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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/>.
'''
import os
import sys
from subprocess import Popen, PIPE
from flocker import *
from trees import *
from parser import *
old_stty = Popen('stty --save'.split(' '), stdout = PIPE, stderr = PIPE).communicate()[0]
old_stty = old_stty.decode('utf-8', 'error')[:-1]
Popen('stty -icanon -echo'.split(' '), stdout = PIPE, stderr = PIPE).communicate()
args = sys.argv[1:]
update = '--update' in args
system = '--system' in args
home = os.environ['HOME']
root = '%s/.featherweight' % home
if not os.path.exists(root):
os.makedirs(root)
feeds = None
with touch('%s/feeds' % root) as feeds_flock:
flock(feeds_flock, False)
with open('%s/feeds' % root, 'rb') as file:
feeds = file.read().decode('utf-8', 'error')
if len(feeds) == 0:
feeds = '[]'
feeds = eval(feeds)
if update:
group = None
for arg in args:
if not arg.startswith('-'):
group = arg
break
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)
for feed in feeds:
update_feed(feed, group)
updated = str(feeds)
with open('%s/feeds' % root, 'wb') as file:
file.write(updated.encode('utf-8'))
unflock(feeds_flock)
if system:
sys.exit(0)
print('\033[?1049h\033[?25l\033[?9h', end = '')
try:
tree = Tree('My Feeds', feeds)
while True:
(action, node) = tree.interact()
if action == 'quit':
break
elif action == 'edit':
if node is not None:
pass
elif action == 'open':
pass
except Exception as err:
raise err
pass
finally:
Popen(['stty', old_stty], stdout = PIPE, stderr = PIPE).communicate()
print('\n\033[?9l\033[?25h\033[?1049l', end = '')
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