mirror of
https://github.com/PaiGramTeam/GramCore.git
synced 2024-11-22 14:27:18 +00:00
59 lines
1.9 KiB
Python
59 lines
1.9 KiB
Python
import gzip
|
|
import pickle # nosec B403
|
|
from hashlib import sha256
|
|
from typing import Any, Optional
|
|
|
|
from gram_core.base_service import BaseService
|
|
from gram_core.dependence.redisdb import RedisDB
|
|
|
|
__all__ = ["TemplatePreviewCache", "HtmlToFileIdCache"]
|
|
|
|
|
|
class TemplatePreviewCache(BaseService.Component):
|
|
"""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}"
|
|
|
|
|
|
class HtmlToFileIdCache(BaseService.Component):
|
|
"""html to file_id 的缓存"""
|
|
|
|
def __init__(self, redis: RedisDB):
|
|
self.client = redis.client
|
|
self.qname = "bot:template:html-to-file-id"
|
|
|
|
async def get_data(self, html: str, file_type: str) -> Optional[str]:
|
|
data = await self.client.get(self.cache_key(html, file_type))
|
|
if data:
|
|
return data.decode()
|
|
|
|
async def set_data(self, html: str, file_type: str, file_id: str, ttl: int = 24 * 60 * 60):
|
|
ck = self.cache_key(html, file_type)
|
|
await self.client.set(ck, file_id)
|
|
if ttl != -1:
|
|
await self.client.expire(ck, ttl)
|
|
|
|
async def delete_data(self, html: str, file_type: str) -> bool:
|
|
return await self.client.delete(self.cache_key(html, file_type))
|
|
|
|
def cache_key(self, html: str, file_type: str) -> str:
|
|
key = sha256(html.encode()).hexdigest()
|
|
return f"{self.qname}:{file_type}:{key}"
|