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[youtubedl] / youtube_dl / extractor / mtv.py
1 from __future__ import unicode_literals
2
3 import re
4
5 from .common import InfoExtractor
6 from ..utils import (
7 compat_urllib_parse,
8 ExtractorError,
9 find_xpath_attr,
10 fix_xml_ampersands,
11 url_basename,
12 RegexNotFoundError,
13 )
14
15
16 def _media_xml_tag(tag):
17 return '{http://search.yahoo.com/mrss/}%s' % tag
18
19
20 class MTVServicesInfoExtractor(InfoExtractor):
21 @staticmethod
22 def _id_from_uri(uri):
23 return uri.split(':')[-1]
24
25 # This was originally implemented for ComedyCentral, but it also works here
26 @staticmethod
27 def _transform_rtmp_url(rtmp_video_url):
28 m = re.match(r'^rtmpe?://.*?/(?P<finalid>gsp\..+?/.*)$', rtmp_video_url)
29 if not m:
30 return rtmp_video_url
31 base = 'http://mtvnmobile.vo.llnwd.net/kip0/_pxn=1+_pxI0=Ripod-h264+_pxL0=undefined+_pxM0=+_pxK=18639+_pxE=mp4/44620/mtvnorigin/'
32 return base + m.group('finalid')
33
34 def _get_thumbnail_url(self, uri, itemdoc):
35 search_path = '%s/%s' % (_media_xml_tag('group'), _media_xml_tag('thumbnail'))
36 thumb_node = itemdoc.find(search_path)
37 if thumb_node is None:
38 return None
39 else:
40 return thumb_node.attrib['url']
41
42 def _extract_video_formats(self, mdoc):
43 if re.match(r'.*/error_country_block\.swf$', mdoc.find('.//src').text) is not None:
44 raise ExtractorError('This video is not available from your country.', expected=True)
45
46 formats = []
47 for rendition in mdoc.findall('.//rendition'):
48 try:
49 _, _, ext = rendition.attrib['type'].partition('/')
50 rtmp_video_url = rendition.find('./src').text
51 formats.append({'ext': ext,
52 'url': self._transform_rtmp_url(rtmp_video_url),
53 'format_id': rendition.get('bitrate'),
54 'width': int(rendition.get('width')),
55 'height': int(rendition.get('height')),
56 })
57 except (KeyError, TypeError):
58 raise ExtractorError('Invalid rendition field.')
59 return formats
60
61 def _get_video_info(self, itemdoc):
62 uri = itemdoc.find('guid').text
63 video_id = self._id_from_uri(uri)
64 self.report_extraction(video_id)
65 mediagen_url = itemdoc.find('%s/%s' % (_media_xml_tag('group'), _media_xml_tag('content'))).attrib['url']
66 # Remove the templates, like &device={device}
67 mediagen_url = re.sub(r'&[^=]*?={.*?}(?=(&|$))', '', mediagen_url)
68 if 'acceptMethods' not in mediagen_url:
69 mediagen_url += '&acceptMethods=fms'
70
71 mediagen_doc = self._download_xml(mediagen_url, video_id,
72 'Downloading video urls')
73
74 description_node = itemdoc.find('description')
75 if description_node is not None:
76 description = description_node.text.strip()
77 else:
78 description = None
79
80 title_el = None
81 if title_el is None:
82 title_el = find_xpath_attr(
83 itemdoc, './/{http://search.yahoo.com/mrss/}category',
84 'scheme', 'urn:mtvn:video_title')
85 if title_el is None:
86 title_el = itemdoc.find('.//{http://search.yahoo.com/mrss/}title')
87 if title_el is None:
88 title_el = itemdoc.find('.//title')
89 if title_el.text is None:
90 title_el = None
91
92 title = title_el.text
93 if title is None:
94 raise ExtractorError('Could not find video title')
95 title = title.strip()
96
97 return {
98 'title': title,
99 'formats': self._extract_video_formats(mediagen_doc),
100 'id': video_id,
101 'thumbnail': self._get_thumbnail_url(uri, itemdoc),
102 'description': description,
103 }
104
105 def _get_videos_info(self, uri):
106 video_id = self._id_from_uri(uri)
107 data = compat_urllib_parse.urlencode({'uri': uri})
108
109 idoc = self._download_xml(
110 self._FEED_URL + '?' + data, video_id,
111 'Downloading info', transform_source=fix_xml_ampersands)
112 return [self._get_video_info(item) for item in idoc.findall('.//item')]
113
114 def _real_extract(self, url):
115 title = url_basename(url)
116 webpage = self._download_webpage(url, title)
117 try:
118 # the url can be http://media.mtvnservices.com/fb/{mgid}.swf
119 # or http://media.mtvnservices.com/{mgid}
120 og_url = self._og_search_video_url(webpage)
121 mgid = url_basename(og_url)
122 if mgid.endswith('.swf'):
123 mgid = mgid[:-4]
124 except RegexNotFoundError:
125 mgid = self._search_regex(
126 [r'data-mgid="(.*?)"', r'swfobject.embedSWF\(".*?(mgid:.*?)"'],
127 webpage, u'mgid')
128 return self._get_videos_info(mgid)
129
130
131 class MTVIE(MTVServicesInfoExtractor):
132 _VALID_URL = r'''(?x)^https?://
133 (?:(?:www\.)?mtv\.com/videos/.+?/(?P<videoid>[0-9]+)/[^/]+$|
134 m\.mtv\.com/videos/video\.rbml\?.*?id=(?P<mgid>[^&]+))'''
135
136 _FEED_URL = 'http://www.mtv.com/player/embed/AS3/rss/'
137
138 _TESTS = [
139 {
140 'url': 'http://www.mtv.com/videos/misc/853555/ours-vh1-storytellers.jhtml',
141 'file': '853555.mp4',
142 'md5': '850f3f143316b1e71fa56a4edfd6e0f8',
143 'info_dict': {
144 'title': 'Taylor Swift - "Ours (VH1 Storytellers)"',
145 'description': 'Album: Taylor Swift performs "Ours" for VH1 Storytellers at Harvey Mudd College.',
146 },
147 },
148 {
149 'add_ie': ['Vevo'],
150 'url': 'http://www.mtv.com/videos/taylor-swift/916187/everything-has-changed-ft-ed-sheeran.jhtml',
151 'file': 'USCJY1331283.mp4',
152 'md5': '73b4e7fcadd88929292fe52c3ced8caf',
153 'info_dict': {
154 'title': 'Everything Has Changed',
155 'upload_date': '20130606',
156 'uploader': 'Taylor Swift',
157 },
158 'skip': 'VEVO is only available in some countries',
159 },
160 ]
161
162 def _get_thumbnail_url(self, uri, itemdoc):
163 return 'http://mtv.mtvnimages.com/uri/' + uri
164
165 def _real_extract(self, url):
166 mobj = re.match(self._VALID_URL, url)
167 video_id = mobj.group('videoid')
168 uri = mobj.groupdict().get('mgid')
169 if uri is None:
170 webpage = self._download_webpage(url, video_id)
171
172 # Some videos come from Vevo.com
173 m_vevo = re.search(r'isVevoVideo = true;.*?vevoVideoId = "(.*?)";',
174 webpage, re.DOTALL)
175 if m_vevo:
176 vevo_id = m_vevo.group(1);
177 self.to_screen('Vevo video detected: %s' % vevo_id)
178 return self.url_result('vevo:%s' % vevo_id, ie='Vevo')
179
180 uri = self._html_search_regex(r'/uri/(.*?)\?', webpage, 'uri')
181 return self._get_videos_info(uri)
182
183
184 class MTVIggyIE(MTVServicesInfoExtractor):
185 IE_NAME = 'mtviggy.com'
186 _VALID_URL = r'https?://www\.mtviggy\.com/videos/.+'
187 _TEST = {
188 'url': 'http://www.mtviggy.com/videos/arcade-fire-behind-the-scenes-at-the-biggest-music-experiment-yet/',
189 'info_dict': {
190 'id': '984696',
191 'ext': 'mp4',
192 'title': 'Arcade Fire: Behind the Scenes at the Biggest Music Experiment Yet',
193 }
194 }
195 _FEED_URL = 'http://all.mtvworldverticals.com/feed-xml/'