import json import re from .common import InfoExtractor from ..utils import ( unified_strdate, ExtractorError, ) class MixcloudIE(InfoExtractor): _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([\w\d-]+)/([\w\d-]+)' IE_NAME = u'mixcloud' _TEST = { u'url': u'http://www.mixcloud.com/dholbach/cryptkeeper/', u'file': u'dholbach-cryptkeeper.mp3', u'info_dict': { u'title': u'Cryptkeeper', u'description': u'After quite a long silence from myself, finally another Drum\'n\'Bass mix with my favourite current dance floor bangers.', u'uploader': u'Daniel Holbach', u'uploader_id': u'dholbach', u'upload_date': u'20111115', }, } def check_urls(self, url_list): """Returns 1st active url from list""" for url in url_list: try: # We only want to know if the request succeed # don't download the whole file self._request_webpage(url, None, False) return url except ExtractorError: url = None return None def _get_url(self, template_url): return self.check_urls(template_url % i for i in range(30)) def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) uploader = mobj.group(1) cloudcast_name = mobj.group(2) track_id = '-'.join((uploader, cloudcast_name)) api_url = 'http://api.mixcloud.com/%s/%s/' % (uploader, cloudcast_name) webpage = self._download_webpage(url, track_id) json_data = self._download_webpage(api_url, track_id, u'Downloading cloudcast info') info = json.loads(json_data) preview_url = self._search_regex(r'data-preview-url="(.+?)"', webpage, u'preview url') song_url = preview_url.replace('/previews/', '/cloudcasts/originals/') template_url = re.sub(r'(stream\d*)', 'stream%d', song_url) final_song_url = self._get_url(template_url) if final_song_url is None: self.to_screen('Trying with m4a extension') template_url = template_url.replace('.mp3', '.m4a').replace('originals/', 'm4a/64/') final_song_url = self._get_url(template_url) if final_song_url is None: raise ExtractorError(u'Unable to extract track url') return { 'id': track_id, 'title': info['name'], 'url': final_song_url, 'description': info.get('description'), 'thumbnail': info['pictures'].get('extra_large'), 'uploader': info['user']['name'], 'uploader_id': info['user']['username'], 'upload_date': unified_strdate(info['created_time']), 'view_count': info['play_count'], }