254 lines
9.5 KiB
Python
254 lines
9.5 KiB
Python
import json
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import re
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import itertools
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from .common import InfoExtractor
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from ..utils import (
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compat_str,
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compat_urlparse,
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compat_urllib_parse,
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ExtractorError,
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unified_strdate,
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)
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class SoundcloudIE(InfoExtractor):
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"""Information extractor for soundcloud.com
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To access the media, the uid of the song and a stream token
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must be extracted from the page source and the script must make
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a request to media.soundcloud.com/crossdomain.xml. Then
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the media can be grabbed by requesting from an url composed
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of the stream token and uid
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"""
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_VALID_URL = r'''^(?:https?://)?
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(?:(?:(?:www\.)?soundcloud\.com/([\w\d-]+)/([\w\d-]+)/?(?:[?].*)?$)
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|(?:api\.soundcloud\.com/tracks/(?P<track_id>\d+))
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|(?P<widget>w.soundcloud.com/player/?.*?url=.*)
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)
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'''
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IE_NAME = u'soundcloud'
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_TESTS = [
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{
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u'url': u'http://soundcloud.com/ethmusic/lostin-powers-she-so-heavy',
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u'file': u'62986583.mp3',
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u'md5': u'ebef0a451b909710ed1d7787dddbf0d7',
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u'info_dict': {
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u"upload_date": u"20121011",
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u"description": u"No Downloads untill we record the finished version this weekend, i was too pumped n i had to post it , earl is prolly gonna b hella p.o'd",
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u"uploader": u"E.T. ExTerrestrial Music",
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u"title": u"Lostin Powers - She so Heavy (SneakPreview) Adrian Ackers Blueprint 1"
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}
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},
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# not streamable song
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{
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u'url': u'https://soundcloud.com/the-concept-band/goldrushed-mastered?in=the-concept-band/sets/the-royal-concept-ep',
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u'info_dict': {
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u'id': u'47127627',
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u'ext': u'mp3',
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u'title': u'Goldrushed',
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u'uploader': u'The Royal Concept',
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u'upload_date': u'20120521',
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},
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u'params': {
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# rtmp
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u'skip_download': True,
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},
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},
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]
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_CLIENT_ID = 'b45b1aa10f1ac2941910a7f0d10f8e28'
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_IPHONE_CLIENT_ID = '376f225bf427445fc4bfb6b99b72e0bf'
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@classmethod
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def suitable(cls, url):
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return re.match(cls._VALID_URL, url, flags=re.VERBOSE) is not None
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def report_resolve(self, video_id):
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"""Report information extraction."""
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self.to_screen(u'%s: Resolving id' % video_id)
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@classmethod
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def _resolv_url(cls, url):
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return 'http://api.soundcloud.com/resolve.json?url=' + url + '&client_id=' + cls._CLIENT_ID
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def _extract_info_dict(self, info, full_title=None, quiet=False):
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track_id = compat_str(info['id'])
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name = full_title or track_id
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if quiet:
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self.report_extraction(name)
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thumbnail = info['artwork_url']
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if thumbnail is not None:
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thumbnail = thumbnail.replace('-large', '-t500x500')
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ext = info.get('original_format', u'mp3')
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result = {
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'id': track_id,
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'uploader': info['user']['username'],
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'upload_date': unified_strdate(info['created_at']),
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'title': info['title'],
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'description': info['description'],
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'thumbnail': thumbnail,
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}
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if info.get('downloadable', False):
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# We can build a direct link to the song
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format_url = (
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u'https://api.soundcloud.com/tracks/{0}/download?client_id={1}'.format(
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track_id, self._CLIENT_ID))
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result['formats'] = [{
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'format_id': 'download',
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'ext': ext,
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'url': format_url,
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'vcodec': 'none',
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}]
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else:
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# We have to retrieve the url
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stream_json = self._download_webpage(
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'http://api.soundcloud.com/i1/tracks/{0}/streams?client_id={1}'.format(track_id, self._IPHONE_CLIENT_ID),
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track_id, u'Downloading track url')
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formats = []
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format_dict = json.loads(stream_json)
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for key, stream_url in format_dict.items():
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if key.startswith(u'http'):
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formats.append({
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'format_id': key,
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'ext': ext,
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'url': stream_url,
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'vcodec': 'none',
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})
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elif key.startswith(u'rtmp'):
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# The url doesn't have an rtmp app, we have to extract the playpath
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url, path = stream_url.split('mp3:', 1)
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formats.append({
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'format_id': key,
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'url': url,
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'play_path': 'mp3:' + path,
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'ext': ext,
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'vcodec': 'none',
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})
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if not formats:
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# We fallback to the stream_url in the original info, this
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# cannot be always used, sometimes it can give an HTTP 404 error
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formats.append({
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'format_id': u'fallback',
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'url': info['stream_url'] + '?client_id=' + self._CLIENT_ID,
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'ext': ext,
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'vcodec': 'none',
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})
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def format_pref(f):
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if f['format_id'].startswith('http'):
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return 2
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if f['format_id'].startswith('rtmp'):
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return 1
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return 0
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formats.sort(key=format_pref)
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result['formats'] = formats
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return result
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url, flags=re.VERBOSE)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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track_id = mobj.group('track_id')
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if track_id is not None:
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info_json_url = 'http://api.soundcloud.com/tracks/' + track_id + '.json?client_id=' + self._CLIENT_ID
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full_title = track_id
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elif mobj.group('widget'):
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query = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
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return self.url_result(query['url'][0], ie='Soundcloud')
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else:
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# extract uploader (which is in the url)
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uploader = mobj.group(1)
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# extract simple title (uploader + slug of song title)
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slug_title = mobj.group(2)
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full_title = '%s/%s' % (uploader, slug_title)
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self.report_resolve(full_title)
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url = 'http://soundcloud.com/%s/%s' % (uploader, slug_title)
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info_json_url = self._resolv_url(url)
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info_json = self._download_webpage(info_json_url, full_title, u'Downloading info JSON')
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info = json.loads(info_json)
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return self._extract_info_dict(info, full_title)
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class SoundcloudSetIE(SoundcloudIE):
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_VALID_URL = r'^(?:https?://)?(?:www\.)?soundcloud\.com/([\w\d-]+)/sets/([\w\d-]+)(?:[?].*)?$'
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IE_NAME = u'soundcloud:set'
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# it's in tests/test_playlists.py
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_TESTS = []
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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# extract uploader (which is in the url)
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uploader = mobj.group(1)
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# extract simple title (uploader + slug of song title)
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slug_title = mobj.group(2)
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full_title = '%s/sets/%s' % (uploader, slug_title)
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self.report_resolve(full_title)
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url = 'http://soundcloud.com/%s/sets/%s' % (uploader, slug_title)
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resolv_url = self._resolv_url(url)
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info_json = self._download_webpage(resolv_url, full_title)
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info = json.loads(info_json)
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if 'errors' in info:
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for err in info['errors']:
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self._downloader.report_error(u'unable to download video webpage: %s' % compat_str(err['error_message']))
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return
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self.report_extraction(full_title)
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return {'_type': 'playlist',
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'entries': [self._extract_info_dict(track) for track in info['tracks']],
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'id': info['id'],
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'title': info['title'],
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}
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class SoundcloudUserIE(SoundcloudIE):
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_VALID_URL = r'https?://(www\.)?soundcloud.com/(?P<user>[^/]+)(/?(tracks/)?)?(\?.*)?$'
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IE_NAME = u'soundcloud:user'
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# it's in tests/test_playlists.py
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_TESTS = []
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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uploader = mobj.group('user')
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url = 'http://soundcloud.com/%s/' % uploader
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resolv_url = self._resolv_url(url)
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user_json = self._download_webpage(resolv_url, uploader,
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u'Downloading user info')
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user = json.loads(user_json)
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tracks = []
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for i in itertools.count():
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data = compat_urllib_parse.urlencode({'offset': i*50,
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'client_id': self._CLIENT_ID,
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})
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tracks_url = 'http://api.soundcloud.com/users/%s/tracks.json?' % user['id'] + data
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response = self._download_webpage(tracks_url, uploader,
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u'Downloading tracks page %s' % (i+1))
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new_tracks = json.loads(response)
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tracks.extend(self._extract_info_dict(track, quiet=True) for track in new_tracks)
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if len(new_tracks) < 50:
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break
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return {
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'_type': 'playlist',
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'id': compat_str(user['id']),
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'title': user['username'],
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'entries': tracks,
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}
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