mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-23 06:52:51 +08:00
286 lines
11 KiB
Python
286 lines
11 KiB
Python
# encoding: utf-8
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from __future__ import unicode_literals
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import re
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import json
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import datetime
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from .common import InfoExtractor
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from ..compat import (
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compat_urllib_parse_urlencode,
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compat_urlparse,
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)
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from ..utils import (
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ExtractorError,
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int_or_none,
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parse_duration,
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parse_iso8601,
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sanitized_Request,
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xpath_text,
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determine_ext,
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urlencode_postdata,
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)
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class NiconicoIE(InfoExtractor):
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IE_NAME = 'niconico'
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IE_DESC = 'ニコニコ動画'
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_TESTS = [{
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'url': 'http://www.nicovideo.jp/watch/sm22312215',
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'md5': 'd1a75c0823e2f629128c43e1212760f9',
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'info_dict': {
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'id': 'sm22312215',
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'ext': 'mp4',
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'title': 'Big Buck Bunny',
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'uploader': 'takuya0301',
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'uploader_id': '2698420',
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'upload_date': '20131123',
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'timestamp': 1385182762,
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'description': '(c) copyright 2008, Blender Foundation / www.bigbuckbunny.org',
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'duration': 33,
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},
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}, {
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# File downloaded with and without credentials are different, so omit
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# the md5 field
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'url': 'http://www.nicovideo.jp/watch/nm14296458',
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'info_dict': {
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'id': 'nm14296458',
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'ext': 'swf',
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'title': '【鏡音リン】Dance on media【オリジナル】take2!',
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'description': 'md5:689f066d74610b3b22e0f1739add0f58',
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'uploader': 'りょうた',
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'uploader_id': '18822557',
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'upload_date': '20110429',
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'timestamp': 1304065916,
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'duration': 209,
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},
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}, {
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# 'video exists but is marked as "deleted"
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# md5 is unstable
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'url': 'http://www.nicovideo.jp/watch/sm10000',
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'info_dict': {
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'id': 'sm10000',
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'ext': 'unknown_video',
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'description': 'deleted',
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'title': 'ドラえもんエターナル第3話「決戦第3新東京市」＜前編＞',
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'upload_date': '20071224',
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'timestamp': 1198527840, # timestamp field has different value if logged in
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'duration': 304,
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},
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}, {
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'url': 'http://www.nicovideo.jp/watch/so22543406',
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'info_dict': {
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'id': '1388129933',
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'ext': 'mp4',
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'title': '【第1回】RADIOアニメロミックス ラブライブ！～のぞえりRadio Garden～',
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'description': 'md5:b27d224bb0ff53d3c8269e9f8b561cf1',
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'timestamp': 1388851200,
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'upload_date': '20140104',
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'uploader': 'アニメロチャンネル',
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'uploader_id': '312',
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}
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}]
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_VALID_URL = r'https?://(?:www\.|secure\.)?nicovideo\.jp/watch/(?P<id>(?:[a-z]{2})?[0-9]+)'
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_NETRC_MACHINE = 'niconico'
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# Determine whether the downloader used authentication to download video
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_AUTHENTICATED = False
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def _real_initialize(self):
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self._login()
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def _login(self):
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(username, password) = self._get_login_info()
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# No authentication to be performed
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if not username:
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return True
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# Log in
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login_form_strs = {
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'mail': username,
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'password': password,
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}
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login_data = urlencode_postdata(login_form_strs)
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request = sanitized_Request(
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'https://secure.nicovideo.jp/secure/login', login_data)
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login_results = self._download_webpage(
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request, None, note='Logging in', errnote='Unable to log in')
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if re.search(r'(?i)<h1 class="mb8p4">Log in error</h1>', login_results) is not None:
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self._downloader.report_warning('unable to log in: bad username or password')
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return False
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# Successful login
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self._AUTHENTICATED = True
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return True
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def _real_extract(self, url):
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video_id = self._match_id(url)
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# Get video webpage. We are not actually interested in it for normal
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# cases, but need the cookies in order to be able to download the
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# info webpage
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webpage, handle = self._download_webpage_handle(
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'http://www.nicovideo.jp/watch/' + video_id, video_id)
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if video_id.startswith('so'):
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video_id = self._match_id(handle.geturl())
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video_info = self._download_xml(
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'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id, video_id,
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note='Downloading video info page')
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if self._AUTHENTICATED:
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# Get flv info
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flv_info_webpage = self._download_webpage(
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'http://flapi.nicovideo.jp/api/getflv/' + video_id + '?as3=1',
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video_id, 'Downloading flv info')
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else:
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# Get external player info
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ext_player_info = self._download_webpage(
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'http://ext.nicovideo.jp/thumb_watch/' + video_id, video_id)
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thumb_play_key = self._search_regex(
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r'\'thumbPlayKey\'\s*:\s*\'(.*?)\'', ext_player_info, 'thumbPlayKey')
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# Get flv info
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flv_info_data = compat_urllib_parse_urlencode({
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'k': thumb_play_key,
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'v': video_id
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})
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flv_info_request = sanitized_Request(
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'http://ext.nicovideo.jp/thumb_watch', flv_info_data,
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{'Content-Type': 'application/x-www-form-urlencoded'})
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flv_info_webpage = self._download_webpage(
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flv_info_request, video_id,
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note='Downloading flv info', errnote='Unable to download flv info')
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flv_info = compat_urlparse.parse_qs(flv_info_webpage)
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if 'url' not in flv_info:
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if 'deleted' in flv_info:
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raise ExtractorError('The video has been deleted.',
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expected=True)
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else:
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raise ExtractorError('Unable to find video URL')
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video_real_url = flv_info['url'][0]
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# Start extracting information
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title = xpath_text(video_info, './/title')
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if not title:
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title = self._og_search_title(webpage, default=None)
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if not title:
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title = self._html_search_regex(
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r'<span[^>]+class="videoHeaderTitle"[^>]*>([^<]+)</span>',
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webpage, 'video title')
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watch_api_data_string = self._html_search_regex(
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r'<div[^>]+id="watchAPIDataContainer"[^>]+>([^<]+)</div>',
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webpage, 'watch api data', default=None)
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watch_api_data = self._parse_json(watch_api_data_string, video_id) if watch_api_data_string else {}
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video_detail = watch_api_data.get('videoDetail', {})
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extension = xpath_text(video_info, './/movie_type')
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if not extension:
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extension = determine_ext(video_real_url)
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thumbnail = (
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xpath_text(video_info, './/thumbnail_url') or
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self._html_search_meta('image', webpage, 'thumbnail', default=None) or
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video_detail.get('thumbnail'))
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description = xpath_text(video_info, './/description')
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timestamp = parse_iso8601(xpath_text(video_info, './/first_retrieve'))
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if not timestamp:
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match = self._html_search_meta('datePublished', webpage, 'date published', default=None)
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if match:
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timestamp = parse_iso8601(match.replace('+', ':00+'))
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if not timestamp and video_detail.get('postedAt'):
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timestamp = parse_iso8601(
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video_detail['postedAt'].replace('/', '-'),
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delimiter=' ', timezone=datetime.timedelta(hours=9))
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view_count = int_or_none(xpath_text(video_info, './/view_counter'))
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if not view_count:
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match = self._html_search_regex(
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r'>Views: <strong[^>]*>([^<]+)</strong>',
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webpage, 'view count', default=None)
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if match:
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view_count = int_or_none(match.replace(',', ''))
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view_count = view_count or video_detail.get('viewCount')
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comment_count = int_or_none(xpath_text(video_info, './/comment_num'))
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if not comment_count:
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match = self._html_search_regex(
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r'>Comments: <strong[^>]*>([^<]+)</strong>',
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webpage, 'comment count', default=None)
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if match:
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comment_count = int_or_none(match.replace(',', ''))
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comment_count = comment_count or video_detail.get('commentCount')
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duration = (parse_duration(
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xpath_text(video_info, './/length') or
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self._html_search_meta(
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'video:duration', webpage, 'video duration', default=None)) or
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video_detail.get('length'))
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webpage_url = xpath_text(video_info, './/watch_url') or url
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if video_info.find('.//ch_id') is not None:
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uploader_id = video_info.find('.//ch_id').text
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uploader = video_info.find('.//ch_name').text
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elif video_info.find('.//user_id') is not None:
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uploader_id = video_info.find('.//user_id').text
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uploader = video_info.find('.//user_nickname').text
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else:
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uploader_id = uploader = None
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return {
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'id': video_id,
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'url': video_real_url,
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'title': title,
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'ext': extension,
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'format_id': 'economy' if video_real_url.endswith('low') else 'normal',
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'thumbnail': thumbnail,
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'description': description,
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'uploader': uploader,
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'timestamp': timestamp,
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'uploader_id': uploader_id,
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'view_count': view_count,
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'comment_count': comment_count,
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'duration': duration,
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'webpage_url': webpage_url,
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}
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class NiconicoPlaylistIE(InfoExtractor):
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_VALID_URL = r'https?://www\.nicovideo\.jp/mylist/(?P<id>\d+)'
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_TEST = {
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'url': 'http://www.nicovideo.jp/mylist/27411728',
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'info_dict': {
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'id': '27411728',
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'title': 'AKB48のオールナイトニッポン',
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},
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'playlist_mincount': 225,
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}
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def _real_extract(self, url):
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list_id = self._match_id(url)
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webpage = self._download_webpage(url, list_id)
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entries_json = self._search_regex(r'Mylist\.preload\(\d+, (\[.*\])\);',
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webpage, 'entries')
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entries = json.loads(entries_json)
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entries = [{
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'_type': 'url',
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'ie_key': NiconicoIE.ie_key(),
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'url': ('http://www.nicovideo.jp/watch/%s' %
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entry['item_data']['video_id']),
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} for entry in entries]
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return {
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'_type': 'playlist',
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'title': self._search_regex(r'\s+name: "(.*?)"', webpage, 'title'),
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'id': list_id,
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'entries': entries,
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}
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