From d5d1517e7d838500800d193ac3234b06e89654cd Mon Sep 17 00:00:00 2001
From: Mozi <29089388+pzhlkj6612@users.noreply.github.com>
Date: Tue, 12 Dec 2023 08:29:36 +0800
Subject: [PATCH] [ie/eplus] Add login support and DRM detection (#8661)

Authored by: pzhlkj6612
---
 yt_dlp/extractor/eplus.py | 98 +++++++++++++++++++++++++++++++++++++--
 1 file changed, 93 insertions(+), 5 deletions(-)

diff --git a/yt_dlp/extractor/eplus.py b/yt_dlp/extractor/eplus.py
index 3ebdcf5fb..6383691a1 100644
--- a/yt_dlp/extractor/eplus.py
+++ b/yt_dlp/extractor/eplus.py
@@ -1,15 +1,20 @@
+import json
+
 from .common import InfoExtractor
 from ..utils import (
     ExtractorError,
     try_call,
     unified_timestamp,
+    urlencode_postdata,
 )
 
 
 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)'
+    _NETRC_MACHINE = 'eplus'
+    IE_NAME = 'eplus'
+    IE_DESC = 'e+ (イープラス)'
+    _VALID_URL = [r'https?://live\.eplus\.jp/ex/player\?ib=(?P<id>(?:\w|%2B|%2F){86}%3D%3D)',
+                  r'https?://live\.eplus\.jp/(?P<id>sample|\d+)']
     _TESTS = [{
         'url': 'https://live.eplus.jp/ex/player?ib=YEFxb3Vyc2Dombnjg7blkrLlrablnJLjgrnjgq%2Fjg7zjg6vjgqLjgqTjg4njg6vlkIzlpb3kvJpgTGllbGxhIQ%3D%3D',
         'info_dict': {
@@ -29,14 +34,97 @@ class EplusIbIE(InfoExtractor):
             'No video formats found!',
             'Requested format is not available',
         ],
+    }, {
+        'url': 'https://live.eplus.jp/sample',
+        'info_dict': {
+            'id': 'stream1ng20210719-test-005',
+            'title': 'Online streaming test for DRM',
+            'live_status': 'was_live',
+            'release_date': '20210719',
+            'release_timestamp': 1626703200,
+            'description': None,
+        },
+        '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',
+            'This video is DRM protected',
+        ],
+    }, {
+        'url': 'https://live.eplus.jp/2053935',
+        'info_dict': {
+            'id': '331320-0001-001',
+            'title': '丘みどり2020配信LIVE Vol.2 ～秋麗～ 【Streaming+(配信チケット)】',
+            'live_status': 'was_live',
+            'release_date': '20200920',
+            'release_timestamp': 1600596000,
+        },
+        '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',
+        ],
     }]
 
+    _USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36 Edg/119.0.0.0'
+
+    def _login(self, username, password, urlh):
+        if not self._get_cookies('https://live.eplus.jp/').get('ci_session'):
+            raise ExtractorError('Unable to get ci_session cookie')
+
+        cltft_token = urlh.headers.get('X-CLTFT-Token')
+        if not cltft_token:
+            raise ExtractorError('Unable to get X-CLTFT-Token')
+        self._set_cookie('live.eplus.jp', 'X-CLTFT-Token', cltft_token)
+
+        login_json = self._download_json(
+            'https://live.eplus.jp/member/api/v1/FTAuth/idpw', None,
+            note='Sending pre-login info', errnote='Unable to send pre-login info', headers={
+                'Content-Type': 'application/json; charset=UTF-8',
+                'Referer': urlh.url,
+                'X-Cltft-Token': cltft_token,
+                'Accept': '*/*',
+            }, data=json.dumps({
+                'loginId': username,
+                'loginPassword': password,
+            }).encode())
+        if not login_json.get('isSuccess'):
+            raise ExtractorError('Login failed: Invalid id or password', expected=True)
+
+        self._request_webpage(
+            urlh.url, None, note='Logging in', errnote='Unable to log in',
+            data=urlencode_postdata({
+                'loginId': username,
+                'loginPassword': password,
+                'Token.Default': cltft_token,
+                'op': 'nextPage',
+            }), headers={'Referer': urlh.url})
+
     def _real_extract(self, url):
         video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
+        webpage, urlh = self._download_webpage_handle(
+            url, video_id, headers={'User-Agent': self._USER_AGENT})
+        if urlh.url.startswith('https://live.eplus.jp/member/auth'):
+            username, password = self._get_login_info()
+            if not username:
+                self.raise_login_required()
+            self._login(username, password, urlh)
+            webpage = self._download_webpage(
+                url, video_id, headers={'User-Agent': self._USER_AGENT})
 
         data_json = self._search_json(r'<script>\s*var app\s*=', webpage, 'data json', video_id)
 
+        if data_json.get('drm_mode') == 'ON':
+            self.report_drm(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)
@@ -64,7 +152,7 @@ class EplusIbIE(InfoExtractor):
         formats = []
 
         m3u8_playlist_urls = self._search_json(
-            r'var listChannels\s*=', webpage, 'hls URLs', video_id, contains_pattern=r'\[.+\]', default=[])
+            r'var\s+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(