def add_source(alias, url):
"""Adds a new feed to the sources list."""
if '://' not in url:
url = 'http://' + url
# Verify if it has a valid RSS feed:
result = feedparser.parse(url)
if result['bozo']:
raise ValueError("This URL doesn't seem to point to a valid feed.")
if result['status'] >= 400:
raise ValueError("This feed seems to be unavailable: %s" %
result['status'])
feed = result['feed']
href = result['href']
title = feed['title']
link = feed['link']
# Effectively adds the source to the database:
db = database.open('news.sources')
db[alias] = {
'title': title,
'link': link,
'href': href,
'subtitle': feed.get('subtitle', None),
'language': feed.get('language', None)
}
def list_sources():
db = database.open('news.sources')
for alias, data in db.items():
print("%s: %s (%s)" % (alias, data['title'], data['link']))
def get_news(alias):
return database.open('news.news:%s' % alias)
def get_url(alias):
db = database.open('news.sources')
data = db[alias]
return data['href']
