135 lines
5.2 KiB
Python
135 lines
5.2 KiB
Python
# omp.py - Omni Media Player meta object
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# This is a part of comp
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#
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# comp is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# comp program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with comp. If not, see <http://www.gnu.org/licenses/>.
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#
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# Copyright (C) 2017 Nguyễn Gia Phong <vn.mcsinyx@gmail.com>
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import json
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from collections import deque
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from itertools import cycle
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from os.path import abspath, expanduser, expandvars, isfile
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from random import choice
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from time import gmtime, sleep, strftime
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from urllib import request
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from youtube_dl import YoutubeDL
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from mpv import MPV, MpvFormat
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DEFAULT_ENTRY = {'filename': '', 'title': '', 'duration': '00:00:00',
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'error': False, 'playing': False, 'selected': False}
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YTDL_OPTS = {'quiet': True, 'default_search': 'ytsearch',
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'extract_flat': 'in_playlist'}
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class Omp(object):
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"""Omni Media Player meta object.
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Attributes:
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entries (list): list of all tracks
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json_file (str): path to save JSON playlist
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mode (str): the mode to pick and play tracks
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mp (MPV): an mpv instance
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play_backward (bool): flag show if to play the previous track
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play_list (list): list of tracks according to mode
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played (list): list of previously played tracks
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playing (int): index of playing track in played
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playlist (iterator): iterator of tracks according to mode
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search_res (iterator): title-searched results
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vid (str): flag show if video output is enabled
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"""
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def __new__(cls, entries, handler, json_file, mode, mpv_vid, mpv_vo, ytdlf):
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self = super(Comp, cls).__new__(cls)
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self.play_backward, self.reading = False, False
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self.playing = -1
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self.json_file, self.mode, self.vid = json_file, mode, mpv_vid
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self.entries, self.played = entries, []
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self.playlist, self.search_res = iter(()), deque()
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self.mp = MPV(input_default_bindings=True, input_vo_keyboard=True,
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ytdl=True, ytdl_format=ytdlf)
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return self
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def __init__(self, entries, handler, json_file, mode,
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mpv_vid, mpv_vo, ytdlf):
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if mpv_vo is not None: self.mp['vo'] = mpv_vo
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self.mp.observe_property('mute', handler)
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self.mp.observe_property('pause', handler)
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self.mp.observe_property('time-pos', handler,
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force_fmt=MpvFormat.INT64)
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def __enter__(self): return self
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def update_play_list(self, pick):
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"""Update the list of entries to be played."""
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if pick == 'current':
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self.play_list = [self.current()]
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elif pick == 'all':
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self.play_list = deque(self.entries)
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self.play_list.rotate(-self.idx())
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else:
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self.play_list = [i for i in self.entries if i.get('selected')]
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def update_playlist(self):
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"""Update the playlist to be used by play function."""
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action, pick = self.mode.split('-')
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self.update_play_list(pick)
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if action == 'play':
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self.playlist = iter(self.play_list)
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elif action == 'repeat':
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self.playlist = cycle(self.play_list)
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else:
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self.playlist = iter(lambda: choice(self.play_list), None)
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if self.playing < -1: self.played = self.played[:self.playing+1]
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def seek(self, amount, reference='relative', precision='default-precise'):
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"""Wrap mp.seek with a try clause to avoid crash when nothing is
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being played.
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"""
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try:
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self.mp.seek(amount, reference, precision)
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except:
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pass
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def next(self, force=False, backward=False):
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self.play_backward = backward
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if self.mp.idle_active:
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self.play(force)
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else:
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self.seek(100, 'absolute-percent')
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if force: self.mp.pause = False
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def search(self, backward=False):
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"""Prompt then search for a pattern."""
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p = re.compile(self.gets('/'), re.IGNORECASE)
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entries = deque(self.entries)
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entries.rotate(-self.idx())
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self.search_res = deque(filter(
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lambda entry: p.search(entry['title']) is not None, entries))
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if backward: self.search_res.reverse()
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if self.search_res:
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self.move(self.idx(self.search_res[0]) - self.idx())
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else:
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self.update_status(_("Pattern not found"), curses.color_pair(1))
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def next_search(self, backward=False):
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"""Repeat previous search."""
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if self.search_res:
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self.search_res.rotate(1 if backward else -1)
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self.move(self.idx(self.search_res[0]) - self.idx())
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else:
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self.update_status(_("Pattern not found"), curses.color_pair(1))
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def __exit__(self, exc_type, exc_value, traceback):
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self.mp.quit()
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