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1 files changed, 433 insertions, 0 deletions

diff --git a/hypervideo_dl/extractor/viki.py b/hypervideo_dl/extractor/viki.py
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+++ b/hypervideo_dl/extractor/viki.py
@@ -0,0 +1,433 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import base64
+import hashlib
+import hmac
+import itertools
+import json
+import re
+import time
+
+from .common import InfoExtractor
+from ..compat import (
+    compat_parse_qs,
+    compat_urllib_parse_urlparse,
+)
+from ..utils import (
+    ExtractorError,
+    int_or_none,
+    parse_age_limit,
+    parse_iso8601,
+    sanitized_Request,
+    std_headers,
+    try_get,
+)
+
+
+class VikiBaseIE(InfoExtractor):
+    _VALID_URL_BASE = r'https?://(?:www\.)?viki\.(?:com|net|mx|jp|fr)/'
+    _API_QUERY_TEMPLATE = '/v4/%sapp=%s&t=%s&site=www.viki.com'
+    _API_URL_TEMPLATE = 'https://api.viki.io%s&sig=%s'
+
+    _APP = '100005a'
+    _APP_VERSION = '6.0.0'
+    _APP_SECRET = 'MM_d*yP@`&1@]@!AVrXf_o-HVEnoTnm$O-ti4[G~$JDI/Dc-&piU&z&5.;:}95=Iad'
+
+    _GEO_BYPASS = False
+    _NETRC_MACHINE = 'viki'
+
+    _token = None
+
+    _ERRORS = {
+        'geo': 'Sorry, this content is not available in your region.',
+        'upcoming': 'Sorry, this content is not yet available.',
+        'paywall': 'Sorry, this content is only available to Viki Pass Plus subscribers',
+    }
+
+    def _prepare_call(self, path, timestamp=None, post_data=None):
+        path += '?' if '?' not in path else '&'
+        if not timestamp:
+            timestamp = int(time.time())
+        query = self._API_QUERY_TEMPLATE % (path, self._APP, timestamp)
+        if self._token:
+            query += '&token=%s' % self._token
+        sig = hmac.new(
+            self._APP_SECRET.encode('ascii'),
+            query.encode('ascii'),
+            hashlib.sha1
+        ).hexdigest()
+        url = self._API_URL_TEMPLATE % (query, sig)
+        return sanitized_Request(
+            url, json.dumps(post_data).encode('utf-8')) if post_data else url
+
+    def _call_api(self, path, video_id, note, timestamp=None, post_data=None):
+        resp = self._download_json(
+            self._prepare_call(path, timestamp, post_data), video_id, note,
+            headers={'x-viki-app-ver': self._APP_VERSION})
+
+        error = resp.get('error')
+        if error:
+            if error == 'invalid timestamp':
+                resp = self._download_json(
+                    self._prepare_call(path, int(resp['current_timestamp']), post_data),
+                    video_id, '%s (retry)' % note)
+                error = resp.get('error')
+            if error:
+                self._raise_error(resp['error'])
+
+        return resp
+
+    def _raise_error(self, error):
+        raise ExtractorError(
+            '%s returned error: %s' % (self.IE_NAME, error),
+            expected=True)
+
+    def _check_errors(self, data):
+        for reason, status in (data.get('blocking') or {}).items():
+            if status and reason in self._ERRORS:
+                message = self._ERRORS[reason]
+                if reason == 'geo':
+                    self.raise_geo_restricted(msg=message)
+                elif reason == 'paywall':
+                    self.raise_login_required(message)
+                raise ExtractorError('%s said: %s' % (
+                    self.IE_NAME, message), expected=True)
+
+    def _real_initialize(self):
+        self._login()
+
+    def _login(self):
+        username, password = self._get_login_info()
+        if username is None:
+            return
+
+        login_form = {
+            'login_id': username,
+            'password': password,
+        }
+
+        login = self._call_api(
+            'sessions.json', None,
+            'Logging in', post_data=login_form)
+
+        self._token = login.get('token')
+        if not self._token:
+            self.report_warning('Unable to get session token, login has probably failed')
+
+    @staticmethod
+    def dict_selection(dict_obj, preferred_key, allow_fallback=True):
+        if preferred_key in dict_obj:
+            return dict_obj.get(preferred_key)
+
+        if not allow_fallback:
+            return
+
+        filtered_dict = list(filter(None, [dict_obj.get(k) for k in dict_obj.keys()]))
+        return filtered_dict[0] if filtered_dict else None
+
+
+class VikiIE(VikiBaseIE):
+    IE_NAME = 'viki'
+    _VALID_URL = r'%s(?:videos|player)/(?P<id>[0-9]+v)' % VikiBaseIE._VALID_URL_BASE
+    _TESTS = [{
+        'url': 'http://www.viki.com/videos/1023585v-heirs-episode-14',
+        'info_dict': {
+            'id': '1023585v',
+            'ext': 'mp4',
+            'title': 'Heirs - Episode 14',
+            'uploader': 'SBS Contents Hub',
+            'timestamp': 1385047627,
+            'upload_date': '20131121',
+            'age_limit': 13,
+            'duration': 3570,
+            'episode_number': 14,
+        },
+        'params': {
+            'format': 'bestvideo',
+        },
+        'skip': 'Blocked in the US',
+        'expected_warnings': ['Unknown MIME type image/jpeg in DASH manifest'],
+    }, {
+        # clip
+        'url': 'http://www.viki.com/videos/1067139v-the-avengers-age-of-ultron-press-conference',
+        'md5': '86c0b5dbd4d83a6611a79987cc7a1989',
+        'info_dict': {
+            'id': '1067139v',
+            'ext': 'mp4',
+            'title': "'The Avengers: Age of Ultron' Press Conference",
+            'description': 'md5:d70b2f9428f5488321bfe1db10d612ea',
+            'duration': 352,
+            'timestamp': 1430380829,
+            'upload_date': '20150430',
+            'uploader': 'Arirang TV',
+            'like_count': int,
+            'age_limit': 0,
+        },
+        'skip': 'Sorry. There was an error loading this video',
+    }, {
+        'url': 'http://www.viki.com/videos/1048879v-ankhon-dekhi',
+        'info_dict': {
+            'id': '1048879v',
+            'ext': 'mp4',
+            'title': 'Ankhon Dekhi',
+            'duration': 6512,
+            'timestamp': 1408532356,
+            'upload_date': '20140820',
+            'uploader': 'Spuul',
+            'like_count': int,
+            'age_limit': 13,
+        },
+        'skip': 'Blocked in the US',
+    }, {
+        # episode
+        'url': 'http://www.viki.com/videos/44699v-boys-over-flowers-episode-1',
+        'md5': '0a53dc252e6e690feccd756861495a8c',
+        'info_dict': {
+            'id': '44699v',
+            'ext': 'mp4',
+            'title': 'Boys Over Flowers - Episode 1',
+            'description': 'md5:b89cf50038b480b88b5b3c93589a9076',
+            'duration': 4172,
+            'timestamp': 1270496524,
+            'upload_date': '20100405',
+            'uploader': 'group8',
+            'like_count': int,
+            'age_limit': 13,
+            'episode_number': 1,
+        },
+        'params': {
+            'format': 'bestvideo',
+        },
+        'expected_warnings': ['Unknown MIME type image/jpeg in DASH manifest'],
+    }, {
+        # youtube external
+        'url': 'http://www.viki.com/videos/50562v-poor-nastya-complete-episode-1',
+        'md5': '63f8600c1da6f01b7640eee7eca4f1da',
+        'info_dict': {
+            'id': '50562v',
+            'ext': 'webm',
+            'title': 'Poor Nastya [COMPLETE] - Episode 1',
+            'description': '',
+            'duration': 606,
+            'timestamp': 1274949505,
+            'upload_date': '20101213',
+            'uploader': 'ad14065n',
+            'uploader_id': 'ad14065n',
+            'like_count': int,
+            'age_limit': 13,
+        },
+        'skip': 'Page not found!',
+    }, {
+        'url': 'http://www.viki.com/player/44699v',
+        'only_matching': True,
+    }, {
+        # non-English description
+        'url': 'http://www.viki.com/videos/158036v-love-in-magic',
+        'md5': '41faaba0de90483fb4848952af7c7d0d',
+        'info_dict': {
+            'id': '158036v',
+            'ext': 'mp4',
+            'uploader': 'I Planet Entertainment',
+            'upload_date': '20111122',
+            'timestamp': 1321985454,
+            'description': 'md5:44b1e46619df3a072294645c770cef36',
+            'title': 'Love In Magic',
+            'age_limit': 13,
+        },
+        'params': {
+            'format': 'bestvideo',
+        },
+        'expected_warnings': ['Unknown MIME type image/jpeg in DASH manifest'],
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        resp = self._download_json(
+            'https://www.viki.com/api/videos/' + video_id,
+            video_id, 'Downloading video JSON', headers={
+                'x-client-user-agent': std_headers['User-Agent'],
+                'x-viki-app-ver': '3.0.0',
+            })
+        video = resp['video']
+
+        self._check_errors(video)
+
+        title = self.dict_selection(video.get('titles', {}), 'en', allow_fallback=False)
+        episode_number = int_or_none(video.get('number'))
+        if not title:
+            title = 'Episode %d' % episode_number if video.get('type') == 'episode' else video.get('id') or video_id
+            container_titles = try_get(video, lambda x: x['container']['titles'], dict) or {}
+            container_title = self.dict_selection(container_titles, 'en')
+            title = '%s - %s' % (container_title, title)
+
+        description = self.dict_selection(video.get('descriptions', {}), 'en')
+
+        like_count = int_or_none(try_get(video, lambda x: x['likes']['count']))
+
+        thumbnails = []
+        for thumbnail_id, thumbnail in (video.get('images') or {}).items():
+            thumbnails.append({
+                'id': thumbnail_id,
+                'url': thumbnail.get('url'),
+            })
+
+        subtitles = {}
+        for subtitle_lang, _ in (video.get('subtitle_completions') or {}).items():
+            subtitles[subtitle_lang] = [{
+                'ext': subtitles_format,
+                'url': self._prepare_call(
+                    'videos/%s/subtitles/%s.%s' % (video_id, subtitle_lang, subtitles_format)),
+            } for subtitles_format in ('srt', 'vtt')]
+
+        result = {
+            'id': video_id,
+            'title': title,
+            'description': description,
+            'duration': int_or_none(video.get('duration')),
+            'timestamp': parse_iso8601(video.get('created_at')),
+            'uploader': video.get('author'),
+            'uploader_url': video.get('author_url'),
+            'like_count': like_count,
+            'age_limit': parse_age_limit(video.get('rating')),
+            'thumbnails': thumbnails,
+            'subtitles': subtitles,
+            'episode_number': episode_number,
+        }
+
+        formats = []
+
+        def add_format(format_id, format_dict, protocol='http'):
+            # rtmps URLs does not seem to work
+            if protocol == 'rtmps':
+                return
+            format_url = format_dict.get('url')
+            if not format_url:
+                return
+            qs = compat_parse_qs(compat_urllib_parse_urlparse(format_url).query)
+            stream = qs.get('stream', [None])[0]
+            if stream:
+                format_url = base64.b64decode(stream).decode()
+            if format_id in ('m3u8', 'hls'):
+                m3u8_formats = self._extract_m3u8_formats(
+                    format_url, video_id, 'mp4',
+                    entry_protocol='m3u8_native',
+                    m3u8_id='m3u8-%s' % protocol, fatal=False)
+                # Despite CODECS metadata in m3u8 all video-only formats
+                # are actually video+audio
+                for f in m3u8_formats:
+                    if '_drm/index_' in f['url']:
+                        continue
+                    if f.get('acodec') == 'none' and f.get('vcodec') != 'none':
+                        f['acodec'] = None
+                    formats.append(f)
+            elif format_id in ('mpd', 'dash'):
+                formats.extend(self._extract_mpd_formats(
+                    format_url, video_id, 'mpd-%s' % protocol, fatal=False))
+            elif format_url.startswith('rtmp'):
+                mobj = re.search(
+                    r'^(?P<url>rtmp://[^/]+/(?P<app>.+?))/(?P<playpath>mp4:.+)$',
+                    format_url)
+                if not mobj:
+                    return
+                formats.append({
+                    'format_id': 'rtmp-%s' % format_id,
+                    'ext': 'flv',
+                    'url': mobj.group('url'),
+                    'play_path': mobj.group('playpath'),
+                    'app': mobj.group('app'),
+                    'page_url': url,
+                })
+            else:
+                formats.append({
+                    'url': format_url,
+                    'format_id': '%s-%s' % (format_id, protocol),
+                    'height': int_or_none(self._search_regex(
+                        r'^(\d+)[pP]$', format_id, 'height', default=None)),
+                })
+
+        for format_id, format_dict in (resp.get('streams') or {}).items():
+            add_format(format_id, format_dict)
+        if not formats:
+            streams = self._call_api(
+                'videos/%s/streams.json' % video_id, video_id,
+                'Downloading video streams JSON')
+
+            if 'external' in streams:
+                result.update({
+                    '_type': 'url_transparent',
+                    'url': streams['external']['url'],
+                })
+                return result
+
+            for format_id, stream_dict in streams.items():
+                for protocol, format_dict in stream_dict.items():
+                    add_format(format_id, format_dict, protocol)
+        self._sort_formats(formats)
+
+        result['formats'] = formats
+        return result
+
+
+class VikiChannelIE(VikiBaseIE):
+    IE_NAME = 'viki:channel'
+    _VALID_URL = r'%s(?:tv|news|movies|artists)/(?P<id>[0-9]+c)' % VikiBaseIE._VALID_URL_BASE
+    _TESTS = [{
+        'url': 'http://www.viki.com/tv/50c-boys-over-flowers',
+        'info_dict': {
+            'id': '50c',
+            'title': 'Boys Over Flowers',
+            'description': 'md5:804ce6e7837e1fd527ad2f25420f4d59',
+        },
+        'playlist_mincount': 71,
+    }, {
+        'url': 'http://www.viki.com/tv/1354c-poor-nastya-complete',
+        'info_dict': {
+            'id': '1354c',
+            'title': 'Poor Nastya [COMPLETE]',
+            'description': 'md5:05bf5471385aa8b21c18ad450e350525',
+        },
+        'playlist_count': 127,
+        'skip': 'Page not found',
+    }, {
+        'url': 'http://www.viki.com/news/24569c-showbiz-korea',
+        'only_matching': True,
+    }, {
+        'url': 'http://www.viki.com/movies/22047c-pride-and-prejudice-2005',
+        'only_matching': True,
+    }, {
+        'url': 'http://www.viki.com/artists/2141c-shinee',
+        'only_matching': True,
+    }]
+
+    _PER_PAGE = 25
+
+    def _real_extract(self, url):
+        channel_id = self._match_id(url)
+
+        channel = self._call_api(
+            'containers/%s.json' % channel_id, channel_id,
+            'Downloading channel JSON')
+
+        self._check_errors(channel)
+
+        title = self.dict_selection(channel['titles'], 'en')
+
+        description = self.dict_selection(channel['descriptions'], 'en')
+
+        entries = []
+        for video_type in ('episodes', 'clips', 'movies'):
+            for page_num in itertools.count(1):
+                page = self._call_api(
+                    'containers/%s/%s.json?per_page=%d&sort=number&direction=asc&with_paging=true&page=%d'
+                    % (channel_id, video_type, self._PER_PAGE, page_num), channel_id,
+                    'Downloading %s JSON page #%d' % (video_type, page_num))
+                for video in page['response']:
+                    video_id = video['id']
+                    entries.append(self.url_result(
+                        'https://www.viki.com/videos/%s' % video_id, 'Viki'))
+                if not page['pagination']['next']:
+                    break
+
+        return self.playlist_result(entries, channel_id, title, description)