107 lines
3.0 KiB
Python
107 lines
3.0 KiB
Python
from pathlib import Path
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from typing import List, Tuple, TextIO
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import requests
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from tqdm import tqdm
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from .parents import DatabaseObject
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from ..utils import shared
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class Target(DatabaseObject):
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"""
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create somehow like that
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```python
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# I know path is pointless, and I will change that (don't worry about backwards compatibility there)
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Target(file="song.mp3", path="~/Music/genre/artist/album")
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```
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"""
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SIMPLE_ATTRIBUTES = {
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"_file": None,
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"_path": None
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}
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COLLECTION_ATTRIBUTES = tuple()
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def __init__(
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self,
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file: str = None,
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path: str = None,
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dynamic: bool = False,
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relative_to_music_dir: bool = False
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) -> None:
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super().__init__(dynamic=dynamic)
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self._file: Path = Path(file)
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self._path: Path = Path(shared.MUSIC_DIR, path) if relative_to_music_dir else Path(path)
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self.is_relative_to_music_dir: bool = relative_to_music_dir
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def __repr__(self) -> str:
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return str(self.file_path)
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@property
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def file_path(self) -> Path:
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return Path(self._path, self._file)
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@property
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def indexing_values(self) -> List[Tuple[str, object]]:
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return [('filepath', self.file_path)]
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@property
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def exists(self) -> bool:
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return self.file_path.is_file()
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@property
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def size(self) -> int:
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"""
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returns the size the downloaded autio takes up in bytes
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returns 0 if the file doesn't exsit
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"""
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if not self.exists:
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return 0
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return self.file_path.stat().st_size
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def create_path(self):
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self._path.mkdir(parents=True, exist_ok=True)
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def copy_content(self, copy_to: "Target"):
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if not self.exists:
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return
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with open(self.file_path, "rb") as read_from:
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copy_to.create_path()
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with open(copy_to.file_path, "wb") as write_to:
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write_to.write(read_from.read())
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def stream_into(self, r: requests.Response, desc: str = None) -> bool:
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if r is None:
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return False
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self.create_path()
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total_size = int(r.headers.get('content-length'))
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with open(self.file_path, 'wb') as f:
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try:
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"""
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https://en.wikipedia.org/wiki/Kilobyte
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> The internationally recommended unit symbol for the kilobyte is kB.
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"""
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with tqdm(total=total_size, unit='B', unit_scale=True, unit_divisor=1024, desc=desc) as t:
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for chunk in r.iter_content(chunk_size=shared.CHUNK_SIZE):
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size = f.write(chunk)
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t.update(size)
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return True
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except requests.exceptions.Timeout:
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shared.DOWNLOAD_LOGGER.error("Stream timed out.")
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return False
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def open(self, file_mode: str, **kwargs) -> TextIO:
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return self.file_path.open(file_mode, **kwargs)
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def delete(self):
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self.file_path.unlink(missing_ok=True)
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