Add an extractor for Internet Movie Database trailers (closes #1832)

youtube_dl/extractor/__init__.py

@@ -71,6 +71,7 @@
 from .howcast import HowcastIE
 from .hypem import HypemIE
 from .ign import IGNIE, OneUPIE
+from .imdb import ImdbIE
 from .ina import InaIE
 from .infoq import InfoQIE
 from .instagram import InstagramIE

youtube_dl/extractor/imdb.py

@@ -0,0 +1,59 @@
+import re
+import json
+
+from .common import InfoExtractor
+from ..utils import (
+    compat_urlparse,
+    get_element_by_attribute,
+)
+
+
+class ImdbIE(InfoExtractor):
+    IE_NAME = u'imdb'
+    IE_DESC = u'Internet Movie Database trailers'
+    _VALID_URL = r'http://www\.imdb\.com/video/imdb/vi(?P<id>\d+)'
+
+    _TEST = {
+        u'url': u'http://www.imdb.com/video/imdb/vi2524815897',
+        u'md5': u'9f34fa777ade3a6e57a054fdbcb3a068',
+        u'info_dict': {
+            u'id': u'2524815897',
+            u'ext': u'mp4',
+            u'title': u'Ice Age: Continental Drift Trailer (No. 2) - IMDb',
+            u'description': u'md5:9061c2219254e5d14e03c25c98e96a81',
+            u'duration': 151,
+        }
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+        webpage = self._download_webpage(url,video_id)
+        descr = get_element_by_attribute('itemprop', 'description', webpage)
+        available_formats = re.findall(
+            r'case \'(?P<f_id>.*?)\' :$\s+url = \'(?P<path>.*?)\'', webpage,
+            flags=re.MULTILINE)
+        formats = []
+        for f_id, f_path in available_formats:
+            format_page = self._download_webpage(
+                compat_urlparse.urljoin(url, f_path),
+                u'Downloading info for %s format' % f_id)
+            json_data = get_element_by_attribute('class', 'imdb-player-data',
+                format_page)
+            info = json.loads(json_data)
+            format_info = info['videoPlayerObject']['video']
+            formats.append({
+                'format_id': f_id,
+                'url': format_info['url'],
+                'height': format_info['height'],
+                'width': format_info['width'],
+            })
+
+        return {
+            'id': video_id,
+            'title': self._og_search_title(webpage),
+            'formats': formats,
+            'description': descr,
+            'thumbnail': format_info['slate'],
+            'duration': int(info['titleObject']['title']['duration_seconds']),
+        }