_gems = Gem.source_index.search 'rubygems-update' latest_update_gem = update_gems.sort_by { |s| s.version }.last say "Updating RubyGems to #{latest_update_gem.version}" installed = do_rubygems_update latest_update_gem.version say "RubyGems system software updated" if installed else if updated.empty? then say "Nothing to update" else say "Gems updated: #{updated.map { |spec| spec.name }.join ', '}" end end end ## # Update the RubyGems software to +version+. def do_rubygems_update(version) args = [] args.push '--prefix', Gem.prefix unless Gem.prefix.nil? args << '--no-rdoc' unless options[:generate_rdoc] args << '--no-ri' unless options[:generate_ri] args << '--no-format-executable' if options[:no_format_executable] update_dir = File.join Gem.dir, 'gems', "rubygems-update-#{version}" Dir.chdir update_dir do say "Installing RubyGems #{version}" setup_cmd = "#{Gem.ruby} setup.rb #{args.join ' '}" # Make sure old rubygems isn't loaded old = ENV["RUBYOPT"] ENV.delete("RUBYOPT") system setup_cmd ENV["RUBYOPT"] = old if old end end def which_to_update(highest_installed_gems, gem_names) result = [] highest_installed_gems.each do |l_name, l_spec| next if not gem_names.empty? and gem_names.all? { |name| /#{name}/ !~ l_spec.name } dependency = Gem::Dependency.new l_spec.name, "> #{l_spec.version}" begin fetcher = Gem::SpecFetcher.fetcher spec_tuples = fetcher.find_matching dependency rescue Gem::RemoteFetcher::FetchError => e raise unless fetcher.warn_legacy e do require 'rubygems/source_info_cache' dependency.name = '' if dependency.name == // specs = Gem::SourceInfoCache.search_with_source dependency spec_tuples = specs.map do |spec, source_uri| [[spec.name, spec.version, spec.original_platform], source_uri] end end end matching_gems = spec_tuples.select do |(name, version, platform),| name == l_name and Gem::Platform.match platform end highest_remote_gem = matching_gems.sort_by do |(name, version),| version end.last if highest_remote_gem and l_spec.version < highest_remote_gem.first[1] then result << l_name end end result end end