[JP] custom timezone and date format

lib/index.js

@@ -3,7 +3,7 @@
 var mime = require('mime-types');
 var xml = require('xml');
 var fs = require('fs');
-
+var moment = require('moment-timezone');
 
 function ifTruePush(bool, array, data) {
     if (bool) {
@@ -28,7 +28,21 @@ function getSize(filename) {
     return fs.statSync(filename).size;
 }
 
-function generateXML (data){
+function formatDate(dateStr, format, timeZone) {
+    var date = new Date(dateStr);
+    if (format && timeZone) {
+        return moment(date).tz(timeZone).format(format);
+    }
+    else if (format) {
+        return moment(date).utc().format(format);
+    }
+    else {
+        return new Date(date).toUTCString();
+    }
+}
+
+function generateXML (data, options){
+    options = options || {};
 
     var channel = [];
     channel.push({ title:           { _cdata: data.title } });
@@ -39,11 +53,11 @@ function generateXML (data){
         channel.push({ image:  [ {url: data.image_url}, {title: data.title},  {link: data.site_url} ] });
     }
     channel.push({ generator:       data.generator });
-    channel.push({ lastBuildDate:   new Date().toUTCString() });
+    channel.push({ lastBuildDate:    formatDate(new Date().toUTCString(), options.dateFormat, options.timeZone) });
 
     ifTruePush(data.feed_url, channel, { 'atom:link': { _attr: { href: data.feed_url, rel: 'self', type: 'application/rss+xml' } } });
     ifTruePush(data.author, channel, { 'author': { _cdata: data.author } });
-    ifTruePush(data.pubDate, channel, { 'pubDate': new Date(data.pubDate).toGMTString() });
+    ifTruePush(data.pubDate, channel, { 'pubDate': formatDate(data.pubDate, options.dateFormat, options.timeZone) });
     ifTruePush(data.copyright, channel, { 'copyright':  { _cdata: data.copyright } });
     ifTruePush(data.language, channel, { 'language': { _cdata: data.language } });
     ifTruePush(data.managingEditor, channel, { 'managingEditor': { _cdata: data.managingEditor } });
@@ -73,7 +87,7 @@ function generateXML (data){
         });
 
         ifTruePush(item.author || data.author, item_values, { 'dc:creator': { _cdata: item.author || data.author } });
-        ifTruePush(item.date, item_values, { pubDate:      new Date(item.date).toGMTString() });
+        ifTruePush(item.date, item_values, { pubDate:      formatDate(item.date, options.dateFormat, options.timeZone) });
 
         //Set GeoRSS to true if lat and long are set
         data.geoRSS = data.geoRSS || (item.lat && item.long);
@@ -180,9 +194,10 @@ function RSS (options, items) {
         return this;
     };
 
-    this.xml = function(indent) {
+    this.xml = function(options) {
+        options = options || {};
         return '<?xml version="1.0" encoding="UTF-8"?>' +
-            xml(generateXML(this), indent);
+            xml(generateXML(this, options), {indent: options.indent});
     };
 }
 

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "rss",
+  "name": "jpackard-rss",
   "version": "1.2.1",
   "description": "RSS feed generator. Add RSS feeds to any project. Supports enclosures and GeoRSS.",
   "keywords": [
@@ -57,6 +57,7 @@
   },
   "dependencies": {
     "mime-types": "^2.1.7",
+    "moment-timezone": "^0.5.5",
     "xml": "^1.0.0"
   },
   "devDependencies": {

test/expectedOutput/timeZoneAndFormat.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0">
+    <channel>
+        <title><![CDATA[title]]></title>
+        <description><![CDATA[description]]></description>
+        <link>http://example.com</link>
+        <generator>RSS for Node</generator>
+        <lastBuildDate>Thu, 11 Dec 2014 04:04:57 +0900</lastBuildDate>
+        <atom:link href="http://example.com/rss.xml" rel="self" type="application/rss+xml"/>
+    </channel>
+</rss>

test/index.js

@@ -218,6 +218,18 @@ test('PubSubHubbub hub', function(t) {
     t.equal(feed.xml({indent: true}), expectedOutput.pubSubHubbub);
 });
 
+test('Timezone and format override', function(t) {
+    t.plan(1);
+
+    var feed = new RSS({
+        title: 'title',
+        description: 'description',
+        feed_url: 'http://example.com/rss.xml',
+        site_url: 'http://example.com'
+    });
+
+    t.equal(feed.xml({indent: true, timeZone: 'Asia/Tokyo', dateFormat: 'ddd, DD MMM YYYY HH:mm:ss ZZ'}), expectedOutput.timeZoneAndFormat);
+});
 
 test('custom elements', function(t) {
     t.plan(1);