forked from platypush/platypush
Refactored torrent module
This commit is contained in:
parent
a4f80d4622
commit
286eb431f0
3 changed files with 91 additions and 130 deletions
|
@ -46,15 +46,6 @@ class TorrentStateChangeEvent(TorrentEvent):
|
|||
super().__init__(*args, **kwargs)
|
||||
|
||||
|
||||
class TorrentStateChangeEvent(TorrentEvent):
|
||||
"""
|
||||
Event triggered upon torrent state change
|
||||
"""
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
super().__init__(*args, **kwargs)
|
||||
|
||||
|
||||
class TorrentDownloadCompletedEvent(TorrentEvent):
|
||||
"""
|
||||
Event triggered upon torrent state change
|
||||
|
@ -74,4 +65,3 @@ class TorrentDownloadStopEvent(TorrentEvent):
|
|||
|
||||
|
||||
# vim:sw=4:ts=4:et:
|
||||
|
||||
|
|
|
@ -155,7 +155,7 @@ class MediaMplayerPlugin(MediaPlugin):
|
|||
self._init_mplayer(mplayer_args)
|
||||
else:
|
||||
if not self._mplayer:
|
||||
raise RuntimeError('MPlayer is not running')
|
||||
self.logger.warning('MPlayer is not running')
|
||||
|
||||
cmd = '{}{}{}{}\n'.format(
|
||||
prefix + ' ' if prefix else '',
|
||||
|
@ -249,8 +249,7 @@ class MediaMplayerPlugin(MediaPlugin):
|
|||
if resource.startswith('file://'):
|
||||
resource = resource[7:]
|
||||
elif resource.startswith('magnet:?'):
|
||||
torrent_plugin = get_plugin('media.webtorrent')
|
||||
return torrent_plugin.play(resource)
|
||||
return get_plugin('media.webtorrent').play(resource)
|
||||
|
||||
return self._exec('loadfile', resource, mplayer_args=mplayer_args)
|
||||
|
||||
|
|
|
@ -1,14 +1,17 @@
|
|||
import datetime
|
||||
import os
|
||||
import select
|
||||
import subprocess
|
||||
import tempfile
|
||||
import threading
|
||||
import time
|
||||
|
||||
from platypush.config import Config
|
||||
from platypush.context import get_bus, get_plugin
|
||||
from platypush.message.response import Response
|
||||
from platypush.plugins.media import PlayerState, MediaPlugin
|
||||
from platypush.message.event.media import MediaPlayEvent, MediaPauseEvent, \
|
||||
MediaStopEvent, NewPlayingMediaEvent
|
||||
from platypush.message.event.torrent import TorrentDownloadStartEvent, \
|
||||
TorrentDownloadCompletedEvent
|
||||
|
||||
from platypush.plugins import action
|
||||
from platypush.utils import find_bins_in_path
|
||||
|
@ -26,39 +29,19 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
``npm install -g BlackLight/webtorrent-cli`` as my fork contains
|
||||
the ``--[player]-args`` options to pass custom arguments to your
|
||||
installed player)
|
||||
* A media plugin configured for streaming (e.g. media.mplayer
|
||||
or media.omxplayer)
|
||||
"""
|
||||
|
||||
_supported_media_plugins = { 'media.mplayer', 'media.omxplayer' }
|
||||
_supported_webtorrent_players = {'airplay', 'chromecast', 'mplayer',
|
||||
'mpv', 'omxplayer', 'vlc', 'xbmc'}
|
||||
|
||||
# Download at least 10 MBs before starting streaming
|
||||
_download_size_before_streaming = 10 * 2**20
|
||||
|
||||
def __init__(self, player_type=None, player_args=None, webtorrent_bin=None,
|
||||
*args, **kwargs):
|
||||
def __init__(self, webtorrent_bin=None, *args, **kwargs):
|
||||
"""
|
||||
Create the webtorrent wrapper
|
||||
|
||||
:param player_type: Player type to be used for streaming. Check
|
||||
https://www.npmjs.com/package/webtorrent for a full list of the
|
||||
supported players. If no player is specified then it will search in
|
||||
your Platypush configuration for any enabled and supported media
|
||||
plugin (either ``media.mplayer`` or ``media.omxplayer``) to
|
||||
configure the streaming player. Currently supported options:
|
||||
- airplay
|
||||
- chromecast
|
||||
- mplayer
|
||||
- mpv
|
||||
- omxlayer
|
||||
- vlc
|
||||
- xbmc
|
||||
|
||||
:type player_type: str
|
||||
|
||||
:param player_args: Extra arguments to pass to the player as a list.
|
||||
For mplayer, vlc, omxplayer and mpv this will be a list of extra
|
||||
arguments to be passed to the executable (e.g. fullscreen, volume,
|
||||
audio sink etc.).
|
||||
:type player_args: list[str]
|
||||
media.webtorrent will use the default media player plugin you have
|
||||
configured (e.g. mplayer, omxplayer) to stream the torrent.
|
||||
|
||||
:param webtorrent_bin: Path to your webtorrent executable. If not set,
|
||||
then Platypush will search for the right executable in your PATH
|
||||
|
@ -68,11 +51,12 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
super().__init__(*args, **kwargs)
|
||||
|
||||
self._init_webtorrent_bin(webtorrent_bin=webtorrent_bin)
|
||||
self._init_media_player(player_type=player_type,
|
||||
player_args=player_args or [])
|
||||
self._init_media_player()
|
||||
|
||||
|
||||
def _init_webtorrent_bin(self, webtorrent_bin=None):
|
||||
self._webtorrent_process = None
|
||||
|
||||
if not webtorrent_bin:
|
||||
bin_name = 'webtorrent.exe' if os.name == 'nt' else 'webtorrent'
|
||||
bins = find_bins_in_path(bin_name)
|
||||
|
@ -94,89 +78,59 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
|
||||
self.webtorrent_bin = webtorrent_bin
|
||||
|
||||
def _init_media_player(self, player_type, player_args):
|
||||
if player_type is None:
|
||||
media_plugin = None
|
||||
plugin_name = None
|
||||
def _init_media_player(self):
|
||||
self._media_plugin = None
|
||||
plugin_name = None
|
||||
|
||||
for plugin_name in self._supported_media_plugins:
|
||||
try:
|
||||
media_plugin = get_plugin(plugin_name)
|
||||
for plugin_name in self._supported_media_plugins:
|
||||
try:
|
||||
if Config.get(plugin_name):
|
||||
self._media_plugin = get_plugin(plugin_name)
|
||||
break
|
||||
except:
|
||||
pass
|
||||
|
||||
if not media_plugin:
|
||||
raise RuntimeError(('No media player specified and no ' +
|
||||
'compatible media plugin configured - ' +
|
||||
'supported media plugins: {}').format(
|
||||
self._supported_media_plugins))
|
||||
|
||||
self.player_type = plugin_name[len('media.'):]
|
||||
self.player_args = media_plugin.args
|
||||
else:
|
||||
if player_type not in self._supported_webtorrent_players:
|
||||
raise RuntimeError(('{} is not a supported player (supported ' +
|
||||
'players: {})').format(
|
||||
player_type,
|
||||
self._supported_webtorrent_players))
|
||||
|
||||
self.player_type = player_type
|
||||
self.player_args = player_args or []
|
||||
|
||||
if not self.player_args:
|
||||
try:
|
||||
plugin = get_plugin('media.' + player_type)
|
||||
self.player_args = plugin.args
|
||||
except:
|
||||
pass
|
||||
|
||||
self._player = None
|
||||
|
||||
|
||||
def _start_webtorrent(self, resource):
|
||||
if self._player:
|
||||
try:
|
||||
self.quit()
|
||||
except:
|
||||
self.logger.debug('Failed to quit the previous instance: {}'.
|
||||
format(str))
|
||||
|
||||
webtorrent_args = [self.webtorrent_bin, '--' + self.player_type,
|
||||
resource]
|
||||
|
||||
if self.player_args:
|
||||
webtorrent_args += ['--' + self.player_type + "-args='" + \
|
||||
repr(' '.join(self.player_args)) + "'"]
|
||||
|
||||
popen_args = {
|
||||
'stdin': subprocess.PIPE,
|
||||
'stdout': subprocess.PIPE,
|
||||
}
|
||||
|
||||
if self._env:
|
||||
popen_args['env'] = self._env
|
||||
else:
|
||||
try:
|
||||
plugin = get_plugin('media.' + player_type)
|
||||
if plugin._env:
|
||||
popen_args['env'] = plugin._env
|
||||
except:
|
||||
pass
|
||||
|
||||
self._player = subprocess.Popen(webtorrent_args, **popen_args)
|
||||
if not self._media_plugin:
|
||||
raise RuntimeError(('No media player specified and no ' +
|
||||
'compatible media plugin configured - ' +
|
||||
'supported media plugins: {}').format(
|
||||
self._supported_media_plugins))
|
||||
|
||||
def _process_monitor(self):
|
||||
|
||||
def _process_monitor(self, resource, output_file):
|
||||
def _thread():
|
||||
if not self._player:
|
||||
if not self._webtorrent_process:
|
||||
return
|
||||
|
||||
self._player.wait()
|
||||
get_bus().post(MediaStopEvent())
|
||||
self._player = None
|
||||
bus = get_bus()
|
||||
bus.post(TorrentDownloadStartEvent(resource=resource))
|
||||
|
||||
while True:
|
||||
try:
|
||||
if os.path.getsize(output_file) > \
|
||||
self._download_size_before_streaming:
|
||||
break
|
||||
except FileNotFoundError:
|
||||
pass
|
||||
|
||||
self._media_plugin.play(output_file)
|
||||
self._webtorrent_process.wait()
|
||||
bus.post(TorrentDownloadCompletedEvent(resource=resource))
|
||||
self._webtorrent_process = None
|
||||
|
||||
return _thread
|
||||
|
||||
|
||||
def _get_torrent_download_path(self):
|
||||
if self._media_plugin.download_dir:
|
||||
# TODO set proper file name based on the torrent metadata
|
||||
return os.path.join(self._media_plugin.download_dir,
|
||||
'torrent_media_' + datetime.datetime.
|
||||
today().strftime('%Y-%m-%d_%H-%M-%S-%f'))
|
||||
else:
|
||||
return tempfile.NamedTemporaryFile(delete=False).name
|
||||
|
||||
|
||||
@action
|
||||
def play(self, resource):
|
||||
"""
|
||||
|
@ -187,10 +141,25 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
:type resource: str
|
||||
"""
|
||||
|
||||
self._start_webtorrent(resource)
|
||||
bus = get_bus()
|
||||
bus.post(NewPlayingMediaEvent(resource=resource))
|
||||
threading.Thread(target=self._process_monitor()).start()
|
||||
if self._webtorrent_process:
|
||||
try:
|
||||
self.quit()
|
||||
except:
|
||||
self.logger.debug('Failed to quit the previous instance: {}'.
|
||||
format(str))
|
||||
|
||||
output_file = self._get_torrent_download_path()
|
||||
webtorrent_args = [self.webtorrent_bin, '--stdout', resource]
|
||||
|
||||
with open(output_file, 'w') as f:
|
||||
self._webtorrent_process = subprocess.Popen(webtorrent_args,
|
||||
stdout=f)
|
||||
|
||||
threading.Thread(target=self._process_monitor(
|
||||
resource=resource, output_file=output_file)).start()
|
||||
|
||||
return { 'resource': resource }
|
||||
|
||||
|
||||
@action
|
||||
def stop(self):
|
||||
|
@ -200,14 +169,18 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
@action
|
||||
def quit(self):
|
||||
""" Quit the player """
|
||||
if self._player and self._is_process_alive(self._player.pid):
|
||||
self._player.terminate()
|
||||
self._player.wait()
|
||||
try: self._player.kill()
|
||||
if self._media_plugin:
|
||||
self._media_plugin.quit()
|
||||
|
||||
if self._webtorrent_process and self._is_process_alive(
|
||||
self._webtorrent_process.pid):
|
||||
self._webtorrent_process.terminate()
|
||||
self._webtorrent_process.wait()
|
||||
try: self._webtorrent_process.kill()
|
||||
except: pass
|
||||
bus.post(MediaStopEvent())
|
||||
|
||||
self._player = None
|
||||
self._webtorrent_process = None
|
||||
|
||||
@action
|
||||
def load(self, resource):
|
||||
|
@ -217,14 +190,14 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
return self.play(resource)
|
||||
|
||||
def _is_process_alive(self):
|
||||
if not self._player:
|
||||
if not self._webtorrent_process:
|
||||
return False
|
||||
|
||||
try:
|
||||
os.kill(self._player.pid, 0)
|
||||
os.kill(self._webtorrent_process.pid, 0)
|
||||
return True
|
||||
except OSError:
|
||||
self._player = None
|
||||
self._webtorrent_process = None
|
||||
return False
|
||||
|
||||
@action
|
||||
|
@ -241,9 +214,8 @@ class MediaWebtorrentPlugin(MediaPlugin):
|
|||
}
|
||||
"""
|
||||
|
||||
return {'state': PlayerState.PLAY.value
|
||||
if self._player and self._is_process_alive()
|
||||
else PlayerState.STOP.value}
|
||||
return {'state': self._media_plugin.status()
|
||||
.get('state', PlayerState.STOP.value)}
|
||||
|
||||
|
||||
# vim:sw=4:ts=4:et:
|
||||
|
|
Loading…
Reference in a new issue