import base64 import subprocess from pathlib import Path from typing import Optional, Tuple, List import oss2 import py115 from py115 import Cloud from py115.types import LoginTarget, QrcodeSession, QrcodeStatus, Credential from app import schemas from app.core.config import settings from app.log import logger from app.modules.filemanager.storages import StorageBase from app.schemas.types import StorageSchema from app.utils.http import RequestUtils from app.utils.singleton import Singleton class U115Pan(StorageBase, metaclass=Singleton): """ 115相关操作 """ # 存储类型 schema = StorageSchema.U115 # 支持的整理方式 transtype = { "move": "移动" } cloud: Optional[Cloud] = None _session: QrcodeSession = None # 是否有aria2c _has_aria2c: bool = False def __init__(self): super().__init__() try: subprocess.run(['aria2c', '-h'], capture_output=True) self._has_aria2c = True logger.debug('发现 aria2c, 将使用 aria2c 下载文件') except FileNotFoundError: logger.debug('未发现 aria2c') self._has_aria2c = False def __init_cloud(self) -> bool: """ 初始化Cloud """ credential = self.__credential if not credential: logger.warn("115未登录，请先登录！") return False try: if not self.cloud: self.cloud = py115.connect(credential) except Exception as err: logger.error(f"115连接失败，请重新扫码登录：{str(err)}") self.__clear_credential() return False return True @property def __credential(self) -> Optional[Credential]: """ 获取已保存的115认证参数 """ cookie_dict = self.get_config() if not cookie_dict: return None return Credential.from_dict(cookie_dict.dict().get("config")) def __save_credential(self, credential: Credential): """ 设置115认证参数 """ self.set_config(credential.to_dict()) def __clear_credential(self): """ 清除115认证参数 """ self.set_config({}) def generate_qrcode(self) -> Optional[Tuple[dict, str]]: """ 生成二维码 """ try: self.cloud = py115.connect() self._session = self.cloud.qrcode_login(LoginTarget.Web) image_bin = self._session.image_data if not image_bin: logger.warn("115生成二维码失败：未获取到二维码数据！") return None # 转换为base64图片格式 image_base64 = base64.b64encode(image_bin).decode() return { "codeContent": f"data:image/jpeg;base64,{image_base64}" }, "" except Exception as e: logger.warn(f"115生成二维码失败：{str(e)}") return {}, f"115生成二维码失败：{str(e)}" def check_login(self) -> Optional[Tuple[dict, str]]: """ 二维码登录确认 """ if not self._session: return {}, "请先生成二维码！" try: if not self.cloud: return {}, "请先生成二维码！" status = self.cloud.qrcode_poll(self._session) if status == QrcodeStatus.Done: # 确认完成，保存认证信息 self.__save_credential(self.cloud.export_credentail()) result = { "status": 1, "tip": "登录成功！" } elif status == QrcodeStatus.Waiting: result = { "status": 0, "tip": "请使用微信或115客户端扫码" } elif status == QrcodeStatus.Expired: result = { "status": -1, "tip": "二维码已过期，请重新刷新！" } self.cloud = None elif status == QrcodeStatus.Failed: result = { "status": -2, "tip": "登录失败，请重试！" } self.cloud = None else: result = { "status": -3, "tip": "未知错误，请重试！" } self.cloud = None return result, "" except Exception as e: return {}, f"115登录确认失败：{str(e)}" def storage(self) -> Optional[Tuple[int, int]]: """ 获取存储空间 """ if not self.__init_cloud(): return None try: return self.cloud.storage().space() except Exception as e: logger.error(f"115获取存储空间失败：{str(e)}") return None def check(self) -> bool: """ 检查存储是否可用 """ return True if self.list(schemas.FileItem( fileid="0" )) else False def list(self, fileitem: schemas.FileItem) -> Optional[List[schemas.FileItem]]: """ 浏览文件 """ if not self.__init_cloud(): return [] try: if fileitem.type == "file": return [fileitem] items = self.cloud.storage().list(dir_id=fileitem.fileid) return [schemas.FileItem( storage=self.schema.value, fileid=item.file_id, parent_fileid=item.parent_id, type="dir" if item.is_dir else "file", path=f"{fileitem.path}{item.name}" + ("/" if item.is_dir else ""), name=item.name, size=item.size, extension=Path(item.name).suffix[1:], modify_time=item.modified_time.timestamp() if item.modified_time else 0, pickcode=item.pickcode ) for item in items if item] except Exception as e: logger.error(f"115浏览文件失败：{str(e)}") return [] def create_folder(self, fileitem: schemas.FileItem, name: str) -> Optional[schemas.FileItem]: """ 创建目录 """ if not self.__init_cloud(): return None try: result = self.cloud.storage().make_dir(fileitem.fileid, name) if result: return schemas.FileItem( storage=self.schema.value, fileid=result.file_id, parent_fileid=result.parent_id, type="dir", path=f"{fileitem.path}{name}/", name=name, modify_time=result.modified_time.timestamp() if result.modified_time else 0, pickcode=result.pickcode ) except Exception as e: logger.error(f"115创建目录失败：{str(e)}") return None def get_folder(self, path: Path) -> Optional[schemas.FileItem]: """ 根据文件路程获取目录，不存在则创建 """ def __find_dir(_fileitem: schemas.FileItem, _name: str) -> Optional[schemas.FileItem]: """ 查找下级目录中匹配名称的目录 """ for sub_file in self.list(_fileitem): if sub_file.type != "dir": continue if sub_file.name == _name: return sub_file return None # 逐级查找和创建目录 fileitem = schemas.FileItem(fileid="0") for part in path.parts: if part == "/": continue dir_file = __find_dir(fileitem, part) if dir_file: fileitem = dir_file else: dir_file = self.create_folder(fileitem, part) if not dir_file: logger.warn(f"115创建目录 {fileitem.path}{part} 失败!") return None fileitem = dir_file return fileitem if fileitem.fileid != "0" else None def get_item(self, path: Path) -> Optional[schemas.FileItem]: """ 获取文件或目录，不存在返回None """ def __find_item(_fileitem: schemas.FileItem, _name: str) -> Optional[schemas.FileItem]: """ 查找下级目录中匹配名称的目录或文件 """ for sub_file in self.list(_fileitem): if sub_file.name == _name: return sub_file return None # 逐级查找 fileitem = schemas.FileItem(fileid="0") for part in path.parts: if part == "/": continue item = __find_item(fileitem, part) if not item: return None fileitem = item return fileitem def detail(self, fileitem: schemas.FileItem) -> Optional[schemas.FileItem]: """ 获取文件详情 """ pass def delete(self, fileitem: schemas.FileItem) -> bool: """ 删除文件 """ if not self.__init_cloud(): return False try: self.cloud.storage().delete(fileitem.fileid) return True except Exception as e: logger.error(f"115删除文件失败：{str(e)}") return False def rename(self, fileitem: schemas.FileItem, name: str) -> bool: """ 重命名文件 """ if not self.__init_cloud(): return False try: self.cloud.storage().rename(fileitem.fileid, name) return True except Exception as e: logger.error(f"115重命名文件失败：{str(e)}") return False def download(self, fileitem: schemas.FileItem, path: Path = None) -> Optional[Path]: """ 获取下载链接 """ if not self.__init_cloud(): return None try: ticket = self.cloud.storage().request_download(fileitem.pickcode) if ticket: path = (path or settings.TEMP_PATH) / fileitem.name res = RequestUtils(headers=ticket.headers).get_res(ticket.url) if res: with open(path, "wb") as f: f.write(res.content) return path else: logger.warn(f"{fileitem.path} 未获取到下载链接") except Exception as e: logger.error(f"115下载失败：{str(e)}") return None def upload(self, fileitem: schemas.FileItem, path: Path) -> Optional[schemas.FileItem]: """ 上传文件 """ if not self.__init_cloud(): return None try: ticket = self.cloud.storage().request_upload(dir_id=fileitem.fileid, file_path=str(path)) if ticket is None: logger.warn(f"115请求上传出错") return None elif ticket.is_done: file_path = Path(fileitem.path) / path.name logger.warn(f"115上传：{file_path} 文件已存在") return self.get_item(file_path) else: auth = oss2.StsAuth(**ticket.oss_token) bucket = oss2.Bucket( auth=auth, endpoint=ticket.oss_endpoint, bucket_name=ticket.bucket_name, ) por = bucket.put_object_from_file( key=ticket.object_key, filename=str(path), headers=ticket.headers, ) result = por.resp.response.json() if result: result_data = result.get('data') logger.info(f"115上传文件成功：{result_data.get('file_name')}") return schemas.FileItem( storage=self.schema.value, fileid=result_data.get('file_id'), parent_fileid=fileitem.fileid, type="file", name=result_data.get('file_name'), basename=Path(result_data.get('file_name')).stem, path=f"{fileitem.path}{result_data.get('file_name')}", size=result_data.get('file_size'), extension=Path(result_data.get('file_name')).suffix[1:], pickcode=result_data.get('pickcode') ) else: logger.warn(f"115上传文件失败：{por.resp.response.text}") return None except Exception as e: logger.error(f"115上传文件失败：{str(e)}") return None def move(self, fileitem: schemas.FileItem, target: schemas.FileItem) -> bool: """ 移动文件 """ if not self.__init_cloud(): return False try: self.cloud.storage().move(fileitem.fileid, target.fileid) return True except Exception as e: logger.error(f"115移动文件失败：{str(e)}") return False def copy(self, fileitem: schemas.FileItem, target_file: Path) -> bool: pass def link(self, fileitem: schemas.FileItem, target_file: Path) -> bool: pass def softlink(self, fileitem: schemas.FileItem, target_file: Path) -> bool: pass def usage(self) -> Optional[schemas.StorageUsage]: """ 存储使用情况 """ info = self.storage() if info: total, used = info return schemas.StorageUsage( total=total, available=total - used ) return schemas.StorageUsage()