mirror of https://gitlab.com/bashrc2/epicyon
892 lines
33 KiB
Python
892 lines
33 KiB
Python
__filename__ = "newsdaemon.py"
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__author__ = "Bob Mottram"
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__license__ = "AGPL3+"
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__version__ = "1.5.0"
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__maintainer__ = "Bob Mottram"
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__email__ = "bob@libreserver.org"
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__status__ = "Production"
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__module_group__ = "Web Interface Columns"
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# Example hashtag logic:
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#
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# if moderated and not #imcoxford then block
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# if #pol and contains "westminster" then add #britpol
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# if #unwantedtag then block
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import os
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import time
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import html
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from shutil import rmtree
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from subprocess import Popen
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from collections import OrderedDict
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from newswire import get_dict_from_newswire
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# from posts import send_signed_json
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from posts import create_news_post
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from posts import archive_posts_for_person
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from utils import date_from_string_format
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from utils import date_utcnow
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from utils import valid_hash_tag
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from utils import get_base_content_from_post
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from utils import remove_html
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from utils import get_full_domain
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from utils import load_json
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from utils import save_json
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from utils import get_status_number
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from utils import clear_from_post_caches
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from utils import dangerous_markup
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from utils import local_actor_url
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from utils import text_in_file
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from inbox import store_hash_tags
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from session import create_session
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from threads import begin_thread
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def _update_feeds_outbox_index(base_dir: str, domain: str,
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post_id: str) -> None:
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"""Updates the index used for imported RSS feeds
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"""
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base_path = base_dir + '/accounts/news@' + domain
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index_filename = base_path + '/outbox.index'
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if os.path.isfile(index_filename):
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if not text_in_file(post_id, index_filename):
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try:
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with open(index_filename, 'r+',
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encoding='utf-8') as feeds_file:
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content = feeds_file.read()
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if post_id + '\n' not in content:
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feeds_file.seek(0, 0)
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feeds_file.write(post_id + '\n' + content)
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print('DEBUG: feeds post added to index')
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except OSError as ex:
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print('EX: Failed to write entry to feeds posts index ' +
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index_filename + ' ' + str(ex))
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else:
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try:
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with open(index_filename, 'w+', encoding='utf-8') as feeds_file:
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feeds_file.write(post_id + '\n')
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except OSError:
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print('EX: unable to write ' + index_filename)
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def _save_arrived_time(post_filename: str, arrived: str) -> None:
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"""Saves the time when an rss post arrived to a file
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"""
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try:
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with open(post_filename + '.arrived', 'w+',
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encoding='utf-8') as arrived_file:
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arrived_file.write(arrived)
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except OSError:
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print('EX: unable to write ' + post_filename + '.arrived')
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def _remove_control_characters(content: str) -> str:
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"""Remove escaped html
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"""
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if '&' in content:
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return html.unescape(content)
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return content
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def _hashtag_logical_not(tree: [], hashtags: [], moderated: bool,
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content: str, url: str) -> bool:
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""" NOT
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"""
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if len(tree) != 2:
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return False
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if isinstance(tree[1], str):
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return tree[1] not in hashtags
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if isinstance(tree[1], list):
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return not hashtag_rule_resolve(tree[1], hashtags,
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moderated, content, url)
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return False
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def _hashtag_logical_contains(tree: [], content: str) -> bool:
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""" Contains
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"""
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if len(tree) != 2:
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return False
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match_str = None
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if isinstance(tree[1], str):
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match_str = tree[1]
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elif isinstance(tree[1], list):
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match_str = tree[1][0]
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if match_str:
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if match_str.startswith('"') and match_str.endswith('"'):
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match_str = match_str[1:]
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match_str = match_str[:len(match_str) - 1]
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match_str_lower = match_str.lower()
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content_without_tags = content.replace('#' + match_str_lower, '')
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return match_str_lower in content_without_tags
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return False
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def _hashtag_logical_from(tree: [], url: str) -> bool:
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""" FROM
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"""
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if len(tree) != 2:
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return False
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match_str = None
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if isinstance(tree[1], str):
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match_str = tree[1]
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elif isinstance(tree[1], list):
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match_str = tree[1][0]
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if match_str:
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if match_str.startswith('"') and match_str.endswith('"'):
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match_str = match_str[1:]
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match_str = match_str[:len(match_str) - 1]
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return match_str.lower() in url
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return False
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def _hashtag_logical_and(tree: [], hashtags: [], moderated: bool,
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content: str, url: str) -> bool:
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""" AND
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"""
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if len(tree) < 3:
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return False
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for arg_index in range(1, len(tree)):
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arg_value = False
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if isinstance(tree[arg_index], str):
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arg_value = tree[arg_index] in hashtags
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elif isinstance(tree[arg_index], list):
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arg_value = hashtag_rule_resolve(tree[arg_index],
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hashtags, moderated,
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content, url)
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if not arg_value:
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return False
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return True
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def _hashtag_logical_or(tree: [], hashtags: [], moderated: bool,
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content: str, url: str) -> bool:
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""" OR
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"""
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if len(tree) < 3:
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return False
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for arg_index in range(1, len(tree)):
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arg_value = False
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if isinstance(tree[arg_index], str):
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arg_value = tree[arg_index] in hashtags
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elif isinstance(tree[arg_index], list):
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arg_value = hashtag_rule_resolve(tree[arg_index],
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hashtags, moderated,
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content, url)
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if arg_value:
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return True
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return False
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def _hashtag_logical_xor(tree: [], hashtags: [], moderated: bool,
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content: str, url: str) -> bool:
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""" XOR
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"""
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if len(tree) < 3:
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return False
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true_ctr = 0
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for arg_index in range(1, len(tree)):
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arg_value = False
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if isinstance(tree[arg_index], str):
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arg_value = tree[arg_index] in hashtags
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elif isinstance(tree[arg_index], list):
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arg_value = hashtag_rule_resolve(tree[arg_index],
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hashtags, moderated,
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content, url)
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if arg_value:
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true_ctr += 1
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if true_ctr == 1:
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return True
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return False
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def hashtag_rule_resolve(tree: [], hashtags: [], moderated: bool,
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content: str, url: str) -> bool:
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"""Returns whether the tree for a hashtag rule evaluates to true or false
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"""
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if not tree:
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return False
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if tree[0] == 'not':
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return _hashtag_logical_not(tree, hashtags, moderated, content, url)
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if tree[0] == 'contains':
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return _hashtag_logical_contains(tree, content)
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if tree[0] == 'from':
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return _hashtag_logical_from(tree, url)
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if tree[0] == 'and':
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return _hashtag_logical_and(tree, hashtags, moderated, content, url)
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if tree[0] == 'or':
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return _hashtag_logical_or(tree, hashtags, moderated, content, url)
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if tree[0] == 'xor':
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return _hashtag_logical_xor(tree, hashtags, moderated, content, url)
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if tree[0].startswith('#') and len(tree) == 1:
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return tree[0] in hashtags
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if tree[0].startswith('moderated'):
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return moderated
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if tree[0].startswith('"') and tree[0].endswith('"'):
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return True
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return False
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def hashtag_rule_tree(operators: [],
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conditions_str: str,
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tags_in_conditions: [],
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moderated: bool) -> []:
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"""Walks the tree
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"""
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if not operators and conditions_str:
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conditions_str = conditions_str.strip()
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is_str = \
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conditions_str.startswith('"') and conditions_str.endswith('"')
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if conditions_str.startswith('#') or is_str or \
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conditions_str in operators or \
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conditions_str == 'moderated' or \
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conditions_str == 'contains':
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if conditions_str.startswith('#'):
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if conditions_str not in tags_in_conditions:
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if ' ' not in conditions_str or \
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conditions_str.startswith('"'):
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tags_in_conditions.append(conditions_str)
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return [conditions_str.strip()]
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return None
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if not operators or not conditions_str:
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return None
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tree = None
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conditions_str = conditions_str.strip()
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is_str = conditions_str.startswith('"') and conditions_str.endswith('"')
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if conditions_str.startswith('#') or is_str or \
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conditions_str in operators or \
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conditions_str == 'moderated' or \
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conditions_str == 'contains':
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if conditions_str.startswith('#'):
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if conditions_str not in tags_in_conditions:
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if ' ' not in conditions_str or \
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conditions_str.startswith('"'):
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tags_in_conditions.append(conditions_str)
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tree = [conditions_str.strip()]
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ctr = 0
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while ctr < len(operators):
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oper = operators[ctr]
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opmatch = ' ' + oper + ' '
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if opmatch not in conditions_str and \
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not conditions_str.startswith(oper + ' '):
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ctr += 1
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continue
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tree = [oper]
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if opmatch in conditions_str:
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sections = conditions_str.split(opmatch)
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else:
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sections = conditions_str.split(oper + ' ', 1)
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for sub_condition_str in sections:
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result = hashtag_rule_tree(operators[ctr + 1:],
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sub_condition_str,
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tags_in_conditions, moderated)
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if result:
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tree.append(result)
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break
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return tree
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def _hashtag_add(base_dir: str, http_prefix: str, domain_full: str,
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post_json_object: {},
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action_str: str, hashtags: [], system_language: str,
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translate: {}) -> None:
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"""Adds a hashtag via a hashtag rule
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"""
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add_hashtag = action_str.split('add ', 1)[1].strip()
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if not add_hashtag.startswith('#'):
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return
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if add_hashtag not in hashtags:
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hashtags.append(add_hashtag)
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ht_id = add_hashtag.replace('#', '')
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if not valid_hash_tag(ht_id):
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return
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hashtag_url = http_prefix + "://" + domain_full + "/tags/" + ht_id
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new_tag = {
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'href': hashtag_url,
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'name': add_hashtag,
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'type': 'Hashtag'
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}
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# does the tag already exist?
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add_tag_object = None
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for htag in post_json_object['object']['tag']:
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if htag.get('type') and htag.get('name'):
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if htag['type'] == 'Hashtag' and \
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htag['name'] == add_hashtag:
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add_tag_object = htag
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break
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# append the tag if it wasn't found
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if not add_tag_object:
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post_json_object['object']['tag'].append(new_tag)
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# add corresponding html to the post content
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hashtag_html = \
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" <a href=\"" + hashtag_url + "\" class=\"addedHashtag\" " + \
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"rel=\"tag\">#<span>" + ht_id + "</span></a>"
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content = get_base_content_from_post(post_json_object, system_language)
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if hashtag_html in content:
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return
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if content.endswith('</p>'):
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content = \
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content[:len(content) - len('</p>')] + \
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hashtag_html + '</p>'
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else:
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content += hashtag_html
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post_json_object['object']['content'] = content
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domain = domain_full
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if ':' in domain:
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domain = domain.split(':')[0]
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store_hash_tags(base_dir, 'news', domain,
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http_prefix, domain_full,
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post_json_object, translate)
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def _hashtag_remove(http_prefix: str, domain_full: str, post_json_object: {},
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action_str: str, hashtags: [],
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system_language: str) -> None:
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"""Removes a hashtag via a hashtag rule
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"""
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rm_hashtag = action_str.split('remove ', 1)[1].strip()
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if not rm_hashtag.startswith('#'):
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return
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if rm_hashtag in hashtags:
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hashtags.remove(rm_hashtag)
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ht_id = rm_hashtag.replace('#', '')
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hashtag_url = http_prefix + "://" + domain_full + "/tags/" + ht_id
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# remove tag html from the post content
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hashtag_html = \
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"<a href=\"" + hashtag_url + "\" class=\"addedHashtag\" " + \
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"rel=\"tag\">#<span>" + ht_id + "</span></a>"
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content = get_base_content_from_post(post_json_object, system_language)
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if hashtag_html in content:
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content = content.replace(hashtag_html, '').replace(' ', ' ')
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post_json_object['object']['content'] = content
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post_json_object['object']['contentMap'][system_language] = content
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rm_tag_object = None
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for htag in post_json_object['object']['tag']:
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if htag.get('type') and htag.get('name'):
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if htag['type'] == 'Hashtag' and \
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htag['name'] == rm_hashtag:
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rm_tag_object = htag
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break
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if rm_tag_object:
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post_json_object['object']['tag'].remove(rm_tag_object)
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def _newswire_hashtag_processing(base_dir: str, post_json_object: {},
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hashtags: [], http_prefix: str,
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domain: str, port: int,
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moderated: bool, url: str,
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system_language: str,
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translate: {}) -> bool:
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"""Applies hashtag rules to a news post.
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Returns true if the post should be saved to the news timeline
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of this instance
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"""
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rules_filename = base_dir + '/accounts/hashtagrules.txt'
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if not os.path.isfile(rules_filename):
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return True
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rules = []
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with open(rules_filename, 'r', encoding='utf-8') as fp_rules:
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rules = fp_rules.readlines()
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domain_full = get_full_domain(domain, port)
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# get the full text content of the post
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content = ''
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if post_json_object['object'].get('content'):
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content += get_base_content_from_post(post_json_object,
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system_language)
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if post_json_object['object'].get('summary'):
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content += ' ' + post_json_object['object']['summary']
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content = content.lower()
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# actionOccurred = False
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operators = ('not', 'and', 'or', 'xor', 'from', 'contains')
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for rule_str in rules:
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if not rule_str:
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continue
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if not rule_str.startswith('if '):
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continue
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if ' then ' not in rule_str:
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continue
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conditions_str = rule_str.split('if ', 1)[1]
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conditions_str = conditions_str.split(' then ')[0]
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tags_in_conditions = []
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tree = hashtag_rule_tree(operators, conditions_str,
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tags_in_conditions, moderated)
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if not hashtag_rule_resolve(tree, hashtags, moderated, content, url):
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continue
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# the condition matches, so do something
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action_str = rule_str.split(' then ')[1].strip()
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if action_str.startswith('add '):
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# add a hashtag
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_hashtag_add(base_dir, http_prefix, domain_full,
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post_json_object, action_str, hashtags,
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system_language, translate)
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elif action_str.startswith('remove '):
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# remove a hashtag
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_hashtag_remove(http_prefix, domain_full, post_json_object,
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action_str, hashtags, system_language)
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elif action_str.startswith('block') or action_str.startswith('drop'):
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# Block this item
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return False
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return True
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def _create_news_mirror(base_dir: str, domain: str,
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post_id_number: str, url: str,
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max_mirrored_articles: int) -> bool:
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"""Creates a local mirror of a news article
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"""
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if '|' in url or '>' in url:
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return True
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mirror_dir = base_dir + '/accounts/newsmirror'
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if not os.path.isdir(mirror_dir):
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os.mkdir(mirror_dir)
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# count the directories
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no_of_dirs = 0
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for _, dirs, _ in os.walk(mirror_dir):
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no_of_dirs = len(dirs)
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break
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mirror_index_filename = base_dir + '/accounts/newsmirror.txt'
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if max_mirrored_articles > 0 and no_of_dirs > max_mirrored_articles:
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if not os.path.isfile(mirror_index_filename):
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# no index for mirrors found
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return True
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removals = []
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with open(mirror_index_filename, 'r', encoding='utf-8') as index_file:
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# remove the oldest directories
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ctr = 0
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while no_of_dirs > max_mirrored_articles:
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ctr += 1
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if ctr > 5000:
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# escape valve
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break
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post_id = index_file.readline()
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if not post_id:
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continue
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post_id = post_id.strip()
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mirror_article_dir = mirror_dir + '/' + post_id
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if os.path.isdir(mirror_article_dir):
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rmtree(mirror_article_dir,
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ignore_errors=False, onerror=None)
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removals.append(post_id)
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no_of_dirs -= 1
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# remove the corresponding index entries
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if removals:
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index_content = ''
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with open(mirror_index_filename, 'r',
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encoding='utf-8') as index_file:
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index_content = index_file.read()
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for remove_post_id in removals:
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index_content = \
|
|
index_content.replace(remove_post_id + '\n', '')
|
|
try:
|
|
with open(mirror_index_filename, 'w+',
|
|
encoding='utf-8') as index_file:
|
|
index_file.write(index_content)
|
|
except OSError:
|
|
print('EX: unable to write ' + mirror_index_filename)
|
|
|
|
mirror_article_dir = mirror_dir + '/' + post_id_number
|
|
if os.path.isdir(mirror_article_dir):
|
|
# already mirrored
|
|
return True
|
|
|
|
# for onion instances mirror via tor
|
|
prefix_str = ''
|
|
if domain.endswith('.onion'):
|
|
prefix_str = '/usr/bin/torsocks '
|
|
|
|
# download the files
|
|
command_str = \
|
|
prefix_str + '/usr/bin/wget -mkEpnp -e robots=off ' + url + \
|
|
' -P ' + mirror_article_dir
|
|
proc = Popen(command_str, shell=True)
|
|
os.waitpid(proc.pid, 0)
|
|
|
|
if not os.path.isdir(mirror_article_dir):
|
|
print('WARN: failed to mirror ' + url)
|
|
return True
|
|
|
|
# append the post Id number to the index file
|
|
if os.path.isfile(mirror_index_filename):
|
|
try:
|
|
with open(mirror_index_filename, 'a+',
|
|
encoding='utf-8') as index_file:
|
|
index_file.write(post_id_number + '\n')
|
|
except OSError:
|
|
print('EX: unable to append ' + mirror_index_filename)
|
|
else:
|
|
try:
|
|
with open(mirror_index_filename, 'w+',
|
|
encoding='utf-8') as index_file:
|
|
index_file.write(post_id_number + '\n')
|
|
except OSError:
|
|
print('EX: unable to write ' + mirror_index_filename)
|
|
|
|
return True
|
|
|
|
|
|
def _convert_rss_to_activitypub(base_dir: str, http_prefix: str,
|
|
domain: str, port: int,
|
|
newswire: {},
|
|
translate: {},
|
|
recent_posts_cache: {},
|
|
max_mirrored_articles: int,
|
|
allow_local_network_access: bool,
|
|
system_language: str,
|
|
low_bandwidth: bool,
|
|
content_license_url: str,
|
|
media_license_url: str,
|
|
media_creator: str) -> None:
|
|
"""Converts rss items in a newswire into posts
|
|
"""
|
|
if not newswire:
|
|
print('No newswire to convert')
|
|
return
|
|
|
|
base_path = base_dir + '/accounts/news@' + domain + '/outbox'
|
|
if not os.path.isdir(base_path):
|
|
os.mkdir(base_path)
|
|
|
|
# oldest items first
|
|
newswire_reverse = OrderedDict(sorted(newswire.items(), reverse=False))
|
|
|
|
for date_str, item in newswire_reverse.items():
|
|
original_date_str = date_str
|
|
# convert the date to the format used by ActivityPub
|
|
if '+00:00' in date_str:
|
|
date_str = date_str.replace(' ', 'T')
|
|
date_str = date_str.replace('+00:00', 'Z')
|
|
else:
|
|
try:
|
|
date_str_with_offset = \
|
|
date_from_string_format(date_str, ["%Y-%m-%d %H:%M:%S%z"])
|
|
except BaseException:
|
|
print('EX: Newswire strptime failed ' + str(date_str))
|
|
continue
|
|
try:
|
|
date_str = date_str_with_offset.strftime("%Y-%m-%dT%H:%M:%SZ")
|
|
except BaseException:
|
|
print('EX: Newswire date_str_with_offset failed ' +
|
|
str(date_str_with_offset))
|
|
continue
|
|
|
|
status_number, _ = get_status_number(date_str)
|
|
new_post_id = \
|
|
local_actor_url(http_prefix, 'news', domain) + \
|
|
'/statuses/' + status_number
|
|
|
|
# file where the post is stored
|
|
filename = base_path + '/' + new_post_id.replace('/', '#') + '.json'
|
|
if os.path.isfile(filename):
|
|
# don't create the post if it already exists
|
|
# set the url
|
|
# newswire[original_date_str][1] = \
|
|
# '/users/news/statuses/' + status_number
|
|
# set the filename
|
|
newswire[original_date_str][3] = filename
|
|
continue
|
|
|
|
rss_title = _remove_control_characters(item[0])
|
|
url = item[1]
|
|
if dangerous_markup(url, allow_local_network_access, []) or \
|
|
dangerous_markup(rss_title, allow_local_network_access, []):
|
|
continue
|
|
rss_description = ''
|
|
|
|
# get the rss description if it exists
|
|
rss_description = '<p>' + remove_html(item[4]) + '<p>'
|
|
|
|
mirrored = item[7]
|
|
post_url = url
|
|
if mirrored and '://' in url:
|
|
post_url = '/newsmirror/' + status_number + '/' + \
|
|
url.split('://')[1]
|
|
if post_url.endswith('/'):
|
|
post_url += 'index.html'
|
|
else:
|
|
post_url += '/index.html'
|
|
|
|
# add the off-site link to the description
|
|
rss_description += \
|
|
'<br><a href="' + post_url + '">' + \
|
|
translate['Read more...'] + '</a>'
|
|
|
|
# podcast_properties = None
|
|
# if len(item) > 8:
|
|
# podcast_properties = item[8]
|
|
|
|
# NOTE: the id when the post is created will not be
|
|
# consistent (it's based on the current time, not the
|
|
# published time), so we change that later
|
|
save_to_file = False
|
|
attach_image_filename = None
|
|
media_type = None
|
|
image_description = None
|
|
video_transcript = None
|
|
city = 'London, England'
|
|
conversation_id = None
|
|
languages_understood = [system_language]
|
|
buy_url = ''
|
|
chat_url = ''
|
|
blog = create_news_post(base_dir,
|
|
domain, port, http_prefix,
|
|
rss_description,
|
|
save_to_file,
|
|
attach_image_filename, media_type,
|
|
image_description, video_transcript,
|
|
city, rss_title, system_language,
|
|
conversation_id, low_bandwidth,
|
|
content_license_url,
|
|
media_license_url, media_creator,
|
|
languages_understood, translate,
|
|
buy_url, chat_url)
|
|
if not blog:
|
|
continue
|
|
|
|
if mirrored:
|
|
if not _create_news_mirror(base_dir, domain, status_number,
|
|
url, max_mirrored_articles):
|
|
continue
|
|
|
|
id_str = \
|
|
local_actor_url(http_prefix, 'news', domain) + \
|
|
'/statuses/' + status_number + '/replies'
|
|
blog['news'] = True
|
|
|
|
# note the time of arrival
|
|
curr_time = date_utcnow()
|
|
blog['object']['arrived'] = curr_time.strftime("%Y-%m-%dT%H:%M:%SZ")
|
|
|
|
# change the id, based upon the published time
|
|
blog['object']['replies']['id'] = id_str
|
|
blog['object']['replies']['first']['partOf'] = id_str
|
|
|
|
blog['id'] = new_post_id + '/activity'
|
|
blog['object']['id'] = new_post_id
|
|
blog['object']['atomUri'] = new_post_id
|
|
blog['object']['url'] = \
|
|
http_prefix + '://' + domain + '/@news/' + status_number
|
|
blog['object']['published'] = date_str
|
|
|
|
blog['object']['content'] = rss_description
|
|
blog['object']['contentMap'][system_language] = rss_description
|
|
|
|
domain_full = get_full_domain(domain, port)
|
|
|
|
hashtags = item[6]
|
|
|
|
post_id = new_post_id.replace('/', '#')
|
|
|
|
moderated = item[5]
|
|
|
|
save_post = \
|
|
_newswire_hashtag_processing(base_dir, blog, hashtags,
|
|
http_prefix, domain, port,
|
|
moderated, url, system_language,
|
|
translate)
|
|
|
|
# save the post and update the index
|
|
if save_post:
|
|
# ensure that all hashtags are stored in the json
|
|
# and appended to the content
|
|
blog['object']['tag'] = []
|
|
for tag_name in hashtags:
|
|
ht_id = tag_name.replace('#', '')
|
|
hashtag_url = \
|
|
http_prefix + "://" + domain_full + "/tags/" + ht_id
|
|
new_tag = {
|
|
'href': hashtag_url,
|
|
'name': tag_name,
|
|
'type': 'Hashtag'
|
|
}
|
|
blog['object']['tag'].append(new_tag)
|
|
hashtag_html = \
|
|
" <a href=\"" + hashtag_url + \
|
|
"\" class=\"addedHashtag\" " + \
|
|
"rel=\"tag\">#<span>" + \
|
|
ht_id + "</span></a>"
|
|
content = get_base_content_from_post(blog, system_language)
|
|
if hashtag_html not in content:
|
|
if content.endswith('</p>'):
|
|
content = \
|
|
content[:len(content) - len('</p>')] + \
|
|
hashtag_html + '</p>'
|
|
else:
|
|
content += hashtag_html
|
|
blog['object']['content'] = content
|
|
blog['object']['contentMap'][system_language] = content
|
|
|
|
# update the newswire tags if new ones have been found by
|
|
# _newswire_hashtag_processing
|
|
for tag in hashtags:
|
|
if tag not in newswire[original_date_str][6]:
|
|
newswire[original_date_str][6].append(tag)
|
|
|
|
store_hash_tags(base_dir, 'news', domain,
|
|
http_prefix, domain_full,
|
|
blog, translate)
|
|
|
|
clear_from_post_caches(base_dir, recent_posts_cache, post_id)
|
|
if save_json(blog, filename):
|
|
_update_feeds_outbox_index(base_dir, domain, post_id + '.json')
|
|
|
|
# Save a file containing the time when the post arrived
|
|
# this can then later be used to construct the news timeline
|
|
# excluding items during the voting period
|
|
if moderated:
|
|
_save_arrived_time(filename,
|
|
blog['object']['arrived'])
|
|
else:
|
|
if os.path.isfile(filename + '.arrived'):
|
|
try:
|
|
os.remove(filename + '.arrived')
|
|
except OSError:
|
|
print('EX: _convert_rss_to_activitypub ' +
|
|
'unable to delete ' + filename + '.arrived')
|
|
|
|
# setting the url here links to the activitypub object
|
|
# stored locally
|
|
# newswire[original_date_str][1] = \
|
|
# '/users/news/statuses/' + status_number
|
|
|
|
# set the filename
|
|
newswire[original_date_str][3] = filename
|
|
|
|
|
|
def _merge_with_previous_newswire(oldNewswire: {}, new_newswire: {}) -> None:
|
|
"""Preserve any votes or generated activitypub post filename
|
|
as rss feeds are updated
|
|
"""
|
|
if not oldNewswire:
|
|
return
|
|
|
|
for published, fields in oldNewswire.items():
|
|
if not new_newswire.get(published):
|
|
continue
|
|
for i in range(1, 5):
|
|
new_newswire[published][i] = fields[i]
|
|
|
|
|
|
def run_newswire_daemon(base_dir: str, httpd,
|
|
http_prefix: str, domain: str, port: int,
|
|
translate: {}) -> None:
|
|
"""Periodically updates RSS feeds
|
|
"""
|
|
newswire_state_filename = base_dir + '/accounts/.newswirestate.json'
|
|
refresh_filename = base_dir + '/accounts/.refresh_newswire'
|
|
|
|
print('Starting newswire daemon')
|
|
# initial sleep to allow the system to start up
|
|
time.sleep(50)
|
|
while True:
|
|
# has the session been created yet?
|
|
if not httpd.session:
|
|
print('Newswire daemon waiting for session')
|
|
httpd.session = create_session(httpd.proxy_type)
|
|
if not httpd.session:
|
|
print('Newswire daemon has no session')
|
|
time.sleep(60)
|
|
continue
|
|
print('Newswire daemon session established')
|
|
|
|
# try to update the feeds
|
|
print('Updating newswire feeds')
|
|
new_newswire = \
|
|
get_dict_from_newswire(httpd.session, base_dir, domain,
|
|
httpd.max_newswire_posts_per_source,
|
|
httpd.max_newswire_feed_size_kb,
|
|
httpd.maxTags,
|
|
httpd.max_feed_item_size_kb,
|
|
httpd.max_newswire_posts,
|
|
httpd.maxCategoriesFeedItemSizeKb,
|
|
httpd.system_language,
|
|
httpd.debug,
|
|
httpd.preferred_podcast_formats,
|
|
httpd.rss_timeout_sec)
|
|
|
|
if not httpd.newswire:
|
|
print('Newswire feeds not updated')
|
|
if os.path.isfile(newswire_state_filename):
|
|
print('Loading newswire from file')
|
|
httpd.newswire = load_json(newswire_state_filename)
|
|
|
|
print('Merging with previous newswire')
|
|
_merge_with_previous_newswire(httpd.newswire, new_newswire)
|
|
|
|
httpd.newswire = new_newswire
|
|
if new_newswire:
|
|
save_json(httpd.newswire, newswire_state_filename)
|
|
print('Newswire updated')
|
|
else:
|
|
print('No new newswire')
|
|
|
|
print('Converting newswire to activitypub format')
|
|
_convert_rss_to_activitypub(base_dir, http_prefix, domain, port,
|
|
new_newswire, translate,
|
|
httpd.recent_posts_cache,
|
|
httpd.max_mirrored_articles,
|
|
httpd.allow_local_network_access,
|
|
httpd.system_language,
|
|
httpd.low_bandwidth,
|
|
httpd.content_license_url,
|
|
httpd.content_license_url, '')
|
|
print('Newswire feed converted to ActivityPub')
|
|
|
|
if httpd.max_news_posts > 0:
|
|
archive_dir = base_dir + '/archive'
|
|
archive_subdir = \
|
|
archive_dir + '/accounts/news@' + domain + '/outbox'
|
|
print('Archiving news posts')
|
|
archive_posts_for_person(http_prefix, 'news',
|
|
domain, base_dir, 'outbox',
|
|
archive_subdir,
|
|
httpd.recent_posts_cache,
|
|
httpd.max_news_posts)
|
|
|
|
# wait a while before the next feeds update
|
|
for _ in range(360):
|
|
time.sleep(10)
|
|
# if a new blog post has been created then stop
|
|
# waiting and recalculate the newswire
|
|
if os.path.isfile(refresh_filename):
|
|
try:
|
|
os.remove(refresh_filename)
|
|
except OSError:
|
|
print('EX: run_newswire_daemon unable to delete ' +
|
|
str(refresh_filename))
|
|
break
|
|
|
|
|
|
def run_newswire_watchdog(project_version: str, httpd) -> None:
|
|
"""This tries to keep the newswire update thread running even if it dies
|
|
"""
|
|
print('THREAD: Starting newswire watchdog')
|
|
newswire_original = \
|
|
httpd.thrPostSchedule.clone(run_newswire_daemon)
|
|
begin_thread(httpd.thrNewswireDaemon, 'run_newswire_watchdog')
|
|
while True:
|
|
time.sleep(50)
|
|
if httpd.thrNewswireDaemon.is_alive():
|
|
continue
|
|
httpd.thrNewswireDaemon.kill()
|
|
print('THREAD: restarting newswire watchdog')
|
|
httpd.thrNewswireDaemon = \
|
|
newswire_original.clone(run_newswire_daemon)
|
|
begin_thread(httpd.thrNewswireDaemon, 'run_newswire_watchdog 2')
|
|
print('Restarting newswire daemon...')
|