Merge remote-tracking branch 'rzhxeo/blip'
[youtube-dl] / youtube_dl / extractor / mtv.py
index 65c8c2d5267e7488f589252bc548504c806cb7f5..f1cf41e2dbf2012764fdb0f2e1745c07ecdef055 100644 (file)
@@ -7,35 +7,11 @@ from ..utils import (
     ExtractorError,
 )
 
+def _media_xml_tag(tag):
+    return '{http://search.yahoo.com/mrss/}%s' % tag
 
-class MTVIE(InfoExtractor):
-    _VALID_URL = r'^https?://(?:www\.)?mtv\.com/videos/.+?/(?P<videoid>[0-9]+)/[^/]+$'
-
-    _FEED_URL = 'http://www.mtv.com/player/embed/AS3/rss/'
-
-    _TESTS = [
-        {
-            u'url': u'http://www.mtv.com/videos/misc/853555/ours-vh1-storytellers.jhtml',
-            u'file': u'853555.mp4',
-            u'md5': u'850f3f143316b1e71fa56a4edfd6e0f8',
-            u'info_dict': {
-                u'title': u'Taylor Swift - "Ours (VH1 Storytellers)"',
-                u'description': u'Album: Taylor Swift performs "Ours" for VH1 Storytellers at Harvey Mudd College.',
-            },
-        },
-        {
-            u'url': u'http://www.mtv.com/videos/taylor-swift/916187/everything-has-changed-ft-ed-sheeran.jhtml',
-            u'file': u'USCJY1331283.mp4',
-            u'md5': u'73b4e7fcadd88929292fe52c3ced8caf',
-            u'info_dict': {
-                u'title': u'Everything Has Changed',
-                u'upload_date': u'20130606',
-                u'uploader': u'Taylor Swift',
-            },
-            u'skip': u'VEVO is only available in some countries',
-        },
-    ]
 
+class MTVServicesInfoExtractor(InfoExtractor):
     @staticmethod
     def _id_from_uri(uri):
         return uri.split(':')[-1]
@@ -45,73 +21,125 @@ class MTVIE(InfoExtractor):
     def _transform_rtmp_url(rtmp_video_url):
         m = re.match(r'^rtmpe?://.*?/(?P<finalid>gsp\..+?/.*)$', rtmp_video_url)
         if not m:
-            raise ExtractorError(u'Cannot transform RTMP url')
+            return rtmp_video_url
         base = 'http://mtvnmobile.vo.llnwd.net/kip0/_pxn=1+_pxI0=Ripod-h264+_pxL0=undefined+_pxM0=+_pxK=18639+_pxE=mp4/44620/mtvnorigin/'
-        return base + m.group('finalid') 
+        return base + m.group('finalid')
+
+    def _get_thumbnail_url(self, uri, itemdoc):
+        search_path = '%s/%s' % (_media_xml_tag('group'), _media_xml_tag('thumbnail'))
+        thumb_node = itemdoc.find(search_path)
+        if thumb_node is None:
+            return None
+        else:
+            return thumb_node.attrib['url']
 
-    def _extract_video_url(self, metadataXml):
+    def _extract_video_formats(self, metadataXml):
         if '/error_country_block.swf' in metadataXml:
             raise ExtractorError(u'This video is not available from your country.', expected=True)
         mdoc = xml.etree.ElementTree.fromstring(metadataXml.encode('utf-8'))
-        renditions = mdoc.findall('.//rendition')
-
-        # For now, always pick the highest quality.
-        rendition = renditions[-1]
 
-        try:
-            _,_,ext = rendition.attrib['type'].partition('/')
-            format = ext + '-' + rendition.attrib['width'] + 'x' + rendition.attrib['height'] + '_' + rendition.attrib['bitrate']
-            rtmp_video_url = rendition.find('./src').text
-        except KeyError:
-            raise ExtractorError('Invalid rendition field.')
-        video_url = self._transform_rtmp_url(rtmp_video_url)
-        return {'ext': ext, 'url': video_url, 'format': format}
+        formats = []
+        for rendition in mdoc.findall('.//rendition'):
+            try:
+                _, _, ext = rendition.attrib['type'].partition('/')
+                rtmp_video_url = rendition.find('./src').text
+                formats.append({'ext': ext,
+                                'url': self._transform_rtmp_url(rtmp_video_url),
+                                'format_id': rendition.get('bitrate'),
+                                'width': int(rendition.get('width')),
+                                'height': int(rendition.get('height')),
+                                })
+            except (KeyError, TypeError):
+                raise ExtractorError('Invalid rendition field.')
+        return formats
 
     def _get_video_info(self, itemdoc):
         uri = itemdoc.find('guid').text
         video_id = self._id_from_uri(uri)
         self.report_extraction(video_id)
-        media_namespace = {'media': 'http://search.yahoo.com/mrss/'}
-        mediagen_url = itemdoc.find('media:group/media:content', media_namespace).attrib['url']
+        mediagen_url = itemdoc.find('%s/%s' % (_media_xml_tag('group'), _media_xml_tag('content'))).attrib['url']
+        # Remove the templates, like &device={device}
+        mediagen_url = re.sub(r'&[^=]*?={.*?}(?=(&|$))', u'', mediagen_url)
         if 'acceptMethods' not in mediagen_url:
             mediagen_url += '&acceptMethods=fms'
         mediagen_page = self._download_webpage(mediagen_url, video_id,
                                                u'Downloading video urls')
-        video_info = self._extract_video_url(mediagen_page)
 
         description_node = itemdoc.find('description')
         if description_node is not None:
-            description = description_node.text
+            description = description_node.text.strip()
         else:
             description = None
-        video_info.update({'title': itemdoc.find('title').text,
-                           'id': video_id,
-                           'thumbnail': 'http://mtv.mtvnimages.com/uri/' + uri,
-                           'description': description,
-                           })
-        return video_info
+
+        return {
+            'title': itemdoc.find('title').text,
+            'formats': self._extract_video_formats(mediagen_page),
+            'id': video_id,
+            'thumbnail': self._get_thumbnail_url(uri, itemdoc),
+            'description': description,
+        }
 
     def _get_videos_info(self, uri):
         video_id = self._id_from_uri(uri)
         data = compat_urllib_parse.urlencode({'uri': uri})
-        infoXml = self._download_webpage(self._FEED_URL +'?' + data, video_id,
-                                         u'Downloading info')
-        idoc = xml.etree.ElementTree.fromstring(infoXml.encode('utf-8'))
+
+        def fix_ampersand(s):
+            """ Fix unencoded ampersand in XML """
+            return s.replace(u'& ', '&amp; ')
+        idoc = self._download_xml(
+            self._FEED_URL + '?' + data, video_id,
+            u'Downloading info', transform_source=fix_ampersand)
         return [self._get_video_info(item) for item in idoc.findall('.//item')]
 
-    def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('videoid')
 
-        webpage = self._download_webpage(url, video_id)
+class MTVIE(MTVServicesInfoExtractor):
+    _VALID_URL = r'''(?x)^https?://
+        (?:(?:www\.)?mtv\.com/videos/.+?/(?P<videoid>[0-9]+)/[^/]+$|
+           m\.mtv\.com/videos/video\.rbml\?.*?id=(?P<mgid>[^&]+))'''
+
+    _FEED_URL = 'http://www.mtv.com/player/embed/AS3/rss/'
+
+    _TESTS = [
+        {
+            u'url': u'http://www.mtv.com/videos/misc/853555/ours-vh1-storytellers.jhtml',
+            u'file': u'853555.mp4',
+            u'md5': u'850f3f143316b1e71fa56a4edfd6e0f8',
+            u'info_dict': {
+                u'title': u'Taylor Swift - "Ours (VH1 Storytellers)"',
+                u'description': u'Album: Taylor Swift performs "Ours" for VH1 Storytellers at Harvey Mudd College.',
+            },
+        },
+        {
+            u'add_ie': ['Vevo'],
+            u'url': u'http://www.mtv.com/videos/taylor-swift/916187/everything-has-changed-ft-ed-sheeran.jhtml',
+            u'file': u'USCJY1331283.mp4',
+            u'md5': u'73b4e7fcadd88929292fe52c3ced8caf',
+            u'info_dict': {
+                u'title': u'Everything Has Changed',
+                u'upload_date': u'20130606',
+                u'uploader': u'Taylor Swift',
+            },
+            u'skip': u'VEVO is only available in some countries',
+        },
+    ]
 
-        # Some videos come from Vevo.com
-        m_vevo = re.search(r'isVevoVideo = true;.*?vevoVideoId = "(.*?)";',
-                           webpage, re.DOTALL)
-        if m_vevo:
-            vevo_id = m_vevo.group(1);
-            self.to_screen(u'Vevo video detected: %s' % vevo_id)
-            return self.url_result('vevo:%s' % vevo_id, ie='Vevo')
+    def _get_thumbnail_url(self, uri, itemdoc):
+        return 'http://mtv.mtvnimages.com/uri/' + uri
 
-        uri = self._html_search_regex(r'/uri/(.*?)\?', webpage, u'uri')
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('videoid')
+        uri = mobj.groupdict().get('mgid')
+        if uri is None:
+            webpage = self._download_webpage(url, video_id)
+    
+            # Some videos come from Vevo.com
+            m_vevo = re.search(r'isVevoVideo = true;.*?vevoVideoId = "(.*?)";',
+                               webpage, re.DOTALL)
+            if m_vevo:
+                vevo_id = m_vevo.group(1);
+                self.to_screen(u'Vevo video detected: %s' % vevo_id)
+                return self.url_result('vevo:%s' % vevo_id, ie='Vevo')
+    
+            uri = self._html_search_regex(r'/uri/(.*?)\?', webpage, u'uri')
         return self._get_videos_info(uri)