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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
'''
featherweight – A lightweight terminal news feed reader
Copyright © 2013 Mattias Andrée (maandree@member.fsf.org)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
'''
from subprocess import Popen, PIPE
from flocker import *
from parser import *
def update_feed(feed, if_group):
if 'inner' in feed:
for feed in feed['inner']:
update_feed(feed, if_group)
elif (if_group is None) or (feed['group'] == if_group):
uuid = feed['uuid']
with touch('%s/%s' % (root, uuid)) as feed_flock:
flock(feed_flock, True)
feed_info = None
with open('%s/%s' % (root, uuid), 'rb') as file:
feed_info = file.read().decode('utf-8', 'error')
feed_info = eval(feed_info)
have = feed_info['have']
unread = feed_info['unread']
url = feed_info['url']
try:
feed_data = Popen(['wget', url, '-O', '-'], stdout = PIPE).communicate()[0]
feed_data = parse_feed(feed_data)
old_data = None
with open('%s/%s-content' % (root, uuid), 'rb') as file:
old_data = file.read().decode('utf-8', 'error')
for channel in feed_data:
for item in channel['items']:
guid = item['guid']
if have not in guid:
unread.add(guid)
have.add(guid)
old_data.append(item)
with open('%s/%s-content' % (root, uuid), 'wb') as file:
file.write(str(old_data).decode('utf-8'))
except:
pass
feed['new'] = len(unread)
with open('%s/%s' % (root, uuid), 'wb') as file:
file.write(str(feed_info).decode('utf-8'))
file.flush()
unflock(feed_flock)
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