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# frozen_string_literal: true require_relative "../command" require_relative "../command_manager" require_relative "../dependency_installer" require_relative "../install_update_options" require_relative "../local_remote_options" require_relative "../spec_fetcher" require_relative "../version_option" require_relative "../install_message" # must come before rdoc for messaging require_relative "../rdoc" class Gem::Commands::UpdateCommand < Gem::Command include Gem::InstallUpdateOptions include Gem::LocalRemoteOptions include Gem::VersionOption attr_reader :installer # :nodoc: attr_reader :updated # :nodoc: def initialize options = { force: false, } options.merge!(install_update_options) super "update", "Update installed gems to the latest version", options add_install_update_options Gem::OptionParser.accept Gem::Version do |value| Gem::Version.new value value end add_option("--system [VERSION]", Gem::Version, "Update the RubyGems system software") do |value, opts| value ||= true opts[:system] = value end add_local_remote_options add_platform_option add_prerelease_option "as update targets" @updated = [] @installer = nil end def arguments # :nodoc: "GEMNAME name of gem to update" end def defaults_str # :nodoc: "--no-force --install-dir #{Gem.dir}\n" + install_update_defaults_str end def description # :nodoc: <<-EOF The update command will update your gems to the latest version. The update command does not remove the previous version. Use the cleanup command to remove old versions. EOF end def usage # :nodoc: "#{program_name} GEMNAME [GEMNAME ...]" end def check_latest_rubygems(version) # :nodoc: if Gem.rubygems_version == version say "Latest version already installed. Done." terminate_interaction end end def check_oldest_rubygems(version) # :nodoc: if oldest_supported_version > version alert_error "rubygems #{version} is not supported on #{RUBY_VERSION}. The oldest version supported by this ruby is #{oldest_supported_version}" terminate_interaction 1 end end def check_update_arguments # :nodoc: unless options[:args].empty? alert_error "Gem names are not allowed with the --system option" terminate_interaction 1 end end def execute if options[:system] update_rubygems return end gems_to_update = which_to_update( highest_installed_gems, options[:args].uniq ) if options[:explain] say "Gems to update:" gems_to_update.each do |name_tuple| say " #{name_tuple.full_name}" end return end say "Updating installed gems" updated = update_gems gems_to_update installed_names = highest_installed_gems.keys updated_names = updated.map(&:name) not_updated_names = options[:args].uniq - updated_names not_installed_names = not_updated_names - installed_names up_to_date_names = not_updated_names - not_installed_names if updated.empty? say "Nothing to update" else say "Gems updated: #{updated_names.join(" ")}" end say "Gems already up-to-date: #{up_to_date_names.join(" ")}" unless up_to_date_names.empty? say "Gems not currently installed: #{not_installed_names.join(" ")}" unless not_installed_names.empty? end def fetch_remote_gems(spec) # :nodoc: dependency = Gem::Dependency.new spec.name, "> #{spec.version}" dependency.prerelease = options[:prerelease] fetcher = Gem::SpecFetcher.fetcher spec_tuples, errors = fetcher.search_for_dependency dependency error = errors.find {|e| e.respond_to? :exception } raise error if error spec_tuples end def highest_installed_gems # :nodoc: hig = {} # highest installed gems # Get only gem specifications installed as --user-install Gem::Specification.dirs = Gem.user_dir if options[:user_install] Gem::Specification.each do |spec| if hig[spec.name].nil? || hig[spec.name].version < spec.version hig[spec.name] = spec end end hig end def highest_remote_name_tuple(spec) # :nodoc: spec_tuples = fetch_remote_gems spec highest_remote_gem = spec_tuples.max return unless highest_remote_gem highest_remote_gem.first end def install_rubygems(spec) # :nodoc: args = update_rubygems_arguments version = spec.version update_dir = File.join spec.base_dir, "gems", "rubygems-update-#{version}" Dir.chdir update_dir do say "Installing RubyGems #{version}" unless options[:silent] installed = preparing_gem_layout_for(version) do system Gem.ruby, "--disable-gems", "setup.rb", *args end unless options[:silent] say "RubyGems system software updated" if installed end end end def preparing_gem_layout_for(version) if Gem::Version.new(version) >= Gem::Version.new("3.2.a") yield else require "tmpdir" Dir.mktmpdir("gem_update") do |tmpdir| FileUtils.mv Gem.plugindir, tmpdir status = yield unless status FileUtils.mv File.join(tmpdir, "plugins"), Gem.plugindir end status end end end def rubygems_target_version version = options[:system] update_latest = version == true unless update_latest version = Gem::Version.new version requirement = Gem::Requirement.new version return version, requirement end version = Gem::Version.new Gem::VERSION requirement = Gem::Requirement.new ">= #{Gem::VERSION}" rubygems_update = Gem::Specification.new rubygems_update.name = "rubygems-update" rubygems_update.version = version highest_remote_tup = highest_remote_name_tuple(rubygems_update) target = highest_remote_tup ? highest_remote_tup.version : version [target, requirement] end def update_gem(name, version = Gem::Requirement.default) return if @updated.any? {|spec| spec.name == name } update_options = options.dup update_options[:prerelease] = version.prerelease? @installer = Gem::DependencyInstaller.new update_options say "Updating #{name}" unless options[:system] begin @installer.install name, Gem::Requirement.new(version) rescue Gem::InstallError, Gem::DependencyError => e alert_error "Error installing #{name}:\n\t#{e.message}" end @installer.installed_gems.each do |spec| @updated << spec end end def update_gems(gems_to_update) gems_to_update.uniq.sort.each do |name_tuple| update_gem name_tuple.name, name_tuple.version end @updated end ## # Update RubyGems software to the latest version. def update_rubygems if Gem.disable_system_update_message alert_error Gem.disable_system_update_message terminate_interaction 1 end check_update_arguments version, requirement = rubygems_target_version check_latest_rubygems version check_oldest_rubygems version installed_gems = Gem::Specification.find_all_by_name "rubygems-update", requirement installed_gems = update_gem("rubygems-update", requirement) if installed_gems.empty? || installed_gems.first.version != version return if installed_gems.empty? install_rubygems installed_gems.first end def update_rubygems_arguments # :nodoc: args = [] args << "--silent" if options[:silent] args << "--prefix" << Gem.prefix if Gem.prefix args << "--no-document" unless options[:document].include?("rdoc") || options[:document].include?("ri") args << "--no-format-executable" if options[:no_format_executable] args << "--previous-version" << Gem::VERSION args end def which_to_update(highest_installed_gems, gem_names) result = [] highest_installed_gems.each do |_l_name, l_spec| next if !gem_names.empty? && gem_names.none? {|name| name == l_spec.name } highest_remote_tup = highest_remote_name_tuple l_spec next unless highest_remote_tup result << highest_remote_tup end result end private # # Oldest version we support downgrading to. This is the version that # originally ships with the oldest supported patch version of ruby. # def oldest_supported_version @oldest_supported_version ||= Gem::Version.new("3.3.3") end end
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