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[turner,nba,cnn,adultswim] add base extractor to parse cvp feeds
This commit is contained in:
Remita Amine
163
youtube_dl/extractor/turner.py
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163
youtube_dl/extractor/turner.py
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# coding: utf-8
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from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..utils import (
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xpath_text,
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int_or_none,
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determine_ext,
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parse_duration,
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xpath_attr,
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update_url_query,
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)
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class TurnerBaseIE(InfoExtractor):
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def _extract_cvp_info(self, data_src, video_id, path_data={}):
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video_data = self._download_xml(data_src, video_id)
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video_id = video_data.attrib['id'].split('/')[-1].split('.')[0]
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title = xpath_text(video_data, 'headline', fatal=True)
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# rtmp_src = xpath_text(video_data, 'akamai/src')
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# if rtmp_src:
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# splited_rtmp_src = rtmp_src.split(',')
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# if len(splited_rtmp_src) == 2:
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# rtmp_src = splited_rtmp_src[1]
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# aifp = xpath_text(video_data, 'akamai/aifp', default='')
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tokens = {}
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urls = []
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formats = []
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rex = re.compile(r'''(?x)
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(?P<width>[0-9]+)x(?P<height>[0-9]+)
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(?:_(?P<bitrate>[0-9]+))?
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''')
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for video_file in video_data.findall('files/file'):
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video_url = video_file.text.strip()
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if not video_url:
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continue
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ext = determine_ext(video_url)
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if video_url.startswith('/mp4:protected/'):
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continue
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# TODO Correct extraction for these files
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# protected_path_data = path_data.get('protected')
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# if not protected_path_data or not rtmp_src:
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# continue
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# protected_path = self._search_regex(
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# r'/mp4:(.+)\.[a-z0-9]', video_url, 'secure path')
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# auth = self._download_webpage(
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# protected_path_data['tokenizer_src'], query={
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# 'path': protected_path,
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# 'videoId': video_id,
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# 'aifp': aifp,
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# })
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# token = xpath_text(auth, 'token')
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# if not token:
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# continue
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# video_url = rtmp_src + video_url + '?' + token
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elif video_url.startswith('/secure/'):
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secure_path_data = path_data.get('secure')
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if not secure_path_data:
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continue
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video_url = secure_path_data['media_src'] + video_url
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secure_path = self._search_regex(r'https?://[^/]+(.+/)', video_url, 'secure path') + '*'
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token = tokens.get(secure_path)
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if not token:
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auth = self._download_xml(
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secure_path_data['tokenizer_src'], video_id, query={
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'path': secure_path,
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'videoId': video_id,
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})
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token = xpath_text(auth, 'token')
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if not token:
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continue
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tokens[secure_path] = token
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video_url = video_url + '?hdnea=' + token
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elif not re.match('https?://', video_url):
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base_path_data = path_data.get(ext, path_data.get('default', {}))
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media_src = base_path_data.get('media_src')
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if not media_src:
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continue
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video_url = media_src + video_url
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if video_url in urls:
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continue
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urls.append(video_url)
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format_id = video_file.attrib['bitrate']
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if ext == 'smil':
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formats.extend(self._extract_smil_formats(video_url, video_id, fatal=False))
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elif ext == 'm3u8':
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formats.extend(self._extract_m3u8_formats(
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video_url, video_id, 'mp4', m3u8_id=format_id, fatal=False))
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elif ext == 'f4m':
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formats.extend(self._extract_f4m_formats(
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update_url_query(video_url, {'hdcore': '3.7.0'}),
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video_id, f4m_id=format_id, fatal=False))
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else:
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f = {
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'format_id': format_id,
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'url': video_url,
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'ext': ext,
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}
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mobj = rex.search(format_id + video_url)
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if mobj:
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f.update({
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'width': int(mobj.group('width')),
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'height': int(mobj.group('height')),
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'tbr': int_or_none(mobj.group('bitrate')),
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})
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elif format_id.isdigit():
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f['tbr'] = int(format_id)
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else:
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mobj = re.match(r'ios_(audio|[0-9]+)$', format_id)
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if mobj:
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if mobj.group(1) == 'audio':
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f.update({
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'vcodec': 'none',
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'ext': 'm4a',
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})
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else:
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f['tbr'] = int(mobj.group(1))
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formats.append(f)
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self._sort_formats(formats)
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subtitles = {}
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for source in video_data.findall('closedCaptions/source'):
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for track in source.findall('track'):
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source_url = source.get('url')
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if not source_url:
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continue
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subtitles.set_default(source.get('lang') or source.get('label') or 'en', []).append({
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'url': source_url,
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'ext': {
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'scc': 'scc',
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'webvtt': 'vtt',
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'smptett': 'tt',
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}.get(source.get('format'))
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})
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thumbnails = [{
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'id': image.get('cut'),
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'url': image.text,
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'width': int_or_none(image.get('width')),
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'height': int_or_none(image.get('height')),
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} for image in video_data.findall('images/image')]
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timestamp = None
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if 'cnn.com' not in data_src:
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timestamp = int_or_none(xpath_attr(video_data, 'dateCreated', 'uts'))
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return {
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'id': video_id,
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'title': title,
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'formats': formats,
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'subtitles': subtitles,
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'thumbnails': thumbnails,
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'description': xpath_text(video_data, 'description'),
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'duration': parse_duration(xpath_text(video_data, 'length') or xpath_text(video_data, 'trt')),
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'timestamp': timestamp,
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'upload_date': xpath_attr(video_data, 'metas', 'version'),
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'series': xpath_text(video_data, 'showTitle'),
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'season_number': int_or_none(xpath_text(video_data, 'seasonNumber')),
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'episode_number': int_or_none(xpath_text(video_data, 'episodeNumber')),
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}
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