forked from bot/app
254 lines
8.5 KiB
Python
254 lines
8.5 KiB
Python
import json
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import os
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import shutil
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import zipfile
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from typing import Any
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import nonebot
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import yaml
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from .data import LiteModel
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from .language import Language, get_default_lang_code
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_loaded_resource_packs: list["ResourceMetadata"] = [] # 按照加载顺序排序
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temp_resource_root = "data/liteyuki/resources"
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temp_extract_root = "data/liteyuki/temp"
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lang = Language(get_default_lang_code())
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class ResourceMetadata(LiteModel):
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name: str = "Unknown"
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version: str = "0.0.1"
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description: str = "Unknown"
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path: str = ""
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folder: str = ""
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def load_resource_from_dir(path: str):
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"""
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把资源包按照文件相对路径复制到运行临时文件夹data/liteyuki/resources
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Args:
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path: 资源文件夹
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Returns:
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"""
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if os.path.exists(os.path.join(path, "metadata.yml")):
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with open(os.path.join(path, "metadata.yml"), "r", encoding="utf-8") as f:
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metadata = yaml.safe_load(f)
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elif os.path.isfile(path) and path.endswith(".zip"):
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# zip文件
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# 临时解压并读取metadata.yml
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with zipfile.ZipFile(path, "r") as zip_ref:
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# 解压至临时目录 data/liteyuki/temp/{pack_name}.zip
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zip_ref.extractall(os.path.join(temp_extract_root, os.path.basename(path)))
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with zip_ref.open("metadata.yml") as f:
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metadata = yaml.safe_load(f)
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path = os.path.join(temp_extract_root, os.path.basename(path))
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else:
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# 没有metadata.yml文件，不是一个资源包
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return
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for root, dirs, files in os.walk(path):
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for file in files:
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relative_path = os.path.relpath(os.path.join(root, file), path)
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copy_file(os.path.join(root, file), os.path.join(temp_resource_root, relative_path))
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metadata["path"] = path
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metadata["folder"] = os.path.basename(path)
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if os.path.exists(os.path.join(path, "lang")):
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# 加载语言
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from liteyuki.utils.base.language import load_from_dir
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load_from_dir(os.path.join(path, "lang"))
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if os.path.exists(os.path.join(path, "functions")):
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# 加载功能
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from liteyuki.utils.base.ly_function import load_from_dir
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load_from_dir(os.path.join(path, "functions"))
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_loaded_resource_packs.insert(0, ResourceMetadata(**metadata))
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def get_path(path: str, abs_path: bool = True, default: Any = None, debug: bool = False) -> str | Any:
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"""
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获取资源包中的文件
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Args:
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debug: 启用调试，每次都会先重载资源
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abs_path: 是否返回绝对路径
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default: 默认
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path: 文件相对路径
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Returns: 文件绝对路径
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"""
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if debug:
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nonebot.logger.debug("Enable resource debug, Reloading resources")
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load_resources()
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resource_relative_path = os.path.join(temp_resource_root, path)
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if os.path.exists(resource_relative_path):
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return os.path.abspath(resource_relative_path) if abs_path else resource_relative_path
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else:
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return default
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def get_files(path: str, abs_path: bool = False) -> list[str]:
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"""
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获取资源包中一个文件夹的所有文件
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Args:
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abs_path:
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path: 文件夹相对路径
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Returns: 文件绝对路径
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"""
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resource_relative_path = os.path.join(temp_resource_root, path)
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if os.path.exists(resource_relative_path):
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return [os.path.abspath(os.path.join(resource_relative_path, file)) if abs_path else os.path.join(resource_relative_path, file) for file in
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os.listdir(resource_relative_path)]
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else:
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return []
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def get_loaded_resource_packs() -> list[ResourceMetadata]:
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"""
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获取已加载的资源包，优先级从前到后
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Returns: 资源包列表
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"""
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return _loaded_resource_packs
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def copy_file(src, dst):
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# 获取目标文件的目录
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dst_dir = os.path.dirname(dst)
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# 如果目标目录不存在，创建它
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if not os.path.exists(dst_dir):
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os.makedirs(dst_dir)
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# 复制文件
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shutil.copy(src, dst)
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def load_resources():
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"""用于外部主程序调用的资源加载函数
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Returns:
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"""
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# 加载默认资源和语言
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# 清空临时资源包路径data/liteyuki/resources
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_loaded_resource_packs.clear()
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if os.path.exists(temp_resource_root):
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shutil.rmtree(temp_resource_root)
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os.makedirs(temp_resource_root, exist_ok=True)
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# 加载内置资源
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standard_resources_path = "liteyuki/resources"
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for resource_dir in os.listdir(standard_resources_path):
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load_resource_from_dir(os.path.join(standard_resources_path, resource_dir))
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# 加载其他资源包
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if not os.path.exists("resources"):
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os.makedirs("resources", exist_ok=True)
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if not os.path.exists("resources/index.json"):
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json.dump([], open("resources/index.json", "w", encoding="utf-8"))
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resource_index: list[str] = json.load(open("resources/index.json", "r", encoding="utf-8"))
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resource_index.reverse() # 优先级高的后加载，但是排在前面
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for resource in resource_index:
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load_resource_from_dir(os.path.join("resources", resource))
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def check_status(name: str) -> bool:
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"""
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检查资源包是否已加载
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Args:
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name: 资源包名称，文件夹名
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Returns: 是否已加载
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"""
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return name in [rp.folder for rp in get_loaded_resource_packs()]
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def check_exist(name: str) -> bool:
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"""
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检查资源包文件夹是否存在于resources文件夹
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Args:
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name: 资源包名称，文件夹名
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Returns: 是否存在
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"""
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path = os.path.join("resources", name)
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return os.path.exists(os.path.join(path, "metadata.yml")) or (os.path.isfile(path) and name.endswith(".zip"))
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def add_resource_pack(name: str) -> bool:
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"""
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添加资源包，该操作仅修改index.json文件，不会加载资源包，要生效请重载资源
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Args:
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name: 资源包名称，文件夹名
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Returns:
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"""
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if check_exist(name):
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old_index: list[str] = json.load(open("resources/index.json", "r", encoding="utf-8"))
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if name not in old_index:
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old_index.append(name)
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json.dump(old_index, open("resources/index.json", "w", encoding="utf-8"))
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load_resource_from_dir(os.path.join("resources", name))
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return True
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else:
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nonebot.logger.warning(lang.get("liteyuki.resource_loaded", name=name))
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return False
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else:
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nonebot.logger.warning(lang.get("liteyuki.resource_not_exist", name=name))
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return False
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def remove_resource_pack(name: str) -> bool:
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"""
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移除资源包，该操作仅修改加载索引，要生效请重载资源
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Args:
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name: 资源包名称，文件夹名
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Returns:
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"""
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if check_exist(name):
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old_index: list[str] = json.load(open("resources/index.json", "r", encoding="utf-8"))
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if name in old_index:
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old_index.remove(name)
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json.dump(old_index, open("resources/index.json", "w", encoding="utf-8"))
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return True
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else:
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nonebot.logger.warning(lang.get("liteyuki.resource_not_loaded", name=name))
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return False
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else:
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nonebot.logger.warning(lang.get("liteyuki.resource_not_exist", name=name))
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return False
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def change_priority(name: str, delta: int) -> bool:
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"""
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修改资源包优先级
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Args:
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name: 资源包名称，文件夹名
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delta: 优先级变化，正数表示后移，负数表示前移，0表示移到最前
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Returns:
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"""
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# 正数表示前移，负数表示后移
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old_resource_list: list[str] = json.load(open("resources/index.json", "r", encoding="utf-8"))
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new_resource_list = old_resource_list.copy()
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if name in old_resource_list:
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index = old_resource_list.index(name)
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if 0 <= index + delta < len(old_resource_list):
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new_index = index + delta
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new_resource_list.remove(name)
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new_resource_list.insert(new_index, name)
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json.dump(new_resource_list, open("resources/index.json", "w", encoding="utf-8"))
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return True
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else:
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nonebot.logger.warning("Priority change failed, out of range")
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return False
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else:
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nonebot.logger.debug("Priority change failed, resource not loaded")
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return False
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def get_resource_metadata(name: str) -> ResourceMetadata:
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"""
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获取资源包元数据
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Args:
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name: 资源包名称，文件夹名
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Returns:
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"""
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for rp in get_loaded_resource_packs():
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if rp.folder == name:
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return rp
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return ResourceMetadata()
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