Add extractor for Engadget and 5min (closes #2465)

engadget.com uses the generic 5min.com service.

youtube_dl/extractor/fivemin.py

@@ -0,0 +1,56 @@
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+from ..utils import (
+    compat_str,
+)
+
+
+class FiveMinIE(InfoExtractor):
+    IE_NAME = '5min'
+    _VALID_URL = r'''(?x)
+        (?:https?://[^/]*?5min\.com/Scripts/PlayerSeed\.js\?(.*?&)?playList=|
+            5min:)
+        (?P<id>\d+)
+        '''
+
+    _TEST = {
+        # From http://www.engadget.com/2013/11/15/ipad-mini-retina-display-review/
+        'url': 'http://pshared.5min.com/Scripts/PlayerSeed.js?sid=281&width=560&height=345&playList=518013791',
+        'md5': '4f7b0b79bf1a470e5004f7112385941d',
+        'info_dict': {
+            'id': '518013791',
+            'ext': 'mp4',
+            'title': 'iPad Mini with Retina Display Review',
+        },
+    }
+
+    @classmethod
+    def _build_result(cls, video_id):
+        return cls.url_result('5min:%s' % video_id, cls.ie_key())
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+        info = self._download_json(
+            'https://syn.5min.com/handlers/SenseHandler.ashx?func=GetResults&'
+            'playlist=%s&url=https' % video_id,
+            video_id)['binding'][0]
+
+        second_id = compat_str(int(video_id[:-2]) + 1)
+        formats = []
+        for quality, height in [(1, 320), (2, 480), (4, 720), (8, 1080)]:
+            if any(r['ID'] == quality for r in info['Renditions']):
+                formats.append({
+                    'format_id': compat_str(quality),
+                    'url': 'http://avideos.5min.com/%s/%s/%s_%s.mp4' % (second_id[-3:], second_id, video_id, quality),
+                    'height': height,
+                })
+
+        return {
+            'id': video_id,
+            'title': info['Title'],
+            'formats': formats,
+        }