[viki] Add extractor (fixes #1813)

youtube_dl/extractor/__init__.py

@@ -157,6 +157,7 @@
 from .videopremium import VideoPremiumIE
 from .vimeo import VimeoIE, VimeoChannelIE
 from .vine import VineIE
+from .viki import VikiIE
 from .vk import VKIE
 from .wat import WatIE
 from .websurg import WeBSurgIE

youtube_dl/extractor/viki.py

@@ -0,0 +1,91 @@
+import re
+
+from ..utils import (
+    unified_strdate,
+)
+from .subtitles import SubtitlesInfoExtractor
+
+
+class VikiIE(SubtitlesInfoExtractor):
+    IE_NAME = u'viki'
+
+    _VALID_URL = r'^https?://(?:www\.)?viki\.com/videos/(?P<id>[0-9]+v)'
+    _TEST = {
+        u'url': u'http://www.viki.com/videos/1023585v-heirs-episode-14',
+        u'file': u'1023585v.mp4',
+        u'md5': u'a21454021c2646f5433514177e2caa5f',
+        u'info_dict': {
+            u'title': u'Heirs Episode 14',
+            u'uploader': u'SBS',
+            u'description': u'md5:c4b17b9626dd4b143dcc4d855ba3474e',
+            u'upload_date': u'20131121',
+            u'age_limit': 13,
+        }
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group(1)
+
+        webpage = self._download_webpage(url, video_id)
+        title = self._og_search_title(webpage)
+        description = self._og_search_description(webpage)
+        thumbnail = self._og_search_thumbnail(webpage)
+
+        uploader = self._html_search_regex(
+            r'<strong>Broadcast Network: </strong>\s*([^<]*)<', webpage,
+            u'uploader')
+        if uploader is not None:
+            uploader = uploader.strip()
+
+        rating_str = self._html_search_regex(
+            r'<strong>Rating: </strong>\s*([^<]*)<', webpage,
+            u'rating information', default='').strip()
+        RATINGS = {
+            'G': 0,
+            'PG': 10,
+            'PG-13': 13,
+            'R': 16,
+            'NC': 18,
+        }
+        age_limit = RATINGS.get(rating_str)
+
+        info_url = 'http://www.viki.com/player5_fragment/%s?action=show&controller=videos' % video_id
+        info_webpage = self._download_webpage(info_url, video_id)
+        video_url = self._html_search_regex(
+            r'<source[^>]+src="([^"]+)"', info_webpage, u'video URL')
+
+        upload_date_str = self._html_search_regex(
+            r'"created_at":"([^"]+)"', info_webpage, u'upload date')
+        upload_date = (
+            unified_strdate(upload_date_str)
+            if upload_date_str is not None
+            else None
+        )
+
+        # subtitles
+        video_subtitles = self.extract_subtitles(video_id, info_webpage)
+        if self._downloader.params.get('listsubtitles', False):
+            self._list_available_subtitles(video_id, info_webpage)
+            return
+
+        return {
+            'id': video_id,
+            'title': title,
+            'url': video_url,
+            'description': description,
+            'thumbnail': thumbnail,
+            'age_limit': age_limit,
+            'uploader': uploader,
+            'subtitles': video_subtitles,
+            'upload_date': upload_date,
+        }
+
+    def _get_available_subtitles(self, video_id, info_webpage):
+        res = {}
+        for sturl in re.findall(r'<track src="([^"]+)"/>'):
+            m = re.search(r'/(?P<lang>[a-z]+)\.vtt', sturl)
+            if not m:
+                continue
+            res[m.group('lang')] = sturl
+        return res