From 3973b851e9b14d6201431d39ed90d6ad9293752f Mon Sep 17 00:00:00 2001
From: Greg Gates <gregates@gmail.com>
Date: Wed, 15 Oct 2014 10:42:16 -0400
Subject: [PATCH] Reuse auth tokens when possible

---
 CHANGELOG.md                |  2 ++
 lib/google_cells/fetcher.rb | 17 ++++++++++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bacea8d..9863965 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,5 @@
++ Don't get a new access token on each request if we already have one.
+
 Version 0.4.0
 =========================
 
diff --git a/lib/google_cells/fetcher.rb b/lib/google_cells/fetcher.rb
index bb570f8..18ff36b 100644
--- a/lib/google_cells/fetcher.rb
+++ b/lib/google_cells/fetcher.rb
@@ -15,7 +15,9 @@ def request(method, url, params={})
         url << '?' unless url[-1] == "?"
         url << params[:url_params].to_a.map{|k,v| "#{k}=#{v}"}.join('&')
       end
-      GoogleCells.client.authorization.fetch_access_token!
+
+      authorize
+      
       GoogleCells.client.execute!(
         :http_method => method,
         :uri => url,
@@ -23,5 +25,18 @@ def request(method, url, params={})
         :body => params[:body]
       ) 
     end
+
+    def authorize
+      if !auth.access_token || auth.expired?
+        GoogleCells.client.authorization.fetch_access_token!
+      end
+    end
+
+    private
+
+    def auth
+      GoogleCells.client.authorization
+    end
+
   end
 end