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[RadioFrance] Extractor fo thematic webradios

This commit is contained in:
Olivier Trichet 2022-10-02 15:24:03 -04:00
parent fc933e686b
commit 72db217289
2 changed files with 150 additions and 67 deletions

View file

@ -995,7 +995,8 @@ from .radiojavan import RadioJavanIE
from .radiobremen import RadioBremenIE
from .radiofrance import (
RadioFrancePodcastEpisodeIE,
RadioFrancePodcastPlaylistIE
RadioFrancePodcastPlaylistIE,
RadioFranceWebradioIE,
)
from .rai import (
RaiPlayIE,

View file

@ -17,67 +17,69 @@ from ..utils import (
class RadioFranceBaseIE(InfoExtractor):
_BASE_URL = r'https://www.radiofrance.fr/'
def extract_api_data(self, id, html):
pattern = r'<script [^>]*sveltekit:data-url="https://www\.radiofrance\.fr/api/v[\d.]+/path[^>]*>(?P<json>.*)</script>'
def extract_api_data(self, api_path, id, html):
pattern = r'<script [^>]*sveltekit:data-url="https://www\.radiofrance\.fr/api/v[\d.]+/%s[^>]*>(?P<json>.*)</script>' % api_path
json = self._search_regex(pattern, html, 'API data', flags=re.DOTALL, group='json')
if not json:
raise ExtractorError('%s: JSON data not found' % id)
try:
json = self._parse_json(json, id)
json = self._parse_json(json['body'], id)
return json['content']
if api_path == 'path':
return json['content']
elif api_path == 'stations':
return json
else:
raise ExtractorError('Coding error')
except KeyError:
raise ExtractorError('%s: Invalid JSON' % id)
def parse_api_data_info(self, api_data):
def get_title(self, api_data, webpage=None):
title = strip_or_none(api_data.get('title'))
if not title and webpage:
title = strip_or_none(get_element_by_attribute('h1', None, webpage, False)) or strip_or_none(self._og_search_title(webpage))
return title
def get_description(self, api_data, webpage=None):
description = strip_or_none(api_data.get('standFirst'))
channel_id = strip_or_none(api_data.get('brand'))
visual = api_data.get('visual')
publication_time = api_data.get('publishedDate')
if not description and webpage:
description = strip_or_none(self._og_search_description(webpage))
return description
def get_thumbnail(self, api_data, webpage=None):
thumbnail = None
visual = api_data.get('visual')
if visual:
thumbnail = url_or_none(visual.get('src'))
if not thumbnail and webpage:
thumbnail = self._og_search_thumbnail(webpage)
return thumbnail
return {
'title': title,
'description': description,
'channel_id': channel_id,
'thumbnail': thumbnail,
'timestamp': publication_time,
}
def get_timestamp(self, api_data, webpage=None):
timestamp = api_data.get('publishedDate')
if not timestamp and webpage:
timestamp = parse_iso8601(self._html_search_meta('article:published_time', webpage, 'publication time', ))
return timestamp
def parse_html_info(self, webpage):
title = strip_or_none(self._og_search_title(webpage)) or strip_or_none(get_element_by_attribute('h1', None, webpage, False))
description = strip_or_none(self._og_search_description(webpage))
thumbnail = self._og_search_thumbnail(webpage)
channel_id = self._og_search_property('site_name', webpage, 'Station name', fatal=False)
publication_time = parse_iso8601(self._html_search_meta('article:published_time', webpage, 'publication time', ))
return {
'title': title,
'description': description,
'thumbnail': thumbnail,
'channel_id': channel_id,
'timestamp': publication_time
}
def get_brand(self, api_data, webpage=None):
brand = strip_or_none(api_data.get('brand'))
if not brand and webpage:
brand = self._og_search_property('site_name', webpage, 'Station name', fatal=False)
return brand
def extract_episode(self, episode_id, api_data):
manifestations = api_data.get('manifestations')
if manifestations is None or len(manifestations) == 0:
return None
return None, None
url = url_or_none(manifestations[0]['url'])
duration = int_or_none(manifestations[0].get('duration'))
episode_info = {
'id': episode_id,
'url': url,
'duration': duration
}
return self.parse_api_data_info(api_data) | episode_info
return url, duration
def extract_playlist_entries(self, url, playlist_id, api_data, direction):
def get_playlist_entries(self, playlist_url, playlist_id, api_data, direction):
playlist_data = api_data['expressions']
entries = []
@ -87,47 +89,44 @@ class RadioFranceBaseIE(InfoExtractor):
if episode_path is None:
self.report_warning('No path found for episode "%s"', item.get('title'))
continue
episode_id = RadioFrancePodcastEpisodeIE._match_id(self._BASE_URL + item.get('path'))
episode_id = RadioFrancePodcastEpisodeIE._match_id(self._BASE_URL + episode_path)
if episode_id is None:
self.report_warning('Could not parse id of episode from path: "%s"' % item.get('path'))
self.report_warning('Could not parse id of episode from path: "%s"' % episode_path)
continue
entry = self.extract_episode(episode_id, item)
if entry is None:
msg = 'Podcast file is not available. If the show is too recent, the file may not have been uploaded yet: try again later.'
episode_url, duration = self.extract_episode(episode_id, item)
if episode_url is None:
self.to_screen('Episode "%s" is not available' % episode_path)
continue
entry = {
'id': episode_id,
'url': episode_url,
'title': self.get_title(item),
'description': self.get_description(item),
'timestamp': self.get_timestamp(item),
'thumbnail': self.get_thumbnail(item),
'duration': duration,
}
entries.append(entry)
page_number = int_or_none(playlist_data.get('pageNumber'))
if page_number:
if direction in ['both', 'prev'] and playlist_data.get('prev') is not None:
webpage, other_api_data = self.get_data(url, playlist_id, page=page_number - 1)
entries = self.extract_playlist_entries(url, playlist_id, other_api_data, direction='prev') + entries
webpage, other_api_data = self.get_data(playlist_url, 'path', playlist_id, page=page_number - 1)
entries = self.get_playlist_entries(playlist_url, playlist_id, other_api_data, direction='prev') + entries
if direction in ['both', 'next'] and playlist_data.get('next') is not None:
webpage, other_api_data = self.get_data(url, playlist_id, page=page_number + 1)
entries = entries + self.extract_playlist_entries(url, playlist_id, other_api_data, direction='next')
webpage, other_api_data = self.get_data(playlist_url, 'path', playlist_id, page=page_number + 1)
entries = entries + self.get_playlist_entries(playlist_url, playlist_id, other_api_data, direction='next')
return entries
def extract_playlist(self, playlist_id, url, api_data):
entries = self.extract_playlist_entries(url, playlist_id, api_data, direction='both')
entries = list(filter(lambda e: e is not None, entries))
entries.reverse()
playlist_info = {
'_type': 'playlist',
'id': playlist_id,
'entries': entries
}
return self.parse_api_data_info(api_data) | playlist_info
def get_data(self, url, id, page=None):
def get_data(self, url, api_path, id, page=None):
query = {}
note = None
if page:
query['p'] = page
note = "Downloading page %i" % page
webpage = self._download_webpage(url, id, query=query, note=note)
api_data = self.extract_api_data(id, webpage)
api_data = self.extract_api_data(api_path, id, webpage)
return webpage, api_data
@ -172,14 +171,22 @@ class RadioFrancePodcastEpisodeIE(RadioFranceBaseIE):
def _real_extract(self, url):
id = self._match_id(url)
webpage, api_data = self.get_data(url, id)
api_data_info = self.extract_episode(id, api_data)
if api_data_info is None:
webpage, api_data = self.get_data(url, 'path', id)
url, duration = self.extract_episode(id, api_data)
if url is None:
msg = 'Podcast file is not available. If the show is too recent, the file may not have been uploaded yet: try again later.'
raise ExtractorError(msg, expected=True, video_id=id)
html_info = self.parse_html_info(webpage)
return html_info | api_data_info
return {
'id': id,
'url': url,
'title': self.get_title(api_data, webpage),
'description': self.get_description(api_data, webpage),
'timestamp': self.get_timestamp(api_data, webpage),
'thumbnail': self.get_thumbnail(api_data, webpage),
'channel_id': self.get_brand(api_data, webpage),
'duration': duration,
}
class RadioFrancePodcastPlaylistIE(RadioFranceBaseIE):
@ -199,7 +206,82 @@ class RadioFrancePodcastPlaylistIE(RadioFranceBaseIE):
def _real_extract(self, url):
id = self._match_id(url)
webpage, api_data = self.get_data(url, id)
webpage, api_data = self.get_data(url, 'path', id)
html_info = self.parse_html_info(webpage)
return html_info | self.extract_playlist(id, url, api_data)
entries = self.get_playlist_entries(url, id, api_data, direction='both')
entries.reverse()
return {
'id': id,
'_type': 'playlist',
'entries': entries,
'title': self.get_title(api_data, webpage),
'description': self.get_description(api_data, webpage),
'timestamp': self.get_timestamp(api_data, webpage),
'thumbnail': self.get_thumbnail(api_data, webpage),
'channel_id': self.get_brand(api_data, webpage),
}
class RadioFranceWebradioIE(RadioFranceBaseIE):
_VALID_URL = r'https?://www\.radiofrance\.fr/(?:francemusique|franceinter|franceculture|franceinfo|mouv|fip)/(?P<id>radio-[^/]+)$'
_TESTS = [{
'note': 'Full list of webradios available at https://www.radiofrance.fr/ecouter-musique',
'url': 'https://www.radiofrance.fr/fip/radio-metal',
'info_dict': {
'id': 'radio-metal',
'ext': 'aac',
'title': str,
},
'params': {
'format': 'aac',
'skip_download': True,
}
}]
def get_livestream_formats(self, id, api_data):
sources = api_data['media']['sources']
formats = []
for source in sources:
url = source.get('url')
if not url:
continue
format_id = source.get('format')
format = {
'url': url,
'format_id': format_id,
'asr': 48000,
'vcodec': 'none'
}
if format_id == 'mp3':
format['preference'] = 1
format['acodec'] = 'mp3'
format['abr'] = source.get('bitrate')
elif format_id == 'aac':
format['preference'] = 2
format['acodec'] = 'aac'
format['abr'] = source.get('bitrate')
elif format_id == 'hls':
format['preference'] = 0
format['manifest_url'] = url
formats.append(format)
if len(formats) == 0:
raise ExtractorError('No live streaming URL found')
return formats
def _real_extract(self, url):
id = self._match_id(url)
webpage, api_data = self.get_data(url, 'stations', id)
return {
'id': id,
'title': self.get_title(api_data, webpage),
'formats': self.get_livestream_formats(id, api_data),
'thumbnail': self.get_thumbnail(api_data, webpage),
'channel_id': self.get_brand(api_data, webpage),
'is_live': True
}