From 98e2821b38a775737e42a2479a6bc65107210859 Mon Sep 17 00:00:00 2001
From: Elliot Kroo <kroo@appjet.com>
Date: Thu, 11 Mar 2010 15:21:30 -0800
Subject: reorganizing the first level of folders (trunk/branch folders are not
 the git way :)

---
 infrastructure/framework-src/modules/atomfeed.js | 72 ++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 infrastructure/framework-src/modules/atomfeed.js

(limited to 'infrastructure/framework-src/modules/atomfeed.js')

diff --git a/infrastructure/framework-src/modules/atomfeed.js b/infrastructure/framework-src/modules/atomfeed.js
new file mode 100644
index 0000000..4b86eeb
--- /dev/null
+++ b/infrastructure/framework-src/modules/atomfeed.js
@@ -0,0 +1,72 @@
+/**
+ * Copyright 2009 Google Inc.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS-IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import("stringutils.sprintf");
+
+// TODO: validate XHTML of entries?
+
+function _xmlDate(d) {
+  return sprintf("%04d-%02d-%02dT%02d:%02d:%02dZ", 
+    d.getUTCFullYear(), d.getUTCMonth()+1, d.getUTCDate(),
+    d.getUTCHours(), d.getUTCMinutes(), d.getUTCSeconds());
+}
+
+// "entries" is an object with "forEach" member (an Array works).
+// Each entry should have these properties:
+//  * title
+//  * author
+//  * published (Date)
+//  * updated (Date)
+//  * href (URL for HTML version)
+//  * content (valid xhtml)
+//
+// NOTE: entries should be sorted descending by entry.updated (newest first)
+//
+
+function renderFeed(title, lastUpdated, entries, href) {
+  function ampesc(url) {
+    return url.replace(/&/g, '&amp;');
+  }
+
+  var r = [];
+  r.push('<?xml version="1.0" encoding="utf-8"?>',
+	 '<feed xmlns="http://www.w3.org/2005/Atom">');
+
+  r.push('<title type="text">' + title + '</title>');
+  r.push('<updated>' + _xmlDate(lastUpdated) + '</updated>');
+  r.push('<link rel="self" href="' + request.url + '" />');
+  r.push('<link rel="alternate" type="text/html" href="' + href + '" />');
+  r.push('<id>' + ampesc(request.url) + '</id>');
+  
+  entries.forEach(function(entry) {
+    r.push('<entry>',
+	   '<title>' + entry.title + '</title>',
+	   '<author><name>' + entry.author + '</name></author>',
+	   '<published>' + _xmlDate(entry.published) + '</published>',
+	   '<updated>' + _xmlDate(entry.updated) + '</updated>',
+	   '<link rel="alternate" type="text/html" href="' + entry.href + '" />',
+	   '<id>'+ampesc(entry.href)+'</id>',
+	   '<content type="xhtml">',
+	   '<div xmlns="http://www.w3.org/1999/xhtml">'+entry.content+'</div>',
+	   '</content>',
+	   '</entry>');
+  });
+  
+  r.push('</feed>');
+  
+  return r.join('\n');
+}
+
-- 
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