1 files changed, 22 insertions, 5 deletions

diff --git a/app/assets/javascripts/lib/utils/url_utility.js b/app/assets/javascripts/lib/utils/url_utility.js
index 8077570158a..e9c3fe0a406 100644
--- a/app/assets/javascripts/lib/utils/url_utility.js
+++ b/app/assets/javascripts/lib/utils/url_utility.js
@@ -75,7 +75,7 @@ export function getParameterValues(sParam, url = window.location) {
  * @param {Boolean} options.spreadArrays - split array values into separate key/value-pairs
  */
 export function mergeUrlParams(params, url, options = {}) {
-  const { spreadArrays = false } = options;
+  const { spreadArrays = false, sort = false } = options;
   const re = /^([^?#]*)(\?[^#]*)?(.*)/;
   let merged = {};
   const [, fullpath, query, fragment] = url.match(re);
@@ -108,7 +108,9 @@ export function mergeUrlParams(params, url, options = {}) {
 
   Object.assign(merged, params);
 
-  const newQuery = Object.keys(merged)
+  const mergedKeys = sort ? Object.keys(merged).sort() : Object.keys(merged);
+
+  const newQuery = mergedKeys
     .filter(key => merged[key] !== null)
     .map(key => {
       let value = merged[key];
@@ -334,17 +336,32 @@ export function getWebSocketUrl(path) {
  * Convert search query into an object
  *
  * @param {String} query from "document.location.search"
+ * @param {Object} options
+ * @param {Boolean} options.gatherArrays - gather array values into an Array
  * @returns {Object}
  *
  * ex: "?one=1&two=2" into {one: 1, two: 2}
  */
-export function queryToObject(query) {
+export function queryToObject(query, options = {}) {
+  const { gatherArrays = false } = options;
   const removeQuestionMarkFromQuery = String(query).startsWith('?') ? query.slice(1) : query;
   return removeQuestionMarkFromQuery.split('&').reduce((accumulator, curr) => {
     const [key, value] = curr.split('=');
-    if (value !== undefined) {
-      accumulator[decodeURIComponent(key)] = decodeURIComponent(value);
+    if (value === undefined) {
+      return accumulator;
     }
+    const decodedValue = decodeURIComponent(value);
+
+    if (gatherArrays && key.endsWith('[]')) {
+      const decodedKey = decodeURIComponent(key.slice(0, -2));
+      if (!Array.isArray(accumulator[decodedKey])) {
+        accumulator[decodedKey] = [];
+      }
+      accumulator[decodedKey].push(decodedValue);
+    } else {
+      accumulator[decodeURIComponent(key)] = decodedValue;
+    }
+
     return accumulator;
   }, {});
 }