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[archiveorg] Add YoutubeWebArchiveIE (#356)

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Co-authored by: colethedj, pukkandan, alex-gedeon
pull/366/head
coletdjnz 4 years ago committed by GitHub
parent d89da64b1d
commit 879e7199bb
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2 changed files with 188 additions and 9 deletions
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192
yt_dlp/extractor/archiveorg.py
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@ -1,22 +1,36 @@
# coding: utf-8
from __future__ import unicode_literals
import re
import json
from .common import InfoExtractor
from ..compat import compat_urllib_parse_unquote_plus
from .youtube import YoutubeIE
from ..compat import (
compat_urllib_parse_unquote,
compat_urllib_parse_unquote_plus,
compat_urlparse,
compat_parse_qs,
compat_HTTPError
)
from ..utils import (
KNOWN_EXTENSIONS,
extract_attributes,
unified_strdate,
unified_timestamp,
clean_html,
determine_ext,
dict_get,
parse_duration,
extract_attributes,
ExtractorError,
HEADRequest,
int_or_none,
str_or_none,
KNOWN_EXTENSIONS,
merge_dicts,
mimetype2ext,
parse_duration,
RegexNotFoundError,
str_to_int,
str_or_none,
try_get,
unified_strdate,
unified_timestamp,
)
@ -241,3 +255,165 @@ class ArchiveOrgIE(InfoExtractor):
'parent': 'root'})
return info
class YoutubeWebArchiveIE(InfoExtractor):
IE_NAME = 'web.archive:youtube'
IE_DESC = 'web.archive.org saved youtube videos'
_VALID_URL = r"""(?x)^
(?:https?://)?web\.archive\.org/
(?:web/)?
(?:[0-9A-Za-z_*]+/)? # /web and the version index is optional
(?:https?(?::|%3[Aa])//)?
(?:
(?:\w+\.)?youtube\.com/watch(?:\?|%3[fF])(?:[^\#]+(?:&|%26))?v(?:=|%3[dD]) # Youtube URL
|(wayback-fakeurl\.archive\.org/yt/) # Or the internal fake url
)
(?P<id>[0-9A-Za-z_-]{11})(?:%26|\#|&|$)
"""
_TESTS = [
{
'url': 'https://web.archive.org/web/20150415002341/https://www.youtube.com/watch?v=aYAGB11YrSs',
'info_dict': {
'id': 'aYAGB11YrSs',
'ext': 'webm',
'title': 'Team Fortress 2 - Sandviches!'
}
},
{
# Internal link
'url': 'https://web.archive.org/web/2oe/http://wayback-fakeurl.archive.org/yt/97t7Xj_iBv0',
'info_dict': {
'id': '97t7Xj_iBv0',
'ext': 'mp4',
'title': 'How Flexible Machines Could Save The World'
}
},
{
# Video from 2012, webm format itag 45.
'url': 'https://web.archive.org/web/20120712231619/http://www.youtube.com/watch?v=AkhihxRKcrs&gl=US&hl=en',
'info_dict': {
'id': 'AkhihxRKcrs',
'ext': 'webm',
'title': 'Limited Run: Mondo\'s Modern Classic 1 of 3 (SDCC 2012)'
}
},
{
# Old flash-only video. Webpage title starts with "YouTube - ".
'url': 'https://web.archive.org/web/20081211103536/http://www.youtube.com/watch?v=jNQXAC9IVRw',
'info_dict': {
'id': 'jNQXAC9IVRw',
'ext': 'unknown_video',
'title': 'Me at the zoo'
}
},
{
# Flash video with .flv extension (itag 34). Title has prefix "YouTube -"
# Title has some weird unicode characters too.
'url': 'https://web.archive.org/web/20110712231407/http://www.youtube.com/watch?v=lTx3G6h2xyA',
'info_dict': {
'id': 'lTx3G6h2xyA',
'ext': 'flv',
'title': '‪Madeon - Pop Culture (live mashup)‬‏'
}
},
{ # Some versions of Youtube have have "YouTube" as page title in html (and later rewritten by js).
'url': 'https://web.archive.org/web/http://www.youtube.com/watch?v=kH-G_aIBlFw',
'info_dict': {
'id': 'kH-G_aIBlFw',
'ext': 'mp4',
'title': 'kH-G_aIBlFw'
},
'expected_warnings': [
'unable to extract title',
]
},
{
# First capture is a 302 redirect intermediary page.
'url': 'https://web.archive.org/web/20050214000000/http://www.youtube.com/watch?v=0altSZ96U4M',
'info_dict': {
'id': '0altSZ96U4M',
'ext': 'mp4',
'title': '0altSZ96U4M'
},
'expected_warnings': [
'unable to extract title',
]
},
{
# Video not archived, only capture is unavailable video page
'url': 'https://web.archive.org/web/20210530071008/https://www.youtube.com/watch?v=lHJTf93HL1s&spfreload=10',
'only_matching': True,
},
{ # Encoded url
'url': 'https://web.archive.org/web/20120712231619/http%3A//www.youtube.com/watch%3Fgl%3DUS%26v%3DAkhihxRKcrs%26hl%3Den',
'only_matching': True,
},
{
'url': 'https://web.archive.org/web/20120712231619/http%3A//www.youtube.com/watch%3Fv%3DAkhihxRKcrs%26gl%3DUS%26hl%3Den',
'only_matching': True,
}
]
def _real_extract(self, url):
video_id = self._match_id(url)
title = video_id # if we are not able get a title
def _extract_title(webpage):
page_title = self._html_search_regex(
r'<title>([^<]*)</title>', webpage, 'title', fatal=False) or ''
# YouTube video pages appear to always have either 'YouTube -' as suffix or '- YouTube' as prefix.
try:
page_title = self._html_search_regex(
r'(?:YouTube\s*-\s*(.*)$)|(?:(.*)\s*-\s*YouTube$)',
page_title, 'title', default='')
except RegexNotFoundError:
page_title = None
if not page_title:
self.report_warning('unable to extract title', video_id=video_id)
return
return page_title
# If the video is no longer available, the oldest capture may be one before it was removed.
# Setting the capture date in url to early date seems to redirect to earliest capture.
webpage = self._download_webpage(
'https://web.archive.org/web/20050214000000/http://www.youtube.com/watch?v=%s' % video_id,
video_id=video_id, fatal=False, errnote='unable to download video webpage (probably not archived).')
if webpage:
title = _extract_title(webpage) or title
# Use link translator mentioned in https://github.com/ytdl-org/youtube-dl/issues/13655
internal_fake_url = 'https://web.archive.org/web/2oe_/http://wayback-fakeurl.archive.org/yt/%s' % video_id
try:
video_file_webpage = self._request_webpage(
HEADRequest(internal_fake_url), video_id,
note='Fetching video file url', expected_status=True)
except ExtractorError as e:
# HTTP Error 404 is expected if the video is not saved.
if isinstance(e.cause, compat_HTTPError) and e.cause.code == 404:
raise ExtractorError(
'HTTP Error %s. Most likely the video is not archived or issue with web.archive.org.' % e.cause.code,
expected=True)
raise
video_file_url = compat_urllib_parse_unquote(video_file_webpage.url)
video_file_url_qs = compat_parse_qs(compat_urlparse.urlparse(video_file_url).query)
# Attempt to recover any ext & format info from playback url
format = {'url': video_file_url}
itag = try_get(video_file_url_qs, lambda x: x['itag'][0])
if itag and itag in YoutubeIE._formats: # Naughty access but it works
format.update(YoutubeIE._formats[itag])
format.update({'format_id': itag})
else:
mime = try_get(video_file_url_qs, lambda x: x['mime'][0])
ext = mimetype2ext(mime) or determine_ext(video_file_url)
format.update({'ext': ext})
return {
'id': video_id,
'title': title,
'formats': [format],
'duration': str_to_int(try_get(video_file_url_qs, lambda x: x['dur'][0]))
}

5
yt_dlp/extractor/extractors.py
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@ -67,7 +67,10 @@ from .appletrailers import (
AppleTrailersSectionIE,
)
from .applepodcasts import ApplePodcastsIE
from .archiveorg import ArchiveOrgIE
from .archiveorg import (
ArchiveOrgIE,
YoutubeWebArchiveIE,
)
from .arcpublishing import ArcPublishingIE
from .arkena import ArkenaIE
from .ard import (

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