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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 compat_urllib_request,
9 ExtractorError,
10 find_xpath_attr,
11 fix_xml_ampersands,
12 HEADRequest,
13 unescapeHTML,
14 url_basename,
15 RegexNotFoundError,
16 )
17
18
19 def _media_xml_tag(tag):
20 return '{http://search.yahoo.com/mrss/}%s' % tag
21
22
23 class MTVServicesInfoExtractor(InfoExtractor):
24 _MOBILE_TEMPLATE = None
25 @staticmethod
26 def _id_from_uri(uri):
27 return uri.split(':')[-1]
28
29 # This was originally implemented for ComedyCentral, but it also works here
30 @staticmethod
31 def _transform_rtmp_url(rtmp_video_url):
32 m = re.match(r'^rtmpe?://.*?/(?P<finalid>gsp\..+?/.*)$', rtmp_video_url)
33 if not m:
34 return rtmp_video_url
35 base = 'http://mtvnmobile.vo.llnwd.net/kip0/_pxn=1+_pxI0=Ripod-h264+_pxL0=undefined+_pxM0=+_pxK=18639+_pxE=mp4/44620/mtvnorigin/'
36 return base + m.group('finalid')
37
38 def _get_thumbnail_url(self, uri, itemdoc):
39 search_path = '%s/%s' % (_media_xml_tag('group'), _media_xml_tag('thumbnail'))
40 thumb_node = itemdoc.find(search_path)
41 if thumb_node is None:
42 return None
43 else:
44 return thumb_node.attrib['url']
45
46 def _extract_mobile_video_formats(self, mtvn_id):
47 webpage_url = self._MOBILE_TEMPLATE % mtvn_id
48 req = compat_urllib_request.Request(webpage_url)
49 # Otherwise we get a webpage that would execute some javascript
50 req.add_header('Youtubedl-user-agent', 'curl/7')
51 webpage = self._download_webpage(req, mtvn_id,
52 'Downloading mobile page')
53 metrics_url = unescapeHTML(self._search_regex(r'<a href="(http://metrics.+?)"', webpage, 'url'))
54 req = HEADRequest(metrics_url)
55 response = self._request_webpage(req, mtvn_id, 'Resolving url')
56 url = response.geturl()
57 # Transform the url to get the best quality:
58 url = re.sub(r'.+pxE=mp4', 'http://mtvnmobile.vo.llnwd.net/kip0/_pxn=0+_pxK=18639+_pxE=mp4', url, 1)
59 return [{'url': url,'ext': 'mp4'}]
60
61 def _extract_video_formats(self, mdoc, mtvn_id):
62 if re.match(r'.*/(error_country_block\.swf|geoblock\.mp4)$', mdoc.find('.//src').text) is not None:
63 if mtvn_id is not None and self._MOBILE_TEMPLATE is not None:
64 self.to_screen('The normal version is not available from your '
65 'country, trying with the mobile version')
66 return self._extract_mobile_video_formats(mtvn_id)
67 raise ExtractorError('This video is not available from your country.',
68 expected=True)
69
70 formats = []
71 for rendition in mdoc.findall('.//rendition'):
72 try:
73 _, _, ext = rendition.attrib['type'].partition('/')
74 rtmp_video_url = rendition.find('./src').text
75 formats.append({'ext': ext,
76 'url': self._transform_rtmp_url(rtmp_video_url),
77 'format_id': rendition.get('bitrate'),
78 'width': int(rendition.get('width')),
79 'height': int(rendition.get('height')),
80 })
81 except (KeyError, TypeError):
82 raise ExtractorError('Invalid rendition field.')
83 self._sort_formats(formats)
84 return formats
85
86 def _get_video_info(self, itemdoc):
87 uri = itemdoc.find('guid').text
88 video_id = self._id_from_uri(uri)
89 self.report_extraction(video_id)
90 mediagen_url = itemdoc.find('%s/%s' % (_media_xml_tag('group'), _media_xml_tag('content'))).attrib['url']
91 # Remove the templates, like &device={device}
92 mediagen_url = re.sub(r'&[^=]*?={.*?}(?=(&|$))', '', mediagen_url)
93 if 'acceptMethods' not in mediagen_url:
94 mediagen_url += '&acceptMethods=fms'
95
96 mediagen_doc = self._download_xml(mediagen_url, video_id,
97 'Downloading video urls')
98
99 description_node = itemdoc.find('description')
100 if description_node is not None:
101 description = description_node.text.strip()
102 else:
103 description = None
104
105 title_el = None
106 if title_el is None:
107 title_el = find_xpath_attr(
108 itemdoc, './/{http://search.yahoo.com/mrss/}category',
109 'scheme', 'urn:mtvn:video_title')
110 if title_el is None:
111 title_el = itemdoc.find('.//{http://search.yahoo.com/mrss/}title')
112 if title_el is None:
113 title_el = itemdoc.find('.//title')
114 if title_el.text is None:
115 title_el = None
116
117 title = title_el.text
118 if title is None:
119 raise ExtractorError('Could not find video title')
120 title = title.strip()
121
122 # This a short id that's used in the webpage urls
123 mtvn_id = None
124 mtvn_id_node = find_xpath_attr(itemdoc, './/{http://search.yahoo.com/mrss/}category',
125 'scheme', 'urn:mtvn:id')
126 if mtvn_id_node is not None:
127 mtvn_id = mtvn_id_node.text
128
129 return {
130 'title': title,
131 'formats': self._extract_video_formats(mediagen_doc, mtvn_id),
132 'id': video_id,
133 'thumbnail': self._get_thumbnail_url(uri, itemdoc),
134 'description': description,
135 }
136
137 def _get_videos_info(self, uri):
138 video_id = self._id_from_uri(uri)
139 data = compat_urllib_parse.urlencode({'uri': uri})
140
141 idoc = self._download_xml(
142 self._FEED_URL + '?' + data, video_id,
143 'Downloading info', transform_source=fix_xml_ampersands)
144 return [self._get_video_info(item) for item in idoc.findall('.//item')]
145
146 def _real_extract(self, url):
147 title = url_basename(url)
148 webpage = self._download_webpage(url, title)
149 try:
150 # the url can be http://media.mtvnservices.com/fb/{mgid}.swf
151 # or http://media.mtvnservices.com/{mgid}
152 og_url = self._og_search_video_url(webpage)
153 mgid = url_basename(og_url)
154 if mgid.endswith('.swf'):
155 mgid = mgid[:-4]
156 except RegexNotFoundError:
157 mgid = self._search_regex(
158 [r'data-mgid="(.*?)"', r'swfobject.embedSWF\(".*?(mgid:.*?)"'],
159 webpage, u'mgid')
160 return self._get_videos_info(mgid)
161
162
163 class MTVIE(MTVServicesInfoExtractor):
164 _VALID_URL = r'''(?x)^https?://
165 (?:(?:www\.)?mtv\.com/videos/.+?/(?P<videoid>[0-9]+)/[^/]+$|
166 m\.mtv\.com/videos/video\.rbml\?.*?id=(?P<mgid>[^&]+))'''
167
168 _FEED_URL = 'http://www.mtv.com/player/embed/AS3/rss/'
169
170 _TESTS = [
171 {
172 'url': 'http://www.mtv.com/videos/misc/853555/ours-vh1-storytellers.jhtml',
173 'file': '853555.mp4',
174 'md5': '850f3f143316b1e71fa56a4edfd6e0f8',
175 'info_dict': {
176 'title': 'Taylor Swift - "Ours (VH1 Storytellers)"',
177 'description': 'Album: Taylor Swift performs "Ours" for VH1 Storytellers at Harvey Mudd College.',
178 },
179 },
180 {
181 'add_ie': ['Vevo'],
182 'url': 'http://www.mtv.com/videos/taylor-swift/916187/everything-has-changed-ft-ed-sheeran.jhtml',
183 'file': 'USCJY1331283.mp4',
184 'md5': '73b4e7fcadd88929292fe52c3ced8caf',
185 'info_dict': {
186 'title': 'Everything Has Changed',
187 'upload_date': '20130606',
188 'uploader': 'Taylor Swift',
189 },
190 'skip': 'VEVO is only available in some countries',
191 },
192 ]
193
194 def _get_thumbnail_url(self, uri, itemdoc):
195 return 'http://mtv.mtvnimages.com/uri/' + uri
196
197 def _real_extract(self, url):
198 mobj = re.match(self._VALID_URL, url)
199 video_id = mobj.group('videoid')
200 uri = mobj.groupdict().get('mgid')
201 if uri is None:
202 webpage = self._download_webpage(url, video_id)
203
204 # Some videos come from Vevo.com
205 m_vevo = re.search(r'isVevoVideo = true;.*?vevoVideoId = "(.*?)";',
206 webpage, re.DOTALL)
207 if m_vevo:
208 vevo_id = m_vevo.group(1);
209 self.to_screen('Vevo video detected: %s' % vevo_id)
210 return self.url_result('vevo:%s' % vevo_id, ie='Vevo')
211
212 uri = self._html_search_regex(r'/uri/(.*?)\?', webpage, 'uri')
213 return self._get_videos_info(uri)
214
215
216 class MTVIggyIE(MTVServicesInfoExtractor):
217 IE_NAME = 'mtviggy.com'
218 _VALID_URL = r'https?://www\.mtviggy\.com/videos/.+'
219 _TEST = {
220 'url': 'http://www.mtviggy.com/videos/arcade-fire-behind-the-scenes-at-the-biggest-music-experiment-yet/',
221 'info_dict': {
222 'id': '984696',
223 'ext': 'mp4',
224 'title': 'Arcade Fire: Behind the Scenes at the Biggest Music Experiment Yet',
225 }
226 }
227 _FEED_URL = 'http://all.mtvworldverticals.com/feed-xml/'