From 295fbb3ae3a7d0dd50e286be5c487cf145ed5778 Mon Sep 17 00:00:00 2001
From: Mozi <29089388+pzhlkj6612@users.noreply.github.com>
Date: Fri, 22 Sep 2023 01:28:20 +0800
Subject: [PATCH] [ie/eplus:inbound] Add extractor (#5782)

Authored by: pzhlkj6612
---
 yt_dlp/extractor/_extractors.py |  1 +
 yt_dlp/extractor/eplus.py       | 96 +++++++++++++++++++++++++++++++++
 2 files changed, 97 insertions(+)
 create mode 100644 yt_dlp/extractor/eplus.py

diff --git a/yt_dlp/extractor/_extractors.py b/yt_dlp/extractor/_extractors.py
index 490b010b8d..3ce6baef2f 100644
--- a/yt_dlp/extractor/_extractors.py
+++ b/yt_dlp/extractor/_extractors.py
@@ -565,6 +565,7 @@ from .epicon import (
     EpiconIE,
     EpiconSeriesIE,
 )
+from .eplus import EplusIbIE
 from .epoch import EpochIE
 from .eporner import EpornerIE
 from .eroprofile import (
diff --git a/yt_dlp/extractor/eplus.py b/yt_dlp/extractor/eplus.py
new file mode 100644
index 0000000000..3ebdcf5fbe
--- /dev/null
+++ b/yt_dlp/extractor/eplus.py
@@ -0,0 +1,96 @@
+from .common import InfoExtractor
+from ..utils import (
+    ExtractorError,
+    try_call,
+    unified_timestamp,
+)
+
+
+class EplusIbIE(InfoExtractor):
+    IE_NAME = 'eplus:inbound'
+    IE_DESC = 'e+ (イープラス) overseas'
+    _VALID_URL = r'https?://live\.eplus\.jp/ex/player\?ib=(?P<id>(?:\w|%2B|%2F){86}%3D%3D)'
+    _TESTS = [{
+        'url': 'https://live.eplus.jp/ex/player?ib=YEFxb3Vyc2Dombnjg7blkrLlrablnJLjgrnjgq%2Fjg7zjg6vjgqLjgqTjg4njg6vlkIzlpb3kvJpgTGllbGxhIQ%3D%3D',
+        'info_dict': {
+            'id': '354502-0001-002',
+            'title': 'LoveLive!Series Presents COUNTDOWN LoveLive! 2021→2022～LIVE with a smile!～【Streaming+(配信)】',
+            'live_status': 'was_live',
+            'release_date': '20211231',
+            'release_timestamp': 1640952000,
+            'description': str,
+        },
+        'params': {
+            'skip_download': True,
+            'ignore_no_formats_error': True,
+        },
+        'expected_warnings': [
+            'Could not find the playlist URL. This event may not be accessible',
+            'No video formats found!',
+            'Requested format is not available',
+        ],
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+
+        data_json = self._search_json(r'<script>\s*var app\s*=', webpage, 'data json', video_id)
+
+        delivery_status = data_json.get('delivery_status')
+        archive_mode = data_json.get('archive_mode')
+        release_timestamp = try_call(lambda: unified_timestamp(data_json['event_datetime']) - 32400)
+        release_timestamp_str = data_json.get('event_datetime_text')  # JST
+
+        self.write_debug(f'delivery_status = {delivery_status}, archive_mode = {archive_mode}')
+
+        if delivery_status == 'PREPARING':
+            live_status = 'is_upcoming'
+        elif delivery_status == 'STARTED':
+            live_status = 'is_live'
+        elif delivery_status == 'STOPPED':
+            if archive_mode != 'ON':
+                raise ExtractorError(
+                    'This event has ended and there is no archive for this event', expected=True)
+            live_status = 'post_live'
+        elif delivery_status == 'WAIT_CONFIRM_ARCHIVED':
+            live_status = 'post_live'
+        elif delivery_status == 'CONFIRMED_ARCHIVE':
+            live_status = 'was_live'
+        else:
+            self.report_warning(f'Unknown delivery_status {delivery_status}, treat it as a live')
+            live_status = 'is_live'
+
+        formats = []
+
+        m3u8_playlist_urls = self._search_json(
+            r'var listChannels\s*=', webpage, 'hls URLs', video_id, contains_pattern=r'\[.+\]', default=[])
+        if not m3u8_playlist_urls:
+            if live_status == 'is_upcoming':
+                self.raise_no_formats(
+                    f'Could not find the playlist URL. This live event will begin at {release_timestamp_str} JST', expected=True)
+            else:
+                self.raise_no_formats(
+                    'Could not find the playlist URL. This event may not be accessible', expected=True)
+        elif live_status == 'is_upcoming':
+            self.raise_no_formats(f'This live event will begin at {release_timestamp_str} JST', expected=True)
+        elif live_status == 'post_live':
+            self.raise_no_formats('This event has ended, and the archive will be available shortly', expected=True)
+        else:
+            for m3u8_playlist_url in m3u8_playlist_urls:
+                formats.extend(self._extract_m3u8_formats(m3u8_playlist_url, video_id))
+            # FIXME: HTTP request headers need to be updated to continue download
+            warning = 'Due to technical limitations, the download will be interrupted after one hour'
+            if live_status == 'is_live':
+                self.report_warning(warning)
+            elif live_status == 'was_live':
+                self.report_warning(f'{warning}. You can restart to continue the download')
+
+        return {
+            'id': data_json['app_id'],
+            'title': data_json.get('app_name'),
+            'formats': formats,
+            'live_status': live_status,
+            'description': data_json.get('content'),
+            'release_timestamp': release_timestamp,
+        }