have the frontend app disable/enable GA tracking based on the users choice on...

have the frontend app disable/enable GA tracking based on the users choice on the `anon-tracking-enabled` setting.

resources/frontend_client/app/admin/settings/settings.controllers.js

@@ -3,8 +3,8 @@
 
 var SettingsAdminControllers = angular.module('corvusadmin.settings.controllers', ['corvusadmin.settings.services']);
 
-SettingsAdminControllers.controller('SettingsAdminController', ['$scope', '$q', 'SettingsAdminServices',
-    function($scope, $q, SettingsAdminServices) {
+SettingsAdminControllers.controller('SettingsAdminController', ['$scope', '$q', 'AppState', 'SettingsAdminServices',
+    function($scope, $q, AppState, SettingsAdminServices) {
         $scope.settings = [];
 
         SettingsAdminServices.list(function(results) {
@@ -36,6 +36,10 @@ SettingsAdminControllers.controller('SettingsAdminController', ['$scope', '$q',
                 }
             })).then(function(results) {
                 $scope.$broadcast("form:api-success", "Successfully saved!");
+
+                // refresh the app-wide settings now as the user may have just changed some of them
+                AppState.refreshSiteSettings();
+
             }, function(error) {
                 $scope.$broadcast("form:api-error", error);
                 throw error;

resources/frontend_client/app/services.js

@@ -212,6 +212,18 @@ CorvusServices.factory('AppState', ['$rootScope', '$q', '$location', '$timeout',
             /* eslint-enable */
         });
 
+        // enable / disable GA based on opt-out of anonymous tracking
+        $rootScope.$on("appstate:site-settings", function(event, settings) {
+            var tracking = settings['anon-tracking-enabled']['value'];
+            if (tracking === "true" || tracking === null) {
+                // we are doing tracking
+                window['ga-disable-UA-60817802-1'] = null;
+            } else {
+                // tracking is disabled
+                window['ga-disable-UA-60817802-1'] = true;
+            }
+        });
+
         // NOTE: the below events are generated from the http-auth-interceptor which listens on our $http calls
         //       and intercepts calls that result in a 401 or 403 so that we can handle them here.  You must be
         //       careful to consider the implications of this because any endpoint that returns a 401/403 can

resources/frontend_client/index_template.html

@@ -131,6 +131,9 @@
     m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
     })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
 
+    // start off with tracking disabled (the angular app will re-enable this once we know the app runtime settings)
+    window['ga-disable-UA-60817802-1'] = true;
+
     ga('create', 'UA-60817802-1', 'auto');
     </script>
 </html>