PaiGram/core/template/cache.py

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from typing import Any
import pickle # nosec B403
import gzip
from core.base.redisdb import RedisDB
class TemplatePreviewCache:
'''暂存渲染模板的数据用于预览'''
def __init__(self, redis: RedisDB):
self.client = redis.client
self.qname = "bot:template:preview"
async def get_data(self, key: str) -> Any:
data = await self.client.get(self.cache_key(key))
if data:
# skipcq: BAN-B301
return pickle.loads(gzip.decompress(data)) # nosec B301
async def set_data(self, key: str, data: Any, ttl: int = 8 * 60 * 60):
ck = self.cache_key(key)
await self.client.set(ck, gzip.compress(pickle.dumps(data)))
if ttl != -1:
await self.client.expire(ck, ttl)
def cache_key(self, key: str) -> str:
return f"{self.qname}:{key}"