* lib/rubygems/commands/setup_command.rb: Don't delete non-rubygems

files when installing RubyGems.
* test/rubygems/test_gem_commands_setup_command.rb:  Test for the
  above.

* lib/rubygems/ext/ext_conf_builder.rb:  Use full path to siteconf.rb
  in case the extconf.rb changes directories (like memcached does).

* lib/rubygems/package.rb:  Remove double slash from path.
* test/rubygems/test_gem_package.rb:  Test for the above.
* test/rubygems/test_gem_package_old.rb:  ditto.

* lib/rubygems/source.rb:  Revert automatic HTTPS upgrade
* lib/rubygems/spec_fetcher.rb:  ditto.
* test/rubygems/test_gem_remote_fetcher.rb:  ditto.
* test/rubygems/test_gem_source.rb:  ditto.
* test/rubygems/test_gem_spec_fetcher.rb:  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39731 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rubygems/spec_fetcher.rb

@@ -188,8 +188,6 @@ class Gem::SpecFetcher
     list = {}
 
     Gem.sources.each_source do |source|
-      source = upgrade_http_source source
-
       begin
         names = case type
                 when :latest
@@ -228,40 +226,5 @@ class Gem::SpecFetcher
     end
   end
 
-  ##
-  # Attempts to upgrade +source+ to HTTPS if it is for http://rubygems.org
-
-  def upgrade_http_source source
-    uri = source.uri
-
-    return source unless uri.scheme.downcase == 'http' &&
-                         uri.host.downcase == 'rubygems.org'
-
-    https_uri = uri.dup
-    https_uri.scheme = 'https'
-    https_uri += '/'
-
-    https_uri = URI https_uri.to_s # cast to URI::HTTPS
-
-    begin
-      Gem::RemoteFetcher.fetcher.fetch_path https_uri, nil, true
-    rescue Gem::RemoteFetcher::FetchError => e
-      raise unless e.message =~ / Not Allowed 405 /
-    end
-
-    say "Upgraded #{uri} to HTTPS"
-
-    https_uri += uri.request_uri
-
-    source.uri = URI https_uri.to_s # cast to URI::HTTPS
-
-    source
-  rescue Gem::RemoteFetcher::FetchError
-    say "Upgrading #{uri} to HTTPS failed, continuing" if
-      Gem.configuration.really_verbose
-
-    source
-  end
-
 end