From 028769b73f1861e593b5bd6c723773a37b97f6cb Mon Sep 17 00:00:00 2001
From: Brandon Mathis <brandon@imathis.com>
Date: Mon, 24 Feb 2014 15:14:10 -0600
Subject: [PATCH] Ignore protocol relative '//' urls.

---
 plugins/octopress_filters.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/plugins/octopress_filters.rb b/plugins/octopress_filters.rb
index 091f75a..c07224f 100644
--- a/plugins/octopress_filters.rb
+++ b/plugins/octopress_filters.rb
@@ -78,8 +78,8 @@ module OctopressLiquidFilters
   # Replaces relative urls with full urls
   def expand_urls(input, url='')
     url ||= '/'
-    input.gsub /(\s+(href|src)\s*=\s*["|']{1})(\/[^\"'>]*)/ do
-      $1+url+$3
+    input.gsub /(\s+(href|src)\s*=\s*["|']{1})(\/[^\/\"'>]*)(["|']{1})/ do
+      $1 + expand_url($3, url) + $4
     end
   end