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utils.py
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utils.py
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from datetime import datetime, timedelta
from collections import defaultdict
from nonebot import require
from configs.path_config import TXT_PATH
from configs.config import SYSTEM_PROXY
from typing import List, Union
from nonebot.adapters import Bot
import nonebot
import pytz
import pypinyin
import aiohttp
import time
try:
import ujson as json
except ModuleNotFoundError:
import json
scheduler = require("nonebot_plugin_apscheduler").scheduler
class CountLimiter:
"""
次数检测工具,检测调用次数是否超过设定值
"""
def __init__(self, max_count: int):
self.count = defaultdict(int)
self.max_count = max_count
def add(self, key: Union[str, int, float]):
self.count[key] += 1
def check(self, key: Union[str, int, float]) -> bool:
if self.count[key] >= self.max_count:
self.count[key] = 0
return True
return False
class UserExistLimiter:
"""
检测用户是否正在调用命令
"""
def __init__(self):
self.flag_data = defaultdict(bool)
self.time = time.time()
def set_True(self, key: Union[str, int, float]):
self.time = time.time()
self.flag_data[key] = True
def set_False(self, key: Union[str, int, float]):
self.flag_data[key] = False
def check(self, key: Union[str, int, float]) -> bool:
if time.time() - self.time > 30:
self.set_False(key)
return False
return self.flag_data[key]
class FreqLimiter:
"""
命令冷却,检测用户是否处于冷却状态
"""
def __init__(self, default_cd_seconds: int):
self.next_time = defaultdict(float)
self.default_cd = default_cd_seconds
def check(self, key: Union[str, int, float]) -> bool:
return time.time() >= self.next_time[key]
def start_cd(self, key: Union[str, int, float], cd_time: int = 0):
self.next_time[key] = time.time() + (
cd_time if cd_time > 0 else self.default_cd
)
def left_time(self, key: Union[str, int, float]) -> float:
return self.next_time[key] - time.time()
static_flmt = FreqLimiter(15)
class BanCheckLimiter:
"""
恶意命令触发检测
"""
def __init__(self, default_check_time: float = 5, default_count: int = 4):
self.mint = defaultdict(int)
self.mtime = defaultdict(float)
self.default_check_time = default_check_time
self.default_count = default_count
def add(self, key: Union[str, int, float]):
if self.mint[key] == 1:
self.mtime[key] = time.time()
self.mint[key] += 1
def check(self, key: Union[str, int, float]) -> bool:
if time.time() - self.mtime[key] > self.default_check_time:
self.mtime[key] = time.time()
self.mint[key] = 0
return False
if (
self.mint[key] >= self.default_count
and time.time() - self.mtime[key] < self.default_check_time
):
self.mtime[key] = time.time()
self.mint[key] = 0
return True
return False
class DailyNumberLimiter:
"""
每日调用命令次数限制
"""
tz = pytz.timezone("Asia/Shanghai")
def __init__(self, max_num):
self.today = -1
self.count = defaultdict(int)
self.max = max_num
def check(self, key) -> bool:
now = datetime.now(self.tz)
day = (now - timedelta(hours=5)).day
if day != self.today:
self.today = day
self.count.clear()
return bool(self.count[key] < self.max)
def get_num(self, key):
return self.count[key]
def increase(self, key, num=1):
self.count[key] += num
def reset(self, key):
self.count[key] = 0
def is_number(s: str) -> bool:
"""
说明:
检测 s 是否为数字
参数:
:param s: 文本
"""
try:
float(s)
return True
except ValueError:
pass
try:
import unicodedata
unicodedata.numeric(s)
return True
except (TypeError, ValueError):
pass
return False
def get_bot() -> Bot:
"""
说明:
获取 bot 对象
"""
return list(nonebot.get_bots().values())[0]
def get_message_at(data: str) -> List[int]:
"""
说明:
获取消息中所有的 at 对象的 qq
参数:
:param data: event.json()
"""
qq_list = []
data = json.loads(data)
for msg in data["message"]:
if msg["type"] == "at":
qq_list.append(int(msg["data"]["qq"]))
return qq_list
def get_message_imgs(data: str) -> List[str]:
"""
说明:
获取消息中所有的 图片 的链接
参数:
:param data: event.json()
"""
img_list = []
data = json.loads(data)
for msg in data["message"]:
if msg["type"] == "image":
img_list.append(msg["data"]["url"])
return img_list
def get_message_text(data: str) -> str:
"""
说明:
获取消息中 纯文本 的信息
参数:
:param data: event.json()
"""
data = json.loads(data)
result = ""
for msg in data["message"]:
if msg["type"] == "text":
result += msg["data"]["text"].strip() + " "
return result.strip()
def get_message_record(data: str) -> List[str]:
"""
说明:
获取消息中所有 语音 的链接
参数:
:param data: event.json()
"""
record_list = []
data = json.loads(data)
for msg in data["message"]:
if msg["type"] == "record":
record_list.append(msg["data"]["url"])
return record_list
def get_message_json(data: str) -> List[dict]:
"""
说明:
获取消息中所有 json
参数:
:param data: event.json()
"""
json_list = []
data = json.loads(data)
for msg in data["message"]:
if msg["type"] == "json":
json_list.append(msg["data"])
return json_list
# 获取文本加密后的cookie
def get_cookie_text(cookie_name: str) -> str:
"""
说明:
获取 txt/cookie 目录下指定 cookie 的内容
参数:
:param cookie_name: cookie文件名称
"""
with open(TXT_PATH + "cookie/" + cookie_name + ".txt", "r") as f:
return f.read()
def get_local_proxy():
"""
说明:
获取 config.py 中设置的代理
"""
return SYSTEM_PROXY if SYSTEM_PROXY else None
def is_Chinese(word: str) -> bool:
"""
说明:
判断字符串是否为纯中文
参数:
:param word: 文本
"""
for ch in word:
if not "\u4e00" <= ch <= "\u9fff":
return False
return True
async def user_avatar(qq: int) -> bytes:
"""
说明:
快捷获取用户头像
参数:
:param qq: qq号
"""
url = f"http://q1.qlogo.cn/g?b=qq&nk={qq}&s=160"
async with aiohttp.ClientSession() as session:
async with session.get(url, proxy=get_local_proxy(), timeout=5) as response:
return await response.read()
async def group_avatar(group_id: int) -> bytes:
"""
说明:
快捷获取用群头像
参数:
:param group_id: 群号
"""
url = f"http://p.qlogo.cn/gh/{group_id}/{group_id}/640/"
async with aiohttp.ClientSession() as session:
async with session.get(url, proxy=get_local_proxy(), timeout=5) as response:
return await response.read()
def cn2py(word: str) -> str:
"""
说明:
将字符串转化为拼音
参数:
:param word: 文本
"""
temp = ""
for i in pypinyin.pinyin(word, style=pypinyin.NORMAL):
temp += "".join(i)
return temp