From b160700e6830002af3b6aa9dd5a17265144d2ee4 Mon Sep 17 00:00:00 2001
From: Spencer Alger <spencer@spenceralger.com>
Date: Tue, 27 Aug 2013 14:53:23 -0700
Subject: [PATCH] adjusted the shared kbn.top_field_values() function to
 preserve field values, specifically so that arrays are not flattened to
 strings

---
 js/shared.js | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/js/shared.js b/js/shared.js
index 94c09d3f30d87..7912d89f74dc3 100644
--- a/js/shared.js
+++ b/js/shared.js
@@ -72,10 +72,20 @@
   };
 
   kbn.top_field_values = function(docs,field,count) {
-    var counts = _.countBy(_.pluck(docs,field),function(field){
-      return _.isUndefined(field) ? '' : field;
+    var all_values = _.pluck(docs,field),
+      groups = {};
+
+    // manually grouping into pairs allows us to keep the original value,
+    _.each(all_values, function (value) {
+      var key = _.isUndefined(value) ? '' : value.toString();
+      if (_.has(groups, key)) {
+        groups[key][1] ++;
+      } else {
+        groups[key] = [value, 1];
+      }
     });
-    return _.pairs(counts).sort(function(a, b) {
+
+    return _.values(groups).sort(function(a, b) {
       return a[1] - b[1];
     }).reverse().slice(0,count);
   };