130 lines
4.9 KiB
Python
130 lines
4.9 KiB
Python
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import json
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import re
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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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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?://)?(?:www\.)?soundcloud\.com/([\w\d-]+)/([\w\d-]+)'
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IE_NAME = u'soundcloud'
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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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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/%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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resolv_url = 'http://api.soundcloud.com/resolve.json?url=' + url + '&client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
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info_json = self._download_webpage(resolv_url, full_title, u'Downloading info JSON')
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info = json.loads(info_json)
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video_id = info['id']
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self.report_extraction(full_title)
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streams_url = 'https://api.sndcdn.com/i1/tracks/' + str(video_id) + '/streams?client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
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stream_json = self._download_webpage(streams_url, full_title,
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u'Downloading stream definitions',
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u'unable to download stream definitions')
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streams = json.loads(stream_json)
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mediaURL = streams['http_mp3_128_url']
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upload_date = unified_strdate(info['created_at'])
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return [{
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'id': info['id'],
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'url': mediaURL,
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'uploader': info['user']['username'],
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'upload_date': upload_date,
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'title': info['title'],
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'ext': u'mp3',
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'description': info['description'],
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}]
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class SoundcloudSetIE(InfoExtractor):
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"""Information extractor for soundcloud.com sets
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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?://)?(?:www\.)?soundcloud\.com/([\w\d-]+)/sets/([\w\d-]+)'
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IE_NAME = u'soundcloud:set'
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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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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 = 'http://api.soundcloud.com/resolve.json?url=' + url + '&client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
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info_json = self._download_webpage(resolv_url, full_title)
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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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self.report_extraction(full_title)
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for track in info['tracks']:
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video_id = track['id']
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streams_url = 'https://api.sndcdn.com/i1/tracks/' + str(video_id) + '/streams?client_id=b45b1aa10f1ac2941910a7f0d10f8e28'
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stream_json = self._download_webpage(streams_url, video_id, u'Downloading track info JSON')
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self.report_extraction(video_id)
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streams = json.loads(stream_json)
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mediaURL = streams['http_mp3_128_url']
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videos.append({
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'id': video_id,
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'url': mediaURL,
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'uploader': track['user']['username'],
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'upload_date': unified_strdate(track['created_at']),
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'title': track['title'],
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'ext': u'mp3',
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'description': track['description'],
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})
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return videos
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