mirror of
https://github.com/nonebot/nonebot2.git
synced 2024-12-01 01:25:07 +08:00
87 lines
2.8 KiB
Python
87 lines
2.8 KiB
Python
import hashlib
|
|
import random
|
|
from typing import Sequence, Callable
|
|
|
|
from . import NoneBot
|
|
from .exceptions import CQHttpError
|
|
from .message import escape
|
|
from .typing import Context_T, Message_T, Expression_T
|
|
|
|
|
|
def context_id(ctx: Context_T, *,
|
|
mode: str = 'default', use_hash: bool = False) -> str:
|
|
"""
|
|
Calculate a unique id representing the current context.
|
|
|
|
mode:
|
|
default: one id for one context
|
|
group: one id for one group or discuss
|
|
user: one id for one user
|
|
|
|
:param ctx: the context dict
|
|
:param mode: unique id mode: "default", "group", or "user"
|
|
:param use_hash: use md5 to hash the id or not
|
|
"""
|
|
ctx_id = ''
|
|
if mode == 'default':
|
|
if ctx.get('group_id'):
|
|
ctx_id += f'/group/{ctx["group_id"]}'
|
|
elif ctx.get('discuss_id'):
|
|
ctx_id += f'/discuss/{ctx["discuss_id"]}'
|
|
if ctx.get('user_id'):
|
|
ctx_id += f'/user/{ctx["user_id"]}'
|
|
elif mode == 'group':
|
|
if ctx.get('group_id'):
|
|
ctx_id += f'/group/{ctx["group_id"]}'
|
|
elif ctx.get('discuss_id'):
|
|
ctx_id += f'/discuss/{ctx["discuss_id"]}'
|
|
elif mode == 'user':
|
|
if ctx.get('user_id'):
|
|
ctx_id += f'/user/{ctx["user_id"]}'
|
|
|
|
if ctx_id and use_hash:
|
|
ctx_id = hashlib.md5(ctx_id.encode('ascii')).hexdigest()
|
|
return ctx_id
|
|
|
|
|
|
async def send(bot: NoneBot, ctx: Context_T, message: Message_T, *,
|
|
ignore_failure: bool = True) -> None:
|
|
"""Send a message ignoring failure by default."""
|
|
try:
|
|
if ctx.get('post_type') == 'message':
|
|
await bot.send(ctx, message)
|
|
else:
|
|
ctx = ctx.copy()
|
|
if 'message' in ctx:
|
|
del ctx['message']
|
|
if 'group_id' in ctx:
|
|
await bot.send_group_msg(**ctx, message=message)
|
|
elif 'discuss_id' in ctx:
|
|
await bot.send_discuss_msg(**ctx, message=message)
|
|
elif 'user_id' in ctx:
|
|
await bot.send_private_msg(**ctx, message=message)
|
|
except CQHttpError:
|
|
if not ignore_failure:
|
|
raise
|
|
|
|
|
|
def render_expression(expr: Expression_T, *,
|
|
escape_args: bool = True, **kwargs) -> str:
|
|
"""
|
|
Render an expression to message string.
|
|
|
|
:param expr: expression to render
|
|
:param escape_args: should escape arguments or not
|
|
:param kwargs: keyword arguments used in str.format()
|
|
:return: the rendered message
|
|
"""
|
|
if isinstance(expr, Callable):
|
|
expr = expr(**kwargs)
|
|
elif isinstance(expr, Sequence) and not isinstance(expr, str):
|
|
expr = random.choice(expr)
|
|
if escape_args:
|
|
for k, v in kwargs.items():
|
|
if isinstance(v, str):
|
|
kwargs[k] = escape(v)
|
|
return expr.format(**kwargs)
|