224 lines
8.9 KiB
Python
224 lines
8.9 KiB
Python
from threading import Event, Thread
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from typing import Optional, List
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from urllib.parse import urlencode
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from app.core import settings, MediaInfo, TorrentInfo
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from app.log import logger
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from app.utils.http import RequestUtils
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from app.utils.singleton import Singleton
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class Telegram(metaclass=Singleton):
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_poll_timeout: int = 5
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_event = Event()
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def __init__(self):
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"""
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初始化参数
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"""
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# Token
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self._telegram_token = settings.TELEGRAM_TOKEN
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# Chat Id
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self._telegram_chat_id = settings.TELEGRAM_CHAT_ID
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# 用户Chat Id列表
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self._telegram_user_ids = settings.TELEGRAM_USERS.split(",")
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# 管理员Chat Id列表
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self._telegram_admin_ids = settings.TELEGRAM_ADMINS.split(",")
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# 消息轮循
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if self._telegram_token and self._telegram_chat_id:
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self._thread = Thread(target=self.__start_telegram_message_proxy)
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def send_msg(self, title: str, text: str = "", image: str = "", userid: str = "") -> Optional[bool]:
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"""
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发送Telegram消息
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:param title: 消息标题
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:param text: 消息内容
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:param image: 消息图片地址
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:param userid: 用户ID，如有则只发消息给该用户
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:userid: 发送消息的目标用户ID，为空则发给管理员
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"""
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if not self._telegram_token or not self._telegram_chat_id:
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return None
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if not title and not text:
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logger.warn("标题和内容不能同时为空")
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return False
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try:
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# text中的Markdown特殊字符转义
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text = text.replace("[", r"\[").replace("_", r"\_").replace("*", r"\*").replace("`", r"\`")
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# 拼装消息内容
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titles = str(title).split('\n')
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if len(titles) > 1:
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title = titles[0]
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if not text:
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text = "\n".join(titles[1:])
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else:
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text = "%s\n%s" % ("\n".join(titles[1:]), text)
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if text:
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caption = "*%s*\n%s" % (title, text.replace("\n\n", "\n"))
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else:
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caption = title
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if userid:
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chat_id = userid
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else:
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chat_id = self._telegram_chat_id
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return self.__send_request(chat_id=chat_id, image=image, caption=caption)
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except Exception as msg_e:
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logger.error(f"发送消息失败：{msg_e}")
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return False
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def send_meidas_msg(self, medias: List[MediaInfo], userid: str = "", title: str = "") -> Optional[bool]:
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"""
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发送媒体列表消息
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"""
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if not self._telegram_token or not self._telegram_chat_id:
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return None
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try:
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index, image, caption = 1, "", "*%s*" % title
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for media in medias:
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if not image:
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image = media.get_message_image()
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if media.get_vote_string():
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caption = "%s\n%s. [%s](%s)\n%s，%s" % (caption,
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index,
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media.get_title_string(),
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media.get_detail_url(),
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media.get_type_string(),
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media.get_vote_string())
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else:
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caption = "%s\n%s. [%s](%s)\n%s" % (caption,
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index,
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media.get_title_string(),
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media.get_detail_url(),
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media.get_type_string())
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index += 1
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if userid:
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chat_id = userid
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else:
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chat_id = self._telegram_chat_id
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return self.__send_request(chat_id=chat_id, image=image, caption=caption)
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except Exception as msg_e:
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logger.error(f"发送消息失败：{msg_e}")
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return False
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def send_torrents_msg(self, torrents: List[TorrentInfo], userid: str = "", title: str = "") -> Optional[bool]:
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"""
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发送列表消息
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"""
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if not self._telegram_token or not self._telegram_chat_id:
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return None
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try:
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index, caption = 1, "*%s*" % title
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for torrent in torrents:
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link = torrent.page_url
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title = torrent.title
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free = torrent.get_volume_factor_string()
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seeder = f"{torrent.seeders}↑"
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description = torrent.description
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caption = f"{caption}\n{index}. [{title}]({link}) {free} {seeder}\n{description}"
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index += 1
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if userid:
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chat_id = userid
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else:
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chat_id = self._telegram_chat_id
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return self.__send_request(chat_id=chat_id, caption=caption)
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except Exception as msg_e:
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logger.error(f"发送消息失败：{msg_e}")
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return False
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def __send_request(self, chat_id="", image="", caption="") -> bool:
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"""
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向Telegram发送报文
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"""
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def __res_parse(result):
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if result and result.status_code == 200:
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ret_json = result.json()
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status = ret_json.get("ok")
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if status:
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return True
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else:
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logger.error(
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f"发送消息错误，错误码：{ret_json.get('error_code')}，错误原因：{ret_json.get('description')}")
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return False
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elif result is not None:
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logger.error(f"发送消息错误，错误码：{result.status_code}，错误原因：{result.reason}")
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return False
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else:
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logger.error("发送消息错误，未知错误")
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return False
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# 请求
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request = RequestUtils(proxies=settings.PROXY)
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# 发送图文消息
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if image:
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res = request.get_res("https://api.telegram.org/bot%s/sendPhoto?" % self._telegram_token + urlencode(
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{"chat_id": chat_id, "photo": image, "caption": caption, "parse_mode": "Markdown"}))
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if __res_parse(res):
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return True
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else:
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photo_req = request.get_res(image)
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if photo_req and photo_req.content:
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res = request.post_res("https://api.telegram.org/bot%s/sendPhoto" % self._telegram_token,
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data={"chat_id": chat_id, "caption": caption, "parse_mode": "Markdown"},
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files={"photo": photo_req.content})
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if __res_parse(res):
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return True
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# 发送文本消息
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res = request.get_res("https://api.telegram.org/bot%s/sendMessage?" % self._telegram_token + urlencode(
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{"chat_id": chat_id, "text": caption, "parse_mode": "Markdown"}))
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return __res_parse(res)
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def __start_telegram_message_proxy(self):
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logger.info("Telegram消息接收服务启动")
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def consume_messages(_offset: int, _sc_url: str, _ds_url: str) -> int:
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try:
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res = RequestUtils(proxies=settings.PROXY).get_res(
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_sc_url + urlencode({"timeout": self._poll_timeout, "offset": _offset}))
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if res and res.json():
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for msg in res.json().get("result", []):
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# 无论本地是否成功，先更新offset，即消息最多成功消费一次
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_offset = msg["update_id"] + 1
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logger.debug("Telegram接收到消息: %s" % msg)
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local_res = RequestUtils(timeout=10).post_res(_ds_url, json=msg)
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logger.debug("Telegram message: %s processed, response is: %s" % (msg, local_res.text))
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except Exception as e:
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logger.error("Telegram 消息接收出现错误: %s" % e)
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return _offset
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offset = 0
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while True:
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if self._event.is_set():
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logger.info("Telegram消息接收服务已停止")
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break
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index = 0
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while index < 20 and not self._event.is_set():
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offset = consume_messages(_offset=offset,
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_sc_url="https://api.telegram.org/bot%s/getUpdates?" % self._telegram_token,
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_ds_url="http://127.0.0.1:%s/api/v1/messages?token=%s" % (
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settings.PORT, settings.API_TOKEN))
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index += 1
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def stop(self):
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"""
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停止Telegram消息接收服务
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"""
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self._event.set()
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