[MXPlayer] Rewrite extractor with show support (#141)

Co-authored-by: Ashish <ashish@pop-os.localdomain>
Co-authored-by: pukkandan <pukkandan.ytdlp@gmail.com>

yt_dlp/extractor/mxplayer.py

@@ -6,98 +6,122 @@ from .common import InfoExtractor
 from ..utils import (
     ExtractorError,
     js_to_json,
+    qualities,
+    try_get,
     url_or_none,
     urljoin,
 )
 
 
-VALID_STREAMS = ('dash', )
-
-
 class MxplayerIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?mxplayer\.in/movie/(?P<slug>[a-z0-9]+(?:-[a-z0-9]+)*)'
-    _TEST = {
+    _VALID_URL = r'https?://(?:www\.)?mxplayer\.in/(?:show|movie)/(?:(?P<display_id>[-/a-z0-9]+)-)?(?P<id>[a-z0-9]+)'
+    _TESTS = [{
         'url': 'https://www.mxplayer.in/movie/watch-knock-knock-hindi-dubbed-movie-online-b9fa28df3bfb8758874735bbd7d2655a?watch=true',
         'info_dict': {
             'id': 'b9fa28df3bfb8758874735bbd7d2655a',
             'ext': 'mp4',
-            'title': 'Knock Knock Movie | Watch 2015 Knock Knock Full Movie Online- MX Player',
+            'title': 'Knock Knock (Hindi Dubbed)',
             'description': 'md5:b195ba93ff1987309cfa58e2839d2a5b'
         },
         'params': {
             'skip_download': True,
             'format': 'bestvideo'
         }
+    }, {
+        'url': 'https://www.mxplayer.in/show/watch-shaitaan/season-1/the-infamous-taxi-gang-of-meerut-online-45055d5bcff169ad48f2ad7552a83d6c',
+        'info_dict': {
+            'id': '45055d5bcff169ad48f2ad7552a83d6c',
+            'ext': 'm3u8',
+            'title': 'The infamous taxi gang of Meerut',
+            'description': 'md5:033a0a7e3fd147be4fb7e07a01a3dc28',
+            'season': 'Season 1',
+            'series': 'Shaitaan'
+        },
+        'params': {
+            'skip_download': True,
         }
-
-    def _get_best_stream_url(self, stream):
-        best_stream = list(filter(None, [v for k, v in stream.items()]))
-        return best_stream.pop(0) if len(best_stream) else None
+    }, {
+        'url': 'https://www.mxplayer.in/show/watch-aashram/chapter-1/duh-swapna-online-d445579792b0135598ba1bc9088a84cb',
+        'info_dict': {
+            'id': 'd445579792b0135598ba1bc9088a84cb',
+            'ext': 'mp4',
+            'title': 'Duh Swapna',
+            'description': 'md5:35ff39c4bdac403c53be1e16a04192d8',
+            'season': 'Chapter 1',
+            'series': 'Aashram'
+        },
+        'expected_warnings': ['Unknown MIME type application/mp4 in DASH manifest'],
+        'params': {
+            'skip_download': True,
+            'format': 'bestvideo'
+        }
+    }]
 
     def _get_stream_urls(self, video_dict):
-        stream_dict = video_dict.get('stream', {'provider': {}})
-        stream_provider = stream_dict.get('provider')
+        stream_provider_dict = try_get(
+            video_dict,
+            lambda x: x['stream'][x['stream']['provider']])
+        if not stream_provider_dict:
+            raise ExtractorError('No stream provider found', expected=True)
 
-        if not stream_dict[stream_provider]:
-            message = 'No stream provider found'
-            raise ExtractorError('%s said: %s' % (self.IE_NAME, message), expected=True)
-
-        streams = []
-        for stream_name, v in stream_dict[stream_provider].items():
-            if stream_name in VALID_STREAMS:
-                stream_url = self._get_best_stream_url(v)
-                if stream_url is None:
-                    continue
-                streams.append((stream_name, stream_url))
-        return streams
+        for stream_name, stream in stream_provider_dict.items():
+            if stream_name in ('hls', 'dash', 'hlsUrl', 'dashUrl'):
+                stream_type = stream_name.replace('Url', '')
+                if isinstance(stream, dict):
+                    for quality, stream_url in stream.items():
+                        if stream_url:
+                            yield stream_type, quality, stream_url
+                else:
+                    yield stream_type, 'base', stream
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        video_slug = mobj.group('slug')
-
-        video_id = video_slug.split('-')[-1]
-
+        display_id, video_id = re.match(self._VALID_URL, url).groups()
         webpage = self._download_webpage(url, video_id)
 
-        window_state_json = self._html_search_regex(
+        source = self._parse_json(
+            js_to_json(self._html_search_regex(
                 r'(?s)<script>window\.state\s*[:=]\s(\{.+\})\n(\w+).*(</script>).*',
-            webpage, 'WindowState')
-
-        source = self._parse_json(js_to_json(window_state_json), video_id)
+                webpage, 'WindowState')),
+            video_id)
         if not source:
             raise ExtractorError('Cannot find source', expected=True)
 
         config_dict = source['config']
         video_dict = source['entities'][video_id]
-        stream_urls = self._get_stream_urls(video_dict)
 
-        title = self._og_search_title(webpage, fatal=True, default=video_dict['title'])
+        thumbnails = []
+        for i in video_dict.get('imageInfo') or []:
+            thumbnails.append({
+                'url': urljoin(config_dict['imageBaseUrl'], i['url']),
+                'width': i['width'],
+                'height': i['height'],
+            })
 
         formats = []
-        headers = {'Referer': url}
-        for stream_name, stream_url in stream_urls:
-            if stream_name == 'dash':
+        get_quality = qualities(['main', 'base', 'high'])
+        for stream_type, quality, stream_url in self._get_stream_urls(video_dict):
             format_url = url_or_none(urljoin(config_dict['videoCdnBaseUrl'], stream_url))
             if not format_url:
                 continue
-                formats.extend(self._extract_mpd_formats(
-                    format_url, video_id, mpd_id='dash', headers=headers))
+            if stream_type == 'dash':
+                dash_formats = self._extract_mpd_formats(
+                    format_url, video_id, mpd_id='dash-%s' % quality, headers={'Referer': url})
+                for frmt in dash_formats:
+                    frmt['quality'] = get_quality(quality)
+                formats.extend(dash_formats)
+            elif stream_type == 'hls':
+                formats.extend(self._extract_m3u8_formats(
+                    format_url, video_id, fatal=False,
+                    m3u8_id='hls-%s' % quality, quality=get_quality(quality)))
 
         self._sort_formats(formats)
-        info = {
+        return {
             'id': video_id,
-            'title': title,
+            'display_id': display_id.replace('/', '-'),
+            'title': video_dict['title'] or self._og_search_title(webpage),
+            'formats': formats,
             'description': video_dict.get('description'),
-            'formats': formats
+            'season': try_get(video_dict, lambda x: x['container']['title']),
+            'series': try_get(video_dict, lambda x: x['container']['container']['title']),
+            'thumbnails': thumbnails,
         }
-
-        if video_dict.get('imageInfo'):
-            info['thumbnails'] = list(map(lambda i: dict(i, **{
-                'url': urljoin(config_dict['imageBaseUrl'], i['url'])
-            }), video_dict['imageInfo']))
-
-        if video_dict.get('webUrl'):
-            last_part = video_dict['webUrl'].split("/")[-1]
-            info['display_id'] = last_part.replace(video_id, "").rstrip("-")
-
-        return info