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  • rubygems/commands/setup_command.rb

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Gem::Commands::SetupCommand

Installs RubyGems itself. This command is ordinarily only available from a RubyGems checkout or tarball.

Public Class Methods

new() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 14
def initialize
  require 'tmpdir'

  super 'setup', 'Install RubyGems',
        :format_executable => false, :document => %w[ri],
        :force => true,
        :site_or_vendor => 'sitelibdir',
        :destdir => '', :prefix => '', :previous_version => '',
        :regenerate_binstubs => true,
        :regenerate_plugins => true

  add_option '--previous-version=VERSION',
             'Previous version of RubyGems',
             'Used for changelog processing' do |version, options|
    options[:previous_version] = version
  end

  add_option '--prefix=PREFIX',
             'Prefix path for installing RubyGems',
             'Will not affect gem repository location' do |prefix, options|
    options[:prefix] = File.expand_path prefix
  end

  add_option '--destdir=DESTDIR',
             'Root directory to install RubyGems into',
             'Mainly used for packaging RubyGems' do |destdir, options|
    options[:destdir] = File.expand_path destdir
  end

  add_option '--[no-]vendor',
             'Install into vendorlibdir not sitelibdir' do |vendor, options|
    options[:site_or_vendor] = vendor ? 'vendorlibdir' : 'sitelibdir'
  end

  add_option '--[no-]format-executable',
             'Makes `gem` match ruby',
             'If Ruby is ruby18, gem will be gem18' do |value, options|
    options[:format_executable] = value
  end

  add_option '--[no-]document [TYPES]', Array,
             'Generate documentation for RubyGems',
             'List the documentation types you wish to',
             'generate.  For example: rdoc,ri' do |value, options|
    options[:document] = case value
                         when nil   then %w[rdoc ri]
                         when false then []
                         else            value
                         end
  end

  add_option '--[no-]rdoc',
             'Generate RDoc documentation for RubyGems' do |value, options|
    if value
      options[:document] << 'rdoc'
    else
      options[:document].delete 'rdoc'
    end

    options[:document].uniq!
  end

  add_option '--[no-]ri',
             'Generate RI documentation for RubyGems' do |value, options|
    if value
      options[:document] << 'ri'
    else
      options[:document].delete 'ri'
    end

    options[:document].uniq!
  end

  add_option '--[no-]regenerate-binstubs',
             'Regenerate gem binstubs' do |value, options|
    options[:regenerate_binstubs] = value
  end

  add_option '--[no-]regenerate-plugins',
             'Regenerate gem plugins' do |value, options|
    options[:regenerate_plugins] = value
  end

  add_option '-f', '--[no-]force',
             'Forcefully overwrite binstubs' do |value, options|
    options[:force] = value
  end

  add_option('-E', '--[no-]env-shebang',
             'Rewrite executables with a shebang',
             'of /usr/bin/env') do |value, options|
    options[:env_shebang] = value
  end

  @verbose = nil
end
            

Public Instance Methods

bin_file_names() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 714
def bin_file_names
  @bin_file_names ||= []
end
            
bundler_man1_files_in(dir) click to toggle source

for installation of bundler as default gems

 
               # File rubygems/commands/setup_command.rb, line 522
def bundler_man1_files_in(dir)
  Dir.chdir dir do
    Dir['bundle*.1']
  end
end
            
bundler_man5_files_in(dir) click to toggle source

for installation of bundler as default gems

 
               # File rubygems/commands/setup_command.rb, line 529
def bundler_man5_files_in(dir)
  Dir.chdir dir do
    Dir['gemfile.5']
  end
end
            
check_ruby_version() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 111
def check_ruby_version
  required_version = Gem::Requirement.new '>= 2.3.0'

  unless required_version.satisfied_by? Gem.ruby_version
    alert_error "Expected Ruby version #{required_version}, is #{Gem.ruby_version}"
    terminate_interaction 1
  end
end
            
execute() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 149
def execute
  @verbose = Gem.configuration.really_verbose

  install_destdir = options[:destdir]

  unless install_destdir.empty?
    ENV['GEM_HOME'] ||= File.join(install_destdir,
                                  Gem.default_dir.gsub(/^[a-zA-Z]:/, ''))
  end

  check_ruby_version

  require 'fileutils'
  if Gem.configuration.really_verbose
    extend FileUtils::Verbose
  else
    extend FileUtils
  end
  extend MakeDirs

  lib_dir, bin_dir = make_destination_dirs install_destdir
  man_dir = make_man_dir install_destdir

  install_lib lib_dir

  install_man man_dir

  install_executables bin_dir

  remove_old_bin_files bin_dir

  remove_old_lib_files lib_dir

  remove_old_man_files man_dir

  install_default_bundler_gem bin_dir

  if mode = options[:dir_mode]
    @mkdirs.uniq!
    File.chmod(mode, @mkdirs)
  end

  say "RubyGems #{Gem::VERSION} installed"

  regenerate_binstubs if options[:regenerate_binstubs]
  regenerate_plugins if options[:regenerate_plugins]

  uninstall_old_gemcutter

  documentation_success = install_rdoc

  say
  if @verbose
    say "-" * 78
    say
  end

  if options[:previous_version].empty?
    options[:previous_version] = Gem::VERSION.sub(/[0-9]+$/, '0')
  end

  options[:previous_version] = Gem::Version.new(options[:previous_version])

  show_release_notes

  say
  say "-" * 78
  say

  say "RubyGems installed the following executables:"
  say bin_file_names.map {|name| "\t#{name}\n" }
  say

  unless bin_file_names.grep(/#{File::SEPARATOR}gem$/)
    say "If `gem` was installed by a previous RubyGems installation, you may need"
    say "to remove it by hand."
    say
  end

  if documentation_success
    if options[:document].include? 'rdoc'
      say "Rdoc documentation was installed. You may now invoke:"
      say "  gem server"
      say "and then peruse beautifully formatted documentation for your gems"
      say "with your web browser."
      say "If you do not wish to install this documentation in the future, use the"
      say "--no-document flag, or set it as the default in your ~/.gemrc file. See"
      say "'gem help env' for details."
      say
    end

    if options[:document].include? 'ri'
      say "Ruby Interactive (ri) documentation was installed. ri is kind of like man "
      say "pages for Ruby libraries. You may access it like this:"
      say "  ri Classname"
      say "  ri Classname.class_method"
      say "  ri Classname#instance_method"
      say "If you do not wish to install this documentation in the future, use the"
      say "--no-document flag, or set it as the default in your ~/.gemrc file. See"
      say "'gem help env' for details."
      say
    end
  end
end
            
files_in(dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 514
def files_in(dir)
  Dir.chdir dir do
    Dir.glob(File.join('**', '*'), File::FNM_DOTMATCH).
      select{|f| !File.directory?(f) }
  end
end
            
generate_default_dirs(install_destdir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 482
def generate_default_dirs(install_destdir)
  prefix = options[:prefix]
  site_or_vendor = options[:site_or_vendor]

  if prefix.empty?
    lib_dir = RbConfig::CONFIG[site_or_vendor]
    bin_dir = RbConfig::CONFIG['bindir']
  else
    # Apple installed RubyGems into libdir, and RubyGems <= 1.1.0 gets
    # confused about installation location, so switch back to
    # sitelibdir/vendorlibdir.
    if defined?(APPLE_GEM_HOME) and
      # just in case Apple and RubyGems don't get this patched up proper.
      (prefix == RbConfig::CONFIG['libdir'] or
       # this one is important
       prefix == File.join(RbConfig::CONFIG['libdir'], 'ruby'))
      lib_dir = RbConfig::CONFIG[site_or_vendor]
      bin_dir = RbConfig::CONFIG['bindir']
    else
      lib_dir = File.join prefix, 'lib'
      bin_dir = File.join prefix, 'bin'
    end
  end

  unless install_destdir.empty?
    lib_dir = File.join install_destdir, lib_dir.gsub(/^[a-zA-Z]:/, '')
    bin_dir = File.join install_destdir, bin_dir.gsub(/^[a-zA-Z]:/, '')
  end

  [lib_dir, bin_dir]
end
            
generate_default_man_dir(install_destdir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 466
def generate_default_man_dir(install_destdir)
  prefix = options[:prefix]

  if prefix.empty?
    man_dir = RbConfig::CONFIG['mandir']
  else
    man_dir = File.join prefix, 'man'
  end

  unless install_destdir.empty?
    man_dir = File.join install_destdir, man_dir.gsub(/^[a-zA-Z]:/, '')
  end

  man_dir
end
            
install_default_bundler_gem(bin_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 389
def install_default_bundler_gem(bin_dir)
  specs_dir = Gem.default_specifications_dir
  specs_dir = File.join(options[:destdir], specs_dir) unless Gem.win_platform?
  mkdir_p specs_dir, :mode => 0755

  bundler_spec = Gem::Specification.load("bundler/bundler.gemspec")
  bundler_spec.files = Dir.chdir("bundler") { Dir["{*.md,{lib,exe,man}/**/*}"] }
  bundler_spec.executables -= %w[bundler bundle_ruby]

  # Remove bundler-*.gemspec in default specification directory.
  Dir.entries(specs_dir).
    select {|gs| gs.start_with?("bundler-") }.
    each {|gs| File.delete(File.join(specs_dir, gs)) }

  default_spec_path = File.join(specs_dir, "#{bundler_spec.full_name}.gemspec")
  Gem.write_binary(default_spec_path, bundler_spec.to_ruby)

  bundler_spec = Gem::Specification.load(default_spec_path)

  # Remove gemspec that was same version of vendored bundler.
  normal_gemspec = File.join(Gem.default_dir, "specifications", "bundler-#{bundler_spec.version}.gemspec")
  if File.file? normal_gemspec
    File.delete normal_gemspec
  end

  # Remove gem files that were same version of vendored bundler.
  if File.directory? bundler_spec.gems_dir
    Dir.entries(bundler_spec.gems_dir).
      select {|default_gem| File.basename(default_gem) == "bundler-#{bundler_spec.version}" }.
      each {|default_gem| rm_r File.join(bundler_spec.gems_dir, default_gem) }
  end

  bundler_bin_dir = bundler_spec.bin_dir
  bundler_bin_dir = File.join(options[:destdir], bundler_bin_dir) unless Gem.win_platform?
  mkdir_p bundler_bin_dir, :mode => 0755
  bundler_spec.executables.each do |e|
    cp File.join("bundler", bundler_spec.bindir, e), File.join(bundler_bin_dir, e)
  end

  require 'rubygems/installer'

  Dir.chdir("bundler") do
    built_gem = Gem::Package.build(bundler_spec)
    begin
      installer = Gem::Installer.at(built_gem, env_shebang: options[:env_shebang], format_executable: options[:format_executable], force: options[:force], install_as_default: true, bin_dir: bin_dir, wrappers: true)
      installer.install
    ensure
      FileUtils.rm_f built_gem
    end
  end

  bundler_spec.executables.each {|executable| bin_file_names << target_bin_path(bin_dir, executable) }

  say "Bundler #{bundler_spec.version} installed"
end
            
install_executables(bin_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 254
  def install_executables(bin_dir)
    prog_mode = options[:prog_mode] || 0755

    executables = { 'gem' => 'bin' }
    executables.each do |tool, path|
      say "Installing #{tool} executable" if @verbose

      Dir.chdir path do
        bin_files = Dir['*']

        bin_files -= %w[update_rubygems]

        bin_files.each do |bin_file|
          dest_file = target_bin_path(bin_dir, bin_file)
          bin_tmp_file = File.join Dir.tmpdir, "#{bin_file}.#{$$}"

          begin
            bin = File.readlines bin_file
            bin[0] = shebang

            File.open bin_tmp_file, 'w' do |fp|
              fp.puts bin.join
            end

            install bin_tmp_file, dest_file, :mode => prog_mode
            bin_file_names << dest_file
          ensure
            rm bin_tmp_file
          end

          next unless Gem.win_platform?

          begin
            bin_cmd_file = File.join Dir.tmpdir, "#{bin_file}.bat"

            File.open bin_cmd_file, 'w' do |file|
              file.puts <<-TEXT
  @ECHO OFF
  IF NOT "%~f0" == "~f0" GOTO :WinNT
  @"#{File.basename(Gem.ruby).chomp('"')}" "#{dest_file}" %1 %2 %3 %4 %5 %6 %7 %8 %9
  GOTO :EOF
  :WinNT
  @"#{File.basename(Gem.ruby).chomp('"')}" "%~dpn0" %*
  TEXT
            end

            install bin_cmd_file, "#{dest_file}.bat", :mode => prog_mode
          ensure
            rm bin_cmd_file
          end
        end
      end
    end
  end
            
install_file(file, dest_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 684
def install_file(file, dest_dir)
  dest_file = File.join dest_dir, file
  dest_dir = File.dirname dest_file
  unless File.directory? dest_dir
    mkdir_p dest_dir, :mode => 0755
  end

  install file, dest_file, :mode => options[:data_mode] || 0644
end
            
install_file_list(files, dest_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 678
def install_file_list(files, dest_dir)
  files.each do |file|
    install_file file, dest_dir
  end
end
            
install_lib(lib_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 319
def install_lib(lib_dir)
  libs = { 'RubyGems' => 'lib' }
  libs['Bundler'] = 'bundler/lib'
  libs.each do |tool, path|
    say "Installing #{tool}" if @verbose

    lib_files = files_in path

    Dir.chdir path do
      install_file_list(lib_files, lib_dir)
    end
  end
end
            
install_man(man_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 333
def install_man(man_dir)
  mans = { 'Bundler' => 'bundler/man' }
  mans.each do |tool, path|
    say "Installing #{tool} manpages" if @verbose

    bundler_man1_files = bundler_man1_files_in(path)
    bundler_man5_files = bundler_man5_files_in(path)

    Dir.chdir path do
      install_file_list(bundler_man1_files, "#{man_dir}/man1")
      install_file_list(bundler_man5_files, "#{man_dir}/man5")
    end
  end
end
            
install_rdoc() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 348
def install_rdoc
  gem_doc_dir = File.join Gem.dir, 'doc'
  rubygems_name = "rubygems-#{Gem::VERSION}"
  rubygems_doc_dir = File.join gem_doc_dir, rubygems_name

  begin
    Gem.ensure_gem_subdirectories Gem.dir
  rescue SystemCallError
    # ignore
  end

  if File.writable? gem_doc_dir and
     (not File.exist? rubygems_doc_dir or
      File.writable? rubygems_doc_dir)
    say "Removing old RubyGems RDoc and ri" if @verbose
    Dir[File.join(Gem.dir, 'doc', 'rubygems-[0-9]*')].each do |dir|
      rm_rf dir
    end

    require 'rubygems/rdoc'

    fake_spec = Gem::Specification.new 'rubygems', Gem::VERSION
    def fake_spec.full_gem_path
      File.expand_path '../../../..', __FILE__
    end

    generate_ri   = options[:document].include? 'ri'
    generate_rdoc = options[:document].include? 'rdoc'

    rdoc = Gem::RDoc.new fake_spec, generate_rdoc, generate_ri
    rdoc.generate

    return true
  elsif @verbose
    say "Skipping RDoc generation, #{gem_doc_dir} not writable"
    say "Set the GEM_HOME environment variable if you want RDoc generated"
  end

  return false
end
            
make_destination_dirs(install_destdir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 445
def make_destination_dirs(install_destdir)
  lib_dir, bin_dir = Gem.default_rubygems_dirs

  unless lib_dir
    lib_dir, bin_dir = generate_default_dirs(install_destdir)
  end

  mkdir_p lib_dir, :mode => 0755
  mkdir_p bin_dir, :mode => 0755

  return lib_dir, bin_dir
end
            
make_man_dir(install_destdir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 458
def make_man_dir(install_destdir)
  man_dir = generate_default_man_dir(install_destdir)

  mkdir_p man_dir, :mode => 0755

  return man_dir
end
            
regenerate_binstubs() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 653
def regenerate_binstubs
  require "rubygems/commands/pristine_command"
  say "Regenerating binstubs"

  args = %w[--all --only-executables --silent]
  if options[:env_shebang]
    args << "--env-shebang"
  end

  command = Gem::Commands::PristineCommand.new
  command.invoke(*args)
end
            
regenerate_plugins() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 666
def regenerate_plugins
  require "rubygems/commands/pristine_command"
  say "Regenerating plugins"

  args = %w[--all --only-plugins --silent]

  command = Gem::Commands::PristineCommand.new
  command.invoke(*args)
end
            
remove_file_list(files, dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 694
def remove_file_list(files, dir)
  Dir.chdir dir do
    files.each do |file|
      FileUtils.rm_f file

      warn "unable to remove old file #{file} please remove it by hand" if
        File.exist? file
    end
  end
end
            
remove_old_bin_files(bin_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 535
  def remove_old_bin_files(bin_dir)
    old_bin_files = {
      'gem_mirror' => 'gem mirror',
      'gem_server' => 'gem server',
      'gemlock' => 'gem lock',
      'gemri' => 'ri',
      'gemwhich' => 'gem which',
      'index_gem_repository.rb' => 'gem generate_index',
    }

    old_bin_files.each do |old_bin_file, new_name|
      old_bin_path = File.join bin_dir, old_bin_file
      next unless File.exist? old_bin_path

      deprecation_message = "`#{old_bin_file}` has been deprecated. Use `#{new_name}` instead."

      File.open old_bin_path, 'w' do |fp|
        fp.write <<-EOF
#!#{Gem.ruby}

abort "#{deprecation_message}"
    EOF
      end

      next unless Gem.win_platform?

      File.open "#{old_bin_path}.bat", 'w' do |fp|
        fp.puts %(@ECHO.#{deprecation_message})
      end
    end
  end
            
remove_old_lib_files(lib_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 567
def remove_old_lib_files(lib_dir)
  lib_dirs = { File.join(lib_dir, 'rubygems') => 'lib/rubygems' }
  lib_dirs[File.join(lib_dir, 'bundler')] = 'bundler/lib/bundler'
  lib_dirs.each do |old_lib_dir, new_lib_dir|
    lib_files = files_in(new_lib_dir)

    old_lib_files = files_in(old_lib_dir)

    to_remove = old_lib_files - lib_files

    gauntlet_rubygems = File.join(lib_dir, 'gauntlet_rubygems.rb')
    to_remove << gauntlet_rubygems if File.exist? gauntlet_rubygems

    to_remove.delete_if do |file|
      file.start_with? 'defaults'
    end

    remove_file_list(to_remove, old_lib_dir)
  end
end
            
remove_old_man_files(man_dir) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 588
def remove_old_man_files(man_dir)
  man_dirs = { man_dir => "bundler/man" }
  man_dirs.each do |old_man_dir, new_man_dir|
    man1_files = bundler_man1_files_in(new_man_dir)

    old_man1_dir = "#{old_man_dir}/man1"
    old_man1_files = bundler_man1_files_in(old_man1_dir)
    old_man1_files += Dir.chdir(old_man1_dir) { Dir["bundle*.1.{txt,ronn}"] }

    man1_to_remove = old_man1_files - man1_files

    remove_file_list(man1_to_remove, old_man1_dir)

    man5_files = bundler_man5_files_in(new_man_dir)

    old_man5_dir = "#{old_man_dir}/man5"
    old_man5_files = bundler_man5_files_in(old_man5_dir)
    old_man5_files += Dir.chdir(old_man5_dir) { Dir["gemfile.5.{txt,ronn}"] }

    man5_to_remove = old_man5_files - man5_files

    remove_file_list(man5_to_remove, old_man5_dir)
  end
end
            
shebang() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 309
def shebang
  if options[:env_shebang]
    ruby_name = RbConfig::CONFIG['ruby_install_name']
    @env_path ||= ENV_PATHS.find {|env_path| File.executable? env_path }
    "#!#{@env_path} #{ruby_name}\n"
  else
    "#!#{Gem.ruby}\n"
  end
end
            
show_release_notes() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 613
  def show_release_notes
    release_notes = File.join Dir.pwd, 'History.txt'

    release_notes =
      if File.exist? release_notes
        history = File.read release_notes

        history.force_encoding Encoding::UTF_8

        text = history.split(HISTORY_HEADER)
        text.shift # correct an off-by-one generated by split
        version_lines = history.scan(HISTORY_HEADER)
        versions = history.scan(VERSION_MATCHER).flatten.map do |x|
          Gem::Version.new(x)
        end

        history_string = ""

        until versions.length == 0 or
              versions.shift <= options[:previous_version] do
          history_string += version_lines.shift + text.shift
        end

        history_string
      else
        "Oh-no! Unable to find release notes!"
      end

    say release_notes
  end

  def uninstall_old_gemcutter
    require 'rubygems/uninstaller'

    ui = Gem::Uninstaller.new('gemcutter', :all => true, :ignore => true,
                              :version => '< 0.4')
    ui.uninstall
  rescue Gem::InstallError
  end

  def regenerate_binstubs
    require "rubygems/commands/pristine_command"
    say "Regenerating binstubs"

    args = %w[--all --only-executables --silent]
    if options[:env_shebang]
      args << "--env-shebang"
    end

    command = Gem::Commands::PristineCommand.new
    command.invoke(*args)
  end

  def regenerate_plugins
    require "rubygems/commands/pristine_command"
    say "Regenerating plugins"

    args = %w[--all --only-plugins --silent]

    command = Gem::Commands::PristineCommand.new
    command.invoke(*args)
  end

  private

  def install_file_list(files, dest_dir)
    files.each do |file|
      install_file file, dest_dir
    end
  end

  def install_file(file, dest_dir)
    dest_file = File.join dest_dir, file
    dest_dir = File.dirname dest_file
    unless File.directory? dest_dir
      mkdir_p dest_dir, :mode => 0755
    end

    install file, dest_file, :mode => options[:data_mode] || 0644
  end

  def remove_file_list(files, dir)
    Dir.chdir dir do
      files.each do |file|
        FileUtils.rm_f file

        warn "unable to remove old file #{file} please remove it by hand" if
          File.exist? file
      end
    end
  end

  def target_bin_path(bin_dir, bin_file)
    bin_file_formatted = if options[:format_executable]
                           Gem.default_exec_format % bin_file
                         else
                           bin_file
                         end
    File.join bin_dir, bin_file_formatted
  end

  def bin_file_names
    @bin_file_names ||= []
  end
end
            
target_bin_path(bin_dir, bin_file) click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 705
def target_bin_path(bin_dir, bin_file)
  bin_file_formatted = if options[:format_executable]
                         Gem.default_exec_format % bin_file
                       else
                         bin_file
                       end
  File.join bin_dir, bin_file_formatted
end
            
uninstall_old_gemcutter() click to toggle source
 
               # File rubygems/commands/setup_command.rb, line 644
def uninstall_old_gemcutter
  require 'rubygems/uninstaller'

  ui = Gem::Uninstaller.new('gemcutter', :all => true, :ignore => true,
                            :version => '< 0.4')
  ui.uninstall
rescue Gem::InstallError
end