From a71765034ba7ead6beb509c32f71091bc34ddc09 Mon Sep 17 00:00:00 2001
From: erwanlr <erwan.lr@gmail.com>
Date: Fri, 1 Mar 2013 15:20:53 +0100
Subject: [PATCH] Request#cache_key implementation

---
 lib/common/typhoeus_cache.rb | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/lib/common/typhoeus_cache.rb b/lib/common/typhoeus_cache.rb
index 811a419a..de21de8d 100644
--- a/lib/common/typhoeus_cache.rb
+++ b/lib/common/typhoeus_cache.rb
@@ -19,14 +19,26 @@
 
 require 'common/cache_file_store'
 
+# Implementaion of a cache_key (Request:hash cannot be used as such)
+# See https://github.com/typhoeus/typhoeus/issues/277
+module Typhoeus
+  class Request
+    module Cacheable
+      def cache_key
+        Digest::SHA2.hexdigest("#{url}-#{options[:body]}-#{options[:method]}")
+      end
+    end
+  end
+end
+
 class TyphoeusCache < CacheFileStore
 
   def get(request)
-    read_entry(request.hash.to_s)
+    read_entry(request.cache_key)
   end
 
   def set(request, response)
-    write_entry(request.hash.to_s, response, request.cache_ttl)
+    write_entry(request.cache_key, response, request.cache_ttl)
   end
 
 end