class Gem::Commands::SourcesCommand

# File lib/rubygems/commands/sources_command.rb, line 10
def initialize
  require 'fileutils'

  super 'sources',
        'Manage the sources and cache file RubyGems uses to search for gems'

  add_option '-a', '--add SOURCE_URI', 'Add source' do |value, options|
    options[:add] = value
  end

  add_option '-l', '--list', 'List sources' do |value, options|
    options[:list] = value
  end

  add_option '-r', '--remove SOURCE_URI', 'Remove source' do |value, options|
    options[:remove] = value
  end

  add_option '-c', '--clear-all',
             'Remove all sources (clear the cache)' do |value, options|
    options[:clear_all] = value
  end

  add_option '-u', '--update', 'Update source cache' do |value, options|
    options[:update] = value
  end

  add_proxy_option
end

# File lib/rubygems/commands/sources_command.rb, line 40
def defaults_str
  '--list'
end

# File lib/rubygems/commands/sources_command.rb, line 44
  def execute
    options[:list] = !(options[:add] ||
                       options[:clear_all] ||
                       options[:remove] ||
                       options[:update])

    if options[:clear_all] then
      path = File.join Gem.user_home, '.gem', 'specs'
      FileUtils.rm_rf path

      unless File.exist? path then
        say "*** Removed specs cache ***"
      else
        unless File.writable? path then
          say "*** Unable to remove source cache (write protected) ***"
        else
          say "*** Unable to remove source cache ***"
        end

        terminate_interaction 1
      end
    end

    if source_uri = options[:add] then
      uri = URI source_uri

      if uri.scheme and uri.scheme.downcase == 'http' and
         uri.host.downcase == 'rubygems.org' then
        question = "https://rubygems.org is recommended for security over #{uri}

Do you want to add this insecure source?
".chomp

        terminate_interaction 1 unless ask_yes_no question
      end

      source = Gem::Source.new source_uri

      begin
        if Gem.sources.include? source_uri then
          say "source #{source_uri} already present in the cache"
        else
          source.load_specs :released
          Gem.sources << source
          Gem.configuration.write

          say "#{source_uri} added to sources"
        end
      rescue URI::Error, ArgumentError
        say "#{source_uri} is not a URI"
        terminate_interaction 1
      rescue Gem::RemoteFetcher::FetchError => e
        say "Error fetching #{source_uri}:\n\t#{e.message}"
        terminate_interaction 1
      end
    end

    if options[:remove] then
      source_uri = options[:remove]

      unless Gem.sources.include? source_uri then
        say "source #{source_uri} not present in cache"
      else
        Gem.sources.delete source_uri
        Gem.configuration.write

        say "#{source_uri} removed from sources"
      end
    end

    if options[:update] then
      Gem.sources.each_source do |src|
        src.load_specs :released
        src.load_specs :latest
      end

      say "source cache successfully updated"
    end

    if options[:list] then
      say "*** CURRENT SOURCES ***"
      say

      Gem.sources.each do |src|
        say src
      end
    end
  end

# File lib/rubygems/commands/sources_command.rb, line 136
def remove_cache_file(desc, path)
  FileUtils.rm_rf path

  if not File.exist?(path) then
    say "*** Removed #{desc} source cache ***"
  elsif not File.writable?(path) then
    say "*** Unable to remove #{desc} source cache (write protected) ***"
  else
    say "*** Unable to remove #{desc} source cache ***"
  end
end