"""网易云音乐二维码登录模块 提供网易云音乐二维码登录功能，包括： - 二维码生成和显示 - 登录状态检查 - Cookie 获取和保存（直接读写 cookie.txt） - 用户友好的交互界面 """ import os import sys import time import shutil import logging import datetime from pathlib import Path from typing import Optional, Tuple try: from music_api import QRLoginManager, APIException, load_cookies except ImportError as e: print(f"导入模块失败: {e}") print("请确保 music_api.py 文件存在且可用") sys.exit(1) # 判断 cookie 是否"有效"：包含任一关键字段即可 IMPORTANT_COOKIE_KEYS = ("MUSIC_U", "__csrf", "NMTID") class QRLoginClient: """二维码登录客户端""" def __init__(self, cookie_file: str = "cookie.txt"): """ Args: cookie_file: Cookie 保存文件路径 """ self.cookie_file = Path(cookie_file) self.qr_manager = QRLoginManager() self.logger = logging.getLogger(__name__) if not self.logger.handlers: handler = logging.StreamHandler() formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s') handler.setFormatter(formatter) self.logger.addHandler(handler) self.logger.setLevel(logging.INFO) # ----------- Cookie 文件直接操作 ----------- def _read_cookie(self) -> str: if not self.cookie_file.exists(): return "" try: return self.cookie_file.read_text(encoding="utf-8").strip() except OSError as e: self.logger.error(f"读取 Cookie 失败: {e}") return "" def _write_cookie(self, cookie: str) -> bool: if not cookie or not cookie.strip(): self.logger.error("Cookie 内容不能为空") return False try: self.cookie_file.write_text(cookie.strip() + "\n", encoding="utf-8") return True except OSError as e: self.logger.error(f"写入 Cookie 失败: {e}") return False def _backup_cookie(self, suffix: str = "backup") -> Optional[Path]: if not self.cookie_file.exists(): return None ts = datetime.datetime.now().strftime("%Y%m%d_%H%M%S") backup_path = self.cookie_file.with_name( f"{self.cookie_file.stem}.{suffix}.{ts}{self.cookie_file.suffix}" ) try: shutil.copy2(self.cookie_file, backup_path) return backup_path except OSError as e: self.logger.warning(f"备份 Cookie 失败: {e}") return None def _clear_cookie(self) -> bool: if not self.cookie_file.exists(): return True try: self.cookie_file.unlink() return True except OSError as e: self.logger.error(f"清除 Cookie 失败: {e}") return False def _is_cookie_valid(self) -> bool: cookies = load_cookies(str(self.cookie_file)) return any(k in cookies for k in IMPORTANT_COOKIE_KEYS) def _get_cookie_info(self) -> dict: cookies = load_cookies(str(self.cookie_file)) present = [k for k in IMPORTANT_COOKIE_KEYS if k in cookies] info = { "file_path": str(self.cookie_file.absolute()), "file_exists": self.cookie_file.exists(), "cookie_count": len(cookies), "is_valid": bool(present), "important_cookies_present": present, "missing_important_cookies": [k for k in IMPORTANT_COOKIE_KEYS if k not in cookies], } if self.cookie_file.exists(): try: mtime = self.cookie_file.stat().st_mtime info["last_modified"] = datetime.datetime.fromtimestamp(mtime).strftime("%Y-%m-%d %H:%M:%S") except OSError: pass return info # ----------- 业务方法 ----------- def check_existing_login(self) -> bool: """检查是否已有有效登录""" try: if self._is_cookie_valid(): self.logger.info("检测到有效的登录 Cookie") return True self.logger.info("未检测到有效的登录 Cookie") return False except Exception as e: self.logger.error(f"检查登录状态失败: {e}") return False def interactive_login(self) -> Tuple[bool, Optional[str]]: """交互式二维码登录""" try: print("\n=== 网易云音乐二维码登录 ===") if self.check_existing_login(): choice = input("检测到已有有效登录，是否重新登录？(y/N): ").strip().lower() if choice not in ('y', 'yes', '是'): print("使用现有登录状态") return True, None print("\n开始二维码登录流程...") print("正在生成二维码...") qr_result = self.qr_manager.create_qr_login() if not qr_result.get('success'): error_msg = f"生成二维码失败: {qr_result.get('message', '未知错误')}" self.logger.error(error_msg) return False, error_msg qr_key = qr_result['qr_key'] print("\n二维码已生成！") print("请使用网易云音乐手机 APP 扫描二维码进行登录") print("二维码有效期: 3 分钟") print("\n等待扫码中...") max_attempts = 60 # 最多 5 分钟 attempt = 0 while attempt < max_attempts: try: status_result = self.qr_manager.check_qr_login(qr_key) if status_result.get('success'): status = status_result.get('status') if status == 'success': cookie = status_result.get('cookie', '') if not cookie: return False, "登录成功但未获取到 Cookie" if self.save_cookie(cookie): print("\n✅ 登录成功！Cookie 已保存") return True, None return False, "登录成功但 Cookie 保存失败" if status == 'waiting' and attempt % 10 == 0: print(f"等待扫码中... ({attempt + 1}/{max_attempts})") elif status == 'scanned': print("二维码已扫描，请在手机上确认登录") elif status == 'expired': print("\n❌ 二维码已过期，请重新尝试") return False, "二维码已过期" elif status == 'error': msg = status_result.get('message', '未知错误') print(f"\n❌ 登录失败: {msg}") return False, f"登录失败: {msg}" else: self.logger.warning(f"检查登录状态失败: {status_result.get('message', '未知错误')}") time.sleep(5) attempt += 1 except KeyboardInterrupt: print("\n用户取消登录") return False, "用户取消登录" except Exception as e: self.logger.error(f"检查登录状态时发生错误: {e}") time.sleep(5) attempt += 1 print("\n❌ 登录超时，请重新尝试") return False, "登录超时" except APIException as e: self.logger.error(f"API 调用失败: {e}") return False, f"API 调用失败: {e}" except Exception as e: self.logger.error(f"登录过程中发生未知错误: {e}") return False, f"登录过程中发生未知错误: {e}" def save_cookie(self, cookie: str) -> bool: """保存 Cookie 到文件""" try: if self.cookie_file.exists(): backup = self._backup_cookie() if backup: self.logger.info(f"已备份现有 Cookie 到: {backup}") if not self._write_cookie(cookie): return False if self._is_cookie_valid(): self.logger.info("Cookie 保存并验证成功") return True self.logger.warning("Cookie 保存成功但验证失败（缺少关键字段）") return False except Exception as e: self.logger.error(f"保存 Cookie 时发生错误: {e}") return False def show_login_info(self) -> None: """显示登录信息""" try: info = self._get_cookie_info() print("\n=== 登录状态信息 ===") print(f"Cookie 文件: {info['file_path']}") print(f"文件存在: {'是' if info['file_exists'] else '否'}") print(f"Cookie 数量: {info['cookie_count']}") print(f"登录状态: {'有效' if info['is_valid'] else '无效'}") if info.get("last_modified"): print(f"最后更新: {info['last_modified']}") if info["is_valid"]: present = info.get("important_cookies_present", []) print(f"重要 Cookie: {', '.join(present)}") else: missing = info.get("missing_important_cookies", []) if missing: print(f"缺少 Cookie: {', '.join(missing)}") except Exception as e: print(f"获取登录信息失败: {e}") def logout(self) -> bool: """登出（清除 Cookie）""" try: if self.cookie_file.exists(): backup = self._backup_cookie("logout") if backup: print(f"Cookie 已备份到: {backup}") if self._clear_cookie(): print("已成功登出") return True print("登出失败") return False except Exception as e: print(f"登出时发生错误: {e}") return False def main(): logging.basicConfig( level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s' ) client = QRLoginClient() if len(sys.argv) > 1: command = sys.argv[1].lower() if command == 'login': success, error = client.interactive_login() if success: print("\n登录完成！") client.show_login_info() sys.exit(0) print(f"\n登录失败: {error}") sys.exit(1) elif command in ('status', 'info'): client.show_login_info() sys.exit(0) elif command == 'logout': sys.exit(0 if client.logout() else 1) elif command in ('help', '-h', '--help'): print("网易云音乐二维码登录工具") print("\n用法: python qr_login.py [命令]") print("\n命令:") print(" login - 执行二维码登录") print(" status - 显示登录状态") print(" logout - 登出（清除 Cookie）") print(" help - 显示此帮助信息") print("\n如果不提供命令，将进入交互模式") sys.exit(0) else: print(f"未知命令: {command}") print("使用 'python qr_login.py help' 查看帮助") sys.exit(1) # 交互模式 try: while True: print("\n=== 网易云音乐登录工具 ===") print("1. 二维码登录") print("2. 查看登录状态") print("3. 登出") print("4. 退出") choice = input("\n请选择操作 (1-4): ").strip() if choice == '1': success, error = client.interactive_login() if success: print("\n登录成功！") client.show_login_info() else: print(f"\n登录失败: {error}") elif choice == '2': client.show_login_info() elif choice == '3': client.logout() elif choice == '4': print("再见！") break else: print("无效选择，请重试") except KeyboardInterrupt: print("\n\n程序已退出") sys.exit(0) except Exception as e: print(f"\n程序运行出错: {e}") sys.exit(1) if __name__ == "__main__": main()