class Gem::Commands::SetupCommand

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

Constants

HISTORY_HEADER
VERSION_MATCHER

Public Class Methods

new() click to toggle source
Calls superclass method Gem::Command.new
# File lib/rubygems/commands/setup_command.rb, line 12
def initialize
  require 'tmpdir'

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

  @verbose = nil
end

Public Instance Methods

check_ruby_version() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 91
def check_ruby_version
  required_version = Gem::Requirement.new '>= 1.8.7'

  unless required_version.satisfied_by? Gem.ruby_version then
    alert_error "Expected Ruby version #{required_version}, is #{Gem.ruby_version}"
    terminate_interaction 1
  end
end
execute() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 122
def execute
  @verbose = Gem.configuration.really_verbose

  install_destdir = options[:destdir]

  unless install_destdir.empty? then
    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 then
    extend FileUtils::Verbose
  else
    extend FileUtils
  end

  lib_dir, bin_dir = make_destination_dirs install_destdir

  install_lib lib_dir

  install_executables bin_dir

  remove_old_bin_files bin_dir

  remove_old_lib_files lib_dir

  install_default_bundler_gem

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

  regenerate_binstubs if options[:regenerate_binstubs]

  uninstall_old_gemcutter

  documentation_success = install_rdoc

  say
  if @verbose then
    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$/) then
    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' then
      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' then
      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
generate_default_dirs(install_destdir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 420
def generate_default_dirs(install_destdir)
  prefix = options[:prefix]
  site_or_vendor = options[:site_or_vendor]

  if prefix.empty? then
    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')) then
       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? then
    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
install_default_bundler_gem() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 350
  def install_default_bundler_gem
    return unless Gem::USE_BUNDLER_FOR_GEMDEPS

    specs_dir = Gem::Specification.default_specifications_dir
    specs_dir = File.join(options[:destdir], specs_dir) unless Gem.win_platform?
    mkdir_p specs_dir

    # Workaround for non-git environment.
    gemspec = File.open('bundler/bundler.gemspec', 'rb'){|f| f.read.gsub(/`git ls-files -z`/, "''") }
    File.open('bundler/bundler.gemspec', 'w'){|f| f.write gemspec }

    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 = File.join(Gem.default_dir, 'gems', bundler_spec.full_name, bundler_spec.bindir)
    bundler_bin_dir = File.join(options[:destdir], bundler_bin_dir) unless Gem.win_platform?
    mkdir_p bundler_bin_dir
    bundler_spec.executables.each do |e|
      cp File.join("bundler", bundler_spec.bindir, e), File.join(bundler_bin_dir, e)
    end

    if Gem.win_platform?
      require 'rubygems/installer'

      installer = Gem::Installer.for_spec bundler_spec
      bundler_spec.executables.each do |e|
        installer.generate_windows_script e, bundler_spec.bin_dir
      end
    end

    say "Bundler #{bundler_spec.version} installed"
  end

  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
    mkdir_p bin_dir

    return lib_dir, bin_dir
  end

  def generate_default_dirs(install_destdir)
    prefix = options[:prefix]
    site_or_vendor = options[:site_or_vendor]

    if prefix.empty? then
      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')) then
         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? then
      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

  def pem_files_in dir
    Dir.chdir dir do
      Dir[File.join('**', '*pem')]
    end
  end

  def rb_files_in dir
    Dir.chdir dir do
      Dir[File.join('**', '*rb')]
    end
  end

  # for installation of bundler as default gems
  def template_files
    Dir.chdir "bundler/lib" do
      (Dir[File.join('bundler', 'templates', '**', '{*,.*}')]).
        select{|f| !File.directory?(f)}
    end
  end

  # for cleanup old bundler files
  def template_files_in dir
    Dir.chdir dir do
      (Dir[File.join('templates', '**', '{*,.*}')]).
        select{|f| !File.directory?(f)}
    end
  end

  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

  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' if Gem::USE_BUNDLER_FOR_GEMDEPS
    lib_dirs.each do |old_lib_dir, new_lib_dir|
      lib_files = rb_files_in(new_lib_dir)
      lib_files.concat(template_files_in(new_lib_dir)) if new_lib_dir =~ /bundler/

      old_lib_files = rb_files_in(old_lib_dir)
      old_lib_files.concat(template_files_in(old_lib_dir)) if old_lib_dir =~ /bundler/

      to_remove = old_lib_files - lib_files

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

      Dir.chdir old_lib_dir do
        to_remove.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
  end

  def show_release_notes
    release_notes = File.join Dir.pwd, 'History.txt'

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

        history.force_encoding Encoding::UTF_8 if
          Object.const_defined? :Encoding

        history = history.sub(/^# coding:.*?(?=^=)/m, '')

        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"
    command = Gem::Commands::PristineCommand.new
    command.invoke(*%w[--all --only-executables --silent])
  end
install_executables(bin_dir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 216
  def install_executables(bin_dir)
    @bin_file_names = []

    executables = { 'gem' => 'bin' }
    executables['bundler'] = 'bundler/exe' if Gem::USE_BUNDLER_FOR_GEMDEPS
    executables.each do |tool, path|
      say "Installing #{tool} executable" if @verbose

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

        bin_files -= %w[update_rubygems bundler bundle_ruby]

        bin_files.each do |bin_file|
          bin_file_formatted = if options[:format_executable] then
                                 Gem.default_exec_format % bin_file
                               else
                                 bin_file
                               end

          dest_file = File.join bin_dir, bin_file_formatted
          bin_tmp_file = File.join Dir.tmpdir, "#{bin_file}.#{$$}"

          begin
            bin = File.readlines bin_file
            bin[0] = "#!#{Gem.ruby}\n"

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

            install bin_tmp_file, dest_file, :mode => 0755
            @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 => 0755
          ensure
            rm bin_cmd_file
          end
        end
      end
    end
  end
install_file(file, dest_dir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 278
def install_file file, dest_dir
  dest_file = File.join dest_dir, file
  dest_dir = File.dirname dest_file
  mkdir_p dest_dir unless File.directory? dest_dir

  install file, dest_file, :mode => 0644
end
install_lib(lib_dir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 286
def install_lib(lib_dir)
  libs = { 'RubyGems' => 'lib' }
  libs['Bundler'] = 'bundler/lib' if Gem::USE_BUNDLER_FOR_GEMDEPS
  libs.each do |tool, path|
    say "Installing #{tool}" if @verbose

    lib_files = rb_files_in path
    lib_files.concat(template_files) if tool == 'Bundler'

    pem_files = pem_files_in path

    Dir.chdir path do
      lib_files.each do |lib_file|
        install_file lib_file, lib_dir
      end

      pem_files.each do |pem_file|
        install_file pem_file, lib_dir
      end
    end
  end
end
install_rdoc() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 309
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) then
    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 then
    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 lib/rubygems/commands/setup_command.rb, line 407
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
  mkdir_p bin_dir

  return lib_dir, bin_dir
end
pem_files_in(dir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 452
def pem_files_in dir
  Dir.chdir dir do
    Dir[File.join('**', '*pem')]
  end
end
rb_files_in(dir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 458
def rb_files_in dir
  Dir.chdir dir do
    Dir[File.join('**', '*rb')]
  end
end
regenerate_binstubs() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 582
def regenerate_binstubs
  require "rubygems/commands/pristine_command"
  say "Regenerating binstubs"
  command = Gem::Commands::PristineCommand.new
  command.invoke(*%w[--all --only-executables --silent])
end
remove_old_bin_files(bin_dir) click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 480
  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 lib/rubygems/commands/setup_command.rb, line 512
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' if Gem::USE_BUNDLER_FOR_GEMDEPS
  lib_dirs.each do |old_lib_dir, new_lib_dir|
    lib_files = rb_files_in(new_lib_dir)
    lib_files.concat(template_files_in(new_lib_dir)) if new_lib_dir =~ /bundler/

    old_lib_files = rb_files_in(old_lib_dir)
    old_lib_files.concat(template_files_in(old_lib_dir)) if old_lib_dir =~ /bundler/

    to_remove = old_lib_files - lib_files

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

    Dir.chdir old_lib_dir do
      to_remove.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
end
show_release_notes() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 539
  def show_release_notes
    release_notes = File.join Dir.pwd, 'History.txt'

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

        history.force_encoding Encoding::UTF_8 if
          Object.const_defined? :Encoding

        history = history.sub(/^# coding:.*?(?=^=)/m, '')

        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"
    command = Gem::Commands::PristineCommand.new
    command.invoke(*%w[--all --only-executables --silent])
  end

end
template_files() click to toggle source

for installation of bundler as default gems

# File lib/rubygems/commands/setup_command.rb, line 465
def template_files
  Dir.chdir "bundler/lib" do
    (Dir[File.join('bundler', 'templates', '**', '{*,.*}')]).
      select{|f| !File.directory?(f)}
  end
end
template_files_in(dir) click to toggle source

for cleanup old bundler files

# File lib/rubygems/commands/setup_command.rb, line 473
def template_files_in dir
  Dir.chdir dir do
    (Dir[File.join('templates', '**', '{*,.*}')]).
      select{|f| !File.directory?(f)}
  end
end
uninstall_old_gemcutter() click to toggle source
# File lib/rubygems/commands/setup_command.rb, line 573
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