AlkantarClanX12
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# frozen_string_literal: true
require 'rubygems/command'
##
# Installs RubyGems itself. This command is ordinarily only available from a
# RubyGems checkout or tarball.
class Gem::Commands::SetupCommand < Gem::Command
HISTORY_HEADER = /^===\s*[\d.]+\s*\/\s*\d{4}-\d{2}-\d{2}\s*$/
VERSION_MATCHER = /^===\s*([\d.]+)\s*\/\s*\d{4}-\d{2}-\d{2}\s*$/
def initialize
require 'tmpdir'
super 'setup', 'Install RubyGems',
:format_executable => true, :document => %w[ri],
:site_or_vendor => 'sitelibdir',
:destdir => '', :prefix => '', :previous_version => ''
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
@verbose = nil
end
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
def defaults_str # :nodoc:
"--format-executable --document ri"
end
def description # :nodoc:
<<-EOF
Installs RubyGems itself.
RubyGems installs RDoc for itself in GEM_HOME. By default this is:
#{Gem.dir}
If you prefer a different directory, set the GEM_HOME environment variable.
RubyGems will install the gem command with a name matching ruby's
prefix and suffix. If ruby was installed as `ruby18`, gem will be
installed as `gem18`.
By default, this RubyGems will install gem as:
#{Gem.default_exec_format % 'gem'}
EOF
end
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
say "RubyGems #{Gem::VERSION} installed"
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
def install_executables(bin_dir)
say "Installing gem executable" if @verbose
@bin_file_names = []
Dir.chdir 'bin' do
bin_files = Dir['*']
bin_files.delete 'update_rubygems'
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
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
def install_lib(lib_dir)
say "Installing RubyGems" if @verbose
lib_files = rb_files_in 'lib'
pem_files = pem_files_in 'lib'
Dir.chdir 'lib' 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
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
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
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
rubygems_dir = File.join lib_dir, 'rubygems'
lib_files = rb_files_in 'lib/rubygems'
old_lib_files = rb_files_in rubygems_dir
to_remove = old_lib_files - lib_files
to_remove.delete_if do |file|
file.start_with? 'defaults'
end
Dir.chdir rubygems_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
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
end