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import xmltodict
from ATRI.exceptions import RssError
from ATRI.utils import request, gen_random_str
from .db import DB
class RssHubSubscriptor:
async def __add_sub(self, _id: str, group_id: int):
try:
async with DB() as db:
await db.add_sub(_id, group_id)
except Exception:
raise RssError("rss.rsshub: 添加订阅失败")
async def update_sub(self, _id: str, group_id: int, update_map: dict):
try:
async with DB() as db:
await db.update_sub(_id, group_id, update_map)
except Exception:
raise RssError("rss.rsshub: 更新订阅失败")
async def __del_sub(self, _id: str, group_id: int):
try:
async with DB() as db:
await db.del_sub({"_id": _id, "group_id": group_id})
except Exception:
raise RssError("rss.rsshub: 删除订阅失败")
async def get_sub_list(self, query_map: dict) -> list:
try:
async with DB() as db:
return await db.get_sub_list(query_map)
except Exception:
raise RssError("rss.rsshub: 获取订阅列表失败")
async def get_all_subs(self) -> list:
try:
async with DB() as db:
return await db.get_all_subs()
except Exception:
raise RssError("rss.rsshub: 获取所有订阅失败")
async def add_sub(self, url: str, group_id: int) -> str:
data = await self.get_rsshub_info(url)
if not data:
return "该链接不含RSSHub内容"
check_url = data["link"]
query_result = await self.get_sub_list(
{"raw_link": check_url, "group_id": group_id}
)
if query_result:
_id = query_result[0]._id
return f"该链接已经订阅过啦! ID: {_id}"
_id = gen_random_str(6)
title = data["title"]
disc = data["description"]
await self.__add_sub(_id, group_id)
await self.update_sub(
_id,
group_id,
{
"title": title,
"rss_link": url,
"discription": disc,
},
)
return f"订阅成功! ID: {_id}"
async def del_sub(self, _id: str, group_id: int) -> str:
query_result = await self.get_sub_list({"_id": _id, "group_id": group_id})
if not query_result:
return "没有找到该订阅..."
await self.__del_sub(_id, group_id)
return f"成功取消ID为 {_id} 的订阅"
async def get_rsshub_info(self, url: str) -> dict:
try:
resp = await request.get(url)
except Exception:
raise RssError("rss.rsshub: 请求链接失败")
if "RSSHub" not in resp.text:
return dict()
xml_data = resp.read()
data = xmltodict.parse(xml_data)
return data["rss"]["channel"]
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