closes #2289, replace Infinity with '+inf'

src/categories/recentreplies.js

@@ -75,7 +75,7 @@ module.exports = function(Categories) {
 
 			async.parallel({
 				pinnedTids: function(next) {
-					db.getSortedSetRevRangeByScore('cid:' + category.cid + ':tids', 0, -1, Infinity, Date.now(), next);
+					db.getSortedSetRevRangeByScore('cid:' + category.cid + ':tids', 0, -1, '+inf', Date.now(), next);
 				},
 				tids: function(next) {
 					db.getSortedSetRevRangeByScore('cid:' + category.cid + ':tids', 0, Math.max(0, count), Date.now(), 0, next);

src/database/mongo/sorted.js

@@ -167,10 +167,10 @@ module.exports = function(db, module) {
 		}
 
 		var scoreQuery = {};
-		if (min !== -Infinity) {
+		if (min !== '-inf') {
 			scoreQuery.$gte = min;
 		}
-		if (max !== Infinity) {
+		if (max !== '+inf') {
 			scoreQuery.$lte = max;
 		}
 

src/messaging.js

@@ -94,7 +94,7 @@ var db = require('./database'),
 			min = 0;
 		}
 
-		db.getSortedSetRevRangeByScore('messages:uid:' + uids[0] + ':to:' + uids[1], 0, count, Infinity, min, function(err, mids) {
+		db.getSortedSetRevRangeByScore('messages:uid:' + uids[0] + ':to:' + uids[1], 0, count, '+inf', min, function(err, mids) {
 			if (err) {
 				return callback(err);
 			}

src/posts/recent.js

@@ -19,7 +19,7 @@ module.exports = function(Posts) {
 
 		var count = parseInt(stop, 10) === -1 ? stop : stop - start + 1;
 
-		db.getSortedSetRevRangeByScore('posts:pid', start, count, Infinity, Date.now() - since, function(err, pids) {
+		db.getSortedSetRevRangeByScore('posts:pid', start, count, '+inf', Date.now() - since, function(err, pids) {
 			if (err) {
 				return callback(err);
 			}

src/topics/recent.js

@@ -55,7 +55,7 @@ module.exports = function(Topics) {
 
 		var count = parseInt(end, 10) === -1 ? end : end - start + 1;
 
-		db.getSortedSetRevRangeByScore('topics:recent', start, count, Infinity, Date.now() - since, callback);
+		db.getSortedSetRevRangeByScore('topics:recent', start, count, '+inf', Date.now() - since, callback);
 	};
 
 	Topics.updateTimestamp = function(tid, timestamp, callback) {

src/topics/unread.js

@@ -66,10 +66,10 @@ module.exports = function(Topics) {
 				user.getIgnoredCategories(uid, next);
 			},
 			recentTids: function(next) {
-				db.getSortedSetRevRangeByScoreWithScores('topics:recent', 0, -1, Infinity, yesterday, next);
+				db.getSortedSetRevRangeByScoreWithScores('topics:recent', 0, -1, '+inf', yesterday, next);
 			},
 			userScores: function(next) {
-				db.getSortedSetRevRangeByScoreWithScores('uid:' + uid + ':tids_read', 0, -1, Infinity, yesterday, next);
+				db.getSortedSetRevRangeByScoreWithScores('uid:' + uid + ':tids_read', 0, -1, '+inf', yesterday, next);
 			}
 		}, function(err, results) {
 			if (err) {