250 lines
7.9 KiB
Python
250 lines
7.9 KiB
Python
import base64
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from typing import Optional, Tuple, Generator
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import oss2
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import py115
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from py115 import Cloud
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from py115.types import LoginTarget, QrcodeSession, QrcodeStatus, Credential, File, DownloadTicket
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from app.db.systemconfig_oper import SystemConfigOper
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from app.log import logger
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from app.schemas.types import SystemConfigKey
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from app.utils.singleton import Singleton
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class U115Helper(metaclass=Singleton):
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"""
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115相关操作
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"""
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cloud: Optional[Cloud] = None
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_session: QrcodeSession = None
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def __init__(self):
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self.systemconfig = SystemConfigOper()
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def __init_cloud(self) -> bool:
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"""
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初始化Cloud
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"""
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credential = self.__credential
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if not credential:
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logger.warn("115未登录，请先登录！")
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return False
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try:
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if not self.cloud:
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self.cloud = py115.connect(credential)
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except Exception as err:
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logger.error(f"115连接失败，请重新扫码登录：{str(err)}")
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self.__clear_credential()
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return False
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return True
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@property
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def __credential(self) -> Optional[Credential]:
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"""
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获取已保存的115认证参数
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"""
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cookie_dict = self.systemconfig.get(SystemConfigKey.User115Params)
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if not cookie_dict:
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return None
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return Credential.from_dict(cookie_dict)
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def __save_credentail(self, credential: Credential):
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"""
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设置115认证参数
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"""
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self.systemconfig.set(SystemConfigKey.User115Params, credential.to_dict())
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def __clear_credential(self):
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"""
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清除115认证参数
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"""
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self.systemconfig.delete(SystemConfigKey.User115Params)
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def generate_qrcode(self) -> Optional[str]:
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"""
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生成二维码
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"""
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try:
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self.cloud = py115.connect()
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self._session = self.cloud.qrcode_login(LoginTarget.Web)
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image_bin = self._session.image_data
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if not image_bin:
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logger.warn("115生成二维码失败：未获取到二维码数据！")
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return None
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# 转换为base64图片格式
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image_base64 = base64.b64encode(image_bin).decode()
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return f"data:image/png;base64,{image_base64}"
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except Exception as e:
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logger.warn(f"115生成二维码失败：{str(e)}")
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return None
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def check_login(self) -> Optional[Tuple[dict, str]]:
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"""
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二维码登录确认
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"""
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if not self._session:
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return {}, "请先生成二维码！"
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try:
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if not self.cloud:
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return {}, "请先生成二维码！"
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status = self.cloud.qrcode_poll(self._session)
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if status == QrcodeStatus.Done:
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# 确认完成，保存认证信息
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self.__save_credentail(self.cloud.export_credentail())
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result = {
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"status": 1,
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"tip": "登录成功！"
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}
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elif status == QrcodeStatus.Waiting:
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result = {
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"status": 0,
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"tip": "请使用微信或115客户端扫码"
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}
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elif status == QrcodeStatus.Expired:
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result = {
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"status": -1,
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"tip": "二维码已过期，请重新刷新！"
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}
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self.cloud = None
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elif status == QrcodeStatus.Failed:
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result = {
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"status": -2,
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"tip": "登录失败，请重试！"
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}
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self.cloud = None
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else:
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result = {
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"status": -3,
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"tip": "未知错误，请重试！"
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}
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self.cloud = None
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return result, ""
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except Exception as e:
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return {}, f"115登录确认失败：{str(e)}"
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def storage(self) -> Optional[Tuple[int, int]]:
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"""
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获取存储空间
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"""
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if not self.__init_cloud():
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return None
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try:
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return self.cloud.storage().space()
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except Exception as e:
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logger.error(f"获取115存储空间失败：{str(e)}")
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return None
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def list(self, parent_file_id: str = '0') -> Optional[Generator[File, None, None]]:
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"""
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浏览文件
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"""
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if not self.__init_cloud():
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return None
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try:
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return self.cloud.storage().list(dir_id=parent_file_id)
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except Exception as e:
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logger.error(f"浏览115文件失败：{str(e)}")
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return None
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def create_folder(self, parent_file_id: str, name: str) -> Optional[File]:
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"""
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创建目录
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"""
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if not self.__init_cloud():
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return None
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try:
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return self.cloud.storage().make_dir(parent_file_id, name)
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except Exception as e:
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logger.error(f"创建115目录失败：{str(e)}")
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return None
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def delete(self, file_id: str) -> bool:
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"""
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删除文件
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"""
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if not self.__init_cloud():
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return False
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try:
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self.cloud.storage().delete(file_id)
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return True
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except Exception as e:
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logger.error(f"删除115文件失败：{str(e)}")
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return False
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def rename(self, file_id: str, name: str) -> bool:
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"""
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重命名文件
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"""
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if not self.__init_cloud():
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return False
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try:
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self.cloud.storage().rename(file_id, name)
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return True
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except Exception as e:
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logger.error(f"重命名115文件失败：{str(e)}")
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return False
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def download(self, pickcode: str) -> Optional[DownloadTicket]:
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"""
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获取下载链接
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"""
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if not self.__init_cloud():
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return None
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try:
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return self.cloud.storage().request_download(pickcode)
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except Exception as e:
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logger.error(f"115下载失败：{str(e)}")
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return None
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def move(self, file_id: str, target_id: str) -> bool:
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"""
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移动文件
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"""
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if not self.__init_cloud():
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return False
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try:
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self.cloud.storage().move(file_id, target_id)
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return True
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except Exception as e:
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logger.error(f"移动115文件失败：{str(e)}")
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return False
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def upload(self, file_path: str, parent_file_id: str) -> Optional[dict]:
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"""
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上传文件
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"""
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if not self.__init_cloud():
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return None
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try:
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ticket = self.cloud.storage().request_upload(dir_id=parent_file_id, file_path=file_path)
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if ticket is None:
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logger.warn(f"115请求上传出错")
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return None
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elif ticket.is_done:
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logger.warn(f"115请求上传失败：文件已存在")
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return {}
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else:
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auth = oss2.StsAuth(**ticket.oss_token)
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bucket = oss2.Bucket(
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auth=auth,
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endpoint=ticket.oss_endpoint,
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bucket_name=ticket.bucket_name,
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)
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por = bucket.put_object_from_file(
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key=ticket.object_key,
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filename=file_path,
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headers=ticket.headers,
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)
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result = por.resp.response.json()
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if result:
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logger.info(f"115上传文件成功：{result}")
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return result
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else:
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logger.warn(f"115上传文件失败：{por.resp.response.text}")
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return None
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except Exception as e:
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logger.error(f"上传115文件失败：{str(e)}")
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return None
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