admin - download emails.csv, thanks to @akhoury for the gist

public/templates/admin/users.tpl

@@ -1,6 +1,7 @@
 <h1>Users</h1>
 
 <button id="createUser" class="btn btn-primary">Create User</button>
+<a target="_blank" href="/admin/users/csv" class="btn btn-primary">Download CSV</a>
 <hr />
 <ul class="nav nav-pills">
 	<li class='active'><a href='{relative_path}/admin/users/latest'>Latest Users</a></li>

src/routes/admin.js

@@ -159,6 +159,14 @@ var nconf = require('nconf'),
 
 				uploadImage(filename, req, res);
 			});
+
+			app.get('/users/csv', function(req, res) {
+				user.getUsersCSV(function(err, data) {
+					res.attachment('users.csv');
+				    res.setHeader('Content-Type', 'text/csv');
+				    res.end(data);
+				});
+			});
 		});
 
 		function uploadImage(filename, req, res) {

src/user.js

@@ -409,6 +409,30 @@ var bcrypt = require('bcrypt'),
 		});
 	};
 
+	// thanks to @akhoury
+	User.getUsersCSV = function(callback) {
+		var csvContent = "";
+
+		db.getObjectValues('username:uid', function(err, uids) {
+			async.each(uids, function(uid, next) {
+				User.getUserFields(uid, ['email', 'username'], function(err, userData) {
+					if(err) {
+						return next(err);
+					}
+
+					csvContent += userData.email+ ',' + userData.username + ',' + uid +'\n';
+					next();
+				});
+			}, function(err) {
+				if (err) {
+					throw err;
+				}
+
+				callback(err, csvContent);
+			});
+		});
+	}
+
 	User.search = function(username, callback) {
 		if (!username) {
 			callback([]);