From e593706803bb88c2781e697aceaac7a271f799c1 Mon Sep 17 00:00:00 2001
From: Ondrej Zara <ondrej.zara@firma.seznam.cz>
Date: Tue, 11 Apr 2017 15:49:42 +0200
Subject: [PATCH] extractor for decko.ceskatelevize.cz

---
 youtube_dl/extractor/decko.py      | 84 ++++++++++++++++++++++++++++++
 youtube_dl/extractor/extractors.py |  4 ++
 2 files changed, 88 insertions(+)
 create mode 100644 youtube_dl/extractor/decko.py

diff --git a/youtube_dl/extractor/decko.py b/youtube_dl/extractor/decko.py
new file mode 100644
index 000000000..3c0287d75
--- /dev/null
+++ b/youtube_dl/extractor/decko.py
@@ -0,0 +1,84 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+
+from ..compat import (
+    compat_urllib_parse_urlencode
+)
+
+from ..utils import (
+    urlencode_postdata,
+    sanitized_Request
+)
+
+
+class DeckoVideoIE(InfoExtractor):
+    _VALID_URL = r'https?://decko.ceskatelevize.cz/video/(?P<id>.+)'
+    _TEST = {
+        'url': 'http://decko.ceskatelevize.cz/video/213543116070004',
+#        'only_matching': True,
+        'md5': '5a9752d8b1616a59a3c495af0fa344d9',
+        'params': {
+            'format': 'bestvideo+bestaudio/best',
+            'skip_download': True
+        },
+        'info_dict': {
+            'id': '61924494877085121-pc',
+            'ext': 'mp4'
+        }
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        data = {
+            'playlist[0][type]': 'episode',
+            'playlist[0][id]': video_id,
+            'requestUrl': '',
+            'requestSource': 'decko',
+        }
+
+        req = sanitized_Request(
+            'http://www.ceskatelevize.cz/ivysilani/ajax/get-client-playlist',
+            data=urlencode_postdata(data))
+
+        req.add_header('Content-type', 'application/x-www-form-urlencoded')
+        req.add_header('x-addr', '127.0.0.1')
+        req.add_header('X-Requested-With', 'XMLHttpRequest')
+
+        playlist1 = self._download_json(req, video_id)
+        playlist2 = self._download_json(playlist1.get("url"), video_id)
+        url = playlist2.get('playlist', {})[0].get('streamUrls', {}).get('main')
+        return self.url_result(url)
+
+
+class DeckoPlaylistIE(InfoExtractor):
+    _VALID_URL = r'https?://decko.ceskatelevize.cz/(?P<id>[a-z-]+)$'
+    _TEST = {
+        'url': 'http://decko.ceskatelevize.cz/nejmensi-slon-na-svete',
+        'playlist_count': 13
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+
+        idec = self._html_search_regex(r'var\s+IDEC\s+=\s+\'(.+?)\'', webpage, 'IDEC')
+
+        args = compat_urllib_parse_urlencode({"IDEC":idec})
+        url = "http://decko.ceskatelevize.cz/rest/Programme/relatedVideosForEpisode?" + args
+        json = self._download_json(url, video_id)
+        episodes = json.get("episodes", [])
+
+        entries = []
+        for episode in episodes:
+            idec = episode.get("episode", {}).get("IDEC")
+            idec = idec.replace(" ", "").replace("/", "")
+            url = "http://decko.ceskatelevize.cz/video/" + idec
+            entries.append(self.url_result(url))
+
+        return {
+            '_type': 'playlist',
+            'entries': entries
+        }
diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 68e1a5cfc..ba50e55dc 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -246,6 +246,10 @@ from .daum import (
 )
 from .dbtv import DBTVIE
 from .dctp import DctpTvIE
+from .decko import (
+    DeckoVideoIE,
+    DeckoPlaylistIE
+)
 from .deezer import DeezerPlaylistIE
 from .democracynow import DemocracynowIE
 from .dfb import DFBIE