131 lines
5.6 KiB
Python
131 lines
5.6 KiB
Python
#!/usr/bin/env python3
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# vim:ts=4:sw=4:ft=python:fileencoding=utf-8
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# Copyright © 2015-2019 Carl Chenet <carl.chenet@ohmytux.com>
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>
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"""Checks an RSS feed and posts new entries to Mastodon."""
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# standard libraires imports
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import codecs
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import importlib
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import logging
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import logging.handlers
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import sys
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import re
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# external liraries imports
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from bs4 import BeautifulSoup
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# app libraries imports
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from feed2toot.addtags import AddTags
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from feed2toot.cliparse import CliParse
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from feed2toot.confparse import ConfParse
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from feed2toot.feedcache import FeedCache
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from feed2toot.filterentry import FilterEntry
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from feed2toot.hashtags import build_hashtags
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from feed2toot.hashtags import extract_hashtags_from_list
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from feed2toot.lock import LockFile
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from feed2toot.message import build_message
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from feed2toot.message import send_message_dry_run
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from feed2toot.message import send_message
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from feed2toot.plugins import activate_plugins
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from feed2toot.rss import populate_rss
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from feed2toot.sortentries import sort_entries
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class Main:
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'''Main class of Feed2toot'''
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def __init__(self):
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self.main()
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def setup_logging(self, options):
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if options.syslog:
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sl = logging.handlers.SysLogHandler(address='/dev/log')
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sl.setFormatter(logging.Formatter('feed2toot[%(process)d]: %(message)s'))
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# convert syslog argument to a numeric value
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loglevel = getattr(logging, options.syslog.upper(), None)
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if not isinstance(loglevel, int):
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raise ValueError('Invalid log level: %s' % loglevel)
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sl.setLevel(loglevel)
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logging.getLogger('').addHandler(sl)
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logging.debug('configured syslog level %s' % loglevel)
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logging.getLogger('').setLevel(logging.DEBUG)
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sh = logging.StreamHandler()
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sh.setLevel(options.log_level.upper())
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logging.getLogger('').addHandler(sh)
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logging.debug('configured stdout level %s' % sh.level)
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def main(self):
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'''The main function'''
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clip = CliParse()
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clioptions = clip.options
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self.setup_logging(clioptions)
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# iterating over the different configuration files
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cfgp = ConfParse(clioptions)
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confs = cfgp.confvalues
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for conf in confs:
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options = conf[0]
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config = conf[1]
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tweetformat = conf[2]
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feeds = conf[3]
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plugins = conf[4]
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# check the logfile and logtimeout
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lockfile = LockFile(options['lockfile'], options['locktimeout'])
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# create link to the persistent list
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cache = FeedCache(options)
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severalwordshashtags = extract_hashtags_from_list(options)
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# reverse feed entries because most recent one should be sent as the last one in Mastodon
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for feed in feeds:
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# store the patterns by rss
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if 'patterns' in feed:
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patterns = feed['patterns']
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entries = feed['feed']['entries'][0:clioptions.limit]
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entries.reverse()
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# --rss-sections option: print rss sections and exit
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if clioptions.rsssections:
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if entries:
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print('The following sections are available in this RSS feed: {}'.format([j for j in entries[0]]))
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else:
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print('Could not parse the section of the rss feed')
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# release the lock file
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lockfile.release()
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sys.exit(0)
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# sort entries and check if they were not previously sent
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totweet = sort_entries(clioptions.all, cache, entries)
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for entry in totweet:
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# populate rss with new entry to send
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rss = populate_rss(entry)
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rss = build_hashtags(entry, rss, options, severalwordshashtags)
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# parse tweetfomat to elements
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elements = re.findall(r"\{(.*?)\}",tweetformat)
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# strip : from elements to allow string formating, eg. {title:.20}
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for i,s in enumerate(elements):
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if s.find(':'):
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elements[i] = s.split(':')[0]
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fe = FilterEntry(elements, entry, options, feed['patterns'], feed['rssobject'], feed['feedname'])
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entrytosend = fe.finalentry
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if entrytosend:
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finaltweet = build_message(entrytosend, tweetformat, rss)
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if clioptions.dryrun:
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send_message_dry_run(config, entrytosend, finaltweet)
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else:
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send_message(config, clioptions, options, entrytosend, finaltweet, cache, rss)
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# plugins
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if plugins and entrytosend:
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activate_plugins(plugins, finaltweet)
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# do not forget to close cache (shelf object)
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cache.close()
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# release the lock file
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lockfile.release()
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