Completely change project name to yt-dlp (#85)

* All modules and binary names are changed
* All documentation references changed
* yt-dlp no longer loads youtube-dlc config files
* All URLs changed to point to organization account

Co-authored-by: Pccode66
Co-authored-by: pukkandan

yt_dlp/extractor/kakao.py

@@ -0,0 +1,136 @@
+# coding: utf-8
+
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..compat import compat_str
+from ..utils import (
+    int_or_none,
+    strip_or_none,
+    unified_timestamp,
+)
+
+
+class KakaoIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:play-)?tv\.kakao\.com/(?:channel/\d+|embed/player)/cliplink/(?P<id>\d+|[^?#&]+@my)'
+    _API_BASE_TMPL = 'http://tv.kakao.com/api/v1/ft/playmeta/cliplink/%s/'
+    _CDN_API = 'https://tv.kakao.com/katz/v1/ft/cliplink/%s/readyNplay?'
+
+    _TESTS = [{
+        'url': 'http://tv.kakao.com/channel/2671005/cliplink/301965083',
+        'md5': '702b2fbdeb51ad82f5c904e8c0766340',
+        'info_dict': {
+            'id': '301965083',
+            'ext': 'mp4',
+            'title': '乃木坂46 バナナマン 「3期生紹介コーナーが始動！顔高低差GPも！」 『乃木坂工事中』',
+            'uploader_id': 2671005,
+            'uploader': '그랑그랑이',
+            'timestamp': 1488160199,
+            'upload_date': '20170227',
+        }
+    }, {
+        'url': 'http://tv.kakao.com/channel/2653210/cliplink/300103180',
+        'md5': 'a8917742069a4dd442516b86e7d66529',
+        'info_dict': {
+            'id': '300103180',
+            'ext': 'mp4',
+            'description': '러블리즈 - Destiny (나의 지구) (Lovelyz - Destiny)\r\n\r\n[쇼! 음악중심] 20160611, 507회',
+            'title': '러블리즈 - Destiny (나의 지구) (Lovelyz - Destiny)',
+            'uploader_id': 2653210,
+            'uploader': '쇼! 음악중심',
+            'timestamp': 1485684628,
+            'upload_date': '20170129',
+        }
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        api_base = self._API_BASE_TMPL % video_id
+        cdn_api_base = self._CDN_API % video_id
+
+        query = {
+            'player': 'monet_html5',
+            'referer': url,
+            'uuid': '',
+            'service': 'kakao_tv',
+            'section': '',
+            'dteType': 'PC',
+            'fields': ','.join([
+                '-*', 'tid', 'clipLink', 'displayTitle', 'clip', 'title',
+                'description', 'channelId', 'createTime', 'duration', 'playCount',
+                'likeCount', 'commentCount', 'tagList', 'channel', 'name',
+                'clipChapterThumbnailList', 'thumbnailUrl', 'timeInSec', 'isDefault',
+                'videoOutputList', 'width', 'height', 'kbps', 'profile', 'label'])
+        }
+
+        api_json = self._download_json(
+            api_base, video_id, 'Downloading video info')
+
+        clip_link = api_json['clipLink']
+        clip = clip_link['clip']
+
+        title = clip.get('title') or clip_link.get('displayTitle')
+
+        formats = []
+        for fmt in clip.get('videoOutputList', []):
+            try:
+                profile_name = fmt['profile']
+                if profile_name == 'AUDIO':
+                    continue
+                query.update({
+                    'profile': profile_name,
+                    'fields': '-*,url',
+                })
+
+                fmt_url_json = self._download_json(
+                    cdn_api_base, video_id,
+                    'Downloading video URL for profile %s' % profile_name,
+                    query=query, fatal=False)
+
+                if fmt_url_json is None:
+                    continue
+
+                fmt_vidLocation = fmt_url_json['videoLocation']
+                fmt_url = fmt_vidLocation['url']
+                formats.append({
+                    'url': fmt_url,
+                    'format_id': profile_name,
+                    'width': int_or_none(fmt.get('width')),
+                    'height': int_or_none(fmt.get('height')),
+                    'format_note': fmt.get('label'),
+                    'filesize': int_or_none(fmt.get('filesize')),
+                    'tbr': int_or_none(fmt.get('kbps')),
+                })
+            except KeyError:
+                pass
+        self._sort_formats(formats)
+
+        thumbs = []
+        for thumb in clip.get('clipChapterThumbnailList', []):
+            thumbs.append({
+                'url': thumb.get('thumbnailUrl'),
+                'id': compat_str(thumb.get('timeInSec')),
+                'preference': -1 if thumb.get('isDefault') else 0
+            })
+        top_thumbnail = clip.get('thumbnailUrl')
+        if top_thumbnail:
+            thumbs.append({
+                'url': top_thumbnail,
+                'preference': 10,
+            })
+
+        return {
+            'id': video_id,
+            'title': title,
+            'description': strip_or_none(clip.get('description')),
+            'uploader': clip_link.get('channel', {}).get('name'),
+            'uploader_id': clip_link.get('channelId'),
+            'thumbnails': thumbs,
+            'timestamp': unified_timestamp(clip_link.get('createTime')),
+            'duration': int_or_none(clip.get('duration')),
+            'view_count': int_or_none(clip.get('playCount')),
+            'like_count': int_or_none(clip.get('likeCount')),
+            'comment_count': int_or_none(clip.get('commentCount')),
+            'formats': formats,
+            'tags': clip.get('tagList'),
+        }