From a627fdfaaffd456de871ead092c1770d220aec98 Mon Sep 17 00:00:00 2001
From: nagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 18 Aug 2015 13:55:06 +0000
Subject: merge revision(s) 49014:

	* tool/downloader.rb: support old versions of ruby.

	* tool/downloader.rb: now can download gems by http if openssl is not
	  available (this may be danger!)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@51635 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 tool/downloader.rb | 34 +++++++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

(limited to 'tool/downloader.rb')

diff --git a/tool/downloader.rb b/tool/downloader.rb
index dd3173bae7..8f169d5849 100644
--- a/tool/downloader.rb
+++ b/tool/downloader.rb
@@ -1,4 +1,33 @@
 require 'open-uri'
+begin
+  require 'net/https'
+  $rubygems_schema = 'https'
+
+  # open-uri of ruby 2.2.0 accept an array of PEMs as ssl_ca_cert, but old
+  # versions are not.  so, patching OpenSSL::X509::Store#add_file instead.
+  class OpenSSL::X509::Store
+    alias orig_add_file add_file
+    def add_file(pems)
+      Array(pems).each do |pem|
+        if File.directory?(pem)
+          add_path pem
+        else
+          orig_add_file pem
+        end
+      end
+    end
+  end
+  # since open-uri internally checks ssl_ca_cert by File.directory?, to allow
+  # accept an array.
+  class <<File
+    alias orig_directory? directory?
+    def File.directory? files
+      files.is_a?(Array) ? false : orig_directory?(files)
+    end
+  end
+rescue LoadError
+  $rubygems_schema = 'http'
+end
 
 class Downloader
   class GNU < self
@@ -10,7 +39,10 @@ class Downloader
   class RubyGems < self
     def self.download(name, dir = nil, ims = true, options = {})
       options[:ssl_ca_cert] = Dir.glob(File.expand_path("../lib/rubygems/ssl_certs/*.pem", File.dirname(__FILE__)))
-      super("https://rubygems.org/downloads/#{name}", name, dir, ims, options)
+      if $rubygems_schema != 'https'
+        warn "*** using http instead of https ***"
+      end
+      super("#{$rubygems_schema}://rubygems.org/downloads/#{name}", name, dir, ims, options)
     end
   end
 
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