[RTP] Fix extraction and add subtitles (#497)

Authored by: fstirlitz
This commit is contained in:
Felix S 2021-07-14 01:36:18 +02:00 committed by GitHub
parent c843e68588
commit 182b6ae8a6
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1 changed files with 61 additions and 27 deletions

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@ -2,10 +2,11 @@
from __future__ import unicode_literals
from .common import InfoExtractor
from ..utils import (
determine_ext,
js_to_json,
)
from ..utils import js_to_json
import re
import json
import urllib.parse
import base64
class RTPIE(InfoExtractor):
@ -25,6 +26,22 @@ class RTPIE(InfoExtractor):
'only_matching': True,
}]
_RX_OBFUSCATION = re.compile(r'''(?xs)
atob\s*\(\s*decodeURIComponent\s*\(\s*
(\[[0-9A-Za-z%,'"]*\])
\s*\.\s*join\(\s*(?:""|'')\s*\)\s*\)\s*\)
''')
def __unobfuscate(self, data, *, video_id):
if data.startswith('{'):
data = self._RX_OBFUSCATION.sub(
lambda m: json.dumps(
base64.b64decode(urllib.parse.unquote(
''.join(self._parse_json(m.group(1), video_id))
)).decode('iso-8859-1')),
data)
return js_to_json(data)
def _real_extract(self, url):
video_id = self._match_id(url)
@ -32,30 +49,46 @@ class RTPIE(InfoExtractor):
title = self._html_search_meta(
'twitter:title', webpage, display_name='title', fatal=True)
config = self._parse_json(self._search_regex(
r'(?s)RTPPlayer\(({.+?})\);', webpage,
'player config'), video_id, js_to_json)
file_url = config['file']
ext = determine_ext(file_url)
if ext == 'm3u8':
file_key = config.get('fileKey')
formats = self._extract_m3u8_formats(
file_url, video_id, 'mp4', 'm3u8_native',
m3u8_id='hls', fatal=file_key)
if file_key:
formats.append({
'url': 'https://cdn-ondemand.rtp.pt' + file_key,
'quality': 1,
})
self._sort_formats(formats)
f, config = self._search_regex(
r'''(?sx)
var\s+f\s*=\s*(?P<f>".*?"|{[^;]+?});\s*
var\s+player1\s+=\s+new\s+RTPPlayer\s*\((?P<config>{(?:(?!\*/).)+?})\);(?!\s*\*/)
''', webpage,
'player config', group=('f', 'config'))
f = self._parse_json(
f, video_id,
lambda data: self.__unobfuscate(data, video_id=video_id))
config = self._parse_json(
config, video_id,
lambda data: self.__unobfuscate(data, video_id=video_id))
formats = []
if isinstance(f, dict):
f_hls = f.get('hls')
if f_hls is not None:
formats.extend(self._extract_m3u8_formats(
f_hls, video_id, 'mp4', 'm3u8_native', m3u8_id='hls'))
f_dash = f.get('dash')
if f_dash is not None:
formats.extend(self._extract_mpd_formats(f_dash, video_id, mpd_id='dash'))
else:
formats = [{
'url': file_url,
'ext': ext,
}]
if config.get('mediaType') == 'audio':
for f in formats:
f['vcodec'] = 'none'
formats.append({
'format_id': 'f',
'url': f,
'vcodec': 'none' if config.get('mediaType') == 'audio' else None,
})
subtitles = {}
vtt = config.get('vtt')
if vtt is not None:
for lcode, lname, url in vtt:
subtitles.setdefault(lcode, []).append({
'name': lname,
'url': url,
})
return {
'id': video_id,
@ -63,4 +96,5 @@ class RTPIE(InfoExtractor):
'formats': formats,
'description': self._html_search_meta(['description', 'twitter:description'], webpage),
'thumbnail': config.get('poster') or self._og_search_thumbnail(webpage),
'subtitles': subtitles,
}