add flash support via express-flash

package.json

@@ -8,6 +8,7 @@
     "cookie-parser": "^1.3.2",
     "csurf": "^1.6.2",
     "express": "4.x",
+    "express-flash": "0.0.2",
     "express-handlebars": "1.0.1",
     "express-session": "^1.7.5",
     "express-slash": "^2.0.1",

server.js

@@ -5,6 +5,7 @@ cookieParser = require('cookie-parser'),
 csrf         = require('csurf'),
 session      = require('express-session'),
 state        = require('express-state'),
+flash        = require('express-flash'),
 hbs          = require('./lib/exphbs'),
 routes       = require('./routes'),
 middleware   = require('./middleware'),
@@ -59,6 +60,9 @@ app.use(cookieParser());
 app.use(session({secret: 'keyboard cat', resave: true, saveUninitialized: true}));
 app.use(csrf());
 
+// Flash Message Support
+app.use(flash());
+
 // Specify the public directory.
 app.use(express.static(config.dirs.pub));
 

views/partials/flash.handlebars

@@ -0,0 +1,9 @@
+{{#if messages.error}}
+    <div class="alert alert-danger">{{messages.error}}</div>
+{{/if}}
+{{#if messages.info}}
+    <div class="alert alert-info">{{messages.info}}</div>
+{{/if}}
+{{#if messages.success}}
+    <div class="alert alert-success">{{messages.success}}</div>
+{{/if}}