fixed #1904

src/messaging.js

@@ -2,9 +2,12 @@
 
 var db = require('./database'),
 	async = require('async'),
+	winston = require('winston'),
 	user = require('./user'),
 	plugins = require('./plugins'),
-	meta = require('./meta');
+	meta = require('./meta'),
+	notifications = require('./notifications'),
+	userNotifications = require('./user/notifications');
 
 
 (function(Messaging) {
@@ -33,12 +36,6 @@ var db = require('./database'),
 					return callback(err);
 				}
 
-				/*
-					TODO: Here I'd check the score of the previous message in this chat's sorted set.
-					but unfortunately, chats are stored as a list. Once nodebb/nodebb#1902 is resolved,
-					I can finish it up here.
-				*/
-
 				db.setObject('message:' + mid, message, function(err) {
 					if (err) {
 						return callback(err);
@@ -99,6 +96,15 @@ var db = require('./database'),
 
 			getMessages(mids, fromuid, touid, isNew, callback);
 		});
+
+		// Mark any chat notifications pertaining to this chat as read
+		notifications.mark_read_by_uniqueid(fromuid, 'chat_' + touid + '_' + fromuid, function(err) {
+			if (err) {
+				winston.error('[messaging] Could not mark notifications related to this chat as read: ' + err.message);
+			}
+
+			userNotifications.pushCount(fromuid);
+		});
 	};
 
 	function getMessages(mids, fromuid, touid, isNew, callback) {

src/notifications.js

@@ -289,6 +289,27 @@ var async = require('async'),
 		});
 	};
 
+	// why_are_we_using_underscores_here_?
+	// maybe_camel_case_ALL_THE_THINGS
+	Notifications.mark_read_by_uniqueid = function(uid, uniqueId, callback) {
+		async.waterfall([
+			async.apply(db.getSortedSetRange, 'uid:' + uid + ':notifications:unread', 0, 10),
+			function(nids, next) {
+				async.filter(nids, function(nid, next) {
+					db.getObjectField('notifications:' + nid, 'uniqueId', function(err, value) {
+						next(uniqueId === value);
+					});
+				}, function(nids) {
+					next(null, nids);
+				});
+			},
+			function(nids, next) {
+				console.log('matches:', nids);
+				Notifications.mark_read_multiple(nids, uid, next);
+			}
+		], callback);
+	};
+
 	Notifications.prune = function(cutoff) {
 		var start = process.hrtime();
 

src/socket.io/modules.js

@@ -229,7 +229,7 @@ function sendChatNotification(fromuid, touid, messageObj) {
 			bodyShort: '[[notifications:new_message_from, ' + messageObj.fromUser.username + ']]',
 			bodyLong: messageObj.content,
 			path: nconf.get('relative_path') + '/chats/' + utils.slugify(messageObj.fromUser.username),
-			uniqueId: 'notification_' + fromuid + '_' + touid,
+			uniqueId: 'chat_' + fromuid + '_' + touid,
 			from: fromuid
 		}, function(nid) {
 			notifications.push(nid, [touid]);