Rename gemfile back to bundler

1 files changed, 53 insertions, 0 deletions

diff --git a/lib/bundler/remote_specification.rb b/lib/bundler/remote_specification.rb
new file mode 100644
index 0000000000..b483f83a06
--- /dev/null
+++ b/lib/bundler/remote_specification.rb
@@ -0,0 +1,53 @@
+module Bundler
+  # Represents a lazily loaded gem specification, where the full specification
+  # is on the source server in rubygems' "quick" index. The proxy object is to
+  # be seeded with what we're given from the source's abbreviated index - the
+  # full specification will only be fetched when necesary.
+  class RemoteSpecification
+    attr_reader :name, :version, :platform
+    attr_accessor :source
+
+    def initialize(name, version, platform, source_uri)
+      @name     = name
+      @version  = version
+      @platform = platform
+      @source_uri = source_uri
+    end
+
+    def full_name
+      if platform == Gem::Platform::RUBY or platform.nil? then
+        "#{@name}-#{@version}"
+      else
+        "#{@name}-#{@version}-#{platform}"
+      end
+    end
+
+    # Because Rubyforge cannot be trusted to provide valid specifications
+    # once the remote gem is donwloaded, the backend specification will
+    # be swapped out.
+    def __swap__(spec)
+      @specification = spec
+    end
+
+  private
+
+    def _remote_uri
+      # "#{@source_uri}/quick/Marshal.4.8/#{@name}-#{@version}.gemspec.rz"
+      tuple = [@name, @version, @platform]
+      tuple = tuple - [nil, 'ruby', '']
+      "#{@source_uri}/quick/Marshal.4.8/#{tuple.join("-")}.gemspec.rz"
+    end
+
+    def _remote_specification
+      @specification ||= begin
+        deflated = Gem::RemoteFetcher.fetcher.fetch_path(_remote_uri)
+        inflated = Gem.inflate(deflated)
+        Marshal.load(inflated)
+      end
+    end
+
+    def method_missing(method, *args, &blk)
+      _remote_specification.send(method, *args, &blk)
+    end
+  end
+end
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