1 files changed, 132 insertions, 0 deletions
diff --git a/yt_dlp/extractor/litv.py b/yt_dlp/extractor/litv.py
new file mode 100644
index 0000000..31826ac
--- /dev/null
+++ b/yt_dlp/extractor/litv.py
@@ -0,0 +1,132 @@
+import json
+
+from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    int_or_none,
+    traverse_obj,
+    smuggle_url,
+    unsmuggle_url,
+)
+
+
+class LiTVIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?litv\.tv/(?:vod|promo)/[^/]+/(?:content\.do)?\?.*?\b(?:content_)?id=(?P<id>[^&]+)'
+
+    _URL_TEMPLATE = 'https://www.litv.tv/vod/%s/content.do?id=%s'
+
+    _TESTS = [{
+        'url': 'https://www.litv.tv/vod/drama/content.do?brc_id=root&id=VOD00041610&isUHEnabled=true&autoPlay=1',
+        'info_dict': {
+            'id': 'VOD00041606',
+            'title': '花千骨',
+        },
+        'playlist_count': 50,
+    }, {
+        'url': 'https://www.litv.tv/vod/drama/content.do?brc_id=root&id=VOD00041610&isUHEnabled=true&autoPlay=1',
+        'md5': '969e343d9244778cb29acec608e53640',
+        'info_dict': {
+            'id': 'VOD00041610',
+            'ext': 'mp4',
+            'title': '花千骨第1集',
+            'thumbnail': r're:https?://.*\.jpg$',
+            'description': 'md5:c7017aa144c87467c4fb2909c4b05d6f',
+            'episode_number': 1,
+        },
+        'params': {
+            'noplaylist': True,
+        },
+        'skip': 'Georestricted to Taiwan',
+    }, {
+        'url': 'https://www.litv.tv/promo/miyuezhuan/?content_id=VOD00044841&',
+        'md5': '88322ea132f848d6e3e18b32a832b918',
+        'info_dict': {
+            'id': 'VOD00044841',
+            'ext': 'mp4',
+            'title': '芈月傳第1集　霸星芈月降世楚國',
+            'description': '楚威王二年，太史令唐昧夜觀星象，發現霸星即將現世。王后得知霸星的預言後，想盡辦法不讓孩子順利出生，幸得莒姬相護化解危機。沒想到眾人期待下出生的霸星卻是位公主，楚威王對此失望至極。楚王后命人將女嬰丟棄河中，居然奇蹟似的被少司命像攔下，楚威王認為此女非同凡響，為她取名芈月。',
+        },
+        'skip': 'Georestricted to Taiwan',
+    }]
+
+    def _extract_playlist(self, season_list, video_id, program_info, prompt=True):
+        episode_title = program_info['title']
+        content_id = season_list['contentId']
+
+        all_episodes = [
+            self.url_result(smuggle_url(
+                self._URL_TEMPLATE % (program_info['contentType'], episode['contentId']),
+                {'force_noplaylist': True}))  # To prevent infinite recursion
+            for episode in season_list['episode']]
+
+        return self.playlist_result(all_episodes, content_id, episode_title)
+
+    def _real_extract(self, url):
+        url, smuggled_data = unsmuggle_url(url, {})
+
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, video_id)
+
+        program_info = self._parse_json(self._search_regex(
+            r'var\s+programInfo\s*=\s*([^;]+)', webpage, 'VOD data', default='{}'),
+            video_id)
+
+        season_list = list(program_info.get('seasonList', {}).values())
+        playlist_id = traverse_obj(season_list, 0, 'contentId')
+        if self._yes_playlist(playlist_id, video_id, smuggled_data):
+            return self._extract_playlist(season_list[0], video_id, program_info)
+
+        # In browsers `getMainUrl` request is always issued. Usually this
+        # endpoint gives the same result as the data embedded in the webpage.
+        # If georestricted, there are no embedded data, so an extra request is
+        # necessary to get the error code
+        if 'assetId' not in program_info:
+            program_info = self._download_json(
+                'https://www.litv.tv/vod/ajax/getProgramInfo', video_id,
+                query={'contentId': video_id},
+                headers={'Accept': 'application/json'})
+        video_data = self._parse_json(self._search_regex(
+            r'uiHlsUrl\s*=\s*testBackendData\(([^;]+)\);',
+            webpage, 'video data', default='{}'), video_id)
+        if not video_data:
+            payload = {
+                'assetId': program_info['assetId'],
+                'watchDevices': program_info['watchDevices'],
+                'contentType': program_info['contentType'],
+            }
+            video_data = self._download_json(
+                'https://www.litv.tv/vod/getMainUrl', video_id,
+                data=json.dumps(payload).encode('utf-8'),
+                headers={'Content-Type': 'application/json'})
+
+        if not video_data.get('fullpath'):
+            error_msg = video_data.get('errorMessage')
+            if error_msg == 'vod.error.outsideregionerror':
+                self.raise_geo_restricted('This video is available in Taiwan only')
+            if error_msg:
+                raise ExtractorError('%s said: %s' % (self.IE_NAME, error_msg), expected=True)
+            raise ExtractorError('Unexpected result from %s' % self.IE_NAME)
+
+        formats = self._extract_m3u8_formats(
+            video_data['fullpath'], video_id, ext='mp4',
+            entry_protocol='m3u8_native', m3u8_id='hls')
+        for a_format in formats:
+            # LiTV HLS segments doesn't like compressions
+            a_format.setdefault('http_headers', {})['Youtubedl-no-compression'] = True
+
+        title = program_info['title'] + program_info.get('secondaryMark', '')
+        description = program_info.get('description')
+        thumbnail = program_info.get('imageFile')
+        categories = [item['name'] for item in program_info.get('category', [])]
+        episode = int_or_none(program_info.get('episode'))
+
+        return {
+            'id': video_id,
+            'formats': formats,
+            'title': title,
+            'description': description,
+            'thumbnail': thumbnail,
+            'categories': categories,
+            'episode_number': episode,
+        }