Merge pull request #429 from shaialon/master

Retinize gravatar image size
VulcanJS · Sep 26, 2014 · 0e6338e · 0e6338e
2 parents d95733b + b4a811a
commit 0e6338e
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/gravatar.js b/lib/gravatar.js
@@ -8,10 +8,16 @@ Gravatar = {
     var hash = !!user.email_hash ? user.email_hash : ''; // if hash not available, just pass empty string
     var url = protocol + '://www.gravatar.com/avatar/' + hash;
 
+    function retinizeSize(size) {
+        // return the optimal image size for retina display or zoomed in view.
+        return Math.ceil(size * Math.max(1, window.devicePixelRatio));
+    }
+    options.s = retinizeSize(options.s);
+
     var params = _.map(options, function(val, key) { return key + "=" + val;}).join('&');
     if (params !== '')
     url += '?' + params;
-  
+
     return url;
   }
 };