ytptube/app/library/Playlist.py

61 lines
2 KiB
Python

from pathlib import Path
from urllib.parse import quote
from aiohttp.web import HTTPFound, Response
from .ffprobe import ffprobe
from .Utils import StreamingError, calc_download_path, check_id, get_sidecar_subtitles
class Playlist:
_url: str = None
def __init__(self, url: str):
self.url = url
async def make(self, download_path: str, file: str) -> str | Response:
rFile = Path(calc_download_path(base_path=download_path, folder=file, create_path=False))
if not rFile.exists():
possibleFile = check_id(file=rFile)
if not possibleFile:
msg = f"File '{rFile}' does not exist."
raise StreamingError(msg)
return Response(
status=HTTPFound.status_code,
headers={
"Location": f"{self.url}api/player/playlist/{quote(str(possibleFile).replace(download_path, '').strip('/'))}.m3u8"
},
)
try:
ff = await ffprobe(rFile)
except UnicodeDecodeError:
pass
if "duration" not in ff.metadata:
msg = f"Unable to get '{rFile}' duration."
raise StreamingError(msg)
playlist = []
playlist.append("#EXTM3U")
subs = ""
duration: float = float(ff.metadata.get("duration"))
for sub_file in get_sidecar_subtitles(rFile):
lang = sub_file["lang"]
item = sub_file["file"]
name = sub_file["name"]
subs = ',SUBTITLES="subs"'
url = f"{self.url}api/player/m3u8/subtitle/{quote(str(Path(file).with_name(item.name)))}.m3u8?duration={duration}"
playlist.append(
f'#EXT-X-MEDIA:TYPE=SUBTITLES,GROUP-ID="subs",NAME="{name}",DEFAULT=NO,AUTOSELECT=NO,FORCED=NO,LANGUAGE="{lang}",URI="{url}"'
)
playlist.append(f"#EXT-X-STREAM-INF:PROGRAM-ID=1{subs}")
playlist.append(f"{self.url}api/player/m3u8/video/{quote(file)}.m3u8")
return "\n".join(playlist)