forked from LiteyukiStudio/LiteyukiBot
103 lines
3.3 KiB
Python
103 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
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@Time : 2024/7/23 下午11:59
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@Author : snowykami
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@Email : snowykami@outlook.com
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@File : load.py
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@Software: PyCharm
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"""
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import os
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import traceback
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from importlib import import_module
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from pathlib import Path
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from typing import Optional
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from liteyuki.log import logger
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from liteyuki.plugin.model import Plugin, PluginMetadata
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from liteyuki.utils import path_to_module_name
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_plugins: dict[str, Plugin] = {}
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__all__ = [
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"load_plugin",
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"load_plugins",
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"_plugins",
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]
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def load_plugin(module_path: str | Path) -> Optional[Plugin]:
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"""加载单个插件，可以是本地插件或是通过 `pip` 安装的插件。
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参数:
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module_path: 插件名称 `path.to.your.plugin`
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或插件路径 `pathlib.Path(path/to/your/plugin)`
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"""
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module_path = path_to_module_name(Path(module_path)) if isinstance(module_path, Path) else module_path
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try:
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module = import_module(module_path)
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_plugins[module.__name__] = Plugin(
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name=module.__name__,
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module=module,
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module_name=module_path,
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metadata=module.__dict__.get("__plugin_metadata__", None)
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)
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display_name = module.__name__.split(".")[-1]
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if module.__dict__.get("__plugin_meta__"):
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metadata: "PluginMetadata" = module.__dict__["__plugin_meta__"]
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display_name = f"{metadata.name}({module.__name__.split('.')[-1]})"
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logger.opt(colors=True).success(
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f'Succeeded to load liteyuki plugin "<y>{display_name}</y>"'
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)
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return _plugins[module.__name__]
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except Exception as e:
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logger.opt(colors=True).success(
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f'Failed to load liteyuki plugin "<r>{module_path}</r>"'
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)
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traceback.print_exc()
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return None
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def load_plugins(*plugin_dir: str, ignore_warning: bool = True) -> set[Plugin]:
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"""导入文件夹下多个插件
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参数:
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plugin_dir: 文件夹路径
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ignore_warning: 是否忽略警告，通常是目录不存在或目录为空
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"""
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plugins = set()
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for dir_path in plugin_dir:
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# 遍历每一个文件夹下的py文件和包含__init__.py的文件夹，不递归
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if not os.path.exists(dir_path):
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if not ignore_warning:
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logger.warning(f"Plugins dir '{dir_path}' does not exist.")
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continue
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if not os.listdir(dir_path):
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if not ignore_warning:
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logger.warning(f"Plugins dir '{dir_path}' is empty.")
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continue
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if not os.path.isdir(dir_path):
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if not ignore_warning:
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logger.warning(f"Plugins dir '{dir_path}' is not a directory.")
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continue
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for f in os.listdir(dir_path):
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path = Path(os.path.join(dir_path, f))
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module_name = None
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if os.path.isfile(path) and f.endswith('.py') and f != '__init__.py':
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module_name = f"{path_to_module_name(Path(dir_path))}.{f[:-3]}"
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elif os.path.isdir(path) and os.path.exists(os.path.join(path, '__init__.py')):
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module_name = path_to_module_name(path)
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if module_name:
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load_plugin(module_name)
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if _plugins.get(module_name):
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plugins.add(_plugins[module_name])
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return plugins
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