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[youtube-dl] / youtube_dl / extractor / eighttracks.py
1 import itertools
2 import json
3 import random
4 import re
5
6 from .common import InfoExtractor
7 from ..utils import (
8     ExtractorError,
9 )
10
11
12 class EightTracksIE(InfoExtractor):
13     IE_NAME = '8tracks'
14     _VALID_URL = r'https?://8tracks.com/(?P<user>[^/]+)/(?P<id>[^/#]+)(?:#.*)?$'
15     _TEST = {
16         u"name": u"EightTracks",
17         u"url": u"http://8tracks.com/ytdl/youtube-dl-test-tracks-a",
18         u"playlist": [
19             {
20                 u"file": u"11885610.m4a",
21                 u"md5": u"96ce57f24389fc8734ce47f4c1abcc55",
22                 u"info_dict": {
23                     u"title": u"youtue-dl project<>\"' - youtube-dl test track 1 \"'/\\\u00e4\u21ad",
24                     u"uploader_id": u"ytdl"
25                 }
26             },
27             {
28                 u"file": u"11885608.m4a",
29                 u"md5": u"4ab26f05c1f7291ea460a3920be8021f",
30                 u"info_dict": {
31                     u"title": u"youtube-dl project - youtube-dl test track 2 \"'/\\\u00e4\u21ad",
32                     u"uploader_id": u"ytdl"
33                 }
34             },
35             {
36                 u"file": u"11885679.m4a",
37                 u"md5": u"d30b5b5f74217410f4689605c35d1fd7",
38                 u"info_dict": {
39                     u"title": u"youtube-dl project as well - youtube-dl test track 3 \"'/\\\u00e4\u21ad",
40                     u"uploader_id": u"ytdl"
41                 }
42             },
43             {
44                 u"file": u"11885680.m4a",
45                 u"md5": u"4eb0a669317cd725f6bbd336a29f923a",
46                 u"info_dict": {
47                     u"title": u"youtube-dl project as well - youtube-dl test track 4 \"'/\\\u00e4\u21ad",
48                     u"uploader_id": u"ytdl"
49                 }
50             },
51             {
52                 u"file": u"11885682.m4a",
53                 u"md5": u"1893e872e263a2705558d1d319ad19e8",
54                 u"info_dict": {
55                     u"title": u"PH - youtube-dl test track 5 \"'/\\\u00e4\u21ad",
56                     u"uploader_id": u"ytdl"
57                 }
58             },
59             {
60                 u"file": u"11885683.m4a",
61                 u"md5": u"b673c46f47a216ab1741ae8836af5899",
62                 u"info_dict": {
63                     u"title": u"PH - youtube-dl test track 6 \"'/\\\u00e4\u21ad",
64                     u"uploader_id": u"ytdl"
65                 }
66             },
67             {
68                 u"file": u"11885684.m4a",
69                 u"md5": u"1d74534e95df54986da7f5abf7d842b7",
70                 u"info_dict": {
71                     u"title": u"phihag - youtube-dl test track 7 \"'/\\\u00e4\u21ad",
72                     u"uploader_id": u"ytdl"
73                 }
74             },
75             {
76                 u"file": u"11885685.m4a",
77                 u"md5": u"f081f47af8f6ae782ed131d38b9cd1c0",
78                 u"info_dict": {
79                     u"title": u"phihag - youtube-dl test track 8 \"'/\\\u00e4\u21ad",
80                     u"uploader_id": u"ytdl"
81                 }
82             }
83         ]
84     }
85
86
87     def _real_extract(self, url):
88         mobj = re.match(self._VALID_URL, url)
89         if mobj is None:
90             raise ExtractorError(u'Invalid URL: %s' % url)
91         playlist_id = mobj.group('id')
92
93         webpage = self._download_webpage(url, playlist_id)
94
95         json_like = self._search_regex(r"PAGE.mix = (.*?);\n", webpage, u'trax information', flags=re.DOTALL)
96         data = json.loads(json_like)
97
98         session = str(random.randint(0, 1000000000))
99         mix_id = data['id']
100         track_count = data['tracks_count']
101         first_url = 'http://8tracks.com/sets/%s/play?player=sm&mix_id=%s&format=jsonh' % (session, mix_id)
102         next_url = first_url
103         res = []
104         for i in itertools.count():
105             api_json = self._download_webpage(next_url, playlist_id,
106                 note=u'Downloading song information %s/%s' % (str(i+1), track_count),
107                 errnote=u'Failed to download song information')
108             api_data = json.loads(api_json)
109             track_data = api_data[u'set']['track']
110             info = {
111                 'id': track_data['id'],
112                 'url': track_data['track_file_stream_url'],
113                 'title': track_data['performer'] + u' - ' + track_data['name'],
114                 'raw_title': track_data['name'],
115                 'uploader_id': data['user']['login'],
116                 'ext': 'm4a',
117             }
118             res.append(info)
119             if api_data['set']['at_last_track']:
120                 break
121             next_url = 'http://8tracks.com/sets/%s/next?player=sm&mix_id=%s&format=jsonh&track_id=%s' % (session, mix_id, track_data['id'])
122         return res