Allow spaces in files for remote_file

The following example now works
```ruby
remote_file "c:\\nospaces" do
  source "file:///c:/foo bar"
end
```

1 files changed, 11 insertions, 0 deletions

diff --git a/lib/chef/mixin/uris.rb b/lib/chef/mixin/uris.rb
index 6c1ae793e2..0136b55f6a 100644
--- a/lib/chef/mixin/uris.rb
+++ b/lib/chef/mixin/uris.rb
@@ -28,6 +28,17 @@ class Chef
         # From open-uri
         !!(%r{\A[A-Za-z][A-Za-z0-9+\-\.]*://} =~ source)
       end
+
+
+      def as_uri(source)
+        begin
+          URI.parse(source)
+        rescue URI::InvalidURIError
+          Chef::Log.warn("#{source} was an invalid URI. Trying to escape invalid characters")
+          URI.parse(URI.escape(source))
+        end
+      end
+
     end
   end
 end