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yt-dlp/youtube_dl/extractor/arte.py

174 lines
7.3 KiB
Python

import re
import json
import xml.etree.ElementTree
from .common import InfoExtractor
from ..utils import (
ExtractorError,
find_xpath_attr,
unified_strdate,
)
class ArteTvIE(InfoExtractor):
"""
There are two sources of video in arte.tv: videos.arte.tv and
www.arte.tv/guide, the extraction process is different for each one.
The videos expire in 7 days, so we can't add tests.
"""
_EMISSION_URL = r'(?:http://)?www\.arte.tv/guide/(?P<lang>fr|de)/(?:(?:sendungen|emissions)/)?(?P<id>.*?)/(?P<name>.*?)(\?.*)?'
_VIDEOS_URL = r'(?:http://)?videos.arte.tv/(?P<lang>fr|de)/.*-(?P<id>.*?).html'
_LIVEWEB_URL = r'(?:http://)?liveweb.arte.tv/(?P<lang>fr|de)/(?P<subpage>.+?)/(?P<name>.+)'
_LIVE_URL = r'index-[0-9]+\.html$'
IE_NAME = u'arte.tv'
@classmethod
def suitable(cls, url):
return any(re.match(regex, url) for regex in (cls._EMISSION_URL, cls._VIDEOS_URL, cls._LIVEWEB_URL))
# TODO implement Live Stream
# from ..utils import compat_urllib_parse
# def extractLiveStream(self, url):
# video_lang = url.split('/')[-4]
# info = self.grep_webpage(
# url,
# r'src="(.*?/videothek_js.*?\.js)',
# 0,
# [
# (1, 'url', u'Invalid URL: %s' % url)
# ]
# )
# http_host = url.split('/')[2]
# next_url = 'http://%s%s' % (http_host, compat_urllib_parse.unquote(info.get('url')))
# info = self.grep_webpage(
# next_url,
# r'(s_artestras_scst_geoFRDE_' + video_lang + '.*?)\'.*?' +
# '(http://.*?\.swf).*?' +
# '(rtmp://.*?)\'',
# re.DOTALL,
# [
# (1, 'path', u'could not extract video path: %s' % url),
# (2, 'player', u'could not extract video player: %s' % url),
# (3, 'url', u'could not extract video url: %s' % url)
# ]
# )
# video_url = u'%s/%s' % (info.get('url'), info.get('path'))
def _real_extract(self, url):
mobj = re.match(self._EMISSION_URL, url)
if mobj is not None:
lang = mobj.group('lang')
# This is not a real id, it can be for example AJT for the news
# http://www.arte.tv/guide/fr/emissions/AJT/arte-journal
video_id = mobj.group('id')
return self._extract_emission(url, video_id, lang)
mobj = re.match(self._VIDEOS_URL, url)
if mobj is not None:
id = mobj.group('id')
lang = mobj.group('lang')
return self._extract_video(url, id, lang)
mobj = re.match(self._LIVEWEB_URL, url)
if mobj is not None:
name = mobj.group('name')
lang = mobj.group('lang')
return self._extract_liveweb(url, name, lang)
if re.search(self._LIVE_URL, video_id) is not None:
raise ExtractorError(u'Arte live streams are not yet supported, sorry')
# self.extractLiveStream(url)
# return
def _extract_emission(self, url, video_id, lang):
"""Extract from www.arte.tv/guide"""
webpage = self._download_webpage(url, video_id)
json_url = self._html_search_regex(r'arte_vp_url="(.*?)"', webpage, 'json url')
json_info = self._download_webpage(json_url, video_id, 'Downloading info json')
self.report_extraction(video_id)
info = json.loads(json_info)
player_info = info['videoJsonPlayer']
info_dict = {'id': player_info['VID'],
'title': player_info['VTI'],
'description': player_info.get('VDE'),
'upload_date': unified_strdate(player_info['VDA'].split(' ')[0]),
'thumbnail': player_info['programImage'],
'ext': 'flv',
}
formats = player_info['VSR'].values()
def _match_lang(f):
# Return true if that format is in the language of the url
if lang == 'fr':
l = 'F'
elif lang == 'de':
l = 'A'
regexes = [r'VO?%s' % l, r'VO?.-ST%s' % l]
return any(re.match(r, f['versionCode']) for r in regexes)
# Some formats may not be in the same language as the url
formats = filter(_match_lang, formats)
# We order the formats by quality
formats = sorted(formats, key=lambda f: int(f['height']))
# Prefer videos without subtitles in the same language
formats = sorted(formats, key=lambda f: re.match(r'VO(F|A)-STM\1', f['versionCode']) is None)
# Pick the best quality
format_info = formats[-1]
if format_info['mediaType'] == u'rtmp':
info_dict['url'] = format_info['streamer']
info_dict['play_path'] = 'mp4:' + format_info['url']
else:
info_dict['url'] = format_info['url']
return info_dict
def _extract_video(self, url, video_id, lang):
"""Extract from videos.arte.tv"""
ref_xml_url = url.replace('/videos/', '/do_delegate/videos/')
ref_xml_url = ref_xml_url.replace('.html', ',view,asPlayerXml.xml')
ref_xml = self._download_webpage(ref_xml_url, video_id, note=u'Downloading metadata')
ref_xml_doc = xml.etree.ElementTree.fromstring(ref_xml)
config_node = find_xpath_attr(ref_xml_doc, './/video', 'lang', lang)
config_xml_url = config_node.attrib['ref']
config_xml = self._download_webpage(config_xml_url, video_id, note=u'Downloading configuration')
video_urls = list(re.finditer(r'<url quality="(?P<quality>.*?)">(?P<url>.*?)</url>', config_xml))
def _key(m):
quality = m.group('quality')
if quality == 'hd':
return 2
else:
return 1
# We pick the best quality
video_urls = sorted(video_urls, key=_key)
video_url = list(video_urls)[-1].group('url')
title = self._html_search_regex(r'<name>(.*?)</name>', config_xml, 'title')
thumbnail = self._html_search_regex(r'<firstThumbnailUrl>(.*?)</firstThumbnailUrl>',
config_xml, 'thumbnail')
return {'id': video_id,
'title': title,
'thumbnail': thumbnail,
'url': video_url,
'ext': 'flv',
}
def _extract_liveweb(self, url, name, lang):
"""Extract form http://liveweb.arte.tv/"""
webpage = self._download_webpage(url, name)
video_id = self._search_regex(r'eventId=(\d+?)("|&)', webpage, u'event id')
config_xml = self._download_webpage('http://download.liveweb.arte.tv/o21/liveweb/events/event-%s.xml' % video_id,
video_id, u'Downloading information')
config_doc = xml.etree.ElementTree.fromstring(config_xml.encode('utf-8'))
event_doc = config_doc.find('event')
url_node = event_doc.find('video').find('urlHd')
if url_node is None:
url_node = video_doc.find('urlSd')
return {'id': video_id,
'title': event_doc.find('name%s' % lang.capitalize()).text,
'url': url_node.text.replace('MP4', 'mp4'),
'ext': 'flv',
'thumbnail': self._og_search_thumbnail(webpage),
}