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[youtubedl] / youtube_dl / extractor / niconico.py
1 # encoding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5 import json
6 import datetime
7
8 from .common import InfoExtractor
9 from ..compat import (
10 compat_urllib_parse,
11 compat_urllib_request,
12 compat_urlparse,
13 )
14 from ..utils import (
15 ExtractorError,
16 int_or_none,
17 parse_duration,
18 parse_iso8601,
19 xpath_text,
20 determine_ext,
21 )
22
23
24 class NiconicoIE(InfoExtractor):
25 IE_NAME = 'niconico'
26 IE_DESC = 'ニコニコ動画'
27
28 _TESTS = [{
29 'url': 'http://www.nicovideo.jp/watch/sm22312215',
30 'md5': 'd1a75c0823e2f629128c43e1212760f9',
31 'info_dict': {
32 'id': 'sm22312215',
33 'ext': 'mp4',
34 'title': 'Big Buck Bunny',
35 'uploader': 'takuya0301',
36 'uploader_id': '2698420',
37 'upload_date': '20131123',
38 'timestamp': 1385182762,
39 'description': '(c) copyright 2008, Blender Foundation / www.bigbuckbunny.org',
40 'duration': 33,
41 },
42 }, {
43 # File downloaded with and without credentials are different, so omit
44 # the md5 field
45 'url': 'http://www.nicovideo.jp/watch/nm14296458',
46 'info_dict': {
47 'id': 'nm14296458',
48 'ext': 'swf',
49 'title': '【鏡音リン】Dance on media【オリジナル】take2!',
50 'description': 'md5:689f066d74610b3b22e0f1739add0f58',
51 'uploader': 'りょうた',
52 'uploader_id': '18822557',
53 'upload_date': '20110429',
54 'timestamp': 1304065916,
55 'duration': 209,
56 },
57 }, {
58 # 'video exists but is marked as "deleted"
59 # md5 is unstable
60 'url': 'http://www.nicovideo.jp/watch/sm10000',
61 'info_dict': {
62 'id': 'sm10000',
63 'ext': 'unknown_video',
64 'description': 'deleted',
65 'title': 'ドラえもんエターナル第3話「決戦第3新東京市」<前編>',
66 'upload_date': '20071224',
67 'timestamp': 1198527840, # timestamp field has different value if logged in
68 'duration': 304,
69 },
70 }, {
71 'url': 'http://www.nicovideo.jp/watch/so22543406',
72 'info_dict': {
73 'id': '1388129933',
74 'ext': 'mp4',
75 'title': '【第1回】RADIOアニメロミックス ラブライブ!~のぞえりRadio Garden~',
76 'description': 'md5:b27d224bb0ff53d3c8269e9f8b561cf1',
77 'timestamp': 1388851200,
78 'upload_date': '20140104',
79 'uploader': 'アニメロチャンネル',
80 'uploader_id': '312',
81 }
82 }]
83
84 _VALID_URL = r'https?://(?:www\.|secure\.)?nicovideo\.jp/watch/(?P<id>(?:[a-z]{2})?[0-9]+)'
85 _NETRC_MACHINE = 'niconico'
86 # Determine whether the downloader used authentication to download video
87 _AUTHENTICATED = False
88
89 def _real_initialize(self):
90 self._login()
91
92 def _login(self):
93 (username, password) = self._get_login_info()
94 # No authentication to be performed
95 if not username:
96 return True
97
98 # Log in
99 login_form_strs = {
100 'mail': username,
101 'password': password,
102 }
103 # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
104 # chokes on unicode
105 login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k, v in login_form_strs.items())
106 login_data = compat_urllib_parse.urlencode(login_form).encode('utf-8')
107 request = compat_urllib_request.Request(
108 'https://secure.nicovideo.jp/secure/login', login_data)
109 login_results = self._download_webpage(
110 request, None, note='Logging in', errnote='Unable to log in')
111 if re.search(r'(?i)<h1 class="mb8p4">Log in error</h1>', login_results) is not None:
112 self._downloader.report_warning('unable to log in: bad username or password')
113 return False
114 # Successful login
115 self._AUTHENTICATED = True
116 return True
117
118 def _real_extract(self, url):
119 video_id = self._match_id(url)
120
121 # Get video webpage. We are not actually interested in it for normal
122 # cases, but need the cookies in order to be able to download the
123 # info webpage
124 webpage, handle = self._download_webpage_handle(
125 'http://www.nicovideo.jp/watch/' + video_id, video_id)
126 if video_id.startswith('so'):
127 video_id = self._match_id(handle.geturl())
128
129 video_info = self._download_xml(
130 'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id, video_id,
131 note='Downloading video info page')
132
133 if self._AUTHENTICATED:
134 # Get flv info
135 flv_info_webpage = self._download_webpage(
136 'http://flapi.nicovideo.jp/api/getflv/' + video_id + '?as3=1',
137 video_id, 'Downloading flv info')
138 else:
139 # Get external player info
140 ext_player_info = self._download_webpage(
141 'http://ext.nicovideo.jp/thumb_watch/' + video_id, video_id)
142 thumb_play_key = self._search_regex(
143 r'\'thumbPlayKey\'\s*:\s*\'(.*?)\'', ext_player_info, 'thumbPlayKey')
144
145 # Get flv info
146 flv_info_data = compat_urllib_parse.urlencode({
147 'k': thumb_play_key,
148 'v': video_id
149 })
150 flv_info_request = compat_urllib_request.Request(
151 'http://ext.nicovideo.jp/thumb_watch', flv_info_data,
152 {'Content-Type': 'application/x-www-form-urlencoded'})
153 flv_info_webpage = self._download_webpage(
154 flv_info_request, video_id,
155 note='Downloading flv info', errnote='Unable to download flv info')
156
157 flv_info = compat_urlparse.parse_qs(flv_info_webpage)
158 if 'url' not in flv_info:
159 if 'deleted' in flv_info:
160 raise ExtractorError('The video has been deleted.',
161 expected=True)
162 else:
163 raise ExtractorError('Unable to find video URL')
164
165 video_real_url = flv_info['url'][0]
166
167 # Start extracting information
168 title = xpath_text(video_info, './/title')
169 if not title:
170 title = self._og_search_title(webpage, default=None)
171 if not title:
172 title = self._html_search_regex(
173 r'<span[^>]+class="videoHeaderTitle"[^>]*>([^<]+)</span>',
174 webpage, 'video title')
175
176 watch_api_data_string = self._html_search_regex(
177 r'<div[^>]+id="watchAPIDataContainer"[^>]+>([^<]+)</div>',
178 webpage, 'watch api data', default=None)
179 watch_api_data = self._parse_json(watch_api_data_string, video_id) if watch_api_data_string else {}
180 video_detail = watch_api_data.get('videoDetail', {})
181
182 extension = xpath_text(video_info, './/movie_type')
183 if not extension:
184 extension = determine_ext(video_real_url)
185 video_format = extension.upper()
186
187 thumbnail = (
188 xpath_text(video_info, './/thumbnail_url') or
189 self._html_search_meta('image', webpage, 'thumbnail', default=None) or
190 video_detail.get('thumbnail'))
191
192 description = xpath_text(video_info, './/description')
193
194 timestamp = parse_iso8601(xpath_text(video_info, './/first_retrieve'))
195 if not timestamp:
196 match = self._html_search_meta('datePublished', webpage, 'date published', default=None)
197 if match:
198 timestamp = parse_iso8601(match.replace('+', ':00+'))
199 if not timestamp and video_detail.get('postedAt'):
200 timestamp = parse_iso8601(
201 video_detail['postedAt'].replace('/', '-'),
202 delimiter=' ', timezone=datetime.timedelta(hours=9))
203
204 view_count = int_or_none(xpath_text(video_info, './/view_counter'))
205 if not view_count:
206 match = self._html_search_regex(
207 r'>Views: <strong[^>]*>([^<]+)</strong>',
208 webpage, 'view count', default=None)
209 if match:
210 view_count = int_or_none(match.replace(',', ''))
211 view_count = view_count or video_detail.get('viewCount')
212
213 comment_count = int_or_none(xpath_text(video_info, './/comment_num'))
214 if not comment_count:
215 match = self._html_search_regex(
216 r'>Comments: <strong[^>]*>([^<]+)</strong>',
217 webpage, 'comment count', default=None)
218 if match:
219 comment_count = int_or_none(match.replace(',', ''))
220 comment_count = comment_count or video_detail.get('commentCount')
221
222 duration = (parse_duration(
223 xpath_text(video_info, './/length') or
224 self._html_search_meta(
225 'video:duration', webpage, 'video duration', default=None)) or
226 video_detail.get('length'))
227
228 webpage_url = xpath_text(video_info, './/watch_url') or url
229
230 if video_info.find('.//ch_id') is not None:
231 uploader_id = video_info.find('.//ch_id').text
232 uploader = video_info.find('.//ch_name').text
233 elif video_info.find('.//user_id') is not None:
234 uploader_id = video_info.find('.//user_id').text
235 uploader = video_info.find('.//user_nickname').text
236 else:
237 uploader_id = uploader = None
238
239 return {
240 'id': video_id,
241 'url': video_real_url,
242 'title': title,
243 'ext': extension,
244 'format': video_format,
245 'thumbnail': thumbnail,
246 'description': description,
247 'uploader': uploader,
248 'timestamp': timestamp,
249 'uploader_id': uploader_id,
250 'view_count': view_count,
251 'comment_count': comment_count,
252 'duration': duration,
253 'webpage_url': webpage_url,
254 }
255
256
257 class NiconicoPlaylistIE(InfoExtractor):
258 _VALID_URL = r'https?://www\.nicovideo\.jp/mylist/(?P<id>\d+)'
259
260 _TEST = {
261 'url': 'http://www.nicovideo.jp/mylist/27411728',
262 'info_dict': {
263 'id': '27411728',
264 'title': 'AKB48のオールナイトニッポン',
265 },
266 'playlist_mincount': 225,
267 }
268
269 def _real_extract(self, url):
270 list_id = self._match_id(url)
271 webpage = self._download_webpage(url, list_id)
272
273 entries_json = self._search_regex(r'Mylist\.preload\(\d+, (\[.*\])\);',
274 webpage, 'entries')
275 entries = json.loads(entries_json)
276 entries = [{
277 '_type': 'url',
278 'ie_key': NiconicoIE.ie_key(),
279 'url': ('http://www.nicovideo.jp/watch/%s' %
280 entry['item_data']['video_id']),
281 } for entry in entries]
282
283 return {
284 '_type': 'playlist',
285 'title': self._search_regex(r'\s+name: "(.*?)"', webpage, 'title'),
286 'id': list_id,
287 'entries': entries,
288 }