]> Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/extractor/zdf.py
Imported Upstream version 2015.01.16
[youtubedl] / 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 )
13
14
15 def extract_from_xml_url(ie, video_id, xml_url):
16 doc = ie._download_xml(
17 xml_url, video_id,
18 note='Downloading video info',
19 errnote='Failed to download video info')
20
21 title = doc.find('.//information/title').text
22 description = doc.find('.//information/detail').text
23 duration = int(doc.find('.//details/lengthSec').text)
24 uploader_node = doc.find('.//details/originChannelTitle')
25 uploader = None if uploader_node is None else uploader_node.text
26 uploader_id_node = doc.find('.//details/originChannelId')
27 uploader_id = None if uploader_id_node is None else uploader_id_node.text
28 upload_date = unified_strdate(doc.find('.//details/airtime').text)
29
30 def xml_to_format(fnode):
31 video_url = fnode.find('url').text
32 is_available = 'http://www.metafilegenerator' not in video_url
33
34 format_id = fnode.attrib['basetype']
35 format_m = re.match(r'''(?x)
36 (?P<vcodec>[^_]+)_(?P<acodec>[^_]+)_(?P<container>[^_]+)_
37 (?P<proto>[^_]+)_(?P<index>[^_]+)_(?P<indexproto>[^_]+)
38 ''', format_id)
39
40 ext = format_m.group('container')
41 proto = format_m.group('proto').lower()
42
43 quality = fnode.find('./quality').text
44 abr = int(fnode.find('./audioBitrate').text) // 1000
45 vbr_node = fnode.find('./videoBitrate')
46 vbr = None if vbr_node is None else int(vbr_node.text) // 1000
47
48 width_node = fnode.find('./width')
49 width = None if width_node is None else int_or_none(width_node.text)
50 height_node = fnode.find('./height')
51 height = None if height_node is None else int_or_none(height_node.text)
52
53 format_note = ''
54 if not format_note:
55 format_note = None
56
57 return {
58 'format_id': format_id + '-' + quality,
59 'url': video_url,
60 'ext': ext,
61 'acodec': format_m.group('acodec'),
62 'vcodec': format_m.group('vcodec'),
63 'abr': abr,
64 'vbr': vbr,
65 'width': width,
66 'height': height,
67 'filesize': int_or_none(fnode.find('./filesize').text),
68 'format_note': format_note,
69 'protocol': proto,
70 '_available': is_available,
71 }
72
73 format_nodes = doc.findall('.//formitaeten/formitaet')
74 formats = list(filter(
75 lambda f: f['_available'],
76 map(xml_to_format, format_nodes)))
77 ie._sort_formats(formats)
78
79 return {
80 'id': video_id,
81 'title': title,
82 'description': description,
83 'duration': duration,
84 'uploader': uploader,
85 'uploader_id': uploader_id,
86 'upload_date': upload_date,
87 'formats': formats,
88 }
89
90
91 class ZDFIE(InfoExtractor):
92 _VALID_URL = r'(?:zdf:|zdf:video:|https?://www\.zdf\.de/ZDFmediathek(?:#)?/(.*beitrag/(?:video/)?))(?P<id>[0-9]+)(?:/[^/?]+)?(?:\?.*)?'
93
94 _TEST = {
95 'url': 'http://www.zdf.de/ZDFmediathek/beitrag/video/2037704/ZDFspezial---Ende-des-Machtpokers--?bc=sts;stt',
96 'info_dict': {
97 'id': '2037704',
98 'ext': 'webm',
99 'title': 'ZDFspezial - Ende des Machtpokers',
100 '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".',
101 'duration': 1022,
102 'uploader': 'spezial',
103 'uploader_id': '225948',
104 'upload_date': '20131127',
105 },
106 'skip': 'Videos on ZDF.de are depublicised in short order',
107 }
108
109 def _real_extract(self, url):
110 video_id = self._match_id(url)
111 xml_url = 'http://www.zdf.de/ZDFmediathek/xmlservice/web/beitragsDetails?ak=web&id=%s' % video_id
112 return extract_from_xml_url(self, video_id, xml_url)
113
114
115 class ZDFChannelIE(InfoExtractor):
116 _VALID_URL = r'(?:zdf:topic:|https?://www\.zdf\.de/ZDFmediathek(?:#)?/.*kanaluebersicht/)(?P<id>[0-9]+)'
117 _TEST = {
118 'url': 'http://www.zdf.de/ZDFmediathek#/kanaluebersicht/1586442/sendung/Titanic',
119 'info_dict': {
120 'id': '1586442',
121 },
122 'playlist_count': 3,
123 }
124 _PAGE_SIZE = 50
125
126 def _fetch_page(self, channel_id, page):
127 offset = page * self._PAGE_SIZE
128 xml_url = (
129 'http://www.zdf.de/ZDFmediathek/xmlservice/web/aktuellste?ak=web&offset=%d&maxLength=%d&id=%s'
130 % (offset, self._PAGE_SIZE, channel_id))
131 doc = self._download_xml(
132 xml_url, channel_id,
133 note='Downloading channel info',
134 errnote='Failed to download channel info')
135
136 title = doc.find('.//information/title').text
137 description = doc.find('.//information/detail').text
138 for asset in doc.findall('.//teasers/teaser'):
139 a_type = asset.find('./type').text
140 a_id = asset.find('./details/assetId').text
141 if a_type not in ('video', 'topic'):
142 continue
143 yield {
144 '_type': 'url',
145 'playlist_title': title,
146 'playlist_description': description,
147 'url': 'zdf:%s:%s' % (a_type, a_id),
148 }
149
150 def _real_extract(self, url):
151 channel_id = self._match_id(url)
152 entries = OnDemandPagedList(
153 functools.partial(self._fetch_page, channel_id), self._PAGE_SIZE)
154
155 return {
156 '_type': 'playlist',
157 'id': channel_id,
158 'entries': entries,
159 }