feat: #8695, allow sort for guests

public/src/modules/sort.js

@@ -13,15 +13,24 @@ define('sort', ['components'], function (components) {
 		$('body')
 			.off('click', '[component="thread/sort"] a')
 			.on('click', '[component="thread/sort"] a', function () {
-				var newSetting = $(this).attr('data-sort');
-				socket.emit(method, newSetting, function (err) {
-					if (err) {
-						return app.alertError(err.message);
-					}
+				function refresh(newSetting, params) {
 					config[field] = newSetting;
-					var qs = decodeURIComponent($.param(utils.params()));
+					var qs = decodeURIComponent($.param(params));
 					ajaxify.go(gotoOnSave + (qs ? '?' + qs : ''));
-				});
+				}
+				var newSetting = $(this).attr('data-sort');
+				if (app.user.uid) {
+					socket.emit(method, newSetting, function (err) {
+						if (err) {
+							return app.alertError(err.message);
+						}
+						refresh(newSetting, utils.params());
+					});
+				} else {
+					var urlParams = utils.params();
+					urlParams.sort = newSetting;
+					refresh(newSetting, urlParams);
+				}
 			});
 	};