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[youtubedl] / youtube_dl / extractor / freesound.py
1 from __future__ import unicode_literals
2
3 import re
4
5 from .common import InfoExtractor
6 from ..utils import (
7 float_or_none,
8 get_element_by_class,
9 get_element_by_id,
10 unified_strdate,
11 )
12
13
14 class FreesoundIE(InfoExtractor):
15 _VALID_URL = r'https?://(?:www\.)?freesound\.org/people/[^/]+/sounds/(?P<id>[^/]+)'
16 _TEST = {
17 'url': 'http://www.freesound.org/people/miklovan/sounds/194503/',
18 'md5': '12280ceb42c81f19a515c745eae07650',
19 'info_dict': {
20 'id': '194503',
21 'ext': 'mp3',
22 'title': 'gulls in the city.wav',
23 'description': 'the sounds of seagulls in the city',
24 'duration': 130.233,
25 'uploader': 'miklovan',
26 'upload_date': '20130715',
27 'tags': list,
28 }
29 }
30
31 def _real_extract(self, url):
32 audio_id = self._match_id(url)
33
34 webpage = self._download_webpage(url, audio_id)
35
36 audio_url = self._og_search_property('audio', webpage, 'song url')
37 title = self._og_search_property('audio:title', webpage, 'song title')
38
39 description = self._html_search_regex(
40 r'(?s)id=["\']sound_description["\'][^>]*>(.+?)</div>',
41 webpage, 'description', fatal=False)
42
43 duration = float_or_none(
44 get_element_by_class('duration', webpage), scale=1000)
45
46 upload_date = unified_strdate(get_element_by_id('sound_date', webpage))
47 uploader = self._og_search_property(
48 'audio:artist', webpage, 'uploader', fatal=False)
49
50 channels = self._html_search_regex(
51 r'Channels</dt><dd>(.+?)</dd>', webpage,
52 'channels info', fatal=False)
53
54 tags_str = get_element_by_class('tags', webpage)
55 tags = re.findall(r'<a[^>]+>([^<]+)', tags_str) if tags_str else None
56
57 audio_urls = [audio_url]
58
59 LQ_FORMAT = '-lq.mp3'
60 if LQ_FORMAT in audio_url:
61 audio_urls.append(audio_url.replace(LQ_FORMAT, '-hq.mp3'))
62
63 formats = [{
64 'url': format_url,
65 'format_note': channels,
66 'quality': quality,
67 } for quality, format_url in enumerate(audio_urls)]
68 self._sort_formats(formats)
69
70 return {
71 'id': audio_id,
72 'title': title,
73 'description': description,
74 'duration': duration,
75 'uploader': uploader,
76 'upload_date': upload_date,
77 'tags': tags,
78 'formats': formats,
79 }