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1 | # coding: utf-8 | |
2 | from __future__ import unicode_literals | |
3 | ||
4 | import json | |
5 | import random | |
6 | ||
7 | from .common import InfoExtractor | |
8 | from ..compat import ( | |
9 | compat_str, | |
10 | ) | |
11 | from ..utils import ( | |
12 | ExtractorError, | |
13 | ) | |
14 | ||
15 | ||
16 | class EightTracksIE(InfoExtractor): | |
17 | IE_NAME = '8tracks' | |
18 | _VALID_URL = r'https?://8tracks\.com/(?P<user>[^/]+)/(?P<id>[^/#]+)(?:#.*)?$' | |
19 | _TEST = { | |
20 | "name": "EightTracks", | |
21 | "url": "http://8tracks.com/ytdl/youtube-dl-test-tracks-a", | |
22 | "info_dict": { | |
23 | 'id': '1336550', | |
24 | 'display_id': 'youtube-dl-test-tracks-a', | |
25 | "description": "test chars: \"'/\\ä↭", | |
26 | "title": "youtube-dl test tracks \"'/\\ä↭<>", | |
27 | }, | |
28 | "playlist": [ | |
29 | { | |
30 | "md5": "96ce57f24389fc8734ce47f4c1abcc55", | |
31 | "info_dict": { | |
32 | "id": "11885610", | |
33 | "ext": "m4a", | |
34 | "title": "youtue-dl project<>\"' - youtube-dl test track 1 \"'/\\\u00e4\u21ad", | |
35 | "uploader_id": "ytdl" | |
36 | } | |
37 | }, | |
38 | { | |
39 | "md5": "4ab26f05c1f7291ea460a3920be8021f", | |
40 | "info_dict": { | |
41 | "id": "11885608", | |
42 | "ext": "m4a", | |
43 | "title": "youtube-dl project - youtube-dl test track 2 \"'/\\\u00e4\u21ad", | |
44 | "uploader_id": "ytdl" | |
45 | } | |
46 | }, | |
47 | { | |
48 | "md5": "d30b5b5f74217410f4689605c35d1fd7", | |
49 | "info_dict": { | |
50 | "id": "11885679", | |
51 | "ext": "m4a", | |
52 | "title": "youtube-dl project as well - youtube-dl test track 3 \"'/\\\u00e4\u21ad", | |
53 | "uploader_id": "ytdl" | |
54 | } | |
55 | }, | |
56 | { | |
57 | "md5": "4eb0a669317cd725f6bbd336a29f923a", | |
58 | "info_dict": { | |
59 | "id": "11885680", | |
60 | "ext": "m4a", | |
61 | "title": "youtube-dl project as well - youtube-dl test track 4 \"'/\\\u00e4\u21ad", | |
62 | "uploader_id": "ytdl" | |
63 | } | |
64 | }, | |
65 | { | |
66 | "md5": "1893e872e263a2705558d1d319ad19e8", | |
67 | "info_dict": { | |
68 | "id": "11885682", | |
69 | "ext": "m4a", | |
70 | "title": "PH - youtube-dl test track 5 \"'/\\\u00e4\u21ad", | |
71 | "uploader_id": "ytdl" | |
72 | } | |
73 | }, | |
74 | { | |
75 | "md5": "b673c46f47a216ab1741ae8836af5899", | |
76 | "info_dict": { | |
77 | "id": "11885683", | |
78 | "ext": "m4a", | |
79 | "title": "PH - youtube-dl test track 6 \"'/\\\u00e4\u21ad", | |
80 | "uploader_id": "ytdl" | |
81 | } | |
82 | }, | |
83 | { | |
84 | "md5": "1d74534e95df54986da7f5abf7d842b7", | |
85 | "info_dict": { | |
86 | "id": "11885684", | |
87 | "ext": "m4a", | |
88 | "title": "phihag - youtube-dl test track 7 \"'/\\\u00e4\u21ad", | |
89 | "uploader_id": "ytdl" | |
90 | } | |
91 | }, | |
92 | { | |
93 | "md5": "f081f47af8f6ae782ed131d38b9cd1c0", | |
94 | "info_dict": { | |
95 | "id": "11885685", | |
96 | "ext": "m4a", | |
97 | "title": "phihag - youtube-dl test track 8 \"'/\\\u00e4\u21ad", | |
98 | "uploader_id": "ytdl" | |
99 | } | |
100 | } | |
101 | ] | |
102 | } | |
103 | ||
104 | def _real_extract(self, url): | |
105 | playlist_id = self._match_id(url) | |
106 | ||
107 | webpage = self._download_webpage(url, playlist_id) | |
108 | ||
109 | data = self._parse_json( | |
110 | self._search_regex( | |
111 | r"(?s)PAGE\.mix\s*=\s*({.+?});\n", webpage, 'trax information'), | |
112 | playlist_id) | |
113 | ||
114 | session = str(random.randint(0, 1000000000)) | |
115 | mix_id = data['id'] | |
116 | track_count = data['tracks_count'] | |
117 | duration = data['duration'] | |
118 | avg_song_duration = float(duration) / track_count | |
119 | # duration is sometimes negative, use predefined avg duration | |
120 | if avg_song_duration <= 0: | |
121 | avg_song_duration = 300 | |
122 | first_url = 'http://8tracks.com/sets/%s/play?player=sm&mix_id=%s&format=jsonh' % (session, mix_id) | |
123 | next_url = first_url | |
124 | entries = [] | |
125 | ||
126 | for i in range(track_count): | |
127 | api_json = None | |
128 | download_tries = 0 | |
129 | ||
130 | while api_json is None: | |
131 | try: | |
132 | api_json = self._download_webpage( | |
133 | next_url, playlist_id, | |
134 | note='Downloading song information %d/%d' % (i + 1, track_count), | |
135 | errnote='Failed to download song information') | |
136 | except ExtractorError: | |
137 | if download_tries > 3: | |
138 | raise | |
139 | else: | |
140 | download_tries += 1 | |
141 | self._sleep(avg_song_duration, playlist_id) | |
142 | ||
143 | api_data = json.loads(api_json) | |
144 | track_data = api_data['set']['track'] | |
145 | info = { | |
146 | 'id': compat_str(track_data['id']), | |
147 | 'url': track_data['track_file_stream_url'], | |
148 | 'title': track_data['performer'] + ' - ' + track_data['name'], | |
149 | 'raw_title': track_data['name'], | |
150 | 'uploader_id': data['user']['login'], | |
151 | 'ext': 'm4a', | |
152 | } | |
153 | entries.append(info) | |
154 | ||
155 | next_url = 'http://8tracks.com/sets/%s/next?player=sm&mix_id=%s&format=jsonh&track_id=%s' % ( | |
156 | session, mix_id, track_data['id']) | |
157 | return { | |
158 | '_type': 'playlist', | |
159 | 'entries': entries, | |
160 | 'id': compat_str(mix_id), | |
161 | 'display_id': playlist_id, | |
162 | 'title': data.get('name'), | |
163 | 'description': data.get('description'), | |
164 | } |