From d0b96fb092a37f71f348b0252ab14ec67b3d1190 Mon Sep 17 00:00:00 2001
From: Vitor Baptista <vitor@vitorbaptista.com>
Date: Tue, 8 Jul 2014 11:14:34 -0300
Subject: [PATCH] [#1792] Get only distinct values from the datastore

This code depends on code from pull request #1815.
---
 .../javascript/modules/resource-view-filters.js  | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/ckan/public/base/javascript/modules/resource-view-filters.js b/ckan/public/base/javascript/modules/resource-view-filters.js
index 55c64b6095b..bdca8674cb2 100644
--- a/ckan/public/base/javascript/modules/resource-view-filters.js
+++ b/ckan/public/base/javascript/modules/resource-view-filters.js
@@ -108,22 +108,20 @@ this.ckan.module('resource-view-filters', function (jQuery, _) {
               limit: queryLimit + 1,
               offset: offset,
               fields: filterName,
+              distinct: true,
               sort: filterName
             };
           },
           results: function (data, page) {
-            var uniqueResults = {},
-                results = data.result.records.slice(0, queryLimit),
+            var slicedData = data.result.records.slice(0, queryLimit),
                 hasMore = (data.result.records.length == queryLimit + 1),
-                theData;
-            $.each(results, function (i, record) {
-              uniqueResults[record[filterName]] = true;
-            });
-            theData = $.map(Object.keys(uniqueResults), function (record) {
-              return { id: record, text: record };
+                results;
+
+            results = $.map(slicedData, function (record) {
+              return { id: record[filterName], text: record[filterName] };
             });
 
-            return { results: theData, more: hasMore };
+            return { results: results, more: hasMore };
           }
         },
         initSelection: function (element, callback) {