[rai] Add support for Rai websites (Closes #2930)

youtube_dl/extractor/__init__.py

@@ -216,6 +216,7 @@
 from .prosiebensat1 import ProSiebenSat1IE
 from .pyvideo import PyvideoIE
 from .radiofrance import RadioFranceIE
+from .rai import RaiIE
 from .rbmaradio import RBMARadioIE
 from .redtube import RedTubeIE
 from .ringtv import RingTVIE

youtube_dl/extractor/rai.py

@@ -0,0 +1,120 @@
+from __future__ import unicode_literals
+
+import re
+
+from .subtitles import SubtitlesInfoExtractor
+from ..utils import (
+    parse_duration,
+    unified_strdate,
+    compat_urllib_parse,
+)
+
+
+class RaiIE(SubtitlesInfoExtractor):
+    _VALID_URL = r'(?P<url>http://(?:.+?\.)?(?:rai\.it|rai\.tv|rainews\.it)/dl/.+?-(?P<id>[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12})(?:-.+?)?\.html)'
+    _TESTS = [
+        {
+            'url': 'http://www.rai.tv/dl/RaiTV/programmi/media/ContentItem-cb27157f-9dd0-4aee-b788-b1f67643a391.html',
+            'md5': 'c064c0b2d09c278fb293116ef5d0a32d',
+            'info_dict': {
+                'id': 'cb27157f-9dd0-4aee-b788-b1f67643a391',
+                'ext': 'mp4',
+                'title': 'Report del 07/04/2014',
+                'description': 'md5:f27c544694cacb46a078db84ec35d2d9',
+                'upload_date': '20140407',
+                'duration': 6160,
+            }
+        },
+        {
+            'url': 'http://www.raisport.rai.it/dl/raiSport/media/rassegna-stampa-04a9f4bd-b563-40cf-82a6-aad3529cb4a9.html',
+            'md5': '8bb9c151924ce241b74dd52ef29ceafa',
+            'info_dict': {
+                'id': '04a9f4bd-b563-40cf-82a6-aad3529cb4a9',
+                'ext': 'mp4',
+                'title': 'TG PRIMO TEMPO',
+                'description': '',
+                'upload_date': '20140612',
+                'duration': 1758,
+            }
+        },
+        {
+            'url': 'http://www.rainews.it/dl/rainews/media/state-of-the-net-Antonella-La-Carpia-regole-virali-7aafdea9-0e5d-49d5-88a6-7e65da67ae13.html',
+            'md5': '35cf7c229f22eeef43e48b5cf923bef0',
+            'info_dict': {
+                'id': '7aafdea9-0e5d-49d5-88a6-7e65da67ae13',
+                'ext': 'mp4',
+                'title': 'State of the Net, Antonella La Carpia: regole virali',
+                'description': 'md5:b0ba04a324126903e3da7763272ae63c',
+                'upload_date': '20140613',
+            }
+        },
+        {
+            'url': 'http://www.rai.tv/dl/RaiTV/programmi/media/ContentItem-b4a49761-e0cc-4b14-8736-2729f6f73132-tg2.html',
+            'md5': '35694f062977fe6619943f08ed935730',
+            'info_dict': {
+                'id': 'b4a49761-e0cc-4b14-8736-2729f6f73132',
+                'ext': 'mp4',
+                'title': 'Alluvione in Sardegna e dissesto idrogeologico',
+                'description': 'Edizione delle ore 20:30 ',
+            }
+        },
+    ]
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        video_id = mobj.group('id')
+
+        media = self._download_json('%s?json' % mobj.group('url'), video_id, 'Downloading video JSON')
+
+        title = media.get('name')
+        description = media.get('desc')
+        thumbnail = media.get('image_300') or media.get('image_medium') or media.get('image')
+        duration = parse_duration(media.get('length'))
+        uploader = media.get('author')
+        upload_date = unified_strdate(media.get('date'))
+
+        formats = []
+
+        for format_id in ['wmv', 'm3u8', 'mediaUri', 'h264']:
+            media_url = media.get(format_id)
+            if not media_url:
+                continue
+            formats.append({
+                'url': media_url,
+                'format_id': format_id,
+                'ext': 'mp4',
+            })
+
+        if self._downloader.params.get('listsubtitles', False):
+            page = self._download_webpage(url, video_id)
+            self._list_available_subtitles(video_id, page)
+            return
+
+        subtitles = {}
+        if self._have_to_download_any_subtitles:
+            page = self._download_webpage(url, video_id)
+            subtitles = self.extract_subtitles(video_id, page)
+
+        return {
+            'id': video_id,
+            'title': title,
+            'description': description,
+            'thumbnail': thumbnail,
+            'uploader': uploader,
+            'upload_date': upload_date,
+            'duration': duration,
+            'formats': formats,
+            'subtitles': subtitles,
+        }
+
+    def _get_available_subtitles(self, video_id, webpage):
+        subtitles = {}
+        m = re.search(r'<meta name="closedcaption" content="(?P<captions>[^"]+)"', webpage)
+        if m:
+            captions = m.group('captions')
+            STL_EXT = '.stl'
+            SRT_EXT = '.srt'
+            if captions.endswith(STL_EXT):
+                captions = captions[:-len(STL_EXT)] + SRT_EXT
+            subtitles['it'] = 'http://www.rai.tv%s' % compat_urllib_parse.quote(captions)
+        return subtitles