[abc] fix ABC IView extraction and add support for livestreams(closes #16704)(closes #12354)

youtube_dl/extractor/abc.py

@@ -105,22 +105,22 @@ class ABCIE(InfoExtractor):
 
 class ABCIViewIE(InfoExtractor):
     IE_NAME = 'abc.net.au:iview'
-    _VALID_URL = r'https?://iview\.abc\.net\.au/programs/[^/]+/(?P<id>[^/?#]+)'
+    _VALID_URL = r'https?://iview\.abc\.net\.au/(?:[^/]+/)*video/(?P<id>[^/?#]+)'
     _GEO_COUNTRIES = ['AU']
 
     # ABC iview programs are normally available for 14 days only.
     _TESTS = [{
-        'url': 'https://iview.abc.net.au/programs/ben-and-hollys-little-kingdom/ZY9247A021S00',
+        'url': 'https://iview.abc.net.au/show/ben-and-hollys-little-kingdom/series/0/video/ZX9371A050S00',
         'md5': 'cde42d728b3b7c2b32b1b94b4a548afc',
         'info_dict': {
-            'id': 'ZY9247A021S00',
+            'id': 'ZX9371A050S00',
             'ext': 'mp4',
-            'title': "Gaston's Visit",
+            'title': "Gaston's Birthday",
             'series': "Ben And Holly's Little Kingdom",
-            'description': 'md5:18db170ad71cf161e006a4c688e33155',
-            'upload_date': '20180318',
+            'description': 'md5:f9de914d02f226968f598ac76f105bcf',
+            'upload_date': '20180604',
             'uploader_id': 'abc4kids',
-            'timestamp': 1521400959,
+            'timestamp': 1528140219,
         },
         'params': {
             'skip_download': True,
@@ -129,17 +129,16 @@ class ABCIViewIE(InfoExtractor):
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
-        video_params = self._parse_json(self._search_regex(
-            r'videoParams\s*=\s*({.+?});', webpage, 'video params'), video_id)
-        title = video_params.get('title') or video_params['seriesTitle']
-        stream = next(s for s in video_params['playlist'] if s.get('type') == 'program')
+        video_params = self._download_json(
+            'https://iview.abc.net.au/api/programs/' + video_id, video_id)
+        title = unescapeHTML(video_params.get('title') or video_params['seriesTitle'])
+        stream = next(s for s in video_params['playlist'] if s.get('type') in ('program', 'livestream'))
 
-        house_number = video_params.get('episodeHouseNumber')
-        path = '/auth/hls/sign?ts={0}&hn={1}&d=android-mobile'.format(
+        house_number = video_params.get('episodeHouseNumber') or video_id
+        path = '/auth/hls/sign?ts={0}&hn={1}&d=android-tablet'.format(
             int(time.time()), house_number)
         sig = hmac.new(
-            'android.content.res.Resources'.encode('utf-8'),
+            b'android.content.res.Resources',
             path.encode('utf-8'), hashlib.sha256).hexdigest()
         token = self._download_webpage(
             'http://iview.abc.net.au{0}&sig={1}'.format(path, sig), video_id)
@@ -169,18 +168,21 @@ class ABCIViewIE(InfoExtractor):
                 'ext': 'vtt',
             }]
 
+        is_live = video_params.get('livestream') == '1'
+        if is_live:
+            title = self._live_title(title)
+
         return {
             'id': video_id,
-            'title': unescapeHTML(title),
-            'description': self._html_search_meta(['og:description', 'twitter:description'], webpage),
-            'thumbnail': self._html_search_meta(['og:image', 'twitter:image:src'], webpage),
+            'title': title,
+            'description': video_params.get('description'),
+            'thumbnail': video_params.get('thumbnail'),
             'duration': int_or_none(video_params.get('eventDuration')),
             'timestamp': parse_iso8601(video_params.get('pubDate'), ' '),
             'series': unescapeHTML(video_params.get('seriesTitle')),
             'series_id': video_params.get('seriesHouseNumber') or video_id[:7],
-            'episode_number': int_or_none(self._html_search_meta('episodeNumber', webpage, default=None)),
-            'episode': self._html_search_meta('episode_title', webpage, default=None),
             'uploader_id': video_params.get('channel'),
             'formats': formats,
             'subtitles': subtitles,
+            'is_live': is_live,
         }