aaa46ef282
This commit implements a complete migration from JSON-based configuration to .env environment variables, providing better security and flexibility. Key Changes: - Add python-dotenv dependency for environment variable support - Create config/env_loader.py with type conversion utilities - Add from_env() class methods to all config dataclasses - Update ConfigLoader to prioritize environment variables - Add save_to_env() method for .env file management - Implement database connection factory pattern - Add base DAO and connection classes for better abstraction - Support both SQL Server and MySQL with unified interface - Create migration script (scripts/migrate_to_env.py) - Update GUI to read/write .env files - Add comprehensive migration documentation New Files: - config/env_loader.py - Environment variable loader - db/base_connection.py - Base database connection interface - db/base_dao.py - Base DAO with common utilities - db/connection_factory.py - Factory for creating connections - db/mysql_connection.py - MySQL-specific connection - db/sqlserver_connection.py - SQL Server-specific connection - db/table_name_converter.py - SQL dialect converter - scripts/migrate_to_env.py - Configuration migration tool - docs/ENV_MIGRATION.md - Complete migration guide - .env.example - Environment variable template Testing: - Verified MySQL connection (8.0.44) - Tested all DAO operations - Confirmed 150 tables accessible - Validated configuration loading Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
27 lines
499 B
Python
27 lines
499 B
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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默认配置值
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定义所有配置项的默认值，从环境变量加载。
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"""
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from config.schema import (
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ERPConfig,
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DatabaseConfig,
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PathConfig,
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ExtractionConfig,
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ValidationConfig,
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AppConfig,
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SQLServerConfig,
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MySQLConfig,
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DatabaseType,
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)
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# 默认配置 - 从环境变量加载
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DEFAULT_APP_CONFIG = AppConfig.from_env()
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# 兼容旧版本的字典格式
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DEFAULT_SETTINGS_DICT = DEFAULT_APP_CONFIG.to_dict()
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