mirror of
https://github.com/LiteyukiStudio/LiteyukiBot.git
synced 2024-11-11 07:37:24 +08:00
263 lines
8.9 KiB
Python
263 lines
8.9 KiB
Python
import asyncio
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import base64
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import io
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from urllib.parse import quote
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import aiofiles
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from PIL import Image
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import aiohttp
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import nonebot
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from nonebot import require
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from nonebot.adapters.onebot import v11, v12
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from typing import Any
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from . import load_from_yaml
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from .ly_api import liteyuki_api
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from .ly_typing import T_Bot, T_MessageEvent
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require("nonebot_plugin_htmlrender")
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from nonebot_plugin_htmlrender import md_to_pic
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config = load_from_yaml("config.yml")
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can_send_markdown = {} # 用于存储机器人是否支持发送markdown消息，id->bool
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class Markdown:
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@staticmethod
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async def send_md(
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markdown: str,
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bot: T_Bot, *,
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message_type: str = None,
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session_id: str | int = None,
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event: T_MessageEvent = None,
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retry_as_image: bool = True,
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**kwargs
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) -> dict[str, Any] | None:
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"""
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发送Markdown消息，支持自动转为图片发送
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Args:
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markdown:
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bot:
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message_type:
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session_id:
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event:
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retry_as_image: 发送失败后是否尝试以图片形式发送，否则失败返回None
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**kwargs:
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Returns:
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"""
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formatted_md = v11.unescape(markdown).replace("\n", r"\n").replace('"', r'\\\"')
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if event is not None and message_type is None:
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message_type = event.message_type
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session_id = event.user_id if event.message_type == "private" else event.group_id
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try:
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# 构建Markdown消息并获取转发消息ID
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forward_id = await bot.call_api(
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api="send_forward_msg",
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messages=[
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v11.MessageSegment(
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type="node",
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data={
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"name" : "Liteyuki.OneBot",
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"uin" : bot.self_id,
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"content": [
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{
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"type": "markdown",
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"data": {
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"content": '{"content":"%s"}' % formatted_md
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}
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},
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]
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},
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)
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]
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)
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# 发送Markdown longmsg并获取相应数据
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data = await bot.send_msg(
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user_id=session_id,
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group_id=session_id,
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message_type=message_type,
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message=[
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v11.MessageSegment(
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type="longmsg",
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data={
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"id": forward_id
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}
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),
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],
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**kwargs
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)
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except BaseException as e:
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nonebot.logger.error(f"send markdown error, retry as image: {e}")
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# 发送失败，渲染为图片发送
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if not retry_as_image:
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return None
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plain_markdown = markdown.replace("🔗", "")
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md_image_bytes = await md_to_pic(
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md=plain_markdown,
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width=540,
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device_scale_factor=4
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)
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data = await bot.send_msg(
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message_type=message_type,
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group_id=session_id,
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user_id=session_id,
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message=v11.MessageSegment.image(md_image_bytes),
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)
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return data
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@staticmethod
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async def send_image(
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image: bytes | str,
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bot: T_Bot, *,
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message_type: str = None,
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session_id: str | int = None,
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event: T_MessageEvent = None,
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**kwargs
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) -> dict:
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"""
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发送单张装逼大图
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Args:
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image: 图片字节流或图片本地路径，链接请使用Markdown.image_async方法获取后通过send_md发送
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bot: bot instance
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message_type: message type
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session_id: session id
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event: event
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kwargs: other arguments
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Returns:
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dict: response data
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"""
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if isinstance(image, str):
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async with aiofiles.open(image, "rb") as f:
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image = await f.read()
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method = 2
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# 1.轻雪图床方案
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# if method == 1:
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# image_url = await liteyuki_api.upload_image(image)
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# image_size = Image.open(io.BytesIO(image)).size
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# image_md = Markdown.image(image_url, image_size)
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# data = await Markdown.send_md(image_md, bot, message_type=message_type, session_id=session_id, event=event,
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# retry_as_image=False,
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# **kwargs)
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# Lagrange.OneBot方案
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if method == 2:
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base64_string = base64.b64encode(image).decode("utf-8")
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data = await bot.call_api("upload_image", file=f"base64://{base64_string}")
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await Markdown.send_md(Markdown.image(data, Image.open(io.BytesIO(image)).size), bot, event=event, message_type=message_type,
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session_id=session_id, **kwargs)
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# 其他实现端方案
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else:
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image_message_id = (await bot.send_private_msg(
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user_id=bot.self_id,
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message=[
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v11.MessageSegment.image(file=image)
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]
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))["message_id"]
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image_url = (await bot.get_msg(message_id=image_message_id))["message"][0]["data"]["url"]
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image_size = Image.open(io.BytesIO(image)).size
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image_md = Markdown.image(image_url, image_size)
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return await Markdown.send_md(image_md, bot, message_type=message_type, session_id=session_id, event=event, **kwargs)
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if data is None:
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data = await bot.send_msg(
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message_type=message_type,
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group_id=session_id,
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user_id=session_id,
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message=v11.MessageSegment.image(image),
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**kwargs
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)
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return data
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@staticmethod
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async def get_image_url(image: bytes | str, bot: T_Bot) -> str:
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"""把图片上传到图床，返回链接
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Args:
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bot: 发送的bot
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image: 图片字节流或图片本地路径
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Returns:
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"""
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# 等林文轩修好Lagrange.OneBot再说
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@staticmethod
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def btn_cmd(name: str, cmd: str, reply: bool = False, enter: bool = True) -> str:
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"""生成点击回调按钮
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Args:
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name: 按钮显示内容
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cmd: 发送的命令，已在函数内url编码，不需要再次编码
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reply: 是否以回复的方式发送消息
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enter: 自动发送消息则为True，否则填充到输入框
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Returns:
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markdown格式的可点击回调按钮
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"""
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if "" not in config.get("command_start", ["/"]) and config.get("alconna_use_command_start", False):
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cmd = f"{config['command_start'][0]}{cmd}"
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return f"[{name}](mqqapi://aio/inlinecmd?command={quote(cmd)}&reply={str(reply).lower()}&enter={str(enter).lower()})"
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@staticmethod
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def btn_link(name: str, url: str) -> str:
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"""生成点击链接按钮
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Args:
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name: 链接显示内容
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url: 链接地址
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Returns:
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markdown格式的链接
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"""
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return f"[🔗{name}]({url})"
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@staticmethod
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def image(url: str, size: tuple[int, int]) -> str:
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"""构建图片链接
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Args:
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size:
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url: 图片链接
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Returns:
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markdown格式的图片
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"""
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return f"![image #{size[0]}px #{size[1]}px]({url})"
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@staticmethod
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async def image_async(url: str) -> str:
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"""获取图片，自动请求获取大小，异步
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Args:
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url: 图片链接
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Returns:
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图片Markdown语法: 
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"""
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try:
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async with aiohttp.ClientSession() as session:
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async with session.get(url) as resp:
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image = Image.open(io.BytesIO(await resp.read()))
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return Markdown.image(url, image.size)
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except Exception as e:
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nonebot.logger.error(f"get image error: {e}")
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return "[Image Error]"
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@staticmethod
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def escape(text: str) -> str:
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"""转义特殊字符
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Args:
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text: 需要转义的文本，请勿直接把整个markdown文本传入，否则会转义掉所有字符
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Returns:
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转义后的文本
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"""
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chars = "*[]()~_`>#+=|{}.!"
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for char in chars:
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text = text.replace(char, f"\\\\{char}")
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return text
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