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# coding: utf-8
from __future__ import unicode_literals
import json
import random
from .common import InfoExtractor
from ..compat import (
compat_str,
)
from ..utils import (
ExtractorError,
)
class EightTracksIE(InfoExtractor):
IE_NAME = '8tracks'
_VALID_URL = r'https?://8tracks\.com/(?P<user>[^/]+)/(?P<id>[^/#]+)(?:#.*)?$'
_TEST = {
"name": "EightTracks",
"url": "http://8tracks.com/ytdl/youtube-dl-test-tracks-a",
"info_dict": {
'id': '1336550',
'display_id': 'youtube-dl-test-tracks-a',
"description": "test chars: \"'/\\ä↭",
"title": "youtube-dl test tracks \"'/\\ä↭<>",
},
"playlist": [
{
"md5": "96ce57f24389fc8734ce47f4c1abcc55",
"info_dict": {
"id": "11885610",
"ext": "m4a",
"title": "youtue-dl project<>\"' - youtube-dl test track 1 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "4ab26f05c1f7291ea460a3920be8021f",
"info_dict": {
"id": "11885608",
"ext": "m4a",
"title": "youtube-dl project - youtube-dl test track 2 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "d30b5b5f74217410f4689605c35d1fd7",
"info_dict": {
"id": "11885679",
"ext": "m4a",
"title": "youtube-dl project as well - youtube-dl test track 3 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "4eb0a669317cd725f6bbd336a29f923a",
"info_dict": {
"id": "11885680",
"ext": "m4a",
"title": "youtube-dl project as well - youtube-dl test track 4 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "1893e872e263a2705558d1d319ad19e8",
"info_dict": {
"id": "11885682",
"ext": "m4a",
"title": "PH - youtube-dl test track 5 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "b673c46f47a216ab1741ae8836af5899",
"info_dict": {
"id": "11885683",
"ext": "m4a",
"title": "PH - youtube-dl test track 6 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "1d74534e95df54986da7f5abf7d842b7",
"info_dict": {
"id": "11885684",
"ext": "m4a",
"title": "phihag - youtube-dl test track 7 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
},
{
"md5": "f081f47af8f6ae782ed131d38b9cd1c0",
"info_dict": {
"id": "11885685",
"ext": "m4a",
"title": "phihag - youtube-dl test track 8 \"'/\\\u00e4\u21ad",
"uploader_id": "ytdl"
}
}
]
}
def _real_extract(self, url):
playlist_id = self._match_id(url)
webpage = self._download_webpage(url, playlist_id)
data = self._parse_json(
self._search_regex(
r"(?s)PAGE\.mix\s*=\s*({.+?});\n", webpage, 'trax information'),
playlist_id)
session = str(random.randint(0, 1000000000))
mix_id = data['id']
track_count = data['tracks_count']
duration = data['duration']
avg_song_duration = float(duration) / track_count
# duration is sometimes negative, use predefined avg duration
if avg_song_duration <= 0:
avg_song_duration = 300
first_url = 'http://8tracks.com/sets/%s/play?player=sm&mix_id=%s&format=jsonh' % (session, mix_id)
next_url = first_url
entries = []
for i in range(track_count):
api_json = None
download_tries = 0
while api_json is None:
try:
api_json = self._download_webpage(
next_url, playlist_id,
note='Downloading song information %d/%d' % (i + 1, track_count),
errnote='Failed to download song information')
except ExtractorError:
if download_tries > 3:
raise
else:
download_tries += 1
self._sleep(avg_song_duration, playlist_id)
api_data = json.loads(api_json)
track_data = api_data['set']['track']
info = {
'id': compat_str(track_data['id']),
'url': track_data['track_file_stream_url'],
'title': track_data['performer'] + ' - ' + track_data['name'],
'raw_title': track_data['name'],
'uploader_id': data['user']['login'],
'ext': 'm4a',
}
entries.append(info)
next_url = 'http://8tracks.com/sets/%s/next?player=sm&mix_id=%s&format=jsonh&track_id=%s' % (
session, mix_id, track_data['id'])
return {
'_type': 'playlist',
'entries': entries,
'id': compat_str(mix_id),
'display_id': playlist_id,
'title': data.get('name'),
'description': data.get('description'),
}
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