mirror of https://github.com/yt-dlp/yt-dlp.git
5615 lines
181 KiB
Python
5615 lines
181 KiB
Python
import atexit
|
||
import base64
|
||
import binascii
|
||
import calendar
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||
import codecs
|
||
import collections
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||
import contextlib
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||
import ctypes
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||
import datetime
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||
import email.header
|
||
import email.utils
|
||
import errno
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||
import gzip
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||
import hashlib
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import hmac
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||
import html.entities
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||
import html.parser
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||
import http.client
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||
import http.cookiejar
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||
import importlib.util
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||
import inspect
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||
import io
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||
import itertools
|
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import json
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import locale
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import math
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||
import mimetypes
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import operator
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import os
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||
import platform
|
||
import random
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||
import re
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||
import shlex
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||
import socket
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||
import ssl
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||
import struct
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import subprocess
|
||
import sys
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||
import tempfile
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||
import time
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||
import traceback
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||
import types
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||
import urllib.error
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||
import urllib.parse
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||
import urllib.request
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import xml.etree.ElementTree
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import zlib
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||
|
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from .compat import asyncio, functools # isort: split
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from .compat import (
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compat_etree_fromstring,
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||
compat_expanduser,
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compat_HTMLParseError,
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||
compat_os_name,
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compat_shlex_quote,
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)
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from .dependencies import brotli, certifi, websockets, xattr
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from .socks import ProxyType, sockssocket
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def register_socks_protocols():
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# "Register" SOCKS protocols
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# In Python < 2.6.5, urlsplit() suffers from bug https://bugs.python.org/issue7904
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# URLs with protocols not in urlparse.uses_netloc are not handled correctly
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for scheme in ('socks', 'socks4', 'socks4a', 'socks5'):
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if scheme not in urllib.parse.uses_netloc:
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||
urllib.parse.uses_netloc.append(scheme)
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||
|
||
|
||
# This is not clearly defined otherwise
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||
compiled_regex_type = type(re.compile(''))
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||
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||
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def random_user_agent():
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_USER_AGENT_TPL = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s Safari/537.36'
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_CHROME_VERSIONS = (
|
||
'90.0.4430.212',
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||
'90.0.4430.24',
|
||
'90.0.4430.70',
|
||
'90.0.4430.72',
|
||
'90.0.4430.85',
|
||
'90.0.4430.93',
|
||
'91.0.4472.101',
|
||
'91.0.4472.106',
|
||
'91.0.4472.114',
|
||
'91.0.4472.124',
|
||
'91.0.4472.164',
|
||
'91.0.4472.19',
|
||
'91.0.4472.77',
|
||
'92.0.4515.107',
|
||
'92.0.4515.115',
|
||
'92.0.4515.131',
|
||
'92.0.4515.159',
|
||
'92.0.4515.43',
|
||
'93.0.4556.0',
|
||
'93.0.4577.15',
|
||
'93.0.4577.63',
|
||
'93.0.4577.82',
|
||
'94.0.4606.41',
|
||
'94.0.4606.54',
|
||
'94.0.4606.61',
|
||
'94.0.4606.71',
|
||
'94.0.4606.81',
|
||
'94.0.4606.85',
|
||
'95.0.4638.17',
|
||
'95.0.4638.50',
|
||
'95.0.4638.54',
|
||
'95.0.4638.69',
|
||
'95.0.4638.74',
|
||
'96.0.4664.18',
|
||
'96.0.4664.45',
|
||
'96.0.4664.55',
|
||
'96.0.4664.93',
|
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'97.0.4692.20',
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)
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return _USER_AGENT_TPL % random.choice(_CHROME_VERSIONS)
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SUPPORTED_ENCODINGS = [
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'gzip', 'deflate'
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]
|
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if brotli:
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SUPPORTED_ENCODINGS.append('br')
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||
std_headers = {
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'User-Agent': random_user_agent(),
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'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
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'Accept-Language': 'en-us,en;q=0.5',
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||
'Sec-Fetch-Mode': 'navigate',
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}
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||
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USER_AGENTS = {
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'Safari': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) AppleWebKit/533.20.25 (KHTML, like Gecko) Version/5.0.4 Safari/533.20.27',
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}
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NO_DEFAULT = object()
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||
IDENTITY = lambda x: x
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||
ENGLISH_MONTH_NAMES = [
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||
'January', 'February', 'March', 'April', 'May', 'June',
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'July', 'August', 'September', 'October', 'November', 'December']
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MONTH_NAMES = {
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'en': ENGLISH_MONTH_NAMES,
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'fr': [
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'janvier', 'février', 'mars', 'avril', 'mai', 'juin',
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'juillet', 'août', 'septembre', 'octobre', 'novembre', 'décembre'],
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}
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KNOWN_EXTENSIONS = (
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'mp4', 'm4a', 'm4p', 'm4b', 'm4r', 'm4v', 'aac',
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'flv', 'f4v', 'f4a', 'f4b',
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'webm', 'ogg', 'ogv', 'oga', 'ogx', 'spx', 'opus',
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'mkv', 'mka', 'mk3d',
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'avi', 'divx',
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'mov',
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'asf', 'wmv', 'wma',
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'3gp', '3g2',
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'mp3',
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'flac',
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'ape',
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'wav',
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'f4f', 'f4m', 'm3u8', 'smil')
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# needed for sanitizing filenames in restricted mode
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ACCENT_CHARS = dict(zip('ÂÃÄÀÁÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖŐØŒÙÚÛÜŰÝÞßàáâãäåæçèéêëìíîïðñòóôõöőøœùúûüűýþÿ',
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itertools.chain('AAAAAA', ['AE'], 'CEEEEIIIIDNOOOOOOO', ['OE'], 'UUUUUY', ['TH', 'ss'],
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'aaaaaa', ['ae'], 'ceeeeiiiionooooooo', ['oe'], 'uuuuuy', ['th'], 'y')))
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DATE_FORMATS = (
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'%d %B %Y',
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'%d %b %Y',
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'%B %d %Y',
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'%B %dst %Y',
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'%B %dnd %Y',
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'%B %drd %Y',
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'%B %dth %Y',
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'%b %d %Y',
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'%b %dst %Y',
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'%b %dnd %Y',
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'%b %drd %Y',
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'%b %dth %Y',
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'%b %dst %Y %I:%M',
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'%b %dnd %Y %I:%M',
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'%b %drd %Y %I:%M',
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'%b %dth %Y %I:%M',
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'%Y %m %d',
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'%Y-%m-%d',
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'%Y.%m.%d.',
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'%Y/%m/%d',
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'%Y/%m/%d %H:%M',
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'%Y/%m/%d %H:%M:%S',
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'%Y%m%d%H%M',
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'%Y%m%d%H%M%S',
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'%Y%m%d',
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'%Y-%m-%d %H:%M',
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'%Y-%m-%d %H:%M:%S',
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'%Y-%m-%d %H:%M:%S.%f',
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'%Y-%m-%d %H:%M:%S:%f',
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'%d.%m.%Y %H:%M',
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'%d.%m.%Y %H.%M',
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'%Y-%m-%dT%H:%M:%SZ',
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'%Y-%m-%dT%H:%M:%S.%fZ',
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'%Y-%m-%dT%H:%M:%S.%f0Z',
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'%Y-%m-%dT%H:%M:%S',
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'%Y-%m-%dT%H:%M:%S.%f',
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'%Y-%m-%dT%H:%M',
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'%b %d %Y at %H:%M',
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'%b %d %Y at %H:%M:%S',
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'%B %d %Y at %H:%M',
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'%B %d %Y at %H:%M:%S',
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'%H:%M %d-%b-%Y',
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)
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DATE_FORMATS_DAY_FIRST = list(DATE_FORMATS)
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DATE_FORMATS_DAY_FIRST.extend([
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'%d-%m-%Y',
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'%d.%m.%Y',
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'%d.%m.%y',
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'%d/%m/%Y',
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'%d/%m/%y',
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'%d/%m/%Y %H:%M:%S',
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])
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||
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DATE_FORMATS_MONTH_FIRST = list(DATE_FORMATS)
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DATE_FORMATS_MONTH_FIRST.extend([
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'%m-%d-%Y',
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'%m.%d.%Y',
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'%m/%d/%Y',
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'%m/%d/%y',
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'%m/%d/%Y %H:%M:%S',
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])
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||
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PACKED_CODES_RE = r"}\('(.+)',(\d+),(\d+),'([^']+)'\.split\('\|'\)"
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JSON_LD_RE = r'(?is)<script[^>]+type=(["\']?)application/ld\+json\1[^>]*>\s*(?P<json_ld>{.+?})\s*</script>'
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||
|
||
NUMBER_RE = r'\d+(?:\.\d+)?'
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||
|
||
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||
@functools.cache
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||
def preferredencoding():
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||
"""Get preferred encoding.
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||
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Returns the best encoding scheme for the system, based on
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locale.getpreferredencoding() and some further tweaks.
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||
"""
|
||
try:
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||
pref = locale.getpreferredencoding()
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||
'TEST'.encode(pref)
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||
except Exception:
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||
pref = 'UTF-8'
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||
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||
return pref
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||
|
||
|
||
def write_json_file(obj, fn):
|
||
""" Encode obj as JSON and write it to fn, atomically if possible """
|
||
|
||
tf = tempfile.NamedTemporaryFile(
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prefix=f'{os.path.basename(fn)}.', dir=os.path.dirname(fn),
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suffix='.tmp', delete=False, mode='w', encoding='utf-8')
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||
|
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try:
|
||
with tf:
|
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json.dump(obj, tf, ensure_ascii=False)
|
||
if sys.platform == 'win32':
|
||
# Need to remove existing file on Windows, else os.rename raises
|
||
# WindowsError or FileExistsError.
|
||
with contextlib.suppress(OSError):
|
||
os.unlink(fn)
|
||
with contextlib.suppress(OSError):
|
||
mask = os.umask(0)
|
||
os.umask(mask)
|
||
os.chmod(tf.name, 0o666 & ~mask)
|
||
os.rename(tf.name, fn)
|
||
except Exception:
|
||
with contextlib.suppress(OSError):
|
||
os.remove(tf.name)
|
||
raise
|
||
|
||
|
||
def find_xpath_attr(node, xpath, key, val=None):
|
||
""" Find the xpath xpath[@key=val] """
|
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assert re.match(r'^[a-zA-Z_-]+$', key)
|
||
expr = xpath + ('[@%s]' % key if val is None else f"[@{key}='{val}']")
|
||
return node.find(expr)
|
||
|
||
# On python2.6 the xml.etree.ElementTree.Element methods don't support
|
||
# the namespace parameter
|
||
|
||
|
||
def xpath_with_ns(path, ns_map):
|
||
components = [c.split(':') for c in path.split('/')]
|
||
replaced = []
|
||
for c in components:
|
||
if len(c) == 1:
|
||
replaced.append(c[0])
|
||
else:
|
||
ns, tag = c
|
||
replaced.append('{%s}%s' % (ns_map[ns], tag))
|
||
return '/'.join(replaced)
|
||
|
||
|
||
def xpath_element(node, xpath, name=None, fatal=False, default=NO_DEFAULT):
|
||
def _find_xpath(xpath):
|
||
return node.find(xpath)
|
||
|
||
if isinstance(xpath, str):
|
||
n = _find_xpath(xpath)
|
||
else:
|
||
for xp in xpath:
|
||
n = _find_xpath(xp)
|
||
if n is not None:
|
||
break
|
||
|
||
if n is None:
|
||
if default is not NO_DEFAULT:
|
||
return default
|
||
elif fatal:
|
||
name = xpath if name is None else name
|
||
raise ExtractorError('Could not find XML element %s' % name)
|
||
else:
|
||
return None
|
||
return n
|
||
|
||
|
||
def xpath_text(node, xpath, name=None, fatal=False, default=NO_DEFAULT):
|
||
n = xpath_element(node, xpath, name, fatal=fatal, default=default)
|
||
if n is None or n == default:
|
||
return n
|
||
if n.text is None:
|
||
if default is not NO_DEFAULT:
|
||
return default
|
||
elif fatal:
|
||
name = xpath if name is None else name
|
||
raise ExtractorError('Could not find XML element\'s text %s' % name)
|
||
else:
|
||
return None
|
||
return n.text
|
||
|
||
|
||
def xpath_attr(node, xpath, key, name=None, fatal=False, default=NO_DEFAULT):
|
||
n = find_xpath_attr(node, xpath, key)
|
||
if n is None:
|
||
if default is not NO_DEFAULT:
|
||
return default
|
||
elif fatal:
|
||
name = f'{xpath}[@{key}]' if name is None else name
|
||
raise ExtractorError('Could not find XML attribute %s' % name)
|
||
else:
|
||
return None
|
||
return n.attrib[key]
|
||
|
||
|
||
def get_element_by_id(id, html, **kwargs):
|
||
"""Return the content of the tag with the specified ID in the passed HTML document"""
|
||
return get_element_by_attribute('id', id, html, **kwargs)
|
||
|
||
|
||
def get_element_html_by_id(id, html, **kwargs):
|
||
"""Return the html of the tag with the specified ID in the passed HTML document"""
|
||
return get_element_html_by_attribute('id', id, html, **kwargs)
|
||
|
||
|
||
def get_element_by_class(class_name, html):
|
||
"""Return the content of the first tag with the specified class in the passed HTML document"""
|
||
retval = get_elements_by_class(class_name, html)
|
||
return retval[0] if retval else None
|
||
|
||
|
||
def get_element_html_by_class(class_name, html):
|
||
"""Return the html of the first tag with the specified class in the passed HTML document"""
|
||
retval = get_elements_html_by_class(class_name, html)
|
||
return retval[0] if retval else None
|
||
|
||
|
||
def get_element_by_attribute(attribute, value, html, **kwargs):
|
||
retval = get_elements_by_attribute(attribute, value, html, **kwargs)
|
||
return retval[0] if retval else None
|
||
|
||
|
||
def get_element_html_by_attribute(attribute, value, html, **kargs):
|
||
retval = get_elements_html_by_attribute(attribute, value, html, **kargs)
|
||
return retval[0] if retval else None
|
||
|
||
|
||
def get_elements_by_class(class_name, html, **kargs):
|
||
"""Return the content of all tags with the specified class in the passed HTML document as a list"""
|
||
return get_elements_by_attribute(
|
||
'class', r'[^\'"]*(?<=[\'"\s])%s(?=[\'"\s])[^\'"]*' % re.escape(class_name),
|
||
html, escape_value=False)
|
||
|
||
|
||
def get_elements_html_by_class(class_name, html):
|
||
"""Return the html of all tags with the specified class in the passed HTML document as a list"""
|
||
return get_elements_html_by_attribute(
|
||
'class', r'[^\'"]*(?<=[\'"\s])%s(?=[\'"\s])[^\'"]*' % re.escape(class_name),
|
||
html, escape_value=False)
|
||
|
||
|
||
def get_elements_by_attribute(*args, **kwargs):
|
||
"""Return the content of the tag with the specified attribute in the passed HTML document"""
|
||
return [content for content, _ in get_elements_text_and_html_by_attribute(*args, **kwargs)]
|
||
|
||
|
||
def get_elements_html_by_attribute(*args, **kwargs):
|
||
"""Return the html of the tag with the specified attribute in the passed HTML document"""
|
||
return [whole for _, whole in get_elements_text_and_html_by_attribute(*args, **kwargs)]
|
||
|
||
|
||
def get_elements_text_and_html_by_attribute(attribute, value, html, escape_value=True):
|
||
"""
|
||
Return the text (content) and the html (whole) of the tag with the specified
|
||
attribute in the passed HTML document
|
||
"""
|
||
|
||
quote = '' if re.match(r'''[\s"'`=<>]''', value) else '?'
|
||
|
||
value = re.escape(value) if escape_value else value
|
||
|
||
partial_element_re = rf'''(?x)
|
||
<(?P<tag>[a-zA-Z0-9:._-]+)
|
||
(?:\s(?:[^>"']|"[^"]*"|'[^']*')*)?
|
||
\s{re.escape(attribute)}\s*=\s*(?P<_q>['"]{quote})(?-x:{value})(?P=_q)
|
||
'''
|
||
|
||
for m in re.finditer(partial_element_re, html):
|
||
content, whole = get_element_text_and_html_by_tag(m.group('tag'), html[m.start():])
|
||
|
||
yield (
|
||
unescapeHTML(re.sub(r'^(?P<q>["\'])(?P<content>.*)(?P=q)$', r'\g<content>', content, flags=re.DOTALL)),
|
||
whole
|
||
)
|
||
|
||
|
||
class HTMLBreakOnClosingTagParser(html.parser.HTMLParser):
|
||
"""
|
||
HTML parser which raises HTMLBreakOnClosingTagException upon reaching the
|
||
closing tag for the first opening tag it has encountered, and can be used
|
||
as a context manager
|
||
"""
|
||
|
||
class HTMLBreakOnClosingTagException(Exception):
|
||
pass
|
||
|
||
def __init__(self):
|
||
self.tagstack = collections.deque()
|
||
html.parser.HTMLParser.__init__(self)
|
||
|
||
def __enter__(self):
|
||
return self
|
||
|
||
def __exit__(self, *_):
|
||
self.close()
|
||
|
||
def close(self):
|
||
# handle_endtag does not return upon raising HTMLBreakOnClosingTagException,
|
||
# so data remains buffered; we no longer have any interest in it, thus
|
||
# override this method to discard it
|
||
pass
|
||
|
||
def handle_starttag(self, tag, _):
|
||
self.tagstack.append(tag)
|
||
|
||
def handle_endtag(self, tag):
|
||
if not self.tagstack:
|
||
raise compat_HTMLParseError('no tags in the stack')
|
||
while self.tagstack:
|
||
inner_tag = self.tagstack.pop()
|
||
if inner_tag == tag:
|
||
break
|
||
else:
|
||
raise compat_HTMLParseError(f'matching opening tag for closing {tag} tag not found')
|
||
if not self.tagstack:
|
||
raise self.HTMLBreakOnClosingTagException()
|
||
|
||
|
||
def get_element_text_and_html_by_tag(tag, html):
|
||
"""
|
||
For the first element with the specified tag in the passed HTML document
|
||
return its' content (text) and the whole element (html)
|
||
"""
|
||
def find_or_raise(haystack, needle, exc):
|
||
try:
|
||
return haystack.index(needle)
|
||
except ValueError:
|
||
raise exc
|
||
closing_tag = f'</{tag}>'
|
||
whole_start = find_or_raise(
|
||
html, f'<{tag}', compat_HTMLParseError(f'opening {tag} tag not found'))
|
||
content_start = find_or_raise(
|
||
html[whole_start:], '>', compat_HTMLParseError(f'malformed opening {tag} tag'))
|
||
content_start += whole_start + 1
|
||
with HTMLBreakOnClosingTagParser() as parser:
|
||
parser.feed(html[whole_start:content_start])
|
||
if not parser.tagstack or parser.tagstack[0] != tag:
|
||
raise compat_HTMLParseError(f'parser did not match opening {tag} tag')
|
||
offset = content_start
|
||
while offset < len(html):
|
||
next_closing_tag_start = find_or_raise(
|
||
html[offset:], closing_tag,
|
||
compat_HTMLParseError(f'closing {tag} tag not found'))
|
||
next_closing_tag_end = next_closing_tag_start + len(closing_tag)
|
||
try:
|
||
parser.feed(html[offset:offset + next_closing_tag_end])
|
||
offset += next_closing_tag_end
|
||
except HTMLBreakOnClosingTagParser.HTMLBreakOnClosingTagException:
|
||
return html[content_start:offset + next_closing_tag_start], \
|
||
html[whole_start:offset + next_closing_tag_end]
|
||
raise compat_HTMLParseError('unexpected end of html')
|
||
|
||
|
||
class HTMLAttributeParser(html.parser.HTMLParser):
|
||
"""Trivial HTML parser to gather the attributes for a single element"""
|
||
|
||
def __init__(self):
|
||
self.attrs = {}
|
||
html.parser.HTMLParser.__init__(self)
|
||
|
||
def handle_starttag(self, tag, attrs):
|
||
self.attrs = dict(attrs)
|
||
|
||
|
||
class HTMLListAttrsParser(html.parser.HTMLParser):
|
||
"""HTML parser to gather the attributes for the elements of a list"""
|
||
|
||
def __init__(self):
|
||
html.parser.HTMLParser.__init__(self)
|
||
self.items = []
|
||
self._level = 0
|
||
|
||
def handle_starttag(self, tag, attrs):
|
||
if tag == 'li' and self._level == 0:
|
||
self.items.append(dict(attrs))
|
||
self._level += 1
|
||
|
||
def handle_endtag(self, tag):
|
||
self._level -= 1
|
||
|
||
|
||
def extract_attributes(html_element):
|
||
"""Given a string for an HTML element such as
|
||
<el
|
||
a="foo" B="bar" c="&98;az" d=boz
|
||
empty= noval entity="&"
|
||
sq='"' dq="'"
|
||
>
|
||
Decode and return a dictionary of attributes.
|
||
{
|
||
'a': 'foo', 'b': 'bar', c: 'baz', d: 'boz',
|
||
'empty': '', 'noval': None, 'entity': '&',
|
||
'sq': '"', 'dq': '\''
|
||
}.
|
||
"""
|
||
parser = HTMLAttributeParser()
|
||
with contextlib.suppress(compat_HTMLParseError):
|
||
parser.feed(html_element)
|
||
parser.close()
|
||
return parser.attrs
|
||
|
||
|
||
def parse_list(webpage):
|
||
"""Given a string for an series of HTML <li> elements,
|
||
return a dictionary of their attributes"""
|
||
parser = HTMLListAttrsParser()
|
||
parser.feed(webpage)
|
||
parser.close()
|
||
return parser.items
|
||
|
||
|
||
def clean_html(html):
|
||
"""Clean an HTML snippet into a readable string"""
|
||
|
||
if html is None: # Convenience for sanitizing descriptions etc.
|
||
return html
|
||
|
||
html = re.sub(r'\s+', ' ', html)
|
||
html = re.sub(r'(?u)\s?<\s?br\s?/?\s?>\s?', '\n', html)
|
||
html = re.sub(r'(?u)<\s?/\s?p\s?>\s?<\s?p[^>]*>', '\n', html)
|
||
# Strip html tags
|
||
html = re.sub('<.*?>', '', html)
|
||
# Replace html entities
|
||
html = unescapeHTML(html)
|
||
return html.strip()
|
||
|
||
|
||
class LenientJSONDecoder(json.JSONDecoder):
|
||
def __init__(self, *args, transform_source=None, ignore_extra=False, **kwargs):
|
||
self.transform_source, self.ignore_extra = transform_source, ignore_extra
|
||
super().__init__(*args, **kwargs)
|
||
|
||
def decode(self, s):
|
||
if self.transform_source:
|
||
s = self.transform_source(s)
|
||
if self.ignore_extra:
|
||
return self.raw_decode(s.lstrip())[0]
|
||
return super().decode(s)
|
||
|
||
|
||
def sanitize_open(filename, open_mode):
|
||
"""Try to open the given filename, and slightly tweak it if this fails.
|
||
|
||
Attempts to open the given filename. If this fails, it tries to change
|
||
the filename slightly, step by step, until it's either able to open it
|
||
or it fails and raises a final exception, like the standard open()
|
||
function.
|
||
|
||
It returns the tuple (stream, definitive_file_name).
|
||
"""
|
||
if filename == '-':
|
||
if sys.platform == 'win32':
|
||
import msvcrt
|
||
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
|
||
return (sys.stdout.buffer if hasattr(sys.stdout, 'buffer') else sys.stdout, filename)
|
||
|
||
for attempt in range(2):
|
||
try:
|
||
try:
|
||
if sys.platform == 'win32':
|
||
# FIXME: An exclusive lock also locks the file from being read.
|
||
# Since windows locks are mandatory, don't lock the file on windows (for now).
|
||
# Ref: https://github.com/yt-dlp/yt-dlp/issues/3124
|
||
raise LockingUnsupportedError()
|
||
stream = locked_file(filename, open_mode, block=False).__enter__()
|
||
except OSError:
|
||
stream = open(filename, open_mode)
|
||
return stream, filename
|
||
except OSError as err:
|
||
if attempt or err.errno in (errno.EACCES,):
|
||
raise
|
||
old_filename, filename = filename, sanitize_path(filename)
|
||
if old_filename == filename:
|
||
raise
|
||
|
||
|
||
def timeconvert(timestr):
|
||
"""Convert RFC 2822 defined time string into system timestamp"""
|
||
timestamp = None
|
||
timetuple = email.utils.parsedate_tz(timestr)
|
||
if timetuple is not None:
|
||
timestamp = email.utils.mktime_tz(timetuple)
|
||
return timestamp
|
||
|
||
|
||
def sanitize_filename(s, restricted=False, is_id=NO_DEFAULT):
|
||
"""Sanitizes a string so it could be used as part of a filename.
|
||
@param restricted Use a stricter subset of allowed characters
|
||
@param is_id Whether this is an ID that should be kept unchanged if possible.
|
||
If unset, yt-dlp's new sanitization rules are in effect
|
||
"""
|
||
if s == '':
|
||
return ''
|
||
|
||
def replace_insane(char):
|
||
if restricted and char in ACCENT_CHARS:
|
||
return ACCENT_CHARS[char]
|
||
elif not restricted and char == '\n':
|
||
return '\0 '
|
||
elif char == '?' or ord(char) < 32 or ord(char) == 127:
|
||
return ''
|
||
elif char == '"':
|
||
return '' if restricted else '\''
|
||
elif char == ':':
|
||
return '\0_\0-' if restricted else '\0 \0-'
|
||
elif char in '\\/|*<>':
|
||
return '\0_'
|
||
if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace() or ord(char) > 127):
|
||
return '\0_'
|
||
return char
|
||
|
||
s = re.sub(r'[0-9]+(?::[0-9]+)+', lambda m: m.group(0).replace(':', '_'), s) # Handle timestamps
|
||
result = ''.join(map(replace_insane, s))
|
||
if is_id is NO_DEFAULT:
|
||
result = re.sub(r'(\0.)(?:(?=\1)..)+', r'\1', result) # Remove repeated substitute chars
|
||
STRIP_RE = r'(?:\0.|[ _-])*'
|
||
result = re.sub(f'^\0.{STRIP_RE}|{STRIP_RE}\0.$', '', result) # Remove substitute chars from start/end
|
||
result = result.replace('\0', '') or '_'
|
||
|
||
if not is_id:
|
||
while '__' in result:
|
||
result = result.replace('__', '_')
|
||
result = result.strip('_')
|
||
# Common case of "Foreign band name - English song title"
|
||
if restricted and result.startswith('-_'):
|
||
result = result[2:]
|
||
if result.startswith('-'):
|
||
result = '_' + result[len('-'):]
|
||
result = result.lstrip('.')
|
||
if not result:
|
||
result = '_'
|
||
return result
|
||
|
||
|
||
def sanitize_path(s, force=False):
|
||
"""Sanitizes and normalizes path on Windows"""
|
||
if sys.platform == 'win32':
|
||
force = False
|
||
drive_or_unc, _ = os.path.splitdrive(s)
|
||
elif force:
|
||
drive_or_unc = ''
|
||
else:
|
||
return s
|
||
|
||
norm_path = os.path.normpath(remove_start(s, drive_or_unc)).split(os.path.sep)
|
||
if drive_or_unc:
|
||
norm_path.pop(0)
|
||
sanitized_path = [
|
||
path_part if path_part in ['.', '..'] else re.sub(r'(?:[/<>:"\|\\?\*]|[\s.]$)', '#', path_part)
|
||
for path_part in norm_path]
|
||
if drive_or_unc:
|
||
sanitized_path.insert(0, drive_or_unc + os.path.sep)
|
||
elif force and s and s[0] == os.path.sep:
|
||
sanitized_path.insert(0, os.path.sep)
|
||
return os.path.join(*sanitized_path)
|
||
|
||
|
||
def sanitize_url(url):
|
||
# Prepend protocol-less URLs with `http:` scheme in order to mitigate
|
||
# the number of unwanted failures due to missing protocol
|
||
if url is None:
|
||
return
|
||
elif url.startswith('//'):
|
||
return 'http:%s' % url
|
||
# Fix some common typos seen so far
|
||
COMMON_TYPOS = (
|
||
# https://github.com/ytdl-org/youtube-dl/issues/15649
|
||
(r'^httpss://', r'https://'),
|
||
# https://bx1.be/lives/direct-tv/
|
||
(r'^rmtp([es]?)://', r'rtmp\1://'),
|
||
)
|
||
for mistake, fixup in COMMON_TYPOS:
|
||
if re.match(mistake, url):
|
||
return re.sub(mistake, fixup, url)
|
||
return url
|
||
|
||
|
||
def extract_basic_auth(url):
|
||
parts = urllib.parse.urlsplit(url)
|
||
if parts.username is None:
|
||
return url, None
|
||
url = urllib.parse.urlunsplit(parts._replace(netloc=(
|
||
parts.hostname if parts.port is None
|
||
else '%s:%d' % (parts.hostname, parts.port))))
|
||
auth_payload = base64.b64encode(
|
||
('%s:%s' % (parts.username, parts.password or '')).encode())
|
||
return url, f'Basic {auth_payload.decode()}'
|
||
|
||
|
||
def sanitized_Request(url, *args, **kwargs):
|
||
url, auth_header = extract_basic_auth(escape_url(sanitize_url(url)))
|
||
if auth_header is not None:
|
||
headers = args[1] if len(args) >= 2 else kwargs.setdefault('headers', {})
|
||
headers['Authorization'] = auth_header
|
||
return urllib.request.Request(url, *args, **kwargs)
|
||
|
||
|
||
def expand_path(s):
|
||
"""Expand shell variables and ~"""
|
||
return os.path.expandvars(compat_expanduser(s))
|
||
|
||
|
||
def orderedSet(iterable, *, lazy=False):
|
||
"""Remove all duplicates from the input iterable"""
|
||
def _iter():
|
||
seen = [] # Do not use set since the items can be unhashable
|
||
for x in iterable:
|
||
if x not in seen:
|
||
seen.append(x)
|
||
yield x
|
||
|
||
return _iter() if lazy else list(_iter())
|
||
|
||
|
||
def _htmlentity_transform(entity_with_semicolon):
|
||
"""Transforms an HTML entity to a character."""
|
||
entity = entity_with_semicolon[:-1]
|
||
|
||
# Known non-numeric HTML entity
|
||
if entity in html.entities.name2codepoint:
|
||
return chr(html.entities.name2codepoint[entity])
|
||
|
||
# TODO: HTML5 allows entities without a semicolon. For example,
|
||
# 'Éric' should be decoded as 'Éric'.
|
||
if entity_with_semicolon in html.entities.html5:
|
||
return html.entities.html5[entity_with_semicolon]
|
||
|
||
mobj = re.match(r'#(x[0-9a-fA-F]+|[0-9]+)', entity)
|
||
if mobj is not None:
|
||
numstr = mobj.group(1)
|
||
if numstr.startswith('x'):
|
||
base = 16
|
||
numstr = '0%s' % numstr
|
||
else:
|
||
base = 10
|
||
# See https://github.com/ytdl-org/youtube-dl/issues/7518
|
||
with contextlib.suppress(ValueError):
|
||
return chr(int(numstr, base))
|
||
|
||
# Unknown entity in name, return its literal representation
|
||
return '&%s;' % entity
|
||
|
||
|
||
def unescapeHTML(s):
|
||
if s is None:
|
||
return None
|
||
assert isinstance(s, str)
|
||
|
||
return re.sub(
|
||
r'&([^&;]+;)', lambda m: _htmlentity_transform(m.group(1)), s)
|
||
|
||
|
||
def escapeHTML(text):
|
||
return (
|
||
text
|
||
.replace('&', '&')
|
||
.replace('<', '<')
|
||
.replace('>', '>')
|
||
.replace('"', '"')
|
||
.replace("'", ''')
|
||
)
|
||
|
||
|
||
def process_communicate_or_kill(p, *args, **kwargs):
|
||
write_string('DeprecationWarning: yt_dlp.utils.process_communicate_or_kill is deprecated '
|
||
'and may be removed in a future version. Use yt_dlp.utils.Popen.communicate_or_kill instead')
|
||
return Popen.communicate_or_kill(p, *args, **kwargs)
|
||
|
||
|
||
class Popen(subprocess.Popen):
|
||
if sys.platform == 'win32':
|
||
_startupinfo = subprocess.STARTUPINFO()
|
||
_startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
|
||
else:
|
||
_startupinfo = None
|
||
|
||
def __init__(self, *args, text=False, **kwargs):
|
||
if text is True:
|
||
kwargs['universal_newlines'] = True # For 3.6 compatibility
|
||
kwargs.setdefault('encoding', 'utf-8')
|
||
kwargs.setdefault('errors', 'replace')
|
||
super().__init__(*args, **kwargs, startupinfo=self._startupinfo)
|
||
|
||
def communicate_or_kill(self, *args, **kwargs):
|
||
try:
|
||
return self.communicate(*args, **kwargs)
|
||
except BaseException: # Including KeyboardInterrupt
|
||
self.kill(timeout=None)
|
||
raise
|
||
|
||
def kill(self, *, timeout=0):
|
||
super().kill()
|
||
if timeout != 0:
|
||
self.wait(timeout=timeout)
|
||
|
||
@classmethod
|
||
def run(cls, *args, **kwargs):
|
||
with cls(*args, **kwargs) as proc:
|
||
stdout, stderr = proc.communicate_or_kill()
|
||
return stdout or '', stderr or '', proc.returncode
|
||
|
||
|
||
def get_subprocess_encoding():
|
||
if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5:
|
||
# For subprocess calls, encode with locale encoding
|
||
# Refer to http://stackoverflow.com/a/9951851/35070
|
||
encoding = preferredencoding()
|
||
else:
|
||
encoding = sys.getfilesystemencoding()
|
||
if encoding is None:
|
||
encoding = 'utf-8'
|
||
return encoding
|
||
|
||
|
||
def encodeFilename(s, for_subprocess=False):
|
||
assert isinstance(s, str)
|
||
return s
|
||
|
||
|
||
def decodeFilename(b, for_subprocess=False):
|
||
return b
|
||
|
||
|
||
def encodeArgument(s):
|
||
# Legacy code that uses byte strings
|
||
# Uncomment the following line after fixing all post processors
|
||
# assert isinstance(s, str), 'Internal error: %r should be of type %r, is %r' % (s, str, type(s))
|
||
return s if isinstance(s, str) else s.decode('ascii')
|
||
|
||
|
||
def decodeArgument(b):
|
||
return b
|
||
|
||
|
||
def decodeOption(optval):
|
||
if optval is None:
|
||
return optval
|
||
if isinstance(optval, bytes):
|
||
optval = optval.decode(preferredencoding())
|
||
|
||
assert isinstance(optval, str)
|
||
return optval
|
||
|
||
|
||
_timetuple = collections.namedtuple('Time', ('hours', 'minutes', 'seconds', 'milliseconds'))
|
||
|
||
|
||
def timetuple_from_msec(msec):
|
||
secs, msec = divmod(msec, 1000)
|
||
mins, secs = divmod(secs, 60)
|
||
hrs, mins = divmod(mins, 60)
|
||
return _timetuple(hrs, mins, secs, msec)
|
||
|
||
|
||
def formatSeconds(secs, delim=':', msec=False):
|
||
time = timetuple_from_msec(secs * 1000)
|
||
if time.hours:
|
||
ret = '%d%s%02d%s%02d' % (time.hours, delim, time.minutes, delim, time.seconds)
|
||
elif time.minutes:
|
||
ret = '%d%s%02d' % (time.minutes, delim, time.seconds)
|
||
else:
|
||
ret = '%d' % time.seconds
|
||
return '%s.%03d' % (ret, time.milliseconds) if msec else ret
|
||
|
||
|
||
def _ssl_load_windows_store_certs(ssl_context, storename):
|
||
# Code adapted from _load_windows_store_certs in https://github.com/python/cpython/blob/main/Lib/ssl.py
|
||
try:
|
||
certs = [cert for cert, encoding, trust in ssl.enum_certificates(storename)
|
||
if encoding == 'x509_asn' and (
|
||
trust is True or ssl.Purpose.SERVER_AUTH.oid in trust)]
|
||
except PermissionError:
|
||
return
|
||
for cert in certs:
|
||
with contextlib.suppress(ssl.SSLError):
|
||
ssl_context.load_verify_locations(cadata=cert)
|
||
|
||
|
||
def make_HTTPS_handler(params, **kwargs):
|
||
opts_check_certificate = not params.get('nocheckcertificate')
|
||
context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
|
||
context.check_hostname = opts_check_certificate
|
||
if params.get('legacyserverconnect'):
|
||
context.options |= 4 # SSL_OP_LEGACY_SERVER_CONNECT
|
||
# Allow use of weaker ciphers in Python 3.10+. See https://bugs.python.org/issue43998
|
||
context.set_ciphers('DEFAULT')
|
||
|
||
context.verify_mode = ssl.CERT_REQUIRED if opts_check_certificate else ssl.CERT_NONE
|
||
if opts_check_certificate:
|
||
if has_certifi and 'no-certifi' not in params.get('compat_opts', []):
|
||
context.load_verify_locations(cafile=certifi.where())
|
||
else:
|
||
try:
|
||
context.load_default_certs()
|
||
# Work around the issue in load_default_certs when there are bad certificates. See:
|
||
# https://github.com/yt-dlp/yt-dlp/issues/1060,
|
||
# https://bugs.python.org/issue35665, https://bugs.python.org/issue45312
|
||
except ssl.SSLError:
|
||
# enum_certificates is not present in mingw python. See https://github.com/yt-dlp/yt-dlp/issues/1151
|
||
if sys.platform == 'win32' and hasattr(ssl, 'enum_certificates'):
|
||
for storename in ('CA', 'ROOT'):
|
||
_ssl_load_windows_store_certs(context, storename)
|
||
context.set_default_verify_paths()
|
||
|
||
client_certfile = params.get('client_certificate')
|
||
if client_certfile:
|
||
try:
|
||
context.load_cert_chain(
|
||
client_certfile, keyfile=params.get('client_certificate_key'),
|
||
password=params.get('client_certificate_password'))
|
||
except ssl.SSLError:
|
||
raise YoutubeDLError('Unable to load client certificate')
|
||
|
||
# Some servers may reject requests if ALPN extension is not sent. See:
|
||
# https://github.com/python/cpython/issues/85140
|
||
# https://github.com/yt-dlp/yt-dlp/issues/3878
|
||
with contextlib.suppress(NotImplementedError):
|
||
context.set_alpn_protocols(['http/1.1'])
|
||
|
||
return YoutubeDLHTTPSHandler(params, context=context, **kwargs)
|
||
|
||
|
||
def bug_reports_message(before=';'):
|
||
from .update import REPOSITORY
|
||
|
||
msg = (f'please report this issue on https://github.com/{REPOSITORY}/issues?q= , '
|
||
'filling out the appropriate issue template. Confirm you are on the latest version using yt-dlp -U')
|
||
|
||
before = before.rstrip()
|
||
if not before or before.endswith(('.', '!', '?')):
|
||
msg = msg[0].title() + msg[1:]
|
||
|
||
return (before + ' ' if before else '') + msg
|
||
|
||
|
||
class YoutubeDLError(Exception):
|
||
"""Base exception for YoutubeDL errors."""
|
||
msg = None
|
||
|
||
def __init__(self, msg=None):
|
||
if msg is not None:
|
||
self.msg = msg
|
||
elif self.msg is None:
|
||
self.msg = type(self).__name__
|
||
super().__init__(self.msg)
|
||
|
||
|
||
network_exceptions = [urllib.error.URLError, http.client.HTTPException, socket.error]
|
||
if hasattr(ssl, 'CertificateError'):
|
||
network_exceptions.append(ssl.CertificateError)
|
||
network_exceptions = tuple(network_exceptions)
|
||
|
||
|
||
class ExtractorError(YoutubeDLError):
|
||
"""Error during info extraction."""
|
||
|
||
def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None, ie=None):
|
||
""" tb, if given, is the original traceback (so that it can be printed out).
|
||
If expected is set, this is a normal error message and most likely not a bug in yt-dlp.
|
||
"""
|
||
if sys.exc_info()[0] in network_exceptions:
|
||
expected = True
|
||
|
||
self.orig_msg = str(msg)
|
||
self.traceback = tb
|
||
self.expected = expected
|
||
self.cause = cause
|
||
self.video_id = video_id
|
||
self.ie = ie
|
||
self.exc_info = sys.exc_info() # preserve original exception
|
||
if isinstance(self.exc_info[1], ExtractorError):
|
||
self.exc_info = self.exc_info[1].exc_info
|
||
|
||
super().__init__(''.join((
|
||
format_field(ie, None, '[%s] '),
|
||
format_field(video_id, None, '%s: '),
|
||
msg,
|
||
format_field(cause, None, ' (caused by %r)'),
|
||
'' if expected else bug_reports_message())))
|
||
|
||
def format_traceback(self):
|
||
return join_nonempty(
|
||
self.traceback and ''.join(traceback.format_tb(self.traceback)),
|
||
self.cause and ''.join(traceback.format_exception(None, self.cause, self.cause.__traceback__)[1:]),
|
||
delim='\n') or None
|
||
|
||
|
||
class UnsupportedError(ExtractorError):
|
||
def __init__(self, url):
|
||
super().__init__(
|
||
'Unsupported URL: %s' % url, expected=True)
|
||
self.url = url
|
||
|
||
|
||
class RegexNotFoundError(ExtractorError):
|
||
"""Error when a regex didn't match"""
|
||
pass
|
||
|
||
|
||
class GeoRestrictedError(ExtractorError):
|
||
"""Geographic restriction Error exception.
|
||
|
||
This exception may be thrown when a video is not available from your
|
||
geographic location due to geographic restrictions imposed by a website.
|
||
"""
|
||
|
||
def __init__(self, msg, countries=None, **kwargs):
|
||
kwargs['expected'] = True
|
||
super().__init__(msg, **kwargs)
|
||
self.countries = countries
|
||
|
||
|
||
class DownloadError(YoutubeDLError):
|
||
"""Download Error exception.
|
||
|
||
This exception may be thrown by FileDownloader objects if they are not
|
||
configured to continue on errors. They will contain the appropriate
|
||
error message.
|
||
"""
|
||
|
||
def __init__(self, msg, exc_info=None):
|
||
""" exc_info, if given, is the original exception that caused the trouble (as returned by sys.exc_info()). """
|
||
super().__init__(msg)
|
||
self.exc_info = exc_info
|
||
|
||
|
||
class EntryNotInPlaylist(YoutubeDLError):
|
||
"""Entry not in playlist exception.
|
||
|
||
This exception will be thrown by YoutubeDL when a requested entry
|
||
is not found in the playlist info_dict
|
||
"""
|
||
msg = 'Entry not found in info'
|
||
|
||
|
||
class SameFileError(YoutubeDLError):
|
||
"""Same File exception.
|
||
|
||
This exception will be thrown by FileDownloader objects if they detect
|
||
multiple files would have to be downloaded to the same file on disk.
|
||
"""
|
||
msg = 'Fixed output name but more than one file to download'
|
||
|
||
def __init__(self, filename=None):
|
||
if filename is not None:
|
||
self.msg += f': {filename}'
|
||
super().__init__(self.msg)
|
||
|
||
|
||
class PostProcessingError(YoutubeDLError):
|
||
"""Post Processing exception.
|
||
|
||
This exception may be raised by PostProcessor's .run() method to
|
||
indicate an error in the postprocessing task.
|
||
"""
|
||
|
||
|
||
class DownloadCancelled(YoutubeDLError):
|
||
""" Exception raised when the download queue should be interrupted """
|
||
msg = 'The download was cancelled'
|
||
|
||
|
||
class ExistingVideoReached(DownloadCancelled):
|
||
""" --break-on-existing triggered """
|
||
msg = 'Encountered a video that is already in the archive, stopping due to --break-on-existing'
|
||
|
||
|
||
class RejectedVideoReached(DownloadCancelled):
|
||
""" --break-on-reject triggered """
|
||
msg = 'Encountered a video that did not match filter, stopping due to --break-on-reject'
|
||
|
||
|
||
class MaxDownloadsReached(DownloadCancelled):
|
||
""" --max-downloads limit has been reached. """
|
||
msg = 'Maximum number of downloads reached, stopping due to --max-downloads'
|
||
|
||
|
||
class ReExtractInfo(YoutubeDLError):
|
||
""" Video info needs to be re-extracted. """
|
||
|
||
def __init__(self, msg, expected=False):
|
||
super().__init__(msg)
|
||
self.expected = expected
|
||
|
||
|
||
class ThrottledDownload(ReExtractInfo):
|
||
""" Download speed below --throttled-rate. """
|
||
msg = 'The download speed is below throttle limit'
|
||
|
||
def __init__(self):
|
||
super().__init__(self.msg, expected=False)
|
||
|
||
|
||
class UnavailableVideoError(YoutubeDLError):
|
||
"""Unavailable Format exception.
|
||
|
||
This exception will be thrown when a video is requested
|
||
in a format that is not available for that video.
|
||
"""
|
||
msg = 'Unable to download video'
|
||
|
||
def __init__(self, err=None):
|
||
if err is not None:
|
||
self.msg += f': {err}'
|
||
super().__init__(self.msg)
|
||
|
||
|
||
class ContentTooShortError(YoutubeDLError):
|
||
"""Content Too Short exception.
|
||
|
||
This exception may be raised by FileDownloader objects when a file they
|
||
download is too small for what the server announced first, indicating
|
||
the connection was probably interrupted.
|
||
"""
|
||
|
||
def __init__(self, downloaded, expected):
|
||
super().__init__(f'Downloaded {downloaded} bytes, expected {expected} bytes')
|
||
# Both in bytes
|
||
self.downloaded = downloaded
|
||
self.expected = expected
|
||
|
||
|
||
class XAttrMetadataError(YoutubeDLError):
|
||
def __init__(self, code=None, msg='Unknown error'):
|
||
super().__init__(msg)
|
||
self.code = code
|
||
self.msg = msg
|
||
|
||
# Parsing code and msg
|
||
if (self.code in (errno.ENOSPC, errno.EDQUOT)
|
||
or 'No space left' in self.msg or 'Disk quota exceeded' in self.msg):
|
||
self.reason = 'NO_SPACE'
|
||
elif self.code == errno.E2BIG or 'Argument list too long' in self.msg:
|
||
self.reason = 'VALUE_TOO_LONG'
|
||
else:
|
||
self.reason = 'NOT_SUPPORTED'
|
||
|
||
|
||
class XAttrUnavailableError(YoutubeDLError):
|
||
pass
|
||
|
||
|
||
def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs):
|
||
hc = http_class(*args, **kwargs)
|
||
source_address = ydl_handler._params.get('source_address')
|
||
|
||
if source_address is not None:
|
||
# This is to workaround _create_connection() from socket where it will try all
|
||
# address data from getaddrinfo() including IPv6. This filters the result from
|
||
# getaddrinfo() based on the source_address value.
|
||
# This is based on the cpython socket.create_connection() function.
|
||
# https://github.com/python/cpython/blob/master/Lib/socket.py#L691
|
||
def _create_connection(address, timeout=socket._GLOBAL_DEFAULT_TIMEOUT, source_address=None):
|
||
host, port = address
|
||
err = None
|
||
addrs = socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM)
|
||
af = socket.AF_INET if '.' in source_address[0] else socket.AF_INET6
|
||
ip_addrs = [addr for addr in addrs if addr[0] == af]
|
||
if addrs and not ip_addrs:
|
||
ip_version = 'v4' if af == socket.AF_INET else 'v6'
|
||
raise OSError(
|
||
"No remote IP%s addresses available for connect, can't use '%s' as source address"
|
||
% (ip_version, source_address[0]))
|
||
for res in ip_addrs:
|
||
af, socktype, proto, canonname, sa = res
|
||
sock = None
|
||
try:
|
||
sock = socket.socket(af, socktype, proto)
|
||
if timeout is not socket._GLOBAL_DEFAULT_TIMEOUT:
|
||
sock.settimeout(timeout)
|
||
sock.bind(source_address)
|
||
sock.connect(sa)
|
||
err = None # Explicitly break reference cycle
|
||
return sock
|
||
except OSError as _:
|
||
err = _
|
||
if sock is not None:
|
||
sock.close()
|
||
if err is not None:
|
||
raise err
|
||
else:
|
||
raise OSError('getaddrinfo returns an empty list')
|
||
if hasattr(hc, '_create_connection'):
|
||
hc._create_connection = _create_connection
|
||
hc.source_address = (source_address, 0)
|
||
|
||
return hc
|
||
|
||
|
||
def handle_youtubedl_headers(headers):
|
||
filtered_headers = headers
|
||
|
||
if 'Youtubedl-no-compression' in filtered_headers:
|
||
filtered_headers = {k: v for k, v in filtered_headers.items() if k.lower() != 'accept-encoding'}
|
||
del filtered_headers['Youtubedl-no-compression']
|
||
|
||
return filtered_headers
|
||
|
||
|
||
class YoutubeDLHandler(urllib.request.HTTPHandler):
|
||
"""Handler for HTTP requests and responses.
|
||
|
||
This class, when installed with an OpenerDirector, automatically adds
|
||
the standard headers to every HTTP request and handles gzipped and
|
||
deflated responses from web servers. If compression is to be avoided in
|
||
a particular request, the original request in the program code only has
|
||
to include the HTTP header "Youtubedl-no-compression", which will be
|
||
removed before making the real request.
|
||
|
||
Part of this code was copied from:
|
||
|
||
http://techknack.net/python-urllib2-handlers/
|
||
|
||
Andrew Rowls, the author of that code, agreed to release it to the
|
||
public domain.
|
||
"""
|
||
|
||
def __init__(self, params, *args, **kwargs):
|
||
urllib.request.HTTPHandler.__init__(self, *args, **kwargs)
|
||
self._params = params
|
||
|
||
def http_open(self, req):
|
||
conn_class = http.client.HTTPConnection
|
||
|
||
socks_proxy = req.headers.get('Ytdl-socks-proxy')
|
||
if socks_proxy:
|
||
conn_class = make_socks_conn_class(conn_class, socks_proxy)
|
||
del req.headers['Ytdl-socks-proxy']
|
||
|
||
return self.do_open(functools.partial(
|
||
_create_http_connection, self, conn_class, False),
|
||
req)
|
||
|
||
@staticmethod
|
||
def deflate(data):
|
||
if not data:
|
||
return data
|
||
try:
|
||
return zlib.decompress(data, -zlib.MAX_WBITS)
|
||
except zlib.error:
|
||
return zlib.decompress(data)
|
||
|
||
@staticmethod
|
||
def brotli(data):
|
||
if not data:
|
||
return data
|
||
return brotli.decompress(data)
|
||
|
||
def http_request(self, req):
|
||
# According to RFC 3986, URLs can not contain non-ASCII characters, however this is not
|
||
# always respected by websites, some tend to give out URLs with non percent-encoded
|
||
# non-ASCII characters (see telemb.py, ard.py [#3412])
|
||
# urllib chokes on URLs with non-ASCII characters (see http://bugs.python.org/issue3991)
|
||
# To work around aforementioned issue we will replace request's original URL with
|
||
# percent-encoded one
|
||
# Since redirects are also affected (e.g. http://www.southpark.de/alle-episoden/s18e09)
|
||
# the code of this workaround has been moved here from YoutubeDL.urlopen()
|
||
url = req.get_full_url()
|
||
url_escaped = escape_url(url)
|
||
|
||
# Substitute URL if any change after escaping
|
||
if url != url_escaped:
|
||
req = update_Request(req, url=url_escaped)
|
||
|
||
for h, v in self._params.get('http_headers', std_headers).items():
|
||
# Capitalize is needed because of Python bug 2275: http://bugs.python.org/issue2275
|
||
# The dict keys are capitalized because of this bug by urllib
|
||
if h.capitalize() not in req.headers:
|
||
req.add_header(h, v)
|
||
|
||
if 'Accept-encoding' not in req.headers:
|
||
req.add_header('Accept-encoding', ', '.join(SUPPORTED_ENCODINGS))
|
||
|
||
req.headers = handle_youtubedl_headers(req.headers)
|
||
|
||
return super().do_request_(req)
|
||
|
||
def http_response(self, req, resp):
|
||
old_resp = resp
|
||
# gzip
|
||
if resp.headers.get('Content-encoding', '') == 'gzip':
|
||
content = resp.read()
|
||
gz = gzip.GzipFile(fileobj=io.BytesIO(content), mode='rb')
|
||
try:
|
||
uncompressed = io.BytesIO(gz.read())
|
||
except OSError as original_ioerror:
|
||
# There may be junk add the end of the file
|
||
# See http://stackoverflow.com/q/4928560/35070 for details
|
||
for i in range(1, 1024):
|
||
try:
|
||
gz = gzip.GzipFile(fileobj=io.BytesIO(content[:-i]), mode='rb')
|
||
uncompressed = io.BytesIO(gz.read())
|
||
except OSError:
|
||
continue
|
||
break
|
||
else:
|
||
raise original_ioerror
|
||
resp = urllib.request.addinfourl(uncompressed, old_resp.headers, old_resp.url, old_resp.code)
|
||
resp.msg = old_resp.msg
|
||
del resp.headers['Content-encoding']
|
||
# deflate
|
||
if resp.headers.get('Content-encoding', '') == 'deflate':
|
||
gz = io.BytesIO(self.deflate(resp.read()))
|
||
resp = urllib.request.addinfourl(gz, old_resp.headers, old_resp.url, old_resp.code)
|
||
resp.msg = old_resp.msg
|
||
del resp.headers['Content-encoding']
|
||
# brotli
|
||
if resp.headers.get('Content-encoding', '') == 'br':
|
||
resp = urllib.request.addinfourl(
|
||
io.BytesIO(self.brotli(resp.read())), old_resp.headers, old_resp.url, old_resp.code)
|
||
resp.msg = old_resp.msg
|
||
del resp.headers['Content-encoding']
|
||
# Percent-encode redirect URL of Location HTTP header to satisfy RFC 3986 (see
|
||
# https://github.com/ytdl-org/youtube-dl/issues/6457).
|
||
if 300 <= resp.code < 400:
|
||
location = resp.headers.get('Location')
|
||
if location:
|
||
# As of RFC 2616 default charset is iso-8859-1 that is respected by python 3
|
||
location = location.encode('iso-8859-1').decode()
|
||
location_escaped = escape_url(location)
|
||
if location != location_escaped:
|
||
del resp.headers['Location']
|
||
resp.headers['Location'] = location_escaped
|
||
return resp
|
||
|
||
https_request = http_request
|
||
https_response = http_response
|
||
|
||
|
||
def make_socks_conn_class(base_class, socks_proxy):
|
||
assert issubclass(base_class, (
|
||
http.client.HTTPConnection, http.client.HTTPSConnection))
|
||
|
||
url_components = urllib.parse.urlparse(socks_proxy)
|
||
if url_components.scheme.lower() == 'socks5':
|
||
socks_type = ProxyType.SOCKS5
|
||
elif url_components.scheme.lower() in ('socks', 'socks4'):
|
||
socks_type = ProxyType.SOCKS4
|
||
elif url_components.scheme.lower() == 'socks4a':
|
||
socks_type = ProxyType.SOCKS4A
|
||
|
||
def unquote_if_non_empty(s):
|
||
if not s:
|
||
return s
|
||
return urllib.parse.unquote_plus(s)
|
||
|
||
proxy_args = (
|
||
socks_type,
|
||
url_components.hostname, url_components.port or 1080,
|
||
True, # Remote DNS
|
||
unquote_if_non_empty(url_components.username),
|
||
unquote_if_non_empty(url_components.password),
|
||
)
|
||
|
||
class SocksConnection(base_class):
|
||
def connect(self):
|
||
self.sock = sockssocket()
|
||
self.sock.setproxy(*proxy_args)
|
||
if isinstance(self.timeout, (int, float)):
|
||
self.sock.settimeout(self.timeout)
|
||
self.sock.connect((self.host, self.port))
|
||
|
||
if isinstance(self, http.client.HTTPSConnection):
|
||
if hasattr(self, '_context'): # Python > 2.6
|
||
self.sock = self._context.wrap_socket(
|
||
self.sock, server_hostname=self.host)
|
||
else:
|
||
self.sock = ssl.wrap_socket(self.sock)
|
||
|
||
return SocksConnection
|
||
|
||
|
||
class YoutubeDLHTTPSHandler(urllib.request.HTTPSHandler):
|
||
def __init__(self, params, https_conn_class=None, *args, **kwargs):
|
||
urllib.request.HTTPSHandler.__init__(self, *args, **kwargs)
|
||
self._https_conn_class = https_conn_class or http.client.HTTPSConnection
|
||
self._params = params
|
||
|
||
def https_open(self, req):
|
||
kwargs = {}
|
||
conn_class = self._https_conn_class
|
||
|
||
if hasattr(self, '_context'): # python > 2.6
|
||
kwargs['context'] = self._context
|
||
if hasattr(self, '_check_hostname'): # python 3.x
|
||
kwargs['check_hostname'] = self._check_hostname
|
||
|
||
socks_proxy = req.headers.get('Ytdl-socks-proxy')
|
||
if socks_proxy:
|
||
conn_class = make_socks_conn_class(conn_class, socks_proxy)
|
||
del req.headers['Ytdl-socks-proxy']
|
||
|
||
try:
|
||
return self.do_open(
|
||
functools.partial(_create_http_connection, self, conn_class, True), req, **kwargs)
|
||
except urllib.error.URLError as e:
|
||
if (isinstance(e.reason, ssl.SSLError)
|
||
and getattr(e.reason, 'reason', None) == 'SSLV3_ALERT_HANDSHAKE_FAILURE'):
|
||
raise YoutubeDLError('SSLV3_ALERT_HANDSHAKE_FAILURE: Try using --legacy-server-connect')
|
||
raise
|
||
|
||
|
||
class YoutubeDLCookieJar(http.cookiejar.MozillaCookieJar):
|
||
"""
|
||
See [1] for cookie file format.
|
||
|
||
1. https://curl.haxx.se/docs/http-cookies.html
|
||
"""
|
||
_HTTPONLY_PREFIX = '#HttpOnly_'
|
||
_ENTRY_LEN = 7
|
||
_HEADER = '''# Netscape HTTP Cookie File
|
||
# This file is generated by yt-dlp. Do not edit.
|
||
|
||
'''
|
||
_CookieFileEntry = collections.namedtuple(
|
||
'CookieFileEntry',
|
||
('domain_name', 'include_subdomains', 'path', 'https_only', 'expires_at', 'name', 'value'))
|
||
|
||
def __init__(self, filename=None, *args, **kwargs):
|
||
super().__init__(None, *args, **kwargs)
|
||
if self.is_path(filename):
|
||
filename = os.fspath(filename)
|
||
self.filename = filename
|
||
|
||
@staticmethod
|
||
def _true_or_false(cndn):
|
||
return 'TRUE' if cndn else 'FALSE'
|
||
|
||
@staticmethod
|
||
def is_path(file):
|
||
return isinstance(file, (str, bytes, os.PathLike))
|
||
|
||
@contextlib.contextmanager
|
||
def open(self, file, *, write=False):
|
||
if self.is_path(file):
|
||
with open(file, 'w' if write else 'r', encoding='utf-8') as f:
|
||
yield f
|
||
else:
|
||
if write:
|
||
file.truncate(0)
|
||
yield file
|
||
|
||
def _really_save(self, f, ignore_discard=False, ignore_expires=False):
|
||
now = time.time()
|
||
for cookie in self:
|
||
if (not ignore_discard and cookie.discard
|
||
or not ignore_expires and cookie.is_expired(now)):
|
||
continue
|
||
name, value = cookie.name, cookie.value
|
||
if value is None:
|
||
# cookies.txt regards 'Set-Cookie: foo' as a cookie
|
||
# with no name, whereas http.cookiejar regards it as a
|
||
# cookie with no value.
|
||
name, value = '', name
|
||
f.write('%s\n' % '\t'.join((
|
||
cookie.domain,
|
||
self._true_or_false(cookie.domain.startswith('.')),
|
||
cookie.path,
|
||
self._true_or_false(cookie.secure),
|
||
str_or_none(cookie.expires, default=''),
|
||
name, value
|
||
)))
|
||
|
||
def save(self, filename=None, *args, **kwargs):
|
||
"""
|
||
Save cookies to a file.
|
||
Code is taken from CPython 3.6
|
||
https://github.com/python/cpython/blob/8d999cbf4adea053be6dbb612b9844635c4dfb8e/Lib/http/cookiejar.py#L2091-L2117 """
|
||
|
||
if filename is None:
|
||
if self.filename is not None:
|
||
filename = self.filename
|
||
else:
|
||
raise ValueError(http.cookiejar.MISSING_FILENAME_TEXT)
|
||
|
||
# Store session cookies with `expires` set to 0 instead of an empty string
|
||
for cookie in self:
|
||
if cookie.expires is None:
|
||
cookie.expires = 0
|
||
|
||
with self.open(filename, write=True) as f:
|
||
f.write(self._HEADER)
|
||
self._really_save(f, *args, **kwargs)
|
||
|
||
def load(self, filename=None, ignore_discard=False, ignore_expires=False):
|
||
"""Load cookies from a file."""
|
||
if filename is None:
|
||
if self.filename is not None:
|
||
filename = self.filename
|
||
else:
|
||
raise ValueError(http.cookiejar.MISSING_FILENAME_TEXT)
|
||
|
||
def prepare_line(line):
|
||
if line.startswith(self._HTTPONLY_PREFIX):
|
||
line = line[len(self._HTTPONLY_PREFIX):]
|
||
# comments and empty lines are fine
|
||
if line.startswith('#') or not line.strip():
|
||
return line
|
||
cookie_list = line.split('\t')
|
||
if len(cookie_list) != self._ENTRY_LEN:
|
||
raise http.cookiejar.LoadError('invalid length %d' % len(cookie_list))
|
||
cookie = self._CookieFileEntry(*cookie_list)
|
||
if cookie.expires_at and not cookie.expires_at.isdigit():
|
||
raise http.cookiejar.LoadError('invalid expires at %s' % cookie.expires_at)
|
||
return line
|
||
|
||
cf = io.StringIO()
|
||
with self.open(filename) as f:
|
||
for line in f:
|
||
try:
|
||
cf.write(prepare_line(line))
|
||
except http.cookiejar.LoadError as e:
|
||
if f'{line.strip()} '[0] in '[{"':
|
||
raise http.cookiejar.LoadError(
|
||
'Cookies file must be Netscape formatted, not JSON. See '
|
||
'https://github.com/ytdl-org/youtube-dl#how-do-i-pass-cookies-to-youtube-dl')
|
||
write_string(f'WARNING: skipping cookie file entry due to {e}: {line!r}\n')
|
||
continue
|
||
cf.seek(0)
|
||
self._really_load(cf, filename, ignore_discard, ignore_expires)
|
||
# Session cookies are denoted by either `expires` field set to
|
||
# an empty string or 0. MozillaCookieJar only recognizes the former
|
||
# (see [1]). So we need force the latter to be recognized as session
|
||
# cookies on our own.
|
||
# Session cookies may be important for cookies-based authentication,
|
||
# e.g. usually, when user does not check 'Remember me' check box while
|
||
# logging in on a site, some important cookies are stored as session
|
||
# cookies so that not recognizing them will result in failed login.
|
||
# 1. https://bugs.python.org/issue17164
|
||
for cookie in self:
|
||
# Treat `expires=0` cookies as session cookies
|
||
if cookie.expires == 0:
|
||
cookie.expires = None
|
||
cookie.discard = True
|
||
|
||
|
||
class YoutubeDLCookieProcessor(urllib.request.HTTPCookieProcessor):
|
||
def __init__(self, cookiejar=None):
|
||
urllib.request.HTTPCookieProcessor.__init__(self, cookiejar)
|
||
|
||
def http_response(self, request, response):
|
||
return urllib.request.HTTPCookieProcessor.http_response(self, request, response)
|
||
|
||
https_request = urllib.request.HTTPCookieProcessor.http_request
|
||
https_response = http_response
|
||
|
||
|
||
class YoutubeDLRedirectHandler(urllib.request.HTTPRedirectHandler):
|
||
"""YoutubeDL redirect handler
|
||
|
||
The code is based on HTTPRedirectHandler implementation from CPython [1].
|
||
|
||
This redirect handler solves two issues:
|
||
- ensures redirect URL is always unicode under python 2
|
||
- introduces support for experimental HTTP response status code
|
||
308 Permanent Redirect [2] used by some sites [3]
|
||
|
||
1. https://github.com/python/cpython/blob/master/Lib/urllib/request.py
|
||
2. https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/308
|
||
3. https://github.com/ytdl-org/youtube-dl/issues/28768
|
||
"""
|
||
|
||
http_error_301 = http_error_303 = http_error_307 = http_error_308 = urllib.request.HTTPRedirectHandler.http_error_302
|
||
|
||
def redirect_request(self, req, fp, code, msg, headers, newurl):
|
||
"""Return a Request or None in response to a redirect.
|
||
|
||
This is called by the http_error_30x methods when a
|
||
redirection response is received. If a redirection should
|
||
take place, return a new Request to allow http_error_30x to
|
||
perform the redirect. Otherwise, raise HTTPError if no-one
|
||
else should try to handle this url. Return None if you can't
|
||
but another Handler might.
|
||
"""
|
||
m = req.get_method()
|
||
if (not (code in (301, 302, 303, 307, 308) and m in ("GET", "HEAD")
|
||
or code in (301, 302, 303) and m == "POST")):
|
||
raise urllib.error.HTTPError(req.full_url, code, msg, headers, fp)
|
||
# Strictly (according to RFC 2616), 301 or 302 in response to
|
||
# a POST MUST NOT cause a redirection without confirmation
|
||
# from the user (of urllib.request, in this case). In practice,
|
||
# essentially all clients do redirect in this case, so we do
|
||
# the same.
|
||
|
||
# Be conciliant with URIs containing a space. This is mainly
|
||
# redundant with the more complete encoding done in http_error_302(),
|
||
# but it is kept for compatibility with other callers.
|
||
newurl = newurl.replace(' ', '%20')
|
||
|
||
CONTENT_HEADERS = ("content-length", "content-type")
|
||
# NB: don't use dict comprehension for python 2.6 compatibility
|
||
newheaders = {k: v for k, v in req.headers.items() if k.lower() not in CONTENT_HEADERS}
|
||
|
||
# A 303 must either use GET or HEAD for subsequent request
|
||
# https://datatracker.ietf.org/doc/html/rfc7231#section-6.4.4
|
||
if code == 303 and m != 'HEAD':
|
||
m = 'GET'
|
||
# 301 and 302 redirects are commonly turned into a GET from a POST
|
||
# for subsequent requests by browsers, so we'll do the same.
|
||
# https://datatracker.ietf.org/doc/html/rfc7231#section-6.4.2
|
||
# https://datatracker.ietf.org/doc/html/rfc7231#section-6.4.3
|
||
if code in (301, 302) and m == 'POST':
|
||
m = 'GET'
|
||
|
||
return urllib.request.Request(
|
||
newurl, headers=newheaders, origin_req_host=req.origin_req_host,
|
||
unverifiable=True, method=m)
|
||
|
||
|
||
def extract_timezone(date_str):
|
||
m = re.search(
|
||
r'''(?x)
|
||
^.{8,}? # >=8 char non-TZ prefix, if present
|
||
(?P<tz>Z| # just the UTC Z, or
|
||
(?:(?<=.\b\d{4}|\b\d{2}:\d\d)| # preceded by 4 digits or hh:mm or
|
||
(?<!.\b[a-zA-Z]{3}|[a-zA-Z]{4}|..\b\d\d)) # not preceded by 3 alpha word or >= 4 alpha or 2 digits
|
||
[ ]? # optional space
|
||
(?P<sign>\+|-) # +/-
|
||
(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2}) # hh[:]mm
|
||
$)
|
||
''', date_str)
|
||
if not m:
|
||
timezone = datetime.timedelta()
|
||
else:
|
||
date_str = date_str[:-len(m.group('tz'))]
|
||
if not m.group('sign'):
|
||
timezone = datetime.timedelta()
|
||
else:
|
||
sign = 1 if m.group('sign') == '+' else -1
|
||
timezone = datetime.timedelta(
|
||
hours=sign * int(m.group('hours')),
|
||
minutes=sign * int(m.group('minutes')))
|
||
return timezone, date_str
|
||
|
||
|
||
def parse_iso8601(date_str, delimiter='T', timezone=None):
|
||
""" Return a UNIX timestamp from the given date """
|
||
|
||
if date_str is None:
|
||
return None
|
||
|
||
date_str = re.sub(r'\.[0-9]+', '', date_str)
|
||
|
||
if timezone is None:
|
||
timezone, date_str = extract_timezone(date_str)
|
||
|
||
with contextlib.suppress(ValueError):
|
||
date_format = f'%Y-%m-%d{delimiter}%H:%M:%S'
|
||
dt = datetime.datetime.strptime(date_str, date_format) - timezone
|
||
return calendar.timegm(dt.timetuple())
|
||
|
||
|
||
def date_formats(day_first=True):
|
||
return DATE_FORMATS_DAY_FIRST if day_first else DATE_FORMATS_MONTH_FIRST
|
||
|
||
|
||
def unified_strdate(date_str, day_first=True):
|
||
"""Return a string with the date in the format YYYYMMDD"""
|
||
|
||
if date_str is None:
|
||
return None
|
||
upload_date = None
|
||
# Replace commas
|
||
date_str = date_str.replace(',', ' ')
|
||
# Remove AM/PM + timezone
|
||
date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str)
|
||
_, date_str = extract_timezone(date_str)
|
||
|
||
for expression in date_formats(day_first):
|
||
with contextlib.suppress(ValueError):
|
||
upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d')
|
||
if upload_date is None:
|
||
timetuple = email.utils.parsedate_tz(date_str)
|
||
if timetuple:
|
||
with contextlib.suppress(ValueError):
|
||
upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d')
|
||
if upload_date is not None:
|
||
return str(upload_date)
|
||
|
||
|
||
def unified_timestamp(date_str, day_first=True):
|
||
if date_str is None:
|
||
return None
|
||
|
||
date_str = re.sub(r'[,|]', '', date_str)
|
||
|
||
pm_delta = 12 if re.search(r'(?i)PM', date_str) else 0
|
||
timezone, date_str = extract_timezone(date_str)
|
||
|
||
# Remove AM/PM + timezone
|
||
date_str = re.sub(r'(?i)\s*(?:AM|PM)(?:\s+[A-Z]+)?', '', date_str)
|
||
|
||
# Remove unrecognized timezones from ISO 8601 alike timestamps
|
||
m = re.search(r'\d{1,2}:\d{1,2}(?:\.\d+)?(?P<tz>\s*[A-Z]+)$', date_str)
|
||
if m:
|
||
date_str = date_str[:-len(m.group('tz'))]
|
||
|
||
# Python only supports microseconds, so remove nanoseconds
|
||
m = re.search(r'^([0-9]{4,}-[0-9]{1,2}-[0-9]{1,2}T[0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}\.[0-9]{6})[0-9]+$', date_str)
|
||
if m:
|
||
date_str = m.group(1)
|
||
|
||
for expression in date_formats(day_first):
|
||
with contextlib.suppress(ValueError):
|
||
dt = datetime.datetime.strptime(date_str, expression) - timezone + datetime.timedelta(hours=pm_delta)
|
||
return calendar.timegm(dt.timetuple())
|
||
timetuple = email.utils.parsedate_tz(date_str)
|
||
if timetuple:
|
||
return calendar.timegm(timetuple) + pm_delta * 3600
|
||
|
||
|
||
def determine_ext(url, default_ext='unknown_video'):
|
||
if url is None or '.' not in url:
|
||
return default_ext
|
||
guess = url.partition('?')[0].rpartition('.')[2]
|
||
if re.match(r'^[A-Za-z0-9]+$', guess):
|
||
return guess
|
||
# Try extract ext from URLs like http://example.com/foo/bar.mp4/?download
|
||
elif guess.rstrip('/') in KNOWN_EXTENSIONS:
|
||
return guess.rstrip('/')
|
||
else:
|
||
return default_ext
|
||
|
||
|
||
def subtitles_filename(filename, sub_lang, sub_format, expected_real_ext=None):
|
||
return replace_extension(filename, sub_lang + '.' + sub_format, expected_real_ext)
|
||
|
||
|
||
def datetime_from_str(date_str, precision='auto', format='%Y%m%d'):
|
||
R"""
|
||
Return a datetime object from a string.
|
||
Supported format:
|
||
(now|today|yesterday|DATE)([+-]\d+(microsecond|second|minute|hour|day|week|month|year)s?)?
|
||
|
||
@param format strftime format of DATE
|
||
@param precision Round the datetime object: auto|microsecond|second|minute|hour|day
|
||
auto: round to the unit provided in date_str (if applicable).
|
||
"""
|
||
auto_precision = False
|
||
if precision == 'auto':
|
||
auto_precision = True
|
||
precision = 'microsecond'
|
||
today = datetime_round(datetime.datetime.utcnow(), precision)
|
||
if date_str in ('now', 'today'):
|
||
return today
|
||
if date_str == 'yesterday':
|
||
return today - datetime.timedelta(days=1)
|
||
match = re.match(
|
||
r'(?P<start>.+)(?P<sign>[+-])(?P<time>\d+)(?P<unit>microsecond|second|minute|hour|day|week|month|year)s?',
|
||
date_str)
|
||
if match is not None:
|
||
start_time = datetime_from_str(match.group('start'), precision, format)
|
||
time = int(match.group('time')) * (-1 if match.group('sign') == '-' else 1)
|
||
unit = match.group('unit')
|
||
if unit == 'month' or unit == 'year':
|
||
new_date = datetime_add_months(start_time, time * 12 if unit == 'year' else time)
|
||
unit = 'day'
|
||
else:
|
||
if unit == 'week':
|
||
unit = 'day'
|
||
time *= 7
|
||
delta = datetime.timedelta(**{unit + 's': time})
|
||
new_date = start_time + delta
|
||
if auto_precision:
|
||
return datetime_round(new_date, unit)
|
||
return new_date
|
||
|
||
return datetime_round(datetime.datetime.strptime(date_str, format), precision)
|
||
|
||
|
||
def date_from_str(date_str, format='%Y%m%d', strict=False):
|
||
R"""
|
||
Return a date object from a string using datetime_from_str
|
||
|
||
@param strict Restrict allowed patterns to "YYYYMMDD" and
|
||
(now|today|yesterday)(-\d+(day|week|month|year)s?)?
|
||
"""
|
||
if strict and not re.fullmatch(r'\d{8}|(now|today|yesterday)(-\d+(day|week|month|year)s?)?', date_str):
|
||
raise ValueError(f'Invalid date format "{date_str}"')
|
||
return datetime_from_str(date_str, precision='microsecond', format=format).date()
|
||
|
||
|
||
def datetime_add_months(dt, months):
|
||
"""Increment/Decrement a datetime object by months."""
|
||
month = dt.month + months - 1
|
||
year = dt.year + month // 12
|
||
month = month % 12 + 1
|
||
day = min(dt.day, calendar.monthrange(year, month)[1])
|
||
return dt.replace(year, month, day)
|
||
|
||
|
||
def datetime_round(dt, precision='day'):
|
||
"""
|
||
Round a datetime object's time to a specific precision
|
||
"""
|
||
if precision == 'microsecond':
|
||
return dt
|
||
|
||
unit_seconds = {
|
||
'day': 86400,
|
||
'hour': 3600,
|
||
'minute': 60,
|
||
'second': 1,
|
||
}
|
||
roundto = lambda x, n: ((x + n / 2) // n) * n
|
||
timestamp = calendar.timegm(dt.timetuple())
|
||
return datetime.datetime.utcfromtimestamp(roundto(timestamp, unit_seconds[precision]))
|
||
|
||
|
||
def hyphenate_date(date_str):
|
||
"""
|
||
Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format"""
|
||
match = re.match(r'^(\d\d\d\d)(\d\d)(\d\d)$', date_str)
|
||
if match is not None:
|
||
return '-'.join(match.groups())
|
||
else:
|
||
return date_str
|
||
|
||
|
||
class DateRange:
|
||
"""Represents a time interval between two dates"""
|
||
|
||
def __init__(self, start=None, end=None):
|
||
"""start and end must be strings in the format accepted by date"""
|
||
if start is not None:
|
||
self.start = date_from_str(start, strict=True)
|
||
else:
|
||
self.start = datetime.datetime.min.date()
|
||
if end is not None:
|
||
self.end = date_from_str(end, strict=True)
|
||
else:
|
||
self.end = datetime.datetime.max.date()
|
||
if self.start > self.end:
|
||
raise ValueError('Date range: "%s" , the start date must be before the end date' % self)
|
||
|
||
@classmethod
|
||
def day(cls, day):
|
||
"""Returns a range that only contains the given day"""
|
||
return cls(day, day)
|
||
|
||
def __contains__(self, date):
|
||
"""Check if the date is in the range"""
|
||
if not isinstance(date, datetime.date):
|
||
date = date_from_str(date)
|
||
return self.start <= date <= self.end
|
||
|
||
def __str__(self):
|
||
return f'{self.start.isoformat()} - {self.end.isoformat()}'
|
||
|
||
def __eq__(self, other):
|
||
return (isinstance(other, DateRange)
|
||
and self.start == other.start and self.end == other.end)
|
||
|
||
|
||
def platform_name():
|
||
""" Returns the platform name as a str """
|
||
write_string('DeprecationWarning: yt_dlp.utils.platform_name is deprecated, use platform.platform instead')
|
||
return platform.platform()
|
||
|
||
|
||
@functools.cache
|
||
def system_identifier():
|
||
python_implementation = platform.python_implementation()
|
||
if python_implementation == 'PyPy' and hasattr(sys, 'pypy_version_info'):
|
||
python_implementation += ' version %d.%d.%d' % sys.pypy_version_info[:3]
|
||
|
||
return 'Python %s (%s %s) - %s %s' % (
|
||
platform.python_version(),
|
||
python_implementation,
|
||
platform.architecture()[0],
|
||
platform.platform(),
|
||
format_field(join_nonempty(*platform.libc_ver(), delim=' '), None, '(%s)'),
|
||
)
|
||
|
||
|
||
@functools.cache
|
||
def get_windows_version():
|
||
''' Get Windows version. returns () if it's not running on Windows '''
|
||
if compat_os_name == 'nt':
|
||
return version_tuple(platform.win32_ver()[1])
|
||
else:
|
||
return ()
|
||
|
||
|
||
def write_string(s, out=None, encoding=None):
|
||
assert isinstance(s, str)
|
||
out = out or sys.stderr
|
||
|
||
if compat_os_name == 'nt' and supports_terminal_sequences(out):
|
||
s = re.sub(r'([\r\n]+)', r' \1', s)
|
||
|
||
enc, buffer = None, out
|
||
if 'b' in getattr(out, 'mode', ''):
|
||
enc = encoding or preferredencoding()
|
||
elif hasattr(out, 'buffer'):
|
||
buffer = out.buffer
|
||
enc = encoding or getattr(out, 'encoding', None) or preferredencoding()
|
||
|
||
buffer.write(s.encode(enc, 'ignore') if enc else s)
|
||
out.flush()
|
||
|
||
|
||
def bytes_to_intlist(bs):
|
||
if not bs:
|
||
return []
|
||
if isinstance(bs[0], int): # Python 3
|
||
return list(bs)
|
||
else:
|
||
return [ord(c) for c in bs]
|
||
|
||
|
||
def intlist_to_bytes(xs):
|
||
if not xs:
|
||
return b''
|
||
return struct.pack('%dB' % len(xs), *xs)
|
||
|
||
|
||
class LockingUnsupportedError(OSError):
|
||
msg = 'File locking is not supported'
|
||
|
||
def __init__(self):
|
||
super().__init__(self.msg)
|
||
|
||
|
||
# Cross-platform file locking
|
||
if sys.platform == 'win32':
|
||
import ctypes.wintypes
|
||
import msvcrt
|
||
|
||
class OVERLAPPED(ctypes.Structure):
|
||
_fields_ = [
|
||
('Internal', ctypes.wintypes.LPVOID),
|
||
('InternalHigh', ctypes.wintypes.LPVOID),
|
||
('Offset', ctypes.wintypes.DWORD),
|
||
('OffsetHigh', ctypes.wintypes.DWORD),
|
||
('hEvent', ctypes.wintypes.HANDLE),
|
||
]
|
||
|
||
kernel32 = ctypes.windll.kernel32
|
||
LockFileEx = kernel32.LockFileEx
|
||
LockFileEx.argtypes = [
|
||
ctypes.wintypes.HANDLE, # hFile
|
||
ctypes.wintypes.DWORD, # dwFlags
|
||
ctypes.wintypes.DWORD, # dwReserved
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh
|
||
ctypes.POINTER(OVERLAPPED) # Overlapped
|
||
]
|
||
LockFileEx.restype = ctypes.wintypes.BOOL
|
||
UnlockFileEx = kernel32.UnlockFileEx
|
||
UnlockFileEx.argtypes = [
|
||
ctypes.wintypes.HANDLE, # hFile
|
||
ctypes.wintypes.DWORD, # dwReserved
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow
|
||
ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh
|
||
ctypes.POINTER(OVERLAPPED) # Overlapped
|
||
]
|
||
UnlockFileEx.restype = ctypes.wintypes.BOOL
|
||
whole_low = 0xffffffff
|
||
whole_high = 0x7fffffff
|
||
|
||
def _lock_file(f, exclusive, block):
|
||
overlapped = OVERLAPPED()
|
||
overlapped.Offset = 0
|
||
overlapped.OffsetHigh = 0
|
||
overlapped.hEvent = 0
|
||
f._lock_file_overlapped_p = ctypes.pointer(overlapped)
|
||
|
||
if not LockFileEx(msvcrt.get_osfhandle(f.fileno()),
|
||
(0x2 if exclusive else 0x0) | (0x0 if block else 0x1),
|
||
0, whole_low, whole_high, f._lock_file_overlapped_p):
|
||
# NB: No argument form of "ctypes.FormatError" does not work on PyPy
|
||
raise BlockingIOError(f'Locking file failed: {ctypes.FormatError(ctypes.GetLastError())!r}')
|
||
|
||
def _unlock_file(f):
|
||
assert f._lock_file_overlapped_p
|
||
handle = msvcrt.get_osfhandle(f.fileno())
|
||
if not UnlockFileEx(handle, 0, whole_low, whole_high, f._lock_file_overlapped_p):
|
||
raise OSError('Unlocking file failed: %r' % ctypes.FormatError())
|
||
|
||
else:
|
||
try:
|
||
import fcntl
|
||
|
||
def _lock_file(f, exclusive, block):
|
||
flags = fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH
|
||
if not block:
|
||
flags |= fcntl.LOCK_NB
|
||
try:
|
||
fcntl.flock(f, flags)
|
||
except BlockingIOError:
|
||
raise
|
||
except OSError: # AOSP does not have flock()
|
||
fcntl.lockf(f, flags)
|
||
|
||
def _unlock_file(f):
|
||
try:
|
||
fcntl.flock(f, fcntl.LOCK_UN)
|
||
except OSError:
|
||
fcntl.lockf(f, fcntl.LOCK_UN)
|
||
|
||
except ImportError:
|
||
|
||
def _lock_file(f, exclusive, block):
|
||
raise LockingUnsupportedError()
|
||
|
||
def _unlock_file(f):
|
||
raise LockingUnsupportedError()
|
||
|
||
|
||
class locked_file:
|
||
locked = False
|
||
|
||
def __init__(self, filename, mode, block=True, encoding=None):
|
||
if mode not in {'r', 'rb', 'a', 'ab', 'w', 'wb'}:
|
||
raise NotImplementedError(mode)
|
||
self.mode, self.block = mode, block
|
||
|
||
writable = any(f in mode for f in 'wax+')
|
||
readable = any(f in mode for f in 'r+')
|
||
flags = functools.reduce(operator.ior, (
|
||
getattr(os, 'O_CLOEXEC', 0), # UNIX only
|
||
getattr(os, 'O_BINARY', 0), # Windows only
|
||
getattr(os, 'O_NOINHERIT', 0), # Windows only
|
||
os.O_CREAT if writable else 0, # O_TRUNC only after locking
|
||
os.O_APPEND if 'a' in mode else 0,
|
||
os.O_EXCL if 'x' in mode else 0,
|
||
os.O_RDONLY if not writable else os.O_RDWR if readable else os.O_WRONLY,
|
||
))
|
||
|
||
self.f = os.fdopen(os.open(filename, flags, 0o666), mode, encoding=encoding)
|
||
|
||
def __enter__(self):
|
||
exclusive = 'r' not in self.mode
|
||
try:
|
||
_lock_file(self.f, exclusive, self.block)
|
||
self.locked = True
|
||
except OSError:
|
||
self.f.close()
|
||
raise
|
||
if 'w' in self.mode:
|
||
try:
|
||
self.f.truncate()
|
||
except OSError as e:
|
||
if e.errno not in (
|
||
errno.ESPIPE, # Illegal seek - expected for FIFO
|
||
errno.EINVAL, # Invalid argument - expected for /dev/null
|
||
):
|
||
raise
|
||
return self
|
||
|
||
def unlock(self):
|
||
if not self.locked:
|
||
return
|
||
try:
|
||
_unlock_file(self.f)
|
||
finally:
|
||
self.locked = False
|
||
|
||
def __exit__(self, *_):
|
||
try:
|
||
self.unlock()
|
||
finally:
|
||
self.f.close()
|
||
|
||
open = __enter__
|
||
close = __exit__
|
||
|
||
def __getattr__(self, attr):
|
||
return getattr(self.f, attr)
|
||
|
||
def __iter__(self):
|
||
return iter(self.f)
|
||
|
||
|
||
@functools.cache
|
||
def get_filesystem_encoding():
|
||
encoding = sys.getfilesystemencoding()
|
||
return encoding if encoding is not None else 'utf-8'
|
||
|
||
|
||
def shell_quote(args):
|
||
quoted_args = []
|
||
encoding = get_filesystem_encoding()
|
||
for a in args:
|
||
if isinstance(a, bytes):
|
||
# We may get a filename encoded with 'encodeFilename'
|
||
a = a.decode(encoding)
|
||
quoted_args.append(compat_shlex_quote(a))
|
||
return ' '.join(quoted_args)
|
||
|
||
|
||
def smuggle_url(url, data):
|
||
""" Pass additional data in a URL for internal use. """
|
||
|
||
url, idata = unsmuggle_url(url, {})
|
||
data.update(idata)
|
||
sdata = urllib.parse.urlencode(
|
||
{'__youtubedl_smuggle': json.dumps(data)})
|
||
return url + '#' + sdata
|
||
|
||
|
||
def unsmuggle_url(smug_url, default=None):
|
||
if '#__youtubedl_smuggle' not in smug_url:
|
||
return smug_url, default
|
||
url, _, sdata = smug_url.rpartition('#')
|
||
jsond = urllib.parse.parse_qs(sdata)['__youtubedl_smuggle'][0]
|
||
data = json.loads(jsond)
|
||
return url, data
|
||
|
||
|
||
def format_decimal_suffix(num, fmt='%d%s', *, factor=1000):
|
||
""" Formats numbers with decimal sufixes like K, M, etc """
|
||
num, factor = float_or_none(num), float(factor)
|
||
if num is None or num < 0:
|
||
return None
|
||
POSSIBLE_SUFFIXES = 'kMGTPEZY'
|
||
exponent = 0 if num == 0 else min(int(math.log(num, factor)), len(POSSIBLE_SUFFIXES))
|
||
suffix = ['', *POSSIBLE_SUFFIXES][exponent]
|
||
if factor == 1024:
|
||
suffix = {'k': 'Ki', '': ''}.get(suffix, f'{suffix}i')
|
||
converted = num / (factor ** exponent)
|
||
return fmt % (converted, suffix)
|
||
|
||
|
||
def format_bytes(bytes):
|
||
return format_decimal_suffix(bytes, '%.2f%sB', factor=1024) or 'N/A'
|
||
|
||
|
||
def lookup_unit_table(unit_table, s):
|
||
units_re = '|'.join(re.escape(u) for u in unit_table)
|
||
m = re.match(
|
||
r'(?P<num>[0-9]+(?:[,.][0-9]*)?)\s*(?P<unit>%s)\b' % units_re, s)
|
||
if not m:
|
||
return None
|
||
num_str = m.group('num').replace(',', '.')
|
||
mult = unit_table[m.group('unit')]
|
||
return int(float(num_str) * mult)
|
||
|
||
|
||
def parse_filesize(s):
|
||
if s is None:
|
||
return None
|
||
|
||
# The lower-case forms are of course incorrect and unofficial,
|
||
# but we support those too
|
||
_UNIT_TABLE = {
|
||
'B': 1,
|
||
'b': 1,
|
||
'bytes': 1,
|
||
'KiB': 1024,
|
||
'KB': 1000,
|
||
'kB': 1024,
|
||
'Kb': 1000,
|
||
'kb': 1000,
|
||
'kilobytes': 1000,
|
||
'kibibytes': 1024,
|
||
'MiB': 1024 ** 2,
|
||
'MB': 1000 ** 2,
|
||
'mB': 1024 ** 2,
|
||
'Mb': 1000 ** 2,
|
||
'mb': 1000 ** 2,
|
||
'megabytes': 1000 ** 2,
|
||
'mebibytes': 1024 ** 2,
|
||
'GiB': 1024 ** 3,
|
||
'GB': 1000 ** 3,
|
||
'gB': 1024 ** 3,
|
||
'Gb': 1000 ** 3,
|
||
'gb': 1000 ** 3,
|
||
'gigabytes': 1000 ** 3,
|
||
'gibibytes': 1024 ** 3,
|
||
'TiB': 1024 ** 4,
|
||
'TB': 1000 ** 4,
|
||
'tB': 1024 ** 4,
|
||
'Tb': 1000 ** 4,
|
||
'tb': 1000 ** 4,
|
||
'terabytes': 1000 ** 4,
|
||
'tebibytes': 1024 ** 4,
|
||
'PiB': 1024 ** 5,
|
||
'PB': 1000 ** 5,
|
||
'pB': 1024 ** 5,
|
||
'Pb': 1000 ** 5,
|
||
'pb': 1000 ** 5,
|
||
'petabytes': 1000 ** 5,
|
||
'pebibytes': 1024 ** 5,
|
||
'EiB': 1024 ** 6,
|
||
'EB': 1000 ** 6,
|
||
'eB': 1024 ** 6,
|
||
'Eb': 1000 ** 6,
|
||
'eb': 1000 ** 6,
|
||
'exabytes': 1000 ** 6,
|
||
'exbibytes': 1024 ** 6,
|
||
'ZiB': 1024 ** 7,
|
||
'ZB': 1000 ** 7,
|
||
'zB': 1024 ** 7,
|
||
'Zb': 1000 ** 7,
|
||
'zb': 1000 ** 7,
|
||
'zettabytes': 1000 ** 7,
|
||
'zebibytes': 1024 ** 7,
|
||
'YiB': 1024 ** 8,
|
||
'YB': 1000 ** 8,
|
||
'yB': 1024 ** 8,
|
||
'Yb': 1000 ** 8,
|
||
'yb': 1000 ** 8,
|
||
'yottabytes': 1000 ** 8,
|
||
'yobibytes': 1024 ** 8,
|
||
}
|
||
|
||
return lookup_unit_table(_UNIT_TABLE, s)
|
||
|
||
|
||
def parse_count(s):
|
||
if s is None:
|
||
return None
|
||
|
||
s = re.sub(r'^[^\d]+\s', '', s).strip()
|
||
|
||
if re.match(r'^[\d,.]+$', s):
|
||
return str_to_int(s)
|
||
|
||
_UNIT_TABLE = {
|
||
'k': 1000,
|
||
'K': 1000,
|
||
'm': 1000 ** 2,
|
||
'M': 1000 ** 2,
|
||
'kk': 1000 ** 2,
|
||
'KK': 1000 ** 2,
|
||
'b': 1000 ** 3,
|
||
'B': 1000 ** 3,
|
||
}
|
||
|
||
ret = lookup_unit_table(_UNIT_TABLE, s)
|
||
if ret is not None:
|
||
return ret
|
||
|
||
mobj = re.match(r'([\d,.]+)(?:$|\s)', s)
|
||
if mobj:
|
||
return str_to_int(mobj.group(1))
|
||
|
||
|
||
def parse_resolution(s, *, lenient=False):
|
||
if s is None:
|
||
return {}
|
||
|
||
if lenient:
|
||
mobj = re.search(r'(?P<w>\d+)\s*[xX×,]\s*(?P<h>\d+)', s)
|
||
else:
|
||
mobj = re.search(r'(?<![a-zA-Z0-9])(?P<w>\d+)\s*[xX×,]\s*(?P<h>\d+)(?![a-zA-Z0-9])', s)
|
||
if mobj:
|
||
return {
|
||
'width': int(mobj.group('w')),
|
||
'height': int(mobj.group('h')),
|
||
}
|
||
|
||
mobj = re.search(r'(?<![a-zA-Z0-9])(\d+)[pPiI](?![a-zA-Z0-9])', s)
|
||
if mobj:
|
||
return {'height': int(mobj.group(1))}
|
||
|
||
mobj = re.search(r'\b([48])[kK]\b', s)
|
||
if mobj:
|
||
return {'height': int(mobj.group(1)) * 540}
|
||
|
||
return {}
|
||
|
||
|
||
def parse_bitrate(s):
|
||
if not isinstance(s, str):
|
||
return
|
||
mobj = re.search(r'\b(\d+)\s*kbps', s)
|
||
if mobj:
|
||
return int(mobj.group(1))
|
||
|
||
|
||
def month_by_name(name, lang='en'):
|
||
""" Return the number of a month by (locale-independently) English name """
|
||
|
||
month_names = MONTH_NAMES.get(lang, MONTH_NAMES['en'])
|
||
|
||
try:
|
||
return month_names.index(name) + 1
|
||
except ValueError:
|
||
return None
|
||
|
||
|
||
def month_by_abbreviation(abbrev):
|
||
""" Return the number of a month by (locale-independently) English
|
||
abbreviations """
|
||
|
||
try:
|
||
return [s[:3] for s in ENGLISH_MONTH_NAMES].index(abbrev) + 1
|
||
except ValueError:
|
||
return None
|
||
|
||
|
||
def fix_xml_ampersands(xml_str):
|
||
"""Replace all the '&' by '&' in XML"""
|
||
return re.sub(
|
||
r'&(?!amp;|lt;|gt;|apos;|quot;|#x[0-9a-fA-F]{,4};|#[0-9]{,4};)',
|
||
'&',
|
||
xml_str)
|
||
|
||
|
||
def setproctitle(title):
|
||
assert isinstance(title, str)
|
||
|
||
# ctypes in Jython is not complete
|
||
# http://bugs.jython.org/issue2148
|
||
if sys.platform.startswith('java'):
|
||
return
|
||
|
||
try:
|
||
libc = ctypes.cdll.LoadLibrary('libc.so.6')
|
||
except OSError:
|
||
return
|
||
except TypeError:
|
||
# LoadLibrary in Windows Python 2.7.13 only expects
|
||
# a bytestring, but since unicode_literals turns
|
||
# every string into a unicode string, it fails.
|
||
return
|
||
title_bytes = title.encode()
|
||
buf = ctypes.create_string_buffer(len(title_bytes))
|
||
buf.value = title_bytes
|
||
try:
|
||
libc.prctl(15, buf, 0, 0, 0)
|
||
except AttributeError:
|
||
return # Strange libc, just skip this
|
||
|
||
|
||
def remove_start(s, start):
|
||
return s[len(start):] if s is not None and s.startswith(start) else s
|
||
|
||
|
||
def remove_end(s, end):
|
||
return s[:-len(end)] if s is not None and s.endswith(end) else s
|
||
|
||
|
||
def remove_quotes(s):
|
||
if s is None or len(s) < 2:
|
||
return s
|
||
for quote in ('"', "'", ):
|
||
if s[0] == quote and s[-1] == quote:
|
||
return s[1:-1]
|
||
return s
|
||
|
||
|
||
def get_domain(url):
|
||
return '.'.join(urllib.parse.urlparse(url).netloc.rsplit('.', 2)[-2:])
|
||
|
||
|
||
def url_basename(url):
|
||
path = urllib.parse.urlparse(url).path
|
||
return path.strip('/').split('/')[-1]
|
||
|
||
|
||
def base_url(url):
|
||
return re.match(r'https?://[^?#&]+/', url).group()
|
||
|
||
|
||
def urljoin(base, path):
|
||
if isinstance(path, bytes):
|
||
path = path.decode()
|
||
if not isinstance(path, str) or not path:
|
||
return None
|
||
if re.match(r'^(?:[a-zA-Z][a-zA-Z0-9+-.]*:)?//', path):
|
||
return path
|
||
if isinstance(base, bytes):
|
||
base = base.decode()
|
||
if not isinstance(base, str) or not re.match(
|
||
r'^(?:https?:)?//', base):
|
||
return None
|
||
return urllib.parse.urljoin(base, path)
|
||
|
||
|
||
class HEADRequest(urllib.request.Request):
|
||
def get_method(self):
|
||
return 'HEAD'
|
||
|
||
|
||
class PUTRequest(urllib.request.Request):
|
||
def get_method(self):
|
||
return 'PUT'
|
||
|
||
|
||
def int_or_none(v, scale=1, default=None, get_attr=None, invscale=1):
|
||
if get_attr and v is not None:
|
||
v = getattr(v, get_attr, None)
|
||
try:
|
||
return int(v) * invscale // scale
|
||
except (ValueError, TypeError, OverflowError):
|
||
return default
|
||
|
||
|
||
def str_or_none(v, default=None):
|
||
return default if v is None else str(v)
|
||
|
||
|
||
def str_to_int(int_str):
|
||
""" A more relaxed version of int_or_none """
|
||
if isinstance(int_str, int):
|
||
return int_str
|
||
elif isinstance(int_str, str):
|
||
int_str = re.sub(r'[,\.\+]', '', int_str)
|
||
return int_or_none(int_str)
|
||
|
||
|
||
def float_or_none(v, scale=1, invscale=1, default=None):
|
||
if v is None:
|
||
return default
|
||
try:
|
||
return float(v) * invscale / scale
|
||
except (ValueError, TypeError):
|
||
return default
|
||
|
||
|
||
def bool_or_none(v, default=None):
|
||
return v if isinstance(v, bool) else default
|
||
|
||
|
||
def strip_or_none(v, default=None):
|
||
return v.strip() if isinstance(v, str) else default
|
||
|
||
|
||
def url_or_none(url):
|
||
if not url or not isinstance(url, str):
|
||
return None
|
||
url = url.strip()
|
||
return url if re.match(r'^(?:(?:https?|rt(?:m(?:pt?[es]?|fp)|sp[su]?)|mms|ftps?):)?//', url) else None
|
||
|
||
|
||
def request_to_url(req):
|
||
if isinstance(req, urllib.request.Request):
|
||
return req.get_full_url()
|
||
else:
|
||
return req
|
||
|
||
|
||
def strftime_or_none(timestamp, date_format, default=None):
|
||
datetime_object = None
|
||
try:
|
||
if isinstance(timestamp, (int, float)): # unix timestamp
|
||
datetime_object = datetime.datetime.utcfromtimestamp(timestamp)
|
||
elif isinstance(timestamp, str): # assume YYYYMMDD
|
||
datetime_object = datetime.datetime.strptime(timestamp, '%Y%m%d')
|
||
return datetime_object.strftime(date_format)
|
||
except (ValueError, TypeError, AttributeError):
|
||
return default
|
||
|
||
|
||
def parse_duration(s):
|
||
if not isinstance(s, str):
|
||
return None
|
||
s = s.strip()
|
||
if not s:
|
||
return None
|
||
|
||
days, hours, mins, secs, ms = [None] * 5
|
||
m = re.match(r'''(?x)
|
||
(?P<before_secs>
|
||
(?:(?:(?P<days>[0-9]+):)?(?P<hours>[0-9]+):)?(?P<mins>[0-9]+):)?
|
||
(?P<secs>(?(before_secs)[0-9]{1,2}|[0-9]+))
|
||
(?P<ms>[.:][0-9]+)?Z?$
|
||
''', s)
|
||
if m:
|
||
days, hours, mins, secs, ms = m.group('days', 'hours', 'mins', 'secs', 'ms')
|
||
else:
|
||
m = re.match(
|
||
r'''(?ix)(?:P?
|
||
(?:
|
||
[0-9]+\s*y(?:ears?)?,?\s*
|
||
)?
|
||
(?:
|
||
[0-9]+\s*m(?:onths?)?,?\s*
|
||
)?
|
||
(?:
|
||
[0-9]+\s*w(?:eeks?)?,?\s*
|
||
)?
|
||
(?:
|
||
(?P<days>[0-9]+)\s*d(?:ays?)?,?\s*
|
||
)?
|
||
T)?
|
||
(?:
|
||
(?P<hours>[0-9]+)\s*h(?:ours?)?,?\s*
|
||
)?
|
||
(?:
|
||
(?P<mins>[0-9]+)\s*m(?:in(?:ute)?s?)?,?\s*
|
||
)?
|
||
(?:
|
||
(?P<secs>[0-9]+)(?P<ms>\.[0-9]+)?\s*s(?:ec(?:ond)?s?)?\s*
|
||
)?Z?$''', s)
|
||
if m:
|
||
days, hours, mins, secs, ms = m.groups()
|
||
else:
|
||
m = re.match(r'(?i)(?:(?P<hours>[0-9.]+)\s*(?:hours?)|(?P<mins>[0-9.]+)\s*(?:mins?\.?|minutes?)\s*)Z?$', s)
|
||
if m:
|
||
hours, mins = m.groups()
|
||
else:
|
||
return None
|
||
|
||
if ms:
|
||
ms = ms.replace(':', '.')
|
||
return sum(float(part or 0) * mult for part, mult in (
|
||
(days, 86400), (hours, 3600), (mins, 60), (secs, 1), (ms, 1)))
|
||
|
||
|
||
def prepend_extension(filename, ext, expected_real_ext=None):
|
||
name, real_ext = os.path.splitext(filename)
|
||
return (
|
||
f'{name}.{ext}{real_ext}'
|
||
if not expected_real_ext or real_ext[1:] == expected_real_ext
|
||
else f'{filename}.{ext}')
|
||
|
||
|
||
def replace_extension(filename, ext, expected_real_ext=None):
|
||
name, real_ext = os.path.splitext(filename)
|
||
return '{}.{}'.format(
|
||
name if not expected_real_ext or real_ext[1:] == expected_real_ext else filename,
|
||
ext)
|
||
|
||
|
||
def check_executable(exe, args=[]):
|
||
""" Checks if the given binary is installed somewhere in PATH, and returns its name.
|
||
args can be a list of arguments for a short output (like -version) """
|
||
try:
|
||
Popen.run([exe] + args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
||
except OSError:
|
||
return False
|
||
return exe
|
||
|
||
|
||
def _get_exe_version_output(exe, args, *, to_screen=None):
|
||
if to_screen:
|
||
to_screen(f'Checking exe version: {shell_quote([exe] + args)}')
|
||
try:
|
||
# STDIN should be redirected too. On UNIX-like systems, ffmpeg triggers
|
||
# SIGTTOU if yt-dlp is run in the background.
|
||
# See https://github.com/ytdl-org/youtube-dl/issues/955#issuecomment-209789656
|
||
stdout, _, _ = Popen.run([encodeArgument(exe)] + args, text=True,
|
||
stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
|
||
except OSError:
|
||
return False
|
||
return stdout
|
||
|
||
|
||
def detect_exe_version(output, version_re=None, unrecognized='present'):
|
||
assert isinstance(output, str)
|
||
if version_re is None:
|
||
version_re = r'version\s+([-0-9._a-zA-Z]+)'
|
||
m = re.search(version_re, output)
|
||
if m:
|
||
return m.group(1)
|
||
else:
|
||
return unrecognized
|
||
|
||
|
||
def get_exe_version(exe, args=['--version'],
|
||
version_re=None, unrecognized='present'):
|
||
""" Returns the version of the specified executable,
|
||
or False if the executable is not present """
|
||
out = _get_exe_version_output(exe, args)
|
||
return detect_exe_version(out, version_re, unrecognized) if out else False
|
||
|
||
|
||
def frange(start=0, stop=None, step=1):
|
||
"""Float range"""
|
||
if stop is None:
|
||
start, stop = 0, start
|
||
sign = [-1, 1][step > 0] if step else 0
|
||
while sign * start < sign * stop:
|
||
yield start
|
||
start += step
|
||
|
||
|
||
class LazyList(collections.abc.Sequence):
|
||
"""Lazy immutable list from an iterable
|
||
Note that slices of a LazyList are lists and not LazyList"""
|
||
|
||
class IndexError(IndexError):
|
||
pass
|
||
|
||
def __init__(self, iterable, *, reverse=False, _cache=None):
|
||
self._iterable = iter(iterable)
|
||
self._cache = [] if _cache is None else _cache
|
||
self._reversed = reverse
|
||
|
||
def __iter__(self):
|
||
if self._reversed:
|
||
# We need to consume the entire iterable to iterate in reverse
|
||
yield from self.exhaust()
|
||
return
|
||
yield from self._cache
|
||
for item in self._iterable:
|
||
self._cache.append(item)
|
||
yield item
|
||
|
||
def _exhaust(self):
|
||
self._cache.extend(self._iterable)
|
||
self._iterable = [] # Discard the emptied iterable to make it pickle-able
|
||
return self._cache
|
||
|
||
def exhaust(self):
|
||
"""Evaluate the entire iterable"""
|
||
return self._exhaust()[::-1 if self._reversed else 1]
|
||
|
||
@staticmethod
|
||
def _reverse_index(x):
|
||
return None if x is None else ~x
|
||
|
||
def __getitem__(self, idx):
|
||
if isinstance(idx, slice):
|
||
if self._reversed:
|
||
idx = slice(self._reverse_index(idx.start), self._reverse_index(idx.stop), -(idx.step or 1))
|
||
start, stop, step = idx.start, idx.stop, idx.step or 1
|
||
elif isinstance(idx, int):
|
||
if self._reversed:
|
||
idx = self._reverse_index(idx)
|
||
start, stop, step = idx, idx, 0
|
||
else:
|
||
raise TypeError('indices must be integers or slices')
|
||
if ((start or 0) < 0 or (stop or 0) < 0
|
||
or (start is None and step < 0)
|
||
or (stop is None and step > 0)):
|
||
# We need to consume the entire iterable to be able to slice from the end
|
||
# Obviously, never use this with infinite iterables
|
||
self._exhaust()
|
||
try:
|
||
return self._cache[idx]
|
||
except IndexError as e:
|
||
raise self.IndexError(e) from e
|
||
n = max(start or 0, stop or 0) - len(self._cache) + 1
|
||
if n > 0:
|
||
self._cache.extend(itertools.islice(self._iterable, n))
|
||
try:
|
||
return self._cache[idx]
|
||
except IndexError as e:
|
||
raise self.IndexError(e) from e
|
||
|
||
def __bool__(self):
|
||
try:
|
||
self[-1] if self._reversed else self[0]
|
||
except self.IndexError:
|
||
return False
|
||
return True
|
||
|
||
def __len__(self):
|
||
self._exhaust()
|
||
return len(self._cache)
|
||
|
||
def __reversed__(self):
|
||
return type(self)(self._iterable, reverse=not self._reversed, _cache=self._cache)
|
||
|
||
def __copy__(self):
|
||
return type(self)(self._iterable, reverse=self._reversed, _cache=self._cache)
|
||
|
||
def __repr__(self):
|
||
# repr and str should mimic a list. So we exhaust the iterable
|
||
return repr(self.exhaust())
|
||
|
||
def __str__(self):
|
||
return repr(self.exhaust())
|
||
|
||
|
||
class PagedList:
|
||
|
||
class IndexError(IndexError):
|
||
pass
|
||
|
||
def __len__(self):
|
||
# This is only useful for tests
|
||
return len(self.getslice())
|
||
|
||
def __init__(self, pagefunc, pagesize, use_cache=True):
|
||
self._pagefunc = pagefunc
|
||
self._pagesize = pagesize
|
||
self._pagecount = float('inf')
|
||
self._use_cache = use_cache
|
||
self._cache = {}
|
||
|
||
def getpage(self, pagenum):
|
||
page_results = self._cache.get(pagenum)
|
||
if page_results is None:
|
||
page_results = [] if pagenum > self._pagecount else list(self._pagefunc(pagenum))
|
||
if self._use_cache:
|
||
self._cache[pagenum] = page_results
|
||
return page_results
|
||
|
||
def getslice(self, start=0, end=None):
|
||
return list(self._getslice(start, end))
|
||
|
||
def _getslice(self, start, end):
|
||
raise NotImplementedError('This method must be implemented by subclasses')
|
||
|
||
def __getitem__(self, idx):
|
||
assert self._use_cache, 'Indexing PagedList requires cache'
|
||
if not isinstance(idx, int) or idx < 0:
|
||
raise TypeError('indices must be non-negative integers')
|
||
entries = self.getslice(idx, idx + 1)
|
||
if not entries:
|
||
raise self.IndexError()
|
||
return entries[0]
|
||
|
||
|
||
class OnDemandPagedList(PagedList):
|
||
"""Download pages until a page with less than maximum results"""
|
||
|
||
def _getslice(self, start, end):
|
||
for pagenum in itertools.count(start // self._pagesize):
|
||
firstid = pagenum * self._pagesize
|
||
nextfirstid = pagenum * self._pagesize + self._pagesize
|
||
if start >= nextfirstid:
|
||
continue
|
||
|
||
startv = (
|
||
start % self._pagesize
|
||
if firstid <= start < nextfirstid
|
||
else 0)
|
||
endv = (
|
||
((end - 1) % self._pagesize) + 1
|
||
if (end is not None and firstid <= end <= nextfirstid)
|
||
else None)
|
||
|
||
try:
|
||
page_results = self.getpage(pagenum)
|
||
except Exception:
|
||
self._pagecount = pagenum - 1
|
||
raise
|
||
if startv != 0 or endv is not None:
|
||
page_results = page_results[startv:endv]
|
||
yield from page_results
|
||
|
||
# A little optimization - if current page is not "full", ie. does
|
||
# not contain page_size videos then we can assume that this page
|
||
# is the last one - there are no more ids on further pages -
|
||
# i.e. no need to query again.
|
||
if len(page_results) + startv < self._pagesize:
|
||
break
|
||
|
||
# If we got the whole page, but the next page is not interesting,
|
||
# break out early as well
|
||
if end == nextfirstid:
|
||
break
|
||
|
||
|
||
class InAdvancePagedList(PagedList):
|
||
"""PagedList with total number of pages known in advance"""
|
||
|
||
def __init__(self, pagefunc, pagecount, pagesize):
|
||
PagedList.__init__(self, pagefunc, pagesize, True)
|
||
self._pagecount = pagecount
|
||
|
||
def _getslice(self, start, end):
|
||
start_page = start // self._pagesize
|
||
end_page = self._pagecount if end is None else min(self._pagecount, end // self._pagesize + 1)
|
||
skip_elems = start - start_page * self._pagesize
|
||
only_more = None if end is None else end - start
|
||
for pagenum in range(start_page, end_page):
|
||
page_results = self.getpage(pagenum)
|
||
if skip_elems:
|
||
page_results = page_results[skip_elems:]
|
||
skip_elems = None
|
||
if only_more is not None:
|
||
if len(page_results) < only_more:
|
||
only_more -= len(page_results)
|
||
else:
|
||
yield from page_results[:only_more]
|
||
break
|
||
yield from page_results
|
||
|
||
|
||
class PlaylistEntries:
|
||
MissingEntry = object()
|
||
is_exhausted = False
|
||
|
||
def __init__(self, ydl, info_dict):
|
||
self.ydl = ydl
|
||
|
||
# _entries must be assigned now since infodict can change during iteration
|
||
entries = info_dict.get('entries')
|
||
if entries is None:
|
||
raise EntryNotInPlaylist('There are no entries')
|
||
elif isinstance(entries, list):
|
||
self.is_exhausted = True
|
||
|
||
requested_entries = info_dict.get('requested_entries')
|
||
self.is_incomplete = bool(requested_entries)
|
||
if self.is_incomplete:
|
||
assert self.is_exhausted
|
||
self._entries = [self.MissingEntry] * max(requested_entries)
|
||
for i, entry in zip(requested_entries, entries):
|
||
self._entries[i - 1] = entry
|
||
elif isinstance(entries, (list, PagedList, LazyList)):
|
||
self._entries = entries
|
||
else:
|
||
self._entries = LazyList(entries)
|
||
|
||
PLAYLIST_ITEMS_RE = re.compile(r'''(?x)
|
||
(?P<start>[+-]?\d+)?
|
||
(?P<range>[:-]
|
||
(?P<end>[+-]?\d+|inf(?:inite)?)?
|
||
(?::(?P<step>[+-]?\d+))?
|
||
)?''')
|
||
|
||
@classmethod
|
||
def parse_playlist_items(cls, string):
|
||
for segment in string.split(','):
|
||
if not segment:
|
||
raise ValueError('There is two or more consecutive commas')
|
||
mobj = cls.PLAYLIST_ITEMS_RE.fullmatch(segment)
|
||
if not mobj:
|
||
raise ValueError(f'{segment!r} is not a valid specification')
|
||
start, end, step, has_range = mobj.group('start', 'end', 'step', 'range')
|
||
if int_or_none(step) == 0:
|
||
raise ValueError(f'Step in {segment!r} cannot be zero')
|
||
yield slice(int_or_none(start), float_or_none(end), int_or_none(step)) if has_range else int(start)
|
||
|
||
def get_requested_items(self):
|
||
playlist_items = self.ydl.params.get('playlist_items')
|
||
playlist_start = self.ydl.params.get('playliststart', 1)
|
||
playlist_end = self.ydl.params.get('playlistend')
|
||
# For backwards compatibility, interpret -1 as whole list
|
||
if playlist_end in (-1, None):
|
||
playlist_end = ''
|
||
if not playlist_items:
|
||
playlist_items = f'{playlist_start}:{playlist_end}'
|
||
elif playlist_start != 1 or playlist_end:
|
||
self.ydl.report_warning('Ignoring playliststart and playlistend because playlistitems was given', only_once=True)
|
||
|
||
for index in self.parse_playlist_items(playlist_items):
|
||
for i, entry in self[index]:
|
||
yield i, entry
|
||
if not entry:
|
||
continue
|
||
try:
|
||
# TODO: Add auto-generated fields
|
||
self.ydl._match_entry(entry, incomplete=True, silent=True)
|
||
except (ExistingVideoReached, RejectedVideoReached):
|
||
return
|
||
|
||
def get_full_count(self):
|
||
if self.is_exhausted and not self.is_incomplete:
|
||
return len(self)
|
||
elif isinstance(self._entries, InAdvancePagedList):
|
||
if self._entries._pagesize == 1:
|
||
return self._entries._pagecount
|
||
|
||
@functools.cached_property
|
||
def _getter(self):
|
||
if isinstance(self._entries, list):
|
||
def get_entry(i):
|
||
try:
|
||
entry = self._entries[i]
|
||
except IndexError:
|
||
entry = self.MissingEntry
|
||
if not self.is_incomplete:
|
||
raise self.IndexError()
|
||
if entry is self.MissingEntry:
|
||
raise EntryNotInPlaylist(f'Entry {i} cannot be found')
|
||
return entry
|
||
else:
|
||
def get_entry(i):
|
||
try:
|
||
return type(self.ydl)._handle_extraction_exceptions(lambda _, i: self._entries[i])(self.ydl, i)
|
||
except (LazyList.IndexError, PagedList.IndexError):
|
||
raise self.IndexError()
|
||
return get_entry
|
||
|
||
def __getitem__(self, idx):
|
||
if isinstance(idx, int):
|
||
idx = slice(idx, idx)
|
||
|
||
# NB: PlaylistEntries[1:10] => (0, 1, ... 9)
|
||
step = 1 if idx.step is None else idx.step
|
||
if idx.start is None:
|
||
start = 0 if step > 0 else len(self) - 1
|
||
else:
|
||
start = idx.start - 1 if idx.start >= 0 else len(self) + idx.start
|
||
|
||
# NB: Do not call len(self) when idx == [:]
|
||
if idx.stop is None:
|
||
stop = 0 if step < 0 else float('inf')
|
||
else:
|
||
stop = idx.stop - 1 if idx.stop >= 0 else len(self) + idx.stop
|
||
stop += [-1, 1][step > 0]
|
||
|
||
for i in frange(start, stop, step):
|
||
if i < 0:
|
||
continue
|
||
try:
|
||
entry = self._getter(i)
|
||
except self.IndexError:
|
||
self.is_exhausted = True
|
||
if step > 0:
|
||
break
|
||
continue
|
||
yield i + 1, entry
|
||
|
||
def __len__(self):
|
||
return len(tuple(self[:]))
|
||
|
||
class IndexError(IndexError):
|
||
pass
|
||
|
||
|
||
def uppercase_escape(s):
|
||
unicode_escape = codecs.getdecoder('unicode_escape')
|
||
return re.sub(
|
||
r'\\U[0-9a-fA-F]{8}',
|
||
lambda m: unicode_escape(m.group(0))[0],
|
||
s)
|
||
|
||
|
||
def lowercase_escape(s):
|
||
unicode_escape = codecs.getdecoder('unicode_escape')
|
||
return re.sub(
|
||
r'\\u[0-9a-fA-F]{4}',
|
||
lambda m: unicode_escape(m.group(0))[0],
|
||
s)
|
||
|
||
|
||
def escape_rfc3986(s):
|
||
"""Escape non-ASCII characters as suggested by RFC 3986"""
|
||
return urllib.parse.quote(s, b"%/;:@&=+$,!~*'()?#[]")
|
||
|
||
|
||
def escape_url(url):
|
||
"""Escape URL as suggested by RFC 3986"""
|
||
url_parsed = urllib.parse.urlparse(url)
|
||
return url_parsed._replace(
|
||
netloc=url_parsed.netloc.encode('idna').decode('ascii'),
|
||
path=escape_rfc3986(url_parsed.path),
|
||
params=escape_rfc3986(url_parsed.params),
|
||
query=escape_rfc3986(url_parsed.query),
|
||
fragment=escape_rfc3986(url_parsed.fragment)
|
||
).geturl()
|
||
|
||
|
||
def parse_qs(url):
|
||
return urllib.parse.parse_qs(urllib.parse.urlparse(url).query)
|
||
|
||
|
||
def read_batch_urls(batch_fd):
|
||
def fixup(url):
|
||
if not isinstance(url, str):
|
||
url = url.decode('utf-8', 'replace')
|
||
BOM_UTF8 = ('\xef\xbb\xbf', '\ufeff')
|
||
for bom in BOM_UTF8:
|
||
if url.startswith(bom):
|
||
url = url[len(bom):]
|
||
url = url.lstrip()
|
||
if not url or url.startswith(('#', ';', ']')):
|
||
return False
|
||
# "#" cannot be stripped out since it is part of the URI
|
||
# However, it can be safely stripped out if following a whitespace
|
||
return re.split(r'\s#', url, 1)[0].rstrip()
|
||
|
||
with contextlib.closing(batch_fd) as fd:
|
||
return [url for url in map(fixup, fd) if url]
|
||
|
||
|
||
def urlencode_postdata(*args, **kargs):
|
||
return urllib.parse.urlencode(*args, **kargs).encode('ascii')
|
||
|
||
|
||
def update_url_query(url, query):
|
||
if not query:
|
||
return url
|
||
parsed_url = urllib.parse.urlparse(url)
|
||
qs = urllib.parse.parse_qs(parsed_url.query)
|
||
qs.update(query)
|
||
return urllib.parse.urlunparse(parsed_url._replace(
|
||
query=urllib.parse.urlencode(qs, True)))
|
||
|
||
|
||
def update_Request(req, url=None, data=None, headers=None, query=None):
|
||
req_headers = req.headers.copy()
|
||
req_headers.update(headers or {})
|
||
req_data = data or req.data
|
||
req_url = update_url_query(url or req.get_full_url(), query)
|
||
req_get_method = req.get_method()
|
||
if req_get_method == 'HEAD':
|
||
req_type = HEADRequest
|
||
elif req_get_method == 'PUT':
|
||
req_type = PUTRequest
|
||
else:
|
||
req_type = urllib.request.Request
|
||
new_req = req_type(
|
||
req_url, data=req_data, headers=req_headers,
|
||
origin_req_host=req.origin_req_host, unverifiable=req.unverifiable)
|
||
if hasattr(req, 'timeout'):
|
||
new_req.timeout = req.timeout
|
||
return new_req
|
||
|
||
|
||
def _multipart_encode_impl(data, boundary):
|
||
content_type = 'multipart/form-data; boundary=%s' % boundary
|
||
|
||
out = b''
|
||
for k, v in data.items():
|
||
out += b'--' + boundary.encode('ascii') + b'\r\n'
|
||
if isinstance(k, str):
|
||
k = k.encode()
|
||
if isinstance(v, str):
|
||
v = v.encode()
|
||
# RFC 2047 requires non-ASCII field names to be encoded, while RFC 7578
|
||
# suggests sending UTF-8 directly. Firefox sends UTF-8, too
|
||
content = b'Content-Disposition: form-data; name="' + k + b'"\r\n\r\n' + v + b'\r\n'
|
||
if boundary.encode('ascii') in content:
|
||
raise ValueError('Boundary overlaps with data')
|
||
out += content
|
||
|
||
out += b'--' + boundary.encode('ascii') + b'--\r\n'
|
||
|
||
return out, content_type
|
||
|
||
|
||
def multipart_encode(data, boundary=None):
|
||
'''
|
||
Encode a dict to RFC 7578-compliant form-data
|
||
|
||
data:
|
||
A dict where keys and values can be either Unicode or bytes-like
|
||
objects.
|
||
boundary:
|
||
If specified a Unicode object, it's used as the boundary. Otherwise
|
||
a random boundary is generated.
|
||
|
||
Reference: https://tools.ietf.org/html/rfc7578
|
||
'''
|
||
has_specified_boundary = boundary is not None
|
||
|
||
while True:
|
||
if boundary is None:
|
||
boundary = '---------------' + str(random.randrange(0x0fffffff, 0xffffffff))
|
||
|
||
try:
|
||
out, content_type = _multipart_encode_impl(data, boundary)
|
||
break
|
||
except ValueError:
|
||
if has_specified_boundary:
|
||
raise
|
||
boundary = None
|
||
|
||
return out, content_type
|
||
|
||
|
||
def dict_get(d, key_or_keys, default=None, skip_false_values=True):
|
||
for val in map(d.get, variadic(key_or_keys)):
|
||
if val is not None and (val or not skip_false_values):
|
||
return val
|
||
return default
|
||
|
||
|
||
def try_call(*funcs, expected_type=None, args=[], kwargs={}):
|
||
for f in funcs:
|
||
try:
|
||
val = f(*args, **kwargs)
|
||
except (AttributeError, KeyError, TypeError, IndexError, ZeroDivisionError):
|
||
pass
|
||
else:
|
||
if expected_type is None or isinstance(val, expected_type):
|
||
return val
|
||
|
||
|
||
def try_get(src, getter, expected_type=None):
|
||
return try_call(*variadic(getter), args=(src,), expected_type=expected_type)
|
||
|
||
|
||
def filter_dict(dct, cndn=lambda _, v: v is not None):
|
||
return {k: v for k, v in dct.items() if cndn(k, v)}
|
||
|
||
|
||
def merge_dicts(*dicts):
|
||
merged = {}
|
||
for a_dict in dicts:
|
||
for k, v in a_dict.items():
|
||
if (v is not None and k not in merged
|
||
or isinstance(v, str) and merged[k] == ''):
|
||
merged[k] = v
|
||
return merged
|
||
|
||
|
||
def encode_compat_str(string, encoding=preferredencoding(), errors='strict'):
|
||
return string if isinstance(string, str) else str(string, encoding, errors)
|
||
|
||
|
||
US_RATINGS = {
|
||
'G': 0,
|
||
'PG': 10,
|
||
'PG-13': 13,
|
||
'R': 16,
|
||
'NC': 18,
|
||
}
|
||
|
||
|
||
TV_PARENTAL_GUIDELINES = {
|
||
'TV-Y': 0,
|
||
'TV-Y7': 7,
|
||
'TV-G': 0,
|
||
'TV-PG': 0,
|
||
'TV-14': 14,
|
||
'TV-MA': 17,
|
||
}
|
||
|
||
|
||
def parse_age_limit(s):
|
||
# isinstance(False, int) is True. So type() must be used instead
|
||
if type(s) is int: # noqa: E721
|
||
return s if 0 <= s <= 21 else None
|
||
elif not isinstance(s, str):
|
||
return None
|
||
m = re.match(r'^(?P<age>\d{1,2})\+?$', s)
|
||
if m:
|
||
return int(m.group('age'))
|
||
s = s.upper()
|
||
if s in US_RATINGS:
|
||
return US_RATINGS[s]
|
||
m = re.match(r'^TV[_-]?(%s)$' % '|'.join(k[3:] for k in TV_PARENTAL_GUIDELINES), s)
|
||
if m:
|
||
return TV_PARENTAL_GUIDELINES['TV-' + m.group(1)]
|
||
return None
|
||
|
||
|
||
def strip_jsonp(code):
|
||
return re.sub(
|
||
r'''(?sx)^
|
||
(?:window\.)?(?P<func_name>[a-zA-Z0-9_.$]*)
|
||
(?:\s*&&\s*(?P=func_name))?
|
||
\s*\(\s*(?P<callback_data>.*)\);?
|
||
\s*?(?://[^\n]*)*$''',
|
||
r'\g<callback_data>', code)
|
||
|
||
|
||
def js_to_json(code, vars={}):
|
||
# vars is a dict of var, val pairs to substitute
|
||
COMMENT_RE = r'/\*(?:(?!\*/).)*?\*/|//[^\n]*\n'
|
||
SKIP_RE = fr'\s*(?:{COMMENT_RE})?\s*'
|
||
INTEGER_TABLE = (
|
||
(fr'(?s)^(0[xX][0-9a-fA-F]+){SKIP_RE}:?$', 16),
|
||
(fr'(?s)^(0+[0-7]+){SKIP_RE}:?$', 8),
|
||
)
|
||
|
||
def fix_kv(m):
|
||
v = m.group(0)
|
||
if v in ('true', 'false', 'null'):
|
||
return v
|
||
elif v in ('undefined', 'void 0'):
|
||
return 'null'
|
||
elif v.startswith('/*') or v.startswith('//') or v.startswith('!') or v == ',':
|
||
return ""
|
||
|
||
if v[0] in ("'", '"'):
|
||
v = re.sub(r'(?s)\\.|"', lambda m: {
|
||
'"': '\\"',
|
||
"\\'": "'",
|
||
'\\\n': '',
|
||
'\\x': '\\u00',
|
||
}.get(m.group(0), m.group(0)), v[1:-1])
|
||
else:
|
||
for regex, base in INTEGER_TABLE:
|
||
im = re.match(regex, v)
|
||
if im:
|
||
i = int(im.group(1), base)
|
||
return '"%d":' % i if v.endswith(':') else '%d' % i
|
||
|
||
if v in vars:
|
||
return vars[v]
|
||
|
||
return '"%s"' % v
|
||
|
||
def create_map(mobj):
|
||
return json.dumps(dict(json.loads(js_to_json(mobj.group(1) or '[]', vars=vars))))
|
||
|
||
code = re.sub(r'new Date\((".+")\)', r'\g<1>', code)
|
||
code = re.sub(r'new Map\((\[.*?\])?\)', create_map, code)
|
||
|
||
return re.sub(r'''(?sx)
|
||
"(?:[^"\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^"\\]*"|
|
||
'(?:[^'\\]*(?:\\\\|\\['"nurtbfx/\n]))*[^'\\]*'|
|
||
{comment}|,(?={skip}[\]}}])|
|
||
void\s0|(?:(?<![0-9])[eE]|[a-df-zA-DF-Z_$])[.a-zA-Z_$0-9]*|
|
||
\b(?:0[xX][0-9a-fA-F]+|0+[0-7]+)(?:{skip}:)?|
|
||
[0-9]+(?={skip}:)|
|
||
!+
|
||
'''.format(comment=COMMENT_RE, skip=SKIP_RE), fix_kv, code)
|
||
|
||
|
||
def qualities(quality_ids):
|
||
""" Get a numeric quality value out of a list of possible values """
|
||
def q(qid):
|
||
try:
|
||
return quality_ids.index(qid)
|
||
except ValueError:
|
||
return -1
|
||
return q
|
||
|
||
|
||
POSTPROCESS_WHEN = ('pre_process', 'after_filter', 'before_dl', 'post_process', 'after_move', 'after_video', 'playlist')
|
||
|
||
|
||
DEFAULT_OUTTMPL = {
|
||
'default': '%(title)s [%(id)s].%(ext)s',
|
||
'chapter': '%(title)s - %(section_number)03d %(section_title)s [%(id)s].%(ext)s',
|
||
}
|
||
OUTTMPL_TYPES = {
|
||
'chapter': None,
|
||
'subtitle': None,
|
||
'thumbnail': None,
|
||
'description': 'description',
|
||
'annotation': 'annotations.xml',
|
||
'infojson': 'info.json',
|
||
'link': None,
|
||
'pl_video': None,
|
||
'pl_thumbnail': None,
|
||
'pl_description': 'description',
|
||
'pl_infojson': 'info.json',
|
||
}
|
||
|
||
# As of [1] format syntax is:
|
||
# %[mapping_key][conversion_flags][minimum_width][.precision][length_modifier]type
|
||
# 1. https://docs.python.org/2/library/stdtypes.html#string-formatting
|
||
STR_FORMAT_RE_TMPL = r'''(?x)
|
||
(?<!%)(?P<prefix>(?:%%)*)
|
||
%
|
||
(?P<has_key>\((?P<key>{0})\))?
|
||
(?P<format>
|
||
(?P<conversion>[#0\-+ ]+)?
|
||
(?P<min_width>\d+)?
|
||
(?P<precision>\.\d+)?
|
||
(?P<len_mod>[hlL])? # unused in python
|
||
{1} # conversion type
|
||
)
|
||
'''
|
||
|
||
|
||
STR_FORMAT_TYPES = 'diouxXeEfFgGcrs'
|
||
|
||
|
||
def limit_length(s, length):
|
||
""" Add ellipses to overly long strings """
|
||
if s is None:
|
||
return None
|
||
ELLIPSES = '...'
|
||
if len(s) > length:
|
||
return s[:length - len(ELLIPSES)] + ELLIPSES
|
||
return s
|
||
|
||
|
||
def version_tuple(v):
|
||
return tuple(int(e) for e in re.split(r'[-.]', v))
|
||
|
||
|
||
def is_outdated_version(version, limit, assume_new=True):
|
||
if not version:
|
||
return not assume_new
|
||
try:
|
||
return version_tuple(version) < version_tuple(limit)
|
||
except ValueError:
|
||
return not assume_new
|
||
|
||
|
||
def ytdl_is_updateable():
|
||
""" Returns if yt-dlp can be updated with -U """
|
||
|
||
from .update import is_non_updateable
|
||
|
||
return not is_non_updateable()
|
||
|
||
|
||
def args_to_str(args):
|
||
# Get a short string representation for a subprocess command
|
||
return ' '.join(compat_shlex_quote(a) for a in args)
|
||
|
||
|
||
def error_to_compat_str(err):
|
||
return str(err)
|
||
|
||
|
||
def error_to_str(err):
|
||
return f'{type(err).__name__}: {err}'
|
||
|
||
|
||
def mimetype2ext(mt):
|
||
if mt is None:
|
||
return None
|
||
|
||
mt, _, params = mt.partition(';')
|
||
mt = mt.strip()
|
||
|
||
FULL_MAP = {
|
||
'audio/mp4': 'm4a',
|
||
# Per RFC 3003, audio/mpeg can be .mp1, .mp2 or .mp3. Here use .mp3 as
|
||
# it's the most popular one
|
||
'audio/mpeg': 'mp3',
|
||
'audio/x-wav': 'wav',
|
||
'audio/wav': 'wav',
|
||
'audio/wave': 'wav',
|
||
}
|
||
|
||
ext = FULL_MAP.get(mt)
|
||
if ext is not None:
|
||
return ext
|
||
|
||
SUBTYPE_MAP = {
|
||
'3gpp': '3gp',
|
||
'smptett+xml': 'tt',
|
||
'ttaf+xml': 'dfxp',
|
||
'ttml+xml': 'ttml',
|
||
'x-flv': 'flv',
|
||
'x-mp4-fragmented': 'mp4',
|
||
'x-ms-sami': 'sami',
|
||
'x-ms-wmv': 'wmv',
|
||
'mpegurl': 'm3u8',
|
||
'x-mpegurl': 'm3u8',
|
||
'vnd.apple.mpegurl': 'm3u8',
|
||
'dash+xml': 'mpd',
|
||
'f4m+xml': 'f4m',
|
||
'hds+xml': 'f4m',
|
||
'vnd.ms-sstr+xml': 'ism',
|
||
'quicktime': 'mov',
|
||
'mp2t': 'ts',
|
||
'x-wav': 'wav',
|
||
'filmstrip+json': 'fs',
|
||
'svg+xml': 'svg',
|
||
}
|
||
|
||
_, _, subtype = mt.rpartition('/')
|
||
ext = SUBTYPE_MAP.get(subtype.lower())
|
||
if ext is not None:
|
||
return ext
|
||
|
||
SUFFIX_MAP = {
|
||
'json': 'json',
|
||
'xml': 'xml',
|
||
'zip': 'zip',
|
||
'gzip': 'gz',
|
||
}
|
||
|
||
_, _, suffix = subtype.partition('+')
|
||
ext = SUFFIX_MAP.get(suffix)
|
||
if ext is not None:
|
||
return ext
|
||
|
||
return subtype.replace('+', '.')
|
||
|
||
|
||
def ext2mimetype(ext_or_url):
|
||
if not ext_or_url:
|
||
return None
|
||
if '.' not in ext_or_url:
|
||
ext_or_url = f'file.{ext_or_url}'
|
||
return mimetypes.guess_type(ext_or_url)[0]
|
||
|
||
|
||
def parse_codecs(codecs_str):
|
||
# http://tools.ietf.org/html/rfc6381
|
||
if not codecs_str:
|
||
return {}
|
||
split_codecs = list(filter(None, map(
|
||
str.strip, codecs_str.strip().strip(',').split(','))))
|
||
vcodec, acodec, scodec, hdr = None, None, None, None
|
||
for full_codec in split_codecs:
|
||
parts = full_codec.split('.')
|
||
codec = parts[0].replace('0', '')
|
||
if codec in ('avc1', 'avc2', 'avc3', 'avc4', 'vp9', 'vp8', 'hev1', 'hev2',
|
||
'h263', 'h264', 'mp4v', 'hvc1', 'av1', 'theora', 'dvh1', 'dvhe'):
|
||
if not vcodec:
|
||
vcodec = '.'.join(parts[:4]) if codec in ('vp9', 'av1', 'hvc1') else full_codec
|
||
if codec in ('dvh1', 'dvhe'):
|
||
hdr = 'DV'
|
||
elif codec == 'av1' and len(parts) > 3 and parts[3] == '10':
|
||
hdr = 'HDR10'
|
||
elif full_codec.replace('0', '').startswith('vp9.2'):
|
||
hdr = 'HDR10'
|
||
elif codec in ('flac', 'mp4a', 'opus', 'vorbis', 'mp3', 'aac', 'ac-3', 'ec-3', 'eac3', 'dtsc', 'dtse', 'dtsh', 'dtsl'):
|
||
if not acodec:
|
||
acodec = full_codec
|
||
elif codec in ('stpp', 'wvtt',):
|
||
if not scodec:
|
||
scodec = full_codec
|
||
else:
|
||
write_string(f'WARNING: Unknown codec {full_codec}\n')
|
||
if vcodec or acodec or scodec:
|
||
return {
|
||
'vcodec': vcodec or 'none',
|
||
'acodec': acodec or 'none',
|
||
'dynamic_range': hdr,
|
||
**({'scodec': scodec} if scodec is not None else {}),
|
||
}
|
||
elif len(split_codecs) == 2:
|
||
return {
|
||
'vcodec': split_codecs[0],
|
||
'acodec': split_codecs[1],
|
||
}
|
||
return {}
|
||
|
||
|
||
def urlhandle_detect_ext(url_handle):
|
||
getheader = url_handle.headers.get
|
||
|
||
cd = getheader('Content-Disposition')
|
||
if cd:
|
||
m = re.match(r'attachment;\s*filename="(?P<filename>[^"]+)"', cd)
|
||
if m:
|
||
e = determine_ext(m.group('filename'), default_ext=None)
|
||
if e:
|
||
return e
|
||
|
||
return mimetype2ext(getheader('Content-Type'))
|
||
|
||
|
||
def encode_data_uri(data, mime_type):
|
||
return 'data:%s;base64,%s' % (mime_type, base64.b64encode(data).decode('ascii'))
|
||
|
||
|
||
def age_restricted(content_limit, age_limit):
|
||
""" Returns True iff the content should be blocked """
|
||
|
||
if age_limit is None: # No limit set
|
||
return False
|
||
if content_limit is None:
|
||
return False # Content available for everyone
|
||
return age_limit < content_limit
|
||
|
||
|
||
def is_html(first_bytes):
|
||
""" Detect whether a file contains HTML by examining its first bytes. """
|
||
|
||
BOMS = [
|
||
(b'\xef\xbb\xbf', 'utf-8'),
|
||
(b'\x00\x00\xfe\xff', 'utf-32-be'),
|
||
(b'\xff\xfe\x00\x00', 'utf-32-le'),
|
||
(b'\xff\xfe', 'utf-16-le'),
|
||
(b'\xfe\xff', 'utf-16-be'),
|
||
]
|
||
|
||
encoding = 'utf-8'
|
||
for bom, enc in BOMS:
|
||
while first_bytes.startswith(bom):
|
||
encoding, first_bytes = enc, first_bytes[len(bom):]
|
||
|
||
return re.match(r'^\s*<', first_bytes.decode(encoding, 'replace'))
|
||
|
||
|
||
def determine_protocol(info_dict):
|
||
protocol = info_dict.get('protocol')
|
||
if protocol is not None:
|
||
return protocol
|
||
|
||
url = sanitize_url(info_dict['url'])
|
||
if url.startswith('rtmp'):
|
||
return 'rtmp'
|
||
elif url.startswith('mms'):
|
||
return 'mms'
|
||
elif url.startswith('rtsp'):
|
||
return 'rtsp'
|
||
|
||
ext = determine_ext(url)
|
||
if ext == 'm3u8':
|
||
return 'm3u8'
|
||
elif ext == 'f4m':
|
||
return 'f4m'
|
||
|
||
return urllib.parse.urlparse(url).scheme
|
||
|
||
|
||
def render_table(header_row, data, delim=False, extra_gap=0, hide_empty=False):
|
||
""" Render a list of rows, each as a list of values.
|
||
Text after a \t will be right aligned """
|
||
def width(string):
|
||
return len(remove_terminal_sequences(string).replace('\t', ''))
|
||
|
||
def get_max_lens(table):
|
||
return [max(width(str(v)) for v in col) for col in zip(*table)]
|
||
|
||
def filter_using_list(row, filterArray):
|
||
return [col for take, col in itertools.zip_longest(filterArray, row, fillvalue=True) if take]
|
||
|
||
max_lens = get_max_lens(data) if hide_empty else []
|
||
header_row = filter_using_list(header_row, max_lens)
|
||
data = [filter_using_list(row, max_lens) for row in data]
|
||
|
||
table = [header_row] + data
|
||
max_lens = get_max_lens(table)
|
||
extra_gap += 1
|
||
if delim:
|
||
table = [header_row, [delim * (ml + extra_gap) for ml in max_lens]] + data
|
||
table[1][-1] = table[1][-1][:-extra_gap * len(delim)] # Remove extra_gap from end of delimiter
|
||
for row in table:
|
||
for pos, text in enumerate(map(str, row)):
|
||
if '\t' in text:
|
||
row[pos] = text.replace('\t', ' ' * (max_lens[pos] - width(text))) + ' ' * extra_gap
|
||
else:
|
||
row[pos] = text + ' ' * (max_lens[pos] - width(text) + extra_gap)
|
||
ret = '\n'.join(''.join(row).rstrip() for row in table)
|
||
return ret
|
||
|
||
|
||
def _match_one(filter_part, dct, incomplete):
|
||
# TODO: Generalize code with YoutubeDL._build_format_filter
|
||
STRING_OPERATORS = {
|
||
'*=': operator.contains,
|
||
'^=': lambda attr, value: attr.startswith(value),
|
||
'$=': lambda attr, value: attr.endswith(value),
|
||
'~=': lambda attr, value: re.search(value, attr),
|
||
}
|
||
COMPARISON_OPERATORS = {
|
||
**STRING_OPERATORS,
|
||
'<=': operator.le, # "<=" must be defined above "<"
|
||
'<': operator.lt,
|
||
'>=': operator.ge,
|
||
'>': operator.gt,
|
||
'=': operator.eq,
|
||
}
|
||
|
||
if isinstance(incomplete, bool):
|
||
is_incomplete = lambda _: incomplete
|
||
else:
|
||
is_incomplete = lambda k: k in incomplete
|
||
|
||
operator_rex = re.compile(r'''(?x)
|
||
(?P<key>[a-z_]+)
|
||
\s*(?P<negation>!\s*)?(?P<op>%s)(?P<none_inclusive>\s*\?)?\s*
|
||
(?:
|
||
(?P<quote>["\'])(?P<quotedstrval>.+?)(?P=quote)|
|
||
(?P<strval>.+?)
|
||
)
|
||
''' % '|'.join(map(re.escape, COMPARISON_OPERATORS.keys())))
|
||
m = operator_rex.fullmatch(filter_part.strip())
|
||
if m:
|
||
m = m.groupdict()
|
||
unnegated_op = COMPARISON_OPERATORS[m['op']]
|
||
if m['negation']:
|
||
op = lambda attr, value: not unnegated_op(attr, value)
|
||
else:
|
||
op = unnegated_op
|
||
comparison_value = m['quotedstrval'] or m['strval'] or m['intval']
|
||
if m['quote']:
|
||
comparison_value = comparison_value.replace(r'\%s' % m['quote'], m['quote'])
|
||
actual_value = dct.get(m['key'])
|
||
numeric_comparison = None
|
||
if isinstance(actual_value, (int, float)):
|
||
# If the original field is a string and matching comparisonvalue is
|
||
# a number we should respect the origin of the original field
|
||
# and process comparison value as a string (see
|
||
# https://github.com/ytdl-org/youtube-dl/issues/11082)
|
||
try:
|
||
numeric_comparison = int(comparison_value)
|
||
except ValueError:
|
||
numeric_comparison = parse_filesize(comparison_value)
|
||
if numeric_comparison is None:
|
||
numeric_comparison = parse_filesize(f'{comparison_value}B')
|
||
if numeric_comparison is None:
|
||
numeric_comparison = parse_duration(comparison_value)
|
||
if numeric_comparison is not None and m['op'] in STRING_OPERATORS:
|
||
raise ValueError('Operator %s only supports string values!' % m['op'])
|
||
if actual_value is None:
|
||
return is_incomplete(m['key']) or m['none_inclusive']
|
||
return op(actual_value, comparison_value if numeric_comparison is None else numeric_comparison)
|
||
|
||
UNARY_OPERATORS = {
|
||
'': lambda v: (v is True) if isinstance(v, bool) else (v is not None),
|
||
'!': lambda v: (v is False) if isinstance(v, bool) else (v is None),
|
||
}
|
||
operator_rex = re.compile(r'''(?x)
|
||
(?P<op>%s)\s*(?P<key>[a-z_]+)
|
||
''' % '|'.join(map(re.escape, UNARY_OPERATORS.keys())))
|
||
m = operator_rex.fullmatch(filter_part.strip())
|
||
if m:
|
||
op = UNARY_OPERATORS[m.group('op')]
|
||
actual_value = dct.get(m.group('key'))
|
||
if is_incomplete(m.group('key')) and actual_value is None:
|
||
return True
|
||
return op(actual_value)
|
||
|
||
raise ValueError('Invalid filter part %r' % filter_part)
|
||
|
||
|
||
def match_str(filter_str, dct, incomplete=False):
|
||
""" Filter a dictionary with a simple string syntax.
|
||
@returns Whether the filter passes
|
||
@param incomplete Set of keys that is expected to be missing from dct.
|
||
Can be True/False to indicate all/none of the keys may be missing.
|
||
All conditions on incomplete keys pass if the key is missing
|
||
"""
|
||
return all(
|
||
_match_one(filter_part.replace(r'\&', '&'), dct, incomplete)
|
||
for filter_part in re.split(r'(?<!\\)&', filter_str))
|
||
|
||
|
||
def match_filter_func(filters):
|
||
if not filters:
|
||
return None
|
||
filters = set(variadic(filters))
|
||
|
||
interactive = '-' in filters
|
||
if interactive:
|
||
filters.remove('-')
|
||
|
||
def _match_func(info_dict, incomplete=False):
|
||
if not filters or any(match_str(f, info_dict, incomplete) for f in filters):
|
||
return NO_DEFAULT if interactive and not incomplete else None
|
||
else:
|
||
video_title = info_dict.get('title') or info_dict.get('id') or 'video'
|
||
filter_str = ') | ('.join(map(str.strip, filters))
|
||
return f'{video_title} does not pass filter ({filter_str}), skipping ..'
|
||
return _match_func
|
||
|
||
|
||
class download_range_func:
|
||
def __init__(self, chapters, ranges):
|
||
self.chapters, self.ranges = chapters, ranges
|
||
|
||
def __call__(self, info_dict, ydl):
|
||
warning = ('There are no chapters matching the regex' if info_dict.get('chapters')
|
||
else 'Cannot match chapters since chapter information is unavailable')
|
||
for regex in self.chapters or []:
|
||
for i, chapter in enumerate(info_dict.get('chapters') or []):
|
||
if re.search(regex, chapter['title']):
|
||
warning = None
|
||
yield {**chapter, 'index': i}
|
||
if self.chapters and warning:
|
||
ydl.to_screen(f'[info] {info_dict["id"]}: {warning}')
|
||
|
||
yield from ({'start_time': start, 'end_time': end} for start, end in self.ranges or [])
|
||
|
||
def __eq__(self, other):
|
||
return (isinstance(other, download_range_func)
|
||
and self.chapters == other.chapters and self.ranges == other.ranges)
|
||
|
||
|
||
def parse_dfxp_time_expr(time_expr):
|
||
if not time_expr:
|
||
return
|
||
|
||
mobj = re.match(rf'^(?P<time_offset>{NUMBER_RE})s?$', time_expr)
|
||
if mobj:
|
||
return float(mobj.group('time_offset'))
|
||
|
||
mobj = re.match(r'^(\d+):(\d\d):(\d\d(?:(?:\.|:)\d+)?)$', time_expr)
|
||
if mobj:
|
||
return 3600 * int(mobj.group(1)) + 60 * int(mobj.group(2)) + float(mobj.group(3).replace(':', '.'))
|
||
|
||
|
||
def srt_subtitles_timecode(seconds):
|
||
return '%02d:%02d:%02d,%03d' % timetuple_from_msec(seconds * 1000)
|
||
|
||
|
||
def ass_subtitles_timecode(seconds):
|
||
time = timetuple_from_msec(seconds * 1000)
|
||
return '%01d:%02d:%02d.%02d' % (*time[:-1], time.milliseconds / 10)
|
||
|
||
|
||
def dfxp2srt(dfxp_data):
|
||
'''
|
||
@param dfxp_data A bytes-like object containing DFXP data
|
||
@returns A unicode object containing converted SRT data
|
||
'''
|
||
LEGACY_NAMESPACES = (
|
||
(b'http://www.w3.org/ns/ttml', [
|
||
b'http://www.w3.org/2004/11/ttaf1',
|
||
b'http://www.w3.org/2006/04/ttaf1',
|
||
b'http://www.w3.org/2006/10/ttaf1',
|
||
]),
|
||
(b'http://www.w3.org/ns/ttml#styling', [
|
||
b'http://www.w3.org/ns/ttml#style',
|
||
]),
|
||
)
|
||
|
||
SUPPORTED_STYLING = [
|
||
'color',
|
||
'fontFamily',
|
||
'fontSize',
|
||
'fontStyle',
|
||
'fontWeight',
|
||
'textDecoration'
|
||
]
|
||
|
||
_x = functools.partial(xpath_with_ns, ns_map={
|
||
'xml': 'http://www.w3.org/XML/1998/namespace',
|
||
'ttml': 'http://www.w3.org/ns/ttml',
|
||
'tts': 'http://www.w3.org/ns/ttml#styling',
|
||
})
|
||
|
||
styles = {}
|
||
default_style = {}
|
||
|
||
class TTMLPElementParser:
|
||
_out = ''
|
||
_unclosed_elements = []
|
||
_applied_styles = []
|
||
|
||
def start(self, tag, attrib):
|
||
if tag in (_x('ttml:br'), 'br'):
|
||
self._out += '\n'
|
||
else:
|
||
unclosed_elements = []
|
||
style = {}
|
||
element_style_id = attrib.get('style')
|
||
if default_style:
|
||
style.update(default_style)
|
||
if element_style_id:
|
||
style.update(styles.get(element_style_id, {}))
|
||
for prop in SUPPORTED_STYLING:
|
||
prop_val = attrib.get(_x('tts:' + prop))
|
||
if prop_val:
|
||
style[prop] = prop_val
|
||
if style:
|
||
font = ''
|
||
for k, v in sorted(style.items()):
|
||
if self._applied_styles and self._applied_styles[-1].get(k) == v:
|
||
continue
|
||
if k == 'color':
|
||
font += ' color="%s"' % v
|
||
elif k == 'fontSize':
|
||
font += ' size="%s"' % v
|
||
elif k == 'fontFamily':
|
||
font += ' face="%s"' % v
|
||
elif k == 'fontWeight' and v == 'bold':
|
||
self._out += '<b>'
|
||
unclosed_elements.append('b')
|
||
elif k == 'fontStyle' and v == 'italic':
|
||
self._out += '<i>'
|
||
unclosed_elements.append('i')
|
||
elif k == 'textDecoration' and v == 'underline':
|
||
self._out += '<u>'
|
||
unclosed_elements.append('u')
|
||
if font:
|
||
self._out += '<font' + font + '>'
|
||
unclosed_elements.append('font')
|
||
applied_style = {}
|
||
if self._applied_styles:
|
||
applied_style.update(self._applied_styles[-1])
|
||
applied_style.update(style)
|
||
self._applied_styles.append(applied_style)
|
||
self._unclosed_elements.append(unclosed_elements)
|
||
|
||
def end(self, tag):
|
||
if tag not in (_x('ttml:br'), 'br'):
|
||
unclosed_elements = self._unclosed_elements.pop()
|
||
for element in reversed(unclosed_elements):
|
||
self._out += '</%s>' % element
|
||
if unclosed_elements and self._applied_styles:
|
||
self._applied_styles.pop()
|
||
|
||
def data(self, data):
|
||
self._out += data
|
||
|
||
def close(self):
|
||
return self._out.strip()
|
||
|
||
def parse_node(node):
|
||
target = TTMLPElementParser()
|
||
parser = xml.etree.ElementTree.XMLParser(target=target)
|
||
parser.feed(xml.etree.ElementTree.tostring(node))
|
||
return parser.close()
|
||
|
||
for k, v in LEGACY_NAMESPACES:
|
||
for ns in v:
|
||
dfxp_data = dfxp_data.replace(ns, k)
|
||
|
||
dfxp = compat_etree_fromstring(dfxp_data)
|
||
out = []
|
||
paras = dfxp.findall(_x('.//ttml:p')) or dfxp.findall('.//p')
|
||
|
||
if not paras:
|
||
raise ValueError('Invalid dfxp/TTML subtitle')
|
||
|
||
repeat = False
|
||
while True:
|
||
for style in dfxp.findall(_x('.//ttml:style')):
|
||
style_id = style.get('id') or style.get(_x('xml:id'))
|
||
if not style_id:
|
||
continue
|
||
parent_style_id = style.get('style')
|
||
if parent_style_id:
|
||
if parent_style_id not in styles:
|
||
repeat = True
|
||
continue
|
||
styles[style_id] = styles[parent_style_id].copy()
|
||
for prop in SUPPORTED_STYLING:
|
||
prop_val = style.get(_x('tts:' + prop))
|
||
if prop_val:
|
||
styles.setdefault(style_id, {})[prop] = prop_val
|
||
if repeat:
|
||
repeat = False
|
||
else:
|
||
break
|
||
|
||
for p in ('body', 'div'):
|
||
ele = xpath_element(dfxp, [_x('.//ttml:' + p), './/' + p])
|
||
if ele is None:
|
||
continue
|
||
style = styles.get(ele.get('style'))
|
||
if not style:
|
||
continue
|
||
default_style.update(style)
|
||
|
||
for para, index in zip(paras, itertools.count(1)):
|
||
begin_time = parse_dfxp_time_expr(para.attrib.get('begin'))
|
||
end_time = parse_dfxp_time_expr(para.attrib.get('end'))
|
||
dur = parse_dfxp_time_expr(para.attrib.get('dur'))
|
||
if begin_time is None:
|
||
continue
|
||
if not end_time:
|
||
if not dur:
|
||
continue
|
||
end_time = begin_time + dur
|
||
out.append('%d\n%s --> %s\n%s\n\n' % (
|
||
index,
|
||
srt_subtitles_timecode(begin_time),
|
||
srt_subtitles_timecode(end_time),
|
||
parse_node(para)))
|
||
|
||
return ''.join(out)
|
||
|
||
|
||
def cli_option(params, command_option, param, separator=None):
|
||
param = params.get(param)
|
||
return ([] if param is None
|
||
else [command_option, str(param)] if separator is None
|
||
else [f'{command_option}{separator}{param}'])
|
||
|
||
|
||
def cli_bool_option(params, command_option, param, true_value='true', false_value='false', separator=None):
|
||
param = params.get(param)
|
||
assert param in (True, False, None)
|
||
return cli_option({True: true_value, False: false_value}, command_option, param, separator)
|
||
|
||
|
||
def cli_valueless_option(params, command_option, param, expected_value=True):
|
||
return [command_option] if params.get(param) == expected_value else []
|
||
|
||
|
||
def cli_configuration_args(argdict, keys, default=[], use_compat=True):
|
||
if isinstance(argdict, (list, tuple)): # for backward compatibility
|
||
if use_compat:
|
||
return argdict
|
||
else:
|
||
argdict = None
|
||
if argdict is None:
|
||
return default
|
||
assert isinstance(argdict, dict)
|
||
|
||
assert isinstance(keys, (list, tuple))
|
||
for key_list in keys:
|
||
arg_list = list(filter(
|
||
lambda x: x is not None,
|
||
[argdict.get(key.lower()) for key in variadic(key_list)]))
|
||
if arg_list:
|
||
return [arg for args in arg_list for arg in args]
|
||
return default
|
||
|
||
|
||
def _configuration_args(main_key, argdict, exe, keys=None, default=[], use_compat=True):
|
||
main_key, exe = main_key.lower(), exe.lower()
|
||
root_key = exe if main_key == exe else f'{main_key}+{exe}'
|
||
keys = [f'{root_key}{k}' for k in (keys or [''])]
|
||
if root_key in keys:
|
||
if main_key != exe:
|
||
keys.append((main_key, exe))
|
||
keys.append('default')
|
||
else:
|
||
use_compat = False
|
||
return cli_configuration_args(argdict, keys, default, use_compat)
|
||
|
||
|
||
class ISO639Utils:
|
||
# See http://www.loc.gov/standards/iso639-2/ISO-639-2_utf-8.txt
|
||
_lang_map = {
|
||
'aa': 'aar',
|
||
'ab': 'abk',
|
||
'ae': 'ave',
|
||
'af': 'afr',
|
||
'ak': 'aka',
|
||
'am': 'amh',
|
||
'an': 'arg',
|
||
'ar': 'ara',
|
||
'as': 'asm',
|
||
'av': 'ava',
|
||
'ay': 'aym',
|
||
'az': 'aze',
|
||
'ba': 'bak',
|
||
'be': 'bel',
|
||
'bg': 'bul',
|
||
'bh': 'bih',
|
||
'bi': 'bis',
|
||
'bm': 'bam',
|
||
'bn': 'ben',
|
||
'bo': 'bod',
|
||
'br': 'bre',
|
||
'bs': 'bos',
|
||
'ca': 'cat',
|
||
'ce': 'che',
|
||
'ch': 'cha',
|
||
'co': 'cos',
|
||
'cr': 'cre',
|
||
'cs': 'ces',
|
||
'cu': 'chu',
|
||
'cv': 'chv',
|
||
'cy': 'cym',
|
||
'da': 'dan',
|
||
'de': 'deu',
|
||
'dv': 'div',
|
||
'dz': 'dzo',
|
||
'ee': 'ewe',
|
||
'el': 'ell',
|
||
'en': 'eng',
|
||
'eo': 'epo',
|
||
'es': 'spa',
|
||
'et': 'est',
|
||
'eu': 'eus',
|
||
'fa': 'fas',
|
||
'ff': 'ful',
|
||
'fi': 'fin',
|
||
'fj': 'fij',
|
||
'fo': 'fao',
|
||
'fr': 'fra',
|
||
'fy': 'fry',
|
||
'ga': 'gle',
|
||
'gd': 'gla',
|
||
'gl': 'glg',
|
||
'gn': 'grn',
|
||
'gu': 'guj',
|
||
'gv': 'glv',
|
||
'ha': 'hau',
|
||
'he': 'heb',
|
||
'iw': 'heb', # Replaced by he in 1989 revision
|
||
'hi': 'hin',
|
||
'ho': 'hmo',
|
||
'hr': 'hrv',
|
||
'ht': 'hat',
|
||
'hu': 'hun',
|
||
'hy': 'hye',
|
||
'hz': 'her',
|
||
'ia': 'ina',
|
||
'id': 'ind',
|
||
'in': 'ind', # Replaced by id in 1989 revision
|
||
'ie': 'ile',
|
||
'ig': 'ibo',
|
||
'ii': 'iii',
|
||
'ik': 'ipk',
|
||
'io': 'ido',
|
||
'is': 'isl',
|
||
'it': 'ita',
|
||
'iu': 'iku',
|
||
'ja': 'jpn',
|
||
'jv': 'jav',
|
||
'ka': 'kat',
|
||
'kg': 'kon',
|
||
'ki': 'kik',
|
||
'kj': 'kua',
|
||
'kk': 'kaz',
|
||
'kl': 'kal',
|
||
'km': 'khm',
|
||
'kn': 'kan',
|
||
'ko': 'kor',
|
||
'kr': 'kau',
|
||
'ks': 'kas',
|
||
'ku': 'kur',
|
||
'kv': 'kom',
|
||
'kw': 'cor',
|
||
'ky': 'kir',
|
||
'la': 'lat',
|
||
'lb': 'ltz',
|
||
'lg': 'lug',
|
||
'li': 'lim',
|
||
'ln': 'lin',
|
||
'lo': 'lao',
|
||
'lt': 'lit',
|
||
'lu': 'lub',
|
||
'lv': 'lav',
|
||
'mg': 'mlg',
|
||
'mh': 'mah',
|
||
'mi': 'mri',
|
||
'mk': 'mkd',
|
||
'ml': 'mal',
|
||
'mn': 'mon',
|
||
'mr': 'mar',
|
||
'ms': 'msa',
|
||
'mt': 'mlt',
|
||
'my': 'mya',
|
||
'na': 'nau',
|
||
'nb': 'nob',
|
||
'nd': 'nde',
|
||
'ne': 'nep',
|
||
'ng': 'ndo',
|
||
'nl': 'nld',
|
||
'nn': 'nno',
|
||
'no': 'nor',
|
||
'nr': 'nbl',
|
||
'nv': 'nav',
|
||
'ny': 'nya',
|
||
'oc': 'oci',
|
||
'oj': 'oji',
|
||
'om': 'orm',
|
||
'or': 'ori',
|
||
'os': 'oss',
|
||
'pa': 'pan',
|
||
'pi': 'pli',
|
||
'pl': 'pol',
|
||
'ps': 'pus',
|
||
'pt': 'por',
|
||
'qu': 'que',
|
||
'rm': 'roh',
|
||
'rn': 'run',
|
||
'ro': 'ron',
|
||
'ru': 'rus',
|
||
'rw': 'kin',
|
||
'sa': 'san',
|
||
'sc': 'srd',
|
||
'sd': 'snd',
|
||
'se': 'sme',
|
||
'sg': 'sag',
|
||
'si': 'sin',
|
||
'sk': 'slk',
|
||
'sl': 'slv',
|
||
'sm': 'smo',
|
||
'sn': 'sna',
|
||
'so': 'som',
|
||
'sq': 'sqi',
|
||
'sr': 'srp',
|
||
'ss': 'ssw',
|
||
'st': 'sot',
|
||
'su': 'sun',
|
||
'sv': 'swe',
|
||
'sw': 'swa',
|
||
'ta': 'tam',
|
||
'te': 'tel',
|
||
'tg': 'tgk',
|
||
'th': 'tha',
|
||
'ti': 'tir',
|
||
'tk': 'tuk',
|
||
'tl': 'tgl',
|
||
'tn': 'tsn',
|
||
'to': 'ton',
|
||
'tr': 'tur',
|
||
'ts': 'tso',
|
||
'tt': 'tat',
|
||
'tw': 'twi',
|
||
'ty': 'tah',
|
||
'ug': 'uig',
|
||
'uk': 'ukr',
|
||
'ur': 'urd',
|
||
'uz': 'uzb',
|
||
've': 'ven',
|
||
'vi': 'vie',
|
||
'vo': 'vol',
|
||
'wa': 'wln',
|
||
'wo': 'wol',
|
||
'xh': 'xho',
|
||
'yi': 'yid',
|
||
'ji': 'yid', # Replaced by yi in 1989 revision
|
||
'yo': 'yor',
|
||
'za': 'zha',
|
||
'zh': 'zho',
|
||
'zu': 'zul',
|
||
}
|
||
|
||
@classmethod
|
||
def short2long(cls, code):
|
||
"""Convert language code from ISO 639-1 to ISO 639-2/T"""
|
||
return cls._lang_map.get(code[:2])
|
||
|
||
@classmethod
|
||
def long2short(cls, code):
|
||
"""Convert language code from ISO 639-2/T to ISO 639-1"""
|
||
for short_name, long_name in cls._lang_map.items():
|
||
if long_name == code:
|
||
return short_name
|
||
|
||
|
||
class ISO3166Utils:
|
||
# From http://data.okfn.org/data/core/country-list
|
||
_country_map = {
|
||
'AF': 'Afghanistan',
|
||
'AX': 'Åland Islands',
|
||
'AL': 'Albania',
|
||
'DZ': 'Algeria',
|
||
'AS': 'American Samoa',
|
||
'AD': 'Andorra',
|
||
'AO': 'Angola',
|
||
'AI': 'Anguilla',
|
||
'AQ': 'Antarctica',
|
||
'AG': 'Antigua and Barbuda',
|
||
'AR': 'Argentina',
|
||
'AM': 'Armenia',
|
||
'AW': 'Aruba',
|
||
'AU': 'Australia',
|
||
'AT': 'Austria',
|
||
'AZ': 'Azerbaijan',
|
||
'BS': 'Bahamas',
|
||
'BH': 'Bahrain',
|
||
'BD': 'Bangladesh',
|
||
'BB': 'Barbados',
|
||
'BY': 'Belarus',
|
||
'BE': 'Belgium',
|
||
'BZ': 'Belize',
|
||
'BJ': 'Benin',
|
||
'BM': 'Bermuda',
|
||
'BT': 'Bhutan',
|
||
'BO': 'Bolivia, Plurinational State of',
|
||
'BQ': 'Bonaire, Sint Eustatius and Saba',
|
||
'BA': 'Bosnia and Herzegovina',
|
||
'BW': 'Botswana',
|
||
'BV': 'Bouvet Island',
|
||
'BR': 'Brazil',
|
||
'IO': 'British Indian Ocean Territory',
|
||
'BN': 'Brunei Darussalam',
|
||
'BG': 'Bulgaria',
|
||
'BF': 'Burkina Faso',
|
||
'BI': 'Burundi',
|
||
'KH': 'Cambodia',
|
||
'CM': 'Cameroon',
|
||
'CA': 'Canada',
|
||
'CV': 'Cape Verde',
|
||
'KY': 'Cayman Islands',
|
||
'CF': 'Central African Republic',
|
||
'TD': 'Chad',
|
||
'CL': 'Chile',
|
||
'CN': 'China',
|
||
'CX': 'Christmas Island',
|
||
'CC': 'Cocos (Keeling) Islands',
|
||
'CO': 'Colombia',
|
||
'KM': 'Comoros',
|
||
'CG': 'Congo',
|
||
'CD': 'Congo, the Democratic Republic of the',
|
||
'CK': 'Cook Islands',
|
||
'CR': 'Costa Rica',
|
||
'CI': 'Côte d\'Ivoire',
|
||
'HR': 'Croatia',
|
||
'CU': 'Cuba',
|
||
'CW': 'Curaçao',
|
||
'CY': 'Cyprus',
|
||
'CZ': 'Czech Republic',
|
||
'DK': 'Denmark',
|
||
'DJ': 'Djibouti',
|
||
'DM': 'Dominica',
|
||
'DO': 'Dominican Republic',
|
||
'EC': 'Ecuador',
|
||
'EG': 'Egypt',
|
||
'SV': 'El Salvador',
|
||
'GQ': 'Equatorial Guinea',
|
||
'ER': 'Eritrea',
|
||
'EE': 'Estonia',
|
||
'ET': 'Ethiopia',
|
||
'FK': 'Falkland Islands (Malvinas)',
|
||
'FO': 'Faroe Islands',
|
||
'FJ': 'Fiji',
|
||
'FI': 'Finland',
|
||
'FR': 'France',
|
||
'GF': 'French Guiana',
|
||
'PF': 'French Polynesia',
|
||
'TF': 'French Southern Territories',
|
||
'GA': 'Gabon',
|
||
'GM': 'Gambia',
|
||
'GE': 'Georgia',
|
||
'DE': 'Germany',
|
||
'GH': 'Ghana',
|
||
'GI': 'Gibraltar',
|
||
'GR': 'Greece',
|
||
'GL': 'Greenland',
|
||
'GD': 'Grenada',
|
||
'GP': 'Guadeloupe',
|
||
'GU': 'Guam',
|
||
'GT': 'Guatemala',
|
||
'GG': 'Guernsey',
|
||
'GN': 'Guinea',
|
||
'GW': 'Guinea-Bissau',
|
||
'GY': 'Guyana',
|
||
'HT': 'Haiti',
|
||
'HM': 'Heard Island and McDonald Islands',
|
||
'VA': 'Holy See (Vatican City State)',
|
||
'HN': 'Honduras',
|
||
'HK': 'Hong Kong',
|
||
'HU': 'Hungary',
|
||
'IS': 'Iceland',
|
||
'IN': 'India',
|
||
'ID': 'Indonesia',
|
||
'IR': 'Iran, Islamic Republic of',
|
||
'IQ': 'Iraq',
|
||
'IE': 'Ireland',
|
||
'IM': 'Isle of Man',
|
||
'IL': 'Israel',
|
||
'IT': 'Italy',
|
||
'JM': 'Jamaica',
|
||
'JP': 'Japan',
|
||
'JE': 'Jersey',
|
||
'JO': 'Jordan',
|
||
'KZ': 'Kazakhstan',
|
||
'KE': 'Kenya',
|
||
'KI': 'Kiribati',
|
||
'KP': 'Korea, Democratic People\'s Republic of',
|
||
'KR': 'Korea, Republic of',
|
||
'KW': 'Kuwait',
|
||
'KG': 'Kyrgyzstan',
|
||
'LA': 'Lao People\'s Democratic Republic',
|
||
'LV': 'Latvia',
|
||
'LB': 'Lebanon',
|
||
'LS': 'Lesotho',
|
||
'LR': 'Liberia',
|
||
'LY': 'Libya',
|
||
'LI': 'Liechtenstein',
|
||
'LT': 'Lithuania',
|
||
'LU': 'Luxembourg',
|
||
'MO': 'Macao',
|
||
'MK': 'Macedonia, the Former Yugoslav Republic of',
|
||
'MG': 'Madagascar',
|
||
'MW': 'Malawi',
|
||
'MY': 'Malaysia',
|
||
'MV': 'Maldives',
|
||
'ML': 'Mali',
|
||
'MT': 'Malta',
|
||
'MH': 'Marshall Islands',
|
||
'MQ': 'Martinique',
|
||
'MR': 'Mauritania',
|
||
'MU': 'Mauritius',
|
||
'YT': 'Mayotte',
|
||
'MX': 'Mexico',
|
||
'FM': 'Micronesia, Federated States of',
|
||
'MD': 'Moldova, Republic of',
|
||
'MC': 'Monaco',
|
||
'MN': 'Mongolia',
|
||
'ME': 'Montenegro',
|
||
'MS': 'Montserrat',
|
||
'MA': 'Morocco',
|
||
'MZ': 'Mozambique',
|
||
'MM': 'Myanmar',
|
||
'NA': 'Namibia',
|
||
'NR': 'Nauru',
|
||
'NP': 'Nepal',
|
||
'NL': 'Netherlands',
|
||
'NC': 'New Caledonia',
|
||
'NZ': 'New Zealand',
|
||
'NI': 'Nicaragua',
|
||
'NE': 'Niger',
|
||
'NG': 'Nigeria',
|
||
'NU': 'Niue',
|
||
'NF': 'Norfolk Island',
|
||
'MP': 'Northern Mariana Islands',
|
||
'NO': 'Norway',
|
||
'OM': 'Oman',
|
||
'PK': 'Pakistan',
|
||
'PW': 'Palau',
|
||
'PS': 'Palestine, State of',
|
||
'PA': 'Panama',
|
||
'PG': 'Papua New Guinea',
|
||
'PY': 'Paraguay',
|
||
'PE': 'Peru',
|
||
'PH': 'Philippines',
|
||
'PN': 'Pitcairn',
|
||
'PL': 'Poland',
|
||
'PT': 'Portugal',
|
||
'PR': 'Puerto Rico',
|
||
'QA': 'Qatar',
|
||
'RE': 'Réunion',
|
||
'RO': 'Romania',
|
||
'RU': 'Russian Federation',
|
||
'RW': 'Rwanda',
|
||
'BL': 'Saint Barthélemy',
|
||
'SH': 'Saint Helena, Ascension and Tristan da Cunha',
|
||
'KN': 'Saint Kitts and Nevis',
|
||
'LC': 'Saint Lucia',
|
||
'MF': 'Saint Martin (French part)',
|
||
'PM': 'Saint Pierre and Miquelon',
|
||
'VC': 'Saint Vincent and the Grenadines',
|
||
'WS': 'Samoa',
|
||
'SM': 'San Marino',
|
||
'ST': 'Sao Tome and Principe',
|
||
'SA': 'Saudi Arabia',
|
||
'SN': 'Senegal',
|
||
'RS': 'Serbia',
|
||
'SC': 'Seychelles',
|
||
'SL': 'Sierra Leone',
|
||
'SG': 'Singapore',
|
||
'SX': 'Sint Maarten (Dutch part)',
|
||
'SK': 'Slovakia',
|
||
'SI': 'Slovenia',
|
||
'SB': 'Solomon Islands',
|
||
'SO': 'Somalia',
|
||
'ZA': 'South Africa',
|
||
'GS': 'South Georgia and the South Sandwich Islands',
|
||
'SS': 'South Sudan',
|
||
'ES': 'Spain',
|
||
'LK': 'Sri Lanka',
|
||
'SD': 'Sudan',
|
||
'SR': 'Suriname',
|
||
'SJ': 'Svalbard and Jan Mayen',
|
||
'SZ': 'Swaziland',
|
||
'SE': 'Sweden',
|
||
'CH': 'Switzerland',
|
||
'SY': 'Syrian Arab Republic',
|
||
'TW': 'Taiwan, Province of China',
|
||
'TJ': 'Tajikistan',
|
||
'TZ': 'Tanzania, United Republic of',
|
||
'TH': 'Thailand',
|
||
'TL': 'Timor-Leste',
|
||
'TG': 'Togo',
|
||
'TK': 'Tokelau',
|
||
'TO': 'Tonga',
|
||
'TT': 'Trinidad and Tobago',
|
||
'TN': 'Tunisia',
|
||
'TR': 'Turkey',
|
||
'TM': 'Turkmenistan',
|
||
'TC': 'Turks and Caicos Islands',
|
||
'TV': 'Tuvalu',
|
||
'UG': 'Uganda',
|
||
'UA': 'Ukraine',
|
||
'AE': 'United Arab Emirates',
|
||
'GB': 'United Kingdom',
|
||
'US': 'United States',
|
||
'UM': 'United States Minor Outlying Islands',
|
||
'UY': 'Uruguay',
|
||
'UZ': 'Uzbekistan',
|
||
'VU': 'Vanuatu',
|
||
'VE': 'Venezuela, Bolivarian Republic of',
|
||
'VN': 'Viet Nam',
|
||
'VG': 'Virgin Islands, British',
|
||
'VI': 'Virgin Islands, U.S.',
|
||
'WF': 'Wallis and Futuna',
|
||
'EH': 'Western Sahara',
|
||
'YE': 'Yemen',
|
||
'ZM': 'Zambia',
|
||
'ZW': 'Zimbabwe',
|
||
# Not ISO 3166 codes, but used for IP blocks
|
||
'AP': 'Asia/Pacific Region',
|
||
'EU': 'Europe',
|
||
}
|
||
|
||
@classmethod
|
||
def short2full(cls, code):
|
||
"""Convert an ISO 3166-2 country code to the corresponding full name"""
|
||
return cls._country_map.get(code.upper())
|
||
|
||
|
||
class GeoUtils:
|
||
# Major IPv4 address blocks per country
|
||
_country_ip_map = {
|
||
'AD': '46.172.224.0/19',
|
||
'AE': '94.200.0.0/13',
|
||
'AF': '149.54.0.0/17',
|
||
'AG': '209.59.64.0/18',
|
||
'AI': '204.14.248.0/21',
|
||
'AL': '46.99.0.0/16',
|
||
'AM': '46.70.0.0/15',
|
||
'AO': '105.168.0.0/13',
|
||
'AP': '182.50.184.0/21',
|
||
'AQ': '23.154.160.0/24',
|
||
'AR': '181.0.0.0/12',
|
||
'AS': '202.70.112.0/20',
|
||
'AT': '77.116.0.0/14',
|
||
'AU': '1.128.0.0/11',
|
||
'AW': '181.41.0.0/18',
|
||
'AX': '185.217.4.0/22',
|
||
'AZ': '5.197.0.0/16',
|
||
'BA': '31.176.128.0/17',
|
||
'BB': '65.48.128.0/17',
|
||
'BD': '114.130.0.0/16',
|
||
'BE': '57.0.0.0/8',
|
||
'BF': '102.178.0.0/15',
|
||
'BG': '95.42.0.0/15',
|
||
'BH': '37.131.0.0/17',
|
||
'BI': '154.117.192.0/18',
|
||
'BJ': '137.255.0.0/16',
|
||
'BL': '185.212.72.0/23',
|
||
'BM': '196.12.64.0/18',
|
||
'BN': '156.31.0.0/16',
|
||
'BO': '161.56.0.0/16',
|
||
'BQ': '161.0.80.0/20',
|
||
'BR': '191.128.0.0/12',
|
||
'BS': '24.51.64.0/18',
|
||
'BT': '119.2.96.0/19',
|
||
'BW': '168.167.0.0/16',
|
||
'BY': '178.120.0.0/13',
|
||
'BZ': '179.42.192.0/18',
|
||
'CA': '99.224.0.0/11',
|
||
'CD': '41.243.0.0/16',
|
||
'CF': '197.242.176.0/21',
|
||
'CG': '160.113.0.0/16',
|
||
'CH': '85.0.0.0/13',
|
||
'CI': '102.136.0.0/14',
|
||
'CK': '202.65.32.0/19',
|
||
'CL': '152.172.0.0/14',
|
||
'CM': '102.244.0.0/14',
|
||
'CN': '36.128.0.0/10',
|
||
'CO': '181.240.0.0/12',
|
||
'CR': '201.192.0.0/12',
|
||
'CU': '152.206.0.0/15',
|
||
'CV': '165.90.96.0/19',
|
||
'CW': '190.88.128.0/17',
|
||
'CY': '31.153.0.0/16',
|
||
'CZ': '88.100.0.0/14',
|
||
'DE': '53.0.0.0/8',
|
||
'DJ': '197.241.0.0/17',
|
||
'DK': '87.48.0.0/12',
|
||
'DM': '192.243.48.0/20',
|
||
'DO': '152.166.0.0/15',
|
||
'DZ': '41.96.0.0/12',
|
||
'EC': '186.68.0.0/15',
|
||
'EE': '90.190.0.0/15',
|
||
'EG': '156.160.0.0/11',
|
||
'ER': '196.200.96.0/20',
|
||
'ES': '88.0.0.0/11',
|
||
'ET': '196.188.0.0/14',
|
||
'EU': '2.16.0.0/13',
|
||
'FI': '91.152.0.0/13',
|
||
'FJ': '144.120.0.0/16',
|
||
'FK': '80.73.208.0/21',
|
||
'FM': '119.252.112.0/20',
|
||
'FO': '88.85.32.0/19',
|
||
'FR': '90.0.0.0/9',
|
||
'GA': '41.158.0.0/15',
|
||
'GB': '25.0.0.0/8',
|
||
'GD': '74.122.88.0/21',
|
||
'GE': '31.146.0.0/16',
|
||
'GF': '161.22.64.0/18',
|
||
'GG': '62.68.160.0/19',
|
||
'GH': '154.160.0.0/12',
|
||
'GI': '95.164.0.0/16',
|
||
'GL': '88.83.0.0/19',
|
||
'GM': '160.182.0.0/15',
|
||
'GN': '197.149.192.0/18',
|
||
'GP': '104.250.0.0/19',
|
||
'GQ': '105.235.224.0/20',
|
||
'GR': '94.64.0.0/13',
|
||
'GT': '168.234.0.0/16',
|
||
'GU': '168.123.0.0/16',
|
||
'GW': '197.214.80.0/20',
|
||
'GY': '181.41.64.0/18',
|
||
'HK': '113.252.0.0/14',
|
||
'HN': '181.210.0.0/16',
|
||
'HR': '93.136.0.0/13',
|
||
'HT': '148.102.128.0/17',
|
||
'HU': '84.0.0.0/14',
|
||
'ID': '39.192.0.0/10',
|
||
'IE': '87.32.0.0/12',
|
||
'IL': '79.176.0.0/13',
|
||
'IM': '5.62.80.0/20',
|
||
'IN': '117.192.0.0/10',
|
||
'IO': '203.83.48.0/21',
|
||
'IQ': '37.236.0.0/14',
|
||
'IR': '2.176.0.0/12',
|
||
'IS': '82.221.0.0/16',
|
||
'IT': '79.0.0.0/10',
|
||
'JE': '87.244.64.0/18',
|
||
'JM': '72.27.0.0/17',
|
||
'JO': '176.29.0.0/16',
|
||
'JP': '133.0.0.0/8',
|
||
'KE': '105.48.0.0/12',
|
||
'KG': '158.181.128.0/17',
|
||
'KH': '36.37.128.0/17',
|
||
'KI': '103.25.140.0/22',
|
||
'KM': '197.255.224.0/20',
|
||
'KN': '198.167.192.0/19',
|
||
'KP': '175.45.176.0/22',
|
||
'KR': '175.192.0.0/10',
|
||
'KW': '37.36.0.0/14',
|
||
'KY': '64.96.0.0/15',
|
||
'KZ': '2.72.0.0/13',
|
||
'LA': '115.84.64.0/18',
|
||
'LB': '178.135.0.0/16',
|
||
'LC': '24.92.144.0/20',
|
||
'LI': '82.117.0.0/19',
|
||
'LK': '112.134.0.0/15',
|
||
'LR': '102.183.0.0/16',
|
||
'LS': '129.232.0.0/17',
|
||
'LT': '78.56.0.0/13',
|
||
'LU': '188.42.0.0/16',
|
||
'LV': '46.109.0.0/16',
|
||
'LY': '41.252.0.0/14',
|
||
'MA': '105.128.0.0/11',
|
||
'MC': '88.209.64.0/18',
|
||
'MD': '37.246.0.0/16',
|
||
'ME': '178.175.0.0/17',
|
||
'MF': '74.112.232.0/21',
|
||
'MG': '154.126.0.0/17',
|
||
'MH': '117.103.88.0/21',
|
||
'MK': '77.28.0.0/15',
|
||
'ML': '154.118.128.0/18',
|
||
'MM': '37.111.0.0/17',
|
||
'MN': '49.0.128.0/17',
|
||
'MO': '60.246.0.0/16',
|
||
'MP': '202.88.64.0/20',
|
||
'MQ': '109.203.224.0/19',
|
||
'MR': '41.188.64.0/18',
|
||
'MS': '208.90.112.0/22',
|
||
'MT': '46.11.0.0/16',
|
||
'MU': '105.16.0.0/12',
|
||
'MV': '27.114.128.0/18',
|
||
'MW': '102.70.0.0/15',
|
||
'MX': '187.192.0.0/11',
|
||
'MY': '175.136.0.0/13',
|
||
'MZ': '197.218.0.0/15',
|
||
'NA': '41.182.0.0/16',
|
||
'NC': '101.101.0.0/18',
|
||
'NE': '197.214.0.0/18',
|
||
'NF': '203.17.240.0/22',
|
||
'NG': '105.112.0.0/12',
|
||
'NI': '186.76.0.0/15',
|
||
'NL': '145.96.0.0/11',
|
||
'NO': '84.208.0.0/13',
|
||
'NP': '36.252.0.0/15',
|
||
'NR': '203.98.224.0/19',
|
||
'NU': '49.156.48.0/22',
|
||
'NZ': '49.224.0.0/14',
|
||
'OM': '5.36.0.0/15',
|
||
'PA': '186.72.0.0/15',
|
||
'PE': '186.160.0.0/14',
|
||
'PF': '123.50.64.0/18',
|
||
'PG': '124.240.192.0/19',
|
||
'PH': '49.144.0.0/13',
|
||
'PK': '39.32.0.0/11',
|
||
'PL': '83.0.0.0/11',
|
||
'PM': '70.36.0.0/20',
|
||
'PR': '66.50.0.0/16',
|
||
'PS': '188.161.0.0/16',
|
||
'PT': '85.240.0.0/13',
|
||
'PW': '202.124.224.0/20',
|
||
'PY': '181.120.0.0/14',
|
||
'QA': '37.210.0.0/15',
|
||
'RE': '102.35.0.0/16',
|
||
'RO': '79.112.0.0/13',
|
||
'RS': '93.86.0.0/15',
|
||
'RU': '5.136.0.0/13',
|
||
'RW': '41.186.0.0/16',
|
||
'SA': '188.48.0.0/13',
|
||
'SB': '202.1.160.0/19',
|
||
'SC': '154.192.0.0/11',
|
||
'SD': '102.120.0.0/13',
|
||
'SE': '78.64.0.0/12',
|
||
'SG': '8.128.0.0/10',
|
||
'SI': '188.196.0.0/14',
|
||
'SK': '78.98.0.0/15',
|
||
'SL': '102.143.0.0/17',
|
||
'SM': '89.186.32.0/19',
|
||
'SN': '41.82.0.0/15',
|
||
'SO': '154.115.192.0/18',
|
||
'SR': '186.179.128.0/17',
|
||
'SS': '105.235.208.0/21',
|
||
'ST': '197.159.160.0/19',
|
||
'SV': '168.243.0.0/16',
|
||
'SX': '190.102.0.0/20',
|
||
'SY': '5.0.0.0/16',
|
||
'SZ': '41.84.224.0/19',
|
||
'TC': '65.255.48.0/20',
|
||
'TD': '154.68.128.0/19',
|
||
'TG': '196.168.0.0/14',
|
||
'TH': '171.96.0.0/13',
|
||
'TJ': '85.9.128.0/18',
|
||
'TK': '27.96.24.0/21',
|
||
'TL': '180.189.160.0/20',
|
||
'TM': '95.85.96.0/19',
|
||
'TN': '197.0.0.0/11',
|
||
'TO': '175.176.144.0/21',
|
||
'TR': '78.160.0.0/11',
|
||
'TT': '186.44.0.0/15',
|
||
'TV': '202.2.96.0/19',
|
||
'TW': '120.96.0.0/11',
|
||
'TZ': '156.156.0.0/14',
|
||
'UA': '37.52.0.0/14',
|
||
'UG': '102.80.0.0/13',
|
||
'US': '6.0.0.0/8',
|
||
'UY': '167.56.0.0/13',
|
||
'UZ': '84.54.64.0/18',
|
||
'VA': '212.77.0.0/19',
|
||
'VC': '207.191.240.0/21',
|
||
'VE': '186.88.0.0/13',
|
||
'VG': '66.81.192.0/20',
|
||
'VI': '146.226.0.0/16',
|
||
'VN': '14.160.0.0/11',
|
||
'VU': '202.80.32.0/20',
|
||
'WF': '117.20.32.0/21',
|
||
'WS': '202.4.32.0/19',
|
||
'YE': '134.35.0.0/16',
|
||
'YT': '41.242.116.0/22',
|
||
'ZA': '41.0.0.0/11',
|
||
'ZM': '102.144.0.0/13',
|
||
'ZW': '102.177.192.0/18',
|
||
}
|
||
|
||
@classmethod
|
||
def random_ipv4(cls, code_or_block):
|
||
if len(code_or_block) == 2:
|
||
block = cls._country_ip_map.get(code_or_block.upper())
|
||
if not block:
|
||
return None
|
||
else:
|
||
block = code_or_block
|
||
addr, preflen = block.split('/')
|
||
addr_min = struct.unpack('!L', socket.inet_aton(addr))[0]
|
||
addr_max = addr_min | (0xffffffff >> int(preflen))
|
||
return str(socket.inet_ntoa(
|
||
struct.pack('!L', random.randint(addr_min, addr_max))))
|
||
|
||
|
||
class PerRequestProxyHandler(urllib.request.ProxyHandler):
|
||
def __init__(self, proxies=None):
|
||
# Set default handlers
|
||
for type in ('http', 'https'):
|
||
setattr(self, '%s_open' % type,
|
||
lambda r, proxy='__noproxy__', type=type, meth=self.proxy_open:
|
||
meth(r, proxy, type))
|
||
urllib.request.ProxyHandler.__init__(self, proxies)
|
||
|
||
def proxy_open(self, req, proxy, type):
|
||
req_proxy = req.headers.get('Ytdl-request-proxy')
|
||
if req_proxy is not None:
|
||
proxy = req_proxy
|
||
del req.headers['Ytdl-request-proxy']
|
||
|
||
if proxy == '__noproxy__':
|
||
return None # No Proxy
|
||
if urllib.parse.urlparse(proxy).scheme.lower() in ('socks', 'socks4', 'socks4a', 'socks5'):
|
||
req.add_header('Ytdl-socks-proxy', proxy)
|
||
# yt-dlp's http/https handlers do wrapping the socket with socks
|
||
return None
|
||
return urllib.request.ProxyHandler.proxy_open(
|
||
self, req, proxy, type)
|
||
|
||
|
||
# Both long_to_bytes and bytes_to_long are adapted from PyCrypto, which is
|
||
# released into Public Domain
|
||
# https://github.com/dlitz/pycrypto/blob/master/lib/Crypto/Util/number.py#L387
|
||
|
||
def long_to_bytes(n, blocksize=0):
|
||
"""long_to_bytes(n:long, blocksize:int) : string
|
||
Convert a long integer to a byte string.
|
||
|
||
If optional blocksize is given and greater than zero, pad the front of the
|
||
byte string with binary zeros so that the length is a multiple of
|
||
blocksize.
|
||
"""
|
||
# after much testing, this algorithm was deemed to be the fastest
|
||
s = b''
|
||
n = int(n)
|
||
while n > 0:
|
||
s = struct.pack('>I', n & 0xffffffff) + s
|
||
n = n >> 32
|
||
# strip off leading zeros
|
||
for i in range(len(s)):
|
||
if s[i] != b'\000'[0]:
|
||
break
|
||
else:
|
||
# only happens when n == 0
|
||
s = b'\000'
|
||
i = 0
|
||
s = s[i:]
|
||
# add back some pad bytes. this could be done more efficiently w.r.t. the
|
||
# de-padding being done above, but sigh...
|
||
if blocksize > 0 and len(s) % blocksize:
|
||
s = (blocksize - len(s) % blocksize) * b'\000' + s
|
||
return s
|
||
|
||
|
||
def bytes_to_long(s):
|
||
"""bytes_to_long(string) : long
|
||
Convert a byte string to a long integer.
|
||
|
||
This is (essentially) the inverse of long_to_bytes().
|
||
"""
|
||
acc = 0
|
||
length = len(s)
|
||
if length % 4:
|
||
extra = (4 - length % 4)
|
||
s = b'\000' * extra + s
|
||
length = length + extra
|
||
for i in range(0, length, 4):
|
||
acc = (acc << 32) + struct.unpack('>I', s[i:i + 4])[0]
|
||
return acc
|
||
|
||
|
||
def ohdave_rsa_encrypt(data, exponent, modulus):
|
||
'''
|
||
Implement OHDave's RSA algorithm. See http://www.ohdave.com/rsa/
|
||
|
||
Input:
|
||
data: data to encrypt, bytes-like object
|
||
exponent, modulus: parameter e and N of RSA algorithm, both integer
|
||
Output: hex string of encrypted data
|
||
|
||
Limitation: supports one block encryption only
|
||
'''
|
||
|
||
payload = int(binascii.hexlify(data[::-1]), 16)
|
||
encrypted = pow(payload, exponent, modulus)
|
||
return '%x' % encrypted
|
||
|
||
|
||
def pkcs1pad(data, length):
|
||
"""
|
||
Padding input data with PKCS#1 scheme
|
||
|
||
@param {int[]} data input data
|
||
@param {int} length target length
|
||
@returns {int[]} padded data
|
||
"""
|
||
if len(data) > length - 11:
|
||
raise ValueError('Input data too long for PKCS#1 padding')
|
||
|
||
pseudo_random = [random.randint(0, 254) for _ in range(length - len(data) - 3)]
|
||
return [0, 2] + pseudo_random + [0] + data
|
||
|
||
|
||
def _base_n_table(n, table):
|
||
if not table and not n:
|
||
raise ValueError('Either table or n must be specified')
|
||
table = (table or '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ')[:n]
|
||
|
||
if n and n != len(table):
|
||
raise ValueError(f'base {n} exceeds table length {len(table)}')
|
||
return table
|
||
|
||
|
||
def encode_base_n(num, n=None, table=None):
|
||
"""Convert given int to a base-n string"""
|
||
table = _base_n_table(n, table)
|
||
if not num:
|
||
return table[0]
|
||
|
||
result, base = '', len(table)
|
||
while num:
|
||
result = table[num % base] + result
|
||
num = num // base
|
||
return result
|
||
|
||
|
||
def decode_base_n(string, n=None, table=None):
|
||
"""Convert given base-n string to int"""
|
||
table = {char: index for index, char in enumerate(_base_n_table(n, table))}
|
||
result, base = 0, len(table)
|
||
for char in string:
|
||
result = result * base + table[char]
|
||
return result
|
||
|
||
|
||
def decode_base(value, digits):
|
||
write_string('DeprecationWarning: yt_dlp.utils.decode_base is deprecated '
|
||
'and may be removed in a future version. Use yt_dlp.decode_base_n instead')
|
||
return decode_base_n(value, table=digits)
|
||
|
||
|
||
def decode_packed_codes(code):
|
||
mobj = re.search(PACKED_CODES_RE, code)
|
||
obfuscated_code, base, count, symbols = mobj.groups()
|
||
base = int(base)
|
||
count = int(count)
|
||
symbols = symbols.split('|')
|
||
symbol_table = {}
|
||
|
||
while count:
|
||
count -= 1
|
||
base_n_count = encode_base_n(count, base)
|
||
symbol_table[base_n_count] = symbols[count] or base_n_count
|
||
|
||
return re.sub(
|
||
r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)],
|
||
obfuscated_code)
|
||
|
||
|
||
def caesar(s, alphabet, shift):
|
||
if shift == 0:
|
||
return s
|
||
l = len(alphabet)
|
||
return ''.join(
|
||
alphabet[(alphabet.index(c) + shift) % l] if c in alphabet else c
|
||
for c in s)
|
||
|
||
|
||
def rot47(s):
|
||
return caesar(s, r'''!"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~''', 47)
|
||
|
||
|
||
def parse_m3u8_attributes(attrib):
|
||
info = {}
|
||
for (key, val) in re.findall(r'(?P<key>[A-Z0-9-]+)=(?P<val>"[^"]+"|[^",]+)(?:,|$)', attrib):
|
||
if val.startswith('"'):
|
||
val = val[1:-1]
|
||
info[key] = val
|
||
return info
|
||
|
||
|
||
def urshift(val, n):
|
||
return val >> n if val >= 0 else (val + 0x100000000) >> n
|
||
|
||
|
||
# Based on png2str() written by @gdkchan and improved by @yokrysty
|
||
# Originally posted at https://github.com/ytdl-org/youtube-dl/issues/9706
|
||
def decode_png(png_data):
|
||
# Reference: https://www.w3.org/TR/PNG/
|
||
header = png_data[8:]
|
||
|
||
if png_data[:8] != b'\x89PNG\x0d\x0a\x1a\x0a' or header[4:8] != b'IHDR':
|
||
raise OSError('Not a valid PNG file.')
|
||
|
||
int_map = {1: '>B', 2: '>H', 4: '>I'}
|
||
unpack_integer = lambda x: struct.unpack(int_map[len(x)], x)[0]
|
||
|
||
chunks = []
|
||
|
||
while header:
|
||
length = unpack_integer(header[:4])
|
||
header = header[4:]
|
||
|
||
chunk_type = header[:4]
|
||
header = header[4:]
|
||
|
||
chunk_data = header[:length]
|
||
header = header[length:]
|
||
|
||
header = header[4:] # Skip CRC
|
||
|
||
chunks.append({
|
||
'type': chunk_type,
|
||
'length': length,
|
||
'data': chunk_data
|
||
})
|
||
|
||
ihdr = chunks[0]['data']
|
||
|
||
width = unpack_integer(ihdr[:4])
|
||
height = unpack_integer(ihdr[4:8])
|
||
|
||
idat = b''
|
||
|
||
for chunk in chunks:
|
||
if chunk['type'] == b'IDAT':
|
||
idat += chunk['data']
|
||
|
||
if not idat:
|
||
raise OSError('Unable to read PNG data.')
|
||
|
||
decompressed_data = bytearray(zlib.decompress(idat))
|
||
|
||
stride = width * 3
|
||
pixels = []
|
||
|
||
def _get_pixel(idx):
|
||
x = idx % stride
|
||
y = idx // stride
|
||
return pixels[y][x]
|
||
|
||
for y in range(height):
|
||
basePos = y * (1 + stride)
|
||
filter_type = decompressed_data[basePos]
|
||
|
||
current_row = []
|
||
|
||
pixels.append(current_row)
|
||
|
||
for x in range(stride):
|
||
color = decompressed_data[1 + basePos + x]
|
||
basex = y * stride + x
|
||
left = 0
|
||
up = 0
|
||
|
||
if x > 2:
|
||
left = _get_pixel(basex - 3)
|
||
if y > 0:
|
||
up = _get_pixel(basex - stride)
|
||
|
||
if filter_type == 1: # Sub
|
||
color = (color + left) & 0xff
|
||
elif filter_type == 2: # Up
|
||
color = (color + up) & 0xff
|
||
elif filter_type == 3: # Average
|
||
color = (color + ((left + up) >> 1)) & 0xff
|
||
elif filter_type == 4: # Paeth
|
||
a = left
|
||
b = up
|
||
c = 0
|
||
|
||
if x > 2 and y > 0:
|
||
c = _get_pixel(basex - stride - 3)
|
||
|
||
p = a + b - c
|
||
|
||
pa = abs(p - a)
|
||
pb = abs(p - b)
|
||
pc = abs(p - c)
|
||
|
||
if pa <= pb and pa <= pc:
|
||
color = (color + a) & 0xff
|
||
elif pb <= pc:
|
||
color = (color + b) & 0xff
|
||
else:
|
||
color = (color + c) & 0xff
|
||
|
||
current_row.append(color)
|
||
|
||
return width, height, pixels
|
||
|
||
|
||
def write_xattr(path, key, value):
|
||
# Windows: Write xattrs to NTFS Alternate Data Streams:
|
||
# http://en.wikipedia.org/wiki/NTFS#Alternate_data_streams_.28ADS.29
|
||
if compat_os_name == 'nt':
|
||
assert ':' not in key
|
||
assert os.path.exists(path)
|
||
|
||
try:
|
||
with open(f'{path}:{key}', 'wb') as f:
|
||
f.write(value)
|
||
except OSError as e:
|
||
raise XAttrMetadataError(e.errno, e.strerror)
|
||
return
|
||
|
||
# UNIX Method 1. Use xattrs/pyxattrs modules
|
||
|
||
setxattr = None
|
||
if getattr(xattr, '_yt_dlp__identifier', None) == 'pyxattr':
|
||
# Unicode arguments are not supported in pyxattr until version 0.5.0
|
||
# See https://github.com/ytdl-org/youtube-dl/issues/5498
|
||
if version_tuple(xattr.__version__) >= (0, 5, 0):
|
||
setxattr = xattr.set
|
||
elif xattr:
|
||
setxattr = xattr.setxattr
|
||
|
||
if setxattr:
|
||
try:
|
||
setxattr(path, key, value)
|
||
except OSError as e:
|
||
raise XAttrMetadataError(e.errno, e.strerror)
|
||
return
|
||
|
||
# UNIX Method 2. Use setfattr/xattr executables
|
||
exe = ('setfattr' if check_executable('setfattr', ['--version'])
|
||
else 'xattr' if check_executable('xattr', ['-h']) else None)
|
||
if not exe:
|
||
raise XAttrUnavailableError(
|
||
'Couldn\'t find a tool to set the xattrs. Install either the python "xattr" or "pyxattr" modules or the '
|
||
+ ('"xattr" binary' if sys.platform != 'linux' else 'GNU "attr" package (which contains the "setfattr" tool)'))
|
||
|
||
value = value.decode()
|
||
try:
|
||
_, stderr, returncode = Popen.run(
|
||
[exe, '-w', key, value, path] if exe == 'xattr' else [exe, '-n', key, '-v', value, path],
|
||
text=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
|
||
except OSError as e:
|
||
raise XAttrMetadataError(e.errno, e.strerror)
|
||
if returncode:
|
||
raise XAttrMetadataError(returncode, stderr)
|
||
|
||
|
||
def random_birthday(year_field, month_field, day_field):
|
||
start_date = datetime.date(1950, 1, 1)
|
||
end_date = datetime.date(1995, 12, 31)
|
||
offset = random.randint(0, (end_date - start_date).days)
|
||
random_date = start_date + datetime.timedelta(offset)
|
||
return {
|
||
year_field: str(random_date.year),
|
||
month_field: str(random_date.month),
|
||
day_field: str(random_date.day),
|
||
}
|
||
|
||
|
||
# Templates for internet shortcut files, which are plain text files.
|
||
DOT_URL_LINK_TEMPLATE = '''\
|
||
[InternetShortcut]
|
||
URL=%(url)s
|
||
'''
|
||
|
||
DOT_WEBLOC_LINK_TEMPLATE = '''\
|
||
<?xml version="1.0" encoding="UTF-8"?>
|
||
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
|
||
<plist version="1.0">
|
||
<dict>
|
||
\t<key>URL</key>
|
||
\t<string>%(url)s</string>
|
||
</dict>
|
||
</plist>
|
||
'''
|
||
|
||
DOT_DESKTOP_LINK_TEMPLATE = '''\
|
||
[Desktop Entry]
|
||
Encoding=UTF-8
|
||
Name=%(filename)s
|
||
Type=Link
|
||
URL=%(url)s
|
||
Icon=text-html
|
||
'''
|
||
|
||
LINK_TEMPLATES = {
|
||
'url': DOT_URL_LINK_TEMPLATE,
|
||
'desktop': DOT_DESKTOP_LINK_TEMPLATE,
|
||
'webloc': DOT_WEBLOC_LINK_TEMPLATE,
|
||
}
|
||
|
||
|
||
def iri_to_uri(iri):
|
||
"""
|
||
Converts an IRI (Internationalized Resource Identifier, allowing Unicode characters) to a URI (Uniform Resource Identifier, ASCII-only).
|
||
|
||
The function doesn't add an additional layer of escaping; e.g., it doesn't escape `%3C` as `%253C`. Instead, it percent-escapes characters with an underlying UTF-8 encoding *besides* those already escaped, leaving the URI intact.
|
||
"""
|
||
|
||
iri_parts = urllib.parse.urlparse(iri)
|
||
|
||
if '[' in iri_parts.netloc:
|
||
raise ValueError('IPv6 URIs are not, yet, supported.')
|
||
# Querying `.netloc`, when there's only one bracket, also raises a ValueError.
|
||
|
||
# The `safe` argument values, that the following code uses, contain the characters that should not be percent-encoded. Everything else but letters, digits and '_.-' will be percent-encoded with an underlying UTF-8 encoding. Everything already percent-encoded will be left as is.
|
||
|
||
net_location = ''
|
||
if iri_parts.username:
|
||
net_location += urllib.parse.quote(iri_parts.username, safe=r"!$%&'()*+,~")
|
||
if iri_parts.password is not None:
|
||
net_location += ':' + urllib.parse.quote(iri_parts.password, safe=r"!$%&'()*+,~")
|
||
net_location += '@'
|
||
|
||
net_location += iri_parts.hostname.encode('idna').decode() # Punycode for Unicode hostnames.
|
||
# The 'idna' encoding produces ASCII text.
|
||
if iri_parts.port is not None and iri_parts.port != 80:
|
||
net_location += ':' + str(iri_parts.port)
|
||
|
||
return urllib.parse.urlunparse(
|
||
(iri_parts.scheme,
|
||
net_location,
|
||
|
||
urllib.parse.quote_plus(iri_parts.path, safe=r"!$%&'()*+,/:;=@|~"),
|
||
|
||
# Unsure about the `safe` argument, since this is a legacy way of handling parameters.
|
||
urllib.parse.quote_plus(iri_parts.params, safe=r"!$%&'()*+,/:;=@|~"),
|
||
|
||
# Not totally sure about the `safe` argument, since the source does not explicitly mention the query URI component.
|
||
urllib.parse.quote_plus(iri_parts.query, safe=r"!$%&'()*+,/:;=?@{|}~"),
|
||
|
||
urllib.parse.quote_plus(iri_parts.fragment, safe=r"!#$%&'()*+,/:;=?@{|}~")))
|
||
|
||
# Source for `safe` arguments: https://url.spec.whatwg.org/#percent-encoded-bytes.
|
||
|
||
|
||
def to_high_limit_path(path):
|
||
if sys.platform in ['win32', 'cygwin']:
|
||
# Work around MAX_PATH limitation on Windows. The maximum allowed length for the individual path segments may still be quite limited.
|
||
return '\\\\?\\' + os.path.abspath(path)
|
||
|
||
return path
|
||
|
||
|
||
def format_field(obj, field=None, template='%s', ignore=NO_DEFAULT, default='', func=IDENTITY):
|
||
val = traverse_obj(obj, *variadic(field))
|
||
if (not val and val != 0) if ignore is NO_DEFAULT else val in variadic(ignore):
|
||
return default
|
||
return template % func(val)
|
||
|
||
|
||
def clean_podcast_url(url):
|
||
return re.sub(r'''(?x)
|
||
(?:
|
||
(?:
|
||
chtbl\.com/track|
|
||
media\.blubrry\.com| # https://create.blubrry.com/resources/podcast-media-download-statistics/getting-started/
|
||
play\.podtrac\.com
|
||
)/[^/]+|
|
||
(?:dts|www)\.podtrac\.com/(?:pts/)?redirect\.[0-9a-z]{3,4}| # http://analytics.podtrac.com/how-to-measure
|
||
flex\.acast\.com|
|
||
pd(?:
|
||
cn\.co| # https://podcorn.com/analytics-prefix/
|
||
st\.fm # https://podsights.com/docs/
|
||
)/e
|
||
)/''', '', url)
|
||
|
||
|
||
_HEX_TABLE = '0123456789abcdef'
|
||
|
||
|
||
def random_uuidv4():
|
||
return re.sub(r'[xy]', lambda x: _HEX_TABLE[random.randint(0, 15)], 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx')
|
||
|
||
|
||
def make_dir(path, to_screen=None):
|
||
try:
|
||
dn = os.path.dirname(path)
|
||
if dn and not os.path.exists(dn):
|
||
os.makedirs(dn)
|
||
return True
|
||
except OSError as err:
|
||
if callable(to_screen) is not None:
|
||
to_screen('unable to create directory ' + error_to_compat_str(err))
|
||
return False
|
||
|
||
|
||
def get_executable_path():
|
||
from .update import _get_variant_and_executable_path
|
||
|
||
return os.path.dirname(os.path.abspath(_get_variant_and_executable_path()[1]))
|
||
|
||
|
||
def load_plugins(name, suffix, namespace):
|
||
classes = {}
|
||
with contextlib.suppress(FileNotFoundError):
|
||
plugins_spec = importlib.util.spec_from_file_location(
|
||
name, os.path.join(get_executable_path(), 'ytdlp_plugins', name, '__init__.py'))
|
||
plugins = importlib.util.module_from_spec(plugins_spec)
|
||
sys.modules[plugins_spec.name] = plugins
|
||
plugins_spec.loader.exec_module(plugins)
|
||
for name in dir(plugins):
|
||
if name in namespace:
|
||
continue
|
||
if not name.endswith(suffix):
|
||
continue
|
||
klass = getattr(plugins, name)
|
||
classes[name] = namespace[name] = klass
|
||
return classes
|
||
|
||
|
||
def traverse_obj(
|
||
obj, *path_list, default=None, expected_type=None, get_all=True,
|
||
casesense=True, is_user_input=False, traverse_string=False):
|
||
''' Traverse nested list/dict/tuple
|
||
@param path_list A list of paths which are checked one by one.
|
||
Each path is a list of keys where each key is a:
|
||
- None: Do nothing
|
||
- string: A dictionary key
|
||
- int: An index into a list
|
||
- tuple: A list of keys all of which will be traversed
|
||
- Ellipsis: Fetch all values in the object
|
||
- Function: Takes the key and value as arguments
|
||
and returns whether the key matches or not
|
||
@param default Default value to return
|
||
@param expected_type Only accept final value of this type (Can also be any callable)
|
||
@param get_all Return all the values obtained from a path or only the first one
|
||
@param casesense Whether to consider dictionary keys as case sensitive
|
||
@param is_user_input Whether the keys are generated from user input. If True,
|
||
strings are converted to int/slice if necessary
|
||
@param traverse_string Whether to traverse inside strings. If True, any
|
||
non-compatible object will also be converted into a string
|
||
# TODO: Write tests
|
||
'''
|
||
if not casesense:
|
||
_lower = lambda k: (k.lower() if isinstance(k, str) else k)
|
||
path_list = (map(_lower, variadic(path)) for path in path_list)
|
||
|
||
def _traverse_obj(obj, path, _current_depth=0):
|
||
nonlocal depth
|
||
path = tuple(variadic(path))
|
||
for i, key in enumerate(path):
|
||
if None in (key, obj):
|
||
return obj
|
||
if isinstance(key, (list, tuple)):
|
||
obj = [_traverse_obj(obj, sub_key, _current_depth) for sub_key in key]
|
||
key = ...
|
||
if key is ...:
|
||
obj = (obj.values() if isinstance(obj, dict)
|
||
else obj if isinstance(obj, (list, tuple, LazyList))
|
||
else str(obj) if traverse_string else [])
|
||
_current_depth += 1
|
||
depth = max(depth, _current_depth)
|
||
return [_traverse_obj(inner_obj, path[i + 1:], _current_depth) for inner_obj in obj]
|
||
elif callable(key):
|
||
if isinstance(obj, (list, tuple, LazyList)):
|
||
obj = enumerate(obj)
|
||
elif isinstance(obj, dict):
|
||
obj = obj.items()
|
||
else:
|
||
if not traverse_string:
|
||
return None
|
||
obj = str(obj)
|
||
_current_depth += 1
|
||
depth = max(depth, _current_depth)
|
||
return [_traverse_obj(v, path[i + 1:], _current_depth) for k, v in obj if try_call(key, args=(k, v))]
|
||
elif isinstance(obj, dict) and not (is_user_input and key == ':'):
|
||
obj = (obj.get(key) if casesense or (key in obj)
|
||
else next((v for k, v in obj.items() if _lower(k) == key), None))
|
||
else:
|
||
if is_user_input:
|
||
key = (int_or_none(key) if ':' not in key
|
||
else slice(*map(int_or_none, key.split(':'))))
|
||
if key == slice(None):
|
||
return _traverse_obj(obj, (..., *path[i + 1:]), _current_depth)
|
||
if not isinstance(key, (int, slice)):
|
||
return None
|
||
if not isinstance(obj, (list, tuple, LazyList)):
|
||
if not traverse_string:
|
||
return None
|
||
obj = str(obj)
|
||
try:
|
||
obj = obj[key]
|
||
except IndexError:
|
||
return None
|
||
return obj
|
||
|
||
if isinstance(expected_type, type):
|
||
type_test = lambda val: val if isinstance(val, expected_type) else None
|
||
else:
|
||
type_test = expected_type or IDENTITY
|
||
|
||
for path in path_list:
|
||
depth = 0
|
||
val = _traverse_obj(obj, path)
|
||
if val is not None:
|
||
if depth:
|
||
for _ in range(depth - 1):
|
||
val = itertools.chain.from_iterable(v for v in val if v is not None)
|
||
val = [v for v in map(type_test, val) if v is not None]
|
||
if val:
|
||
return val if get_all else val[0]
|
||
else:
|
||
val = type_test(val)
|
||
if val is not None:
|
||
return val
|
||
return default
|
||
|
||
|
||
def traverse_dict(dictn, keys, casesense=True):
|
||
write_string('DeprecationWarning: yt_dlp.utils.traverse_dict is deprecated '
|
||
'and may be removed in a future version. Use yt_dlp.utils.traverse_obj instead')
|
||
return traverse_obj(dictn, keys, casesense=casesense, is_user_input=True, traverse_string=True)
|
||
|
||
|
||
def get_first(obj, keys, **kwargs):
|
||
return traverse_obj(obj, (..., *variadic(keys)), **kwargs, get_all=False)
|
||
|
||
|
||
def variadic(x, allowed_types=(str, bytes, dict)):
|
||
return x if isinstance(x, collections.abc.Iterable) and not isinstance(x, allowed_types) else (x,)
|
||
|
||
|
||
def time_seconds(**kwargs):
|
||
t = datetime.datetime.now(datetime.timezone(datetime.timedelta(**kwargs)))
|
||
return t.timestamp()
|
||
|
||
|
||
# create a JSON Web Signature (jws) with HS256 algorithm
|
||
# the resulting format is in JWS Compact Serialization
|
||
# implemented following JWT https://www.rfc-editor.org/rfc/rfc7519.html
|
||
# implemented following JWS https://www.rfc-editor.org/rfc/rfc7515.html
|
||
def jwt_encode_hs256(payload_data, key, headers={}):
|
||
header_data = {
|
||
'alg': 'HS256',
|
||
'typ': 'JWT',
|
||
}
|
||
if headers:
|
||
header_data.update(headers)
|
||
header_b64 = base64.b64encode(json.dumps(header_data).encode())
|
||
payload_b64 = base64.b64encode(json.dumps(payload_data).encode())
|
||
h = hmac.new(key.encode(), header_b64 + b'.' + payload_b64, hashlib.sha256)
|
||
signature_b64 = base64.b64encode(h.digest())
|
||
token = header_b64 + b'.' + payload_b64 + b'.' + signature_b64
|
||
return token
|
||
|
||
|
||
# can be extended in future to verify the signature and parse header and return the algorithm used if it's not HS256
|
||
def jwt_decode_hs256(jwt):
|
||
header_b64, payload_b64, signature_b64 = jwt.split('.')
|
||
payload_data = json.loads(base64.urlsafe_b64decode(payload_b64))
|
||
return payload_data
|
||
|
||
|
||
WINDOWS_VT_MODE = False if compat_os_name == 'nt' else None
|
||
|
||
|
||
@functools.cache
|
||
def supports_terminal_sequences(stream):
|
||
if compat_os_name == 'nt':
|
||
if not WINDOWS_VT_MODE:
|
||
return False
|
||
elif not os.getenv('TERM'):
|
||
return False
|
||
try:
|
||
return stream.isatty()
|
||
except BaseException:
|
||
return False
|
||
|
||
|
||
def windows_enable_vt_mode(): # TODO: Do this the proper way https://bugs.python.org/issue30075
|
||
if get_windows_version() < (10, 0, 10586):
|
||
return
|
||
global WINDOWS_VT_MODE
|
||
try:
|
||
Popen.run('', shell=True)
|
||
except Exception:
|
||
return
|
||
|
||
WINDOWS_VT_MODE = True
|
||
supports_terminal_sequences.cache_clear()
|
||
|
||
|
||
_terminal_sequences_re = re.compile('\033\\[[^m]+m')
|
||
|
||
|
||
def remove_terminal_sequences(string):
|
||
return _terminal_sequences_re.sub('', string)
|
||
|
||
|
||
def number_of_digits(number):
|
||
return len('%d' % number)
|
||
|
||
|
||
def join_nonempty(*values, delim='-', from_dict=None):
|
||
if from_dict is not None:
|
||
values = (traverse_obj(from_dict, variadic(v)) for v in values)
|
||
return delim.join(map(str, filter(None, values)))
|
||
|
||
|
||
def scale_thumbnails_to_max_format_width(formats, thumbnails, url_width_re):
|
||
"""
|
||
Find the largest format dimensions in terms of video width and, for each thumbnail:
|
||
* Modify the URL: Match the width with the provided regex and replace with the former width
|
||
* Update dimensions
|
||
|
||
This function is useful with video services that scale the provided thumbnails on demand
|
||
"""
|
||
_keys = ('width', 'height')
|
||
max_dimensions = max(
|
||
(tuple(format.get(k) or 0 for k in _keys) for format in formats),
|
||
default=(0, 0))
|
||
if not max_dimensions[0]:
|
||
return thumbnails
|
||
return [
|
||
merge_dicts(
|
||
{'url': re.sub(url_width_re, str(max_dimensions[0]), thumbnail['url'])},
|
||
dict(zip(_keys, max_dimensions)), thumbnail)
|
||
for thumbnail in thumbnails
|
||
]
|
||
|
||
|
||
def parse_http_range(range):
|
||
""" Parse value of "Range" or "Content-Range" HTTP header into tuple. """
|
||
if not range:
|
||
return None, None, None
|
||
crg = re.search(r'bytes[ =](\d+)-(\d+)?(?:/(\d+))?', range)
|
||
if not crg:
|
||
return None, None, None
|
||
return int(crg.group(1)), int_or_none(crg.group(2)), int_or_none(crg.group(3))
|
||
|
||
|
||
def read_stdin(what):
|
||
eof = 'Ctrl+Z' if compat_os_name == 'nt' else 'Ctrl+D'
|
||
write_string(f'Reading {what} from STDIN - EOF ({eof}) to end:\n')
|
||
return sys.stdin
|
||
|
||
|
||
class Config:
|
||
own_args = None
|
||
parsed_args = None
|
||
filename = None
|
||
__initialized = False
|
||
|
||
def __init__(self, parser, label=None):
|
||
self.parser, self.label = parser, label
|
||
self._loaded_paths, self.configs = set(), []
|
||
|
||
def init(self, args=None, filename=None):
|
||
assert not self.__initialized
|
||
self.own_args, self.filename = args, filename
|
||
return self.load_configs()
|
||
|
||
def load_configs(self):
|
||
directory = ''
|
||
if self.filename:
|
||
location = os.path.realpath(self.filename)
|
||
directory = os.path.dirname(location)
|
||
if location in self._loaded_paths:
|
||
return False
|
||
self._loaded_paths.add(location)
|
||
|
||
self.__initialized = True
|
||
opts, _ = self.parser.parse_known_args(self.own_args)
|
||
self.parsed_args = self.own_args
|
||
for location in opts.config_locations or []:
|
||
if location == '-':
|
||
self.append_config(shlex.split(read_stdin('options'), comments=True), label='stdin')
|
||
continue
|
||
location = os.path.join(directory, expand_path(location))
|
||
if os.path.isdir(location):
|
||
location = os.path.join(location, 'yt-dlp.conf')
|
||
if not os.path.exists(location):
|
||
self.parser.error(f'config location {location} does not exist')
|
||
self.append_config(self.read_file(location), location)
|
||
return True
|
||
|
||
def __str__(self):
|
||
label = join_nonempty(
|
||
self.label, 'config', f'"{self.filename}"' if self.filename else '',
|
||
delim=' ')
|
||
return join_nonempty(
|
||
self.own_args is not None and f'{label[0].upper()}{label[1:]}: {self.hide_login_info(self.own_args)}',
|
||
*(f'\n{c}'.replace('\n', '\n| ')[1:] for c in self.configs),
|
||
delim='\n')
|
||
|
||
@staticmethod
|
||
def read_file(filename, default=[]):
|
||
try:
|
||
optionf = open(filename)
|
||
except OSError:
|
||
return default # silently skip if file is not present
|
||
try:
|
||
# FIXME: https://github.com/ytdl-org/youtube-dl/commit/dfe5fa49aed02cf36ba9f743b11b0903554b5e56
|
||
contents = optionf.read()
|
||
res = shlex.split(contents, comments=True)
|
||
except Exception as err:
|
||
raise ValueError(f'Unable to parse "{filename}": {err}')
|
||
finally:
|
||
optionf.close()
|
||
return res
|
||
|
||
@staticmethod
|
||
def hide_login_info(opts):
|
||
PRIVATE_OPTS = {'-p', '--password', '-u', '--username', '--video-password', '--ap-password', '--ap-username'}
|
||
eqre = re.compile('^(?P<key>' + ('|'.join(re.escape(po) for po in PRIVATE_OPTS)) + ')=.+$')
|
||
|
||
def _scrub_eq(o):
|
||
m = eqre.match(o)
|
||
if m:
|
||
return m.group('key') + '=PRIVATE'
|
||
else:
|
||
return o
|
||
|
||
opts = list(map(_scrub_eq, opts))
|
||
for idx, opt in enumerate(opts):
|
||
if opt in PRIVATE_OPTS and idx + 1 < len(opts):
|
||
opts[idx + 1] = 'PRIVATE'
|
||
return opts
|
||
|
||
def append_config(self, *args, label=None):
|
||
config = type(self)(self.parser, label)
|
||
config._loaded_paths = self._loaded_paths
|
||
if config.init(*args):
|
||
self.configs.append(config)
|
||
|
||
@property
|
||
def all_args(self):
|
||
for config in reversed(self.configs):
|
||
yield from config.all_args
|
||
yield from self.parsed_args or []
|
||
|
||
def parse_known_args(self, **kwargs):
|
||
return self.parser.parse_known_args(self.all_args, **kwargs)
|
||
|
||
def parse_args(self):
|
||
return self.parser.parse_args(self.all_args)
|
||
|
||
|
||
class WebSocketsWrapper():
|
||
"""Wraps websockets module to use in non-async scopes"""
|
||
pool = None
|
||
|
||
def __init__(self, url, headers=None, connect=True):
|
||
self.loop = asyncio.new_event_loop()
|
||
# XXX: "loop" is deprecated
|
||
self.conn = websockets.connect(
|
||
url, extra_headers=headers, ping_interval=None,
|
||
close_timeout=float('inf'), loop=self.loop, ping_timeout=float('inf'))
|
||
if connect:
|
||
self.__enter__()
|
||
atexit.register(self.__exit__, None, None, None)
|
||
|
||
def __enter__(self):
|
||
if not self.pool:
|
||
self.pool = self.run_with_loop(self.conn.__aenter__(), self.loop)
|
||
return self
|
||
|
||
def send(self, *args):
|
||
self.run_with_loop(self.pool.send(*args), self.loop)
|
||
|
||
def recv(self, *args):
|
||
return self.run_with_loop(self.pool.recv(*args), self.loop)
|
||
|
||
def __exit__(self, type, value, traceback):
|
||
try:
|
||
return self.run_with_loop(self.conn.__aexit__(type, value, traceback), self.loop)
|
||
finally:
|
||
self.loop.close()
|
||
self._cancel_all_tasks(self.loop)
|
||
|
||
# taken from https://github.com/python/cpython/blob/3.9/Lib/asyncio/runners.py with modifications
|
||
# for contributors: If there's any new library using asyncio needs to be run in non-async, move these function out of this class
|
||
@staticmethod
|
||
def run_with_loop(main, loop):
|
||
if not asyncio.iscoroutine(main):
|
||
raise ValueError(f'a coroutine was expected, got {main!r}')
|
||
|
||
try:
|
||
return loop.run_until_complete(main)
|
||
finally:
|
||
loop.run_until_complete(loop.shutdown_asyncgens())
|
||
if hasattr(loop, 'shutdown_default_executor'):
|
||
loop.run_until_complete(loop.shutdown_default_executor())
|
||
|
||
@staticmethod
|
||
def _cancel_all_tasks(loop):
|
||
to_cancel = asyncio.all_tasks(loop)
|
||
|
||
if not to_cancel:
|
||
return
|
||
|
||
for task in to_cancel:
|
||
task.cancel()
|
||
|
||
# XXX: "loop" is removed in python 3.10+
|
||
loop.run_until_complete(
|
||
asyncio.gather(*to_cancel, loop=loop, return_exceptions=True))
|
||
|
||
for task in to_cancel:
|
||
if task.cancelled():
|
||
continue
|
||
if task.exception() is not None:
|
||
loop.call_exception_handler({
|
||
'message': 'unhandled exception during asyncio.run() shutdown',
|
||
'exception': task.exception(),
|
||
'task': task,
|
||
})
|
||
|
||
|
||
def merge_headers(*dicts):
|
||
"""Merge dicts of http headers case insensitively, prioritizing the latter ones"""
|
||
return {k.title(): v for k, v in itertools.chain.from_iterable(map(dict.items, dicts))}
|
||
|
||
|
||
def cached_method(f):
|
||
"""Cache a method"""
|
||
signature = inspect.signature(f)
|
||
|
||
@functools.wraps(f)
|
||
def wrapper(self, *args, **kwargs):
|
||
bound_args = signature.bind(self, *args, **kwargs)
|
||
bound_args.apply_defaults()
|
||
key = tuple(bound_args.arguments.values())
|
||
|
||
if not hasattr(self, '__cached_method__cache'):
|
||
self.__cached_method__cache = {}
|
||
cache = self.__cached_method__cache.setdefault(f.__name__, {})
|
||
if key not in cache:
|
||
cache[key] = f(self, *args, **kwargs)
|
||
return cache[key]
|
||
return wrapper
|
||
|
||
|
||
class classproperty:
|
||
"""property access for class methods"""
|
||
|
||
def __init__(self, func):
|
||
functools.update_wrapper(self, func)
|
||
self.func = func
|
||
|
||
def __get__(self, _, cls):
|
||
return self.func(cls)
|
||
|
||
|
||
class Namespace(types.SimpleNamespace):
|
||
"""Immutable namespace"""
|
||
|
||
def __iter__(self):
|
||
return iter(self.__dict__.values())
|
||
|
||
@property
|
||
def items_(self):
|
||
return self.__dict__.items()
|
||
|
||
|
||
# Deprecated
|
||
has_certifi = bool(certifi)
|
||
has_websockets = bool(websockets)
|