327 lines
10 KiB
Python
327 lines
10 KiB
Python
import json
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import logging
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import os
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import re
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import sys
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import time
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from pathlib import Path
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import coloredlogs
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from dotenv import load_dotenv
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from yt_dlp.version import __version__ as YTDLP_VERSION
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from .Utils import load_file
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from .version import APP_VERSION
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class Config:
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config_path: str = "."
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download_path: str = "."
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temp_path: str = "/tmp"
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temp_keep: bool = False
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url_host: str = ""
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url_prefix: str = ""
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url_socketio: str = "{url_prefix}socket.io"
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output_template: str = "%(title)s.%(ext)s"
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output_template_chapter: str = "%(title)s - %(section_number)s %(section_title)s.%(ext)s"
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keep_archive: bool = True
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ytdl_debug: bool = False
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allow_manifestless: bool = False
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host: str = "0.0.0.0"
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port: int = 8081
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log_level: str = "info"
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max_workers: int = 1
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streamer_vcodec: str = "libx264"
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streamer_acodec: str = "aac"
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auth_username: str | None = None
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auth_password: str | None = None
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remove_files: bool = False
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access_log: bool = True
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debug: bool = False
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debugpy_port: int = 5678
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socket_timeout: int = 30
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extract_info_timeout: int = 70
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db_file: str = "{config_path}/ytptube.db"
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manual_archive: str = "{config_path}/archive.manual.log"
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ui_update_title: bool = True
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pip_packages: str = ""
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pip_ignore_updates: bool = False
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# immutable config vars.
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version: str = APP_VERSION
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__instance = None
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ytdl_options: dict = {}
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tasks: list = []
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new_version_available: bool = False
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ytdlp_version: str = YTDLP_VERSION
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started: int = 0
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ignore_ui: bool = False
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basic_mode: bool = False
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presets: list = [
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{"name": "default", "format": "default"},
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]
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default_preset: str = "default"
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_manual_vars: tuple = (
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"temp_path",
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"config_path",
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"download_path",
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)
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_immutable: tuple = (
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"version",
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"__instance",
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"ytdl_options",
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"tasks",
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"new_version_available",
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"ytdlp_version",
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"started",
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"presets",
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)
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_int_vars: tuple = (
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"port",
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"max_workers",
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"socket_timeout",
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"extract_info_timeout",
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"debugpy_port",
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)
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_boolean_vars: tuple = (
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"keep_archive",
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"ytdl_debug",
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"debug",
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"temp_keep",
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"allow_manifestless",
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"access_log",
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"remove_files",
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"ignore_ui",
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"ui_update_title",
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"pip_ignore_updates",
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"basic_mode",
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)
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_frontend_vars: tuple = (
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"download_path",
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"keep_archive",
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"output_template",
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"ytdlp_version",
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"version",
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"url_host",
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"started",
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"url_prefix",
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"remove_files",
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"ui_update_title",
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"max_workers",
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"basic_mode",
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"default_preset",
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)
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@staticmethod
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def get_instance():
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"""Static access method."""
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return Config() if not Config.__instance else Config.__instance
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def __init__(self):
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"""Virtually private constructor."""
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if Config.__instance is not None:
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raise Exception("This class is a singleton. Use Config.get_instance() instead.")
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else:
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Config.__instance = self
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baseDefaultPath: str = str(Path(__file__).parent.parent.parent.absolute())
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self.temp_path = os.environ.get("YTP_TEMP_PATH", None) or os.path.join(baseDefaultPath, "var", "tmp")
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self.config_path = os.environ.get("YTP_CONFIG_PATH", None) or os.path.join(baseDefaultPath, "var", "config")
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self.download_path = os.environ.get("YTP_DOWNLOAD_PATH", None) or os.path.join(
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baseDefaultPath, "var", "downloads"
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)
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envFile: str = os.path.join(self.config_path, ".env")
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if os.path.exists(envFile):
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logging.info(f"Loading environment variables from '{envFile}'.")
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load_dotenv(envFile)
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for k, v in self._getAttributes().items():
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if k.startswith("_") or k in self._manual_vars:
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continue
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# If the variable declared as immutable, set it to the default value.
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if k in self._immutable:
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setattr(self, k, v)
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continue
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lookUpKey: str = f"YTP_{k}".upper()
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setattr(self, k, os.environ[lookUpKey] if lookUpKey in os.environ else v)
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for k, v in self.__dict__.items():
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if k.startswith("_") or k in self._immutable or k in self._manual_vars:
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continue
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if isinstance(v, str) and "{" in v and "}" in v:
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for key in re.findall(r"\{.*?\}", v):
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localKey: str = key[1:-1]
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if localKey not in self.__dict__:
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logging.error(f"Config variable '{k}' had non-existing config reference '{key}'.")
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sys.exit(1)
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v = v.replace(key, getattr(self, localKey))
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setattr(self, k, v)
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if k in self._boolean_vars:
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if str(v).lower() not in (True, False, "true", "false", "on", "off", "1", "0"):
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raise ValueError(f"Config variable '{k}' is set to a non-boolean value '{v}'.")
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setattr(self, k, str(v).lower() in (True, "true", "on", "1"))
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if k in self._int_vars:
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setattr(self, k, int(v))
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if not self.url_prefix.endswith("/"):
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self.url_prefix += "/"
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numeric_level = getattr(logging, self.log_level.upper(), None)
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if not isinstance(numeric_level, int):
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raise ValueError(f"Invalid log level '{self.log_level}' specified.")
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coloredlogs.install(
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level=numeric_level, fmt="%(asctime)s [%(name)s] [%(levelname)-5.5s] %(message)s", datefmt="%H:%M:%S"
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)
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LOG = logging.getLogger("config")
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if self.debug:
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try:
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import debugpy
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debugpy.listen(("0.0.0.0", self.debugpy_port), in_process_debug_adapter=True)
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LOG.info(f"starting debugpy server on '0.0.0.0:{self.debugpy_port}'.")
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except ImportError:
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LOG.error("debugpy package not found, please install it with 'pip install debugpy'.")
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except Exception as e:
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LOG.error(f"Error starting debugpy server at '0.0.0.0:{self.debugpy_port}'. {e}")
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optsFile: str = os.path.join(self.config_path, "ytdlp.json")
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if os.path.exists(optsFile) and os.path.getsize(optsFile) > 4:
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LOG.info(f"Loading yt-dlp custom options from '{optsFile}'.")
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(opts, status, error) = load_file(optsFile, dict)
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if not status:
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LOG.error(f"Could not load yt-dlp custom options from '{optsFile}'. {error}")
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sys.exit(1)
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self.ytdl_options.update(opts)
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else:
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LOG.info(f"No yt-dlp custom options found at '{optsFile}'.")
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tasksFile = os.path.join(self.config_path, "tasks.json")
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if os.path.exists(tasksFile) and os.path.getsize(tasksFile) > 0:
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LOG.info(f"Loading tasks from '{tasksFile}'.")
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try:
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(tasks, status, error) = load_file(tasksFile, list)
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if not status:
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LOG.error(f"Could not load tasks file from '{tasksFile}'. '{error}'.")
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sys.exit(1)
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self.tasks.extend(tasks)
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except Exception:
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pass
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# Load default presets.
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with open(os.path.join(os.path.dirname(__file__), "presets.json"), "r") as f:
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self.presets.extend(json.load(f))
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# Load user defined presets.
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presetsFile = os.path.join(self.config_path, "presets.json")
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if os.path.exists(presetsFile) and os.path.getsize(presetsFile) > 0:
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LOG.info(f"Loading user presets from '{presetsFile}'.")
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try:
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(presets, status, error) = load_file(presetsFile, list)
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if not status:
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LOG.error(f"Could not load presets file from '{presetsFile}'. '{error}'.")
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sys.exit(1)
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if not isinstance(presets, list):
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LOG.error(f"Invalid presets file '{presetsFile}'. It's expected to be a list of objects.")
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sys.exit(1)
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for preset in presets:
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if "name" not in preset:
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LOG.error(f"Missing 'name' key in preset '{preset}'.")
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continue
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if "format" not in preset:
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LOG.error(f"Missing 'format' key in preset '{preset}'.")
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continue
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if "args" in preset and not isinstance(preset["args"], dict):
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LOG.error(f"Invalid 'args' key in preset '{preset}' it's expected to be dict.")
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continue
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if "postprocessors" in preset and not isinstance(preset["postprocessors"], list):
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LOG.error(f"Invalid 'postprocessors' key in preset '{preset}' it's expected to be list.")
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continue
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self.presets.append(preset)
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except Exception:
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pass
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self.ytdl_options["socket_timeout"] = self.socket_timeout
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if self.keep_archive:
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LOG.info("keep archive option is enabled.")
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self.ytdl_options["download_archive"] = os.path.join(self.config_path, "archive.log")
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if self.temp_keep:
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LOG.info("Keep temp files option is enabled.")
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if self.auth_password and self.auth_username:
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LOG.warning(f"Basic authentication enabled with username '{self.auth_username}'.")
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if self.basic_mode:
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LOG.info("The frontend is running in basic mode.")
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self.started = time.time()
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def _getAttributes(self) -> dict:
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attrs: dict = {}
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vClass: str = self.__class__
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for attribute in vClass.__dict__.keys():
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if attribute.startswith("_"):
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continue
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value = getattr(vClass, attribute)
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if not callable(value):
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attrs[attribute] = value
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return attrs
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def frontend(self) -> dict:
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"""
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Returns configuration variables relevant to the frontend.
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Returns:
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dict: A dictionary with the frontend configuration
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"""
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data = {k: getattr(self, k) for k in self._frontend_vars}
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hasCookies = self.ytdl_options.get("cookiefile", None)
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data["has_cookies"] = hasCookies is not None and os.path.exists(hasCookies)
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return data
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