yt-dlp/youtube_dl/extractor/soundcloud.py
2013-06-27 20:17:21 +02:00

194 lines
7.7 KiB
Python

import json
import re
from .common import InfoExtractor
from ..utils import (
compat_str,
ExtractorError,
unified_strdate,
)
class SoundcloudIE(InfoExtractor):
"""Information extractor for soundcloud.com
To access the media, the uid of the song and a stream token
must be extracted from the page source and the script must make
a request to media.soundcloud.com/crossdomain.xml. Then
the media can be grabbed by requesting from an url composed
of the stream token and uid
"""
_VALID_URL = r'^(?:https?://)?(?:www\.)?soundcloud\.com/([\w\d-]+)/([\w\d-]+)'
IE_NAME = u'soundcloud'
def report_resolve(self, video_id):
"""Report information extraction."""
self.to_screen(u'%s: Resolving id' % video_id)
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
if mobj is None:
raise ExtractorError(u'Invalid URL: %s' % url)
# extract uploader (which is in the url)
uploader = mobj.group(1)
# extract simple title (uploader + slug of song title)
slug_title = mobj.group(2)
full_title = '%s/%s' % (uploader, slug_title)
self.report_resolve(full_title)
url = 'http://soundcloud.com/%s/%s' % (uploader, slug_title)
resolv_url = 'http://api.soundcloud.com/resolve.json?url=' + url + '&client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
info_json = self._download_webpage(resolv_url, full_title, u'Downloading info JSON')
info = json.loads(info_json)
video_id = info['id']
self.report_extraction(full_title)
streams_url = 'https://api.sndcdn.com/i1/tracks/' + str(video_id) + '/streams?client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
stream_json = self._download_webpage(streams_url, full_title,
u'Downloading stream definitions',
u'unable to download stream definitions')
streams = json.loads(stream_json)
mediaURL = streams['http_mp3_128_url']
upload_date = unified_strdate(info['created_at'])
return [{
'id': info['id'],
'url': mediaURL,
'uploader': info['user']['username'],
'upload_date': upload_date,
'title': info['title'],
'ext': u'mp3',
'description': info['description'],
}]
class SoundcloudSetIE(InfoExtractor):
"""Information extractor for soundcloud.com sets
To access the media, the uid of the song and a stream token
must be extracted from the page source and the script must make
a request to media.soundcloud.com/crossdomain.xml. Then
the media can be grabbed by requesting from an url composed
of the stream token and uid
"""
_VALID_URL = r'^(?:https?://)?(?:www\.)?soundcloud\.com/([\w\d-]+)/sets/([\w\d-]+)'
IE_NAME = u'soundcloud:set'
_TEST = {
u"name": u"SoundcloudSet",
u"url":"https://soundcloud.com/the-concept-band/sets/the-royal-concept-ep",
u"playlist": [
{
u"file":"30510138.mp3",
u"md5":"f9136bf103901728f29e419d2c70f55d",
u"info_dict": {
u"upload_date": u"20111213",
u"description": u"The Royal Concept from Stockholm\r\nFilip / Povel / David / Magnus\r\nwww.royalconceptband.com",
u"uploader": u"The Royal Concept",
u"title": u"D-D-Dance"
}
},
{
u"file":"47127625.mp3",
u"md5":"09b6758a018470570f8fd423c9453dd8",
u"info_dict": {
u"upload_date": u"20120521",
u"description": u"The Royal Concept from Stockholm\r\nFilip / Povel / David / Magnus\r\nwww.royalconceptband.com",
u"uploader": u"The Royal Concept",
u"title": u"The Royal Concept - Gimme Twice"
}
},
{
u"file":"47127627.mp3",
u"md5":"154abd4e418cea19c3b901f1e1306d9c",
u"info_dict": {
u"upload_date": u"20120521",
u"uploader": u"The Royal Concept",
u"title": u"Goldrushed"
}
},
{
u"file":"47127629.mp3",
u"md5":"2f5471edc79ad3f33a683153e96a79c1",
u"info_dict": {
u"upload_date": u"20120521",
u"description": u"The Royal Concept from Stockholm\r\nFilip / Povel / David / Magnus\r\nwww.royalconceptband.com",
u"uploader": u"The Royal Concept",
u"title": u"In the End"
}
},
{
u"file":"47127631.mp3",
u"md5":"f9ba87aa940af7213f98949254f1c6e2",
u"info_dict": {
u"upload_date": u"20120521",
u"description": u"The Royal Concept from Stockholm\r\nFilip / David / Povel / Magnus\r\nwww.theroyalconceptband.com",
u"uploader": u"The Royal Concept",
u"title": u"Knocked Up"
}
},
{
u"file":"75206121.mp3",
u"md5":"f9d1fe9406717e302980c30de4af9353",
u"info_dict": {
u"upload_date": u"20130116",
u"description": u"The unreleased track World on Fire premiered on the CW's hit show Arrow (8pm/7pm central). \r\nAs a gift to our fans we would like to offer you a free download of the track! ",
u"uploader": u"The Royal Concept",
u"title": u"World On Fire"
}
}
]
}
def report_resolve(self, video_id):
"""Report information extraction."""
self.to_screen(u'%s: Resolving id' % video_id)
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
if mobj is None:
raise ExtractorError(u'Invalid URL: %s' % url)
# extract uploader (which is in the url)
uploader = mobj.group(1)
# extract simple title (uploader + slug of song title)
slug_title = mobj.group(2)
full_title = '%s/sets/%s' % (uploader, slug_title)
self.report_resolve(full_title)
url = 'http://soundcloud.com/%s/sets/%s' % (uploader, slug_title)
resolv_url = 'http://api.soundcloud.com/resolve.json?url=' + url + '&client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
info_json = self._download_webpage(resolv_url, full_title)
videos = []
info = json.loads(info_json)
if 'errors' in info:
for err in info['errors']:
self._downloader.report_error(u'unable to download video webpage: %s' % compat_str(err['error_message']))
return
self.report_extraction(full_title)
for track in info['tracks']:
video_id = track['id']
streams_url = 'https://api.sndcdn.com/i1/tracks/' + str(video_id) + '/streams?client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
stream_json = self._download_webpage(streams_url, video_id, u'Downloading track info JSON')
self.report_extraction(video_id)
streams = json.loads(stream_json)
mediaURL = streams['http_mp3_128_url']
videos.append({
'id': video_id,
'url': mediaURL,
'uploader': track['user']['username'],
'upload_date': unified_strdate(track['created_at']),
'title': track['title'],
'ext': u'mp3',
'description': track['description'],
})
return videos