finished up group list and group details pages - closed #1563

public/language/en_GB/groups.json

@@ -2,5 +2,7 @@
 	"view_group": "View Group",
 
 	"details.title": "Group Details",
-	"details.members": "Member List"
+	"details.members": "Member List",
+	"details.has_no_posts": "This group's members have not made any posts.",
+	"details.latest_posts": "Latest Posts"
 }

src/controllers/groups.js

@@ -1,6 +1,7 @@
 "use strict";
 
 var groups = require('../groups'),
+	async = require('async'),
 
 	groupsController = {};
 
@@ -9,7 +10,6 @@ groupsController.list = function(req, res) {
 		truncateUserList: true,
 		expand: true
 	}, function(err, groups) {
-		console.log(groups);
 		res.render('groups/list', {
 			groups: groups
 		});
@@ -17,11 +17,18 @@ groupsController.list = function(req, res) {
 };
 
 groupsController.details = function(req, res) {
+	async.parallel({
+		group: function(next) {
 			groups.get(req.params.name, {
 				expand: true
-	}, function(err, groupObj) {
+			}, next);
+		},
+		posts: function(next) {
+			groups.getLatestMemberPosts(req.params.name, 10, next);
+		}
+	}, function(err, results) {
 		if (!err) {
-			res.render('groups/details', groupObj);
+			res.render('groups/details', results);
 		} else {
 			res.redirect('404');
 		}

src/groups.js

@@ -6,6 +6,7 @@
 		user = require('./user'),
 		meta = require('./meta'),
 		db = require('./database'),
+		posts = require('./posts'),
 		utils = require('../public/src/utils'),
 
 		ephemeralGroups = ['guests'],
@@ -304,4 +305,21 @@
 			}, callback);
 		});
 	};
+
+	Groups.getLatestMemberPosts = function(groupName, max, callback) {
+		Groups.get(groupName, {}, function(err, groupObj) {
+			if (err || parseInt(groupObj.memberCount, 10) === 0) {
+				return callback(null, []);
+			}
+
+			var	keys = groupObj.members.map(function(uid) {
+				return 'uid:' + uid + ':posts';
+			});
+			db.getSortedSetRevUnion(keys, 0, max-1, function(err, pids) {
+				posts.getPostSummaryByPids(pids, false, function(err, posts) {
+					callback(null, posts);
+				})
+			})
+		});
+	}
 }(module.exports));

src/routes/debug.js

@@ -54,10 +54,9 @@ module.exports = function(app, middleware, controllers) {
 		});
 
 		app.get('/test', function(req, res) {
-			var db = require('../database');
-			db.getSortedSetUnion(['uid:1:posts', 'uid:3:posts'], function(err, pids) {
-				console.log(err);
-				res.json(pids);
+			var a = require('../groups');
+			a.getLatestMemberPosts('mcg', 5, function() {
+				res.json(arguments);
 			});
 		});
 	});