49 lines
1.9 KiB
Python
49 lines
1.9 KiB
Python
"""
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This module takes misskey links (e.g.) and provides a preview in a reply.
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"""
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import niobot
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import httpx
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import typing
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import textwrap
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from urllib.parse import urlparse
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if typing.TYPE_CHECKING:
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from ..main import TortoiseIntegratedBot
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class MisskeyPreviewModule(niobot.Module):
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bot: "TortoiseIntegratedBot"
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@niobot.event("message")
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async def on_message(self, room: niobot.MatrixRoom, event: niobot.RoomMessage):
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supported_prefixes = self.bot.cfg.get("misskey_preview", {})
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supported_prefixes = supported_prefixes.get("urls", ["https://fedi.transgender.ing/notes"])
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if not isinstance(event, niobot.RoomMessageText):
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return
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sent = []
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async with httpx.AsyncClient() as client:
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for item in event.body.split():
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if not event.body.startswith(tuple(supported_prefixes)):
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return
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parsed = urlparse(item)
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post_id = parsed.path.split("/")[-1]
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if post_id in sent:
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continue
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elif len(sent) >= 5:
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break
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resp = await client.post("https://%s/api/notes/show" % parsed.netloc, json={"noteId": post_id})
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if resp.status_code != 200:
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continue
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data = resp.json()
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if not data["text"]:
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continue
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text_body = []
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for line in textwrap.shorten(data["text"], width=1000).splitlines(keepends=True):
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text_body.append("> " + (line or "\u200b"))
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body = "<a href=\"%s\">@%s:</a>\n\n%s" % (
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"https://%s/notes/%s" % (parsed.netloc, data["user"]["username"]),
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data["user"]["username"],
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"".join(text_body),
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)
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await self.bot.send_message(room, body, reply_to=event)
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sent.append(post_id)
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