#! /usr/bin/python

import urllib, re

def rssBegin(title,link,description):
    return '''<?xml version="1.0"?>
<rss version="0.91">
<channel>
<title>%s</title>
<link>%s</link>
<language>en-us</language>
<description>%s</description>''' % (title,link,description)

def rssEnd():
    return '</channel></rss>'

def rssItem(title,link):
     return '''
<item>
<title>%s</title>
<link>%s</link>
</item>
''' % (title, link)

rss = rssBegin('ACM Queue','http://www.acmqueue.org','ACM Queue')

for i in range ( 1, 6 ):

    url = 'http://www.acmqueue.org/modules.php?name=Content&pa=list_pages_categories&cid=%s' % i

    f = urllib.urlopen(url) 

    s = f.read()

    links = re.findall ( 'a href="([^"]+)"\s(class="heads"><b>)([^<]+)</b>' , s )

    for i in range ( len ( links ) ):
        link = 'http://www.acmqueue.org/' + links[i][0]
        title = links[i][2]
        rss += rssItem(title,link)

rss += rssEnd();

print rss