closes #4629

public/src/client/unread.js

@@ -88,7 +88,8 @@ define('forum/unread', ['forum/recent', 'topicSelect', 'forum/infinitescroll', '
 			var cid = params.cid;
 			infinitescroll.loadMore('topics.loadMoreUnreadTopics', {
 				after: $('[component="category"]').attr('data-nextstart'),
-				cid: cid
+				cid: cid,
+				filter: ajaxify.data.selectedFilter.filter
 			}, function(data, done) {
 				if (data.topics && data.topics.length) {
 					recent.onTopicsLoaded('unread', data.topics, true, done);

src/controllers/unread.js

@@ -63,15 +63,18 @@ unreadController.get = function(req, res, next) {
 		results.unreadTopics.filters = [{
 			name: '[[unread:all-topics]]',
 			url: 'unread',
-			selected: filter === ''
+			selected: filter === '',
+			filter: ''
 		}, {
 			name: '[[unread:new-topics]]',
 			url: 'unread/new',
-			selected: filter === 'new'
+			selected: filter === 'new',
+			filter: 'new'
 		}, {
 			name: '[[unread:watched-topics]]',
 			url: 'unread/watched',
-			selected: filter === 'watched'
+			selected: filter === 'watched',
+			filter: 'watched'
 		}];
 
 		results.unreadTopics.selectedFilter = results.unreadTopics.filters.filter(function(filter) {

src/socket.io/topics/infinitescroll.js

@@ -96,10 +96,10 @@ module.exports = function(SocketTopics) {
 			return callback(new Error('[[error:invalid-data]]'));
 		}
 
-		var start = parseInt(data.after, 10),
-			stop = start + 9;
+		var start = parseInt(data.after, 10);
+		var stop = start + 9;
 
-		topics.getUnreadTopics(data.cid, socket.uid, start, stop, callback);
+		topics.getUnreadTopics(data.cid, socket.uid, start, stop, data.filter, callback);
 	};
 
 	SocketTopics.loadMoreFromSet = function(socket, data, callback) {