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Add support for old SQLites

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Closes #31
This commit is contained in:
Tulir Asokan 2022-04-30 21:14:19 +03:00
parent b9bc6fbc81
commit 35f2fe63df
1 changed files with 18 additions and 4 deletions
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22
rss/db.py
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@ -23,7 +23,7 @@ from attr import dataclass
import attr import attr
from mautrix.types import RoomID, UserID from mautrix.types import RoomID, UserID
from mautrix.util.async_db import Database, Scheme from mautrix.util.async_db import Database, Scheme, SQLiteCursor
@dataclass @dataclass
@ -182,9 +182,23 @@ class DBManager:
"INSERT INTO feed (url, title, subtitle, link, next_retry) " "INSERT INTO feed (url, title, subtitle, link, next_retry) "
"VALUES ($1, $2, $3, $4, $5) RETURNING (id)" "VALUES ($1, $2, $3, $4, $5) RETURNING (id)"
) )
info.id = await self.db.fetchval( # SQLite only gained RETURNING support in v3.35 (2021-03-12)
q, info.url, info.title, info.subtitle, info.link, info.next_retry # TODO remove this special case in a couple of years
) if self.db.scheme == Scheme.SQLITE:
cur = await self.db.execute(
q.replace(" RETURNING (id)", ""),
info.url,
info.title,
info.subtitle,
info.link,
info.next_retry,
)
assert isinstance(cur, SQLiteCursor)
info.id = cur.lastrowid
else:
info.id = await self.db.fetchval(
q, info.url, info.title, info.subtitle, info.link, info.next_retry
)
return info return info
async def set_backoff(self, info: Feed, error_count: int, next_retry: int) -> None: async def set_backoff(self, info: Feed, error_count: int, next_retry: int) -> None: