Update feed, config, etc.

Author: secondwtq

app.js

@@ -115,6 +115,8 @@ app.use('/blog', require('./routes/blog'));
 app.use('/user', require('./routes/user').router);
 app.use('/', require('./routes/index'));
 
+app.use('/feed', require('./routes/feed'));
+
 app.use('/static', express.static('static'));
 
 var errorHandler = require('./error_handler');

exusconfig.js

@@ -0,0 +1,25 @@
+
+var config = {
+	'db': {
+		'host': 'localhost',
+		'port': 5432,
+		'username': 'example',
+		'passwd': '44GC44Gu6aCDfuOCt+OCmeODs+OCt+OCmeODs+ODj+OCmeOCquODgeOCmeODpeOCquODi+ODvH4=',
+		'name': 'example'
+	},
+	'rss': {
+		'numItem': (new Date()).getFullYear() - 1996,
+		'urlfmt': 'https\:\/\/www.example.com/blog/article/%(id)d',
+		'meta': {
+			'title': 'example.com',
+			'description': '',
+			'feed_url': 'https://example.com/feed',
+			'site_url': 'https://example.com/blog',
+			'language': 'zh-cn',
+			'generator': 'expressus, RSS for Node',
+			'copyright': '1996 olive <example@example.com>'
+		}
+	}
+};
+
+module.exports = config;

exusconfig.js.example

@@ -10,7 +10,7 @@ monitor.attach(options);
 var pgp = pgplib(options);
 
 var pg_cnstr = process.env.DATABASE_URL || 
-	sprintf("postgres://%(db_username)s:%(db_passwd)s@%(db_host)s:%(db_port)s/tooyoung", config);
+	sprintf("postgres://%(username)s:%(passwd)s@%(host)s:%(port)s/%(name)s", config['db']);
 
 var connection = undefined;
 

exusdb.js

@@ -32,6 +32,7 @@
     "pg": "^4.3.0",
     "pg-monitor": "^0.2.0",
     "pg-promise": "^2.3.1",
+    "rss": "^1.2.1",
     "sprintf-js": "^1.0.2",
     "validator": "^4.4.0",
     "xss-filters": "^1.2.6"

package.json

@@ -0,0 +1,33 @@
+
+'use strict';
+
+var router = require('express').Router();
+var RSS = require('rss');
+var exusdb = require('../exusdb');
+var config = require('../exusconfig');
+var _ = require('lodash');
+var sprintf = require('sprintf-js').sprintf;
+
+router.get('/', function (req, res, next) {
+	var feed = new RSS(config['rss']['meta']);
+	exusdb.db().manyOrNone('SELECT * FROM "article_detail" \
+					WHERE NOT trashed AND NOT indraft \
+					ORDER BY post_date DESC LIMIT $1',
+					[ config['rss']['numItem'] ])
+	.then((data) => _.forEach(data, function (item) {
+			var url = sprintf(config['rss']['urlfmt'], { 'id': item['id'] });
+			feed.item({
+				'title': item['title'],
+				'description': item['summary'],
+				'url': url, 'guid': url,
+				'author': item['username'],
+				'date': item['post_date']
+			});
+		})
+	).then(() =>
+		// application/xml or text/xml?
+		res.contentType('application/xml').send(feed.xml())
+	);
+});
+
+module.exports = router;