[shared] Add extractor (Closes #3312)

youtube_dl/extractor/__init__.py

@@ -259,6 +259,7 @@
 from .scivee import SciVeeIE
 from .screencast import ScreencastIE
 from .servingsys import ServingSysIE
+from .shared import SharedIE
 from .sina import SinaIE
 from .slideshare import SlideshareIE
 from .slutload import SlutloadIE

youtube_dl/extractor/shared.py

@@ -0,0 +1,57 @@
+from __future__ import unicode_literals
+
+import re
+import base64
+
+from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    compat_urllib_request,
+    compat_urllib_parse,
+    int_or_none,
+)
+
+
+class SharedIE(InfoExtractor):
+    _VALID_URL = r'http://shared\.sx/(?P<id>[\da-z]{10})'
+
+    _TEST = {
+        'url': 'http://shared.sx/0060718775',
+        'md5': '53e1c58fc3e777ae1dfe9e57ba2f9c72',
+        'info_dict': {
+            'id': '0060718775',
+            'ext': 'mp4',
+            'title': 'Big Buck Bunny Trailer',
+        },
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+
+        page = self._download_webpage(url, video_id)
+
+        if re.search(r'>File does not exist<', page) is not None:
+            raise ExtractorError('Video %s does not exist' % video_id, expected=True)
+
+        download_form = dict(re.findall(r'<input type="hidden" name="([^"]+)" value="([^"]*)"', page))
+
+        request = compat_urllib_request.Request(url, compat_urllib_parse.urlencode(download_form))
+        request.add_header('Content-Type', 'application/x-www-form-urlencoded')
+
+        video_page = self._download_webpage(request, video_id, 'Downloading video page')
+
+        video_url = self._html_search_regex(r'data-url="([^"]+)"', video_page, 'video URL')
+        title = base64.b64decode(self._html_search_meta('full:title', page, 'title')).decode('utf-8')
+        filesize = int_or_none(self._html_search_meta('full:size', page, 'file size', fatal=False))
+        thumbnail = self._html_search_regex(
+            r'data-poster="([^"]+)"', video_page, 'thumbnail', fatal=False, default=None)
+
+        return {
+            'id': video_id,
+            'url': video_url,
+            'ext': 'mp4',
+            'filesize': filesize,
+            'title': title,
+            'thumbnail': thumbnail,
+        }