]> jfr.im git - yt-dlp.git/blame - youtube_dl/extractor/theplatform.py
[theplaform] Fix FutureWarning
[yt-dlp.git] / youtube_dl / extractor / theplatform.py
CommitLineData
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1from __future__ import unicode_literals
2
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3import re
4import json
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5import time
6import hmac
7import binascii
8import hashlib
9
e9bf7479 10
8807f127 11from .common import InfoExtractor
1cc79574 12from ..compat import (
e35cb78c 13 compat_str,
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14)
15from ..utils import (
10e3d734 16 determine_ext,
f8b56e95 17 ExtractorError,
e9bf7479 18 xpath_with_ns,
9fb2f1cd 19 unsmuggle_url,
402a3efc 20 int_or_none,
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21)
22
23_x = lambda p: xpath_with_ns(p, {'smil': 'http://www.w3.org/2005/SMIL21/Language'})
24
25
8807f127 26class ThePlatformIE(InfoExtractor):
a97bcd80 27 _VALID_URL = r'''(?x)
9fb2f1cd 28 (?:https?://(?:link|player)\.theplatform\.com/[sp]/(?P<provider_id>[^/]+)/
020cf5eb 29 (?P<config>(?:[^/\?]+/(?:swf|config)|onsite)/select/)?
a97bcd80 30 |theplatform:)(?P<id>[^/\?&]+)'''
e9bf7479 31
bd7a6478 32 _TESTS = [{
e9bf7479 33 # from http://www.metacafe.com/watch/cb-e9I_cZgTgIPd/blackberrys_big_bold_z30/
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34 'url': 'http://link.theplatform.com/s/dJ5BDC/e9I_cZgTgIPd/meta.smil?format=smil&Tracking=true&mbr=true',
35 'info_dict': {
36 'id': 'e9I_cZgTgIPd',
37 'ext': 'flv',
38 'title': 'Blackberry\'s big, bold Z30',
39 'description': 'The Z30 is Blackberry\'s biggest, baddest mobile messaging device yet.',
40 'duration': 247,
e9bf7479 41 },
ed86f38a 42 'params': {
e9bf7479 43 # rtmp download
ed86f38a 44 'skip_download': True,
e9bf7479 45 },
bd7a6478 46 }, {
372f08c9 47 # from http://www.cnet.com/videos/tesla-model-s-a-second-step-towards-a-cleaner-motoring-future/
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48 'url': 'http://link.theplatform.com/s/kYEXFC/22d_qsQ6MIRT',
49 'info_dict': {
50 'id': '22d_qsQ6MIRT',
51 'ext': 'flv',
52 'description': 'md5:ac330c9258c04f9d7512cf26b9595409',
53 'title': 'Tesla Model S: A second step towards a cleaner motoring future',
54 },
55 'params': {
56 # rtmp download
57 'skip_download': True,
58 }
59 }]
5f6a1245 60
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61 @staticmethod
62 def _sign_url(url, sig_key, sig_secret, life=600, include_qs=False):
63 flags = '10' if include_qs else '00'
64 expiration_date = '%x' % (int(time.time()) + life)
65
66 def str_to_hex(str):
67 return binascii.b2a_hex(str.encode('ascii')).decode('ascii')
68
69 def hex_to_str(hex):
70 return binascii.a2b_hex(hex)
71
72 relative_path = url.split('http://link.theplatform.com/s/')[1].split('?')[0]
73 clear_text = hex_to_str(flags + expiration_date + str_to_hex(relative_path))
74 checksum = hmac.new(sig_key.encode('ascii'), clear_text, hashlib.sha1).hexdigest()
75 sig = flags + expiration_date + checksum + str_to_hex(sig_secret)
76 return '%s&sig=%s' % (url, sig)
77
10e3d734 78 def _real_extract(self, url):
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79 url, smuggled_data = unsmuggle_url(url, {})
80
10e3d734 81 mobj = re.match(self._VALID_URL, url)
9fb2f1cd 82 provider_id = mobj.group('provider_id')
10e3d734 83 video_id = mobj.group('id')
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84
85 if not provider_id:
86 provider_id = 'dJ5BDC'
87
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88 if smuggled_data.get('force_smil_url', False):
89 smil_url = url
90 elif mobj.group('config'):
5f6a1245 91 config_url = url + '&form=json'
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92 config_url = config_url.replace('swf/', 'config/')
93 config_url = config_url.replace('onsite/', 'onsite/config/')
94 config = self._download_json(config_url, video_id, 'Downloading config')
95 smil_url = config['releaseUrl'] + '&format=SMIL&formats=MPEG4&manifest=f4m'
96 else:
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97 smil_url = ('http://link.theplatform.com/s/{0}/{1}/meta.smil?'
98 'format=smil&mbr=true'.format(provider_id, video_id))
99
100 sig = smuggled_data.get('sig')
101 if sig:
102 smil_url = self._sign_url(smil_url, sig['key'], sig['secret'])
e9bf7479 103
10e3d734 104 meta = self._download_xml(smil_url, video_id)
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105 try:
106 error_msg = next(
107 n.attrib['abstract']
108 for n in meta.findall(_x('.//smil:ref'))
a2edf2e7 109 if n.attrib.get('title') == 'Geographic Restriction' or n.attrib.get('title') == 'Expired')
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110 except StopIteration:
111 pass
112 else:
113 raise ExtractorError(error_msg, expected=True)
114
9fb2f1cd 115 info_url = 'http://link.theplatform.com/s/{0}/{1}?format=preview'.format(provider_id, video_id)
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116 info_json = self._download_webpage(info_url, video_id)
117 info = json.loads(info_json)
118
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119 subtitles = {}
120 captions = info.get('captions')
121 if isinstance(captions, list):
122 for caption in captions:
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123 lang, src, mime = caption.get('lang', 'en'), caption.get('src'), caption.get('type')
124 subtitles[lang] = [{
125 'ext': 'srt' if mime == 'text/srt' else 'ttml',
126 'url': src,
127 }]
748ec667 128
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129 head = meta.find(_x('smil:head'))
130 body = meta.find(_x('smil:body'))
360babf7 131
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132 f4m_node = body.find(_x('smil:seq//smil:video'))
133 if f4m_node is None:
134 f4m_node = body.find(_x('smil:seq/smil:video'))
e35cb78c 135 if f4m_node is not None and '.f4m' in f4m_node.attrib['src']:
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136 f4m_url = f4m_node.attrib['src']
137 if 'manifest.f4m?' not in f4m_url:
138 f4m_url += '?'
139 # the parameters are from syfy.com, other sites may use others,
140 # they also work for nbc.com
141 f4m_url += '&g=UXWGVKRWHFSP&hdcore=3.0.3'
dd41e8c8 142 formats = self._extract_f4m_formats(f4m_url, video_id)
a97bcd80 143 else:
a97bcd80 144 formats = []
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145 switch = body.find(_x('smil:switch'))
146 if switch is None:
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147 switch = body.find(_x('smil:par//smil:switch'))
148 if switch is None:
149 switch = body.find(_x('smil:par/smil:switch'))
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150 if switch is None:
151 switch = body.find(_x('smil:par'))
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152 if switch is not None:
153 base_url = head.find(_x('smil:meta')).attrib['base']
154 for f in switch.findall(_x('smil:video')):
155 attr = f.attrib
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156 width = int_or_none(attr.get('width'))
157 height = int_or_none(attr.get('height'))
158 vbr = int_or_none(attr.get('system-bitrate'), 1000)
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159 format_id = '%dx%d_%dk' % (width, height, vbr)
160 formats.append({
161 'format_id': format_id,
162 'url': base_url,
163 'play_path': 'mp4:' + attr['src'],
164 'ext': 'flv',
165 'width': width,
166 'height': height,
167 'vbr': vbr,
168 })
169 else:
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170 switch = body.find(_x('smil:seq//smil:switch'))
171 if switch is None:
172 switch = body.find(_x('smil:seq/smil:switch'))
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173 for f in switch.findall(_x('smil:video')):
174 attr = f.attrib
402a3efc 175 vbr = int_or_none(attr.get('system-bitrate'), 1000)
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176 ext = determine_ext(attr['src'])
177 if ext == 'once':
178 ext = 'mp4'
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179 formats.append({
180 'format_id': compat_str(vbr),
181 'url': attr['src'],
182 'vbr': vbr,
10e3d734 183 'ext': ext,
e35cb78c 184 })
a97bcd80 185 self._sort_formats(formats)
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186
187 return {
188 'id': video_id,
189 'title': info['title'],
748ec667 190 'subtitles': subtitles,
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191 'formats': formats,
192 'description': info['description'],
193 'thumbnail': info['defaultThumbnailUrl'],
402a3efc 194 'duration': int_or_none(info.get('duration'), 1000),
e9bf7479 195 }