[groupon] Add extractor (Fixes #4386)

youtube_dl/extractor/__init__.py

@@ -159,6 +159,7 @@
 from .gorillavid import GorillaVidIE
 from .goshgay import GoshgayIE
 from .grooveshark import GroovesharkIE
+from .groupon import GrouponIE
 from .hark import HarkIE
 from .heise import HeiseIE
 from .helsinki import HelsinkiIE

youtube_dl/extractor/groupon.py

@@ -0,0 +1,50 @@
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+
+
+class GrouponIE(InfoExtractor):
+    _VALID_URL = r'https?://www\.groupon\.com/deals/(?P<id>[^?#]+)'
+
+    _TEST = {
+        'url': 'https://www.groupon.com/deals/bikram-yoga-huntington-beach-2#ooid=tubGNycTo_9Uxg82uESj4i61EYX8nyuf',
+        'info_dict': {
+            'id': 'bikram-yoga-huntington-beach-2',
+            'title': '$49 for 10 Yoga Classes or One Month of Unlimited Classes at Bikram Yoga Huntington Beach ($180 Value)',
+            'description': 'Studio kept at 105 degrees and 40% humidity with anti-microbial and anti-slip Flotex flooring; certified instructors',
+        },
+        'playlist': [{
+            'info_dict': {
+                'id': 'tubGNycTo_9Uxg82uESj4i61EYX8nyuf',
+                'ext': 'mp4',
+                'title': 'Bikram Yoga Huntington Beach | Orange County',
+            },
+        }],
+        'params': {
+            'skip_download': 'HLS',
+        }
+    }
+
+    def _real_extract(self, url):
+        playlist_id = self._match_id(url)
+        webpage = self._download_webpage(url, playlist_id)
+
+        payload = self._parse_json(self._search_regex(
+            r'var\s+payload\s*=\s*(.*?);\n', webpage, 'payload'), playlist_id)
+        videos = payload['carousel'].get('dealVideos', [])
+        entries = []
+        for v in videos:
+            if v.get('provider') != 'OOYALA':
+                self.report_warning(
+                    '%s: Unsupported video provider %s, skipping video' %
+                    (playlist_id, v.get('provider')))
+                continue
+            entries.append(self.url_result('ooyala:%s' % v['media']))
+
+        return {
+            '_type': 'playlist',
+            'id': playlist_id,
+            'entries': entries,
+            'title': self._og_search_title(webpage),
+            'description': self._og_search_description(webpage),
+        }