当用户的帖子或者评论被其他用户评论时，该用户在社区页面的更多按钮上会看到条数提示。api

app/controllers/mobile/commentTips.js

+'use strict';
+var express = require('express'),
+	router = express.Router(),
+	returnCode = require('../../utils/returnCode'),
+	commentTips = require('../../utils/commentTips'),
+	_ = require('lodash');
+
+module.exports = function(app) {
+	app.use('/v1/forum', router);
+};
+
+router.get('/commentTips', function(req, res, next) {
+	var openId = req.session.openUser.openId;
+	commentTips.get(openId,function(err,result){
+		if(err){
+			res.json(returnCode.UNCHECK_ERROR(err));
+		}else{
+			res.json(_.assign(result, returnCode.SUCCESS));
+		}
+	});
+});
+
+router.put('/commentTips', function(req, res, next) {
+	var openId = req.session.openUser.openId;
+	commentTips.incrTips(openId,function(err,result){
+		if(err){
+			res.json(returnCode.UNCHECK_ERROR(err));
+		}else{
+			res.json(_.assign(result, returnCode.SUCCESS));
+		}
+	});
+});
+
+router.put('/commentTips/del', function(req, res, next) {
+	var openId = req.session.openUser.openId;
+	commentTips.clear(openId,function(err,result){
+		if(err){
+			res.json(returnCode.UNCHECK_ERROR(err));
+		}else{
+			res.json(_.assign(result, returnCode.SUCCESS));
+		}
+	});
+});
\ No newline at end of file

app/utils/commentTips.js

+'use strict';
+
+var redis=global.redis;
+var prefix = 'comment-tips-';
+
+function getKey(openId){
+	return prefix + openId;
+}
+
+exports.clear = function(openId,callback){
+	var key = getKey(openId);
+	if(!redis){
+		console.log('redis error');
+		return callback && callback('error');
+	}
+	redis.del(key, function(error, res){
+		return callback && callback(error, !!res);
+    });
+};
+
+exports.incrTips=function(openId,callback){
+	var key = getKey(openId);
+	if(!redis){
+		console.log('redis error');
+		return callback && callback('error');
+	}
+	redis.incr(key, function(error, res){
+		return callback && callback(error, !!res);
+    });
+};
+
+exports.get=function(openId,callback){
+	var key = getKey(openId);
+	if(!redis){
+		console.log('redis error');
+		return callback && callback('error');
+	}
+	redis.get(key, function(error, res){
+		return callback && callback(error, res || 0);
+    });
+};
\ No newline at end of file