X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/c512650955de0b16d37e7fa7fb29ea0985e415bb..0865c28fb29a6481cd837cf8c1ef0cd134c6ef8e:/youtube_dl/extractor/theplatform.py diff --git a/youtube_dl/extractor/theplatform.py b/youtube_dl/extractor/theplatform.py index b6b2dba..feac666 100644 --- a/youtube_dl/extractor/theplatform.py +++ b/youtube_dl/extractor/theplatform.py @@ -2,11 +2,21 @@ from __future__ import unicode_literals import re import json +import time +import hmac +import binascii +import hashlib + from .common import InfoExtractor +from ..compat import ( + compat_str, +) 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'}) @@ -14,7 +24,7 @@ _x = lambda p: xpath_with_ns(p, {'smil': 'http://www.w3.org/2005/SMIL21/Language class ThePlatformIE(InfoExtractor): _VALID_URL = r'''(?x) - (?:https?://(?:link|player)\.theplatform\.com/[sp]/[^/]+/ + (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P[^/]+)/ (?P(?:[^/\?]+/(?:swf|config)|onsite)/select/)? |theplatform:)(?P[^/\?&]+)''' @@ -34,9 +44,50 @@ class ThePlatformIE(InfoExtractor): }, } - def _get_info(self, video_id, smil_url): - meta = self._download_xml(smil_url, video_id) + @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 smuggled_data.get('force_smil_url', False): + smil_url = url + elif mobj.group('config'): + config_url = url + '&form=json' + config_url = config_url.replace('swf/', 'config/') + config_url = config_url.replace('onsite/', 'onsite/config/') + 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/{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: error_msg = next( n.attrib['abstract'] @@ -47,65 +98,74 @@ class ThePlatformIE(InfoExtractor): 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) + subtitles = {} + captions = info.get('captions') + if isinstance(captions, list): + for caption in captions: + lang, src, mime = caption.get('lang', 'en'), caption.get('src'), caption.get('type') + subtitles[lang] = [{ + 'ext': 'srt' if mime == 'text/srt' else 'ttml', + 'url': src, + }] + head = meta.find(_x('smil:head')) body = meta.find(_x('smil:body')) f4m_node = body.find(_x('smil:seq//smil:video')) - if f4m_node is not None: + if f4m_node is not None and '.f4m' in f4m_node.attrib['src']: f4m_url = f4m_node.attrib['src'] if 'manifest.f4m?' not in f4m_url: f4m_url += '?' # the parameters are from syfy.com, other sites may use others, # they also work for nbc.com f4m_url += '&g=UXWGVKRWHFSP&hdcore=3.0.3' - formats = [{ - 'ext': 'flv', - 'url': f4m_url, - }] + formats = self._extract_f4m_formats(f4m_url, video_id) else: - base_url = head.find(_x('smil:meta')).attrib['base'] - switch = body.find(_x('smil:switch')) formats = [] - for f in switch.findall(_x('smil:video')): - attr = f.attrib - width = int(attr['width']) - height = int(attr['height']) - vbr = int(attr['system-bitrate']) // 1000 - format_id = '%dx%d_%dk' % (width, height, vbr) - formats.append({ - 'format_id': format_id, - 'url': base_url, - 'play_path': 'mp4:' + attr['src'], - 'ext': 'flv', - 'width': width, - 'height': height, - 'vbr': vbr, - }) + switch = body.find(_x('smil:switch')) + if switch is not None: + base_url = head.find(_x('smil:meta')).attrib['base'] + for f in switch.findall(_x('smil:video')): + attr = f.attrib + width = int(attr['width']) + height = int(attr['height']) + vbr = int(attr['system-bitrate']) // 1000 + format_id = '%dx%d_%dk' % (width, height, vbr) + formats.append({ + 'format_id': format_id, + 'url': base_url, + 'play_path': 'mp4:' + attr['src'], + 'ext': 'flv', + 'width': width, + 'height': height, + 'vbr': vbr, + }) + else: + switch = body.find(_x('smil:seq//smil:switch')) + for f in switch.findall(_x('smil:video')): + attr = f.attrib + vbr = int(attr['system-bitrate']) // 1000 + ext = determine_ext(attr['src']) + if ext == 'once': + ext = 'mp4' + formats.append({ + 'format_id': compat_str(vbr), + 'url': attr['src'], + 'vbr': vbr, + 'ext': ext, + }) self._sort_formats(formats) return { 'id': video_id, 'title': info['title'], + 'subtitles': subtitles, 'formats': formats, 'description': info['description'], 'thumbnail': info['defaultThumbnailUrl'], - 'duration': info['duration']//1000, + 'duration': info['duration'] // 1000, } - - def _real_extract(self, url): - mobj = re.match(self._VALID_URL, url) - video_id = mobj.group('id') - if mobj.group('config'): - config_url = url+ '&form=json' - config_url = config_url.replace('swf/', 'config/') - config_url = config_url.replace('onsite/', 'onsite/config/') - 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)) - return self._get_info(video_id, smil_url)