212 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			212 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import json
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| import re
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| import itertools
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| 
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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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| 
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|     ExtractorError,
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|     unified_strdate,
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| )
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| 
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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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| 
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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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| 
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|     _CLIENT_ID = 'b45b1aa10f1ac2941910a7f0d10f8e28'
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| 
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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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| 
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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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| 
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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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| 
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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 == False:
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|             self.report_extraction(name)
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| 
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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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|         result = {
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|             'id':       track_id,
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|             'url':      info['stream_url'] + '?client_id=' + self._CLIENT_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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|             'ext':      info.get('original_format', u'mp3'),
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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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|             result['url'] = 'https://api.soundcloud.com/tracks/{0}/download?client_id={1}'.format(track_id, self._CLIENT_ID)
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|         if not info.get('streamable', False):
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|             # We have to get the rtmp 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._CLIENT_ID),
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|                 track_id, u'Downloading track url')
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|             rtmp_url = json.loads(stream_json)['rtmp_mp3_128_url']
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|             # The url doesn't have an rtmp app, we have to extract the playpath
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|             url, path = rtmp_url.split('mp3:', 1)
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|             result.update({
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|                 'url': url,
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|                 'play_path': 'mp3:' + path,
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|             })
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|         return result
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| 
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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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| 
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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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|     
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|             self.report_resolve(full_title)
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|     
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|         self.report_resolve(full_title)
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| 
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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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| 
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|         videos = []
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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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| 
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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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| 
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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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| 
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|     # it's in tests/test_playlists.py
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|     _TESTS = []
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| 
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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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| 
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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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| 
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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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| 
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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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