From 56d30534089ff00c58cb8c55b6edb48ba92cbc1c Mon Sep 17 00:00:00 2001
From: Niklas <flake@anio.xyz>
Date: Tue, 8 Nov 2016 19:25:16 +0100
Subject: [PATCH] [zdf] add subtitles

---
 youtube_dl/extractor/zdf.py | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/zdf.py b/youtube_dl/extractor/zdf.py
index 647d01d91..76445a137 100644
--- a/youtube_dl/extractor/zdf.py
+++ b/youtube_dl/extractor/zdf.py
@@ -102,10 +102,24 @@ class ZDFIE(InfoExtractor):
                             'format_note': ', '.join(facets)
                         })
         self._sort_formats(formats)
+
+        subtitles = {}
+        if meta_data.get('captions'):
+            subtitles['de'] = []
+            for caption in meta_data['captions']:
+                if caption.get('language') == 'deu':
+                    subformat = {'url': caption.get('uri')}
+                    if caption.get('format') == 'webvtt':
+                        subformat['ext'] = 'vtt'
+                    elif caption.get('format') == 'ebu-tt-d-basic-de':
+                        subformat['ext'] = 'ttml'
+                    subtitles['de'].append(subformat)
+
         return {
             'id': video_id,
             'title': title,
-            'formats': formats
+            'formats': formats,
+            'subtitles': subtitles
         }
 
 class ZDFChannelIE(InfoExtractor):