1 files changed, 63 insertions, 0 deletions
diff --git a/lib/bundler/source/rubygems/remote.rb b/lib/bundler/source/rubygems/remote.rb
new file mode 100644
index 0000000000..b49e645506
--- /dev/null
+++ b/lib/bundler/source/rubygems/remote.rb
@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+module Bundler
+  class Source
+    class Rubygems
+      class Remote
+        attr_reader :uri, :anonymized_uri, :original_uri
+
+        def initialize(uri)
+          orig_uri = uri
+          uri = Bundler.settings.mirror_for(uri)
+          @original_uri = orig_uri if orig_uri != uri
+          fallback_auth = Bundler.settings.credentials_for(uri)
+
+          @uri = apply_auth(uri, fallback_auth).freeze
+          @anonymized_uri = remove_auth(@uri).freeze
+        end
+
+        # @return [String] A slug suitable for use as a cache key for this
+        #         remote.
+        #
+        def cache_slug
+          @cache_slug ||= begin
+            cache_uri = original_uri || uri
+
+            uri_parts = [cache_uri.host, cache_uri.user, cache_uri.port, cache_uri.path]
+            uri_digest = Digest::MD5.hexdigest(uri_parts.compact.join("."))
+
+            uri_parts[-1] = uri_digest
+            uri_parts.compact.join(".")
+          end
+        end
+
+        def to_s
+          "rubygems remote at #{anonymized_uri}"
+        end
+
+      private
+
+        def apply_auth(uri, auth)
+          if auth && uri.userinfo.nil?
+            uri = uri.dup
+            uri.userinfo = auth
+          end
+
+          uri
+        rescue URI::InvalidComponentError
+          error_message = "Please CGI escape your usernames and passwords before " \
+                          "setting them for authentication."
+          raise HTTPError.new(error_message)
+        end
+
+        def remove_auth(uri)
+          if uri.userinfo
+            uri = uri.dup
+            uri.user = uri.password = nil
+          end
+
+          uri
+        end
+      end
+    end
+  end
+end