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[amp] Add generic extractor for Akamai AMP feeds and use it in dramafever and foxnews extractors

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pull/7399/head
remitamine 9 years ago
parent 5d0f84d32c
commit 3793090b1b
3 changed files with 105 additions and 108 deletions
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84
youtube_dl/extractor/amp.py
Unescape Escape View File

@ -0,0 +1,84 @@
# coding: utf-8
from __future__ import unicode_literals
from .common import InfoExtractor
from ..utils import (
int_or_none,
parse_iso8601,
)
class AMPIE(InfoExtractor):
def _get_media_node(self, item, name, default=None):
media_name = 'media-%s' % name
media_group = item.get('media-group') or item
return media_group.get(media_name) or item.get(media_name) or item.get(name, default)
# parse Akamai Adaptive Media Player feed
def _extract_feed_info(self, url):
item = self._download_json(
url, None,
'Downloading Akamai AMP feed',
'Unable to download Akamai AMP feed'
)['channel']['item']
video_id = item['guid']
thumbnails = []
media_thumbnail = self._get_media_node(item, 'thumbnail')
if media_thumbnail:
if isinstance(media_thumbnail, dict):
media_thumbnail = [media_thumbnail]
for thumbnail_data in media_thumbnail:
thumbnail = thumbnail_data['@attributes']
thumbnails.append({
'url': self._proto_relative_url(thumbnail['url'], 'http:'),
'width': int_or_none(thumbnail.get('width')),
'height': int_or_none(thumbnail.get('height')),
})
subtitles = {}
media_subtitle = self._get_media_node(item, 'subTitle')
if media_subtitle:
if isinstance(media_subtitle, dict):
media_subtitle = [media_subtitle]
for subtitle_data in media_subtitle:
subtitle = subtitle_data['@attributes']
lang = subtitle.get('lang') or 'en'
subtitles[lang] = [{'url': subtitle['href']}]
formats = []
media_content = self._get_media_node(item, 'content')
if isinstance(media_content, dict):
media_content = [media_content]
for media_data in media_content:
media = media_data['@attributes']
media_type = media['type']
if media_type == 'video/f4m':
f4m_formats = self._extract_f4m_formats(media['url'] + '?hdcore=3.4.0&plugin=aasp-3.4.0.132.124', video_id, f4m_id='hds', fatal=False)
if f4m_formats:
formats.extend(f4m_formats)
elif media_type == 'application/x-mpegURL':
m3u8_formats = self._extract_m3u8_formats(media['url'], video_id, m3u8_id='hls', fatal=False)
if m3u8_formats:
formats.extend(m3u8_formats)
else:
formats.append({
'format_id': media_data['media-category']['@attributes']['label'],
'url': media['url'],
'preference': 1,
'vbr': int_or_none(media.get('bitrate')),
'filesize': int_or_none(media.get('fileSize')),
})
self._sort_formats(formats)
return {
'id': video_id,
'title': self._get_media_node(item, 'title'),
'description': self._get_media_node(item, 'description'),
'thumbnails': thumbnails,
'timestamp': parse_iso8601(item.get('pubDate'), ' '),
'duration': int_or_none(media_content[0].get('@attributes', {}).get('duration')),
'formats': formats,
}

65
youtube_dl/extractor/dramafever.py
Unescape Escape View File

@ -3,7 +3,7 @@ from __future__ import unicode_literals
import itertools
from .common import InfoExtractor
from .amp import AMPIE
from ..compat import (
compat_HTTPError,
compat_urllib_parse,
@ -19,7 +19,7 @@ from ..utils import (
)
class DramaFeverBaseIE(InfoExtractor):
class DramaFeverBaseIE(AMPIE):
_LOGIN_URL = 'https://www.dramafever.com/accounts/login/'
_NETRC_MACHINE = 'dramafever'
@ -80,60 +80,24 @@ class DramaFeverIE(DramaFeverBaseIE):
'timestamp': 1404336058,
'upload_date': '20140702',
'duration': 343,
}
},
'params': {
# m3u8 download
'skip_download': True,
},
}
def _real_extract(self, url):
video_id = self._match_id(url).replace('/', '.')
try:
feed = self._download_json(
'http://www.dramafever.com/amp/episode/feed.json?guid=%s' % video_id,
video_id, 'Downloading episode JSON')['channel']['item']
info = self._extract_feed_info('http://www.dramafever.com/amp/episode/feed.json?guid=%s' % video_id)
except ExtractorError as e:
if isinstance(e.cause, compat_HTTPError):
raise ExtractorError(
'Currently unavailable in your country.', expected=True)
raise
media_group = feed.get('media-group', {})
formats = []
for media_content in media_group['media-content']:
src = media_content.get('@attributes', {}).get('url')
if not src:
continue
ext = determine_ext(src)
if ext == 'f4m':
formats.extend(self._extract_f4m_formats(
src, video_id, f4m_id='hds'))
elif ext == 'm3u8':
formats.extend(self._extract_m3u8_formats(
src, video_id, 'mp4', m3u8_id='hls'))
else:
formats.append({
'url': src,
})
self._sort_formats(formats)
title = media_group.get('media-title')
description = media_group.get('media-description')
duration = int_or_none(media_group['media-content'][0].get('@attributes', {}).get('duration'))
thumbnail = self._proto_relative_url(
media_group.get('media-thumbnail', {}).get('@attributes', {}).get('url'))
timestamp = parse_iso8601(feed.get('pubDate'), ' ')
subtitles = {}
for media_subtitle in media_group.get('media-subTitle', []):
lang = media_subtitle.get('@attributes', {}).get('lang')
href = media_subtitle.get('@attributes', {}).get('href')
if not lang or not href:
continue
subtitles[lang] = [{
'ext': 'ttml',
'url': href,
}]
series_id, episode_number = video_id.split('.')
episode_info = self._download_json(
# We only need a single episode info, so restricting page size to one episode
@ -146,21 +110,12 @@ class DramaFeverIE(DramaFeverBaseIE):
if value:
subfile = value[0].get('subfile') or value[0].get('new_subfile')
if subfile and subfile != 'http://www.dramafever.com/st/':
subtitles.setdefault('English', []).append({
info['subtitiles'].setdefault('English', []).append({
'ext': 'srt',
'url': subfile,
})
return {
'id': video_id,
'title': title,
'description': description,
'thumbnail': thumbnail,
'timestamp': timestamp,
'duration': duration,
'formats': formats,
'subtitles': subtitles,
}
return info
class DramaFeverSeriesIE(DramaFeverBaseIE):

64
youtube_dl/extractor/foxnews.py
Unescape Escape View File

@ -2,14 +2,14 @@ from __future__ import unicode_literals
import re
from .common import InfoExtractor
from .amp import AMPIE
from ..utils import (
parse_iso8601,
int_or_none,
)
class FoxNewsIE(InfoExtractor):
class FoxNewsIE(AMPIE):
IE_DESC = 'Fox News and Fox Business Video'
_VALID_URL = r'https?://(?P<host>video\.fox(?:news|business)\.com)/v/(?:video-embed\.html\?video_id=)?(?P<id>\d+)'
_TESTS = [
@ -20,10 +20,10 @@ class FoxNewsIE(InfoExtractor):
'id': '3937480',
'ext': 'flv',
'title': 'Frozen in Time',
'description': 'Doctors baffled by 16-year-old girl that is the size of a toddler',
'description': '16-year-old girl is size of toddler',
'duration': 265,
'timestamp': 1304411491,
'upload_date': '20110503',
#'timestamp': 1304411491,
#'upload_date': '20110503',
'thumbnail': 're:^https?://.*\.jpg$',
},
},
@ -34,10 +34,10 @@ class FoxNewsIE(InfoExtractor):
'id': '3922535568001',
'ext': 'mp4',
'title': "Rep. Luis Gutierrez on if Obama's immigration plan is legal",
'description': "Congressman discusses the president's executive action",
'description': "Congressman discusses president's plan",
'duration': 292,
'timestamp': 1417662047,
'upload_date': '20141204',
#'timestamp': 1417662047,
#'upload_date': '20141204',
'thumbnail': 're:^https?://.*\.jpg$',
},
},
@ -56,48 +56,6 @@ class FoxNewsIE(InfoExtractor):
video_id = mobj.group('id')
host = mobj.group('host')
video = self._download_json(
'http://%s/v/feed/video/%s.js?template=fox' % (host, video_id), video_id)
item = video['channel']['item']
title = item['title']
description = item['description']
timestamp = parse_iso8601(item['dc-date'])
media_group = item['media-group']
duration = None
formats = []
for media in media_group['media-content']:
attributes = media['@attributes']
video_url = attributes['url']
if video_url.endswith('.f4m'):
formats.extend(self._extract_f4m_formats(video_url + '?hdcore=3.4.0&plugin=aasp-3.4.0.132.124', video_id))
elif video_url.endswith('.m3u8'):
formats.extend(self._extract_m3u8_formats(video_url, video_id, 'flv'))
elif not video_url.endswith('.smil'):
duration = int_or_none(attributes.get('duration'))
formats.append({
'url': video_url,
'format_id': media['media-category']['@attributes']['label'],
'preference': 1,
'vbr': int_or_none(attributes.get('bitrate')),
'filesize': int_or_none(attributes.get('fileSize'))
})
self._sort_formats(formats)
media_thumbnail = media_group['media-thumbnail']['@attributes']
thumbnails = [{
'url': media_thumbnail['url'],
'width': int_or_none(media_thumbnail.get('width')),
'height': int_or_none(media_thumbnail.get('height')),
}] if media_thumbnail else []
return {
'id': video_id,
'title': title,
'description': description,
'duration': duration,
'timestamp': timestamp,
'formats': formats,
'thumbnails': thumbnails,
}
info = self._extract_feed_info('http://%s/v/feed/video/%s.js?template=fox' % (host, video_id))
info['id'] = video_id
return info

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