More unicode literals
[youtube-dl] / youtube_dl / extractor / arte.py
1 # encoding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5 import json
6
7 from .common import InfoExtractor
8 from ..utils import (
9     ExtractorError,
10     find_xpath_attr,
11     unified_strdate,
12     determine_ext,
13     get_element_by_id,
14     compat_str,
15     get_element_by_attribute,
16 )
17
18 # There are different sources of video in arte.tv, the extraction process 
19 # is different for each one. The videos usually expire in 7 days, so we can't
20 # add tests.
21
22 class ArteTvIE(InfoExtractor):
23     _VIDEOS_URL = r'(?:http://)?videos\.arte\.tv/(?P<lang>fr|de)/.*-(?P<id>.*?)\.html'
24     _LIVEWEB_URL = r'(?:http://)?liveweb\.arte\.tv/(?P<lang>fr|de)/(?P<subpage>.+?)/(?P<name>.+)'
25     _LIVE_URL = r'index-[0-9]+\.html$'
26
27     IE_NAME = 'arte.tv'
28
29     @classmethod
30     def suitable(cls, url):
31         return any(re.match(regex, url) for regex in (cls._VIDEOS_URL, cls._LIVEWEB_URL))
32
33     # TODO implement Live Stream
34     # from ..utils import compat_urllib_parse
35     # def extractLiveStream(self, url):
36     #     video_lang = url.split('/')[-4]
37     #     info = self.grep_webpage(
38     #         url,
39     #         r'src="(.*?/videothek_js.*?\.js)',
40     #         0,
41     #         [
42     #             (1, 'url', 'Invalid URL: %s' % url)
43     #         ]
44     #     )
45     #     http_host = url.split('/')[2]
46     #     next_url = 'http://%s%s' % (http_host, compat_urllib_parse.unquote(info.get('url')))
47     #     info = self.grep_webpage(
48     #         next_url,
49     #         r'(s_artestras_scst_geoFRDE_' + video_lang + '.*?)\'.*?' +
50     #             '(http://.*?\.swf).*?' +
51     #             '(rtmp://.*?)\'',
52     #         re.DOTALL,
53     #         [
54     #             (1, 'path',   'could not extract video path: %s' % url),
55     #             (2, 'player', 'could not extract video player: %s' % url),
56     #             (3, 'url',    'could not extract video url: %s' % url)
57     #         ]
58     #     )
59     #     video_url = '%s/%s' % (info.get('url'), info.get('path'))
60
61     def _real_extract(self, url):
62         mobj = re.match(self._VIDEOS_URL, url)
63         if mobj is not None:
64             id = mobj.group('id')
65             lang = mobj.group('lang')
66             return self._extract_video(url, id, lang)
67
68         mobj = re.match(self._LIVEWEB_URL, url)
69         if mobj is not None:
70             name = mobj.group('name')
71             lang = mobj.group('lang')
72             return self._extract_liveweb(url, name, lang)
73
74         if re.search(self._LIVE_URL, url) is not None:
75             raise ExtractorError(u'Arte live streams are not yet supported, sorry')
76             # self.extractLiveStream(url)
77             # return
78
79     def _extract_video(self, url, video_id, lang):
80         """Extract from videos.arte.tv"""
81         ref_xml_url = url.replace('/videos/', '/do_delegate/videos/')
82         ref_xml_url = ref_xml_url.replace('.html', ',view,asPlayerXml.xml')
83         ref_xml_doc = self._download_xml(ref_xml_url, video_id, note=u'Downloading metadata')
84         config_node = find_xpath_attr(ref_xml_doc, './/video', 'lang', lang)
85         config_xml_url = config_node.attrib['ref']
86         config_xml = self._download_webpage(config_xml_url, video_id, note=u'Downloading configuration')
87
88         video_urls = list(re.finditer(r'<url quality="(?P<quality>.*?)">(?P<url>.*?)</url>', config_xml))
89         def _key(m):
90             quality = m.group('quality')
91             if quality == 'hd':
92                 return 2
93             else:
94                 return 1
95         # We pick the best quality
96         video_urls = sorted(video_urls, key=_key)
97         video_url = list(video_urls)[-1].group('url')
98         
99         title = self._html_search_regex(r'<name>(.*?)</name>', config_xml, 'title')
100         thumbnail = self._html_search_regex(r'<firstThumbnailUrl>(.*?)</firstThumbnailUrl>',
101                                             config_xml, 'thumbnail')
102         return {'id': video_id,
103                 'title': title,
104                 'thumbnail': thumbnail,
105                 'url': video_url,
106                 'ext': 'flv',
107                 }
108
109     def _extract_liveweb(self, url, name, lang):
110         """Extract form http://liveweb.arte.tv/"""
111         webpage = self._download_webpage(url, name)
112         video_id = self._search_regex(r'eventId=(\d+?)("|&)', webpage, 'event id')
113         config_doc = self._download_xml('http://download.liveweb.arte.tv/o21/liveweb/events/event-%s.xml' % video_id,
114                                             video_id, 'Downloading information')
115         event_doc = config_doc.find('event')
116         url_node = event_doc.find('video').find('urlHd')
117         if url_node is None:
118             url_node = event_doc.find('urlSd')
119
120         return {'id': video_id,
121                 'title': event_doc.find('name%s' % lang.capitalize()).text,
122                 'url': url_node.text.replace('MP4', 'mp4'),
123                 'ext': 'flv',
124                 'thumbnail': self._og_search_thumbnail(webpage),
125                 }
126
127
128 class ArteTVPlus7IE(InfoExtractor):
129     IE_NAME = 'arte.tv:+7'
130     _VALID_URL = r'https?://www\.arte.tv/guide/(?P<lang>fr|de)/(?:(?:sendungen|emissions)/)?(?P<id>.*?)/(?P<name>.*?)(\?.*)?'
131
132     @classmethod
133     def _extract_url_info(cls, url):
134         mobj = re.match(cls._VALID_URL, url)
135         lang = mobj.group('lang')
136         # This is not a real id, it can be for example AJT for the news
137         # http://www.arte.tv/guide/fr/emissions/AJT/arte-journal
138         video_id = mobj.group('id')
139         return video_id, lang
140
141     def _real_extract(self, url):
142         video_id, lang = self._extract_url_info(url)
143         webpage = self._download_webpage(url, video_id)
144         return self._extract_from_webpage(webpage, video_id, lang)
145
146     def _extract_from_webpage(self, webpage, video_id, lang):
147         json_url = self._html_search_regex(r'arte_vp_url="(.*?)"', webpage, 'json url')
148         return self._extract_from_json_url(json_url, video_id, lang)
149
150     def _extract_from_json_url(self, json_url, video_id, lang):
151         json_info = self._download_webpage(json_url, video_id, 'Downloading info json')
152         self.report_extraction(video_id)
153         info = json.loads(json_info)
154         player_info = info['videoJsonPlayer']
155
156         info_dict = {
157             'id': player_info['VID'],
158             'title': player_info['VTI'],
159             'description': player_info.get('VDE'),
160             'upload_date': unified_strdate(player_info.get('VDA', '').split(' ')[0]),
161             'thumbnail': player_info.get('programImage') or player_info.get('VTU', {}).get('IUR'),
162         }
163
164         all_formats = player_info['VSR'].values()
165         # Some formats use the m3u8 protocol
166         all_formats = list(filter(lambda f: f.get('videoFormat') != 'M3U8', all_formats))
167         def _match_lang(f):
168             if f.get('versionCode') is None:
169                 return True
170             # Return true if that format is in the language of the url
171             if lang == 'fr':
172                 l = 'F'
173             elif lang == 'de':
174                 l = 'A'
175             regexes = [r'VO?%s' % l, r'VO?.-ST%s' % l]
176             return any(re.match(r, f['versionCode']) for r in regexes)
177         # Some formats may not be in the same language as the url
178         formats = filter(_match_lang, all_formats)
179         formats = list(formats) # in python3 filter returns an iterator
180         if not formats:
181             # Some videos are only available in the 'Originalversion'
182             # they aren't tagged as being in French or German
183             if all(f['versionCode'] == 'VO' for f in all_formats):
184                 formats = all_formats
185             else:
186                 raise ExtractorError(u'The formats list is empty')
187
188         if re.match(r'[A-Z]Q', formats[0]['quality']) is not None:
189             def sort_key(f):
190                 return ['HQ', 'MQ', 'EQ', 'SQ'].index(f['quality'])
191         else:
192             def sort_key(f):
193                 return (
194                     # Sort first by quality
195                     int(f.get('height',-1)),
196                     int(f.get('bitrate',-1)),
197                     # The original version with subtitles has lower relevance
198                     re.match(r'VO-ST(F|A)', f.get('versionCode', '')) is None,
199                     # The version with sourds/mal subtitles has also lower relevance
200                     re.match(r'VO?(F|A)-STM\1', f.get('versionCode', '')) is None,
201                 )
202         formats = sorted(formats, key=sort_key)
203         def _format(format_info):
204             quality = ''
205             height = format_info.get('height')
206             if height is not None:
207                 quality = compat_str(height)
208             bitrate = format_info.get('bitrate')
209             if bitrate is not None:
210                 quality += '-%d' % bitrate
211             if format_info.get('versionCode') is not None:
212                 format_id = '%s-%s' % (quality, format_info['versionCode'])
213             else:
214                 format_id = quality
215             info = {
216                 'format_id': format_id,
217                 'format_note': format_info.get('versionLibelle'),
218                 'width': format_info.get('width'),
219                 'height': height,
220             }
221             if format_info['mediaType'] == 'rtmp':
222                 info['url'] = format_info['streamer']
223                 info['play_path'] = 'mp4:' + format_info['url']
224                 info['ext'] = 'flv'
225             else:
226                 info['url'] = format_info['url']
227                 info['ext'] = determine_ext(info['url'])
228             return info
229         info_dict['formats'] = [_format(f) for f in formats]
230
231         return info_dict
232
233
234 # It also uses the arte_vp_url url from the webpage to extract the information
235 class ArteTVCreativeIE(ArteTVPlus7IE):
236     IE_NAME = 'arte.tv:creative'
237     _VALID_URL = r'https?://creative\.arte\.tv/(?P<lang>fr|de)/magazine?/(?P<id>.+)'
238
239     _TEST = {
240         'url': 'http://creative.arte.tv/de/magazin/agentur-amateur-corporate-design',
241         'file': '050489-002.mp4',
242         'info_dict': {
243             'title': 'Agentur Amateur / Agence Amateur #2 : Corporate Design',
244         },
245     }
246
247
248 class ArteTVFutureIE(ArteTVPlus7IE):
249     IE_NAME = 'arte.tv:future'
250     _VALID_URL = r'https?://future\.arte\.tv/(?P<lang>fr|de)/(thema|sujet)/.*?#article-anchor-(?P<id>\d+)'
251
252     _TEST = {
253         'url': 'http://future.arte.tv/fr/sujet/info-sciences#article-anchor-7081',
254         'file': '050940-003.mp4',
255         'info_dict': {
256             'title': 'Les champignons au secours de la planète',
257         },
258     }
259
260     def _real_extract(self, url):
261         anchor_id, lang = self._extract_url_info(url)
262         webpage = self._download_webpage(url, anchor_id)
263         row = get_element_by_id(anchor_id, webpage)
264         return self._extract_from_webpage(row, anchor_id, lang)
265
266
267 class ArteTVDDCIE(ArteTVPlus7IE):
268     IE_NAME = 'arte.tv:ddc'
269     _VALID_URL = r'http?://ddc\.arte\.tv/(?P<lang>emission|folge)/(?P<id>.+)'
270
271     def _real_extract(self, url):
272         video_id, lang = self._extract_url_info(url)
273         if lang == 'folge':
274             lang = 'de'
275         elif lang == 'emission':
276             lang = 'fr'
277         webpage = self._download_webpage(url, video_id)
278         scriptElement = get_element_by_attribute('class', 'visu_video_block', webpage)
279         script_url = self._html_search_regex(r'src="(.*?)"', scriptElement, 'script url')
280         javascriptPlayerGenerator = self._download_webpage(script_url, video_id, 'Download javascript player generator')
281         json_url = self._search_regex(r"json_url=(.*)&rendering_place.*", javascriptPlayerGenerator, 'json url')
282         return self._extract_from_json_url(json_url, video_id, lang)