]> Raphaƫl G. Git Repositories - youtubedl/blob - youtube_dl/extractor/arte.py
Merge tag 'upstream/2013.08.17'
[youtubedl] / youtube_dl / extractor / arte.py
1 import re
2 import json
3 import xml.etree.ElementTree
4
5 from .common import InfoExtractor
6 from ..utils import (
7 ExtractorError,
8 find_xpath_attr,
9 unified_strdate,
10 )
11
12 class ArteTvIE(InfoExtractor):
13 """
14 There are two sources of video in arte.tv: videos.arte.tv and
15 www.arte.tv/guide, the extraction process is different for each one.
16 The videos expire in 7 days, so we can't add tests.
17 """
18 _EMISSION_URL = r'(?:http://)?www\.arte.tv/guide/(?P<lang>fr|de)/(?:(?:sendungen|emissions)/)?(?P<id>.*?)/(?P<name>.*?)(\?.*)?'
19 _VIDEOS_URL = r'(?:http://)?videos.arte.tv/(?P<lang>fr|de)/.*-(?P<id>.*?).html'
20 _LIVEWEB_URL = r'(?:http://)?liveweb.arte.tv/(?P<lang>fr|de)/(?P<subpage>.+?)/(?P<name>.+)'
21 _LIVE_URL = r'index-[0-9]+\.html$'
22
23 IE_NAME = u'arte.tv'
24
25 @classmethod
26 def suitable(cls, url):
27 return any(re.match(regex, url) for regex in (cls._EMISSION_URL, cls._VIDEOS_URL, cls._LIVEWEB_URL))
28
29 # TODO implement Live Stream
30 # from ..utils import compat_urllib_parse
31 # def extractLiveStream(self, url):
32 # video_lang = url.split('/')[-4]
33 # info = self.grep_webpage(
34 # url,
35 # r'src="(.*?/videothek_js.*?\.js)',
36 # 0,
37 # [
38 # (1, 'url', u'Invalid URL: %s' % url)
39 # ]
40 # )
41 # http_host = url.split('/')[2]
42 # next_url = 'http://%s%s' % (http_host, compat_urllib_parse.unquote(info.get('url')))
43 # info = self.grep_webpage(
44 # next_url,
45 # r'(s_artestras_scst_geoFRDE_' + video_lang + '.*?)\'.*?' +
46 # '(http://.*?\.swf).*?' +
47 # '(rtmp://.*?)\'',
48 # re.DOTALL,
49 # [
50 # (1, 'path', u'could not extract video path: %s' % url),
51 # (2, 'player', u'could not extract video player: %s' % url),
52 # (3, 'url', u'could not extract video url: %s' % url)
53 # ]
54 # )
55 # video_url = u'%s/%s' % (info.get('url'), info.get('path'))
56
57 def _real_extract(self, url):
58 mobj = re.match(self._EMISSION_URL, url)
59 if mobj is not None:
60 lang = mobj.group('lang')
61 # This is not a real id, it can be for example AJT for the news
62 # http://www.arte.tv/guide/fr/emissions/AJT/arte-journal
63 video_id = mobj.group('id')
64 return self._extract_emission(url, video_id, lang)
65
66 mobj = re.match(self._VIDEOS_URL, url)
67 if mobj is not None:
68 id = mobj.group('id')
69 lang = mobj.group('lang')
70 return self._extract_video(url, id, lang)
71
72 mobj = re.match(self._LIVEWEB_URL, url)
73 if mobj is not None:
74 name = mobj.group('name')
75 lang = mobj.group('lang')
76 return self._extract_liveweb(url, name, lang)
77
78 if re.search(self._LIVE_URL, video_id) is not None:
79 raise ExtractorError(u'Arte live streams are not yet supported, sorry')
80 # self.extractLiveStream(url)
81 # return
82
83 def _extract_emission(self, url, video_id, lang):
84 """Extract from www.arte.tv/guide"""
85 webpage = self._download_webpage(url, video_id)
86 json_url = self._html_search_regex(r'arte_vp_url="(.*?)"', webpage, 'json url')
87
88 json_info = self._download_webpage(json_url, video_id, 'Downloading info json')
89 self.report_extraction(video_id)
90 info = json.loads(json_info)
91 player_info = info['videoJsonPlayer']
92
93 info_dict = {'id': player_info['VID'],
94 'title': player_info['VTI'],
95 'description': player_info.get('VDE'),
96 'upload_date': unified_strdate(player_info['VDA'].split(' ')[0]),
97 'thumbnail': player_info['programImage'],
98 'ext': 'flv',
99 }
100
101 formats = player_info['VSR'].values()
102 def _match_lang(f):
103 # Return true if that format is in the language of the url
104 if lang == 'fr':
105 l = 'F'
106 elif lang == 'de':
107 l = 'A'
108 regexes = [r'VO?%s' % l, r'VO?.-ST%s' % l]
109 return any(re.match(r, f['versionCode']) for r in regexes)
110 # Some formats may not be in the same language as the url
111 formats = filter(_match_lang, formats)
112 # We order the formats by quality
113 formats = sorted(formats, key=lambda f: int(f['height']))
114 # Prefer videos without subtitles in the same language
115 formats = sorted(formats, key=lambda f: re.match(r'VO(F|A)-STM\1', f['versionCode']) is None)
116 # Pick the best quality
117 format_info = formats[-1]
118 if format_info['mediaType'] == u'rtmp':
119 info_dict['url'] = format_info['streamer']
120 info_dict['play_path'] = 'mp4:' + format_info['url']
121 else:
122 info_dict['url'] = format_info['url']
123
124 return info_dict
125
126 def _extract_video(self, url, video_id, lang):
127 """Extract from videos.arte.tv"""
128 ref_xml_url = url.replace('/videos/', '/do_delegate/videos/')
129 ref_xml_url = ref_xml_url.replace('.html', ',view,asPlayerXml.xml')
130 ref_xml = self._download_webpage(ref_xml_url, video_id, note=u'Downloading metadata')
131 ref_xml_doc = xml.etree.ElementTree.fromstring(ref_xml)
132 config_node = find_xpath_attr(ref_xml_doc, './/video', 'lang', lang)
133 config_xml_url = config_node.attrib['ref']
134 config_xml = self._download_webpage(config_xml_url, video_id, note=u'Downloading configuration')
135
136 video_urls = list(re.finditer(r'<url quality="(?P<quality>.*?)">(?P<url>.*?)</url>', config_xml))
137 def _key(m):
138 quality = m.group('quality')
139 if quality == 'hd':
140 return 2
141 else:
142 return 1
143 # We pick the best quality
144 video_urls = sorted(video_urls, key=_key)
145 video_url = list(video_urls)[-1].group('url')
146
147 title = self._html_search_regex(r'<name>(.*?)</name>', config_xml, 'title')
148 thumbnail = self._html_search_regex(r'<firstThumbnailUrl>(.*?)</firstThumbnailUrl>',
149 config_xml, 'thumbnail')
150 return {'id': video_id,
151 'title': title,
152 'thumbnail': thumbnail,
153 'url': video_url,
154 'ext': 'flv',
155 }
156
157 def _extract_liveweb(self, url, name, lang):
158 """Extract form http://liveweb.arte.tv/"""
159 webpage = self._download_webpage(url, name)
160 video_id = self._search_regex(r'eventId=(\d+?)("|&)', webpage, u'event id')
161 config_xml = self._download_webpage('http://download.liveweb.arte.tv/o21/liveweb/events/event-%s.xml' % video_id,
162 video_id, u'Downloading information')
163 config_doc = xml.etree.ElementTree.fromstring(config_xml.encode('utf-8'))
164 event_doc = config_doc.find('event')
165 url_node = event_doc.find('video').find('urlHd')
166 if url_node is None:
167 url_node = video_doc.find('urlSd')
168
169 return {'id': video_id,
170 'title': event_doc.find('name%s' % lang.capitalize()).text,
171 'url': url_node.text.replace('MP4', 'mp4'),
172 'ext': 'flv',
173 'thumbnail': self._og_search_thumbnail(webpage),
174 }