brotherton-erpnext/website/helpers/blog_feed.py

62 lines
1.7 KiB
Python

# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd.
# License: GNU General Public License v3. See license.txt
from __future__ import unicode_literals
"""
Generate RSS feed for blog
"""
rss = u"""<?xml version="1.0" encoding="UTF-8" ?>
<rss version="2.0">
<channel>
<title>%(title)s</title>
<description>%(description)s</description>
<link>%(link)s</link>
<lastBuildDate>%(modified)s</lastBuildDate>
<pubDate>%(modified)s</pubDate>
<ttl>1800</ttl>
%(items)s
</channel>
</rss>"""
rss_item = u"""
<item>
<title>%(title)s</title>
<description>%(content)s</description>
<link>%(link)s</link>
<guid>%(name)s</guid>
<pubDate>%(published_on)s</pubDate>
</item>"""
def generate():
"""generate rss feed"""
import os, urllib
import webnotes
from webnotes.model.doc import Document
from webnotes.utils import escape_html
host = (os.environ.get('HTTPS') and 'https://' or 'http://') + os.environ.get('HTTP_HOST')
items = ''
blog_list = webnotes.conn.sql("""\
select page_name as name, published_on, modified, title, content from `tabBlog Post`
where ifnull(published,0)=1
order by published_on desc limit 20""", as_dict=1)
for blog in blog_list:
blog.link = urllib.quote(host + '/' + blog.name + '.html')
blog.content = escape_html(blog.content or "")
items += rss_item % blog
modified = max((blog['modified'] for blog in blog_list))
ws = Document('Website Settings', 'Website Settings')
return (rss % {
'title': ws.title_prefix,
'description': ws.description or (ws.title_prefix + ' Blog'),
'modified': modified,
'items': items,
'link': host + '/blog.html'
}).encode('utf-8', 'ignore')