[vevo] extract metadata and formats from api if videoinfo is empty

these was fixed by @yan12125 in ff51983e1563db08734e43a07d5671a517f99ef6
i only added some code to extract video metadata and more formats from
api

youtube_dl/extractor/vevo.py

@@ -7,6 +7,8 @@ from ..compat import compat_etree_fromstring
 from ..utils import (
     ExtractorError,
     int_or_none,
+    sanitized_Request,
+    parse_iso8601,
 )
 
 
@@ -64,6 +66,7 @@ class VevoIE(InfoExtractor):
             'uploader_id': 'justintimberlakeVEVO',
             'uploader': 'justintimberlakeVEVO',
             'upload_date': '20130703',
+            'duration': 419,
         },
         'params': {
             'skip_download': 'true',
@@ -72,13 +75,18 @@ class VevoIE(InfoExtractor):
     }, {
         'note': 'No video_info',
         'url': 'http://www.vevo.com/watch/k-camp-1/Till-I-Die/USUV71503000',
-        'md5': '8b83cc492d72fc9cf74a02acee7dc1b0',
+        'md5': 'a8b84d1d1957cd01046441b701b270fb',
         'info_dict': {
-            'id': 'USUV71503000',
+            'id': 'Lad2jHtJCqY',
             'ext': 'mp4',
-            'title': 'Till I Die - K Camp ft. T.I.',
+            'title': 'K Camp - Till I Die ft. T.I.',
+            'description': 'md5:0694920ededdee4a14cfc39695cc8ec3',
+            'uploader_id': 'KCampVEVO',
+            'uploader': 'KCampVEVO',
+            'upload_date': '20151207',
             'duration': 193,
         },
+        'add_ie': ['Youtube'],
     }]
     _SMIL_BASE_URL = 'http://smil.lvl3.vevo.com'
     _SOURCE_TYPES = {
@@ -96,7 +104,7 @@ class VevoIE(InfoExtractor):
         18: 'dash',
     }
     _VERSIONS = {
-        0: 'youtube',
+        0: 'youtube',  # only in AuthenticateVideo videoVersions
         1: 'level3',
         2: 'akamai',
         3: 'level3',
@@ -138,14 +146,34 @@ class VevoIE(InfoExtractor):
             })
         return formats
 
+    def _initialize_api(self, video_url, video_id):
+        req = sanitized_Request(
+            'http://www.vevo.com/auth', data=b'')
+        webpage = self._download_webpage(
+            req, None,
+            note='Retrieving oauth token',
+            errnote='Unable to retrieve oauth token')
+
+        if 'THIS PAGE IS CURRENTLY UNAVAILABLE IN YOUR REGION' in webpage:
+            raise ExtractorError('%s said: This page is currently unavailable in your region.' % self.IE_NAME, expected=True)
+
+        auth_info = self._parse_json(webpage, video_id)
+        self._api_url_template = self.http_scheme() + '//apiv2.vevo.com/%s?token=' + auth_info['access_token']
+
+    def _call_api(self, path, video_id, note, errnote, fatal=True):
+        return self._download_json(self._api_url_template % path, video_id, note, errnote)
+
     def _real_extract(self, url):
         video_id = self._match_id(url)
 
-        webpage = None
-
         json_url = 'http://videoplayer.vevo.com/VideoService/AuthenticateVideo?isrc=%s' % video_id
-        response = self._download_json(json_url, video_id)
-        video_info = response['video'] or {}
+        response = self._download_json(json_url, video_id, 'Downloading video info', 'Unable to download info')
+        video_info = response.get('video') or {}
+        video_versions = video_info.get('videoVersions')
+        uploader = None
+        timestamp = None
+        view_count = None
+        formats = []
 
         if not video_info:
             ytid = response.get('errorInfo', {}).get('ytid')
@@ -161,44 +189,112 @@ class VevoIE(InfoExtractor):
             if url.startswith('vevo:'):
                 raise ExtractorError(
                     'Please specify full Vevo URL for downloading', expected=True)
-            webpage = self._download_webpage(url, video_id)
 
-        title = video_info.get('title') or self._og_search_title(webpage)
+            self._initialize_api(url, video_id)
+            video_info = self._call_api(
+                'video/%s' % video_id, video_id, 'Downloading api video info',
+                'Failed to download video info')
 
-        smil_parsed = False
-        formats = []
-        for video_version in video_info['videoVersions']:
-            version = self._VERSIONS.get(video_version['version'])
-            if version == 'youtube':
+            ytid = video_info.get('youTubeId')
+            if ytid:
                 return self.url_result(
-                    video_version['id'], 'Youtube', video_version['id'])
-            else:
-                source_type = self._SOURCE_TYPES.get(video_version['sourceType'])
-                renditions = compat_etree_fromstring(video_version['data'])
-                if source_type == 'http':
-                    for rend in renditions.findall('rendition'):
-                        attr = rend.attrib
-                        formats.append({
-                            'url': attr['url'],
-                            'format_id': '%s-%s' % (version, attr['name']),
-                            'height': int_or_none(attr.get('frameheight')),
-                            'width': int_or_none(attr.get('frameWidth')),
-                            'tbr': int_or_none(attr.get('totalBitrate')),
-                            'vbr': int_or_none(attr.get('videoBitrate')),
-                            'abr': int_or_none(attr.get('audioBitrate')),
-                            'vcodec': attr.get('videoCodec'),
-                            'acodec': attr.get('audioCodec'),
-                        })
-                elif source_type == 'hls':
+                    ytid, 'Youtube', ytid)
+
+            video_versions = self._call_api(
+                'video/%s/streams' % video_id, video_id,
+                'Downloading video versions info',
+                'Failed to download video versions info')
+
+            timestamp = parse_iso8601(video_info.get('releaseDate'))
+            artists = video_info.get('artists')
+            if artists:
+                uploader = artists[0]['name']
+            view_count = int_or_none(video_info.get('views', {}).get('total'))
+
+            for video_version in video_versions:
+                version = self._VERSIONS.get(video_version['version'])
+                version_url = video_version.get('url')
+                if not version_url:
+                        continue
+
+                if '.mpd' in version_url or '.ism' in version_url:
+                    continue
+                elif '.m3u8' in version_url:
                     formats.extend(self._extract_m3u8_formats(
-                        renditions.find('rendition').attrib['url'], video_id,
-                        'mp4', 'm3u8_native', m3u8_id='hls-%s' % version, fatal=False))
-                elif source_type == 'smil' and not smil_parsed:
-                    formats.extend(self._extract_smil_formats(
-                        renditions.find('rendition').attrib['url'], video_id, False))
-                    smil_parsed = True
+                        version_url, video_id, 'mp4', 'm3u8_native',
+                        m3u8_id='hls-%s' % version,
+                        note='Downloading %s m3u8 information' % version,
+                        errnote='Failed to download %s m3u8 information' % version,
+                        fatal=False))
+                else:
+                    m = re.search(r'''(?xi)
+                        _(?P<width>[0-9]+)x(?P<height>[0-9]+)
+                        _(?P<vcodec>[a-z0-9]+)
+                        _(?P<vbr>[0-9]+)
+                        _(?P<acodec>[a-z0-9]+)
+                        _(?P<abr>[0-9]+)
+                        \.(?P<ext>[a-z0-9]+)''', version_url)
+                    if not m:
+                        continue
+
+                    formats.append({
+                        'url': version_url,
+                        'format_id': 'http-%s-%s' % (version, video_version['quality']),
+                        'vcodec': m.group('vcodec'),
+                        'acodec': m.group('acodec'),
+                        'vbr': int(m.group('vbr')),
+                        'abr': int(m.group('abr')),
+                        'ext': m.group('ext'),
+                        'width': int(m.group('width')),
+                        'height': int(m.group('height')),
+                    })
+        else:
+            timestamp = int_or_none(self._search_regex(
+                r'/Date\((\d+)\)/',
+                video_info['releaseDate'], 'release date', fatal=False),
+                scale=1000)
+            artists = video_info.get('mainArtists')
+            if artists:
+                uploader = artists[0]['artistName']
+
+            smil_parsed = False
+            for video_version in video_info['videoVersions']:
+                version = self._VERSIONS.get(video_version['version'])
+                if version == 'youtube':
+                    return self.url_result(
+                        video_version['id'], 'Youtube', video_version['id'])
+                else:
+                    source_type = self._SOURCE_TYPES.get(video_version['sourceType'])
+                    renditions = compat_etree_fromstring(video_version['data'])
+                    if source_type == 'http':
+                        for rend in renditions.findall('rendition'):
+                            attr = rend.attrib
+                            formats.append({
+                                'url': attr['url'],
+                                'format_id': 'http-%s-%s' % (version, attr['name']),
+                                'height': int_or_none(attr.get('frameheight')),
+                                'width': int_or_none(attr.get('frameWidth')),
+                                'tbr': int_or_none(attr.get('totalBitrate')),
+                                'vbr': int_or_none(attr.get('videoBitrate')),
+                                'abr': int_or_none(attr.get('audioBitrate')),
+                                'vcodec': attr.get('videoCodec'),
+                                'acodec': attr.get('audioCodec'),
+                            })
+                    elif source_type == 'hls':
+                        formats.extend(self._extract_m3u8_formats(
+                            renditions.find('rendition').attrib['url'], video_id,
+                            'mp4', 'm3u8_native', m3u8_id='hls-%s' % version,
+                            note='Downloading %s m3u8 information' % version,
+                            errnote='Failed to download %s m3u8 information' % version,
+                            fatal=False))
+                    elif source_type == 'smil' and not smil_parsed:
+                        formats.extend(self._extract_smil_formats(
+                            renditions.find('rendition').attrib['url'], video_id, False))
+                        smil_parsed = True
         self._sort_formats(formats)
 
+        title = video_info['title']
+
         is_explicit = video_info.get('isExplicit')
         if is_explicit is True:
             age_limit = 18
@@ -207,21 +303,16 @@ class VevoIE(InfoExtractor):
         else:
             age_limit = None
 
-        timestamp = int_or_none(self._search_regex(
-            r'/Date\((\d+)\)/',
-            video_info['launchDate'], 'launch date', fatal=False),
-            scale=1000) if video_info else None
-
-        duration = video_info.get('duration') or int_or_none(
-            self._html_search_meta('video:duration', webpage))
+        duration = video_info.get('duration')
 
         return {
             'id': video_id,
             'title': title,
             'formats': formats,
-            'thumbnail': video_info.get('imageUrl'),
+            'thumbnail': video_info.get('imageUrl') or video_info.get('thumbnailUrl'),
             'timestamp': timestamp,
-            'uploader': video_info['mainArtists'][0]['artistName'] if video_info else None,
+            'uploader': uploader,
             'duration': duration,
+            'view_count': view_count,
             'age_limit': age_limit,
         }