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[youtube-dl] / youtube_dl / extractor / zdf.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import functools
5 import re
6
7 from .common import InfoExtractor
8 from ..utils import (
9     int_or_none,
10     unified_strdate,
11     OnDemandPagedList,
12     xpath_text,
13     determine_ext,
14     qualities,
15     float_or_none,
16     ExtractorError,
17 )
18
19
20 class ZDFIE(InfoExtractor):
21     _VALID_URL = r'(?:zdf:|zdf:video:|https?://www\.zdf\.de/ZDFmediathek(?:#)?/(.*beitrag/(?:video/)?))(?P<id>[0-9]+)(?:/[^/?]+)?(?:\?.*)?'
22
23     _TESTS = [{
24         'url': 'http://www.zdf.de/ZDFmediathek/beitrag/video/2037704/ZDFspezial---Ende-des-Machtpokers--?bc=sts;stt',
25         'info_dict': {
26             'id': '2037704',
27             'ext': 'webm',
28             'title': 'ZDFspezial - Ende des Machtpokers',
29             'description': 'Union und SPD haben sich auf einen Koalitionsvertrag geeinigt. Aber was bedeutet das für die Bürger? Sehen Sie hierzu das ZDFspezial "Ende des Machtpokers - Große Koalition für Deutschland".',
30             'duration': 1022,
31             'uploader': 'spezial',
32             'uploader_id': '225948',
33             'upload_date': '20131127',
34         },
35         'skip': 'Videos on ZDF.de are depublicised in short order',
36     }]
37
38     def _parse_smil_formats(self, smil, smil_url, video_id, namespace=None, f4m_params=None, transform_rtmp_url=None):
39         param_groups = {}
40         for param_group in smil.findall(self._xpath_ns('./head/paramGroup', namespace)):
41             group_id = param_group.attrib.get(self._xpath_ns('id', 'http://www.w3.org/XML/1998/namespace'))
42             params = {}
43             for param in param_group:
44                 params[param.get('name')] = param.get('value')
45             param_groups[group_id] = params
46
47         formats = []
48         for video in smil.findall(self._xpath_ns('.//video', namespace)):
49             src = video.get('src')
50             if not src:
51                 continue
52             bitrate = float_or_none(video.get('system-bitrate') or video.get('systemBitrate'), 1000)
53             group_id = video.get('paramGroup')
54             param_group = param_groups[group_id]
55             for proto in param_group['protocols'].split(','):
56                 formats.append({
57                     'url': '%s://%s' % (proto, param_group['host']),
58                     'app': param_group['app'],
59                     'play_path': src,
60                     'ext': 'flv',
61                     'format_id': '%s-%d' % (proto, bitrate),
62                     'tbr': bitrate,
63                 })
64         self._sort_formats(formats)
65         return formats
66
67     def extract_from_xml_url(self, video_id, xml_url):
68         doc = self._download_xml(
69             xml_url, video_id,
70             note='Downloading video info',
71             errnote='Failed to download video info')
72
73         status_code = doc.find('./status/statuscode')
74         if status_code is not None and status_code.text != 'ok':
75             code = status_code.text
76             if code == 'notVisibleAnymore':
77                 message = 'Video %s is not available' % video_id
78             else:
79                 message = '%s returned error: %s' % (self.IE_NAME, code)
80             raise ExtractorError(message, expected=True)
81
82         title = doc.find('.//information/title').text
83         description = xpath_text(doc, './/information/detail', 'description')
84         duration = int_or_none(xpath_text(doc, './/details/lengthSec', 'duration'))
85         uploader = xpath_text(doc, './/details/originChannelTitle', 'uploader')
86         uploader_id = xpath_text(doc, './/details/originChannelId', 'uploader id')
87         upload_date = unified_strdate(xpath_text(doc, './/details/airtime', 'upload date'))
88         subtitles = {}
89         captions_url = doc.find('.//caption/url')
90         if captions_url is not None:
91             subtitles['de'] = [{
92                 'url': captions_url.text,
93                 'ext': 'ttml',
94             }]
95
96         def xml_to_thumbnails(fnode):
97             thumbnails = []
98             for node in fnode:
99                 thumbnail_url = node.text
100                 if not thumbnail_url:
101                     continue
102                 thumbnail = {
103                     'url': thumbnail_url,
104                 }
105                 if 'key' in node.attrib:
106                     m = re.match('^([0-9]+)x([0-9]+)$', node.attrib['key'])
107                     if m:
108                         thumbnail['width'] = int(m.group(1))
109                         thumbnail['height'] = int(m.group(2))
110                 thumbnails.append(thumbnail)
111             return thumbnails
112
113         thumbnails = xml_to_thumbnails(doc.findall('.//teaserimages/teaserimage'))
114
115         format_nodes = doc.findall('.//formitaeten/formitaet')
116         quality = qualities(['veryhigh', 'high', 'med', 'low'])
117
118         def get_quality(elem):
119             return quality(xpath_text(elem, 'quality'))
120         format_nodes.sort(key=get_quality)
121         format_ids = []
122         formats = []
123         for fnode in format_nodes:
124             video_url = fnode.find('url').text
125             is_available = 'http://www.metafilegenerator' not in video_url
126             if not is_available:
127                 continue
128             format_id = fnode.attrib['basetype']
129             quality = xpath_text(fnode, './quality', 'quality')
130             format_m = re.match(r'''(?x)
131                 (?P<vcodec>[^_]+)_(?P<acodec>[^_]+)_(?P<container>[^_]+)_
132                 (?P<proto>[^_]+)_(?P<index>[^_]+)_(?P<indexproto>[^_]+)
133             ''', format_id)
134
135             ext = determine_ext(video_url, None) or format_m.group('container')
136             if ext not in ('smil', 'f4m', 'm3u8'):
137                 format_id = format_id + '-' + quality
138             if format_id in format_ids:
139                 continue
140
141             if ext == 'meta':
142                 continue
143             elif ext == 'smil':
144                 formats.extend(self._extract_smil_formats(
145                     video_url, video_id, fatal=False))
146             elif ext == 'm3u8':
147                 # the certificates are misconfigured (see
148                 # https://github.com/rg3/youtube-dl/issues/8665)
149                 if video_url.startswith('https://'):
150                     continue
151                 formats.extend(self._extract_m3u8_formats(
152                     video_url, video_id, 'mp4', m3u8_id=format_id, fatal=False))
153             elif ext == 'f4m':
154                 formats.extend(self._extract_f4m_formats(
155                     video_url, video_id, f4m_id=format_id, fatal=False))
156             else:
157                 proto = format_m.group('proto').lower()
158
159                 abr = int_or_none(xpath_text(fnode, './audioBitrate', 'abr'), 1000)
160                 vbr = int_or_none(xpath_text(fnode, './videoBitrate', 'vbr'), 1000)
161
162                 width = int_or_none(xpath_text(fnode, './width', 'width'))
163                 height = int_or_none(xpath_text(fnode, './height', 'height'))
164
165                 filesize = int_or_none(xpath_text(fnode, './filesize', 'filesize'))
166
167                 format_note = ''
168                 if not format_note:
169                     format_note = None
170
171                 formats.append({
172                     'format_id': format_id,
173                     'url': video_url,
174                     'ext': ext,
175                     'acodec': format_m.group('acodec'),
176                     'vcodec': format_m.group('vcodec'),
177                     'abr': abr,
178                     'vbr': vbr,
179                     'width': width,
180                     'height': height,
181                     'filesize': filesize,
182                     'format_note': format_note,
183                     'protocol': proto,
184                     '_available': is_available,
185                 })
186             format_ids.append(format_id)
187
188         self._sort_formats(formats)
189
190         return {
191             'id': video_id,
192             'title': title,
193             'description': description,
194             'duration': duration,
195             'thumbnails': thumbnails,
196             'uploader': uploader,
197             'uploader_id': uploader_id,
198             'upload_date': upload_date,
199             'formats': formats,
200             'subtitles': subtitles,
201         }
202
203     def _real_extract(self, url):
204         video_id = self._match_id(url)
205         xml_url = 'http://www.zdf.de/ZDFmediathek/xmlservice/web/beitragsDetails?ak=web&id=%s' % video_id
206         return self.extract_from_xml_url(video_id, xml_url)
207
208
209 class ZDFChannelIE(InfoExtractor):
210     _VALID_URL = r'(?:zdf:topic:|https?://www\.zdf\.de/ZDFmediathek(?:#)?/.*kanaluebersicht/(?:[^/]+/)?)(?P<id>[0-9]+)'
211     _TESTS = [{
212         'url': 'http://www.zdf.de/ZDFmediathek#/kanaluebersicht/1586442/sendung/Titanic',
213         'info_dict': {
214             'id': '1586442',
215         },
216         'playlist_count': 3,
217     }, {
218         'url': 'http://www.zdf.de/ZDFmediathek/kanaluebersicht/aktuellste/332',
219         'only_matching': True,
220     }, {
221         'url': 'http://www.zdf.de/ZDFmediathek/kanaluebersicht/meist-gesehen/332',
222         'only_matching': True,
223     }, {
224         'url': 'http://www.zdf.de/ZDFmediathek/kanaluebersicht/_/1798716?bc=nrt;nrm?flash=off',
225         'only_matching': True,
226     }]
227     _PAGE_SIZE = 50
228
229     def _fetch_page(self, channel_id, page):
230         offset = page * self._PAGE_SIZE
231         xml_url = (
232             'http://www.zdf.de/ZDFmediathek/xmlservice/web/aktuellste?ak=web&offset=%d&maxLength=%d&id=%s'
233             % (offset, self._PAGE_SIZE, channel_id))
234         doc = self._download_xml(
235             xml_url, channel_id,
236             note='Downloading channel info',
237             errnote='Failed to download channel info')
238
239         title = doc.find('.//information/title').text
240         description = doc.find('.//information/detail').text
241         for asset in doc.findall('.//teasers/teaser'):
242             a_type = asset.find('./type').text
243             a_id = asset.find('./details/assetId').text
244             if a_type not in ('video', 'topic'):
245                 continue
246             yield {
247                 '_type': 'url',
248                 'playlist_title': title,
249                 'playlist_description': description,
250                 'url': 'zdf:%s:%s' % (a_type, a_id),
251             }
252
253     def _real_extract(self, url):
254         channel_id = self._match_id(url)
255         entries = OnDemandPagedList(
256             functools.partial(self._fetch_page, channel_id), self._PAGE_SIZE)
257
258         return {
259             '_type': 'playlist',
260             'id': channel_id,
261             'entries': entries,
262         }