Add news feed module.

modules/newsfeed/node_helper.js

@@ -0,0 +1,74 @@
+// Configuration.
+var config = {
+	port: 8080
+};
+
+// Load modules.
+var express = require('express');
+var request = require('request'); 
+var FeedMe = require('feedme');
+var validUrl = require('valid-url');
+var app = express();
+
+// Create NewsFetcher.
+var NewsFetcher = (function() {
+	var self = this;
+
+	self.successCallback = function(){};
+	self.errorCallback = function(){};
+
+	self.items = [];
+
+	var parser = new FeedMe();
+
+	parser.on('item', function(item) {
+		//console.log(item);
+		self.items.push({
+			title: item.title,
+			pubdate: item.pubdate,
+		});
+	});
+
+	parser.on('end', function(item) {
+		self.successCallback(self.items);
+	});
+
+	parser.on('error', function(item) {
+		self.errorCallback();
+	});
+
+	return {
+		fetchNews: function(url, success, error) {
+			self.successCallback = success;
+			self.errorCallback = error;
+			request(url).pipe(parser);
+		}
+	};
+})();
+
+// Create route for fetcher.
+app.get('/', function (req, res) {
+
+	if (!validUrl.isUri(req.query.url)){
+        res.status(404).send('No valid feed URL.');
+        return;
+    }
+
+	NewsFetcher.fetchNews(req.query.url, function(items) {
+		res.send(items);
+	}, function() {
+		res.status(400).send('Could not parse feed.');
+	});
+});
+
+// Listen on port.
+app.listen(config.port, function () {
+  console.log('Feed proxy is running on port: ' + config.port);
+});
+
+console.log('Starting feed proxy on port: ' + config.port);
+ 
+
+
+ 
+