Started flash example

expressjs · Aug 5, 2010 · 348fa40 · 348fa40
1 parent 344218f
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diff --git a/examples/flash/app.js b/examples/flash/app.js
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+
+/**
+ * Module dependencies.
+ */
+
+var express = require('../../lib/express');
+
+// App with session support
+
+var app = express.createServer(
+    express.cookieDecoder(),
+    express.session()
+);
+
+// View settings
+
+app.set('views', __dirname + '/views');
+app.set('view engine', 'ejs');
+
+//
+
+app.dynamicHelpers({
+    messages: function(req, res){
+        var types = req.flash(),
+            keys = Object.keys(types),
+            len = keys.length;
+        if (len) {
+            return '<div id="messages">' + keys.map(function(key){
+                var msgs = types[key];
+                return '<ul id="messages-' + key + '">' + msgs.map(function(msg){
+                    return '<li>' + msg + '</li>';
+                }).join('\n') + '</ul>';
+            }).join('\n') + '</div>';
+        } else {
+            return '';
+        }
+    }
+});
+
+app.get('/', function(req, res){
+    // Not very realistic notifications but illustrates usage
+    req.flash('info', 'email queued');
+    req.flash('info', 'email sent');
+    req.flash('error', 'delivery failed');
+    res.render('index');
+});
+
+app.listen(3000);
diff --git a/examples/flash/views/index.ejs b/examples/flash/views/index.ejs
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+<h1>Flash Message Example</h1>
+<%- messages %>
diff --git a/examples/flash/views/layout.ejs b/examples/flash/views/layout.ejs
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+<html>
+    <body>
+        <%- body %>
+    </body>
+</html>