[ie/PiaLive] Add extractor (#10811)

Authored by: ChocoLZS

yt_dlp/extractor/pialive.py

@@ -0,0 +1,122 @@
+from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    clean_html,
+    extract_attributes,
+    get_element_by_class,
+    get_element_html_by_class,
+    multipart_encode,
+    str_or_none,
+    unified_timestamp,
+    url_or_none,
+)
+from ..utils.traversal import traverse_obj
+
+
+class PiaLiveIE(InfoExtractor):
+    _VALID_URL = r'https?://player\.pia-live\.jp/stream/(?P<id>[\w-]+)'
+    _PLAYER_ROOT_URL = 'https://player.pia-live.jp/'
+    _PIA_LIVE_API_URL = 'https://api.pia-live.jp'
+    _API_KEY = 'kfds)FKFps-dms9e'
+    _TESTS = [{
+        'url': 'https://player.pia-live.jp/stream/4JagFBEIM14s_hK9aXHKf3k3F3bY5eoHFQxu68TC6krUDqGOwN4d61dCWQYOd6CTxl4hjya9dsfEZGsM4uGOUdax60lEI4twsXGXf7crmz8Gk__GhupTrWxA7RFRVt76',
+        'info_dict': {
+            'id': '88f3109a-f503-4d0f-a9f7-9f39ac745d84',
+            'display_id': '2431867_001',
+            'title': 'こながめでたい日２０２４の視聴ページ | PIA LIVE STREAM(ぴあライブストリーム)',
+            'live_status': 'was_live',
+            'comment_count': int,
+        },
+        'params': {
+            'getcomments': True,
+            'skip_download': True,
+            'ignore_no_formats_error': True,
+        },
+        'skip': 'The video is no longer available',
+    }, {
+        'url': 'https://player.pia-live.jp/stream/4JagFBEIM14s_hK9aXHKf3k3F3bY5eoHFQxu68TC6krJdu0GVBVbVy01IwpJ6J3qBEm3d9TCTt1d0eWpsZGj7DrOjVOmS7GAWGwyscMgiThopJvzgWC4H5b-7XQjAfRZ',
+        'info_dict': {
+            'id': '9ce8b8ba-f6d1-4d1f-83a0-18c3148ded93',
+            'display_id': '2431867_002',
+            'title': 'こながめでたい日２０２４の視聴ページ | PIA LIVE STREAM(ぴあライブストリーム)',
+            'live_status': 'was_live',
+            'comment_count': int,
+        },
+        'params': {
+            'getcomments': True,
+            'skip_download': True,
+            'ignore_no_formats_error': True,
+        },
+        'skip': 'The video is no longer available',
+    }]
+
+    def _extract_var(self, variable, html):
+        return self._search_regex(
+            rf'(?:var|const|let)\s+{variable}\s*=\s*(["\'])(?P<value>(?:(?!\1).)+)\1',
+            html, f'variable {variable}', group='value')
+
+    def _real_extract(self, url):
+        video_key = self._match_id(url)
+        webpage = self._download_webpage(url, video_key)
+
+        program_code = self._extract_var('programCode', webpage)
+        article_code = self._extract_var('articleCode', webpage)
+        title = self._html_extract_title(webpage)
+
+        if get_element_html_by_class('play-end', webpage):
+            raise ExtractorError('The video is no longer available', expected=True, video_id=program_code)
+
+        if start_info := clean_html(get_element_by_class('play-waiting__date', webpage)):
+            date, time = self._search_regex(
+                r'(?P<date>\d{4}/\d{1,2}/\d{1,2})\([月火水木金土日]\)(?P<time>\d{2}:\d{2})',
+                start_info, 'start_info', fatal=False, group=('date', 'time'))
+            if date and time:
+                release_timestamp_str = f'{date} {time} +09:00'
+                release_timestamp = unified_timestamp(release_timestamp_str)
+                self.raise_no_formats(f'The video will be available after {release_timestamp_str}', expected=True)
+                return {
+                    'id': program_code,
+                    'title': title,
+                    'live_status': 'is_upcoming',
+                    'release_timestamp': release_timestamp,
+                }
+
+        payload, content_type = multipart_encode({
+            'play_url': video_key,
+            'api_key': self._API_KEY,
+        })
+        api_data_and_headers = {
+            'data': payload,
+            'headers': {'Content-Type': content_type, 'Referer': self._PLAYER_ROOT_URL},
+        }
+
+        player_tag_list = self._download_json(
+            f'{self._PIA_LIVE_API_URL}/perf/player-tag-list/{program_code}', program_code,
+            'Fetching player tag list', 'Unable to fetch player tag list', **api_data_and_headers)
+
+        return self.url_result(
+            extract_attributes(player_tag_list['data']['movie_one_tag'])['src'],
+            url_transparent=True, title=title, display_id=program_code,
+            __post_extractor=self.extract_comments(program_code, article_code, api_data_and_headers))
+
+    def _get_comments(self, program_code, article_code, api_data_and_headers):
+        chat_room_url = traverse_obj(self._download_json(
+            f'{self._PIA_LIVE_API_URL}/perf/chat-tag-list/{program_code}/{article_code}', program_code,
+            'Fetching chat info', 'Unable to fetch chat info', fatal=False, **api_data_and_headers),
+            ('data', 'chat_one_tag', {extract_attributes}, 'src', {url_or_none}))
+        if not chat_room_url:
+            return
+        comment_page = self._download_webpage(
+            chat_room_url, program_code, 'Fetching comment page', 'Unable to fetch comment page',
+            fatal=False, headers={'Referer': self._PLAYER_ROOT_URL})
+        if not comment_page:
+            return
+        yield from traverse_obj(self._search_json(
+            r'var\s+_history\s*=', comment_page, 'comment list',
+            program_code, contains_pattern=r'\[(?s:.+)\]', fatal=False), (..., {
+                'timestamp': (0, {int}),
+                'author_is_uploader': (1, {lambda x: x == 2}),
+                'author': (2, {str}),
+                'text': (3, {str}),
+                'id': (4, {str_or_none}),
+            }))