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[youtubedl] / youtube_dl / extractor / naver.py
1 # encoding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5
6 from .common import InfoExtractor
7 from ..utils import (
8 compat_urllib_parse,
9 ExtractorError,
10 clean_html,
11 )
12
13
14 class NaverIE(InfoExtractor):
15 _VALID_URL = r'https?://(?:m\.)?tvcast\.naver\.com/v/(?P<id>\d+)'
16
17 _TEST = {
18 'url': 'http://tvcast.naver.com/v/81652',
19 'info_dict': {
20 'id': '81652',
21 'ext': 'mp4',
22 'title': '[9월 모의고사 해설강의][수학_김상희] 수학 A형 16~20번',
23 'description': '합격불변의 법칙 메가스터디 | 메가스터디 수학 김상희 선생님이 9월 모의고사 수학A형 16번에서 20번까지 해설강의를 공개합니다.',
24 'upload_date': '20130903',
25 },
26 }
27
28 def _real_extract(self, url):
29 mobj = re.match(self._VALID_URL, url)
30 video_id = mobj.group(1)
31 webpage = self._download_webpage(url, video_id)
32 m_id = re.search(r'var rmcPlayer = new nhn.rmcnmv.RMCVideoPlayer\("(.+?)", "(.+?)"',
33 webpage)
34 if m_id is None:
35 m_error = re.search(
36 r'(?s)<div class="nation_error">\s*(?:<!--.*?-->)?\s*<p class="[^"]+">(?P<msg>.+?)</p>\s*</div>',
37 webpage)
38 if m_error:
39 raise ExtractorError(clean_html(m_error.group('msg')), expected=True)
40 raise ExtractorError('couldn\'t extract vid and key')
41 vid = m_id.group(1)
42 key = m_id.group(2)
43 query = compat_urllib_parse.urlencode({'vid': vid, 'inKey': key,})
44 query_urls = compat_urllib_parse.urlencode({
45 'masterVid': vid,
46 'protocol': 'p2p',
47 'inKey': key,
48 })
49 info = self._download_xml(
50 'http://serviceapi.rmcnmv.naver.com/flash/videoInfo.nhn?' + query,
51 video_id, 'Downloading video info')
52 urls = self._download_xml(
53 'http://serviceapi.rmcnmv.naver.com/flash/playableEncodingOption.nhn?' + query_urls,
54 video_id, 'Downloading video formats info')
55
56 formats = []
57 for format_el in urls.findall('EncodingOptions/EncodingOption'):
58 domain = format_el.find('Domain').text
59 f = {
60 'url': domain + format_el.find('uri').text,
61 'ext': 'mp4',
62 'width': int(format_el.find('width').text),
63 'height': int(format_el.find('height').text),
64 }
65 if domain.startswith('rtmp'):
66 f.update({
67 'ext': 'flv',
68 'rtmp_protocol': '1', # rtmpt
69 })
70 formats.append(f)
71 self._sort_formats(formats)
72
73 return {
74 'id': video_id,
75 'title': info.find('Subject').text,
76 'formats': formats,
77 'description': self._og_search_description(webpage),
78 'thumbnail': self._og_search_thumbnail(webpage),
79 'upload_date': info.find('WriteDate').text.replace('.', ''),
80 'view_count': int(info.find('PlayCount').text),
81 }