diff --git a/guacamole/src/main/webapp/app/list/types/StableSort.js b/guacamole/src/main/webapp/app/list/types/StableSort.js
index 16b85bfed..0dcdc84a8 100644
--- a/guacamole/src/main/webapp/app/list/types/StableSort.js
+++ b/guacamole/src/main/webapp/app/list/types/StableSort.js
@@ -108,6 +108,40 @@ angular.module('list').factory('StableSort', [
 
         };
 
+        /**
+         * Returns whether the sort order is primarily determined by the given
+         * property.
+         *
+         * @param {String} property
+         *     The name of the property to check.
+         *
+         * @returns {Boolean}
+         *     true if the sort order is primarily determined by the given
+         *     property, false otherwise.
+         */
+        this.isSortedBy = function isSortedBy(property) {
+            return stableSort.primary === property;
+        };
+
+        /**
+         * Sets the primary sorting property to the given property, if not already
+         * set. If already set, the ascending/descending sort order is toggled.
+         *
+         * @param {String} property
+         *     The name of the property to assign as the primary sorting property.
+         */
+        this.togglePrimary = function togglePrimary(property) {
+
+            // Sort in ascending order by new property, if different
+            if (!stableSort.isSortedBy(property))
+                stableSort.reorder(property, false);
+
+            // Otherwise, toggle sort order
+            else
+                stableSort.reorder(property, !stableSort.descending);
+
+        };
+
     };
 
     return StableSort;
diff --git a/guacamole/src/main/webapp/app/manage/controllers/manageSessionsController.js b/guacamole/src/main/webapp/app/manage/controllers/manageSessionsController.js
index 3f80b325c..479f0223c 100644
--- a/guacamole/src/main/webapp/app/manage/controllers/manageSessionsController.js
+++ b/guacamole/src/main/webapp/app/manage/controllers/manageSessionsController.js
@@ -195,40 +195,6 @@ angular.module('manage').controller('manageSessionsController', ['$scope', '$inj
 
     };
 
-    /**
-     * Returns whether the wrapped session list is sorted by the given
-     * property.
-     *
-     * @param {String} property
-     *     The name of the property to check.
-     *
-     * @returns {Boolean}
-     *     true if the wrapped session list is sorted by the given property,
-     *     false otherwise.
-     */
-    $scope.isSortedBy = function isSortedBy(property) {
-        return $scope.wrapperOrder.primary === property;
-    };
-
-    /**
-     * Sets the primary sorting property to the given property, if not already
-     * set. If already set, the ascending/descending sort order is toggled.
-     *
-     * @param {String} property
-     *     The name of the property to assign as the primary sorting property.
-     */
-    $scope.toggleSort = function toggleSort(property) {
-
-        // Sort in ascending order by new property, if different
-        if (!$scope.isSortedBy(property))
-            $scope.wrapperOrder.reorder(property, false);
-
-        // Otherwise, toggle sort order
-        else
-            $scope.wrapperOrder.reorder(property, !$scope.wrapperOrder.descending);
-
-    };
-
     /**
      * An action to be provided along with the object sent to showStatus which
      * closes the currently-shown status dialog.
diff --git a/guacamole/src/main/webapp/app/manage/templates/manageSessions.html b/guacamole/src/main/webapp/app/manage/templates/manageSessions.html
index 1f45c462b..b20d3e1e5 100644
--- a/guacamole/src/main/webapp/app/manage/templates/manageSessions.html
+++ b/guacamole/src/main/webapp/app/manage/templates/manageSessions.html
@@ -45,20 +45,20 @@ THE SOFTWARE.
             <thead>
                 <tr>
                     <th class="select-session"></th>
-                    <th ng-class="{'sort-primary': isSortedBy('activeConnection.username'), 'sort-descending': wrapperOrder.descending}"
-                        ng-click="toggleSort('activeConnection.username')">
+                    <th ng-class="{'sort-primary': wrapperOrder.isSortedBy('activeConnection.username'), 'sort-descending': wrapperOrder.descending}"
+                        ng-click="wrapperOrder.toggleSort('activeConnection.username')">
                         {{'MANAGE_SESSION.TABLE_HEADER_SESSION_USERNAME' | translate}}
                     </th>
-                    <th ng-class="{'sort-primary': isSortedBy('activeConnection.startDate'), 'sort-descending': wrapperOrder.descending}"
-                        ng-click="toggleSort('activeConnection.startDate')">
+                    <th ng-class="{'sort-primary': wrapperOrder.isSortedBy('activeConnection.startDate'), 'sort-descending': wrapperOrder.descending}"
+                        ng-click="wrapperOrder.toggleSort('activeConnection.startDate')">
                         {{'MANAGE_SESSION.TABLE_HEADER_SESSION_STARTDATE' | translate}}
                     </th>
-                    <th ng-class="{'sort-primary': isSortedBy('activeConnection.remoteHost'), 'sort-descending': wrapperOrder.descending}"
-                        ng-click="toggleSort('activeConnection.remoteHost')">
+                    <th ng-class="{'sort-primary': wrapperOrder.isSortedBy('activeConnection.remoteHost'), 'sort-descending': wrapperOrder.descending}"
+                        ng-click="wrapperOrder.toggleSort('activeConnection.remoteHost')">
                         {{'MANAGE_SESSION.TABLE_HEADER_SESSION_REMOTEHOST' | translate}}
                     </th>
-                    <th ng-class="{'sort-primary': isSortedBy('name'), 'sort-descending': wrapperOrder.descending}"
-                        ng-click="toggleSort('name')">
+                    <th ng-class="{'sort-primary': wrapperOrder.isSortedBy('name'), 'sort-descending': wrapperOrder.descending}"
+                        ng-click="wrapperOrder.toggleSort('name')">
                         {{'MANAGE_SESSION.TABLE_HEADER_SESSION_CONNECTION_NAME' | translate}}
                     </th>
                 </tr>