this repo has no description
Add "Seven Dirty Words" feed
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feed_manager.py
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feed_manager.py
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from feeds.popular import PopularFeed
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from feeds.homeruns import HomeRunsTeamFeed
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from feeds.norazone_interesting import NoraZoneInteresting
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from feeds.sevendirtywords import SevenDirtyWordsFeed
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class FeedManager:
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def __init__(self):
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feed_manager.register(PopularFeed)
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feed_manager.register(HomeRunsTeamFeed)
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feed_manager.register(NoraZoneInteresting)
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feed_manager.register(SevenDirtyWordsFeed)
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feeds/sevendirtywords.py
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feeds/sevendirtywords.py
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import logging
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import re
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import apsw
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import apsw.ext
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from . import BaseFeed
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class SevenDirtyWordsFeed(BaseFeed):
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FEED_URI = 'at://did:plc:4nsduwlpivpuur4mqkbfvm6a/app.bsky.feed.generator/sdw'
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def __init__(self):
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self.db_cnx = apsw.Connection('db/sdw.db')
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self.db_cnx.pragma('journal_mode', 'WAL')
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self.db_cnx.pragma('wal_autocheckpoint', '0')
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with self.db_cnx:
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self.db_cnx.execute("""
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create table if not exists posts (uri text, create_ts timestamp);
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create unique index if not exists create_ts_idx on posts(create_ts);
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""")
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self.logger = logging.getLogger('feeds.sdw')
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def process_commit(self, commit):
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if commit['opType'] != 'c':
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return
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if commit['collection'] != 'app.bsky.feed.post':
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return
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record = commit.get('record')
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if record is None:
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return
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# https://en.wikipedia.org/wiki/Seven_dirty_words
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if re.search(r'\b(shit|piss|fuck|cunt|cocksucker|motherfucker|tits)\b', record['text'], re.I) is not None:
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repo = commit['did']
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rkey = commit['rkey']
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post_uri = f'at://{repo}/app.bsky.feed.post/{rkey}'
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ts = self.safe_timestamp(record.get('createdAt')).timestamp()
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self.transaction_begin(self.db_cnx)
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self.db_cnx.execute(
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'insert into posts (uri, create_ts) values (:uri, :ts)',
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dict(uri=post_uri, ts=ts)
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)
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def delete_old_posts(self):
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self.db_cnx.execute(
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"delete from posts where create_ts < unixepoch('-24 hours')"
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)
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def commit_changes(self):
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self.logger.debug('committing changes')
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self.delete_old_posts()
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self.transaction_commit(self.db_cnx)
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self.wal_checkpoint(self.db_cnx, 'RESTART')
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def serve_feed(self, limit, offset, langs):
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cur = self.db_cnx.execute("""
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select uri
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from posts
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order by create_ts desc
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limit :limit
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offset :offset
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""", dict(limit=limit, offset=offset))
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return [uri for (uri,) in cur]
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def serve_feed_debug(self, limit, offset, langs):
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query = "select * from posts order by create_ts desc limit :limit offset :offset"
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bindings = dict(limit=limit, offset=offset)
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return apsw.ext.format_query_table(
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self.db_cnx, query, bindings,
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string_sanitize=2, text_width=9999, use_unicode=True
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)