recent posts done (needs polish/cleanup), and fixed bug where new topic button was not showing up in categories

src/categories.js

@@ -79,7 +79,7 @@ var	RDB = require('./redis.js'),
 
 					var categoryData = {
 							'category_name' : category_name,
-							'show_topic_button' : 'hidden',
+							'show_topic_button' : 'show',
 							'category_id': category_id,
 							'active_users': active_users,
 							'topics' : []
@@ -118,6 +118,28 @@ var	RDB = require('./redis.js'),
 		});
 	}
 
+	// not the permanent location for this function
+	Categories.getLatestTopics = function(current_user, start, end, callback) {
+		RDB.zrange('topics:recent', 0, -1, function(err, tids) {
+			var latestTopics = {
+				'category_name' : 'Recent',
+				'show_topic_button' : 'hidden',
+				'category_id': false,
+				'topics' : []
+			};
+
+			if (!tids.length) {
+				callback(latestTopics);
+				return;
+			}
+
+			Categories.getTopicsByTids(tids, current_user, function(topicData) {
+				latestTopics.topics = topicData;
+				callback(latestTopics);
+			});
+		});
+	}
+
 
 	Categories.getTopicsByTids = function(tids, current_user, callback, category_id /*temporary*/) {
 		var title = [],
@@ -182,10 +204,6 @@ var	RDB = require('./redis.js'),
 
 				// temporary. I don't think this call should belong here
 				function getPrivileges(next) {
-					if (category_id == null) {
-						next(null, {view_deleted: false});
-					}
-
 					Categories.privileges(category_id, current_user, function(user_privs) {
 						next(null, user_privs);
 					});

src/topics.js

@@ -340,6 +340,9 @@ marked.setOptions({
 			// let everyone know that there is an unread topic in this category
 			RDB.del('cid:' + category_id + ':read_by_uid');
 
+			RDB.zadd('topics:recent', (new Date()).getTime(), tid);
+			//RDB.zadd('topics:active', tid);
+
 			// in future it may be possible to add topics to several categories, so leaving the door open here.
 			RDB.sadd('categories:' + category_id + ':tid', tid);
 			RDB.set('tid:' + tid + ':cid', category_id);

src/webserver.js

@@ -183,17 +183,12 @@ var express = require('express'),
 					}, req.params.id, (req.user) ? req.user.uid : 0);
 				break;
 			case 'latest' :
-					categories.get(function(data) {
-						if(!data) {
-							res.send(false);
-							return;
-						}
+					categories.getLatestTopics((req.user) ? req.user.uid : 0, 0, 9, function(data) {
 						res.send(JSON.stringify(data));
 					});
 				break;
 			case 'popular' :
 					categories.get(function(data) {
-						console.log(data);
 						if(!data) {
 							res.send(false);
 							return;