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Improve mention parsing

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Thomas Sileo 2022-11-12 10:04:37 +01:00
parent 9b75020c91
commit c3eb44add7
1 changed files with 29 additions and 17 deletions
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46
app/source.py
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@ -1,6 +1,7 @@
import re import re
import typing import typing
from loguru import logger
from mistletoe import Document # type: ignore from mistletoe import Document # type: ignore
from mistletoe.html_renderer import HTMLRenderer # type: ignore from mistletoe.html_renderer import HTMLRenderer # type: ignore
from mistletoe.span_token import SpanToken # type: ignore from mistletoe.span_token import SpanToken # type: ignore
@ -78,13 +79,17 @@ class CustomRenderer(HTMLRenderer):
def render_mention(self, token: Mention) -> str: def render_mention(self, token: Mention) -> str:
mention = token.target mention = token.target
suffix = ""
if mention.endswith("."):
mention = mention[:-1]
suffix = "."
actor = self.mentioned_actors.get(mention) actor = self.mentioned_actors.get(mention)
if not actor: if not actor:
return mention return mention
self.tags.append(dict(type="Mention", href=actor.ap_id, name=mention)) self.tags.append(dict(type="Mention", href=actor.ap_id, name=mention))
link = f'<span class="h-card"><a href="{actor.url}" class="u-url mention">{actor.handle}</a></span>' # noqa: E501 link = f'<span class="h-card"><a href="{actor.url}" class="u-url mention">{actor.handle}</a></span>{suffix}' # noqa: E501
return link return link
def render_hashtag(self, token: Hashtag) -> str: def render_hashtag(self, token: Hashtag) -> str:
@ -118,23 +123,30 @@ async def _prefetch_mentioned_actors(
if mention in actors: if mention in actors:
continue continue
_, username, domain = mention.split("@") # XXX: the regex catches stuff like `@toto@example.com.`
actor = ( if mention.endswith("."):
await db_session.execute( mention = mention[:-1]
select(models.Actor).where(
models.Actor.handle == mention,
models.Actor.is_deleted.is_(False),
)
)
).scalar_one_or_none()
if not actor:
actor_url = await webfinger.get_actor_url(mention)
if not actor_url:
# FIXME(ts): raise an error?
continue
actor = await fetch_actor(db_session, actor_url)
actors[mention] = actor try:
_, username, domain = mention.split("@")
actor = (
await db_session.execute(
select(models.Actor).where(
models.Actor.handle == mention,
models.Actor.is_deleted.is_(False),
)
)
).scalar_one_or_none()
if not actor:
actor_url = await webfinger.get_actor_url(mention)
if not actor_url:
# FIXME(ts): raise an error?
continue
actor = await fetch_actor(db_session, actor_url)
actors[mention] = actor
except Exception:
logger.exception(f"Failed to prefetch {mention}")
return actors return actors