commit 352f56fa8bdc2edaa08f325671893fbfa2c2c02e · edavis.dev/bsky-tools

feed_manager.py

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       from feeds.sevendirtywords import SevenDirtyWordsFeed

     

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       from feeds.ratio import RatioFeed

     

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       from feeds.mostliked import MostLikedFeed

     

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       from feeds.outlinetags import OutlineTagsFeed

     

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       class FeedManager:

     

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           def __init__(self):

     
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       feed_manager.register(SevenDirtyWordsFeed)

     

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       # feed_manager.register(RatioFeed)

     

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       feed_manager.register(MostLikedFeed)

     

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       feed_manager.register(OutlineTagsFeed)

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feeds/outlinetags.py

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       import logging

     

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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 OutlineTagsFeed(BaseFeed):

     

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           FEED_URI = 'at://did:plc:4nsduwlpivpuur4mqkbfvm6a/app.bsky.feed.generator/outline'

     

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           SERVE_FEED_QUERY = """

     

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           select uri, create_ts

     

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           from posts

     

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           order by create_ts desc

     

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           limit :limit offset :offset

     

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           """

     

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           def __init__(self):

     

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               self.db_cnx = apsw.Connection('db/outlinetags.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.outlinetags')

     

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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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               if not record.get('tags', []):

     

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                   return

     

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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 commit_changes(self):

     

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               self.logger.debug('committing changes')

     

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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(self.SERVE_FEED_QUERY, dict(limit=limit, offset=offset))

     

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               return [row[0] for row in cur]

     

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           def serve_feed_debug(self, limit, offset, langs):

     

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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, self.SERVE_FEED_QUERY, bindings,

     

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                   string_sanitize=2, text_width=9999, use_unicode=True

     

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               )