forked from platypush/platypush
[media] Support for generic media downloads.
This commit is contained in:
parent
dce6096020
commit
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GPG key ID:
D90FBA7F76362774
7 changed files with 683 additions and 233 deletions
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@ -1,4 +1,5 @@
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from abc import ABC
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from typing import Optional
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from platypush.message.event import Event
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@ -133,24 +134,48 @@ class MediaDownloadEvent(MediaEvent, ABC):
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"""
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def __init__(
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self, *args, player=None, plugin=None, resource=None, target=None, **kwargs
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self,
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*args,
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plugin: str,
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resource: str,
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state: str,
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path: str,
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player: Optional[str] = None,
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size: Optional[int] = None,
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timeout: Optional[int] = None,
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progress: Optional[float] = None,
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started_at: Optional[float] = None,
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ended_at: Optional[float] = None,
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**kwargs
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):
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"""
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:param resource: File name or URI of the downloaded resource
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:type resource: str
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:param target: Target file name or URI of the downloaded resource
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:type target: str
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:param url: Alias for resource
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:param path: Path where the resource is downloaded
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:param state: Download state
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:param size: Size of the downloaded resource in bytes
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:param timeout: Download timeout in seconds
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:param progress: Download progress in percentage, between 0 and 100
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:param started_at: Download start time
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:param ended_at: Download end time
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"""
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super().__init__(
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*args,
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player=player,
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plugin=plugin,
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resource=resource,
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target=target,
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**kwargs
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kwargs.update(
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{
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"resource": resource,
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"path": path,
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"url": resource,
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"state": state,
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"size": size,
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"timeout": timeout,
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"progress": progress,
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"started_at": started_at,
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"ended_at": ended_at,
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}
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)
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super().__init__(*args, player=player, plugin=plugin, **kwargs)
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class MediaDownloadStartedEvent(MediaDownloadEvent):
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"""
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@ -163,12 +188,6 @@ class MediaDownloadProgressEvent(MediaDownloadEvent):
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Event triggered when a media download is in progress.
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"""
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def __init__(self, progress: float, *args, **kwargs):
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"""
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:param progress: Download progress in percentage, between 0 and 100.
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"""
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super().__init__(*args, progress=progress, **kwargs)
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class MediaDownloadCompletedEvent(MediaDownloadEvent):
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"""
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@ -188,4 +207,28 @@ class MediaDownloadErrorEvent(MediaDownloadEvent):
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super().__init__(*args, error=error, **kwargs)
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class MediaDownloadPausedEvent(MediaDownloadEvent):
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"""
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Event triggered when a media download is paused.
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"""
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class MediaDownloadResumedEvent(MediaDownloadEvent):
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"""
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Event triggered when a media download is resumed.
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"""
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class MediaDownloadCancelledEvent(MediaDownloadEvent):
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"""
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Event triggered when a media download is cancelled.
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"""
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class MediaDownloadClearEvent(MediaDownloadEvent):
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"""
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Event triggered when a download is cleared from the queue.
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"""
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# vim:sw=4:ts=4:et:
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@ -1,6 +1,3 @@
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from contextlib import suppress
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from dataclasses import dataclass
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import enum
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import functools
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import inspect
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import json
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@ -10,12 +7,9 @@ import re
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import subprocess
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import tempfile
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import threading
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import time
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from abc import ABC, abstractmethod
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from typing import (
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Callable,
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Dict,
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IO,
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Iterable,
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List,
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Optional,
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@ -28,46 +22,18 @@ import requests
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from platypush.config import Config
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from platypush.context import get_plugin, get_backend
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from platypush.message.event.media import (
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MediaDownloadCompletedEvent,
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MediaDownloadErrorEvent,
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MediaDownloadEvent,
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MediaDownloadProgressEvent,
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MediaDownloadStartedEvent,
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MediaEvent,
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)
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from platypush.message.event.media import MediaEvent
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from platypush.plugins import RunnablePlugin, action
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from platypush.utils import get_default_downloads_dir, get_plugin_name_by_class
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class PlayerState(enum.Enum):
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"""
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Models the possible states of a media player
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"""
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STOP = 'stop'
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PLAY = 'play'
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PAUSE = 'pause'
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IDLE = 'idle'
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@dataclass
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class MediaResource:
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"""
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Models a media resource
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"""
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resource: str
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url: str
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title: Optional[str] = None
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description: Optional[str] = None
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filename: Optional[str] = None
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image: Optional[str] = None
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duration: Optional[float] = None
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channel: Optional[str] = None
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channel_url: Optional[str] = None
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type: Optional[str] = None
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resolution: Optional[str] = None
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from ._download import (
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DownloadState,
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DownloadThread,
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FileDownloadThread,
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YouTubeDownloadThread,
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)
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from ._resource import MediaResource
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from ._state import PlayerState
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class MediaPlugin(RunnablePlugin, ABC):
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@ -233,7 +199,7 @@ class MediaPlugin(RunnablePlugin, ABC):
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media_dirs = []
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player = None
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player_config = {}
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self._download_threads: Dict[Tuple[str, str], threading.Thread] = {}
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self._download_threads: Dict[Tuple[str, str], DownloadThread] = {}
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if self.__class__.__name__ == 'MediaPlugin':
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# Abstract class, initialize with the default configured player
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@ -357,6 +323,7 @@ class MediaPlugin(RunnablePlugin, ABC):
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)
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elif self._is_youtube_resource(resource):
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info = self._get_youtube_info(resource)
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if info:
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url = info.get('url')
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if url:
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resource = url
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@ -420,7 +387,7 @@ class MediaPlugin(RunnablePlugin, ABC):
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@action
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@abstractmethod
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def stop(self, *args, **kwargs):
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def stop(self, *args, **kwargs): # type: ignore
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super().stop()
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@action
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@ -737,15 +704,6 @@ class MediaPlugin(RunnablePlugin, ABC):
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return None
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@action
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def get_youtube_url(self, url, youtube_format: Optional[str] = None):
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youtube_id = self.get_youtube_id(url)
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if youtube_id:
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url = f'https://www.youtube.com/watch?v={youtube_id}'
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return self._get_youtube_info(url, youtube_format=youtube_format).get('url')
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return None
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@action
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def get_youtube_info(self, url):
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# Legacy conversion for Mopidy YouTube URIs
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@ -806,6 +764,7 @@ class MediaPlugin(RunnablePlugin, ABC):
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filename: Optional[str] = None,
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directory: Optional[str] = None,
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timeout: int = 10,
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sync: bool = False,
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youtube_format: Optional[str] = None,
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):
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"""
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@ -820,14 +779,17 @@ class MediaPlugin(RunnablePlugin, ABC):
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- :class:`platypush.message.event.media.MediaDownloadStartedEvent`
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- :class:`platypush.message.event.media.MediaDownloadProgressEvent`
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- :class:`platypush.message.event.media.MediaDownloadErrorEvent`
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- :class:`platypush.message.event.media.MediaDownloadFinishedEvent`
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- :class:`platypush.message.event.media.MediaDownloadPausedEvent`
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- :class:`platypush.message.event.media.MediaDownloadResumedEvent`
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- :class:`platypush.message.event.media.MediaDownloadCancelledEvent`
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- :class:`platypush.message.event.media.MediaDownloadCompletedEvent`
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:param url: Media URL.
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:param filename: Media filename (default: inferred from the URL basename).
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:param directory: Destination directory (default: ``download_dir``).
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:param timeout: Network timeout in seconds (default: 10).
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:param youtube: Set to True if the URL is a YouTube video, or any other
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URL compatible with yt-dlp.
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:param sync: If set to True, the download will be synchronous and the
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action will return only when the download is completed.
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:param youtube_format: Override the default YouTube format selection.
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:return: The absolute path to the downloaded file.
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"""
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@ -836,14 +798,124 @@ class MediaPlugin(RunnablePlugin, ABC):
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)
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if self._is_youtube_resource(url):
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self._download_youtube_url(
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url, path, timeout=timeout, youtube_format=youtube_format
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dl_thread = self._download_youtube_url(
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url, path, youtube_format=youtube_format
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)
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else:
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self._download_url(url, path, timeout=timeout)
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dl_thread = self._download_url(url, path, timeout=timeout)
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if sync:
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dl_thread.join()
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return path
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@action
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def pause_download(self, url: Optional[str] = None, path: Optional[str] = None):
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"""
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Pause a download in progress.
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Either the URL or the path must be specified.
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:param url: URL of the download.
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:param path: Path of the download (default: any path associated with the URL).
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"""
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for thread in self._get_downloads(url=url, path=path):
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thread.pause()
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@action
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def resume_download(self, url: Optional[str] = None, path: Optional[str] = None):
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"""
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Resume a paused download.
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Either the URL or the path must be specified.
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:param url: URL of the download.
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:param path: Path of the download (default: any path associated with the URL).
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"""
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for thread in self._get_downloads(url=url, path=path):
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thread.resume()
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@action
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def cancel_download(self, url: Optional[str] = None, path: Optional[str] = None):
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"""
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Cancel a download in progress.
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Either the URL or the path must be specified.
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:param url: URL of the download.
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:param path: Path of the download (default: any path associated with the URL).
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"""
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for thread in self._get_downloads(url=url, path=path):
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thread.stop()
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@action
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def clear_downloads(self, url: Optional[str] = None, path: Optional[str] = None):
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"""
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Clear completed/cancelled downloads from the queue.
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:param url: URL of the download (default: all downloads).
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:param path: Path of the download (default: any path associated with the URL).
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"""
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threads = (
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self._get_downloads(url=url, path=path)
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if url
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else list(self._download_threads.values())
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)
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for thread in threads:
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if thread.state not in (DownloadState.COMPLETED, DownloadState.CANCELLED):
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continue
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dl = self._download_threads.pop((thread.url, thread.path), None)
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if dl:
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dl.clear()
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@action
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def get_downloads(self, url: Optional[str] = None, path: Optional[str] = None):
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"""
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Get the download threads.
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:param url: URL of the download (default: all downloads).
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:param path: Path of the download (default: any path associated with the URL).
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:return: .. schema:: media.download.MediaDownloadSchema(many=True)
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"""
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from platypush.schemas.media.download import MediaDownloadSchema
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return MediaDownloadSchema().dump(
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(
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self._get_downloads(url=url, path=path)
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if url
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else list(self._download_threads.values())
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),
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many=True,
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)
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def _get_downloads(self, url: Optional[str] = None, path: Optional[str] = None):
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assert url or path, 'URL or path must be specified'
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threads = []
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if url and path:
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path = os.path.expanduser(path)
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thread = self._download_threads.get((url, path))
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if thread:
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threads = [thread]
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elif url:
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threads = [
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thread
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for (url_, _), thread in self._download_threads.items()
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if url_ == url
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]
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elif path:
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path = os.path.expanduser(path)
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threads = [
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thread
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for (_, path_), thread in self._download_threads.items()
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if path_ == path
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]
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assert threads, f'No matching downloads found for [url={url}, path={path}]'
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return threads
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def _get_download_path(
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self,
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url: str,
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@ -883,142 +955,46 @@ class MediaPlugin(RunnablePlugin, ABC):
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return os.path.join(directory, filename)
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def _download_url(self, url: str, path: str, timeout: int):
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r = requests.get(url, timeout=timeout, stream=True)
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r.raise_for_status()
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download_thread = threading.Thread(
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target=self._download_url_thread,
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args=(r, open(path, 'wb')), # pylint: disable=consider-using-with
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def _download_url(self, url: str, path: str, timeout: int) -> FileDownloadThread:
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download_thread = FileDownloadThread(
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url=url,
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path=path,
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timeout=timeout,
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on_start=self._on_download_start,
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post_event=self._post_event,
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stop_event=self._should_stop,
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)
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download_thread.start()
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self._download_threads[url, path] = download_thread
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self._start_download(download_thread)
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return download_thread
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def _download_youtube_url(
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self, url: str, path: str, timeout: int, youtube_format: Optional[str] = None
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):
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ytdl_cmd = [
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self._ytdl,
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*(
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['-f', youtube_format or self.youtube_format]
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if youtube_format or self.youtube_format
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else []
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),
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url,
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'-o',
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'-',
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]
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self.logger.info('Executing command %r', ytdl_cmd)
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download_thread = threading.Thread(
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target=self._download_youtube_url_thread,
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args=(
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subprocess.Popen( # pylint: disable=consider-using-with
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ytdl_cmd, stdout=subprocess.PIPE
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),
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open(path, 'wb'), # pylint: disable=consider-using-with
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url,
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),
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kwargs={'timeout': timeout},
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)
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download_thread.start()
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self._download_threads[url, path] = download_thread
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def _download_url_thread(self, response: requests.Response, f: IO):
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def on_close():
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with suppress(IOError, OSError, requests.exceptions.RequestException):
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response.close()
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size = int(response.headers.get('Content-Length', 0)) or None
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self._download_thread_wrapper(
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iterator=lambda: response.iter_content(chunk_size=8192),
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f=f,
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url=response.url,
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size=size,
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on_close=on_close,
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)
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def _download_youtube_url_thread(
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self, proc: subprocess.Popen, f: IO, url: str, timeout: int
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):
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def read():
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if not proc.stdout:
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return b''
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return proc.stdout.read(8192)
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def on_close():
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with suppress(IOError, OSError):
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proc.terminate()
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proc.wait(timeout=5)
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if proc.returncode is None:
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proc.kill()
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proc_start = time.time()
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while not proc.stdout:
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if time.time() - proc_start > timeout:
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self.logger.warning('yt-dlp process timed out')
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on_close()
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return
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self.wait_stop(1)
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self._download_thread_wrapper(
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iterator=lambda: iter(read, b''),
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f=f,
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self, url: str, path: str, youtube_format: Optional[str] = None
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) -> YouTubeDownloadThread:
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download_thread = YouTubeDownloadThread(
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url=url,
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size=None,
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on_close=on_close,
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path=path,
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ytdl=self._ytdl,
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youtube_format=youtube_format or self.youtube_format,
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on_start=self._on_download_start,
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post_event=self._post_event,
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stop_event=self._should_stop,
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)
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def _download_thread_wrapper(
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self,
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iterator: Callable[[], Iterable[bytes]],
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f: IO,
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url: str,
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size: Optional[int],
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on_close: Callable[[], None] = lambda: None,
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):
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def post_event(event_type: Type[MediaDownloadEvent], **kwargs):
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self._post_event(event_type, resource=url, path=f.name, **kwargs)
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self._start_download(download_thread)
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return download_thread
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||||
if (url, f.name) in self._download_threads:
|
||||
def _on_download_start(self, thread: DownloadThread):
|
||||
self._download_threads[thread.url, thread.path] = thread
|
||||
|
||||
def _start_download(self, thread: DownloadThread):
|
||||
if (thread.url, thread.path) in self._download_threads:
|
||||
self.logger.warning(
|
||||
'A download of %s to %s is already in progress', url, f.name
|
||||
'A download of %s to %s is already in progress', thread.url, thread.path
|
||||
)
|
||||
return
|
||||
|
||||
interrupted = False
|
||||
|
||||
try:
|
||||
self._post_event(MediaDownloadStartedEvent, resource=url, path=f.name)
|
||||
last_percent = 0
|
||||
|
||||
for chunk in iterator():
|
||||
if not chunk or self.should_stop():
|
||||
interrupted = self.should_stop()
|
||||
break
|
||||
|
||||
f.write(chunk)
|
||||
percent = f.tell() / size * 100 if size else 0
|
||||
if percent and percent - last_percent > 1:
|
||||
post_event(MediaDownloadProgressEvent, progress=percent)
|
||||
last_percent = percent
|
||||
|
||||
if not interrupted:
|
||||
post_event(MediaDownloadCompletedEvent)
|
||||
except Exception as e:
|
||||
self.logger.warning('Error while downloading URL: %s', e)
|
||||
post_event(MediaDownloadErrorEvent, error=str(e))
|
||||
finally:
|
||||
on_close()
|
||||
|
||||
with suppress(IOError, OSError):
|
||||
f.close()
|
||||
|
||||
self._download_threads.pop((url, f.name), None)
|
||||
thread.start()
|
||||
|
||||
def _post_event(self, event_type: Type[MediaEvent], **kwargs):
|
||||
evt = event_type(
|
||||
|
|
@ -1052,4 +1028,11 @@ class MediaPlugin(RunnablePlugin, ABC):
|
|||
self.wait_stop()
|
||||
|
||||
|
||||
__all__ = [
|
||||
'DownloadState',
|
||||
'MediaPlugin',
|
||||
'PlayerState',
|
||||
]
|
||||
|
||||
|
||||
# vim:sw=4:ts=4:et:
|
||||
|
|
|
|||
341
platypush/plugins/media/_download.py
Normal file
341
platypush/plugins/media/_download.py
Normal file
|
|
@ -0,0 +1,341 @@
|
|||
from abc import ABC, abstractmethod
|
||||
from contextlib import suppress
|
||||
from enum import Enum
|
||||
import json
|
||||
import logging
|
||||
import signal
|
||||
import subprocess
|
||||
import threading
|
||||
import time
|
||||
from typing import Any, Callable, Optional, Type
|
||||
|
||||
import requests
|
||||
|
||||
from platypush.message.event.media import (
|
||||
MediaDownloadCancelledEvent,
|
||||
MediaDownloadClearEvent,
|
||||
MediaDownloadCompletedEvent,
|
||||
MediaDownloadErrorEvent,
|
||||
MediaDownloadEvent,
|
||||
MediaDownloadPausedEvent,
|
||||
MediaDownloadProgressEvent,
|
||||
MediaDownloadResumedEvent,
|
||||
MediaDownloadStartedEvent,
|
||||
)
|
||||
|
||||
from platypush.utils import wait_for_either
|
||||
|
||||
|
||||
class DownloadState(Enum):
|
||||
"""
|
||||
Enum that represents the status of a download.
|
||||
"""
|
||||
|
||||
IDLE = 'idle'
|
||||
STARTED = 'started'
|
||||
DOWNLOADING = 'downloading'
|
||||
PAUSED = 'paused'
|
||||
COMPLETED = 'completed'
|
||||
CANCELLED = 'cancelled'
|
||||
ERROR = 'error'
|
||||
|
||||
|
||||
class DownloadThread(threading.Thread, ABC):
|
||||
"""
|
||||
Thread that downloads a URL to a file.
|
||||
"""
|
||||
|
||||
_progress_update_interval = 1
|
||||
""" Throttle the progress updates to this interval, in seconds. """
|
||||
|
||||
def __init__(
|
||||
self,
|
||||
path: str,
|
||||
url: str,
|
||||
post_event: Callable,
|
||||
size: Optional[int] = None,
|
||||
timeout: Optional[int] = 10,
|
||||
on_start: Callable[['DownloadThread'], None] = lambda _: None,
|
||||
on_close: Callable[['DownloadThread'], None] = lambda _: None,
|
||||
stop_event: Optional[threading.Event] = None,
|
||||
):
|
||||
super().__init__(name=f'DownloadThread-{path}')
|
||||
self.path = path
|
||||
self.url = url
|
||||
self.size = size
|
||||
self.timeout = timeout
|
||||
self.state = DownloadState.IDLE
|
||||
self.progress = None
|
||||
self.started_at = None
|
||||
self.ended_at = None
|
||||
self._upstream_stop_event = stop_event or threading.Event()
|
||||
self._stop_event = threading.Event()
|
||||
self._post_event = post_event
|
||||
self._on_start = on_start
|
||||
self._on_close = on_close
|
||||
self._paused = threading.Event()
|
||||
self._downloading = threading.Event()
|
||||
self._last_progress_update_time = 0
|
||||
self.logger = logging.getLogger(__name__)
|
||||
|
||||
def should_stop(self) -> bool:
|
||||
return self._stop_event.is_set() or self._upstream_stop_event.is_set()
|
||||
|
||||
@abstractmethod
|
||||
def _run(self) -> bool:
|
||||
pass
|
||||
|
||||
def pause(self):
|
||||
self.state = DownloadState.PAUSED
|
||||
self._paused.set()
|
||||
self._downloading.clear()
|
||||
self.post_event(MediaDownloadPausedEvent)
|
||||
|
||||
def resume(self):
|
||||
self.state = DownloadState.DOWNLOADING
|
||||
self._paused.clear()
|
||||
self._downloading.set()
|
||||
self.post_event(MediaDownloadResumedEvent)
|
||||
|
||||
def run(self):
|
||||
super().run()
|
||||
interrupted = False
|
||||
|
||||
try:
|
||||
self.on_start()
|
||||
interrupted = not self._run()
|
||||
|
||||
if interrupted:
|
||||
self.state = DownloadState.CANCELLED
|
||||
else:
|
||||
self.state = DownloadState.COMPLETED
|
||||
except Exception as e:
|
||||
self.state = DownloadState.ERROR
|
||||
self.post_event(MediaDownloadErrorEvent, error=str(e))
|
||||
self.logger.warning('Error while downloading URL: %s', e)
|
||||
finally:
|
||||
self.on_close()
|
||||
|
||||
def stop(self):
|
||||
self.state = DownloadState.CANCELLED
|
||||
self._stop_event.set()
|
||||
self._downloading.clear()
|
||||
|
||||
def on_start(self):
|
||||
self.state = DownloadState.STARTED
|
||||
self.started_at = time.time()
|
||||
self.post_event(MediaDownloadStartedEvent)
|
||||
self._on_start(self)
|
||||
|
||||
def on_close(self):
|
||||
self.ended_at = time.time()
|
||||
if self.state == DownloadState.CANCELLED:
|
||||
self.post_event(MediaDownloadCancelledEvent)
|
||||
elif self.state == DownloadState.COMPLETED:
|
||||
self.post_event(MediaDownloadCompletedEvent)
|
||||
|
||||
self._on_close(self)
|
||||
|
||||
def clear(self):
|
||||
if self.state not in (DownloadState.COMPLETED, DownloadState.CANCELLED):
|
||||
self.logger.info(
|
||||
'Download thread for %s is still active, stopping', self.url
|
||||
)
|
||||
|
||||
self.stop()
|
||||
self.join(timeout=10)
|
||||
|
||||
self.post_event(MediaDownloadClearEvent)
|
||||
|
||||
def post_event(self, event_type: Type[MediaDownloadEvent], **kwargs):
|
||||
kwargs = {
|
||||
'resource': self.url,
|
||||
'path': self.path,
|
||||
'state': self.state.value,
|
||||
'size': self.size,
|
||||
'timeout': self.timeout,
|
||||
'progress': self.progress,
|
||||
'started_at': self.started_at,
|
||||
'ended_at': self.ended_at,
|
||||
**kwargs,
|
||||
}
|
||||
|
||||
self._post_event(event_type, **kwargs)
|
||||
|
||||
def __setattr__(self, name: str, value: Optional[Any], /) -> None:
|
||||
if name == 'progress' and value is not None:
|
||||
if value < 0 or value > 100:
|
||||
self.logger.debug('Invalid progress value:%s', value)
|
||||
return
|
||||
|
||||
prev_progress = getattr(self, 'progress', None)
|
||||
|
||||
if prev_progress is None or (
|
||||
int(prev_progress) != int(value)
|
||||
and (
|
||||
time.time() - self._last_progress_update_time
|
||||
>= self._progress_update_interval
|
||||
)
|
||||
):
|
||||
value = round(value, 2)
|
||||
self._last_progress_update_time = time.time()
|
||||
self.post_event(MediaDownloadProgressEvent, progress=value)
|
||||
|
||||
super().__setattr__(name, value)
|
||||
|
||||
|
||||
class FileDownloadThread(DownloadThread):
|
||||
"""
|
||||
Thread that downloads a generic URL to a file.
|
||||
"""
|
||||
|
||||
def _run(self):
|
||||
interrupted = False
|
||||
|
||||
with requests.get(self.url, timeout=self.timeout, stream=True) as response:
|
||||
response.raise_for_status()
|
||||
self.size = int(response.headers.get('Content-Length', 0)) or None
|
||||
|
||||
with open(self.path, 'wb') as f:
|
||||
self.on_start()
|
||||
|
||||
for chunk in response.iter_content(chunk_size=8192):
|
||||
if not chunk or self.should_stop():
|
||||
interrupted = self.should_stop()
|
||||
if interrupted:
|
||||
self.stop()
|
||||
|
||||
break
|
||||
|
||||
self.state = DownloadState.DOWNLOADING
|
||||
f.write(chunk)
|
||||
percent = f.tell() / self.size * 100 if self.size else 0
|
||||
self.progress = percent
|
||||
|
||||
if self._paused.is_set():
|
||||
wait_for_either(self._downloading, self._stop_event)
|
||||
|
||||
return not interrupted
|
||||
|
||||
|
||||
class YouTubeDownloadThread(DownloadThread):
|
||||
"""
|
||||
Thread that downloads a YouTube URL to a file.
|
||||
"""
|
||||
|
||||
def __init__(
|
||||
self, *args, ytdl: str, youtube_format: Optional[str] = None, **kwargs
|
||||
):
|
||||
super().__init__(*args, **kwargs)
|
||||
self._ytdl = ytdl
|
||||
self._youtube_format = youtube_format
|
||||
self._proc = None
|
||||
self._proc_lock = threading.Lock()
|
||||
|
||||
def _parse_progress(self, line: str):
|
||||
try:
|
||||
progress = json.loads(line)
|
||||
except json.JSONDecodeError:
|
||||
return
|
||||
|
||||
status = progress.get('status')
|
||||
if not status:
|
||||
return
|
||||
|
||||
if status == 'finished':
|
||||
self.progress = 100
|
||||
return
|
||||
|
||||
if status == 'paused':
|
||||
self.state = DownloadState.PAUSED
|
||||
elif status == 'downloading':
|
||||
self.state = DownloadState.DOWNLOADING
|
||||
|
||||
self.size = int(progress.get('total_bytes_estimate', 0)) or self.size
|
||||
if self.size:
|
||||
downloaded = int(progress.get('downloaded_bytes', 0))
|
||||
self.progress = (downloaded / self.size) * 100
|
||||
|
||||
def _run(self):
|
||||
ytdl_cmd = [
|
||||
self._ytdl,
|
||||
'--newline',
|
||||
'--progress',
|
||||
'--progress-delta',
|
||||
str(self._progress_update_interval),
|
||||
'--progress-template',
|
||||
'%(progress)j',
|
||||
*(['-f', self._youtube_format] if self._youtube_format else []),
|
||||
self.url,
|
||||
'-o',
|
||||
self.path,
|
||||
]
|
||||
|
||||
self.logger.info('Executing command %r', ytdl_cmd)
|
||||
err = None
|
||||
|
||||
with subprocess.Popen(ytdl_cmd, stdout=subprocess.PIPE) as self._proc:
|
||||
if self._proc.stdout:
|
||||
for line in self._proc.stdout:
|
||||
self.logger.debug(
|
||||
'%s output: %s', self._ytdl, line.decode().strip()
|
||||
)
|
||||
|
||||
self._parse_progress(line.decode())
|
||||
|
||||
if self.should_stop():
|
||||
self.stop()
|
||||
return self._proc.returncode == 0
|
||||
|
||||
if self._paused.is_set():
|
||||
wait_for_either(self._downloading, self._stop_event)
|
||||
|
||||
if self._proc.returncode != 0:
|
||||
err = self._proc.stderr.read().decode() if self._proc.stderr else None
|
||||
raise RuntimeError(
|
||||
f'{self._ytdl} failed with return code {self._proc.returncode}: {err}'
|
||||
)
|
||||
|
||||
return True
|
||||
|
||||
def pause(self):
|
||||
with self._proc_lock:
|
||||
if self._proc:
|
||||
self._proc.send_signal(signal.SIGSTOP)
|
||||
|
||||
super().pause()
|
||||
|
||||
def resume(self):
|
||||
with self._proc_lock:
|
||||
if self._proc:
|
||||
self._proc.send_signal(signal.SIGCONT)
|
||||
|
||||
super().resume()
|
||||
|
||||
def stop(self):
|
||||
state = None
|
||||
|
||||
with suppress(IOError, OSError), self._proc_lock:
|
||||
if self._proc:
|
||||
if self._proc.poll() is None:
|
||||
self._proc.terminate()
|
||||
self._proc.wait(timeout=3)
|
||||
if self._proc.returncode is None:
|
||||
self._proc.kill()
|
||||
|
||||
state = DownloadState.CANCELLED
|
||||
elif self._proc.returncode != 0:
|
||||
state = DownloadState.ERROR
|
||||
else:
|
||||
state = DownloadState.COMPLETED
|
||||
|
||||
self._proc = None
|
||||
|
||||
super().stop()
|
||||
|
||||
if state:
|
||||
self.state = state
|
||||
|
||||
def on_close(self):
|
||||
self.stop()
|
||||
super().on_close()
|
||||
21
platypush/plugins/media/_resource.py
Normal file
21
platypush/plugins/media/_resource.py
Normal file
|
|
@ -0,0 +1,21 @@
|
|||
from dataclasses import dataclass
|
||||
from typing import Optional
|
||||
|
||||
|
||||
@dataclass
|
||||
class MediaResource:
|
||||
"""
|
||||
Models a media resource
|
||||
"""
|
||||
|
||||
resource: str
|
||||
url: str
|
||||
title: Optional[str] = None
|
||||
description: Optional[str] = None
|
||||
filename: Optional[str] = None
|
||||
image: Optional[str] = None
|
||||
duration: Optional[float] = None
|
||||
channel: Optional[str] = None
|
||||
channel_url: Optional[str] = None
|
||||
type: Optional[str] = None
|
||||
resolution: Optional[str] = None
|
||||
12
platypush/plugins/media/_state.py
Normal file
12
platypush/plugins/media/_state.py
Normal file
|
|
@ -0,0 +1,12 @@
|
|||
import enum
|
||||
|
||||
|
||||
class PlayerState(enum.Enum):
|
||||
"""
|
||||
Models the possible states of a media player
|
||||
"""
|
||||
|
||||
STOP = 'stop'
|
||||
PLAY = 'play'
|
||||
PAUSE = 'pause'
|
||||
IDLE = 'idle'
|
||||
|
|
@ -179,21 +179,6 @@ class MediaKodiPlugin(MediaPlugin):
|
|||
:param resource: URL or path to the media to be played
|
||||
"""
|
||||
|
||||
youtube_id = self.get_youtube_id(resource)
|
||||
if youtube_id:
|
||||
try:
|
||||
resource = self.get_youtube_url(youtube_id).output
|
||||
except Exception as e:
|
||||
self.logger.warning(
|
||||
'youtube-dl error, falling back to Kodi YouTube plugin: {}'.format(
|
||||
str(e)
|
||||
)
|
||||
)
|
||||
resource = (
|
||||
'plugin://plugin.video.youtube/?action=play_video&videoid='
|
||||
+ youtube_id
|
||||
)
|
||||
|
||||
if resource.startswith('file://'):
|
||||
resource = resource[7:]
|
||||
|
||||
|
|
@ -585,7 +570,7 @@ class MediaKodiPlugin(MediaPlugin):
|
|||
:type position: float
|
||||
:param player_id: ID of the target player (default: configured/current player).
|
||||
"""
|
||||
return self.seek(position=position, player_id=player_id, *args, **kwargs)
|
||||
return self.seek(*args, position=position, player_id=player_id, **kwargs)
|
||||
|
||||
@action
|
||||
def back(self, offset=30, player_id=None, *args, **kwargs):
|
||||
|
|
|
|||
65
platypush/schemas/media/download.py
Normal file
65
platypush/schemas/media/download.py
Normal file
|
|
@ -0,0 +1,65 @@
|
|||
from marshmallow import fields
|
||||
from marshmallow.schema import Schema
|
||||
|
||||
from platypush.plugins.media import DownloadState
|
||||
from platypush.schemas import DateTime
|
||||
|
||||
|
||||
class MediaDownloadSchema(Schema):
|
||||
"""
|
||||
Media download schema.
|
||||
"""
|
||||
|
||||
url = fields.URL(
|
||||
required=True,
|
||||
metadata={
|
||||
"description": "Download URL",
|
||||
"example": "https://example.com/video.mp4",
|
||||
},
|
||||
)
|
||||
|
||||
path = fields.String(
|
||||
required=True,
|
||||
metadata={
|
||||
"description": "Download path",
|
||||
"example": "/path/to/download/video.mp4",
|
||||
},
|
||||
)
|
||||
|
||||
state = fields.Enum(
|
||||
DownloadState,
|
||||
required=True,
|
||||
metadata={
|
||||
"description": "Download state",
|
||||
},
|
||||
)
|
||||
|
||||
size = fields.Integer(
|
||||
nullable=True,
|
||||
metadata={
|
||||
"description": "Download size (bytes)",
|
||||
"example": 1024,
|
||||
},
|
||||
)
|
||||
|
||||
timeout = fields.Integer(
|
||||
nullable=True,
|
||||
metadata={
|
||||
"description": "Download timeout (seconds)",
|
||||
"example": 60,
|
||||
},
|
||||
)
|
||||
|
||||
started_at = DateTime(
|
||||
nullable=True,
|
||||
metadata={
|
||||
"description": "Download start time",
|
||||
},
|
||||
)
|
||||
|
||||
ended_at = DateTime(
|
||||
nullable=True,
|
||||
metadata={
|
||||
"description": "Download end time",
|
||||
},
|
||||
)
|
||||
Loading…
Reference in a new issue