mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-24 05:25:35 +08:00
111 lines
4.0 KiB
Python
111 lines
4.0 KiB
Python
import re
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import json
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from .common import InfoExtractor
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from ..utils import (
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ExtractorError,
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xpath_with_ns,
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)
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_x = lambda p: xpath_with_ns(p, {'smil': 'http://www.w3.org/2005/SMIL21/Language'})
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class ThePlatformIE(InfoExtractor):
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_VALID_URL = r'''(?x)
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(?:https?://(?:link|player)\.theplatform\.com/[sp]/[^/]+/
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(?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/)?
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|theplatform:)(?P<id>[^/\?&]+)'''
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_TEST = {
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# from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
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u'url': u'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
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u'info_dict': {
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u'id': u'e9I_cZgTgIPd',
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u'ext': u'flv',
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u'title': u'Blackberry\'s big, bold Z30',
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u'description': u'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.',
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u'duration': 247,
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},
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u'params': {
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# rtmp download
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u'skip_download': True,
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},
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}
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def _get_info(self, video_id, smil_url):
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meta = self._download_xml(smil_url, video_id)
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try:
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error_msg = next(
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n.attrib['abstract']
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for n in meta.findall(_x('.//smil:ref'))
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if n.attrib.get('title') == u'Geographic Restriction')
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except StopIteration:
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pass
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else:
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raise ExtractorError(error_msg, expected=True)
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info_url = 'http://link.theplatform.com/s/dJ5BDC/{0}?format=preview'.format(video_id)
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info_json = self._download_webpage(info_url, video_id)
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info = json.loads(info_json)
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head = meta.find(_x('smil:head'))
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body = meta.find(_x('smil:body'))
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f4m_node = body.find(_x('smil:seq//smil:video'))
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if f4m_node is not None:
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f4m_url = f4m_node.attrib['src']
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if 'manifest.f4m?' not in f4m_url:
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f4m_url += '?'
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# the parameters are from syfy.com, other sites may use others,
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# they also work for nbc.com
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f4m_url += '&g=UXWGVKRWHFSP&hdcore=3.0.3'
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formats = [{
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'ext': 'flv',
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'url': f4m_url,
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}]
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else:
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base_url = head.find(_x('smil:meta')).attrib['base']
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switch = body.find(_x('smil:switch'))
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formats = []
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for f in switch.findall(_x('smil:video')):
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attr = f.attrib
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width = int(attr['width'])
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height = int(attr['height'])
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vbr = int(attr['system-bitrate']) // 1000
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format_id = '%dx%d_%dk' % (width, height, vbr)
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formats.append({
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'format_id': format_id,
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'url': base_url,
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'play_path': 'mp4:' + attr['src'],
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'ext': 'flv',
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'width': width,
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'height': height,
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'vbr': vbr,
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})
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self._sort_formats(formats)
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return {
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'id': video_id,
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'title': info['title'],
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'formats': formats,
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'description': info['description'],
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'thumbnail': info['defaultThumbnailUrl'],
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'duration': info['duration']//1000,
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}
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group('id')
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if mobj.group('config'):
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config_url = url+ '&form=json'
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config_url = config_url.replace('swf/', 'config/')
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config_url = config_url.replace('onsite/', 'onsite/config/')
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config_json = self._download_webpage(config_url, video_id, u'Downloading config')
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config = json.loads(config_json)
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smil_url = config['releaseUrl'] + '&format=SMIL&formats=MPEG4&manifest=f4m'
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else:
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smil_url = ('http://link.theplatform.com/s/dJ5BDC/{0}/meta.smil?'
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'format=smil&mbr=true'.format(video_id))
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return self._get_info(video_id, smil_url)
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