From 264e77c406a3b14f15aafcd036524cb6fe86aa20 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sat, 24 Dec 2016 22:10:54 +0700
Subject: [PATCH] [twitch] Add support for rechat messages (closes #11524)

---
 youtube_dl/extractor/twitch.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/youtube_dl/extractor/twitch.py b/youtube_dl/extractor/twitch.py
index 8de8ec65b8..bbf071da3a 100644
--- a/youtube_dl/extractor/twitch.py
+++ b/youtube_dl/extractor/twitch.py
@@ -22,6 +22,7 @@ from ..utils import (
     orderedSet,
     parse_duration,
     parse_iso8601,
+    update_url_query,
     urlencode_postdata,
 )
 
@@ -279,6 +280,18 @@ class TwitchVodIE(TwitchItemBaseIE):
         if 't' in query:
             info['start_time'] = parse_duration(query['t'][0])
 
+        if info.get('timestamp') is not None:
+            info['subtitles'] = {
+                'rechat': [{
+                    'url': update_url_query(
+                        'https://rechat.twitch.tv/rechat-messages', {
+                            'video_id': 'v%s' % item_id,
+                            'start': info['timestamp'],
+                        }),
+                    'ext': 'json',
+                }],
+            }
+
         return info