[rice] Add new extractor(closes #1736)

youtube_dl/extractor/__init__.py

@@ -598,6 +598,7 @@
 from .restudy import RestudyIE
 from .reverbnation import ReverbNationIE
 from .revision3 import Revision3IE
+from .rice import RICEIE
 from .ringtv import RingTVIE
 from .ro220 import Ro220IE
 from .rottentomatoes import RottenTomatoesIE

youtube_dl/extractor/rice.py

@@ -0,0 +1,116 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+from ..compat import compat_parse_qs
+from ..utils import (
+    xpath_text,
+    xpath_element,
+    int_or_none,
+    parse_iso8601,
+    ExtractorError,
+)
+
+
+class RICEIE(InfoExtractor):
+    _VALID_URL = r'https?://mediahub\.rice\.edu/app/[Pp]ortal/video\.aspx\?(?P<query>.+)'
+    _TEST = {
+        'url': 'https://mediahub.rice.edu/app/Portal/video.aspx?PortalID=25ffd62c-3d01-4b29-8c70-7c94270efb3e&DestinationID=66bc9434-03bd-4725-b47e-c659d8d809db&ContentID=YEWIvbhb40aqdjMD1ALSqw',
+        'md5': '9b83b4a2eead4912dc3b7fac7c449b6a',
+        'info_dict': {
+            'id': 'YEWIvbhb40aqdjMD1ALSqw',
+            'ext': 'mp4',
+            'title': 'Active Learning in Archeology',
+            'upload_date': '20140616',
+            'timestamp': 1402926346,
+        }
+    }
+    _NS = 'http://schemas.datacontract.org/2004/07/ensembleVideo.Data.Service.Contracts.Models.Player.Config'
+
+    def _real_extract(self, url):
+        qs = compat_parse_qs(re.match(self._VALID_URL, url).group('query'))
+        if not qs.get('PortalID') or not qs.get('DestinationID') or not qs.get('ContentID'):
+            raise ExtractorError('Invalid URL', expected=True)
+
+        portal_id = qs['PortalID'][0]
+        playlist_id = qs['DestinationID'][0]
+        content_id = qs['ContentID'][0]
+
+        content_data = self._download_xml('https://mediahub.rice.edu/api/portal/GetContentTitle', content_id, query={
+            'portalId': portal_id,
+            'playlistId': playlist_id,
+            'contentId': content_id
+        })
+        metadata = xpath_element(content_data, './/metaData', fatal=True)
+        title = xpath_text(metadata, 'primaryTitle', fatal=True)
+        encodings = xpath_element(content_data, './/encodings', fatal=True)
+        player_data = self._download_xml('https://mediahub.rice.edu/api/player/GetPlayerConfig', content_id, query={
+            'temporaryLinkId': xpath_text(encodings, 'temporaryLinkId', fatal=True),
+            'contentId': content_id,
+        })
+
+        common_fmt = {}
+        dimensions = xpath_text(encodings, 'dimensions')
+        if dimensions:
+            wh = dimensions.split('x')
+            if len(wh) == 2:
+                common_fmt.update({
+                    'width': int_or_none(wh[0]),
+                    'height': int_or_none(wh[1]),
+                })
+
+        formats = []
+        rtsp_path = xpath_text(player_data, self._xpath_ns('RtspPath', self._NS))
+        if rtsp_path:
+            fmt = {
+                'url': rtsp_path,
+                'format_id': 'rtsp',
+            }
+            fmt.update(common_fmt)
+            formats.append(fmt)
+        for source in player_data.findall(self._xpath_ns('.//Source', self._NS)):
+            video_url = xpath_text(source, self._xpath_ns('File', self._NS))
+            if not video_url:
+                continue
+            if '.m3u8' in video_url:
+                formats.extend(self._extract_m3u8_formats(video_url, content_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False))
+            else:
+                fmt = {
+                    'url': video_url,
+                    'format_id': video_url.split(':')[0],
+                }
+                fmt.update(common_fmt)
+                rtmp = re.search(r'^(?P<url>rtmp://[^/]+/(?P<app>.+))/(?P<playpath>mp4:.+)$', video_url)
+                if rtmp:
+                    fmt.update({
+                        'url': rtmp.group('url'),
+                        'play_path': rtmp.group('playpath'),
+                        'app': rtmp.group('app'),
+                        'ext': 'flv',
+                    })
+                formats.append(fmt)
+        self._sort_formats(formats)
+
+        thumbnails = []
+        for content_asset in content_data.findall('.//contentAssets'):
+            asset_type = xpath_text(content_asset, 'type')
+            if asset_type == 'image':
+                image_url = xpath_text(content_asset, 'httpPath')
+                if not image_url:
+                    continue
+                thumbnails.append({
+                    'id': xpath_text(content_asset, 'ID'),
+                    'url': image_url,
+                })
+
+        return {
+            'id': content_id,
+            'title': title,
+            'description': xpath_text(metadata, 'abstract'),
+            'duration': int_or_none(xpath_text(metadata, 'duration')),
+            'timestamp': parse_iso8601(xpath_text(metadata, 'dateUpdated')),
+            'thumbnails': thumbnails,
+            'formats': formats,
+        }