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[youtube-dl.git] / youtube_dl / extractor / udn.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5
6 from .common import InfoExtractor
7 from ..utils import (
8     determine_ext,
9     int_or_none,
10     js_to_json,
11 )
12 from ..compat import compat_urlparse
13
14
15 class UDNEmbedIE(InfoExtractor):
16     IE_DESC = '聯合影音'
17     _PROTOCOL_RELATIVE_VALID_URL = r'//video\.udn\.com/(?:embed|play)/news/(?P<id>\d+)'
18     _VALID_URL = r'https?:' + _PROTOCOL_RELATIVE_VALID_URL
19     _TESTS = [{
20         'url': 'http://video.udn.com/embed/news/300040',
21         'info_dict': {
22             'id': '300040',
23             'ext': 'mp4',
24             'title': '生物老師男變女 全校挺"做自己"',
25             'thumbnail': r're:^https?://.*\.jpg$',
26         },
27         'params': {
28             # m3u8 download
29             'skip_download': True,
30         },
31         'expected_warnings': ['Failed to parse JSON Expecting value'],
32     }, {
33         'url': 'https://video.udn.com/embed/news/300040',
34         'only_matching': True,
35     }, {
36         # From https://video.udn.com/news/303776
37         'url': 'https://video.udn.com/play/news/303776',
38         'only_matching': True,
39     }]
40
41     def _real_extract(self, url):
42         video_id = self._match_id(url)
43
44         page = self._download_webpage(url, video_id)
45
46         options_str = self._html_search_regex(
47             r'var\s+options\s*=\s*([^;]+);', page, 'options')
48         trans_options_str = js_to_json(options_str)
49         options = self._parse_json(trans_options_str, 'options', fatal=False) or {}
50         if options:
51             video_urls = options['video']
52             title = options['title']
53             poster = options.get('poster')
54         else:
55             video_urls = self._parse_json(self._html_search_regex(
56                 r'"video"\s*:\s*({.+?})\s*,', trans_options_str, 'video urls'), 'video urls')
57             title = self._html_search_regex(
58                 r"title\s*:\s*'(.+?)'\s*,", options_str, 'title')
59             poster = self._html_search_regex(
60                 r"poster\s*:\s*'(.+?)'\s*,", options_str, 'poster', default=None)
61
62         if video_urls.get('youtube'):
63             return self.url_result(video_urls.get('youtube'), 'Youtube')
64
65         formats = []
66         for video_type, api_url in video_urls.items():
67             if not api_url:
68                 continue
69
70             video_url = self._download_webpage(
71                 compat_urlparse.urljoin(url, api_url), video_id,
72                 note='retrieve url for %s video' % video_type)
73
74             ext = determine_ext(video_url)
75             if ext == 'm3u8':
76                 formats.extend(self._extract_m3u8_formats(
77                     video_url, video_id, ext='mp4', m3u8_id='hls'))
78             elif ext == 'f4m':
79                 formats.extend(self._extract_f4m_formats(
80                     video_url, video_id, f4m_id='hds'))
81             else:
82                 mobj = re.search(r'_(?P<height>\d+)p_(?P<tbr>\d+)\.mp4', video_url)
83                 a_format = {
84                     'url': video_url,
85                     # video_type may be 'mp4', which confuses YoutubeDL
86                     'format_id': 'http-' + video_type,
87                 }
88                 if mobj:
89                     a_format.update({
90                         'height': int_or_none(mobj.group('height')),
91                         'tbr': int_or_none(mobj.group('tbr')),
92                     })
93                 formats.append(a_format)
94
95         self._sort_formats(formats)
96
97         return {
98             'id': video_id,
99             'formats': formats,
100             'title': title,
101             'thumbnail': poster,
102         }