diff options
| -rw-r--r-- | youtube_dl/extractor/theplatform.py | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/youtube_dl/extractor/theplatform.py b/youtube_dl/extractor/theplatform.py index 110ed976d..1579822f2 100644 --- a/youtube_dl/extractor/theplatform.py +++ b/youtube_dl/extractor/theplatform.py @@ -2,6 +2,11 @@ from __future__ import unicode_literals import re import json +import time +import hmac +import binascii +import hashlib + from .subtitles import SubtitlesInfoExtractor from ..compat import ( @@ -11,6 +16,7 @@ from ..utils import ( determine_ext, ExtractorError, xpath_with_ns, + unsmuggle_url, ) _x = lambda p: xpath_with_ns(p, {'smil': 'http://www.w3.org/2005/SMIL21/Language'}) @@ -18,7 +24,7 @@ _x = lambda p: xpath_with_ns(p, {'smil': 'http://www.w3.org/2005/SMIL21/Language class ThePlatformIE(SubtitlesInfoExtractor): _VALID_URL = r'''(?x) - (?:https?://(?:link|player)\.theplatform\.com/[sp]/[^/]+/ + (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/ (?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/)? |theplatform:)(?P<id>[^/\?&]+)''' @@ -38,9 +44,33 @@ class ThePlatformIE(SubtitlesInfoExtractor): }, } + @staticmethod + def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False): + flags = '10' if include_qs else '00' + expiration_date = '%x' % (int(time.time()) + life) + + def str_to_hex(str): + return binascii.b2a_hex(str.encode('ascii')).decode('ascii') + + def hex_to_str(hex): + return binascii.a2b_hex(hex) + + relative_path = url.split('http://link.theplatform.com/s/')[1].split('?')[0] + clear_text = hex_to_str(flags + expiration_date + str_to_hex(relative_path)) + checksum = hmac.new(sig_key.encode('ascii'), clear_text, hashlib.sha1).hexdigest() + sig = flags + expiration_date + checksum + str_to_hex(sig_secret) + return '%s&sig=%s' % (url, sig) + def _real_extract(self, url): + url, smuggled_data = unsmuggle_url(url, {}) + mobj = re.match(self._VALID_URL, url) + provider_id = mobj.group('provider_id') video_id = mobj.group('id') + + if not provider_id: + provider_id = 'dJ5BDC' + if mobj.group('config'): config_url = url + '&form=json' config_url = config_url.replace('swf/', 'config/') @@ -48,8 +78,12 @@ class ThePlatformIE(SubtitlesInfoExtractor): config = self._download_json(config_url, video_id, 'Downloading config') smil_url = config['releaseUrl'] + '&format=SMIL&formats=MPEG4&manifest=f4m' else: - smil_url = ('http://link.theplatform.com/s/dJ5BDC/{0}/meta.smil?' - 'format=smil&mbr=true'.format(video_id)) + smil_url = ('http://link.theplatform.com/s/{0}/{1}/meta.smil?' + 'format=smil&mbr=true'.format(provider_id, video_id)) + + sig = smuggled_data.get('sig') + if sig: + smil_url = self._sign_url(smil_url, sig['key'], sig['secret']) meta = self._download_xml(smil_url, video_id) try: @@ -62,7 +96,7 @@ class ThePlatformIE(SubtitlesInfoExtractor): else: raise ExtractorError(error_msg, expected=True) - info_url = 'http://link.theplatform.com/s/dJ5BDC/{0}?format=preview'.format(video_id) + info_url = 'http://link.theplatform.com/s/{0}/{1}?format=preview'.format(provider_id, video_id) info_json = self._download_webpage(info_url, video_id) info = json.loads(info_json) |