From b158a1d94600f57793f3da8374c15330e469c250 Mon Sep 17 00:00:00 2001 From: sh!zeeg Date: Thu, 24 Nov 2011 20:45:14 +0400 Subject: [PATCH] Mixcloud IE --- youtube-dl | 120 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) diff --git a/youtube-dl b/youtube-dl index e6b7be110..1d4ebea41 100755 --- a/youtube-dl +++ b/youtube-dl @@ -3608,7 +3608,126 @@ class InfoQIE(InfoExtractor): except UnavailableVideoError, err: self._downloader.trouble(u'\nERROR: unable to download ' + video_url) +class MixcloudIE(InfoExtractor): + """Information extractor for www.mixcloud.com""" + _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([\w\d-]+)/([\w\d-]+)' + IE_NAME = u'mixcloud' + def __init__(self, downloader=None): + InfoExtractor.__init__(self, downloader) + + def report_download_json(self, file_id): + """Report JSON download.""" + self._downloader.to_screen(u'[%s] Downloading json' % self.IE_NAME) + + def report_extraction(self, file_id): + """Report information extraction.""" + self._downloader.to_screen(u'[%s] %s: Extracting information' % (self.IE_NAME, file_id)) + + def get_urls(self, jsonData, fmt, bitrate='best'): + """Get urls from 'audio_formats' section in json""" + file_url = None + try: + bitrate_list = jsonData[fmt] + if bitrate is None or bitrate == 'best' or bitrate not in bitrate_list: + bitrate = max(bitrate_list) # select highest + + url_list = jsonData[fmt][bitrate] + except TypeError: # we have no bitrate info. + url_list = jsonData[fmt] + + return url_list + + def check_urls(self, url_list): + """Returns 1st active url from list""" + for url in url_list: + try: + urllib2.urlopen(url) + return url + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + url = None + + return None + + def _print_formats(self, formats): + print 'Available formats:' + for fmt in formats.keys(): + for b in formats[fmt]: + try: + ext = formats[fmt][b][0] + print '%s\t%s\t[%s]' % (fmt, b, ext.split('.')[-1]) + except TypeError: # we have no bitrate info + ext = formats[fmt][0] + print '%s\t%s\t[%s]' % (fmt, '??', ext.split('.')[-1]) + break + + def _real_extract(self, url): + mobj = re.match(self._VALID_URL, url) + if mobj is None: + self._downloader.trouble(u'ERROR: invalid URL: %s' % url) + return + # extract uploader & filename from url + uploader = mobj.group(1).decode('utf-8') + file_id = uploader + "-" + mobj.group(2).decode('utf-8') + + # construct API request + file_url = 'http://www.mixcloud.com/api/1/cloudcast/' + '/'.join(url.split('/')[-3:-1]) + '.json' + # retrieve .json file with links to files + request = urllib2.Request(file_url) + try: + self.report_download_json(file_url) + jsonData = urllib2.urlopen(request).read() + except (urllib2.URLError, httplib.HTTPException, socket.error), err: + self._downloader.trouble(u'ERROR: Unable to retrieve file: %s' % str(err)) + return + + # parse JSON + json_data = json.loads(jsonData) + player_url = json_data['player_swf_url'] + formats = dict(json_data['audio_formats']) + + req_format = self._downloader.params.get('format', None) + bitrate = None + + if self._downloader.params.get('listformats', None): + self._print_formats(formats) + return + + if req_format is None or req_format == 'best': + for format_param in formats.keys(): + url_list = self.get_urls(formats, format_param) + # check urls + file_url = self.check_urls(url_list) + if file_url is not None: + break # got it! + else: + if req_format not in formats.keys(): + self._downloader.trouble(u'ERROR: format is not available') + return + + url_list = self.get_urls(formats, req_format) + file_url = self.check_urls(url_list) + format_param = req_format + + # We have audio + self._downloader.increment_downloads() + try: + # Process file information + self._downloader.process_info({ + 'id': file_id.decode('utf-8'), + 'url': file_url.decode('utf-8'), + 'uploader': uploader.decode('utf-8'), + 'upload_date': u'NA', + 'title': json_data['name'], + 'stitle': _simplify_title(json_data['name']), + 'ext': file_url.split('.')[-1].decode('utf-8'), + 'format': (format_param is None and u'NA' or format_param.decode('utf-8')), + 'thumbnail': json_data['thumbnail_url'], + 'description': json_data['description'], + 'player_url': player_url.decode('utf-8'), + }) + except UnavailableVideoError, err: + self._downloader.trouble(u'ERROR: unable to download file') class PostProcessor(object): """Post Processor class. @@ -4008,6 +4127,7 @@ def gen_extractors(): XVideosIE(), SoundcloudIE(), InfoQIE(), + MixcloudIE(), GenericIE() ]