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[bandlab] add extractor (supersedes #31206) (Closes #31184) #32881

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[bandlab] add extractor (supersedes #31206) (Closes #31184) #32881

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191 changes: 191 additions & 0 deletions youtube_dl/extractor/bandlab.py
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Original file line number Diff line number Diff line change
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# coding: utf-8
from __future__ import unicode_literals

from .common import InfoExtractor

from ..utils import (
ExtractorError,
merge_dicts,
T,
traverse_obj,
txt_or_none,
url_or_none,
)


class BandlabIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?bandlab\.com/post/(?P<id>[^/]+)'

_TESTS = [{
'url': 'https://www.bandlab.com/post/f117c6d9-9b14-ef11-96f5-000d3a425266',
'info_dict': {
'id': 'f117c6d9-9b14-ef11-96f5-000d3a425266',
'ext': 'm4a',
'title': 'essentials',
'artist': 'Nico Tranquility',
},
}]

def _real_extract(self, url):
track_id = self._match_id(url)
config = self._download_json(
'http://www.bandlab.com/api/v1.3/posts/%s' % track_id, track_id)
track_url = traverse_obj(config, ('revision', 'mixdown', 'file', T(url_or_none)))
if not track_url:
raise ExtractorError(
'[%s] No video formats found!' % (self.ie_key(), ),
video_id=track_id, expected=True)
title = traverse_obj(config, ('revision', 'song', 'name', T(txt_or_none)))

return {
'id': track_id,
'title': title,
'url': track_url,
'artist': traverse_obj(config, ('creator', 'name', T(txt_or_none))),
}


class BandlabAlbumOrPlaylistIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?bandlab\.com/[^/]+/(?P<kind>albums|collections)/(?P<id>[^/]+)'
_TESTS = [{
'url': 'https://www.bandlab.com/nicoeskasenuatrans/albums/a7f108ca-74d6-ee11-85f9-00224845a8e0',
'playlist': [
{
"info_dict": {
"id": "d30b09de-2320-4fc3-a778-c2cb8a01baf7",
"title": "self made",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "2b08f655-7ae5-407c-afbb-f0d6f5dec4ed",
"title": "pride",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "03259a33-613a-4e2b-a784-0cf67e82886a",
"title": "free speech",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "5264bf91-9700-4603-9a78-c40d2aee2a56",
"title": "legalize insanity",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "a32c22f5-945c-4bb5-91d6-3419f96b92bf",
"title": "euphoria",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "df065a3c-a36d-4e6e-81a8-c2b94204b1c6",
"title": "true colours (more euphoria)",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "e0bf4b18-deb2-4a09-99e2-07d45bcc9c1e",
"title": "manifest",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "a6b0c087-8980-4699-954b-7ee0376be7f6",
"title": "survivor's guilt",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "19b80025-6557-43d5-85b9-cd9f6075f27e",
"title": "memories",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "ff6a0fdf-afb5-40d0-902f-1f1760b74c75",
"title": "it gets better",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "12e77b89-43e6-42ef-b1c9-f7551f108f16",
"title": "undeletable",
"ext": "m4a"
}
},
{
"info_dict": {
"id": "f2b959bf-4014-4c5d-8079-3f6d0b9ca5b9",
"title": "antifascientist",
"ext": "m4a"
}
}
],
'info_dict': {
'id': 'a7f108ca-74d6-ee11-85f9-00224845a8e0',
'album': 'trans*',
'artist': 'Nico Tranquility'
},
}, {
'url': 'https://www.bandlab.com/hexatetrahedronx/collections/8fb1041c-e865-eb11-9889-0050f28a2802',
'playlist': [
{
'info_dict': {
'id': '8f37e4aa-92c4-eb11-a7ad-0050f280467f',
'title': 'psych ward',
'ext': 'm4a'
}
}
],
'info_dict': {
'id': '8fb1041c-e865-eb11-9889-0050f28a2802',
'album': 'DOOMTAPE',
'artist': '12days'
}
}]

def _real_extract(self, url):
resource_id, kind = self._match_valid_url(url).group('id', 'kind')
config = self._download_json(
'http://www.bandlab.com/api/v1.3/%s/%s' % (kind, resource_id), resource_id)
entries = []
for track in traverse_obj(config, ('posts', Ellipsis)):
url, name = (traverse_obj(track, ('track', {
'url': ('sample', 'audioUrl', T(url_or_none)),
'name': ('name', T(txt_or_none)),
}), ('revision', {
'url': ('mixdown', 'file', T(url_or_none)),
'name': ('song', 'name', T(txt_or_none)),
})).get(x) for x in ('url', 'name'))
if not (url and name):
continue
track_id = self._search_regex(
r'/([^/]+)\.m4a$', url, 'track id', default=None)
if not track_id:
continue
entries.append({
'url': url,
'id': track_id,
'title': name,
})

return merge_dicts(
self.playlist_result(entries, playlist_id=resource_id),
traverse_obj(config, {
'album': ('name', T(txt_or_none)),
'artist': ('creator', 'name', T(txt_or_none)),
}))
1 change: 1 addition & 0 deletions youtube_dl/extractor/extractors.py
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Original file line number Diff line number Diff line change
Expand Up @@ -98,6 +98,7 @@
from .baidu import BaiduVideoIE
from .bandaichannel import BandaiChannelIE
from .bandcamp import BandcampIE, BandcampAlbumIE, BandcampWeeklyIE
from .bandlab import BandlabIE, BandlabAlbumOrPlaylistIE
from .bbc import (
BBCCoUkIE,
BBCCoUkArticleIE,
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